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Front-end of a dialer for PHS traveller in a high-speed train

IP.com Disclosure Number: IPCOM000013514D
Original Publication Date: 2002-Nov-07
Included in the Prior Art Database: 2003-Jun-18
Document File: 1 page(s) / 136K

Publishing Venue

IBM

Abstract

1. A front end function is added to a dialer. 2. Register trains to use for travelling from train schedule database. case 1. Train to use is predetermined. Create a working train schedule table with full time. case 2. Train to use is yet to decided but rout is fixed at registration timing. 3. On the train, Invoke a dialer using the front end function when train speed is slow or a train stops at station·Existing dialer setting is automatically saved so that the dialer changes the setting to call the nearest access point. 4. After dialer connection ends, dialer setting is automatically restored.

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Front-end of a dialer for PHS traveller in a high-speed train

1. A front end function is added to a dialer.
2. Register trains to use for travelling from train schedule database. case 1. Train to use is predetermined. Create a working train schedule table with full time. case 2. Train to use is yet to decided but rout is fixed at registration timing.
3. On the train, Invoke a dialer using the front end function when train speed is slow or a train stops at station·Existing dialer setting is automatically saved so that the dialer changes the setting to call the nearest access point.
4. After dialer connection ends, dialer setting is automatically restored.

Front-end function of a dialer

Case 1 (When the train can be identified, automatic connection)

Case 2 (Only service stops is known, ask a current station)

Register trains to use for traveling

Train Schedule Database

Check current time

Estimate a nearest station

NOZOMI 61 ...

Connection start

Search the nearest access point

Automatic dial & connection

end

A dialer setting must be automatically saved and restored when the
connection ends.

1

Create a working train schedule table

NOZOMI 61 19:00 Tokyo 20:36 Nagoya 21:14 Kyoto 21:30 ShinOsaka

NOZOMI(Down) Tokyo
Nagoya
Kyoto
ShinOsaka

Dialer

Dialer Setting Restore

&

Recover

Connection start

Ask a current stopping station

NOZOMI (Down) ...

Search the nearest access point

Tokyo Nagoya Kyoto ShinOsaka

Showing a list of service stops,

ask the current stop.

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