GPS – The Basics

- GPS

GPS Global Positioning System

signal

Radio-Navigation

satellite

Coded Timing Signal GPS radio

(receiver)

US Department of Defense

GPS receiver satellite orbital

information almanac

almanac

GPS reciever unit satellite

download

receiver signal

satellite

satellite orbit

receiver

Satellite A

Satellite B

satellite automatic clock

Satellite signal code

signal code

receiver

Coded Signal

miles

Receiver satellite

Receiver Satellite Distance

186,000 X .07 = 13,020miles

Speed X time = distance

Time code

is received

Length of

Time gap is

0.07sec

Time code

is transmitted

Satellite

Receiver

Satellite

You could be Here

Satellite

Satellite

Satellite

You Could

Be Here?

Satellite

point

YOU ARE

HERE

Satellite

Receiver

YOUR ARE

DEFFINATELY

RIGHT HERE

receiver satellite

satellite

(Ellipsoidal height)

orbit

Satellite

receiver satellite

Data

Receiver Satellite Signal

Latitude, Longitude Altitude

G

C F

A

Satellite radio wave

signal Radio

wave

Reflection Obstructed

signal

(reflection)

satellite

Industry

• Aviation

• Maritime

• Highway

• Railroad

• Precision Timing

• Mining / Geology

• Surveying

• Agriculture

• Banking

• Remote Sensing

• Power

• Telecommunication

• Law Enforcement

• Emergency

• Disaster Response

• Weather

• Construction

• Recreation

• Environmental

• Mapping & Geodesy

GPS applications

Waypoint

(GOTO)

Waypoint

Coordinate Projection Map Datum

Navigating Screen

NAV - screen

screen,

compass screen etc...)

ESC - (cancel)

screen

IN - screen zoom

zoom

zoom

Mark – Own

Position

MENU - screen

OUT – screen zoom

zoom

zoom

ENTER -

PWR -Receiver

GOTO -

waypoint waypoint

Receiver Power (PWR)

(ENTER)

Receiver

{ screen

}

GPS Receiver

Receiver (PWR)

(PWR)

(ESC)

Initialization

Receiver Memory

Km

initialize

Initialized receiver Memory

(Satellite almanac) update

Receiver power

Receiver

(ENTER)

Region screen

up/ down arrow “Asia

East” (ENTER)

Area screen

Burma

(ENTER)

21

04

01 15

E

S

W

22 05

06 02

18 17

N

25

0

1

0

2

0

4

0

5

0

6

1

5

1

7

1

8

2

1

2

5

0

7

2

2

07

Date screen

↑↓

←→

(ENTER)

(ENTER)

Date screen

(ENTER)

Satellite status screen

Signal

blank bar

Lock

black bar

18

01

05

W

Navigation Screen Sequence Map Screen

Compass Screen

Large Data Screen

Position Screen

Road Screen

Satellite Status Screen

N

A

V

E S C

IN/OUT

Data Field

Map Screen Position Mode

Arrow Key

Map Screen Cursor Mode

↑↓←→ Cursor

ENTER or ESC Position

Mode

Icon

Compass Screen

Icon

Compass

Position Screen Latitude / Longitude

Elipsoidal Height

Position Screen

Satellite Status

Screen

Battery Life

Satellite

Satellite No

Satellite

Satellite

Waypoint

receiver

Save

(ENTER)

(WPT OO1, WPT OO2

Key Pad Mark

Mark screen

“Mark”

(ENTER)

(ENTER)

(ENTER) A, B, C, D..

(ENTER)

(OK)

(ENTER) “Save” (ENTER)

Waypoint

(GOTO)

Goto

User / Cities / Highways

enter

waypoint "user"

Screen

Goto

"find by"

waypoint

user waypoint

waypoint

enter

Route

Goto

Screen

(GOTO)

(Multileg)

Goto Leg

A

B

C

D Multileg

Goto

Multileg Mermory

Active GPS Actived

(Multileg)Screen Menu

Routes Enter

Route Lists New Routes Enter

waypoint

Nearest to

Screen

(Position/Cities/Other)

Find by

Enter

waypoint

Enter

Add PoI File

Enter My Pts of

Intersect Enter

leg

(Multileg)

Leg waypoint

waypoint

(User or City)

Enter

Find by

Enterwaypoint

Enter

Save

Enter

Leg

(Coordinate System)

Screen Menu Preference

Coordinate System

(Lat/Lon, UTM or User Grid )

Map Unit

Enter

Coordinate System

Enter

Enter

Enter

GPS Unit Chart

Chart Coordinate system

Datum

(Datum)

Screen Preference

Datum

Map Unit

Enter

Map Datum

Enter

Enter

Enter

(Time format)

Screen Preference

24 hr or AM/PM

UTC

Clock

Enter

24 hr, AM/PM or UTC

Enter

Enter

(Navigation unit)

Screen Preference

Map Units

Enter

Mile / Km

Enter

Enter

Nav Unit

Lambert

Conical

Orthomorphic

Projection

Zone