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Path searcher and path searching method
 
   
Document Number
US Patent 7379745
Issued Date
May 27, 2008
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Abstract
A path searcher used in a receiver includes a power delay profile generating unit configured to generate a power delay profile based on a signal received by the receiver, a sidelobe generating unit configured to identify a sidelobe component of a path contained in the power delay profile based on a response characteristic of a band-limiting filter of the receiver, a sidelobe removing unit configured to remove the sidelobe component from the power delay profile to produce a corrected power delay profile, and a path timing detection unit configured to detect a path timing based on the corrected power delay profile.
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Number of Claims:
11
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Owner
NTT DoCoMo, Inc. (Tokyo,JP)
Published
May 27, 2008
Application Number
11/121,973
Filed
May 5, 2005
US Classification
455/506   375/E1.032 455/273 455/65
Int'l Classification
H04B   15/00   (20060101)  
Examiner
Priority Data
May 13, 2004 [JP] 2004-144180
USPTO Field of Search
455/504   455/506   455/65   455/550.1   455/562.1   455/272   455/273   455/67.16   375/148   375/150   375/347  
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