Title:
無線通信装置及び無線通信方法、並びにコンピュータ・プログラム
Document Type and Number:
Japanese Patent JP4544350
Kind Code:
B2
Abstract:
A wireless communication apparatus includes a plurality of antenna branches through which radio signals are transmitted and received; a calibration factor acquiring unit that acquires a calibration factor for compensating an unbalance of phase and amplitude between the antenna branches for every predetermined frequency band; a factor memory storing the calibration factor acquired for every predetermined frequency band; a reliability determining unit that determines a reliability of the calibration factor acquired by the calibration factor acquiring unit; and a calibration factor multiplying unit that reads out the calibration factor from the factor memory to multiply a transmission signal or a reception signal to be calibrated by the readout calibration factor.
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Inventors:
Hiroaki Takano
Ryo Sawai
Ryo Sawai
Application Number:
JP2008183621A
Publication Date:
September 15, 2010
Filing Date:
July 15, 2008
Export Citation:
Assignee:
ソニー株式会社
International Classes:
H04B7/04; H04B7/10; H04J11/00; H04J99/00
Domestic Patent References:
| JP2005348235A | ||||
| JP2002514033A |
Attorney, Agent or Firm:
Masaaki Miyata
Eiji Yamada
Eiji Sasaki
Toshio Sawada
Eiji Yamada
Eiji Sasaki
Toshio Sawada