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:
Sep. 19, 1989
Filed:
Mar. 14, 1989
Applicant:
Inventors:
David L Hershberger, Nevada City, CA (US);
Gordon E Ransom, Grass Valley, CA (US);
Assignee:
The Grass Valley Group, Inc., Nevada City, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B / ;
U.S. Cl.
CPC ...
455618 ; 455600 ; 455609 ; 455613 ; 375 38 ;
Abstract
An optical device compensator obtains from an input modulating signal an additive component and a multiplicative component. The additive and multiplicative components are combined with the input modulating signal to produce a compensated modulating signal which is applied to a driver for modulating an optical device.