Inventor · disambiguated record
Hanghui Tu
Also filed as: TU HANGHUI
8 granted patents·0 citations·filing 2018–2023
69Inventor score
Top patents by PatentIndex Score
8 records- 0157US12272926B2DC-coupled laser diode driver circuit with large modulation currentXIAMEN EOCHIP SEMICONDUCTOR CO LTD·Filed 2021·Granted Apr 8, 2025·0 cites·6 claims
- 0254US11837847B2DFB laser DC-coupled output power configuration schemeXIAMEN EOCHIP SEMICONDUCTOR CO LTD·Filed 2021·Granted Dec 5, 2023·0 cites·10 claims
- 0351US12015445B2Optical transmitter chip based on OTN transmission technologyXIAMEN EOCHIP SEMICONDUCTOR CO LTD·Filed 2023·Granted Jun 18, 2024·0 cites·5 claims
- 0450US12015244B2DFB laser DC-coupled output power configuration scheme with adjustable voltage differenceXIAMEN EOCHIP SEMICONDUCTOR CO LTD·Filed 2021·Granted Jun 18, 2024·0 cites·9 claims
- 0540US12170543B2Optical receiver chip based on OTN transmission technologyXIAMEN EOCHIP SEMICONDUCTOR CO LTD·Filed 2023·Granted Dec 17, 2024·0 cites·4 claims
- 0640US11777452B1High-speed transimpedance amplifier with bandwidth extension feature over full temperature range and bandwidth extension methodXIAMEN EOCHIP SEMICONDUCTOR CO LTD·Filed 2021·Granted Oct 3, 2023·0 cites·9 claims
- 0734US11695480B2High-speed optical transceiver integrated chip drive circuit with phase delay compensation functionXIAMEN EOCHIP SEMICONDUCTOR CO LTD·Filed 2021·Granted Jul 4, 2023·0 cites·12 claims
- 0828US11133871B1Receiving and sending integrated chip for OLTFUJIAN EOCHIP SEMICONDUCTOR CO LTD·Filed 2018·Granted Sep 28, 2021·0 cites·2 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →