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. 23, 2010
Filed:
Sep. 04, 2002
John L. Melanson, Austin, TX (US);
Xiaofan Fei, Austin, TX (US);
Johann G. Gaboriau, Austin, TX (US);
Steven Green, Austin, TX (US);
Jason P. Rhode, Austin, TX (US);
Eric Walburger, Austin, TX (US);
Wilson E. Taylor, Jr., Austin, TX (US);
John L. Melanson, Austin, TX (US);
Xiaofan Fei, Austin, TX (US);
Johann G. Gaboriau, Austin, TX (US);
Steven Green, Austin, TX (US);
Jason P. Rhode, Austin, TX (US);
Eric Walburger, Austin, TX (US);
Wilson E. Taylor, Jr., Austin, TX (US);
Cirrus Logic, Inc., Austin, TX (US);
Abstract
A thermal sensor at the output of a switching amplifier senses heat dissipation at the output switch. If an overheating condition is sensed, gain of the digital input signal is lowered to reduce output power of the audio output signal.