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:
Mar. 18, 1986
Filed:
Dec. 19, 1983
Applicant:
Inventors:
Bahman Barazeche, Paris, FR;
Roger P Alexis, Neuilly sur Seine, FR;
Loic B Guidoux, Garancieres, FR;
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J / ; H04B / ;
U.S. Cl.
CPC ...
370 32 ; 1791702 ; 343378 ;
Abstract
Method and apparatus for measuring the delay of the distant echo in an echo ancelling arrangement comprising a near echo canceller, a delay line and a distant echo canceller using the steps of
Barazeche, Bahman. (1986). Method and apparatus for measuring distant echo delay in an echo (U.S. Patent No. 4577309). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4577309
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