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:
Nov. 24, 1998
Filed:
May. 16, 1995
Applicant:
Inventors:
Klein S Gilhousen, Bozeman, MT (US);
Irwin M Jacobs, La Jolla, CA (US);
Roberto Padovani, San Diego, CA (US);
Lindsay A Weaver, Jr, Boulder, CO (US);
Charles E Wheatley, III, Del Mar, CA (US);
Andrew J Viterbi, La Jolla, CA (US);
Assignee:
QUALCOMM Incorporated, San Diego, CA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L / ;
U.S. Cl.
CPC ...
375206 ; 375200 ; 375295 ; 370208 ; 370342 ; 379 59 ; 380 34 ; 455 331 ; 455 541 ;
Abstract
An apparatus for communicating variable rate data over a communication channel. A modulator that receive frames of user data each comprised of data symbols. The modulator repeats the data symbols within each frame to maintain a constant data rate. A transmitter receiver the modulator data and scales the modulated symbol data based upon the amount of symbol repetition in the frame.