(Nikkei BP Group)
(No.1 High-Tech News Site in Japanese)
| IDO, Cellular Group to Start cdmaOne Roaming in Korea, H.K.
March 17, 1999 (TOKYO) -- IDO Corp. and the DDI Corp.-affiliated Cellular
Telephone group will start overseas roaming services in December 1999
via cdmaOne digital mobile phones, for Japan's first such international
|The two companies recently signed an agreement with Shinsegi Telecom
Inc., a leading Korean telecom carrier, and Hutchison Telecom (Hong
Kong) Ltd., a mobile phone company in Hong Kong, to establish a network
to provide roaming services.
When the roaming services start, cdmaOne users of IDO and Cellular Telephone
group can use their telephone numbers and mobile phones registered in
Japan from Korea and Hong Kong. The two companies plan to expand their
overseas roaming services to the United States, Canada, Australia and
However, the frequencies for the cdmaOne services are different in various
countries. First, IDO and Cellular Telephone group will market an overseas-roaming
terminal that is compatible with frequencies in Japan, Korea and Hong
Kong. The method to set usage fees is under consideration. It is expected
that the two companies will ask users to pay for the overseas roaming
Already, the "WORLD WALKER" system of NTT Mobile Communications Network
Inc. (NTT DoCoMo) enables registered telephone numbers in Japan to be
used for receiving phone calls while overseas.
This method requires automatically transferring the phone calls received
at the user's mobile phone number in Japan to a special mobile phone
for overseas use provided by NTT DoCoMo. Those phones are compatible
with the local communication format.
To take advantage of this service, a customer must apply for the service
in advance and rent a specific NTT DoCoMo mobile phone.
Related story: DDI,
IDO, Others to Launch Mobile Phone Roaming Service
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