Invention Grant
US08576934B2 Receiving device, receiving method, and program 有权
接收设备,接收方法和程序

  • Patent Title: Receiving device, receiving method, and program
  • Patent Title (中): 接收设备,接收方法和程序
  • Application No.: US13378635
    Application Date: 2010-07-02
  • Publication No.: US08576934B2
    Publication Date: 2013-11-05
  • Inventor: Masayuki Kimata
  • Applicant: Masayuki Kimata
  • Applicant Address: JP Tokyo
  • Assignee: NEC Corporation
  • Current Assignee: NEC Corporation
  • Current Assignee Address: JP Tokyo
  • Priority: JP2009-157844 20090702
  • International Application: PCT/JP2010/061319 WO 20100702
  • International Announcement: WO2011/002079 WO 20110106
  • Main IPC: H04K1/10
  • IPC: H04K1/10 H04L27/28
Receiving device, receiving method, and program
Abstract:
A receiving device includes a channel estimating section that performs a correlating process for a received reference signal in which a single carrier signal was transformed into a frequency domain signal and a pre-stored reference signal so as to obtain estimated channel values; a compensation coefficient computing section that computes compensation coefficients corresponding to residual multipath interferences based on a bit likelihood; a weight computing section that computes equalized weights based on the estimated channel values and the compensation coefficients; an equalizing filter that generates an equalized signal by equalizing process for the received signal that is the frequency domain signal based on the equalized weights; a residual interference replica generating section that generates residual multipath interference replicas based on frequency domain symbol replicas, the estimated channel values, and the equalized weights; and a subtracting section that subtracts the residual multipath interference replicas from the equalized signal.
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