Invention Grant
US08149898B2 Mobile communication system receiver, path tracking method, and control program thereof 失效
移动通信系统接收机,路径跟踪方法及其控制程序

  • Patent Title: Mobile communication system receiver, path tracking method, and control program thereof
  • Patent Title (中): 移动通信系统接收机,路径跟踪方法及其控制程序
  • Application No.: US12280284
    Application Date: 2007-02-27
  • Publication No.: US08149898B2
    Publication Date: 2012-04-03
  • Inventor: Toshiyuki Okuyama
  • Applicant: Toshiyuki Okuyama
  • Applicant Address: JP Tokyo
  • Assignee: NEC Corporation
  • Current Assignee: NEC Corporation
  • Current Assignee Address: JP Tokyo
  • Priority: JP2006-053582 20060228
  • International Application: PCT/JP2007/053623 WO 20070227
  • International Announcement: WO2007/099943 WO 20070907
  • Main IPC: H04B1/00
  • IPC: H04B1/00
Mobile communication system receiver, path tracking method, and control program thereof
Abstract:
To prevent disabling of the path tracking function.A path allocation unit allocates a signal power peak of a delay profile crated by a delay profile creation unit as a path to a finger reception unit. When tracking a path which has been allocated by the path allocation unit, it is judged whether a path tracking region set for each path is overlapped with a mask region. The path is tracked by performing a process not to cause a loss of a path tracking function due to overlap. Demodulation of the path which has been allocated is performed by a finger reception unit. Each of the demodulated signals outputted from the finger reception unit are rake combined to reproduce the transmitted information signal.
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