Invention Grant
US08059754B2 System and method for fast signal acquisition in a wireless digital receiver for wideband signals 有权
用于宽带信号的无线数字接收机中快速信号采集的系统和方法

  • Patent Title: System and method for fast signal acquisition in a wireless digital receiver for wideband signals
  • Patent Title (中): 用于宽带信号的无线数字接收机中快速信号采集的系统和方法
  • Application No.: US11881614
    Application Date: 2007-07-27
  • Publication No.: US08059754B2
    Publication Date: 2011-11-15
  • Inventor: Sasikala Divakaruni
  • Applicant: Sasikala Divakaruni
  • Applicant Address: US FL Sarasota
  • Assignee: XG Technology, Inc.
  • Current Assignee: XG Technology, Inc.
  • Current Assignee Address: US FL Sarasota
  • Agent Dennis L. Cook, Esq.
  • Main IPC: H03K9/00
  • IPC: H03K9/00 H04L27/00
System and method for fast signal acquisition in a wireless digital receiver for wideband signals
Abstract:
A receiver synchronization technique is described in this disclosure that significantly reduces the convergence time for synchronization further enabling specially modulated radio frequency carrier waves using the following steps: the characteristics of the baseband signal are used to detect the start of a received burst. Once the presence of a symbol is detected, the data acquisition subsystem is enabled to begin collecting samples. These samples are then transferred to the DSP. The DSP then searches for a preamble to precisely determine the timing delay to the start of the payload data.
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