Patrick Dumais

Person

Ottawa, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Optical pulse clipper for lidar
- Patent number 11,598,848
- Issue date Mar 7, 2023
- Huawei Technologies Co., Ltd.
- Dominic John Goodwill
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Optical performance monitor
- Patent number 10,965,370
- Issue date Mar 30, 2021
- Huawei Technologies Canada Co., Ltd.
- Mohammad Mehdi Mansouri Rad
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Liquid crystal on silicon (LCOS) lidar scanner with multiple light...
- Patent number 10,921,453
- Issue date Feb 16, 2021
- Huawei Technologies Co., Ltd.
- Patrick Dumais
- G01 - MEASURING TESTING
Information Patent Grant
Coherent LIDAR method and apparatus
- Patent number 10,901,089
- Issue date Jan 26, 2021
- Huawei Technologies Co., Ltd.
- Chunshu Zhang
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and methods for accommodating manufacturing variance in o...
- Patent number 10,866,359
- Issue date Dec 15, 2020
- Huawei Technologies Co., Ltd.
- Dominic John Goodwill
- G02 - OPTICS
Information Patent Grant
Polarization independent photonic device having multimode component
- Patent number 10,677,987
- Issue date Jun 9, 2020
- Huawei Technologies Co., Ltd.
- Patrick Dumais
- G02 - OPTICS
Information Patent Grant
Waveguide crossing having rib waveguides
- Patent number 10,620,371
- Issue date Apr 14, 2020
- Huawei Technologies Canada Co., Ltd.
- Patrick Dumais
- G02 - OPTICS
Information Patent Grant
Optical scanner with optically switched paths to multiple surface o...
- Patent number 10,613,276
- Issue date Apr 7, 2020
- Huawei Technologies Co., Ltd.
- Mohammad Mehdi Mansouri Rad
- G02 - OPTICS
Information Patent Grant
Spiral optical waveguide termination
- Patent number 10,527,792
- Issue date Jan 7, 2020
- Huawei Technologies Co., Ltd.
- Patrick Dumais
- G02 - OPTICS
Information Patent Grant
Optical waveguide termination having a doped, light-absorbing slab
- Patent number 10,359,569
- Issue date Jul 23, 2019
- Huawei Technologies Co., Ltd.
- Patrick Dumais
- G02 - OPTICS
Information Patent Grant
Automatic endless polarization controller for a silicon-on-insulato...
- Patent number 10,126,572
- Issue date Nov 13, 2018
- Huawei Technologies Co., Ltd.
- Chunshu Zhang
- G02 - OPTICS
Information Patent Grant
Optical attenuator and fabrication method thereof
- Patent number 9,946,023
- Issue date Apr 17, 2018
- Huawei Technologies Co., Ltd.
- Patrick Dumais
- G02 - OPTICS
Information Patent Grant
Optical coupling using polarization beam displacer
- Patent number 9,927,575
- Issue date Mar 27, 2018
- Huawei Technologies Co., Ltd.
- Dominic John Goodwill
- G02 - OPTICS
Information Patent Grant
Optical switches with surface grating couplers and edge couplers
- Patent number 9,746,617
- Issue date Aug 29, 2017
- Huawei Technologies Co., Ltd.
- Patrick Dumais
- G02 - OPTICS
Information Patent Grant
Waveguide crossing
- Patent number 9,709,738
- Issue date Jul 18, 2017
- Huawei Technologies Co., Ltd.
- Patrick Dumais
- G02 - OPTICS
Information Patent Grant
Apparatus and method for an optical switch having a 2×1 multi-mode...
- Patent number 9,684,131
- Issue date Jun 20, 2017
- Huawei Technologies., Ltd.
- Patrick Dumais
- G02 - OPTICS
Information Patent Grant
Optical switch with improved switching efficiency
- Patent number 9,638,981
- Issue date May 2, 2017
- Huawei Technologies Co., Ltd.
- Patrick Dumais
- G02 - OPTICS
Information Patent Grant
Method for crosstalk and power optimization in silicon photonic bas...
- Patent number 9,491,120
- Issue date Nov 8, 2016
- Huawei Technologies Co., Ltd.
- Hamid Mehrvar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for crosstalk and power optimization in silicon photonic bas...
- Patent number 9,456,260
- Issue date Sep 27, 2016
- Huawei Technologies Co., Ltd.
- Hamid Mehrvar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Waveguide polarization rotator and method of construction thereof
- Patent number 9,400,354
- Issue date Jul 26, 2016
- Huawei Technologies Co., Ltd.
- Patrick Dumais
- G02 - OPTICS
Information Patent Grant
Waveguiding structures with embedded microchannels and method for f...
- Patent number 7,471,866
- Issue date Dec 30, 2008
- Her Majesty the Queen in Right of Canada as represented by the Minister of In...
- Patrick Dumais
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL PERFORMANCE MONITOR
- Publication number 20200412447
- Publication date Dec 31, 2020
- Huawei Technologies Canada Co., Ltd.
- Mohammad Mehdi MANSOURI RAD
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
APPARATUS AND METHODS FOR ACCOMMODATING MANUFACTURING VARIANCE IN O...
- Publication number 20200064547
- Publication date Feb 27, 2020
- Huawei Technologies Co., Ltd
- Dominic John GOODWILL
- G02 - OPTICS
Information Patent Application
TIME-OF-FLIGHT APPARATUS
- Publication number 20200012166
- Publication date Jan 9, 2020
- Huawei Technologies Co., Ltd
- Patrick Dumais
- G01 - MEASURING TESTING
Information Patent Application
Optical Pulse Clipper for Lidar
- Publication number 20190391240
- Publication date Dec 26, 2019
- Huawei Technologies Co., Ltd
- Dominic John Goodwill
- G02 - OPTICS
Information Patent Application
OPTICAL SCANNER WITH OPTICALLY SWITCHED PATHS TO MULTIPLE SURFACE O...
- Publication number 20190377135
- Publication date Dec 12, 2019
- Huawei Technologies Co., Ltd
- Mohammad Mehdi MANSOURI RAD
- G01 - MEASURING TESTING
Information Patent Application
LIQUID CRYSTAL ON SILICON (LCOS) LIDAR SCANNER WITH MULTIPLE LIGHT...
- Publication number 20190369254
- Publication date Dec 5, 2019
- Huawei Technologies Co., Ltd
- Patrick DUMAIS
- G01 - MEASURING TESTING
Information Patent Application
COHERENT LIDAR METHOD AND APPARATUS
- Publication number 20190293794
- Publication date Sep 26, 2019
- Huawei Technologies Co., Ltd
- Chunshu ZHANG
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL COUPLING USING POLARIZATION BEAM DISPLACER
- Publication number 20180180815
- Publication date Jun 28, 2018
- Huawei Technologies Co., Ltd
- Dominic John Goodwill
- G02 - OPTICS
Information Patent Application
POLARIZATION DEPENDENT LOSS CONTROL FOR POLARIZATION DIVERSE CIRCUIT
- Publication number 20170329084
- Publication date Nov 16, 2017
- Dominic John Goodwill
- G02 - OPTICS
Information Patent Application
Optical Waveguide Termination Having A Doped, Light-Absorbing Slab
- Publication number 20170322377
- Publication date Nov 9, 2017
- Patrick Dumais
- G02 - OPTICS
Information Patent Application
SPIRAL OPTICAL WAVEGUIDE TERMINATION
- Publication number 20170315296
- Publication date Nov 2, 2017
- Patrick Dumais
- G02 - OPTICS
Information Patent Application
Automatic Endless Polarization Controller For A Silicon-On-Insulato...
- Publication number 20170285373
- Publication date Oct 5, 2017
- Chunshu Zhang
- G02 - OPTICS
Information Patent Application
Waveguide Crossing Having Rib Waveguides
- Publication number 20170254951
- Publication date Sep 7, 2017
- Huawei Technologies Canada Co., Ltd.
- Patrick Dumais
- G02 - OPTICS
Information Patent Application
COHERENT CHANNEL MIXING FOR OBFUSCATED OPTICAL COMMUNICATIONS
- Publication number 20170237507
- Publication date Aug 17, 2017
- Huawei Technologies Co., Ltd
- PATRICK DUMAIS
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Optical Switches with Surface Grating Couplers and Edge Couplers
- Publication number 20170010414
- Publication date Jan 12, 2017
- Huawei Technologies Co., Ltd
- Patrick Dumais
- G02 - OPTICS
Information Patent Application
Optical Coupling Using Polarization Beam Displacer
- Publication number 20160377811
- Publication date Dec 29, 2016
- Dominic John Goodwill
- G02 - OPTICS
Information Patent Application
Tunable Wavelength-Flattening Element For Switch Carrying Multiple...
- Publication number 20160334650
- Publication date Nov 17, 2016
- Huawei Technologies Co., Ltd
- Patrick Dumais
- G02 - OPTICS
Information Patent Application
System and Method for Photonic Switching
- Publication number 20160334575
- Publication date Nov 17, 2016
- Huawei Technologies Co., Ltd
- Alan Frank Graves
- G02 - OPTICS
Information Patent Application
Optical Switch with Improved Switching Efficiency
- Publication number 20160246157
- Publication date Aug 25, 2016
- Huawei Technologies Co., Ltd
- Patrick Dumais
- G02 - OPTICS
Information Patent Application
Waveguide Polarization Rotator and Method of Construction Thereof
- Publication number 20160131835
- Publication date May 12, 2016
- Huawei Technologies Co., Ltd
- Patrick Dumais
- G02 - OPTICS
Information Patent Application
Apparatus and Method for 2x1 MMI with Integrated Photodiode for Off...
- Publication number 20150286005
- Publication date Oct 8, 2015
- FutureWei Technologies, Inc.
- Patrick Dumais
- G02 - OPTICS
Information Patent Application
Method for Crosstalk and Power Optimization in Silicon Photonic Bas...
- Publication number 20150055951
- Publication date Feb 26, 2015
- FutureWei Technologies, Inc.
- Hamid Mehrvar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Compact Optical Waveguide Arrays and Optical Waveguide Spirals
- Publication number 20150049998
- Publication date Feb 19, 2015
- FutureWei Technologies, Inc.
- Patrick Dumais
- G02 - OPTICS
Information Patent Application
Method for Crosstalk and Power Optimization in Silicon Photonic Bas...
- Publication number 20140328154
- Publication date Nov 6, 2014
- Hamid Mehrvar
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Waveguiding structures with embedded microchannels and method for f...
- Publication number 20050287696
- Publication date Dec 29, 2005
- Patrick Dumais
- G02 - OPTICS

Patrick Dumais

Person

Patents Grantslast 30 patents

Optical pulse clipper for lidar

Optical performance monitor

Liquid crystal on silicon (LCOS) lidar scanner with multiple light...

Coherent LIDAR method and apparatus

Apparatus and methods for accommodating manufacturing variance in o...

Polarization independent photonic device having multimode component

Waveguide crossing having rib waveguides

Optical scanner with optically switched paths to multiple surface o...

Spiral optical waveguide termination

Optical waveguide termination having a doped, light-absorbing slab

Automatic endless polarization controller for a silicon-on-insulato...

Optical attenuator and fabrication method thereof

Optical coupling using polarization beam displacer

Optical switches with surface grating couplers and edge couplers

Waveguide crossing

Apparatus and method for an optical switch having a 2×1 multi-mode...

Optical switch with improved switching efficiency

Method for crosstalk and power optimization in silicon photonic bas...

Method for crosstalk and power optimization in silicon photonic bas...

Waveguide polarization rotator and method of construction thereof

Waveguiding structures with embedded microchannels and method for f...

Patents Applicationslast 30 patents

OPTICAL PERFORMANCE MONITOR

APPARATUS AND METHODS FOR ACCOMMODATING MANUFACTURING VARIANCE IN O...

TIME-OF-FLIGHT APPARATUS

Optical Pulse Clipper for Lidar

OPTICAL SCANNER WITH OPTICALLY SWITCHED PATHS TO MULTIPLE SURFACE O...

LIQUID CRYSTAL ON SILICON (LCOS) LIDAR SCANNER WITH MULTIPLE LIGHT...

COHERENT LIDAR METHOD AND APPARATUS

OPTICAL COUPLING USING POLARIZATION BEAM DISPLACER

POLARIZATION DEPENDENT LOSS CONTROL FOR POLARIZATION DIVERSE CIRCUIT

Optical Waveguide Termination Having A Doped, Light-Absorbing Slab

SPIRAL OPTICAL WAVEGUIDE TERMINATION

Automatic Endless Polarization Controller For A Silicon-On-Insulato...

Waveguide Crossing Having Rib Waveguides

COHERENT CHANNEL MIXING FOR OBFUSCATED OPTICAL COMMUNICATIONS

Optical Switches with Surface Grating Couplers and Edge Couplers

Optical Coupling Using Polarization Beam Displacer

Tunable Wavelength-Flattening Element For Switch Carrying Multiple...

System and Method for Photonic Switching

Optical Switch with Improved Switching Efficiency

Waveguide Polarization Rotator and Method of Construction Thereof

Apparatus and Method for 2x1 MMI with Integrated Photodiode for Off...

Method for Crosstalk and Power Optimization in Silicon Photonic Bas...

Compact Optical Waveguide Arrays and Optical Waveguide Spirals

Method for Crosstalk and Power Optimization in Silicon Photonic Bas...

Waveguiding structures with embedded microchannels and method for f...