Title:
移動体通信装置及び無線通信システム切替方法
Document Type and Number:
Japanese Patent JP3672824
Kind Code:
B2
Abstract:
A mobile communication apparatus capable of selecting different communication systems stores in advance positional information of radio zones of the after-switched system, in association with the channel information thereof. The mobile communication apparatus extracts positional information of a radio zone from a radio signal of the before-switch system too. Then, the apparatus selects a communication channel of the after-switch system on the basis of the overlapped area between these radio zones.
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Inventors:
硲 香織
Application Number:
JP2000599225A
Publication Date:
July 20, 2005
Filing Date:
February 08, 1999
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
H04B7/185; H04W36/14; (IPC1-7): H04Q7/22; H04Q7/24; H04Q7/26; H04Q7/30
Domestic Patent References:
JP8501430A | ||||
JP5508524A | ||||
JP9121376A |
Attorney, Agent or Firm:
Hiroaki Tazawa
Konobu Kato
Konobu Kato