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:
May. 18, 2010
Filed:
Mar. 25, 2003
Takayuki Ishiguro, Yokosuka, JP;
Mayu Yamada, Yokohama, JP;
Sung Uk Moon, Yokosuka, JP;
Hiroyuki Ishii, Yokosuka, JP;
Toshiyuki Futakata, Yokosuka, JP;
Tomohiro Dohi, Yokohama, JP;
Takayuki Ishiguro, Yokosuka, JP;
Mayu Yamada, Yokohama, JP;
Sung Uk Moon, Yokosuka, JP;
Hiroyuki Ishii, Yokosuka, JP;
Toshiyuki Futakata, Yokosuka, JP;
Tomohiro Dohi, Yokohama, JP;
NTT DoCoMo, Inc., Tokyo, JP;
Abstract
There is provided a control device enabling switching of communication of a mobile terminal with one system to communication with another system while reducing power consumption and workload of the mobile terminal. The control device is used in a communication system including a first mobile communication system, a second mobile communication system, and a mobile terminal being in communication with the first mobile communication system. The control device comprises a position measuring unit for measuring the position of the mobile terminal, a judgment unit for making a determination whether or not to switch the communication of the mobile terminal from the first mobile communication system to the second mobile communication system according to a position measurement result of the position measuring unit, and a switching unit for performing the above switching operation according to the determination of the judgment unit.