The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 06, 2006
Filed:
Oct. 21, 2002
Satoshi Hiyama, Yokohama, JP;
Koji Sasada, Kamakura, JP;
Satoshi Hiyama, Yokohama, JP;
Koji Sasada, Kamakura, JP;
NTT DoCoMo, Inc., Tokyo, JP;
Abstract
A location registerstores as location information of a relay deviceto area identification information of a location registration area where relay deviceis currently located and stores as location information of one or a plurality of mobile communication terminalstransported in a moving objectrelay device identification information of relay deviceto thereby subordinate one or more of a plurality of mobile communication terminalsto relay deviceIn the case that a master/slave relationship should be discontinued with some of a plurality of mobile communication terminalsrelay devicetransmits, to location registera dependency registration removal request specifying the part of a plurality of mobile communication terminalsLocation registerupdates location information of the mobile communication terminalsspecified in the dependency registration removal request to area identification information of a location registration area in which relay deviceis currently located.