Inventor
HU QIANGGAO
CN13 patents
⚠️ This page may combine multiple inventors who share the name “HU QIANGGAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ACCELINK TECH CO LTD
10 patentsUS9991954B2Jun 5, 2018
Method for monitoring wavelength of tunable laser on user end by optical line terminal on local end
ACCELINK TECH CO LTD3 citations71
US10256606B2Apr 9, 2019
Wavelength-tunable external-cavity laser and adjustable light emission module
ACCELINK TECH CO LTD1 citations60
US10205520B2Feb 12, 2019
Method and device for measuring optical signal-to-noise ratio
ACCELINK TECH CO LTD1 citations59
US11990939B2May 21, 2024
Optical module
ACCELINK TECH CO LTD0 citations50
US12308948B2May 20, 2025
Communication station, optical communication system, data transmission method, and storage medium
ACCELINK TECH CO LTD0 citations48
US10416379B2Sep 17, 2019
Arrayed waveguide grating based hybrid integrated laser having adjustable external cavity
ACCELINK TECH CO LTD0 citations40
US10048445B2Aug 14, 2018
Multicast exchange optical switch
ACCELINK TECH CO LTD0 citations40
US9912120B2Mar 6, 2018
Broadband tunable external-cavity laser using small MEMS mirror
ACCELINK TECH CO LTD0 citations40
US9720180B2Aug 1, 2017
Multicast optical switch based on free-space transmission
ACCELINK TECH CO LTD0 citations40
US10050406B2Aug 14, 2018
External cavity tunable laser and cavity mode locking method thereof
ACCELINK TECH CO LTD0 citations39