文档介绍：Future Development of Mobile
Applications in Japan
Yasuhiko ITO
KDDI CORPORATION
KDDI/au
• pany overview
– Total pany providing domestic,
int’l., and wireless services
– Revenue (FY ‘01) : trillion yen
•“au”
– KDDI’s munications brand name
– Number of subscribers (April ‘02)
• 16,306,200 (including Tu-Ka)
EZweb
• EZweb
– KDDI’s Mobile Service
• Number12,000,000 of EZweb subscribers (May 10, ‘02)
10,000,000
– 10,044,000 (including Tu-Ka) May, 2002
8,000,000
Over 10 million !!
EZweb Subscribers
6,000,000
4,000,000
2,000,000
0
Apr-99 Oct-99 Apr-00 Oct-00 Apr-01 Oct-01 Apr-02
EZweb Evolution
cdmaOne CDMA2000 1X
SpeedingSpeeding up up of of EZweb EZweb (max. (max. 64kbps) 64kbps)
•max. 64kbps data 1xEV-DO
•packet service for EZweb NextNext generation generation services services Further
(ezmovie,(ezmovie, eznavigation, eznavigation, ezplus, ezplus, ) ) speeding up
04/‘00 12/‘01 Speeding up of EZweb
Infrastructures to Speeding up of EZweb
support Next Gen. (max.(max. 144kbps) 144kbps)
Services
. 144kbps 144kbps data data
04/‘02
EZweb Service
• Contents services on EZweb service
– Mobile banking
• Money deposit, balance inquiry etc. from cell
phone
– Shopping/auction
• Payment by credit card, etc.
– Communication
• Communication site using email, etc.
EZweb Service
• Three service categories on EZweb ()
– ezmovie: motion picture
– eznavigation: location service using GPS
– ezplus: application service using Java
ezmovie eznavigation ezplus
Platform
Service Image
-ezmovie-
ezmovie
• ezmovie provides rich content
– News, weather, sports, music, movie, idol, comedy
fashion, town guide, animation character, etc …..
Sports Digest News Movie/ Video/TV Drama Clips
PLAYSTOP PLAYSTOP
Service Image
- eznavigation -
eznavigation
• Precise location information service using GPS
– eznavigation incorporates signals from G