Invention Grant
US08446935B2 Method and circuit for fractional rate pulse shaping 有权
分数速率脉冲整形的方法和电路

  • Patent Title: Method and circuit for fractional rate pulse shaping
  • Patent Title (中): 分数速率脉冲整形的方法和电路
  • Application No.: US13062611
    Application Date: 2009-09-08
  • Publication No.: US08446935B2
    Publication Date: 2013-05-21
  • Inventor: Hamid Safiri
  • Applicant: Hamid Safiri
  • Applicant Address: US DE Wilmington
  • Assignee: Icera, Inc.
  • Current Assignee: Icera, Inc.
  • Current Assignee Address: US DE Wilmington
  • International Application: PCT/CA2009/001240 WO 20090908
  • International Announcement: WO2010/025564 WO 20100311
  • Main IPC: H04B1/38
  • IPC: H04B1/38
Method and circuit for fractional rate pulse shaping
Abstract:
A method and system for fractionally converting sample rates. Fractional rate conversion for a transmit path of a transceiver is achieved by upsampling an input signal having a first sample rate by a first integer factor, removing aliasing resulting from the upconversion process, and then downsampling the intermediate signal by a second integer factor to provide a final signal having a second sample rate. The first factor and the second factor are selected to obtain a desired output sample rate that is a fraction of the sample rate of the input signal.
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