paging overa high-speed

8/9/2019 Paging Overa High-speed

1/14

USOO8744496B2

( 1 2 ) United

States

Patent ( 1 0 )

P a t e n t N o . :

U S 8 , 7 4 4 , 4 9 6

B2

Cave

e t a ] .

( 4 5 ) Date

o f

P a t e n t : J u n . 3 , 2014

(54) PAGINGOVERAHIGH-SPEED

DOWNLINK

7,649,865 B2 1/2010

Sarkkinen

. . . . . . . . . . . . . . . . . . . . . 370/331

SHARED

CHANNEL

8 , 0 9 0 , 3 9 0 B2 1 / 2 0 1 2 Lee t a 1 .

2003/0035403

A1 2 / 2 0 0 3

Choi

e t a 1 .

_ . _

2004/0023672 A1

2/2004

Terry

. . . . . . . . . . . . . . . . . . . . . . . . . .

.. 455/458

( 7 5 ) I n v e n t o r s -

Chnsmlihef

R- caves

verdun

( C A 2 ,

2 0 0 4 / 0 1 4 2 7 0 6

A1*

7 / 2 0 0 4

Kim t

3 1 ,

, , , , , , , , , , , , , , , , , , , , , 4 5 5 / 4 5 8

ROCCO

DlGlrolamo, L a v a l ( C A ) ; D l a l l a 2 0 0 4 / 0 1 7 6 1 1 2

A1

9 / 2 0 0 4 Beckmann t

a 1 .

Pani,

Montreal (CA);

Alexander

2005 /0007990

A 1/2005 Beckmann e t a 1 . . . . . . . . . . . . 370/349

R e z n i k

T i t u s v ? l e

N]

(Us) 2 0 0 5 / 0 0 7 0 2 7 4 A1 3 / 2 0 0 5 P e d l a r

e t a l .

( C o n t i n u e d )

( 7 3 ) A s s i g n e e : I n t e r D i g i t a l

T e c h n o l o g y C o r p o r a t i o n ,

W i l m i n g t o n , DE U S ) FOREIGN PATENT DOCUMENTS

(

*

) N o t i c e :

S u b j e c t

t o any d i s c l a i m e r , t h e

term

of

h i s

EP 1 3 7 7 0 9 6 Al 1 / 2 0 0 4

p a t e n t

i s extended

o r a d j u s t e d under 35

GB

2

3 7 1 1 7 9

B

10004

U . S . C .

1 5 4 ( b )

b y 1 2 8 8 d a y s .


( 2 1 ) A p p l . N o . : 1 2 / 0 2 6 , 0 9 3 OTHER PUBLICATIONS

( 2 2 )

F i l e d _

Feb 5 2008 3GPP

TSG-2

M e e t i n g

# 5 7 , R 2 - 0 7 0 5 0 8

( I D S

NPL r i o r a r t s u b m i t t e d

'

Apr. 10,

2008).*

( 6 5 )

P r i o r P u b l i c a t i o n

D a t a


US 2 0 0 8 / 0 2 0 7 2 2 9 A1 A u g . 2 8 , 2 0 0 8

Primary

Examiner un hen

Related US. Application

Data

( 7 4 ) A t t o r n e y , A g e n t , o r Firm

r i c

BerkowitZ

( 6 0 ) P r o v i s i o n a l a p p l ic a t i o n N o . 6 0 / 8 8 8 , 2 0 9 , ? l e d o n F e b .

5 ,

2 0 0 7 ,

p r o v i s i o n a l a p p l i c a t i o n N o . 6 0 / 8 9 4 , 6 1 1 , ? l e d ( 5 7 ) ABSTRACT

on M a r .

1 3 , 2 0 0 7 , p r o v i s i o n a l a p p l i c a t i o n N o .

An a p p a r a t u s

and m e t h o d s a r e

p r o v i d e d

f o r

p a g i n g i n a

6 0 / 8 9 5 , 2 4 8 , ? l e d on M a r . 1 6 , 2 0 0 7 . HSDPA

o n n e c t e d mode

CELL_PCH

r

URA_PCH

t a t e .

P r e f e r a b l y , a WTRU

s

c o n ? g u r e d t o s e l e c t

v a r i o u s

PICH

( 5 1 ) I n t -

C l -

i n f o r m a t i o n t h a t i s b r o a d c a s t by b a s e

s t a t i o n .

The WTRU s

H04W68/00 ( 2 0 0 9 - 0 1 )

p r e f e r a b l y

c o n ? g u r e d t o r e c e i v e

p a g i n g m e s s a g e s , b a s e d

o n

( 5 2 )

U - s -

C 1 -

t h e

s e l e c t e d PICH

i n f o r m a t i o n . I n

one embodiment,

a

p r e

USPC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

455/458;

370/329 f e r r e d

WTRU

s con?gured t o

r e c e i v e

paging messages,

( 5 8 )

F i e l d o f

C l a s s i ? c a t i o n Search

based on

PICH,

a

HS-SCCH,

and

HS-PDSCH. I n

a n o t h e r

USPC

. . . . . . ~

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. .

455/ 58;

370/329

embodiment,

a p r e f e r r e d WTRU

s

con?gured

o

r e c e i v e

pag_

s e e apphcanon ? l e f o r c o m p l e t e s e a r C h h l s t O I ' Y - i n g

m e s s a g e s ,

b a s e d on a PICH and a HS-PDSCH. I n

b o t h

_

embodiments,

a t i m e d e l a y parameter i s

p r e f e r a b l y used s o

( 5 6 ) References Clted t h a t t h e

WTRU

ay l i s t e n f o r e i t h e r t h e

HS-SCCH

r

HS

U . S .

PATENTDOCUMENTS

PDSCH o r a p e r i o d

of time

and r e t u r n t o a

s l e e p

mode f no

p a g i n g

m e s s a g e

i s

r e c e i v e d .

7 , 2 9 5 , 8 4 5

B2

1 1 / 2 0 0 7

Larmala

t

a l . . . . . . . . . . . . . .

. . 4 5 5 / 4 5 3

7 , 5 2 9 , 2 1 1

B2 * 5/2009

Narasimha

e t a 1 .

. . . . . . . . . . .

370/337 18 Claims,

5

Drawmg

heets

4 2 WTRU

0 1 1 415\

l u b 410\

|

r [ - 4 0 5

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| \ Avg] I B A S E

S T A T I O N ]

c a m e

J F S R N C |

4 3 0

4 2 5

J |

445 TRIGGER UTRAN

S V S T E M i N F O . U L 4 3 5 M E S S A G E Q O R I G I N A T E D

P A G I N G

l

U E

' N

D R X 4 5 o [ P A G I N G T Y P E ( U T R A N k 4 0

/ U E d , p a g i n g g r o u p , p a g i n g

i n d i c a t

C A S E 1 ; \ A r i R U G E i S A P A G E I N D i C A T i O N

P I C H

l

P I C H W I T H A N D

F 1 1 1 0 ?

g e s n g r i l i - R N T I I N A

H S - S C C H ( H ~ R N T I )

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R 465 _

.

W T R U - S P E C I F I C M E S S A G E

f 4

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P D S C H \ \ u p

H - H N [ P A G I N G T Y P E 1 ( U T R A N U E i c 0 ] 460 455 UE

s l e e p

t i m e s a n d t o

CASE ; UEFINDSITSPAGING HS-SCCH(H-RNTI) L J p a g i n g

NO i C H W I T H H - R N T I 1 1 T H E

H s s c c r i

HS-PDSCH

m e s s a g e w h e n

c o m m o n 0 R M E S S A G E f 4 9 0 < L

U E s

a w a k e

g m - I S P E Q I F I C 4 7 5

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4 7 0

CASE : p | C H

PICH

WITH N0 +

HS-PDSCH

5 1 3 1 5 3 1 5 0 1

M E S S A G E

9 5 j i

Hm [ P A G I N G

T Y P E

1 { u m / 1 1 1

U E

1 1 ]

4 9 0

4 8 5 @

C E L L

U P D A T E

f0 0


2/14


3/14

US 8 , 7 4 4 , 4 9 6

B2

P a g e

3

( 5 6 )

R e f e r e n c e s C i t e d

OTHERPUBLICATIONS

T h i r d G e n e r a t i o n P a r t n e r s h i p P r o j e c t , T e c h n i c a l S p e c i ? c a t i o n

G r o u p

R a d i o Ac c e s s N e t w o r k ; U s e r

E q u i pm e n t ( U E ) p r o c e d u r e s

i n

i d l e

mode

and

p r o c e d u r e s

f o r

c e l l

r e s e l e c t i o n

i n

c o n n e c t e d

mode

( R e l e a s e 1 9 9 9 ) , 3GPP TS 2 5 . 3 0 4

V 3 . 1 4 . 0

( M a r . 2 0 0 4 ) .

T h i r d G e n e r a t i o n

P a r t n e r s h i p P r o j e c t , T e c h n i c a l S p e c i ? c a t i o n

G r o u p R a d i o Ac c e s s N e t w o r k ; U s e r

E q u i p m e n t

( U E ) p r o c e d u r e s i n

i d l e mode and

p r o c e d u r e s

f o r

c e l l r e s e l e c t i o n

i n c o n n e c t e d mode

( R e l e a s e 4 ) , 3GPP TS 2 5 . 3 0 4 V 4 . 8 . 0 ( M a r . 2 0 0 4 ) .


G r o u p R a d i o Ac c e s s N e t w o r k ; U s e r E q u i pm e n t ( U E ) p r o c e d u r e s

i n

i d l e mode and p r o c e d u r e s f o r

c e l l r e s e l e c t i o n

i n c o n n e c t e d mode

( R e l e a s e 5 ) , 3GPP TS 2 5 . 3 0 4 V 5 . 9 . 0 ( S e p .

2 0 0 5 ) .

T h i r d G e n e r a t i o n P a r t n e r s h i p

P r o j e c t , T e c h n i c a l S p e c i ? c a t i o n

G r o u p

R a d i o Ac c e s s N e t w o r k ; U s e r

E q u i pm e n t ( U E )

p r o c e d u r e s i n

i d l e mode and

p r o c e d u r e s

f o r c e l l r e s e l e c t i o n i n c o n n e c t e d mode

( R e l e a s e 6 ) , 3GPP TS 2 5 . 3 0 4 V 6 . 9 . 0 ( M a r . 2 0 0 6 ) .


G r o u p R a d i o Ac c e s s N e t w o r k ; U s e r E q u i p m e n t ( U E ) p r o c e d u r e s i n

i d l e mode and p r o c e d u r e s

f o r c e l l

r e s e l e c t i o n i n c o n n e c t e d mode

( R e l e a s e 7 ) , 3GPP TS 2 5 . 3 0 4 V 7 . 4 . 0 ( D e c . 2 0 0 7 ) .


P a r t n e r s h i p

P r o j e c t ,

T e c h n i c a l S p e c i ? c a t i o n

G r o u p

R a d i o A c c e s s N e t w o r k ;

U s e r E q u i p m e n t ( U E ) p r o c e d u r e s

i n

i d l e

mode

and

p r o c e d u r e s

f o r c e l l

r e s e l e c t i o n

i n c o n n e c t e d

mode

( R e l e a s e

8 ) ,

3GPP TS 2 5 . 3 0 4 V 8 . 0 . 0 ( D e c . 2 0 0 7 ) .

E r i c s s o n

C h a n g e

R e q u e s t

t o 2 5 . 3 2 2 ;

3GPP

TSG-RAN2 M e e t i n g

# 5 7 , S t . L o u i s , USA, F e b .

1 2 - 1 6 ,

2 0 0 7 , R 2 - 0 1 7 0 6 2 .


P a r t n e r s h i p P r o j e c t , T e c h n i c a l S p e c i ? c a t i o n

G r o u p R a d i o Ac c e s s N e t w o r k ; U s e r

E q u i p m e n t

( U E ) p r o c e d u r e s i n

i d l e mode r o c e d u r e s f o r c e l l r e s e l e c t i o n i n c o n n e c t e d mode

R e l e a s e

8 ) , 3GPP TS 2 5 . 3 0 4 V 8 . 0 . 0 ( D e c .

2 0 0 7 ) .

*

c i t e d by

examiner


4/14

US. P a t e n t

J u n . 3 , 2 0 1 4

S h e e t

1

0 f

5

US 8 , 7 4 4 , 4 9 6

B2

U R A _ P C H

UTRA R RC CONNECTED

MODE

C E L L _ P C H

OUT OF

I N

S E R V I C E S E R V I C E

OUT OF

S E R V I C E

I N

S E R V I C E

.

E L L _ D C H

C E L L _ F A C H

OUT OF I N

S E R v I C E S E R v I C E

/

\ /

\

R E L E A S E

E S T A B L I S H

R E L E A S E

E S T A B L I S H

R R C R R C

R R C

R R C

C O N N E C T I O N C O N N E C T I O N C O N N E C T I O N C O N N E C T I O N

\ / 3 4

CAMPING ON A

UTRAN

CELL

F I G .

1

PRIQR ART

PICH FRAMECONTAINING _____________________

PAGING INDICATOR I

S I T B I R A I I E

S U B F R A M E

S U B F R A M E S U B F R A M E

S U B F R A M E S U B F R A M E

# 0

# 1

# 2 # 3 # 4 # 0

ASSOCIATED

T R I C R H S - S C C H SUBFRAMES

F I G . 5


5/14

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2

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Patent

J u n . 3 , 2 0 1 4 S h e e t

3

0 f 5 US , 7 4 4 , 4 9 6 B2

@ 9 2

S T A R T I

V

R E C E I V E H S D P A

ASSOCIATED 310

PICH I N F O INFORMATION

ELEMENT

COMPILE

L I S T OF CANDIDATE

P I C H FOR H S D P A , DETERMINE

NUMBER

OF

CANDIDATE I C I - I K

f20

V

CALCULATE

INDEXP|CH

= U _ R N T |

I v I O D

K ~

30

V

SELECT P I C H FROM L I S T OF

CANDIDATE P I C H BASED ON -/T 40

I N D E X P I C H

\

(END)

F I G . 3


7/14


8/14

US.

Patent

J u n . 3 ,

2 0 1 4

S h e e t

5

0 f 5 US

, 7 4 4 , 4 9 6

B2

PICH FRAME ONTAINING ____________________ 1

P A G I N G

I N D I C A T O R

:

E L E F - F I A I A E S U B F R A M E

S U B F R A M E

S U B F R A M E S U B F R A M E S U B F R A M E

# 0 1

# 2 # s

# 4

# 0

A S S O C I A T E D

FIG_

6

T R I O I - I H S - P D S C H S U B F R A I V I E S

OORE

7 4 0 NETWORK

RNO 3 0

\

7 2 0

B A S E S T A T I O N B A S E S T A T I O N T

j

I /

I

7 2 0 7 5 0 7 6 0

WTRu

710/

7 0 0 \

7

k


9/14

US

8 , 7 4 4 , 4 9 6 B2

1

PAGING

OVER

AHIGH-SPEED

DOWNLINK

SHARED

CHANNEL

CROSS REFERENCE

TO RELATED

APPLICATIONS

T h i s

a p p l i c a t i o n

c l a i m s

t h e

b e n e ? t o f

US.

p r o v i s i o n a l

a p p l i c a t i o n

N o s .

6 0 / 8 8 8 , 20 9 ? l e d

F e b .

5 , 2 0 0 7 , 6 0 / 8 9 4 , 6 1 1

? l e d M a r .

1 3 ,

2 0 0 7 ,

a n d

6 0 / 8 9 5 , 2 4 8 ? l e d M a r . 1 6 , 2 0 0 7 ,

which a r e i n c o r p o r a t e d by r e f e r e n c e

a s i f f u l l y

s e t f o r t h .

TECHNICAL IELD

The s u b j e c t

m a t t e r

d i s c l o s e d h e r e i n r e l a t e s t o w i r e l e s s

c o m m u n i c a t i o n s

m e t h o d s

a n d

a p p a r a t u s .

BACKGROUND

H i g h - S p e e d

Downlink a c k e t A c c e s s

(HSDPA)

was n t r o

d u c e d in R e l e a s e 5 o f t h e T h i r d G e n e r a t i o n P a r t n e r s h i p

P r o j e c t ( 3 G P P ) s t a n d a r d s f o r w i d e b a n d c o d e

d i v i s i o n

mul

t i p l e a c c e s s WCDMA) i r e l e s s

c o m m u n i c a t i o n n e t w o r k s . A

k e y

o p e r a t i n g p r i n c i p l e

o f

HSDPA

s

t o

s h a r e a

f a s t

d o w n l i n k

( D L ) p i p e . An e x a m p l e

o f

a f a s t DL i p e i s a h i g h - s p e e d

d o w n l i n k p h y s i c a l

s h a r e d c h a n n e l (HS-DPSCH). A n i v e r s a l

m o b i l e t e l e c o m m u n i c a t i o n s y s t e m (UMTS) e r r e s t r i a l R a d i o

A c c e s s

Network

(UTRAN) may c o n ? g u r e u p t o 1 5 HS-DP

SCHs. Each HS-DPSCH a y be s h a r e d by l l

w i r e l e s s t r a n s

m i t / r e c e i v e u n i t s (WTRUs)

o p e r a t i n g

w i t h i n t h e network

on

p e r t r a n s m i s s i o n

t i m e

i n t e r v a l ( T T I ) b a s i s , f o r

e x a m p l e ,

e v e r y

2 m i l l i s e c o n d . As r e s u l t , i n f o r m a t i o n

on

h e downlink

chan

n e l s ma y be s e n t t o

a

d i f f e r e n t WTRU n

e v e r y 2 m i l li s e c o n d

i n t e r v a l .

I n o r d e r t o a l l o w WTRUs o d e t e r m i n e o w n e r s h i p o f t h e

i n f o r m a t i o n

on

HS-DPSCH h a r e d c h a n n e l s , a base

s t a t i o n

a l s o s e n d s one o r more

p a r a l l e l h i g h - s p e e d

s h a r e d

c o n t r o l

c h a n n e l s ( H S - S C C H s ) . Among o t h e r

t h i n g s ,

t h e HS-SCCHs

p r o v i d e

d e t a i le d d a t a

t o

e n a b l e

r e c e i v i n g

WTRUs

o

d e t e r

mine wh ich i n f o r m a t i o n

t r a n s m i t t e d

on t h e HS-DPSCH s

a d d r e s s e d

t o

a p a r t i c u l a r WTRU nd o e n a b l e t h e p a r t i c u l a r

WTRU o recover t h e t r a n s m i t t e d i n f o r m a t i o n .

I n

HSDPA,

a

b a s e s t a t i o n

u t i l i z e s

t h r e e k e y c o n c e p t s t o

a c h i e v e

h i g h - s p e e d

d a t a t r a n s m i s s i on . The h r e e k e y

c o n c e p t s

a r e : a d a p t i v e m o d u l a t i o n

a n d

c o d i n g (AMC), e t r a n s m i s s i o n s

u s i n g a h y b r i d - a u t o m a t i c r e p e a t r e q u e s t (HARQ), a n d b a s e

s t a t i o n s c h e d u l i n g .

A a s e

s t a t i o n

may

a k e

a d v a n t a g e o f h e c h a n g i n g c h a n n e l

c o n d i t i o n s

a s

p e r c e i v e d by

a

WTRU

n communication

w i t h

t h e

b a s e

s t a t i o n . I n

o r d e r

t o a c c o m p l i s h t h i s , t h e

b a s e

s t a t i o n

can

s c h e d u l e

t r a n s m i s s i o n s

t o maximize DL

h r o u g h p u t ,

f o r

e x a m p l e , u s i n g 1 6 q u a d r a t u r e a m p l i t u d e m o d u l a t i o n (QAM)

f o r

a

WTRU

l o s e

t o

t h e

b a s e

s t a t i o n and u s i n g q u a d r a t u r e

p h a s e

s h i f t k e y i n g (QPSK) f o r a WTRU t c e l l

e d g e . S u c h

f a s t

s c h e d u l i n g

i s

c o m p l e m e n t e d

w i t h t h e u s e o f HARQs,

a l l o w

i n g

r e t r a n s m i s s i o n of r a n s p o r t

b l o c k s

t h a t a r e r e c e i v e d a t a

WTRU

i t h

e r r o r s .

The

HARQs

r e implemented

t a p h y s i

c a l l a y e r a n d m u l t i p l e

s i m u l t a n e o u s

HARQ r o c e s s e s a r e

p e r m i t t e d

i n

o r d e r t o maximize t i l i z a t i o n .

An

o n g o i n g

p r o b l e m i n HSDPA c o m p l i a n t n e t w o r k s i s

l a t e n c y w i t h i n t h e UTRAN, e s p e c i a l l y i n s e t u p d e l a y s f o r

p a c k e t s w i t c h e d ( P S )

a n d

c i r c u i t s w i t c h e d ( C S ) c a l l s . R e d u c

i n g

t h e

d e l a y d u r i n g WTRU

t a t e t r a n s i t i o n s

i s

one w a y

t o

i m pr o v e n e t w o r k p e r f o r m a n c e .

As

i l l u s t r a t e d i n F I G . 1 , a WTRU o m p li a n t w i t h c u r r e n t

s t a n d a r d s can be i n

one

of 4 p o s s i b l e s t a t e s when

n

a con

n e c t e d

m o d e , CELL_ D CH ,

CELL_FACH, URA_PCH,

o r

CE L L _ P CH. The

WTRU

t a t e i s based

on WTRU r a f ? c

20

25

30

35

40

45

50

55

6 5

2

volume

and o b i l i t y .

The WTRU

a y communicate

w i t h t h e

UTRAN n l y when

n

Cell_FACH r Cell_DCH

t a t e s . C e l l _

PCH nd URA_PCH t a t e s a r e i n t e n d e d f o r power s a v i n g

o p e r a t i o n . URA_PCH s

u s e d

b y a h i g h l y

m o b i l e

WTRU h a t

c h a n g e s c e l l s f r e q u e n t l y . I n b o t h o f

h e s e

p o w e r s a v i n g s t a t e s ,

t h e WTRU

a s

no

u p l i n k

mechanism

t o

send

t r a f ? c

t o t h e

UTRAN. o w e v e r ,

t h e

WTRU a n be paged t o n o t i f y i t t o

change s t a t e s t o e i t h e r

a

Cell_FACH s t a t e

o r Cell_DCH

t a t e .

The a g i n g

p r o c e d u r e

i s

a two s t e p p r o c e s s . To s a v e

b a t t e r y

p o w e r , a

WTRU s

con?gured

i t h

a d i s c o n t i n u o u s r e c e p t i o n

(D RX)

c y c l e

t h a t

s h u t s

o f f t h e WTRUs r e c e i v e r c h a i n p e r i

o d i c a l l y .

T h i s i s known

a s s l e e p

m o d e .

A WTRU

s o n l y

awake ( t h e r e c e i v e r

c h a i n

i s

o n )

f o r c e r t a i n f r a m e s known s

p a g i n g o c c a s i o n s . W i t h i n

e a c h

p a g i n g o c c a s i o n , a WTRU

l i s t e n s f o r a

Paging I n d i c a t o r on

a

Paging I n d i c a t o r

Channel

( P I C H ) . The P a g i n g

I n d i c a t o r i n s t r u c t s a WTRU o

m o n i t o r

t h e p a g i n g

c h a n n e l

( P C H )

c a r r i e d

i n t h e S e c o n d a r y Common

C o n t r o l P h y s i c a l Channel (S-C CPCH). The PCH

s

a

t r a n s

p o r t

c h a n n e l

t h a t i s

mapped o

a

l o g i c a l

P a g i n g C o n t r o l

Chan

n e l ( P C C H ) .

M u l t i p l e S-CCPCHs

may

e

u s e d .

TheWTRU e l e c t s

from

among t h e

m u l t i p l e S -CCPCHs

based on an

I n i t i a l WTRU

I d e n t i t y .

The

s e l e c t e d

S-CCPCH

s

a s s o c i a t e d

w i t h

a s i n g l e

PICH.

T h i s i s

t h e

PICH

h a t t h e

WTRU o n i t o r s f o r p a g i n g

i n d i c a t i o n s . T h e r e i s a s t r i c t d e l a y

r e q u i r e m e n t

between t h e

PICH

and t h e

a s s o c i a t e d p a g i n g

message

on

t h e

S-CCPCH.

T h i s d e l a y

o f f s e t i s

de?ned o a l l o w t h e

WTRU

o

r e c e i v e t h e

PICH n d

t h e n t h e

p a g i n g m e s s a g e . 3GPP e l e a s e 6 s p e c i ? e s

t h i s o f f s e t a s 7 , 6 8 0

c h i p s ,

o r 2

m i l l i s e c o n d .

A f t e r r e c o v e r i n g

t h e

PCCH,

t h e

WTRU an e i t h e r e n t e r t h e Cell_FACH

s t a t e

and perform a

CELL

UPDATE r r e t u r n t o s l e e p

mode u n t i l

t h e n e x t p a g i n g o c c a s i o n .

One

t e c h n i q u e

f o r r e d u c i n g t h i s s t a t e t r a n s i t i o n t i m e i s t o

map

t h e

PCCH o

a h i g h - s p e e d downlink s h a r e d c h a n n e l

(HS-DSCH)

i n s t e a d

o f

t h e

PCH. A a s t e r

d o w n l i n k

r a t e

r e s u l t s i n a s h o r t e r t r a n s m i s s i o n

t i m e

f o r t h e p a g i n g message

and a s t e r

s t a t e

t r a n s i t i o n s . T h i s p r o t o c o l

s t a c k

a r c h i t e c t u r e i s

shown

n

F I G .

2 .

The

i n v e n t o r s

h a v e

r e c o g n i z e d

s e v e r a l

p r o b

l e m s t h a t e x is t when mapping

t h e

PCCH

o t h e

HS-DSCH.

F i r s t ,

HSDPA s

c u r r e n t l y

o n l y

a l l o w e d

i n t h e Cell_DCH

s t a t e a n d i s c o n t r o l l e d by h e

WTRU

a r i a b l e HS - D S CH_ RE

CEPTION.

S e c o n d ,

t h e HS - D S CH must

e

c o n ? g u r e d t o

o p e r a t e

in

t h e

d o w n l i n k .

T h i s i n v o l v e s a s s i g n i n g a

WTRU n

a d d r e s s HS

DSCH a d i o

Network

Temporary I d e n t i ? e r ( H - R N T I ) , c o n

? g u r i n g a HS-SCCH c h a n n e l i z a t i o n

c o d e ,

a n d

c o n ? g u r i n g

HARQ n f o r m a t i o n , s u c h a s t h e number o f HARQ r o c e s s e s

a n d

memory p a r t i t i o n .

C u r r e n t l y , t h e r e

i s

no

mechanism

de?ned t o a l l o w s u c h a c o n ? g u r a t i o n

i n

Cell_PCH

and

URA_PCH

t a t e s .

T h i r d , a

WTRU n Cell_PCH

o r

URA_PCH

t a t e

i s

u n a b l e

t o

s e n d

c h a n n e l

q u a l i t y

i n d i c a t i o n ( C Q I ) i n f o r m a t i o n t o t h e

UTRAN e c a u s e n o u p l i n k c o m m u n i c a t i o n i s p o s s i b l e . T h u s ,

t h e


c a n n o t

t a k e f u l l a d v a n t a g e o f

t h e

AMC e c h

n i q u e s

r e q u i r e d

b y

H S D P A .

F o u r t h ,

once

a WTRU e c e i v e s a

Paging

I n d i c a t o r on t h e

PICH, t h e

WTRU x p e c t s

a

p a g i n g

message

i n

t h e a s s o c i a t e d

S-CCPCH. T h i s S -CCPCH o c c u r s 7 , 6 8 0

c h i p s

a f t e r

t h e

PICH. I n

HSDPA,

a b a s e

s t a t i o n

s c h e d u l e s

WTRU r a f ? c .

W h i l e i t i s p o s s i b l e

t o m a i n t a i n

a s t r i c t t i m i n g r e l a t i o n s h i p

b e t w e e n t h e PICH a n d t h e HS-DSCH,

m a i n t a i n i n g

t h i s r e l a

t i o n s h i p r e s t r i c t s

t h e


s c h e d u l i n g

? e x i b i l i t y f o r

t r a n s m i s s i o n o v e r

HS-DSCH.

L i m i t i n g

t h e

b a s e

s t a t i o n

s c h e d u l i n g

? e x i b i l i t y

f o r HS-DSCH

i s u n d e s i r a b l e

s i n c e

o t h e r

t y p e s o f

t r a f ? c ( f o r

e x a m p l e ,

d e d i c a t e d t r a ? i c c h a n n e l

(DTCH)

and

d e d i c a t e d

c o n t r o l

c h a n n e l

(DCCH)

a r e a l s o

c a r r i e d

over

HS-DSCH.


10/14

US

8 , 7 4 4 , 4 9 6 B2

3

T h e r e f o r e ,

HSDPA

a g i n g o f a WTRU

n

CELL_P CH and

URA_PCH t a t e s

w i t h o u t t h e above

mentioned

d i s a d v a n

t a g e s i s

d e s i r e d .

SUMMARY

An p p a r a t u s and metho ds a r e

p r o v i d e d

f o r

p a g i n g i n

a

HSDPA

onnected

mode

CELL_PCH

r

URA_PCH

t a t e .

P r e f e r a b l y ,

a

WTRU s con?gured t o s e l e c t v a r i o u s PICH

i n f o r m a t i o n t h a t

i s

b r o a d c a s t by

b a s e

s t a t i o n . The WTRU

s

p r e f e r a b l y c o n ? g u r e d

t o

r e c e i v e p a g i n g m e s s a g e s ,

b a s e d

on

t h e

s e l e c t e d

PICH i n f o r m a t i o n . I n one embodiment, a p r e

f e r r e d WTRU s c o n ? g u r e d t o r e c e i v e p a g i n g m e s s a g e s ,

based on PICH, a HS-SCCH,

nd HS-PDSCH.

n another

e m b o d i m e n t , a p r e f e r r e d WTRU s

c o n ? g u r e d

t o r e c e i v e

p a g

i n g messages, based

on a PICH nd a HS-PDSCH. n

both

e m b o d i m e n t s ,

a

t i m e d e l a y p a r a m e t e r i s p r e f e r a b l y

u s e d s o

t h a t t h e

WTRU

may

i s t e n f o r

e i t h e r t h e HS-SCCH r HS

PDSCH o r a p e r i o d of

time

and r e t u r n t o a s l e e p mode i f no

p a g i n g

m e s s a g e

i s r e c e i v e d .

BRIEF

DESCRIPTION OFTHEDRAWINGS

A

ore

d e t a i l e d

u n d e r s t a n d i n g

ma y

be

had from

t h e

f o l

l o w i n g

d e s c r i p t i o n , g i v e n b y w a y o f e x a m p l e i n c o n j u n c t i o n

w i t h t h e a c c o m p a n y i n g d r a w i n g s .

F I G . 1

i s a

b l o c k drawing of

o n v e n t i o n a l

WTRU t a t e s f o r

a r a d i o r e s o u r c e c o n t r o l ( R R C ) connected mode.

F I G .

2

a r e c o m p a r a t i v e s t a c k d i a g r a m s

p r o v i d i n g a

c o m

p a r i s o n

o f

a

c o n v e n t i o n a l P a g i n g C h a n n e l ( P C H ) p r o t o c o l

s t a c k

a r c h i t e c t u r e

f o r

m a p p i n g

a

l o g i c a l P a g i n g

C o n t r o l

Channel

(PCCH) i t h

t h e

mapping o f

a PCCH

o

a

HS-DSCH

f o r HSDPA aging and a

mapping of

a DCCH/DTCH o a

HS-DSCH f o r

HSPDA

a g i n g .

F I G . 3 i s a ? o w diagram

o f

a

method f o r

s e l e c t i n g PICH


from

r e c e i v e d

s y s t e m


b r o a d c a s t s .

F I G .

4 i s a

p r o c e d u r a l d i a g r a m

i l l u s t r a t i n g

s e v e r a l HSDPA

p a g i n g

p r o c e d u r e s

i n a c c o r d a n c e w i t h t h e t e a c h i n g s o f t h e

p r e s e n t i n v e n t i o n .

F I G . 5

i s

a

t i m i n g

d i a g r a m s h o w i n g

a

t i m i n g

r e l a t i o n s h i p

between a

PICH

f r a m e and

a s s o c i a t e d

h i g h - s p e e d s h a r e d

c o n t r o l c h a n n e l

(HS-SCCH) s u b f r a m e s .

F I G . 6

i s

a t i m i n g d i a g r a m s h o w i n g a t i m i n g r e l a t i o n s h i p

between a

PICH

frame

and

a s s o c i a t e d HS-PDSCH s u b

f r a m e s .

FIG. 7 s

an i l l u s t r a t i o n

of

an

HSDPA

etwork

con?gured

f o r p a g i n g

i n

a c c o r d a n c e w i t h

t h e t e a c h i n g s o f t h e p r e s e n t

i n v e n t i o n .

DETAILED

DESCRIPTION

When e f e r r e d

t o h e r e i n ,

t h e

t e r m i n o l o g y w i r e l e s s t r a n s

m i t / r e c e i v e

u n i t

WTRU)

n c l u d e s b u t i s n o t

l i m i t e d

t o

a u s e r

20

25

30

35

40

45

4

equipment

( U E ) , a

mobile s t a t i o n ,

a

?xed

o r

mobile

s u b

s c r i b e r u n i t ,

a

p a g e r ,

a

c e l l u l a r t e l e p h o n e ,

a

p e r s o n a l d i g i t a l

a s s i s t a n t (PDA), a

c o m p u t e r ,

o r any o t h e r t y p e o f u s e r d e v i c e

c a p a b l e o f o p e r a t i n g

in

a w i r e l e s s e n v i r o n m e n t . When

r e f e r r e d t o

h e r e i n ,

t h e t e r m i n o l o g y b a s e

s t a t i o n

i n c l u d e s

b u t

i s not

l i m i t e d t o a Node-B, a

s i t e c o n t r o l l e r , an a c c e s s p o i n t

( A P ) ,

o r

a n y

o t h e r

t y p e

o f

i n t e r f a c i n g

d e v i c e

c a p a b l e

o f

o p e r

a t i n g i n

a w i r e l e s s e n v i r o n m e n t .

A p p a r a t u s

a n d

m e t h o d s f o r p a g i n g i n Cell_PCH

a n d

URA_PCH t a t e s i n a

h i g h s p e e d

d o w n l i n k p a c k e t

a c c e s s

(HSDPA)

w i r e l e s s

communication

s y s t e m

a r e

d i s c l o s e d .

T h r e e p r e f e r r e d WTRU o n ? g u r a t i o n s

a n d methods

a r e d i s

c l o s e d , one n

which

t i l i z a t i o n o f

a

P a g i n g

I n d i c a t o r

Channel

( P I C H )

s o p t i o n a l . A r s t

p r e f e r r e d

c o n ? g u r a t i o n a n d

m e t h o d

u t i l i z e s a

PICH

and

p a g i n g g r o u p s . A econd

p r e f e r r e d

con

? g u r a t i o n a n d method t i l i z e s

p a g i n g

g r o u p s , b u t

i n s t e a d

o f

u s i n g a PICH, a h i g h - s p e e d s h a r e d c o n t r o l c h a n n e l (HS

SCCH)

s i g n a l i n g

p r o c e d u r e a l l o w s e a c h p a g i n g g r o u p t o b e

a s s o c i a t e d

w i t h i t s

own g r o u p

h i g h - s p e e d downlink

s h a r e d

c h a n n e l (HS-DSCH) r a d i o

n e t w o r k

t r a n s a c t i o n i d e n t i ?e r

( H - R N T I ) . The

PICH may o p t i o n a l l y b e r e t a i n e d f o r

s u p p o r t

o f

l e g a c y

WTRUs.

A

h i r d

p r e f e r r e d

c o n ? g u r a t i o n

a n d

method u t i l i z e s a PICH and a

h i g h - s p e e d

downlink p h y s i c a l

s h a r e d c h a n n e l

( H S - D P S C H ) .

I n a l l t h r e e p r e f e r r e d c o n ? g u r a t i o n s a n d m e t h o d s , i n o r d e r

t o map a

P a g i n g C o n t r o l

C h a n n e l (PCCH)

o

t h e HS-DSCH,

h i g h - s p e e d c h a n n e l

c o n ? g u r a t i o n i n f o r m a t i o n m u s t

b e

p r o

v i d e d t o

t h e

WTRU. h i s c o n ? g u r a t i o n i n f o r m a t i o n may b e

r e c e i v e d i n a

b a s e

s t a t i o n

b r o a d c a s t a s p a r t

of t h e system

i n f o r m a t i o n by adding a new i n f o r m a t i o n element o

an x i s t

i n g s y s t e m i n f o r m a t i o n b l o c k ( S I B ) a n d / o r d e ? n i n g a new

SIB and

a s s o c i a t e d

s c h e d u l e .

The

b r o a d c a s t e d



may i n c l u d e :

PCCH ver HSDPA a p a b i l i t y ;

a

common HS-DSCH

a d i o

n e t w o r k

t r a n s a c t i o n i d e n t i ? e r (H-RNTI) o

b e u s e d f o r p a g i n g

m e s s a g e s ; common h i g h - s p e e d

d o w n l i n k

p h y s i c a l s h a r e d

c h a n n e l (HS-PDSCH) i n f o r m a t i o n i n c l u d i n g a HS-SCCH

s c r a m b l i n g c o d e a n d c h a n n e l i za t i o n c o d e ; common HARQ


i n c l u d i n g a

number

o f HARQ p r o c e s s e s ,

memory p a r t i t i o n i n g r e l a t e d p a r a m e t e r s , a n d t h e l i k e .

An x e m p l a r y b r o a d c a s t e d



mes

s a g e

i s

shown below i n T a b l e

l .

The Need column n d i c a t e s i f

t h e


e l e m e n t ( I E ) i s a m a n d a t o r y o r o p t i o n a l

p a r a m e t e r .

MD n d i c a t e s

t h e I E

i s m a n d a t o r y a n d

must

b e

b r o a d c a s t

and

t h e n

r e c e i v e d

by

UEs

t o be a b l e t o u s e t h e

f e a t u r e . The

M u l t i

column i n d i c a t e s

f o r a

p a r e n t

p a r a m e t e r

h o w many i n s t a n c e s

of

h e c h i l d p a r a m e t e r a r e a l l o w e d .

For

e x a m p l e , t h e r e

can be

1 t o of h e

PICH

f o r

HSDPA

s u p p o r t e d p a g i n g

l i s t .

TABLE

I n f o r m a t i o n

T y p e

a n d

E l e m e n t / G r o u p

Name

Need M u l t i

R e f e r e n c e S e m a n t i c s

D e s c r i p t i o n

DL c r a m b l i n g

Code

MD S e c o n d a r y DL c r a m b l i n g c o d e t o b e

s c r a m b l i n g a p p l i e d

f o r HSDSCH

code and HSSCCH.

D e f a u l t

i s

same scrambling code a s

f o r

t h e

p r i m a r y CPICH.

PICH f o r HSDPA MP 1

t o

s u p p o r t e d p a g i n g l i s t

>HSDPA

s s o c i a t e d

MP PICH

i n f o

PICH i n f o


11/14

US

8 , 7 4 4 , 4 9 6 B2

5

TABLE - c o n t i n u e d

I n f o r m a t i o n T y p e

a n d

E l e m e n t / G r o u p Name Need M u l t i R e f e r e n c e S e m a n t i c s D e s c r i p t i o n

>HSPDSCH

MP

I n t e g e r HSPDSCH

h a n n e l ,

Channelisation Code

( 0 . . .

15) associated with

the

PICH

f o r

HSSCCH

e s s

PAGING

TYPE

message

t r a n s m i s s i o n .

Number o f

PCCH MP I n t e g e r number o f

s u b f r a m e s

u s e d

transmissions ( 1

. . . 5)

to

transmit

the PAGING

TYPE

.

Trans po rt Block ize

MP 1

. . .

2

L i s t

> T r a n s p o r t

B l o c k

S i z e MP I n t e g e r I n d e x

o f

v a l u e r a n g e

1 t o 3 2

Index

(1 . . . 3 2)

ofthe

MACehs ransport

b l o c k s i z e

The

HSDPA s s o c i a t e d PICH i n f o r m a t i o n e l e m e n t

shown

i n T a b l e 1 ma y a l s o

be

b r o a d c a s t and e c e i v e d a l o n g

w i t h an

i n f o r m a t i o n e l e m e n t DL-HSPDSCH y s t e m i n f o r m a t i o n t h a t

i s used f o r a

WTRU p e r a t i n g i n

CELL_FACH

t a t e ,

o r

t h e s e

e l e m e n t s

may

b e b r o a d c a s t t o WTRUs n l y

o p e r a t i n g

i n

CELL_PCH r URA_PCH t a t e s .

R e f e r r i n g t o F I G . 3 , a method 300

f o r

s e l e c t i n g PICH

i n f o r m a t i o n f o r HSPDA ased

p a g i n g i s i l l u s t r a t e d

f o r an

a p p r o p r i a t e l y c o n ? g u r e d

WTRU.

T h e m e t h o d 3 0 0 b e g i n s

w i t h r e c e i v i n g an HSDPA s s o c i a t e d PICH

I n f o

i n f o r m a

t i o n e l e m e n t ( I E ) , ( s t e p 3 1 0 ) . T h i s I E i s t r a n s m i t t e d f r o m a

b a s e

s t a t i o n , a n d m a y b e b r o a d c a s t .

A f t e r

r e c e i v i n g t h e

I E ,

a

WTRU

o m p i l e s a l i s t

o f

c a n d i d a t e

PICH f o r HSDPA n f o r

mation and

d e t e r m i n e s a v a l u e k t h a t c o r r e s p o n d s

t o

t h e

number f c a n d i d a t e s , ( s t e p 3 2 0 ) . TheWTRU

h e n

c a l c u l a t e s

a PICH

c a n d i d a t e

s e l e c t i o n i n d e x , I n d e x P I C H a c c o r d i n g t o

e q u a t i o n

( 1 ) :

I n d e x PICfUiRNTI

o d ;

where

U-RNTI

s

t h e

UTRAN

a d i o

n e t w o r k

t e m p o r a r y

i d e n

t i ? e r ,

( s t e p

3 3 0 ) .

T h e WTRU n a l l y s e l e c t s

t h e

PICH

n f o r

mation

from t h e

c o m p i l e d l i s t b a s e d

on t h e c a l c u l a t e d

I n d e x P I C H ,

( s t e p

3 4 0 ) .

R e f e r r i n g t o F I G . 4 , a s i g n a l ?ow i a g r a m 4 0 0 o f p r e f e r r e d

HSDPA

a g i n g p r o c e d u r e s d i s c l o s e d h e r e i n i n c l u d e s a S e r v

i n g

R a d i o

N e t w o r k C o n t r o l l e r (SRNC) 4 0 5 , a C o n t r o l l i n g

R a d i o Network C o n t r o l l e r (CRNC) 4 1 0 ,

a B a s e S t a t i o n

4 1 5 ,

a n d

a

WTRU

2 0 . The

s i g n a l ?o w d i a g r a m

4 0 0 g e n e r a l l y

shows t h e r a d i o

r e s o u r c e

c o n t r o l

(RRC)

l a y e r o f a l l e n t i t i e s

d e p i c t e d ,

w i t h t h e e x c e p t i o n o f t h e WTRU

2 0 , w h i c h s h o w s

b o t h a WTRU h y s i c a l l a y e r , WT RU - L 1 , 425 a nd a

WTRU

RRC 30

a y e r .

I t

s h o u l d

b e u n d e r s t o o d

however h a t

v a r i o u s

l a y e r s may p e r f o r m

t h e

d e s c r i b e d f u n c t i o n s .

T h e

e x a m p l e

s i g n a l ? o w diagram 400 s based on a

WTRU

n

d i s c o n t i n u

o u s r e c e p t i o n (D RX)

m o d e .

The b a s e

s t a t i o n

415 u s e s

t h e

DRX

n f o r m a t i o n of t h e

WTRU 2 0 f o r s c h e d u l i n g p a g i n g m e s s a g e s d e s t i n e d f o r t h e

WTRU 2 0 .

I n

t h i s m a n n e r ,

t h e

b a s e s t a t i o n 415

i l l s c h e d u l e

p a g i n g m e s s a g e s d e s t i n e d

f o r t h e

WTRU 2 0 when t h e

WTRU 2 0

i s

n o t in a s l e e p m o d e , t h e r e b y

r e d u c i n g

t h e

amount o f t i m e t h e

WTRU

20 must monitor h e

HS-SCCH.

When h e WTRU 20

e n t e r s

a

CELL_PCH

r

a

URA_PCH

s t a t e , t h e WTRU 20 r e c e i v e s s y s t e m i n f o r m a t i o n t o con?g

u r e

t h e HSDPA a g i n g c h a n n e l , ( s t e p

4 3 5 ) . The WTRU 2 0

may hen

determine i t s common

aging

H-RNTI s w e l l a s

t h e

HS-SCCH

a n d / o r

HS-PDSCH

a n d HARQ e t u p d e t a i l s .

A l t e r n a t i v e l y , a WTRU-speci?c H-RNTI m a y b e u s e d f o r

p a g i n g . T h e r e c a n b e

any number o f HS-SCCHs

a s s o c i a t e d

w i t h

t h e

p a g i n g

c h a n n e l and h e WTRU

20

can s e l e c t from

E q u a t i o n

( 1 )

20

25

30

35

40

45

50

55

60

6 5

among

t h e s e

u s i n g

p r o c e d u r e s known o

t h o s e

s k i l l e d

in

t h e

a r t ,

such

a s t h o s e

based

on

h e i n i t i a l WTRU d e n t i t y .

With s p e c i ? c

r e f e r e n c e

now o

Case

1 w i t h i n F I G . 4 , when

t h e UTRAN e e d s t o page

h e

WTRU

2 0 ,

a s i g n a l i s

r e c e i v e d

a t

t h e SRNC 0 5 .

The

SRNC 05 f o r w a r d s t h e

message o

t h e

CRNC

1 0

v i a t h e I u r

i n t e r f a c e ,

i f

n e c e s s a r y ,

( s t e p

4 4 0 ) .

The

CRNC 10 f o r w a r d s a message

h a t

i s d e s t i n e d t o t h e WTRU

( f o r e x a m p l e , a P a g i n g T y p e 1 m e s s a g e ) t o t h e


4 1 5

v i a t h e

I u b

i n t e r f a c e , ( s t e p 4 4 5 ) . A c h e d u l e r

f u n c t i o n

r e s i d e n t

i n t h e b a s e s t a t i o n 4 1 5 , which a s i n f o r m a t i o n r e l a t

i n g t o t h e DRX

i m i n g

o f t h e WT R U - L 1 4 2 5 , g u a r a n t e e s t h a t

t h e message

s

s e n t o n l y d u r i n g t h e WTRU

wake

t i m e . T h i s

c a n

be implemented

in

a v a r i e t y

o f

ways

h a t

w i l l

b e a p p a r e n t

t o t h o s e s k i l l e d i n

t h e

a r t . P u r e l y f o r e x a m p l e ,

t h e


415

ma y

m a i n t a i n

a

p a g i n g

t r a n s m i t

queue common o a l l

WTRU e i n g

s e r v e d b y t h e


4 1 5 . I m m e d i a t e l y

p r i o r

t o t h e WTRU-L1 25 n t e r i n g an awake t a t e o f t s DRX

m o d e ,

t h e s c h e d u l i n g

f u n c t i o n

o f t h e b a s e

s t a t i o n 4 1 5

q u e r i e s

t h e paging r a n s m i t queue o

determine

whether mes a g e

i s

d e s t i n e d f o r W T R U - L 1 4 1 5 . I f t h e d e t e r m i n a t i o n i s

p o s i t i v e ,

t h e

b a s e

s t a t i o n

415

r a n s m i t s a

p a g i n g

i n d i c a t o r

on

h e

PICH,

( s t e p

4 5 0 ) .

A f t e r a

time i n t e r v a l ' C P I C H , which

s

between

a

minimum

t i m e d e l a y ' C P I C H i H S S C C H i M H V a n d a maximum t i m e d e l a y

CPICHiHSSCCHiMM

t h e

b a s e

s t a t i o n 415 t r a n s m i t s t h e c o r r e

s p o n d i n g

message u s i n g a c o mm on o r WTRU-speci?c

pag

i n g

H-RNTI

a d d r e s s o n t h e HS-SCCH,

( s t e p

4 5 5 ) , a n d t h e

m e s s a g e i s mapped t o t h e HS-PDSCH,

( s t e p

4 6 0 ) . T h e

p a r a m e t e r

' C P I C H i H S S C C H i M I N

may b e h a r d c o d e d a n d p r e d e

t e r m i n e d . The

p a r a m e t e r

' C P I C H i H S S C C H i M A X m a y b e b r o a d

c a s t from h e b a s e s t a t i o n 415 a s p a r t o f t h e

system i n f o r m a

t i o n

o r o t h e r system t r a n s m i s s i o n

o r

b r o a d c a s t . The time

d e l a y p a r a m e t e r ' C P I C H

may

b e

de?ned

m a t h e m a t i c a l l y a s

f o l l o w s :

T P I C H J I s s c C H J / I I N S T P I C H S T P I C H J J S S C C H J / I A X

E q u a t l o n

( 2 )

An l t e r n a t i v e

method

f o r t i m i n g t h e

t r a n s m i s s i o n

o f t h e

PICH

a n d

s u b s e q u e n t t r a n s m i s s i on c h a n n e l s m a y b e u s e d .

When

h e

message s f o r w a r d e d by

h e

CRNC 10 o

t h e

b a s e

s t a t i o n 4 1 5 , t h e

b a s e

s t a t i o n 415 a g a i n s t o r e s t h e message i n a

WTRU p e c i ? c t r a n s m i s s i on q u e u e . A c h e d u l i n g f un c t i o n

o f

t h e b a s e s t a t i o n 415 s c h e d u l e s t h e message f o r t r a n s m i s s i o n

t o WTRU

20

d u r i n g an awake

time bas ed

on

DRX nforma

t i o n

o f t h e

WTRU

2 0 . The message

i s s c h e d u l e d

d u r i n g a

f u t u r e t r a n s m i s s i o n t i m e i n t e r v a l ( T T I ) . I n o t h e r w o r d s , t h e

message s

scheduled

f o r transmission

based

o n c u r r e n t TTI

( T T I C M W e m ) , p l u s a t i m e d e l t a , A .

The

b a s e s t a t i o n 415 c a l c u

l a t e s

A b a s e d on

t h e

WTRU-L1 25 DRX y c l e . D u r i n g

t h e

t i m e

i n t e r v a l A , t h e

b a s e

s t a t i o n 4 1 5

may

p e r f o r m f u r t h e r

s c h e d u l i n g

a l g o r i t h m s t o d e t e r m i n e w h e t h e r a n y MAC-hs


12/14

US

8 , 7 4 4 , 4 9 6 B2

7

p a c k e t d a t a

u n i t s

( P D U s ) r e q u i r e t r a n s m i s s i o n

i n

t h e c u r r e n t

T T I , T T I C Z W e m . The

b a s e

s t a t i o n 4 1 5

may

t h e n t r a n s m i t t h e

p a g i n g i n d i c a t o r

on

h e PICH i m m e d i a t e l y p r i o r

t o

t h e s c h e d

u l e d

f u t u r e

t i m e

( T T I C M W e m + A ) .

The i m e

between

PICH

and

a s s o c i a t e d

TTI m a y be ?xed

o r

v a r i a b l e and m a y be hard

coded o r b r o a d c a s t a s

p a r t

of

h e

system i n f o r m a t i o n .

The

WTRU-L1 25

m o n i t o r s

t h e

PICH when

awake

l o o k

i n g

f o r

a p a g i n g i n d i c a t o r . When p a g i n g i n d i c a t o r

i s f o u n d ,

t h e W T R U - L 1 425 m o n i t o r s t h e HS -SC CH

d u r i n g

t h e t i m e

i n t e r v a l ,

' C P I C H o r

A , d e p e n d i n g

on which

o f

t h e above

embodiments a r e u t i l i z e d , l o o k i n g f o r

a H-RNTI.

I f

t h e

pag

i n g

i n d i c a t o r

i s

n o t

f o u n d ,

t h e

W T R U - L 1

4 2 5 r e - e n t e r s s l e e p

mode a n d

w a i t s

f o r

t h e

n e x t p a g i n g i n d i c a t o r o p p o r t u n it y .

I f

t h e

W T R U - L 1 4 2 5

s u c c e s s f u l l y r e c e i v e s a

p a g i n g

i n d i c a t o r

and t h e common o r

WTRU-speci?c

p a g i n g H-RNTI, t h e

WTRU-L1 25 r e t r i e v e s t h e message from t h e

HS-PDSCH

a n d f o r w a r d s t h e message

t o

t h e h i g h e r l a y e r WTRU RRC

4 3 0 , ( s t e p 4 6 5 ) .

A l t e r n a t i v e l y ,

i n Case

2

a s

shown

i n F I G . 4 , no PICH i s

u s e d .

Upon

e c e i v i n g a message i a t h e

I u b

i n t e r f a c e from h e

CRNC

1 0 ,

s u c h

a s a

p a g i n g

t y p e I

m e s s a g e ,

t h e b a s e s t a t i o n

415

t r a n s m i t s a

message

t o

t h e

WTRU-L1 25

over

t h e

HS

SCCH

i a t h e

Uu n t e r f a c e , ( s t e p

4 7 0 ) . E i t h e r a

g r o u p

o r

WTRU-speci?c H-RNTI may

b e

u s e d .

The

p a g i n g

m e s s a g e

ma y be


w i t h i n a p r e d e t e r m i n e d number o f TTIs

a f t e r t h e WTRUs

420 s c h e d u l e d

DRX

akeup t i m e ,

o r

w i t h i n

a time i n t e r v a l window ' C P I C H a s d e s c r i b e d a b o v e .

When

h e

WTRU 20

d e t e r m i n e s t h a t a

p a g i n g

i n d i c a t o r

i s

p r e s e n t

a n d a d d r e s s e d

t o t h e

WTRU

2 0 , t h e a p p r o pr i a t e

HS-PDSCH

s

m o n i t o r e d

b y t h e WTRU - L1 4 2 5 , ( s t e p 4 7 5 ) ,

a n d

t h e

m e s s a g e

i s

r e c e i v e d a n d

f o r w a r d e d t o h i g h e r l a y e r s ,

( s t e p 4 8 0 ) .

A l t e r n a t i v e l y ,

i n Case

3

a s

shown

n F I G . 4 ,

a

PICH s used

b u t

n o HS-SCCH

s

r e q u i r e d .

Upon

e c e i v i n g a message v i a

t h e I u b i n t e r f a c e

from

h e CRNC

10 s u c h a s

a

p a g i n g

t y p e

I

message, t h e base

s t a t i o n 415

t r a n s m i t s a

message t o

t h e

WTRU-L1

425

o v e r t h e

PICH

v i a t h e

Uu

n t e r f a c e , ( s t e p

4 8 5 ) . A f t e r a

t i m e

i n t e r v a l ' C P I C H , which

i s

between

TPICHiHSPDSCHiMIN

and T P I C H i H S P D S C H i M / J X

a s d e s c r i b e d

below

w i t h

r e f e r e n c e t o E q u a t i o n 3 , t h e b a s e s t a t i o n 415

t r a n s m i t s

a HS-PDSCH(s), s t e p 4 9 0 ) . When h e WTRU 2 0

i s c o n ? g u r e d f o r o p e r a t i o n w i t h common H-RNTI ( i n o t h e r

words

a

d e d i c a t e d

H-RNTI h a s n o t been a s s i g n e d ) , t h e

WTRU-L1

25

r e c e i v e s t h e

t r a n s m i t t e d HS-PDSCHs

r a n s

m i t t e d

b e t w e e n

T P I C H i H S S C C H i M I N

a n d

T P I C H i H S S C C H i M / I X

a f t e r d e t e c t i o n

o f

t h e PICH. No HS-SCCH s

r e q u i r e d .

I f a

p o s i t i v e CRC s

obtained

from one o r a s o f t - c o m b i n a t i o n

of

any o f h e HS-PDSCHs, h e r e c e i v e d message s f o r w a r d e d t o

h i g h e r l a y e r s ,

( s t e p

4 9 5 ) .

I n t h e c a s e s d e s c r i b e d a b o v e , if no message

s

r e c e i v e d

over

any

o f t h e v a r i o u s c h a n n e l s w it h i n t h e d e t e r m i n e d

t i m e

i n t e r

v a l

( T P I C H

o r A ) ,

t h e

WTRU

a y h e n

r e - e n t e r

a

s l e e p

mode.

I n

t h e

v a r i o u s

embodiments

d e s c r i b e d a b o v e ,

a c e l l

u p d a t e

p r o c e d u r e t h a t

i s

known t o

t h o s e

s k i l le d i n t h e a r t ma y be

p e r f o r m e d

a f t e r t h e

WTRU 2 0

r e c e i v e s

a n d p r o c e s s e s

t h e

p a g i n g m e s s a g e ,

( s t e p 5 0 0 ) .

I n Case 1 o f F I G . 4 , a t i m e

d e l a y e x i s t s between

h e

PICH

f r a m e t h a t i n c l u d e s t h e

p a g i n g i n d i c a t o r s a n d t h e

? r s t r e c e i v e d

subframe

of

h e

a s s o c i a t e d HS-SCCH e c e i v e d a t

t h e

WTRU.

The d e l a y ' C P I C H b e t w e e n t h e PICH a n d f o l l o w i n g m e s s a g e

t r a n s m i t t e d o v e r t h e HS -SC CH i s de?ned by

E q u a t i o n 2

a b o v e and i s

between

' C P I C H i H S S C C H i M H V

and

' C P I C H i H S S C C H i M / I X .

T y p i c a l l y ,


w i l l

s t a r t

t r a n s m i t t i n g t h e HS-SCCH

' C P I C H i H S S C C H i M I N

a f t e r t h e

PICH i s t r a n s m i t t e d .

H o w e v e r , t h e b a s e s t a t i o n c o u l d

w a i t

u n t i l

' C P I C H i H S S C C H i M / l t o

t r a n s m i t

t h e

HS-SCCH.

T h i s

t i m

20

25

30

35

40

45

50

55

60

6 5

8

i n g

r e l a t i o n s h i p

i s shown in

F I G . 5 .

The

? r s t

s u b f r a m e

o f

t h e

a s s o c i a t e d HS -SC CH

b e g i n s a f t e r

a t i m e d e l a y , ' C P I C H ,

a f t e r

t h e


PICH

f r a m e .

I n

c a s e 3

of I G .

4 ,

a

t i m e

d e l a y

e x i s t s between

h e

PICH

f r a m e t h a t i n c l u d e s t h e p a g i n g i n d i c a t o r s a n d

t h e

? r s t

r e c e i v e d

s u b f r a m e

o f t h e

a s s o c i a t e d

HS-PDSCH(s).

S i m i l a r

t o Equa

t i o n

2

a b o v e ,

t h e

d e l a y

E P I C H b e t w e e n

t h e

PICH

n d

f o l l o w i n g

message t r a n s m i t t e d

o v e r

t h e HS-PDSCH(s) s de?ned

s :

T P I C H J J S P D S CH J / I I N S T P I C H S T P I C H J J S P D SC H J / I AX

E q u a t l o n ( 3 )

T y p i c a l l y ,


w i l l s t a r t

t r a n s m i t t in g t h e HS

PDSCH C P I C H i H S P D S C H i M H V

a f t e r

t h e

PICH

i s

t r a n s m i t t e d .

H o w e v e r ,

t h e

b a s e

s t a t i o n

c o u l d w a i t u n t i l

CPICHiHSPDSCHiMAX

o

t r a n s m i t

t h e

HS-PDSCH. T h i s t i m

i n g

r e l a t i o n s h i p i s shown in F I G . 6 .

The

? r s t s u b f r a m e o f

t h e

a s s o c i a t e d HS -P DSCH e g i n s a f t e r

a

t i m e

d e l a y , ' C P I C H ,

a f t e r

t h e


PICH

f r a m e .

I n a d d i t i o n t o t h e

c o n ? g u r a t i o n s

and metho ds d e s c r i b e d

a b o v e , t h e r u l e s

f o r

e v a l u a t in g t h e B o o l e a n v a r i a b l e

HS_ D

SCH_RECEPTION ay be modi?ed o a l l o w HSDPA e c e p

t i o n in t h e Cell_PCH s t a t e and t h e URA_PCH t a t e . I n p a r

t i c u l a r ,

t h e v a r i a b l e

s h o u l d

e v a l u a t e

t o

TRUE

i . e .

p a g i n g

v i a

HSDPA s s u p p o r t e d ) when:

a

WTRU s i n Cell_PCH and

URA_PCH t a t e ,

t h e

DL

a d i o

l i n k i s con?gured s

t h e s e r v

i n g

HS-DSCH a d i o l i n k , and h e r e i s a t l e a s t one a d i o b e a r e r

mapped

o

HS-DSCH.

R e f e r r i n g t o F I G . 7 ,

a HSDPA a p a b l e w i r e l e s s

communi

c a t i o n

network

700 i n c l u d e s a WTRU 1 0 , a b a s e s t a t i o n 7 2 0 ,

an

RNC 3 0 ,

and

a

c o r e network

7 4 0 .

Base

s t a t i o n

720

i n c l u d e s

a

s c h e d u l e r

750

f o r s c h e d u l i n g

p a g i n g

m e s s a g e s

o v e r t h e PICH, HS-SCCH, and HS-PDSCH s d e s c r i b e d

h e r e i n .

The

s c h e d u l e r 750 m a y l s o i n c l u d e

p r o c e s s i n g

c a p a

b i l i t i e s f o r

p r o c e s s i n g v a r i o u s b a s e s t a t i o n i n f o r m a t i o n

r e c e i v e d from

b o t h

t h e RNC

30 a nd

h e

WTRU

10 v i a t h e

base s t a t i o n 720 t r a n s c e i v e r 7 6 0 . The

WTRU 10 i n c l u d e s

a

p r o c e s s o r 770

and

a t r a n s c e i v e r 7 8 0 . The p r o c e s s o r

770

i s

p r e f e r a b l y

c o n ? g u r e d

t o

p e r f o r m

v a r i o u s

p r o c e s s i n g

t a s k s

r e q u i r e d b y t h e

WTRU

1 0 ,

s u c h

a s t h o s e d e s c r i b e d a b o v e

w i t h

r e f e r e n c e

t o F I G .

3

and F I G . 4 .

The p r o c e s s o r

770 i s

f u r t h e r

p r e f e r a b l y

c o n ? g u r e d

t o

c o n t r o l

a DRX y c l e o f t h e

WTRU 10 and

p r o v i d e DRX

n f o r m a t i o n t o

t h e

b a s e

s t a t i o n

7 2 0

a s

d e s i r e d . The

t r a n s c e i v e r

7 8 0 i s p r e f e r a b l y c o n ? g u r e d

t o r e c e i v e v a r i o us

c h a n n e l s

t r a n s m i t t e d by t h e b a s e s t a t i o n

7 2 0 , i n c l u d i n g

t h e P I C H ,

HS-SCCH,

a n d

HS-PDSCH.

Although

f e a t u r e s

and e l e m e n t s a r e d e s c r i b e d above i n

p a r t i c u l a r c o m b i n a t i o n s ,

e a c h

f e a t u r e o r e l e m e n t

c a n

be

u s e d

a l o n e w i t h o u t t h e o t h e r f e a t u r e s and e l e m e n t s o r i n v a r i o u s

co mbinations with o r

w i t h o u t

o t h e r

f e a t u r e s

and

e l e m e n t s .

The

methods

o r

? o w

c h a r t s p r o v i d e d h e r e i n

may b e

i m p l e

mented i n

a

computer

program, s o f t w a r e , o r ?rmware

i n c o r

p o r a t e d

i n

a

c o m p u t e r - r e a d a b l e

s t o r a g e

medium o r e x e c u t i o n

by

a

g e n e r a l p u r p o s e computer o r

a

p r o c e s s o r .

Examples o f

c o m p u t e r - r e a d a b l e

s t o r a g e

mediums i n c l u d e

a

r e a d

o n l y

memory

(ROM), a random

c c e s s memory (RAM), r e g i s t e r ,

c a c h e

m e m o r y ,

s e m i c o n d u c t o r memory

d e v i c e s ,

m a g n e t i c

media s u c h

a s i n t e r n a l

h a r d

d i s k s and

removable d i s k s , mag

n e t o - o p t i c a l m e d i a , a n d o p t i c a l

m e d i a

s u c h a s

CD-ROM

d i s k s ,

a n d d i g i t a l v e r s a t i l e d i s k s ( D V D s ) .

S u i t a b l e p r o c e s s o r s

i n c l u d e , b y

way o f e x a m p l e , a

g e n e r a l

purpose

p r o c e s s o r , a s p e c ia l

purpose

p r o c e s s o r , a conven

t i o n a l p r o c e s s o r , a d i g i t a l

s i g n a l

p r o c e s s o r

( D S P ) ,

a p l u r a l i t y

of i c r o p r o c e s s o r s ,

one

o r more i c r o p r o c e s s o r s i n

a s s o c i a

t i o n with a DSP o r e , a c o n t r o l l e r , a m i c r o c o n t r o l l e r , Appli

c a t i o n S p e c i ? c

I n t e g r a t e d

C i r c u i t s

( A S I C s ) ,

F i e l d

P r o g r a m

m a b l e G a t e

A r r a y s ( F P G A s )

c i r c u i t s , a n y o t h e r

t y p e o f

i n t e g r a t e d

c i r c u i t ( I C ) , a n d / o r a

s t a t e m a c h i n e .


13/14

US

8 , 7 4 4 , 4 9 6 B2

A

r o c e s s o r

i n

a s s o c i a t i o n

w i t h

s o f t w a r e

m a y be used t o

implement a r a d i o f r e q u e n c y t r a n s c e i v e r

f o r

use i n a

w i r e l e s s

t r a n s m i t r e c e i v e u n i t

(WTRU),

u s e r e q u i p m e n t

( U E ) ,

t e r m i

n a l , b a s e s t a t i o n , r a d i o

n e t w o r k c o n t r o l l e r ( R N C ) ,

o r a n y h o s t

c o m p u t e r . The

WTRU a y

e u s e d i n c o n j u n c t i o n

w i t h

mod

u l e s ,

implemented i n h a r d w a r e a n d / o r s o f t w a r e , s u c h

a s a

camera,

a

video

camera

module,

a videophone, a

s p e a k e r

p h o n e , a v i b r a t i o n

d e v i c e ,

a s p e a k e r , a

m i c r o p h o n e ,

a t e l e v i

s i o n t r a n s c e i v e r ,

a

hands

f r e e

h e a d s e t , a

k e y b o a r d ,

a

Blue

t o o t h

m o d u l e , a f r e q u e n c y m o d u l a t e d

(FM)

r a d i o u n i t , a

l i q u i d c r y s t a l d i s p l a y

( L C D ) d i s p l a y

u n i t , a n

o r g a n i c

l i g h t

e m i t t i n g d i o d e (OLED) i s p l a y u n i t ,

a

d i g i t a l m u s i c p l a y e r ,

a

media p l a y e r , a

v i d e o

game p l a y e r

m o d u l e , a n

I n t e r n e t

b r o w s e r , a n d / o r

any

w i r e l e s s l o c a l a r e a

network WLAN) r

U l t r a

Wide Band

(UWB)

m o d u l e .

What

s c l a i m e d

i s :

1 .

A ethod

o r a w i r e l e s s t r a n s m i t / r e c e i v e u n i t ( W T RU )

o

f a c i l i t a t e

p a g i n g

i n h i g h s p e e d d o w n l i n k p a c k e t

a c c e s s ( H S

DPA) i r e l e s s c o m m u n i c a t i o n s , t h e m e t h o d c o m p r i s i n g :

r e c e i v i n g , when t h e

WTRU

s in one o f a C e l l P a g i n g

Channel (CELL_PCH)

and u n i v e r s a l

m o b i l e

t e l e c o m

m u n i c a t i o n s

s y s t e m

(UMTS)

e r r e s t r i a l

r a d i o a c c e s s

n e t

w o r k ( U TRAN)

R e g i s t r a t i o n

A r e a P a g i n g c h a n n e l

(URA_PCH)

t a t e , HSDPA s s o c i a t e d p a g i n g i n d i c a t o r

c h a n n e l

( P I C H ) i n f o r m a t i o n

e l e m e n t s c o m p r i s i n g PICH

i n f o r m a t i o n ;

c o m p i l i n g a

l i s t

o f c a n d i d a t e

PlCHs

f o r

HSDPA;

d e t e r m i n i n g

a

v a l u e k c o r r e s p o n d i n g

t o t h e

number o f

c a n d i d a t e s ;

c a l c u l a t i n g a

s e l e c t i o n i n d e x e q u a l t o :

UiRNTl mod ;

where U_RNTl s

a u n i v e r s a l

mobile

t e l e c o m m u n i c a t i o n s

s y s t e m (UMTS)

t e r r e s t r i a l r a d i o a c c e s s n e t w o r k (UT

RAN)

a d i o

n e t w o r k

t r a n s a c t i o n

i d e n t i t y

( U - R N T I ) o f

t h e WTRU;

s e l e c t i n g

PICH


from

t h e

l i s t

o f

c a n d i d a t e

PlCHs

based

on h e s e l e c t i o n i n d e x ;

r e c e i v i n g a

p a g i n g

i n d i c a t o r o v e r a PICH s i n g t h e s e l e c t e d

PICH


r e c e i v i n g a

h i g h s p e e d d o w n l i n k


( H S

DSCH) r a d i o

n e t w o r k

t r a n s a c t i o n i d e n t i ? e r

( H - R N T I ) ;

and

r e c e i v i n g a

h i g h s p e e d

p h y s i c a l

s h a r e d c h a n n e l u s in g t h e

r e c e i v e d H-RNTI.

2 . The method

o f

c l a i m 1 , f u r t h e r c o m p r i s i n g :

w a i t i n g f o r a p e r i o d

o f t i m e based

on t h e

PICH i n f o r m a

t i o n ;

w h e r e i n :

t h e

r e c e i v i n g o f

t h e

H-RNTI i n c l u d e s r e c e i v i n g

t h e

H-RNTI

o v e r a

h i g h s p e e d

s h a r e d c o n t r o l c h a n n e l

( H S - S C C H ) ;

a n d

t h e

r e c e i v i n g o f

h e

h i g h

s p e e d p h y s i c a l s h a r e d

c h a n n e l

i n c l u d e s r e c e i v i n g

a

h i g h s p e e d p h y s i c a l d o w n l i n k

s h a r e d c h a n n e l (HS-PDSCH) b a s e d on t h e r e c e i v e d

H-RNTI.

3 .

The

method o f c l a i m 1 , f u r t h e r c o m p r i s i n g :

a w a k e n i n g f r o m a s l e e p mode d u r i n g p a g i n g

o c c a s i o n s ;

and

r e t u r n i n g t o a s l e e p mode, i f no H-RNTI s

r e c e i v e d .

4 . The

method

o f c l a i m

2 ,

w h e r e i n t h e p e r i o d o f

t i m e

i s

based

on a predetermined minimum time and a maximum

time bas ed on h e r e c e i v e d

PICH i n f o r m a t i o n .

5 . A

ethod o r a w i r e l e s s t r a n s m i t / r e c e i v e u n i t ( W T RU )

o

f a c i l i t a t e p a g i n g i n h i g h s p e e d d o w n l i n k p a c k e t

a c c e s s ( H S

DPA) i r e l e s s c o m m u n i c a t i o n s , t h e m e t h o d c o m p r i s i n g :

20

25

30

35

40

45

50

55

60

6 5

1 0

r e c e i v i n g ,

when

t h e

WTRU s

in

one

o f a C e l l

P a g i n g

Channel

(CELL_PCH)

and u n i v e r s a l mobile e l e c o m

m u n i c a t i o n s

s y s t e m (UMTS) e r r e s t r i a l

r a d i o

a c c e s s n e t

w o r k (UTRAN) R e g i s t r a t i o n

A r e a P a g i n g c h a n n e l

(URA_PCH)

t a t e , HSDPA s s o c i a t e d p a g i n g i n d i c a t o r

c h a n n e l ( P I C H )


e l e m e n t s c o m p r is i n g PICH


c o m p i l i n g

a

l i s t o f c a n d i d a t e

PlCHs

f o r HSDPA;

d e t e r m i n i n g

a

v a l u e k c o r r e s p o n d i n g

t o t h e

number o f

c a n d i d a t e s ;

c a l c u l a t i n g a

s e l e c t i o n

i n d e x

e q u a l t o :

UiRNTl mod ;

where U_RNTl s a u n i v e r s a l

mobile t e l e c o m m u n i c a t i o n s

s y s t e m (UMTS)

t e r r e s t r i a l r a d i o

a c c e s s

n e t w o r k (UT

RAN) a d i o n e t w o r k t r a n s a c t i o n

i d e n t i t y

( U - R N T I ) o f

t h e WTRU;

s e l e c t i n g PICH i n f o r m a t i o n f r o m t h e

l i s t

o f

c a n d i d a t e

PlCHs based on h e s e l e c t i o n i n d e x ;

r e c e i v i n g

a

p a g i n g

i n d i c a t o r

o v e r

a

PICH s i n g

t h e s e l e c t e d

PICH


and

r e c e i v i n g a message on a h i g h s p e e d p h y s i c a l d o w n l i n k

s h a r e d c h a n n e l (HS-PDSCH) u s i n g a common

h i g h

s p e e d d o w n l i n k s h a r e d c h a n n e l (HS-DSCH) r a d i o

n e t

work r a n s a c t i o n

i d e n t i ? e r

( H - R N T I ) .

6 . The method

o f

c l a i m 5 , f u r t h e r c o m p r i s i n g :

a w a k e n i n g f r o m a

s l e e p mode

d u r i n g p a g i n g o c c a s i o n s ;

and

r e t u m i n g t o

a

s l e e p

mode,

i f no message s r e c e i v e d o v e r

t h e HS-PDSCH.

7 .

The method o f c l a i m

5 , f u r t h e r

c o m p r i s i n g w a i t i n g

f o r

a

p e r i o d o f t i m e

b a s e d

on

t h e

PICH

i n f o r m a t i o n , w h e r e i n t h e

p e r i o d o f

i m e i s

b a s e d on

p r e d e t e r m i n e d

minimum

i m e

and

a maximum ime

based

on h e r e c e i v e d PICH

n f o r m a t i o n .

8 .

A

i r e l e s s t r a n s m i t / r e c e i v e u n it

(WTRU)

o n ? g u r e d

f o r

h i g h s p e e d d o w n l i n k p a c k e t a c c e s s (HSDPA)

w i r e l e s s

com

m u n i c a t i o n s , t h e WTRU

o n ? g u r e d

a t l e a s t

i n p a r t t o :

r e c e i v e , when

h e

WTRU s i n one o f

a C e l l

P a g i n g Channel

(CELL_PCH)

and

a

u n i v e r s a l

m o b i l e telecommunica

t i o n s

s y s t e m (UMTS) t e r r e s t r i a l

r a d i o

a c c e s s

n e t w o r k

( U

TRAN)

R e g i s t r a t i o n A r e a P a g i n g c h a n n e l

(URA_PCH)

t a t e ,

HSDPA

s s o c i a t e d

p a g i n g i n d i c a t o r

c h a n n e l


e l e m e n t s

c o m p r i s i n g PICH


c o m p i l e

a

l i s t o f c a n d i d a t e

PlCHs

f o r HSDPA;

determine a v a l u e k c o r r e s p o n d i n g t o t h e number of can

d i d a t e s ;

c a l c u l a t e

a

s e l e c t i o n

i n d e x e q u a l

t o :

UiRNTl mod

;

where

U_RNTl

s a u n i v e r s a l

mobile t e l e c o m m u n i c a t i o n s

s y s t e m (UMTS)

t e r r e s t r i a l

r a d i o

a c c e s s n e t w o r k (UT

RAN)

a d i o

n e t w o r k

t r a n s a c t i o n

i d e n t i t y

( U - R N T I ) o f

t h e

WTRU;

s e l e c t

PICH

i n f o r m a t i o n from t h e

l i s t

o f c a n d i d a t e

PlCHs

based

on h e s e l e c t i o n

i n d e x ;

r e c e i v e a paging i n d i c a t o r o v e r a

PICH

u s i n g


PICH i n f o r m a t i o n ;

r e c e i v e

a

h i g h

s p e e d d o w n l i n k

s h a r e d c h a n n e l (HS-DSCH)

r a d i o

n e t w o r k

t r a n s a c t i o n i d e n t i ? e r

( H - R N T I ) ;

a n d

r e c e i v e a

h i g h s p e e d p h y s i c a l

s h a r e d

c h a n n e l u s i n g

t h e



14/14

US

8 , 7 4 4 , 4 9 6 B2

1 1

9 .

The

WTRU

f

c l a i m

8 , w h e r e i n

a

r e c e i v e r i s

con?gured

t o :

w a i t f o r a p e r i o d

o f

t i m e based on h e

PICH


r e c e i v e a HS-DSCH a d i o

network

r a n s a c t i o n

i d e n t i ? e r , a s

t h e

H-RNTI

o v e r a

h i g h s p e e d

s h a r e d c o n t r o l c h a n n e l

( H S - S C C H ) ;

a n d

r e c e i v e t h e

h i g h s p e e d

p h y s ic a l s h a r e d

c h a n n e l

b a s e d

on

t h e


1 0 . The

WTRU

f c l a i m

9 ,

w h e r e i n t h e

WTRU

s con?g

ured t o

r e c e i v e a

h i g h

s p e e d p h y s i c a l d o w n l i n k


(HS-PDSCH)

based

on t h e r e c e i v e d

H-RNTI

i n t h e

CELL_PCH t a t e .

1 1 . The

WTRU

f c l a i m

9 ,

w h e r e i n t h e

WTRU

s con?g

ured t o

r e c e i v e a

h i g h


s h a r e d

c h a n n e l

(HS-PDSCH) based on t h e r e c e i v e d

H-RNTI

i n t h e

URA_PCH

t a t e .

1 2 . The WTRU f c l a i m 8 , w h e r e i n

a

p r o c e s s o r i s

con?g

ured

o :

a w a k e n

f r o m a s l e e p

mode

d u r i n g

p a g i n g

o c c a s i o n s ; a n d

r e t u r n

t o

a s l e e p

mode,

i f

no

H-RNTI

s

r e c e i v e d .

1 3 .

The

WTRU

f c l a i m 9 ,

w h e r e i n t h e p e r i o d o f

t i m e

i s

based on

a

predetermined minimum time and

a

maximum

time

based on h e

r e c e i v e d

PICH i n f o r m a t i o n .

1 4 .

A

i r e l e s s

t r a n s m i t / r e c e i v e

u n i t (WTRU)

c o n ? g u r e d

f o r h i g h s p e e d

d o w n l i n k p a c k e t a c c e s s (HSDPA) w i r e l e s s

c o m m u n i c a t i o n s , t h e WTRU o n ? g u r e d a t

l e a s t

i n p a r t t o :

r e c e i v e , when h e WTRU s i n one o f a C e l l P a g i n g Channel

(CELL PCH) a n d

a

u n i v e r s a l

m o b i l e

t e l e c o m m u n i c a

t i o n s

s y s t e m (UMTS) t e r r e s t r i a l r a d i o

a c c e s s

n e t w o r k

(UTRAN) R e g i s t r a t i o n

A r e a P a g i n g

c h a n n e l (URA

PCH)

t a t e ,

HSDPA

s s o c i a t e d p a g i n g

i n d i c a t o r c h a n n e l


e l e m e n t s

c o m p r i s i n g PICH i n f o r

m a t i o n ;

20

25

30

35

1 2

c o m p i l e

a

l i s t o f c a n d i d a t e PlCHs

f o r

HSDPA;

determine

a v a l u e k

c o r r e s p o n d i n g

t o t h e number of can

d i d a t e s ;

c a l c u l a t e

a

s e l e c t i o n i n d e x

e q u a l

t o :

U NTI

mod ;

where U NTI

s

a u n i v e r s a l mobile

telecommunications

s y s t e m

(UMTS) t e r r e s t r i a l

r a d i o

a c c e s s

n e t w o r k

(UT

RAN) a d i o n e t w o r k t r a n s a c t i o n

i d e n t i t y

( U - R N T I )

o f

t h e

WTRU;

s e l e c t

PICH

i n f o r m a t i o n from t h e l i s t o f c a n d i d a t e

PlCHs

based

on h e

s e l e c t i o n

i n d e x ;

r e c e i v e a paging

i n d i c a t o r o v e r

a PICH

u s i n g


PICH


a n d

r e c e i v e a message on a

h i g h s p e e d

p h y s i c a l downlink

s h a r e d c h a n n e l (HS-PDSCH) u s i n g a

common

h i g h

s p e e d d o w n l i n k s h a r e d c h a n n e l (HS-DSCH) r a d i o

n e t

work

r a n s a c t i o n

i d e n t i ? e r ( H - R N T I ) .

1 5 .

The

WTRU

f c l a i m 1 4 , w h e r e i n t h e WTRU s con?g

ured t o

r e c e i v e a

h i g h


s h a r e d

c h a n n e l

(HS-PDSCH) based on t h e r e c e i v e d

H-RNTI

i n

t h e

CELL_PCH t a t e .

1 6 .

The

WTRU

f

c l a i m

1 4 ,

w h e r e i n

t h e

WTRU

s

con?g

ured t o

r e c e i v e

a

h i g h

s p e e d

p h y s i c a l d o w n l i n k s h a r e d c h a n n e l

(HS-PDSCH) based on t h e

r e c e i v e d

H-RNTI i n

t h e

URA_PCH t a t e .

1 7 .

The WTRU f c l a i m 1 4 , w h e r e i n

a

p r o c e s s o r i s

con?g

ured

t o

a w a k e n f r o m a s l e e p

mode

d u r i n g p a g i n g o c c a s i o n s ; a n d

r e t u r n

t o

a

s l e e p

mode,

if no

message

s r e c e i v e d over t h e

HS-PDSCH.

1 8 .

The

WTRU

f c l a i m

1 0 ,

w h e r e i n t h e p e r i od o f t i m e i s

based

on a predetermined minimum time and a maximum

time bas ed

on

h e r e c e i v e d

PICH

i n f o r m a t i o n .

* * * * *

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