Inventor · disambiguated record

Stefan Bayer

Also filed as: BAYER STEFAN

110 granted patents·21 pending applications·670 citations·filing 1991–2025

99Inventor score

Technology areasG10L H04S H04N G06F H04L

Files withFRAUNHOFER GES FORSCHUNG96 BAYER STEFAN7 FRAUNHOFER-GESELLSCHAFT ZUR FOERDERUNG DER ANGEWANDTEN FORSCHUNG E V4 GRILL BERNHARD3 BOSCH GMBH ROBERT2

Top patents by PatentIndex Score

131 records

0198US12334086B2Low bitrate audio encoding/decoding scheme having cascaded switchesFRAUNHOFER GES FORSCHUNG·Filed 2024·Granted Jun 17, 2025·3 cites·15 claims
0298US12142284B2Audio encoder, audio decoder and related methods using two-channel processing within an intelligent gap filling frameworkFRAUNHOFER GES FORSCHUNG·Filed 2023·Granted Nov 12, 2024·2 cites·17 claims
0398US11922956B2Apparatus and method for encoding or decoding an audio signal with intelligent gap filling in the spectral domainFRAUNHOFER GES FORSCHUNG·Filed 2022·Granted Mar 5, 2024·9 cites·11 claims
0498US11823690B2Low bitrate audio encoding/decoding scheme having cascaded switchesFRAUNHOFER GES FORSCHUNG·Filed 2022·Granted Nov 21, 2023·7 cites·9 claims
0598US11735192B2Audio encoder, audio decoder and related methods using two-channel processing within an intelligent gap filling frameworkFRAUNHOFER GES FORSCHUNG·Filed 2022·Granted Aug 22, 2023·8 cites·17 claims
0698US11475902B2Low bitrate audio encoding/decoding scheme having cascaded switchesFRAUNHOFER GES FORSCHUNG·Filed 2020·Granted Oct 18, 2022·7 cites·9 claims
0796US12406679B2Low bitrate audio encoding/decoding scheme having cascaded switchesFRAUNHOFER GES FORSCHUNG·Filed 2024·Granted Sep 2, 2025·1 cites·14 claims
0896US12406680B2Low bitrate audio encoding/decoding scheme having cascaded switchesFRAUNHOFER GES FORSCHUNG·Filed 2024·Granted Sep 2, 2025·1 cites·15 claims
0996US8447620B2Multi-resolution switched audio encoding/decoding schemeNEUENDORF MAX·Filed 2011·Granted May 21, 2013·65 cites·19 claims
1095US11289104B2Apparatus and method for encoding or decoding an audio signal with intelligent gap filling in the spectral domainFRAUNHOFER GES FORSCHUNG·Filed 2019·Granted Mar 29, 2022·8 cites·12 claims
1195US9043215B2Multi-resolution switched audio encoding/decoding schemeFRAUNHOFER GES FORSCHUNG·Filed 2012·Granted May 26, 2015·29 cites·18 claims
1295US8321210B2Audio encoding/decoding scheme having a switchable bypassGRILL BERNHARD·Filed 2011·Granted Nov 27, 2012·57 cites·20 claims
1394US11049506B2Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shapingFRAUNHOFER GES FORSCHUNG·Filed 2019·Granted Jun 29, 2021·7 cites·27 claims
1494US9015041B2Time warp activation signal provider, audio signal encoder, method for providing a time warp activation signal, method for encoding an audio signal and computer programsBAYER STEFAN·Filed 2011·Granted Apr 21, 2015·32 cites·5 claims
1594US7873511B2Audio encoder, audio decoder and audio processor having a dynamically variable warping characteristicFRAUNHOFER GES FORSCHUNG·Filed 2006·Granted Jan 18, 2011·58 cites·50 claims
1693US11682404B2Audio decoding device and method with decoding branches for decoding audio signal encoded in a plurality of domainsFRAUNHOFER GES FORSCHUNG·Filed 2022·Granted Jun 20, 2023·1 cites·9 claims
1793US11676611B2Audio decoding device and method with decoding branches for decoding audio signal encoded in a plurality of domainsFRAUNHOFER GES FORSCHUNG·Filed 2022·Granted Jun 13, 2023·1 cites·9 claims
1893US9129597B2Audio signal decoder, audio signal encoder, methods and computer program using a sampling rate dependent time-warp contour encodingBAYER STEFAN·Filed 2012·Granted Sep 8, 2015·29 cites·17 claims
1992US9076433B2Apparatus and method for generating a synthesis audio signal and for encoding an audio signalFRAUNHOFER GES FORSCHUNG·Filed 2012·Granted Jul 7, 2015·14 cites·12 claims
2092US8930198B2Low bitrate audio encoding/decoding scheme having cascaded switchesGRILL BERNHARD·Filed 2011·Granted Jan 6, 2015·16 cites·16 claims
2191US11937075B2Apparatus, method and computer program for encoding, decoding, scene processing and other procedures related to DirAC based spatial audio coding using low-order, mid-order and high-order components generatorsFRAUNHOFER GES FORSCHUNG·Filed 2021·Granted Mar 19, 2024·2 cites·18 claims
2291US10706861B2Apparatus and method for estimating an inter-channel time differenceFRAUNHOFER GES FORSCHUNG·Filed 2018·Granted Jul 7, 2020·6 cites·15 claims
2391US10621996B2Low bitrate audio encoding/decoding scheme having cascaded switchesFRAUNHOFER GES FORSCHUNG·Filed 2019·Granted Apr 14, 2020·8 cites·13 claims
2491US8804970B2Low bitrate audio encoding/decoding scheme with common preprocessingGRILL BERNHARD·Filed 2011·Granted Aug 12, 2014·27 cites·26 claims
2591US8751246B2Audio encoder and decoder for encoding frames of sampled audio signalsLECOMTE JEREMIE·Filed 2011·Granted Jun 10, 2014·31 cites·15 claims
2691US8484038B2Audio signal encoder, audio signal decoder, method for encoding or decoding an audio signal using an aliasing-cancellationBESSETTE BRUNO·Filed 2012·Granted Jul 9, 2013·32 cites·18 claims
2790US10319384B2Low bitrate audio encoding/decoding scheme having cascaded switchesFRAUNHOFER GES FORSCHUNG·Filed 2014·Granted Jun 11, 2019·11 cites·28 claims
2889US11783843B2Apparatus and method for encoding or decoding directional audio coding parameters using different time/frequency resolutionsFRAUNHOFER GES FORSCHUNG·Filed 2020·Granted Oct 10, 2023·2 cites·33 claims
2989US11410664B2Apparatus and method for estimating an inter-channel time differenceFRAUNHOFER GES FORSCHUNG·Filed 2020·Granted Aug 9, 2022·2 cites·13 claims
3089US10332539B2Apparatus and method for encoding and decoding an encoded audio signal using temporal noise/patch shapingFRAUNHOFER GES FORSCHUNG·Filed 2015·Granted Jun 25, 2019·5 cites·14 claims
3189US8959017B2Audio encoding/decoding scheme having a switchable bypassFRAUNHOFER GES FORSCHUNG·Filed 2012·Granted Feb 17, 2015·15 cites·20 claims
3288US11367454B2Apparatus and method for encoding or decoding directional audio coding parameters using quantization and entropy codingFRAUNHOFER GES FORSCHUNG·Filed 2020·Granted Jun 21, 2022·2 cites·37 claims
3388US8700388B2Audio transform coding using pitch correctionEDLER BERND·Filed 2009·Granted Apr 15, 2014·23 cites·21 claims
3488US7827560B2System and method for time controlled program executionSIEMENS AG·Filed 2005·Granted Nov 2, 2010·20 cites·31 claims
3587USRE50718EApparatus and method for generating a bandwidth extended signalFRAUNHOFER GES FORSCHUNG·Filed 2023·Granted Dec 30, 2025·0 cites·31 claims
3687USRE50655EApparatus and method for generating a bandwidth extended signalFRAUNHOFER GES FORSCHUNG·Filed 2023·Granted Nov 4, 2025·0 cites·31 claims
3787USRE50650EApparatus and method for generating a bandwidth extended signalFRAUNHOFER GES FORSCHUNG·Filed 2023·Granted Oct 21, 2025·0 cites·31 claims
3887USRE50638EApparatus and method for generating a bandwidth extended signalFRAUNHOFER GES FORSCHUNG·Filed 2023·Granted Oct 14, 2025·0 cites·31 claims
3987USRE50639EApparatus and method for generating a bandwidth extended signalFRAUNHOFER GES FORSCHUNG·Filed 2023·Granted Oct 14, 2025·0 cites·31 claims
4087US11361778B2Audio scene encoder, audio scene decoder and related methods using hybrid encoder-decoder spatial analysisFRAUNHOFER GES FORSCHUNG·Filed 2020·Granted Jun 14, 2022·2 cites·35 claims
4186US11368790B2Apparatus, method and computer program for encoding, decoding, scene processing and other procedures related to DirAC based spatial audio codingFRAUNHOFER GES FORSCHUNG·Filed 2020·Granted Jun 21, 2022·2 cites·18 claims
4286US8682652B2Audio encoder, audio decoder and audio processor having a dynamically variable warping characteristicHERRE JUERGEN·Filed 2007·Granted Mar 25, 2014·19 cites·49 claims
4385US8892449B2Audio encoder/decoder with switching between first and second encoders/decoders using first and second framing rulesLECOMTE JEREMIE·Filed 2011·Granted Nov 18, 2014·15 cites·32 claims
4485US8457975B2Audio decoder, audio encoder, methods for decoding and encoding an audio signal and computer programNEUENDORF MAX·Filed 2010·Granted Jun 4, 2013·14 cites·35 claims
4583US8386268B2Apparatus and method for generating a synthesis audio signal using a patching control signalFRAUNHOFER GES FORSCHUNG·Filed 2011·Granted Feb 26, 2013·11 cites·9 claims
4683US2023343352A1Apparatus and Method for Generating a Bandwidth Extended SignalFRAUNHOFER GES FORSCHUNG·Filed 2023·Application pending·0 cites
4783US2023343354A1Apparatus and Method for Generating a Bandwidth Extended SignalFRAUNHOFER GES FORSCHUNG·Filed 2023·Application pending·0 cites
4883US2023343353A1Apparatus and Method for Generating a Bandwidth Extended SignalFRAUNHOFER GES FORSCHUNG·Filed 2023·Application pending·0 cites
4983US2023343358A1Apparatus and Method for Generating a Bandwidth Extended SignalFRAUNHOFER GES FORSCHUNG·Filed 2023·Application pending·0 cites
5083US2023343355A1Apparatus and Method for Generating a Bandwidth Extended SignalFRAUNHOFER GES FORSCHUNG·Filed 2023·Application pending·0 cites

Showing the top 50 of 131 patent records by PatentIndex Score.

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →