19-05-2012, 12:50 PM
I-mode – The Wireless Revolution
I-mode – The Wireless Revolution.ppt (Size: 220.5 KB / Downloads: 15)
What is I-mode ?
A brand & a service launched by NTT DoComo, Japan for Wireless internet connection at the touch of a button on a cell phone.
Very light weight I-mode phone handset with Cellular phone and internet facility
Anytime / Anywhere Communication at “Reasonable Cost”.
Internet service using PDC-P ( Per Digital Cellular – Packet ).
Uses subset of HTML 3.0 for content description.
“Always On” internet connection based on Packet data transmission tech.
Getting into I-mode
Most popular in Japan with 28 million users subscribed to it & is still growing at the rate of 45,000 subscribers per day.
Access to more than 66,000 internet sites as well as specialized services like email, e-banking, e-shopping etc.
Access is not limited only to I-mode & I-mode compatible through the internet but also a lease-line circuit access for added security
Content Description
Compact HTML ( cHTML ) is used in I-mode.
A competing wireless Protocol to WML that is used in WAP.
Optimized form of HTML with some special tags providing extra related to mobile environment.
Allows efficient transfer of data over bandwidth limited air interface of mobile n/w via a gateway and can be useful to deliver info directly to handsets.
Additional tags which include symbols for joy, kisses, love, encircled numbers, telephone etc.
Benefits of cHTML
Allows small information devices to connect to WWW
Keeping the advantages of HTML, it solves the problems for small devices.
HTML authoring tools can be applied to cHTML specification.
Client specific web services can be achieved by the server doing content filter for cHTML.
Technical Objective
To provide personal internet web & mail service on digital cellular phone network- PDC ( Personal Digital Cellular ).
Packet mode to enable charges only on the amount of data downloaded.
Mail : Push mail delivery to make the phone attractive.
Web : subset of HTML to lower the entry barrier for content providers by enabling them to use the existing tools and contents.
Technology
3.1.1 Smart Phone
Cell phone equivalent to low end PC with a 100 MHz processor and some megabytes of flash memory & GUI
Enables browsing the net with a push button.
Has its own system.
3.1.2 Transmission System
CDMA – Allows many users to use one line at once.
Transmission speed is 9.6 Kbps
E-mail limited to 250 characters.
I-mode’s Contribution
Entertainment – Character Download, Horoscope/Fortune Telling, download ring tones, FM club event , Karoke/Hit Song info.
Information - News Updates, Weather Forecasts, Sports News, Stock Quotes, Business / Technology News, Town Information, Horse Racing Information, etc
Database Access - Directory Search, Restaurant Guide, Dictionary Service, Cooking Recipes, etc
Transactions - Money Transfer / Balance Check, Security Trading, Airline reservation / Seat Availability, Credit card Information Sales, etc.
Conclusion
I-mode is a combination of available Technology’s like CDMA & HTML.
I-mode ha revolutionized the information systems of the existing Business.
I-mode has become the most talked about mobile innovation in years and will continue to do so through NTT’s business strategy for the future.