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:
Apr. 22, 2003
Filed:
Oct. 30, 2000
Applicant:
Inventors:
Wesley Ladd Mokry, Austin, TX (US);
Rex Thomas Baird, Austin, TX (US);
Assignee:
Cirrus Logic, Inc., Austin, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 1/552 ;
U.S. Cl.
CPC ...
G11B 1/552 ;
Abstract
Servo control circuitry includes a digital to analog converter for converting digital servo control data into a pulse width modulated signal. A first conductor transmits the pulse width modulated signal to an external device . A second conductor transmits a reference signal derived from the clock signal to external device , external device differentially receiving the pulse width modulated signal with respect to the reference signal.