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Generic finger architecture for spread spectrum applications

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) H04B-017/00   
미국특허분류(USC) 455/0671; 455/0676; 375/142; 375/144
출원번호 US-0920094 (2001-07-31)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Pennie & Edmonds LLP
인용정보 피인용 횟수 : 64  인용 특허 : 5
초록
▼

A rake receiver in accordance with an exemplary embodiment of this invention is configurable by an external agent (e.g., microcontroller, DSP, or state machine) to suit the particular requirements of different spread spectrum systems. In an exemplary embodiment, the receiver includes multiple fingers. Each finger includes a plurality of generic despreaders/descramblers, a plurality of generic dechannelizers coupled to the despreaders/descramblers, and at least one timing estimation controller coupled to the despreaders/descramblers. The finger also inclu...

대표
청구항
▼

1. A receiver finger in a spread spectrum system, comprising:a plurality of generic despreader/descrambler units; a plurality of generic dechannelizer units coupled to said plurality of generic despreader/descrambler units; at least one timing estimation controller coupled to said plurality of despreader/descrambler units; at least one phase estimation controller coupled to said plurality of dechannelizer units; at least one frequency estimation controller coupled to said plurality of dechannelizer units; and at least one energy estimation controller cou...

이 특허에 인용된 특허 (5)

  1. Levin Jeffrey A. ; Riddle Christopher C. ; Sherman Thomas B.. Method and apparatus for energy estimation in a wireless receiver capable of receiving multiple instances of a common signal. USP2001056229841.
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  4. Zehavi Ephraim (Haifa ILX) Carter Stephen S. (San Diego CA) Gilhousen Klein S. (Bozeman MT). Method and apparatus for using full spectrum transmitted power in a spread spectrum communication system for tracking in. USP1997115691974.
  5. Veintimilla Gregory J.. Method to indicate synchronization lock of a remote station with a base station. USP1999085943375.

이 특허를 인용한 특허 피인용횟수: 64

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