发明申请
US20090323796A1 Radio communication method and device in single-carrier transmission system
有权
单载波传输系统中的无线电通信方法和装置
- 专利标题: Radio communication method and device in single-carrier transmission system
- 专利标题(中): 单载波传输系统中的无线电通信方法和装置
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申请号: US12457839申请日: 2009-06-23
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公开(公告)号: US20090323796A1公开(公告)日: 2009-12-31
- 发明人: Yasunori Futatsugi , Shousei Yoshida
- 申请人: Yasunori Futatsugi , Shousei Yoshida
- 申请人地址: JP Tokyo
- 专利权人: NEC Corporation
- 当前专利权人: NEC Corporation
- 当前专利权人地址: JP Tokyo
- 优先权: JP2008-170041 20080630
- 主分类号: H04B15/00
- IPC分类号: H04B15/00 ; H04B1/10 ; H04L27/01
摘要:
A radio communication device for receiving a single-carrier signal transmitted in a partial spectrum of Nyquist frequency band, includes: an interference eliminator for eliminating interference from a received signal by spectrum reproduction of non-transmitted spectra using a symbol replica, to output an interference eliminated signal, wherein the interference includes intersymbol interference which is caused by symbols which are more than a predetermined distance away from a decision symbol point; a symbol sequence estimator for estimating a transmission symbol sequence by separating nearby intersymbol interference within the predetermined distance of the decision symbol point based on the interference eliminated signal, to output a decision signal; and a replica generator for generating the symbol replica from decoding result of the decision signal, wherein the symbol replica is fed back to the frequency-domain interference eliminator.