(keitai-l) Re: ASP and J-Phone

From: Ken Chang <kench_at_hotmail.com>
Date: 07/16/02
Message-ID: <F79vr2X3bq2u4gPGLOu0000e715@hotmail.com>
hi Brian,

a basic and general reply to a general question.

(1) make sure your developers understand each word under
  http://www.nttdocomo.co.jp/p_s/imode/
  http://foma.nttdocomo.co.jp/
  http://www.au.kddi.com/ezfactory/index.html
  http://www.tu-ka.co.jp/common/support/index.html
  http://www.dp.j-phone.com/technical.html

(2) gather a list of specs of different handsets
- browser version and provider (ACCESS, Openwave, ...)
  sometimes you'll find pages be rendered similar on the handsets
  using the same browser ... and for different networks.

- JVM version and provider (DoJa, JBlend, JV-Lite2, ...)

- UI design (key operations)
  make sure your UI is similar to that of the major handsets,
  and those of the official Web sites.  there're lots of tricks
  like to use keys 1-7 and 2-5-8-0 for default/more likely
  operations and 3-6-9 for rare/dangerous operations, such as
  9: unsubscribe ;).  also try always to use up/down and better
  never left/right where possible.

- display (LCD size, colors, fonts, layout)
  better if you have market share of each handset model in use,
  unless you target some minorities intentionally.

- image formats
  gif, png, jpeg, ... both an operator and handset model issue

- text generation
  including automatic switching between ASCII, Japanese, and
  emoji charsets for different operators to make good layout
  (line-feed/return, etc.) and compact size.

- emoji pictograms
  make your own pictograms set in the database and then map
  them to different operators' emoji when generating the page.
  refer to au/KDDI ne-u service to start with.  you may also
  use text (^o^), (-.-), etc., in place (doesn't help much
  because especially the J-Phone emoji's are too advanced to
  approximate with text.

- size limits
  URL, page, image, Java appli, ...

* many of the above are both operator and handset issues.

(3) the problem for J-Phone is that they use different servers
and separate networks/bearers for different handsets.  J-Phone
is in a migration from the shite Keio MOBiDY MML, the Hitachi
server, and CSD to WAP, Openwave server, and PDC-P.  so you
better think they operate two networks and write and test your
code for both of them.

for testing and trouble-shooting, maybe you can hire someone
here (Nooper? who claims to have a big basket of handsets).
money makes life easier for everyone.

cheers,

Ken


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Received on Tue Jul 16 14:47:57 2002