Neighboring base station information update method, information management method for cell search in mobile communications system, cell search method of mobile station, mobile communications system, mobile station, base station and control station

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United States of America Patent

PATENT NO 7693106
SERIAL NO

09763034

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Abstract

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A base station captures phase difference information between a long period spreading code of a common control channel of the base station and a long period spreading code of a common control channel of a neighboring base station of the base station from a mobile station. The base station transmits the phase difference information to a mobile station. The mobile station carries out cell search in accordance with the received phase difference information.

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Patent Owner(s)

Patent OwnerAddress
NTT DOCOMO INC11-1 NAGATACHO 2-CHOME CHIYODA-KU TOKYO 1006150 ?1006150

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ishikawa, Yoshihiro Kanagawa, JP 144 1411
Onoe, Seizo Kanagawa, JP 60 953
Sawahashi, Mamoru Kanagawa, JP 368 8320

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