Inventor

WANG DAOYI

US27 patents

⚠️ This page may combine multiple inventors who share the name “WANG DAOYI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WANG DAOYI

GOOGLE INC

TWDM passive network with extended reach and capacity

Low cost gain clamped EDFA for TWDM passive optical network application

Tunable laser in an optical access network

Upgrading PON systems using a multi-cycle field AWG

Upgrading PON systems using a multi-cycle field AWG

Feeder fiber and central office redundancy

Low cost gain clamped EDFA for TWDM passive optical network application

Feeder fiber and central office redundancy

GOOGLE LLC

Device and method for coupling laser to a photonic integrated circuit

Integrated optical circulator enabling polarization diversity

Integrated optical circulator enabling polarization diversity

Feeder fiber and central office redundancy

Fixture and method for attaching fibers to V-grooves of photonic integrated circuit

Fixture and method for attaching fibers to V-grooves of photonic integrated circuit

Feeder fiber and central office redundancy

ALLIANCE FIBER OPTIC PROD INC

Multi-port high isolation filters

Folded waveguide optical devices

Compact passive module for erbium and other fiber amplifiers

Space expanders in optical devices

Optical multiplexing/multiplexing devices and method for making the same

ALLIANCE FIBER OPTICS PROD INC

High isolation wavelength division devices

Compact free-space WDM device with one-sided input/output ports

Optical devices with built-in isolators

WANG DAOYI

Micro-optic filtering devices and method of making the same

Micro free-space WDM device

WANG XINZHONG

Pluggable variable optical attenuators and methods for making the same

SHENZHEN XINYI TECH CO LTD

Polygonal spherical space sampling device