文档介绍：Prospects for 3G munications Market and Technology
January, 2004
NEC Corporation
1. 3G Mobile Market Status
2. View on Future Evolution
A) Radio Aspect
B) Network Aspect
3. NEC’s Activities
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© NEC Corporation 2004Confidential
1. 3G Mobile Market Status
2
© NEC Corporation 2004Confidential
Mobile users in Japan
Total Mobile users: 85M
Total Mobile users :74M
Ratio of 3G user : 30%
(as of end Dec 04)
(K)
1996
1997
1998
1999
2000
2001
2002
2003
Source: TCA (munications Carriers Association)
2004
90% of mobile users use Mobile in Japan
Photo mail start
(Nov 00)
i-mode start
(Feb 99)
1st Stage Mobile
Rapid increase in Mobile users
Fixed Rate Billing start
(Nov 03)
2nd Stage Mobile
Photo mail supporting the improvement of Data ARPU
3rd Stage Mobile
Introduction of new services enabled by “fixed rate billing”
3
© NEC Corporation 2004 Confidential
Source: NTT o
Decline in voice service revenue has been recovered by data service revenue. (. NTT o)
New Revenue generated by Mobile Service
Euro = 135 J-yen
4
© NEC Corporation 2004 Confidential
Data Speed
Evolution of Service and Terminal Function with increase of Data Speed
Service/
Contents
Terminal
Wall Paper
Ringing Tone
Sort Text
Picture Mail
Real Tone
Log/Diary
Movie Clip
Full Music
Game
Digital Camera
Media Player
Digital TV
Scheduler
Novel
Network
2G
3G
~10Kbps
100Kbps ~
5
© NEC Corporation 2004 Confidential
Mobile Subscribers in Japan
3G: WCDMA, 1x/Ev-Do,
2G: PDC, cdmaOne
Source: munications Carriers Association, Japan
Mobile Subscribers in Japan
(Accumulated)
Mobile Subscribers in Japan
(Monthly)
30%
Subscribers are shifting from 2G to 3G
6
© NEC Corporation 2004 Confidential
3G subscriptions are increasing very rapidly
2003
2004
(1M subs)
Source : munications Carriers Association
o
sub.
Vodafone
sub.
W-CDMA Subscribers in Japan
7
© NEC Corporation 2004 Confidential
Japan
3 Italy
mil.
3 UK
1