ppt - MMLab

guineanscarletElectronics - Devices

Nov 27, 2013 (3 years and 8 months ago)

80 views

Multimedia and Mobile Communications Laboratory

1
/20

Mobile RFID



Topics in Internet

2005
.
10
.
31

JinKyu, Yoo

(jkyoo@mmlab.snu.ac.kr)

Multimedia and Mobile Communications Laboratory

Multimedia and Mobile Communications Laboratory

2
/20

Contents


Introduction


Mobile RFID


Market Trend


Considerations


Conclusion


Multimedia and Mobile Communications Laboratory

3
/
20

Introduction


Ubiquitous computing


Human
-
centric


Context
-
aware


Sensing and processing

Multimedia and Mobile Communications Laboratory

4
/20

Introduction (cont

d)


Sensing and processing


Recognize the changes from the outside


Convert to the five senses to electric signal


Indispensable condition


Small size


Low cost


Low power consumption


Academic area


Things that think, Oxygen, Smartdust


Business area


RFID

Multimedia and Mobile Communications Laboratory

5
/
20

RFID (Radio Frequency IDentification)


Main components


Tags and Reader


Tags


Size (
Hitachi’s

-
chip": 0.4mm x 0.4mm)


Price (aim: the
"
5
-
Cent
-
tag
"
)


A
ctive <
=
>
P
assive


Reader


R
ead the contents of tags

Multimedia and Mobile Communications Laboratory

6
/
20

How RFID works

RFID Reader

RFID Tag

Contents Server

Multimedia and Mobile Communications Laboratory

7
/20

Contents


Introduction


Mobile RFID


Market Trend


Considerations


Conclusion


Multimedia and Mobile Communications Laboratory

8
/
20

Background of Mobile RFID


Topics on today's technologies


Convergence and Mobility

Combine RFID with mobile phone

to realize new valuable services

Multimedia and Mobile Communications Laboratory

9
/20

Concept of Mobile RFID

Multimedia and Mobile Communications Laboratory

10
/
20

Kinds of Mobile RFID


Mobile phone + RFID tag


Stationary reader and mobile tag


Easy and inexpensive solution for mobile users


High cost for installation and Privacy issue



Mobile phone + RFID reader


Stationary tag and mobile reader


A user can get ID from any objects and get contents by
accessing data servers


Less concern about privacy


High cost mobile phone


Photo: Philips

Multimedia and Mobile Communications Laboratory

11
/20

Mobile RFID Service


The general tendency is Mobile phone + RFID reader


Multimedia and Mobile Communications Laboratory

12
/
20

Mobile RFID Service (cont

d)

Multimedia and Mobile Communications Laboratory

13
/20

Contents


Introduction


Mobile RFID


Market Trend


Considerations


Conclusion


Multimedia and Mobile Communications Laboratory

14
/
20

NOKIA Mobile RFID

Multimedia and Mobile Communications Laboratory

15
/20

KDDI Mobile RFID

Multimedia and Mobile Communications Laboratory

16
/20

PHILIPS NFC

Multimedia and Mobile Communications Laboratory

17
/
20

Contents


Introduction


Mobile RFID


Market Trend


Considerations


Conclusion


Multimedia and Mobile Communications Laboratory

18
/20

Photo: CASPIAN

Considerations


Privacy and Security


Authority of reading



Economical efficiency


Lower cost, smaller size



Standardization


Common RF specs.


ID Management


Interoperability between platforms

Multimedia and Mobile Communications Laboratory

19
/20

Contents


Introduction


Mobile RFID


Market Trend


Considerations


Conclusion


Multimedia and Mobile Communications Laboratory

20
/20

Conclusion


Mobile phones + RFID => Great potential


Field trials: S
earch for "Killer application"


Efforts on
standardization,security
considerations
, etc. required to make RFID
commonly accepted and widely spread