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:
Oct. 25, 2005
Filed:
Jun. 30, 2003
Applicants:
Jeffrey W. Scott, Austin, TX (US);
Andrew W. Krone, Austin, TX (US);
Navdeep S. Sooch, Austin, TX (US);
David R. Welland, Austin, TX (US);
Inventors:
Jeffrey W. Scott, Austin, TX (US);
Andrew W. Krone, Austin, TX (US);
Navdeep S. Sooch, Austin, TX (US);
David R. Welland, Austin, TX (US);
Assignee:
Silicon Laboratories Inc., Austin, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M001/738 ;
U.S. Cl.
CPC ...
Abstract
An audio signal processor which modifies audio signal components outside the conventional audio frequency band. The processor includes a Delta Sigma Modulator (DSM) that receives a non-interpolated digital audio signal sampled at a frequency of at least 198 kHz.