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:
Jul. 13, 2004
Filed:
Nov. 25, 2002
Applicant:
Inventor:
Varadarajan Devnath, Santa Clara, CA (US);
Assignee:
National Semiconductor Corporation, Santa Clara, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H03K 1/920 ;
U.S. Cl.
CPC ...
H03K 1/920 ;
Abstract
A programmable differential current mode line driver with multiple classes of circuit operation that can be digitally programmed to operate in a low distortion, low noise class A mode or a low power class B mode, with multiple signal levels available in each mode of operation.