Inventor · disambiguated record
Qianggao Hu
Also filed as: HU QIANGGAO
13 granted patents·3 pending applications·15 citations·filing 2004–2022
85Inventor score
Top patents by PatentIndex Score
16 records- 0178US9397477B2External-cavity tunable laser with flexible wavelength grid tuning functionACCELINK TECHNOLOGIES CO LTD·Filed 2012·Granted Jul 19, 2016·5 cites·12 claims
- 0272US9991954B2Method for monitoring wavelength of tunable laser on user end by optical line terminal on local endACCELINK TECH CO LTD·Filed 2014·Granted Jun 5, 2018·3 cites·13 claims
- 0366US10256606B2Wavelength-tunable external-cavity laser and adjustable light emission moduleACCELINK TECH CO LTD·Filed 2015·Granted Apr 9, 2019·1 cites·13 claims
- 0463US10205520B2Method and device for measuring optical signal-to-noise ratioACCELINK TECH CO LTD·Filed 2017·Granted Feb 12, 2019·1 cites·20 claims
- 0559US8280206B2WSS with hitless switchingHU QIANGGAO·Filed 2009·Granted Oct 2, 2012·3 cites·8 claims
- 0649US10048445B2Multicast exchange optical switchACCELINK TECH CO LTD·Filed 2014·Granted Aug 14, 2018·0 cites·15 claims
- 0749US9720180B2Multicast optical switch based on free-space transmissionACCELINK TECH CO LTD·Filed 2013·Granted Aug 1, 2017·0 cites·16 claims
- 0848US2024421901A1Method and apparatus for detecting phase difference and delay of coherent receiver, and storage mediumACCELINK TECH CO LTD·Filed 2022·Application pending·0 cites
- 0945US12308948B2Communication station, optical communication system, data transmission method, and storage mediumACCELINK TECH CO LTD·Filed 2020·Granted May 20, 2025·0 cites·14 claims
- 1045US7046874B2Integrated optical-power adjustable WDMACCELINK TECHNOLOGIES CO LTD·Filed 2004·Granted May 16, 2006·2 cites·12 claims
- 1143US2024264474A1Optical waveguide device and manufacturing method thereofACCELINK TECH CO LTD·Filed 2021·Application pending·0 cites
- 1242US11990939B2Optical moduleACCELINK TECH CO LTD·Filed 2019·Granted May 21, 2024·0 cites·15 claims
- 1342US10416379B2Arrayed waveguide grating based hybrid integrated laser having adjustable external cavityACCELINK TECH CO LTD·Filed 2014·Granted Sep 17, 2019·0 cites·8 claims
- 1441US9912120B2Broadband tunable external-cavity laser using small MEMS mirrorACCELINK TECH CO LTD·Filed 2013·Granted Mar 6, 2018·0 cites·17 claims
- 1538US2016056891A1Optical signal-to-noise ratio measuring methodACCELINK TECHNOLOGIES CO LTD·Filed 2013·Application pending·0 cites
- 1636US10050406B2External cavity tunable laser and cavity mode locking method thereofACCELINK TECH CO LTD·Filed 2017·Granted Aug 14, 2018·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →