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. 06, 2001
Filed:
Feb. 26, 1998
Applicant:
Inventor:
Phillip Matthews, Austin, TX (US);
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/700 ; H04B 1/00 ;
U.S. Cl.
CPC ...
G06F 1/700 ; H04B 1/00 ;
Abstract
An audio system,includes digital-to-analog converters,having left and right paths for converting received left and right streams of digital audio data and a plurality of analog data ports for receiving left and right channel streams of analog audio data. Mixer,has left and right paths for selectively mixing left and right channel data passed from converters,and left and right channel data passed from the analog data ports. Muting circuitry is also provided for selectively muting said right and left channel data to be passed to mixer,from converters,. Circuitry is also included for idling a selected one of the left and right paths of mixer,when selected data path to mixer,is muted.