Inventor · disambiguated record
Haohai Sun
Also filed as: SUN HAOHAI
19 granted patents·4 pending applications·197 citations·filing 2010–2023
94Inventor score
Top patents by PatentIndex Score
23 records- 0196US10389885B2Full-duplex adaptive echo cancellation in a conference endpointCISCO TECH INC·Filed 2017·Granted Aug 20, 2019·37 cites·20 claims
- 0296US9215543B2Microphone mute/unmute notificationCISCO TECH INC·Filed 2013·Granted Dec 15, 2015·60 cites·19 claims
- 0392US9813811B1Soundfield decomposition, reverberation reduction, and audio mixing of sub-soundfields at a video conference endpointCISCO TECH INC·Filed 2016·Granted Nov 7, 2017·10 cites·20 claims
- 0492US9226062B2Techniques to mitigate the effect of blocked sound at microphone arrays in a telepresence deviceCISCO TECH INC·Filed 2014·Granted Dec 29, 2015·43 cites·21 claims
- 0591US10491995B1Directional audio pickup in collaboration endpointsCISCO TECH INC·Filed 2018·Granted Nov 26, 2019·7 cites·20 claims
- 0687US9485574B2Spatial interference suppression using dual-microphone arraysCISCO TECH INC·Filed 2015·Granted Nov 1, 2016·6 cites·20 claims
- 0786US9385779B2Acoustic echo control for automated speaker tracking systemsCISCO TECH INC·Filed 2013·Granted Jul 5, 2016·8 cites·20 claims
- 0883US9210499B2Spatial interference suppression using dual-microphone arraysCISCO TECH INC·Filed 2012·Granted Dec 8, 2015·7 cites·18 claims
- 0980US10687139B2Directional audio pickup in collaboration endpointsCISCO TECH INC·Filed 2019·Granted Jun 16, 2020·2 cites·20 claims
- 1080US9225937B2Ultrasound pairing signal control in a teleconferencing systemCISCO TECH INC·Filed 2013·Granted Dec 29, 2015·4 cites·24 claims
- 1176US11399100B2Full-duplex adaptive echo cancellation in a conference endpointCISCO TECH INC·Filed 2019·Granted Jul 26, 2022·2 cites·20 claims
- 1276US9883142B1Automated collaboration systemCISCO TECH INC·Filed 2017·Granted Jan 30, 2018·2 cites·18 claims
- 1376US9686605B2Precise tracking of sound angle of arrival at a microphone array under air temperature variationCISCO TECH INC·Filed 2014·Granted Jun 20, 2017·4 cites·22 claims
- 1473US10504529B2Binaural audio encoding/decoding and rendering for a headsetCISCO TECH INC·Filed 2017·Granted Dec 10, 2019·2 cites·20 claims
- 1567US9338544B2Determination, display, and adjustment of best sound source placement region relative to microphoneCISCO TECH INC·Filed 2014·Granted May 10, 2016·3 cites·26 claims
- 1660US2020275199A1Directional audio pickup in collaboration endpointsCISCO TECH INC·Filed 2020·Application pending·0 cites
- 1755US10136217B2Soundfield decomposition, reverberation reduction, and audio mixing of sub-soundfields at a video conference endpointCISCO TECH INC·Filed 2017·Granted Nov 20, 2018·0 cites·20 claims
- 1850US2024193950A1Computer-implemented method, security system, video-surveillance camera, and serverAVA VIDEO SECURITY LTD·Filed 2023·Application pending·0 cites
- 1948US2022189267A1Security systemAVA VIDEO SECURITY LTD·Filed 2021·Application pending·0 cites
- 2046US10129409B2Joint acoustic echo control and adaptive array processingCISCO TECH INC·Filed 2016·Granted Nov 13, 2018·0 cites·20 claims
- 2141US10375474B2Hybrid horn microphoneCISCO TECH INC·Filed 2017·Granted Aug 6, 2019·0 cites·20 claims
- 2237US11322137B2Video cameraVAION LTD·Filed 2020·Granted May 3, 2022·0 cites·16 claims
- 2325US2012093344A1Optimal modal beamformer for sensor arraysSUN HAOHAI·Filed 2010·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →