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:
Jun. 18, 2002
Filed:
Jun. 18, 1999
Applicant:
Inventor:
Roger Bastin, Carp, CA;
Assignee:
Zarlink Semiconductor, Inc., Ottawa, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10L 2/104 ;
U.S. Cl.
CPC ...
G10L 2/104 ;
Abstract
A method of compressing audio data comprising the steps of receiving a stream of digital audio samples; masking a predetermined number of lower order bits from each one of the samples; and shifting an identical number of higher order bits from an adjacent one of the digital audio samples into the respective samples so as to occupy bit locations of the lower order bits which have been masked.