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:
Feb. 12, 2002
Filed:
Jun. 29, 1999
Applicant:
Inventor:
Derek Bray, Los Altos, CA (US);
Assignee:
Infineon Technologies North America Corp., Iselin, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 2/700 ;
U.S. Cl.
CPC ...
G02B 2/700 ;
Abstract
The response time of a driver for an LED optocoupler is improved by adding a pedestal current component (I ) to the LED drive on turn-on. The pedestal current speeds up or accelerates the turn-on process by providing an additional amount of current for a short period of time.