Title:
MOBILE COMMUNICATION SYSTEM
Document Type and Number:
Japanese Patent JP3956479
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To ensure the security of the entire system by increasing the entire system capacity and controlling transmission power of a mobile station correctly while conducting soft hand-off.
SOLUTION: In the mobile communication system 1 where pluralities of base stations 2a, 2b and a mobile station 3 that moves between cells 4, 5 formed by the base stations 2a, 2b are connected by a code division multiple access system and transmission power is controlled by the base stations 2a, 2b, and soft hand-off control where the mobile station 3 and the base stations 2a, 2b are simultaneously connected by at least an outgoing link control signal is conducted and hard hand-off control is conducted for an outgoing link signal other than the outgoing control signal.
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Inventors:
Tomoya Yamaura
Kazuyuki Sakoda
Suzuki Mihiro
Kazuyuki Sakoda
Suzuki Mihiro
Application Number:
JP11750798A
Publication Date:
August 08, 2007
Filing Date:
April 27, 1998
Export Citation:
Assignee:
ソニー株式会社
International Classes:
H04B1/707; H04B7/26; H04J13/00; H04W36/00; H04W36/18; H04W52/00; H04W52/04; (IPC1-7): H04Q7/22; H04Q7/28; H04B7/26; H04B1/707
Domestic Patent References:
JP2001516997A | ||||
JP10013907A |
Foreign References:
EP0671819B1 |
Attorney, Agent or Firm:
Akira Koike
Eiichi Tamura
Seiji Iga
Eiichi Tamura
Seiji Iga
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