The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 24, 2001
Filed:
Mar. 11, 1999
Applicant:
Inventors:
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03H 9/25 ;
U.S. Cl.
CPC ...
H03H 9/25 ;
Abstract
A spread spectrum communication apparatus includes at least one surface acoustic wave matched filter, a plurality of surface acoustic wave delay lines having different delay amounts, and integrating circuits for integrating an output signal of the surface acoustic wave matched filter and the respective output signals of the plurality of surface acoustic wave delay lines.