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. 12, 2006
Filed:
Jun. 28, 2004
Jinxi Shen, San Ramon, CA (US);
Anca L. Sala, Sunnyvale, CA (US);
David J. Dougherty, Mountain View, CA (US);
David Funk, San Jose, CA (US);
Douglas E. Crafts, San Jose, CA (US);
Barthelemy Fondeur, Mountain View, CA (US);
Pang-chen Sun, San Diego, CA (US);
Jinxi Shen, San Ramon, CA (US);
Anca L. Sala, Sunnyvale, CA (US);
David J. Dougherty, Mountain View, CA (US);
David Funk, San Jose, CA (US);
Douglas E. Crafts, San Jose, CA (US);
Barthelemy Fondeur, Mountain View, CA (US);
Pang-Chen Sun, San Diego, CA (US);
JDS Uniphase Corporation, Milpitas, CA (US);
Abstract
A demultiplexer/multiplexer is disclosed wherein an arrayed waveguide grating having a reflector at an end includes selectable signal path blockers. The arrayed waveguide device has a common input/output port for launching radiation in the form of an input signal having n wavelengths therein and for receiving back via the reflector at the input/output port a selected channel of the input signal. In operation a multiplexed signal have n channels is launched therein and a selected channel is output for analysis or further processing.