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. 03, 1987
Filed:
Oct. 29, 1984
Applicant:
Inventor:
To R Hsing, Sudbury, MA (US);
Assignee:
GTE Laboratories, Inc., Waltham, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M / ; H04Q / ;
U.S. Cl.
CPC ...
370 62 ; 379202 ;
Abstract
Digitally encoded voice signals are weighted dynamically in multipliers prior to summation of the digital signals. Greater weight is given to the more active channels. In one system, the signals are weighted proportionately to the square of the amplitude of each digital voice signal.