Invention Grant
US07941142B2 Mobile switchboard, mobile unit, mobile communication system, and position-registration extending method
有权
移动交换机,移动单元,移动通信系统和位置登记扩展方法
- Patent Title: Mobile switchboard, mobile unit, mobile communication system, and position-registration extending method
- Patent Title (中): 移动交换机,移动单元,移动通信系统和位置登记扩展方法
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Application No.: US11090913Application Date: 2005-03-24
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Publication No.: US07941142B2Publication Date: 2011-05-10
- Inventor: Shinichiro Aikawa , Yoshiko Koizumi , Yukihiro Noda , Yoko Shimominami
- Applicant: Shinichiro Aikawa , Yoshiko Koizumi , Yukihiro Noda , Yoko Shimominami
- Applicant Address: JP Kawasaki
- Assignee: Fujitsu Limited
- Current Assignee: Fujitsu Limited
- Current Assignee Address: JP Kawasaki
- Agency: Katten Muchin Rosenman LLP
- Main IPC: H04W4/00
- IPC: H04W4/00 ; H04W36/00 ; H04W24/00

Abstract:
A mobile unit transmits a request for position registration to a network when moving from a first area to a second area. When the number of incoming calls does not exceed a threshold and the number of movements between the first area and the second area exceeds a threshold, a mobile switchboard combines the first area and the second area into an extended area, and informs the mobile unit of the extended area.
Public/Granted literature
- US20050186961A1 Mobile switchboard, mobile unit, mobile communication system, and position-registration extending method Public/Granted day:2005-08-25
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