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. 31, 2000
Filed:
Feb. 02, 1999
James R Palmer, San Diego, CA (US);
Michael O'Hagan, La Jolla, CA (US);
Dmitry Berger, San Diego, CA (US);
Harlan Faller, San Diego, CA (US);
Silkroad, Inc., San Diego, CA (US);
Abstract
A method and apparatus are provided for modulating a coherent light source with a digital) signal. The method includes the steps of splitting the digital signal into a first and a second copy and mixing the first copy with a clock signal to provide a first modulation component. The method further includes the steps of inverting the second copy and delaying the clock signal by one-hundred eighty degrees. The method also includes the steps of mixing the inverted second copy with the delayed clock signal to provide a second modulation component and summing the first and second modulation components.