doc.: ieee 802.15-xxxxx submission doc. : ieee 802. 15-12-0164-00-wng0 slide 1 project: ieee p802.15...
TRANSCRIPT
doc.: IEEE 802.15-xxxxx
Submission
doc. : IEEE 802. 15-12-0164-00-wng0
Slide 1
Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs)
Submission Title: [Study Items for LED-ID Standardization]Date Submitted: [July, 2013]Source: [Yeong Min Jang*, Tuan Nguyen*, Nirzhar Saha*, and Jae Sang Cha**]Address [*Kookmin University, Seoul, Korea]
[**SNUT]Voice:[82-2-910-5068], FAX: [82-2-910-5068], E-Mail:[[email protected]]
Re: []
Abstract: [Study Items for LED-ID Standardization]
Purpose: [Contribution to IEEE 802.15 IG-LED]
Notice: This document has been prepared to assist the IEEE P802.15. It is offered as a basis for discussion and is not binding on the contributing individual(s) or organization(s). The material in this document is subject to change in form and content after further study. The contributor(s) reserve(s) the right to add, amend or withdraw material contained herein.
Release: The contributor acknowledges and accepts that this contribution becomes the property of IEEE and may be made publicly available by P802.15.
July 2013
Yeong Min Jang, Kookmin University
doc.: IEEE 15-13-0436-00-0led
doc.: IEEE 802.15-xxxxx
Submission
doc. : IEEE 802.15-15-09-0549-00-0007doc. : : IEEE 802. 15-12-0164-00-wng0
Contents
CamCom Based LED-ID
Data Continuity
A CamCom Application: LED-ID Based Digital Signage
Broadcasting Based LED-ID Networks
Use Case of Broadcasting LED-ID Networks: LBS
MIMO Concept
Conclusions
July 2013
Slide 2 Yeong Min Jang, Kookmin University
doc.: IEEE 15-13-0436-00-0led
doc.: IEEE 802.15-xxxxx
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doc. : IEEE 802.15-15-09-0549-00-0007doc. : : IEEE 802. 15-12-0164-00-wng0
CamCom Based LED-ID CamCom (Camera Communications) uses image sensor
within a camera for data reception.
Using one or multiple LEDs as source of data transmission.
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Slide 3 Yeong Min Jang, Kookmin University
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LED
User device
LED
User device
Without uplink With uplink
doc.: IEEE 802.15-xxxxx
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doc. : IEEE 802.15-15-09-0549-00-0007doc. : : IEEE 802. 15-12-0164-00-wng0
Data Continuity Fast link switching for mobility support under downlink
environment
Fast link switching and link recovery for seamless data
continuity.
Problem: signal differentiation in overlapping area.
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Slide 4 Yeong Min Jang, Kookmin University
doc.: IEEE 15-13-0436-00-0led
ServerServer
Mobile user
Transmitter #1 Transmitter #2 SenderReceiver
Relay node
Link switching
Link recovery
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Submission
doc. : IEEE 802.15-15-09-0549-00-0007doc. : : IEEE 802. 15-12-0164-00-wng0
A CamCom Application: LED-ID Based Digital Signage
Digital signage employs a network
connection to deliver information,
entertainment, merchandising and
advertisement to digital displays.
Camera and LEDs are used for data
communication.
Optional Uplink: WiFi or Cellular or
IR
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Slide 5 Yeong Min Jang, Kookmin University
doc.: IEEE 15-13-0436-00-0led
doc.: IEEE 802.15-xxxxx
Submission
doc. : IEEE 802.15-15-09-0549-00-0007doc. : : IEEE 802. 15-12-0164-00-wng0
Broadcasting Based LED-ID Networks Only downlink is deployed No need to change user devices’
hardware.
Use cases:• 2D and 3D Indoor localization
• Broadcasting services
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Slide 6 Yeong Min Jang, Kookmin University
doc.: IEEE 15-13-0436-00-0led
Streaming Server
10.0.0.4
10.0.0.2
10.0.0.5
10.0.0.3
Reader
IP Network
Data Server
Coordinator
10.0.0.10
123.42.15.8
95.10.20.7
(x1, y1, z1)
(x4, y4, z4) (x3, y3, z3)
(x2, y2, z2)
(xt, yt, zt)
doc.: IEEE 802.15-xxxxx
Submission
doc. : IEEE 802.15-15-09-0549-00-0007doc. : : IEEE 802. 15-12-0164-00-wng0
Use cases of Broadcasting LED-ID Networks: LBS Based on downlink signals, readers can determine their
locations using a localization technique, such as cell-ID,
fingerprinting, and etc.
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Slide 7 Yeong Min Jang, Kookmin University
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… … ...… … ...
CoordinatorCoordinator
Tag #1Tag #1 Tag #2Tag #2 Tag #NTag #N
ReaderReader
IP Network
Data serverData server
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Submission
doc. : IEEE 802.15-15-09-0549-00-0007doc. : : IEEE 802. 15-12-0164-00-wng0
MIMO Concept Each LED used as transmitting antenna.
Multiple detectors constituting receiver arrays are used for
reception.
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Slide 8 Yeong Min Jang, Kookmin University
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doc.: IEEE 802.15-xxxxx
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doc. : IEEE 802.15-15-09-0549-00-0007doc. : : IEEE 802. 15-12-0164-00-wng0
Conclusions It is needed to consider the practical usage of LED-ID
networks for the standardization.
A call for contribution about use cases and requirements in
next meeting.
Acknowledgement: This work is done with the help of Dr. Richard D.
Roberts (Intel Labs, Oregon, USA) and Dr. Joachim W. Walewski
(Siemens AG, Munich, Germany)
Slide 9 Yeong Min Jang, Kookmin University
doc.: IEEE 15-13-0436-00-0ledJuly 2013