Inventor

XU ZHIGUANG

CN19 patents

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

XU ZHIGUANG

HUAWEI TECH CO LTD

Bandwidth adjustable optical module and system

Line card, optical module, and optical network device

Optical transceiver assembly

Method and device and communication system for measuring optical power

Optical isolator

Self-seeding fiber laser, method for driving self-seeding fiber laser, passive optical network system and device

Optical component packaging structure, optical component, optical module, and related apparatus and system

Method, apparatus, and system for adjusting emission parameter of laser in WDM-PON

Increased modulation bandwidth and phase control in VCSELS with recessed structures in a reflector layer

Arrayed waveguide grating

Communications method, system, and apparatus for optical network system

SCANOGEN INC

Imaging system

Detection units and methods for detecting a target analyte

Detection units and methods for detecting a target analyte

Imaging system

Imaging system

Detection units and methods for detecting a target analyte

LIU DEKUN

Optical transceiver apparatus and wavelength division multiplexing passive optical network system

KONG YONGWEI

Method and system for managing user information in instant messaging systems