Pak Shing Cho

Person

Gaithersburg, MD, US

People

Patents Grantslast 30 patents

Information Patent Grant
Chemical sensing with coherent detection of optical signal
- Patent number 8,300,229
- Issue date Oct 30, 2012
- CeLight, Inc.
- Pak Shing Cho
- G01 - MEASURING TESTING
Information Patent Grant
Quadrature modulator with feedback control and optical communicatio...
- Patent number 8,050,351
- Issue date Nov 1, 2011
- CeLight, Inc.
- Pak Shing Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Chemical sensing with noise pre-compensation
- Patent number 8,009,295
- Issue date Aug 30, 2011
- CeLight, Inc.
- Pak Shing Cho
- G01 - MEASURING TESTING
Information Patent Grant
Chemical sensing system and method
- Patent number 8,009,294
- Issue date Aug 30, 2011
- CeLight, Inc.
- Isaac Shpantzer
- G01 - MEASURING TESTING
Information Patent Grant
Optical receiver using beam combining and system using the same
- Patent number 7,995,925
- Issue date Aug 9, 2011
- CeLight, Inc.
- Pak Shing Cho
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Optical receiver and a free-space optical communications using the...
- Patent number 7,974,543
- Issue date Jul 5, 2011
- CeLight, Inc.
- Jacob Khurgin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Space diversity optical receiver and system and method using the same
- Patent number 7,961,997
- Issue date Jun 14, 2011
- CeLight, Inc.
- Pak Shing Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Space diversity receiver for optical communications
- Patent number 7,949,262
- Issue date May 24, 2011
- CeLight, Inc.
- Pak Shing Cho
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Coherent optical detector and coherent communication system and method
- Patent number 7,801,395
- Issue date Sep 21, 2010
- CeLight, Inc.
- Isaac Shpantzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Coherent optical detector and coherent communication system and method
- Patent number 7,715,720
- Issue date May 11, 2010
- CeLight, Inc.
- Isaac Shpantzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for pulse generation and adaptive pulse genera...
- Patent number 7,512,338
- Issue date Mar 31, 2009
- CeLight, Inc.
- Isaac Shpantzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Integrated coherent optical detector
- Patent number 7,483,600
- Issue date Jan 27, 2009
- CeLight, Inc.
- Yaakov Achiam
- G02 - OPTICS
Information Patent Grant
Coherent optical detector and coherent communication system and method
- Patent number 7,397,979
- Issue date Jul 8, 2008
- CeLight, Inc.
- Isaac Shpantzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for pulse generation and adaptive pulse genera...
- Patent number 7,391,969
- Issue date Jun 24, 2008
- CeLight, Inc.
- Isaac Shpantzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Coherent optical detector and coherent communication system and method
- Patent number 7,327,913
- Issue date Feb 5, 2008
- CeLight, Inc.
- Isaac Shpantzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light source for generating an output signal having spaced apart fr...
- Patent number 7,315,697
- Issue date Jan 1, 2008
- CeLight, Inc.
- Israel Smilanski
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Coherent photothermal interferometric spectroscopy system and metho...
- Patent number 7,277,178
- Issue date Oct 2, 2007
- CeLight, Inc.
- Isaac Shpantzer
- G01 - MEASURING TESTING
Information Patent Grant
Electro-optical integrated transmitter chip for arbitrary quadratur...
- Patent number 7,272,271
- Issue date Sep 18, 2007
- CeLight, Inc.
- Arkady Kaplan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for pulse generation and adaptive pulse genera...
- Patent number 7,266,307
- Issue date Sep 4, 2007
- Isaac Shpantzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Laser vibrometry with coherent detection
- Patent number 7,242,481
- Issue date Jul 10, 2007
- CeLight, Inc.
- Isaac Shpantzer
- G01 - MEASURING TESTING
Information Patent Grant
Method and system for mitigating nonlinear transmission impairments...
- Patent number 7,224,906
- Issue date May 29, 2007
- CeLight, Inc.
- Pak Shing Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System and method for code division multiplexed optical communication
- Patent number 7,167,651
- Issue date Jan 23, 2007
- CeLight, Inc.
- Isaac Shpantzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for optical time division multiplexed fiber commu...
- Patent number 7,110,677
- Issue date Sep 19, 2006
- CeLight, Inc.
- Nadejda Reingand
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Optical clock recovery device using non-linear optical waveguides
- Patent number 6,701,049
- Issue date Mar 2, 2004
- The United States of America as represented by the National Security Agency
- Ehab Awad
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for acoustically tuning a light source
- Patent number 6,671,425
- Issue date Dec 30, 2003
- CeLight
- Jacob B. Khurgin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
All-optical regeneration at high bit rates using an electroabsorpti...
- Patent number 6,335,819
- Issue date Jan 1, 2002
- University of Maryland
- Pak S. Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
All-optical wavelength conversion system comprising an optical disc...
- Patent number 6,046,841
- Issue date Apr 4, 2000
- Daniel Mahgerefteh
- G02 - OPTICS
Information Patent Grant
System comprising an electroabsorption modulator and an optical dis...
- Patent number 5,974,209
- Issue date Oct 26, 1999
- Pak Shing Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
BINARY TREE PHASED ARRAYS AND CONTROL METHODOLOGIES
- Publication number 20230375895
- Publication date Nov 23, 2023
- U.S. Army DEVCOM, Army Research Laboratory
- Justin R. Bickford
- G02 - OPTICS
Information Patent Application
QUADRATURE MODULATOR WITH FEEDBACK CONTROL AND OPTICAL COMMUNICATIO...
- Publication number 20120014470
- Publication date Jan 19, 2012
- CeLight. Inc.
- Pak Shing Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CHEMICAL SENSING WITH COHERENT DETECTION OF OPTICAL SIGNAL
- Publication number 20120002211
- Publication date Jan 5, 2012
- CeLight, Inc.
- Pak Shing Cho
- G02 - OPTICS
Information Patent Application
CHEMICAL SENSING WITH NOISE PRE-COMPENSATION
- Publication number 20100290054
- Publication date Nov 18, 2010
- CeLight, Inc.
- Pak Shing Cho
- G01 - MEASURING TESTING
Information Patent Application
SPACE DIVERSITY RECEIVER FOR OPTICAL COMMUNICATIONS
- Publication number 20090269083
- Publication date Oct 29, 2009
- CeLight, Inc.
- Pak Shing Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
CHEMICAL SENSING SYSTEM AND METHOD
- Publication number 20090236528
- Publication date Sep 24, 2009
- CeLight, Inc.
- Isaac Shpantzer
- G02 - OPTICS
Information Patent Application
OPTICAL RECEIVER AND A FREE-SPACE OPTICAL COMMUNICATIONS USING THE...
- Publication number 20090220246
- Publication date Sep 3, 2009
- CeLight, Inc.
- Jacob Khurgin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR COHERENT ANALOG RF PHOTONIC TRANSMISSION
- Publication number 20090214224
- Publication date Aug 27, 2009
- CeLight, Inc.
- Pak Shing Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SPACE DIVERSITY OPTICAL RECEIVER AND SYSTEM AND METHOD USING THE SAME
- Publication number 20090185811
- Publication date Jul 23, 2009
- CeLight, Inc.
- Pak Shing Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL RECEIVER USING BEAM COMBINING AND SYSTEM USING THE SAME
- Publication number 20090169221
- Publication date Jul 2, 2009
- CeLight, Inc.
- Pak Shing Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COHERENT OPTICAL DETECTOR AND COHERENT COMMUNICATION SYSTEM AND METHOD
- Publication number 20090142051
- Publication date Jun 4, 2009
- CeLight, Inc.
- Isaac Shpantzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for pulse generation and adaptive pulse genera...
- Publication number 20080175600
- Publication date Jul 24, 2008
- Isaac Shpantzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Coherent optical detector and coherent communication system and method
- Publication number 20070274733
- Publication date Nov 29, 2007
- Isaac Shpantzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND APPARATUS FOR PULSE GENERATION AND ADAPTIVE PULSE GENERA...
- Publication number 20070140705
- Publication date Jun 21, 2007
- Isaac Shpantzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Integrated coherent optical detector
- Publication number 20070140613
- Publication date Jun 21, 2007
- CeLight, Inc.
- Yaakov Achiam
- G02 - OPTICS
Information Patent Application
QUADRATURE MODULATOR WITH FEEDBACK CONTROL AND OPTICAL COMMUNICATIO...
- Publication number 20070133918
- Publication date Jun 14, 2007
- CeLight, Inc.
- Pak Shing Cho
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Coherent optical detector and coherent communication system and method
- Publication number 20070110362
- Publication date May 17, 2007
- Isaac Shpantzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Laser vibrometry with coherent detection
- Publication number 20050185191
- Publication date Aug 25, 2005
- Isaac Shpantzer
- G01 - MEASURING TESTING
Information Patent Application
Coherent photothermal interferometric spectroscopy system and metho...
- Publication number 20050105099
- Publication date May 19, 2005
- Isaac Shpantzer
- G01 - MEASURING TESTING
Information Patent Application
Coherent optical detector and coherent communication system and method
- Publication number 20040096143
- Publication date May 20, 2004
- CeLight, Inc.
- Isaac Shpantzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Electro-optical integrated transmitter chip for arbitrary quadratur...
- Publication number 20040028418
- Publication date Feb 12, 2004
- Arkady Kaplan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD AND SYSTEM FOR ACOUSTICALLY TUNING A LIGHT SOURCE
- Publication number 20030231817
- Publication date Dec 18, 2003
- Jacob B. Khurgin
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and apparatus for pulse generation and adaptive pulse genera...
- Publication number 20030147116
- Publication date Aug 7, 2003
- Isaac Shpantzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and system for optical time division multiplexed fiber commu...
- Publication number 20030058499
- Publication date Mar 27, 2003
- Nadejda Reingand
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Method and system for mitigating nonlinear transmission impairments...
- Publication number 20030058504
- Publication date Mar 27, 2003
- Pak Shing Cho
- G02 - OPTICS
Information Patent Application
Light source for generating an output signal having spaced apart fr...
- Publication number 20020196509
- Publication date Dec 26, 2002
- Israel Smilanski
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
System and method for code divilsion multiplexed optical communication
- Publication number 20020145787
- Publication date Oct 10, 2002
- Isaac Shpantzer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Pak Shing Cho

Person

Patents Grantslast 30 patents

Chemical sensing with coherent detection of optical signal

Quadrature modulator with feedback control and optical communicatio...

Chemical sensing with noise pre-compensation

Chemical sensing system and method

Optical receiver using beam combining and system using the same

Optical receiver and a free-space optical communications using the...

Space diversity optical receiver and system and method using the same

Space diversity receiver for optical communications

Coherent optical detector and coherent communication system and method

Coherent optical detector and coherent communication system and method

Method and apparatus for pulse generation and adaptive pulse genera...

Integrated coherent optical detector

Coherent optical detector and coherent communication system and method

Method and apparatus for pulse generation and adaptive pulse genera...

Coherent optical detector and coherent communication system and method

Light source for generating an output signal having spaced apart fr...

Coherent photothermal interferometric spectroscopy system and metho...

Electro-optical integrated transmitter chip for arbitrary quadratur...

Method and apparatus for pulse generation and adaptive pulse genera...

Laser vibrometry with coherent detection

Method and system for mitigating nonlinear transmission impairments...

System and method for code division multiplexed optical communication

Method and system for optical time division multiplexed fiber commu...

Optical clock recovery device using non-linear optical waveguides

Method and system for acoustically tuning a light source

All-optical regeneration at high bit rates using an electroabsorpti...

All-optical wavelength conversion system comprising an optical disc...

System comprising an electroabsorption modulator and an optical dis...

Patents Applicationslast 30 patents

BINARY TREE PHASED ARRAYS AND CONTROL METHODOLOGIES

QUADRATURE MODULATOR WITH FEEDBACK CONTROL AND OPTICAL COMMUNICATIO...

CHEMICAL SENSING WITH COHERENT DETECTION OF OPTICAL SIGNAL

CHEMICAL SENSING WITH NOISE PRE-COMPENSATION

SPACE DIVERSITY RECEIVER FOR OPTICAL COMMUNICATIONS

CHEMICAL SENSING SYSTEM AND METHOD

OPTICAL RECEIVER AND A FREE-SPACE OPTICAL COMMUNICATIONS USING THE...

METHOD AND APPARATUS FOR COHERENT ANALOG RF PHOTONIC TRANSMISSION

SPACE DIVERSITY OPTICAL RECEIVER AND SYSTEM AND METHOD USING THE SAME

OPTICAL RECEIVER USING BEAM COMBINING AND SYSTEM USING THE SAME

COHERENT OPTICAL DETECTOR AND COHERENT COMMUNICATION SYSTEM AND METHOD

Method and apparatus for pulse generation and adaptive pulse genera...

Coherent optical detector and coherent communication system and method

METHOD AND APPARATUS FOR PULSE GENERATION AND ADAPTIVE PULSE GENERA...

Integrated coherent optical detector

QUADRATURE MODULATOR WITH FEEDBACK CONTROL AND OPTICAL COMMUNICATIO...

Coherent optical detector and coherent communication system and method

Laser vibrometry with coherent detection

Coherent photothermal interferometric spectroscopy system and metho...

Coherent optical detector and coherent communication system and method

Electro-optical integrated transmitter chip for arbitrary quadratur...

METHOD AND SYSTEM FOR ACOUSTICALLY TUNING A LIGHT SOURCE

Method and apparatus for pulse generation and adaptive pulse genera...

Method and system for optical time division multiplexed fiber commu...

Method and system for mitigating nonlinear transmission impairments...

Light source for generating an output signal having spaced apart fr...

System and method for code divilsion multiplexed optical communication