InterDigital Inc (IDCC)

[Gamco]

United States Patent 7,706,435
Meyer , et al. April 27, 2010

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Apparatus and method of searching for known sequences


Abstract
Apparatus and method for correlating a received communication of a known sequence over a wireless channel through the use of a finite impulse response (FIR) filter having a small number of taps to reduce hardware requirement by as much as one-half that of conventional techniques while obtaining amplitude degradation which is no worse than experienced when employing conventional techniques.


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Inventors: Meyer; Jan (Weilheim, DE), Bohnhoff; Peter (Munich, DE), Kaewell, Jr.; John David (Jamison, PA), Reznik; Alexander (Titusville, NJ)
Assignee: InterDigital Technology Corporation (Wilmington, DE)

Appl. No.: 10/819,435
Filed: April 7, 2004

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Related U.S. Patent Documents

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Application Number Filing Date Patent Number Issue Date
10322184 Dec., 2002 6792037
60360822 Feb., 2002


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Current U.S. Class: 375/229 ; 375/232; 375/233
Current International Class: H03K 5/159 (20060101); H03H 7/30 (20060101)
Field of Search: 375/229-236