Cao; Simon X. F.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Cao; Simon X. F..The latest application filed is for "optical multiplexer and demultiplexer apparatus utilizing multiple polarization beam splitters and reflection interferometers".

Company Profile

0.23.7

Cao; Simon X. F. - Fremont CA
Cao; Simon X. F. - San Mateo CA
Cao; Simon X. F. - Pleasanton CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Optical add/drop multiplexer utilizing variable optical attenuator Grant 7,236,704 - Cao June 26, 2	2007-06-26
Optical multiplexer and demultiplexer apparatus utilizing multiple polarization beam splitters and reflection interferometers Grant 7,158,697 - Wu , et al. January 2, 2	2007-01-02
Multi-functional optical device utilizing multiple polarization beam splitters and non-linear interferometers Grant 7,009,770 - Cao March 7, 2	2006-03-07
Multi-functional optical device utilizing multiple polarization beam splitters and non-linear interferometers Grant 6,865,024 - Cao March 8, 2	2005-03-08
Reflection-type optical circulator utilizing a lens and birefringent plates Grant 6,853,488 - Cao February 8, 2	2005-02-08
WDM utilizing grating-based channel separators Grant 6,778,780 - Cao , et al. August 17, 2	2004-08-17
Optical multiplexer and demultiplexer apparatus utilizing multiple polarization beam splitters and reflection interferometers App 20040151425 - Wu, Xuehua ; et al.	2004-08-05
Multi-functional optical device utilizing multiple polarization beam splitters and non-linear interferometers Grant 6,760,158 - Cao July 6, 2	2004-07-06
Method, system and apparatus for chromatic dispersion compensation utilizing a Gires-Tournois interferometer Grant 6,748,140 - Wu , et al. June 8, 2	2004-06-08
Tunable chromatic dispersion and polarization mode dispersion compensator utilizing a virtually imaged phased array Grant 6,744,991 - Cao June 1, 2	2004-06-01
Switchable interleaved channel separator devices and systems Grant 6,721,078 - Cao April 13, 2	2004-04-13
Multi-wavelength non-laser light source Grant 6,714,699 - Cao , et al. March 30, 2	2004-03-30
Tunable chromatic dispersion and dispersion slope compensator utilizing a virtually imaged phased array and a rotating grating Grant 6,714,705 - Lin , et al. March 30, 2	2004-03-30
Reversible optical circulator utilizing a bi-morphic piezoelectric apparatus Grant 6,650,801 - Wu , et al. November 18, 2	2003-11-18
Switchable interleaved channel separator devices and systems Grant 6,614,573 - Cao September 2, 2	2003-09-02
Reflection-type optical circulator utilizing a lens and birefringent plates Grant 6,597,503 - Cao July 22, 2	2003-07-22
Tunable chromatic dispersion, dispersion slope, and polarization mode dispersion compensator utilizing a virtually imaged phased array Grant 6,556,320 - Cao April 29, 2	2003-04-29
Multi-functional optical device utilizing multiple birefringent plates and a non-linear interferometer Grant 6,396,629 - Cao May 28, 2	2002-05-28
Dense wavelength division multiplexer/demultiplexer with parallel separation of wavelengths utilizing glass block interruption of the optic signal Grant 6,370,296 - Cao April 9, 2	2002-04-09
Fiber optic dense wavelength division multiplexer utilizing a multi-stage parallel cascade method of wavelength separation App 20020012494 - Cao, Simon X.F.	2002-01-31
High-isolation dense wavelength division multiplexer utilizing birefringent plates and a non-linear interferometer Grant 6,307,677 - Cao October 23, 2	2001-10-23
Method and apparatus for chromatic dispersion compensation and dispersion slope compensation in wavelength division multiplexed systems utilizing a channel separator and virtually imaged phased arrays App 20010028759 - Cao, Simon X. F.	2001-10-11
Tunable chromatic dispersion and dispersion slope compensator utilizing a virtually imaged phased array Grant 6,301,048 - Cao October 9, 2	2001-10-09
Optical performance monitor App 20010026385 - Cao, Simon X.F.	2001-10-04
High-isolation dense wavelength division multiplexer utilizing birefringent plates and a non-linear interferometer App 20010008463 - Cao, Simon X. F.	2001-07-19
High-isolation dense wavelength division multiplexer utilizing birefringent plates and non-linear interferometer App 20010007602 - Cao, Simon X. F.	2001-07-12
Reflection-type optical circulator utilizing a lens and birefringent plates App 20010000131 - Cao, Simon X. F.	2001-04-05
Nonlinear interferometer for fiber optic dense wavelength division multiplexer utilizing a phase bias element to separate wavelengths in an optical signal Grant 6,169,604 - Cao January 2, 2	2001-01-02
Fiber optic dense wavelength division multiplexer with a phase differential method of wavelength separation utilizing a polarization beam splitter and a nonlinear interferometer Grant 6,130,971 - Cao October 10, 2	2000-10-10
Dense wavelength division multiplexer and demultiplexer devices Grant 5,748,350 - Pan , et al. May 5, 1	1998-05-05

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