Title:
アレーアンテナ送受信装置
Document Type and Number:
Japanese Patent JP4010225
Kind Code:
B2
Abstract:
A demodulation symbol area determination unit classifies and groups demodulation symbol points of calibration signal transmitted from subcarriers in the transmission routes for each area. A selector selects a demodulated symbol point, transmission route and subcarrier number from the grouped symbol points for each area. An independent claim is also included for transmission route calibration method.
Inventors:
East tomohiro
Application Number:
JP2002315422A
Publication Date:
November 21, 2007
Filing Date:
October 30, 2002
Export Citation:
Assignee:
NEC
International Classes:
H01Q3/26; H04J1/20; H01Q21/00; H04B7/10; H04L27/00; H04L27/18; H04L27/26; H04L27/38
Domestic Patent References:
| JP10336149A | ||||
| JP2002135186A | ||||
| JP200277016A | ||||
| JP2001358520A | ||||
| JP200153527A |
Attorney, Agent or Firm:
Hiroo Suzuki