Inventor
CAI PENGFEI
CN31 patents
⚠️ This page may combine multiple inventors who share the name “CAI PENGFEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SIFOTONICS TECH CO LTD
11 patentsUS10627655B2Apr 21, 2020
Monolithic electro-optical modulator having suspended structure
SIFOTONICS TECH CO LTD3 citations72
US9583664B2Feb 28, 2017
Ge/Si avalanche photodiode with integrated heater and fabrication method thereof
SIFOTONICS TECH CO LTD2 citations71
US11588555B2Feb 21, 2023
Monolithic integrated coherent transceiver
SIFOTONICS TECH CO LTD0 citations62
US11115125B2Sep 7, 2021
Monolithic integrated coherent transceiver
SIFOTONICS TECH CO LTD0 citations62
US9478689B2Oct 25, 2016
High-speed germanium on silicon avalanche photodiode
SIFOTONICS TECH CO LTD2 citations61
US11480817B2Oct 25, 2022
Coplanar waveguide transmission line and silicon-based electro-optic modulator comprising the same
SIFOTONICS TECH CO LTD0 citations51
US11016361B2May 25, 2021
Monolithic electro-optical modulator having RCBC electrode structure
SIFOTONICS TECH CO LTD0 citations51
US10340409B2Jul 2, 2019
Compensated photonic device structure and fabrication method thereof
SIFOTONICS TECH CO LTD0 citations51
US9698296B2Jul 4, 2017
Compensated photonic device structure and fabrication method thereof
SIFOTONICS TECH CO LTD1 citations51
US10283665B2May 7, 2019
Compensated photonic device structure and fabrication method thereof
SIFOTONICS TECH CO LTD0 citations41
US10473853B2Nov 12, 2019
Fully integrated avalanche photodiode receiver
SIFOTONICS TECH CO LTD0 citations38
SIFOTONICS TECHNOLOGIES CO LTD
7 patentsUS9287432B2Mar 15, 2016
Ge—Si P-I-N photodiode with reduced dark current and fabrication method thereof
SIFOTONICS TECHNOLOGIES CO LTD3 citations71
US9285651B2Mar 15, 2016
Electro-optic silicon modulator with longitudinally nonuniform modulation
SIFOTONICS TECHNOLOGIES CO LTD3 citations70
US9299864B2Mar 29, 2016
Ge/Si avalanche photodiode with integrated heater and fabrication thereof
SIFOTONICS TECHNOLOGIES CO LTD2 citations61
US8778725B1Jul 15, 2014
Avalanche photodiode with special lateral doping concentration
SIFOTONICS TECHNOLOGIES CO LTD2 citations61
US9373938B2Jun 21, 2016
Photonic device structure and fabrication method thereof
SIFOTONICS TECHNOLOGIES CO LTD0 citations50
US9000551B2Apr 7, 2015
High performance surface illuminating GeSi photodiodes
SIFOTONICS TECHNOLOGIES CO LTD0 citations41
US9397243B2Jul 19, 2016
Ge—Si avalanche photodiode with silicon carrier-energy-relaxation layer and edge electric field buffer region
SIFOTONICS TECHNOLOGIES CO LTD0 citations40
Huang mengyuan
3 patentsUS9780248B2Oct 3, 2017
High performance GeSi avalanche photodiode operating beyond Ge bandgap limits
Huang mengyuan5 citations71
US8704272B2Apr 22, 2014
Avalanche photodiode with special lateral doping concentration
Huang mengyuan5 citations71
US8786043B2Jul 22, 2014
High performance GeSi avalanche photodiode operating beyond Ge bandgap limits
Huang mengyuan3 citations60
SIFOTONICS TECH BEIJING CO LTD
3 patentsUS12345921B2Jul 1, 2025
Silicon-based integrated optical chip
SIFOTONICS TECH BEIJING CO LTD0 citations47
US12335029B1Jun 17, 2025
Coherent light receiving optical device
SIFOTONICS TECH BEIJING CO LTD0 citations46
US12490525B2Dec 2, 2025
Normal-incident photodiode structure with dark current self-compensation function
SIFOTONICS TECH BEIJING CO LTD0 citations44