Radio communication control station device and radio communication device
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Jun 26, 2003
app pub date -
Aug 16, 2002
filing date -
Dec 25, 2000
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A plurality of cellular base stations BS (BS1, BS2, BS3), a pager base station 13k, and a plurality of groups G1, G2, G3, G4, and G5 of portable communication terminals are provided in one pager communication system area Ak. Each of the portable communication terminals includes a cellular radio unit and a pager receiver. In each group, a plurality of portable communication terminals 1 are included, and use the same telephone line. Cellular radio units of portable communication terminals use a same telephone line, and the pager receivers use a same pager communication line. The portable communication terminals 1 have IDs different from each other. When any one of the portable communication terminals 1 starts communication, location information of the portable communication terminal is registered in a VLR. Moreover, when another portable communication terminal 1 in the same group intends to start communication, location registration thereof is rejected.
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