Inventor · disambiguated record
Walter Kellermann
Also filed as: KELLERMANN WALTER
23 granted patents·390 citations·filing 1978–2022
95Inventor score
Files withFRAUNHOFER GES FORSCHUNG4HUAWEI TECH CO LTD4PHILIPS CORP4KELLERMANN WALTER2SIVANTOS PTE LTD2
Top patents by PatentIndex Score
23 records- 0194US7747001B2Speech signal processing with combined noise reduction and echo compensationNUANCE COMMUNICATIONS INC·Filed 2005·Granted Jun 29, 2010·66 cites·28 claims
- 0294US5602962AMobile radio set comprising a speech processing arrangementPHILIPS CORP·Filed 1994·Granted Feb 11, 1997·173 cites·7 claims
- 0383US9807534B2Device and method for decorrelating loudspeaker signalsFRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E V·Filed 2016·Granted Oct 31, 2017·6 cites·13 claims
- 0480US8290189B2Blind source separation method and acoustic signal processing system for improving interference estimation in binaural wiener filteringKELLERMANN WALTER·Filed 2010·Granted Oct 16, 2012·11 cites·9 claims
- 0575US8009840B2Microphone calibration with an RGSC beamformerSIEMENS AUDIOLOGISCHE TECHNIK·Filed 2006·Granted Aug 30, 2011·11 cites·10 claims
- 0673US9277333B2Method for adjusting the useful signal in binaural hearing aid systems and hearing aid systemSIVANTOS PTE LTD·Filed 2014·Granted Mar 1, 2016·4 cites·12 claims
- 0768US5835607AMobile radiotelephone with handsfree devicePHILIPS CORP·Filed 1994·Granted Nov 10, 1998·50 cites·10 claims
- 0865US10375503B2Apparatus and method for driving an array of loudspeakers with drive signalsHUAWEI TECH CO LTD·Filed 2017·Granted Aug 6, 2019·2 cites·15 claims
- 0964US8090111B2Signal separator, method for determining output signals on the basis of microphone signals, and computer programAICHNER ROBERT·Filed 2007·Granted Jan 3, 2012·7 cites·11 claims
- 1063US9326055B2Apparatus and method for providing a loudspeaker-enclosure-microphone system descriptionFRAUNHOFER GES FORSCHUNG·Filed 2015·Granted Apr 26, 2016·1 cites·20 claims
- 1157US5500880ATransmission system comprising a sub-band echo canceller which includes a sub-band coding arrangementPHILIPS CORP·Filed 1994·Granted Mar 19, 1996·26 cites·20 claims
- 1255US8218774B2Apparatus and method for processing continuous wave fields propagated in a roomBUCHNER HERBERT·Filed 2006·Granted Jul 10, 2012·3 cites·31 claims
- 1354US11921198B2Apparatus for determining spatial positions of multiple audio sourcesHUAWEI TECH CO LTD·Filed 2022·Granted Mar 5, 2024·0 cites·17 claims
- 1453US4146436AElectrochemical determination of heavy metals in water and apparatus thereforSIEMENS AG·Filed 1978·Granted Mar 27, 1979·14 cites·14 claims
- 1551US8909523B2Method and acoustic signal processing system for interference and noise suppression in binaural microphone configurationsKELLERMANN WALTER·Filed 2011·Granted Dec 9, 2014·1 cites·14 claims
- 1646US11984965B2Audio processing apparatus and method for localizing an audio sourceHUAWEI TECH CO LTD·Filed 2021·Granted May 14, 2024·0 cites·19 claims
- 1746USRE47820EApparatus and method for providing a loudspeaker-enclosure-microphone system descriptionFRAUNHOFER GES FORSCHUNG·Filed 2018·Granted Jan 14, 2020·0 cites·20 claims
- 1846US9349363B2Audio signal processing system and echo signal removing method thereofSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted May 24, 2016·0 cites·11 claims
- 1945US5457711AChannel selector arrangementPHILIPS CORP·Filed 1993·Granted Oct 10, 1995·15 cites·5 claims
- 2044US9338576B2Apparatus and method for listening room equalization using a scalable filtering structure in the wave domainFRAUNHOFER GES FORSCHUNG·Filed 2014·Granted May 10, 2016·0 cites·9 claims
- 2140US9736599B2Method for evaluating a useful signal and audio deviceSIVANTOS PTE LTD·Filed 2015·Granted Aug 15, 2017·0 cites·10 claims
- 2238US10659901B2Rendering systemFRAUNHOFER GES FORSCHUNG·Filed 2018·Granted May 19, 2020·0 cites·14 claims
- 2331US10284993B2Apparatus and method for driving an array of loudspeakersHUAWEI TECH CO LTD·Filed 2017·Granted May 7, 2019·0 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →