Inventor

JIANG CHANGHONG JOY

US22 patents

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

JIANG CHANGHONG JOY

GOOGLE INC

Common cathode laser driving circuit

TWDM passive network with extended reach and capacity

Low cost gain clamped EDFA for TWDM passive optical network application

Optical network unit wavelength tuning

Temperature compensation in an optical transmitter

Optical bridge between exterior and interior networks

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

Common cathode laser driving circuit

Tunable laser bias circuit

Feeder fiber and central office redundancy

Optical network unit wavelength tuning

Feeder fiber and central office redundancy

Wavelength drift suppression for burst-mode tunable EML laser

Burst mode laser driving circuit

Wavelength drift suppression for burst-mode tunable EML transmitter

Port replicator

Switching circuit for burst-mode tunable laser