Patent ID: 8446993
Filing Date: 2013-05-21
Classification: H04L

Abstract:
1. A receiving apparatus for receiving signals in a wireless communication system, wherein the signals comprise a dedicated channel estimation sequence, the apparatus comprising: a gain control unit configured to control the gain of a received signal; a channel estimation unit configured to perform a channel estimation on the basis of a dedicated channel estimation sequence comprised in a received signal; a gain error correction unit configured to correct a gain error in the result of said channel estimation caused by said gain control unit on the basis of said dedicated channel estimation sequence comprised in the received signal; and an equalizing unit configured to perform an equalization on the received signal on the basis of the gain corrected channel estimation result, wherein said gain error correction unit comprises a gain error calculation unit configured to obtain a gain error of said dedicated channel estimation sequence comprised in the received signal and a correction unit configured to correct a gain error in the result of the channel estimation performed by said channel estimation unit on the basis of the gain error obtained in said gain error calculation unit.