HP

Heiko Purnhagen

DA Dolby International Ab: 267 patents #2 of 314Top 1%
DL Dolby Laboratories Licensing: 36 patents #48 of 815Top 6%
Fraunhofer: 18 patents #129 of 4,748Top 3%
Philips: 17 patents #152 of 7,731Top 2%
CA Coding Technologies Ab: 12 patents #5 of 33Top 20%
Koniniklijke Philips N.V.: 5 patents #1,464 of 7,486Top 20%
FE Friedrich-Alexander-Universität Erlangen-Nürnberg: 2 patents #34 of 311Top 15%
Robert Bosch Gmbh: 1 patents #10,465 of 19,740Top 55%
DL Dobly Laboratories Licensing: 1 patents #2 of 24Top 9%
AS Agere Systems: 1 patents #984 of 1,849Top 55%
📍 Sundbyberg, CA: #1 of 3 inventorsTop 35%
Overall (All Time): #1,425 of 4,157,543Top 1%
289
Patents All Time

Issued Patents All Time

Showing 226–250 of 289 patents

Patent #TitleCo-InventorsDate
9601122 Smooth configuration switching for multichannel audio Leif Sehlstrom, Karl Jonas Roeden, Kristofer Kjoerling, Lars Villemoes 2017-03-21
9570083 Stereo audio encoder and decoder Kristofer Kjoerling 2017-02-14
9565509 Enhanced coding and parameter representation of multichannel downmixed object coding Jonas Engdegard, Lars Villemoes, Barbara Resch 2017-02-07
9552818 Smooth configuration switching for multichannel audio rendering based on a variable number of received channels Leif Sehlstrom, Karl Jonas Roeden, Kristofer Kjoerling, Lars Villemoes 2017-01-24
9530422 Bitstream syntax for spatial voice coding Janusz Klejsa, Leif Jonas Samuelsson, Glenn N. Dickins 2016-12-27
9524722 Frame element length transmission in audio coding Max Neuendorf, Markus Multrus, Stefan Doehla, Frans De Bont 2016-12-20
9525845 Near-end indication that the end of speech is received by the far end in an audio or video conference Dong Shi, Xuejing Sun, Kai Li, Shen Huang, Harald Mundt +1 more 2016-12-20
9514761 Audio encoder and decoder for interleaved waveform coding Kristofer Kjoerling, Robin Thesing, Harald Mundt, Karl Jonas Roeden 2016-12-06
9502046 Coding of a sound field signal Leif Jonas Samuelsson, Janusz Klejsa, Lars Villemoes, Toni Hirvonen, Glenn N. Dickins +1 more 2016-11-22
9495970 Audio coding with gain profile extraction and transmission for speech enhancement at the decoder Glenn N. Dickins, Leif Jonas Samuelsson 2016-11-15
9489957 Audio encoder and decoder Kristofer Kjoerling, Harald Mundt, Karl Jonas Roeden, Leif Sehlstrom 2016-11-08
9478224 Audio processing system Kristofer Kjoerling, Lars Villemoes 2016-10-25
9466303 Audio signal decoder, audio signal encoder, method for providing an upmix signal representation, method for providing a downmix signal representation, computer program and bitstream using a common inter-object-correlation parameter value Juergen Herre, Johannes Hilpert, Andreas Hoelzer, Jonas Engdegard 2016-10-11
9460723 Error concealment strategy in a decoding system Tobias Friedrich, Tobias R. Wagenblass, Karsten Linzmeier, Daniel Homm, Claus Spenger 2016-10-04
9460724 Audio signal decoder, audio signal encoder, method for providing an upmix signal representation, method for providing a downmix signal representation, computer program and bitstream using a common inter-object-correlation parameter value Juergen Herre, Johannes Hilpert, Andreas Hoelzer, Jonas Engdegard 2016-10-04
9460729 Layered approach to spatial audio coding Glenn N. Dickins, Leif Jonas Samuelsson 2016-10-04
9445053 Layered mixing for sound field conferencing system Richard J. Cartwright, Craig Johnston, Glenn N. Dickins 2016-09-13
9401152 System for maintaining reversible dynamic range control information associated with parametric audio coders Jeffrey Riedmiller, Karl Jonas Roeden, Kristofer Kjoerling, Vinay Melkote, Leif Sehlstrom 2016-07-26
9378745 MDCT-based complex prediction stereo coding Pontus Carlsson, Lars Villemoes 2016-06-28
9319159 High quality detection in FM stereo radio signal Jonas Engdegard, Leif Sehlstrom 2016-04-19
9237400 Concealment of intermittent mono reception of FM stereo radio receivers Leif Sehlstrom, Jonas Engdegard 2016-01-12
9191045 Prediction-based FM stereo radio noise reduction Leif Sehlstrom, Jonas Engdegard 2015-11-17
9159326 MDCT-based complex prediction stereo coding Pontus Carlsson, Lars Villemoes 2015-10-13
9111530 MDCT-based complex prediction stereo coding Pontus Carlsson, Lars Villemoes 2015-08-18
9094754 Reduction of spurious uncorrelation in FM radio noise Jonas Engdegard, Leif Sehlstrom 2015-07-28