Inventor · disambiguated record
Pengfei Cai
Also filed as: CAI PENGFEI
31 granted patents·6 pending applications·49 citations·filing 2011–2024
94Inventor score
Files withSIFOTONICS TECH CO LTD12SIFOTONICS TECHNOLOGIES CO LTD8ASTEC INT LTD3Huang mengyuan3SIFOTONICS TECH BEIJING CO LTD3
Top patents by PatentIndex Score
37 records- 0188US10627655B2Monolithic electro-optical modulator having suspended structureSIFOTONICS TECH CO LTD·Filed 2019·Granted Apr 21, 2020·3 cites·20 claims
- 0287US10607099B2Methods and systems for imaging performance analysisSHENZHEN UNITED IMAGING HEALTHCARE CO LTD·Filed 2017·Granted Mar 31, 2020·12 cites·20 claims
- 0386US8704272B2Avalanche photodiode with special lateral doping concentrationHuang mengyuan·Filed 2011·Granted Apr 22, 2014·5 cites·15 claims
- 0483US11489438B2Inrush current limiting and surge protection circuit and systemARTESYN EMBEDDED TECH INC·Filed 2020·Granted Nov 1, 2022·2 cites·20 claims
- 0583US10985666B2Voltage supply for synchronous rectifier controller during low voltage output conditionsASTEC INT LTD·Filed 2018·Granted Apr 20, 2021·4 cites·22 claims
- 0683US9478689B2High-speed germanium on silicon avalanche photodiodeSIFOTONICS TECH CO LTD·Filed 2015·Granted Oct 25, 2016·2 cites·20 claims
- 0782US9780248B2High performance GeSi avalanche photodiode operating beyond Ge bandgap limitsHuang mengyuan·Filed 2014·Granted Oct 3, 2017·5 cites·20 claims
- 0882US9299864B2Ge/Si avalanche photodiode with integrated heater and fabrication thereofSIFOTONICS TECHNOLOGIES CO LTD·Filed 2015·Granted Mar 29, 2016·2 cites·13 claims
- 0982US9287432B2Ge—Si P-I-N photodiode with reduced dark current and fabrication method thereofSIFOTONICS TECHNOLOGIES CO LTD·Filed 2014·Granted Mar 15, 2016·3 cites·15 claims
- 1082US8786043B2High performance GeSi avalanche photodiode operating beyond Ge bandgap limitsHuang mengyuan·Filed 2012·Granted Jul 22, 2014·3 cites·20 claims
- 1180US8778725B1Avalanche photodiode with special lateral doping concentrationSIFOTONICS TECHNOLOGIES CO LTD·Filed 2014·Granted Jul 15, 2014·2 cites·23 claims
- 1279US9285651B2Electro-optic silicon modulator with longitudinally nonuniform modulationSIFOTONICS TECHNOLOGIES CO LTD·Filed 2014·Granted Mar 15, 2016·3 cites·10 claims
- 1374US9583664B2Ge/Si avalanche photodiode with integrated heater and fabrication method thereofSIFOTONICS TECH CO LTD·Filed 2016·Granted Feb 28, 2017·2 cites·13 claims
- 1470US11784556B2Inrush current limiting and surge protection circuit and systemASTEC INT LTD·Filed 2022·Granted Oct 10, 2023·0 cites·20 claims
- 1565US9698296B2Compensated photonic device structure and fabrication method thereofSIFOTONICS TECH CO LTD·Filed 2014·Granted Jul 4, 2017·1 cites·8 claims
- 1662US11588555B2Monolithic integrated coherent transceiverSIFOTONICS TECH CO LTD·Filed 2021·Granted Feb 21, 2023·0 cites·14 claims
- 1762US9000551B2High performance surface illuminating GeSi photodiodesSIFOTONICS TECHNOLOGIES CO LTD·Filed 2014·Granted Apr 7, 2015·0 cites·20 claims
- 1860US12345921B2Silicon-based integrated optical chipSIFOTONICS TECH BEIJING CO LTD·Filed 2022·Granted Jul 1, 2025·0 cites·4 claims
- 1960US11115125B2Monolithic integrated coherent transceiverSIFOTONICS TECH CO LTD·Filed 2020·Granted Sep 7, 2021·0 cites·16 claims
- 2059US9397243B2Ge—Si avalanche photodiode with silicon carrier-energy-relaxation layer and edge electric field buffer regionSIFOTONICS TECHNOLOGIES CO LTD·Filed 2014·Granted Jul 19, 2016·0 cites·32 claims
- 2158US2013294766A1Dark Current Cancellation For Optical Power Monitoring In Optical TransceiversSIFOTONICS TECHNOLOGIES CO LTD·Filed 2013·Application pending·0 cites
- 2257US11588410B2Switched mode power supplies with configurable communication addressesASTEE INTERNATIONAL LTD·Filed 2021·Granted Feb 21, 2023·0 cites·20 claims
- 2353US12335029B1Coherent light receiving optical deviceSIFOTONICS TECH BEIJING CO LTD·Filed 2024·Granted Jun 17, 2025·0 cites·9 claims
- 2453US10340409B2Compensated photonic device structure and fabrication method thereofSIFOTONICS TECH CO LTD·Filed 2017·Granted Jul 2, 2019·0 cites·7 claims
- 2552US11016361B2Monolithic electro-optical modulator having RCBC electrode structureSIFOTONICS TECH CO LTD·Filed 2019·Granted May 25, 2021·0 cites·20 claims
- 2652US2024159904A1Lidar and ranging method using sameLI SU·Filed 2022·Application pending·0 cites
- 2751US12490525B2Normal-incident photodiode structure with dark current self-compensation functionSIFOTONICS TECH BEIJING CO LTD·Filed 2022·Granted Dec 2, 2025·0 cites·6 claims
- 2851US12289813B2Self-adaptive constant-current driving circuit and method for three-channel multi-color LEDCRM ICBG WUXI CO LTD·Filed 2021·Granted Apr 29, 2025·0 cites·15 claims
- 2950US2024151831A1Dual-polarized light detection and ranging receiving end based on optical chipQI FAN·Filed 2022·Application pending·0 cites
- 3049US9373938B2Photonic device structure and fabrication method thereofSIFOTONICS TECHNOLOGIES CO LTD·Filed 2015·Granted Jun 21, 2016·0 cites·8 claims
- 3149US2023314209A1Photodiode structure with dark current indication function and photoelectric sensorSHI BIN·Filed 2022·Application pending·0 cites
- 3248US12439498B2Power consumption control circuit, chip and electronic deviceCRM ICBG WUXI CO LTD·Filed 2023·Granted Oct 7, 2025·0 cites·15 claims
- 3348US2022005961A1Photoelectric Detector And Method of Making The SameSIFOTONICS TECH CO LTD·Filed 2021·Application pending·0 cites
- 3444US11480817B2Coplanar waveguide transmission line and silicon-based electro-optic modulator comprising the sameSIFOTONICS TECH CO LTD·Filed 2021·Granted Oct 25, 2022·0 cites·12 claims
- 3543US10473853B2Fully integrated avalanche photodiode receiverSIFOTONICS TECH CO LTD·Filed 2017·Granted Nov 12, 2019·0 cites·19 claims
- 3642US10283665B2Compensated photonic device structure and fabrication method thereofSIFOTONICS TECH CO LTD·Filed 2017·Granted May 7, 2019·0 cites·14 claims
- 3739US2024055980A1Low loss snubber circuitASTEC INT LTD·Filed 2020·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →