A Modified Acquisition Method Using Code-Orthogonalizing Filters in Asynchronous DS/CDMA

Chiyo NAKANO  Masaaki TAHARA  Masanori HAMAMURA  Shin'ichi TACHIKAWA  

Publication
IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences   Vol.E83-A   No.11   pp.2143-2146
Publication Date: 2000/11/25
Online ISSN: 
DOI: 
Print ISSN: 0916-8508
Type of Manuscript: Special Section LETTER (Special Section on Spread Spectrum Techniques and Applications)
Category: 
Keyword: 
DS/CDMA,  code-orthogonalizing filter,  synchronous acquisition method,  correlation function,  

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Summary: 
This letter proposes a modified synchronous acquisition method using code-orthogonalizing filters (COFs) in an asynchronous direct sequence (DS) / CDMA. Improvements on the average acquisition time for several conditions are shown.