Invention Grant
US08670375B2 Tracking area setting apparatus, user equipment, and tracking area setting method
失效
跟踪区域设置设备,用户设备和跟踪区域设置方法
- Patent Title: Tracking area setting apparatus, user equipment, and tracking area setting method
- Patent Title (中): 跟踪区域设置设备,用户设备和跟踪区域设置方法
-
Application No.: US12524810Application Date: 2008-01-30
-
Publication No.: US08670375B2Publication Date: 2014-03-11
- Inventor: Mikio Iwamura , Takehiro Nakamura , Yasuhiro Kato , Wuri Andarmawanti Hapsari
- Applicant: Mikio Iwamura , Takehiro Nakamura , Yasuhiro Kato , Wuri Andarmawanti Hapsari
- Applicant Address: JP Tokyo
- Assignee: NTT DoCoMo, Inc.
- Current Assignee: NTT DoCoMo, Inc.
- Current Assignee Address: JP Tokyo
- Agency: Osha Liang LLP
- Priority: JP2007-024894 20070202
- International Application: PCT/JP2008/051448 WO 20080130
- International Announcement: WO2008/093750 WO 20080807
- Main IPC: H04W4/00
- IPC: H04W4/00

Abstract:
A tracking area setting apparatus is disclosed that includes a service request measurement unit measuring a frequency of occurrence of a service request transmitted by a user equipment terminal to a cell where the user equipment terminal is located based on a paging channel transmitted in all cells belonging to a tracking area where the user equipment terminal is located, the user equipment terminal being a target user equipment terminal to receive a call, the tracking area including one or more cells and a tracking area determination unit determining whether a number of the frequency of occurrence of the service request in a predetermined cell is equal to or greater than a predetermined threshold value based on the frequency of occurrence of the service request and, when determining yes, separate the predetermined cell from the tracking area to which the predetermined cell belongs.
Public/Granted literature
- US20100120448A1 TRACKING AREA SETTING APPARATUS, USER EQUIPMENT, AND TRACKING AREA SETTING METHOD Public/Granted day:2010-05-13
Information query