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 126–150 of 289 patents

Patent #TitleCo-InventorsDate
10614825 Parametric reconstruction of audio signals Lars Villemoes, Heidi-Maria Lehtonen, Toni Hirvonen 2020-04-07
10600429 Stereo audio encoder and decoder Kristofer Kjoerling 2020-03-24
10593340 Methods and apparatus for decoding encoded audio signal(s) Harald Mundt, Kristofer Kjoerling 2020-03-17
10586545 MDCT-based complex prediction stereo coding Lars Villemoes, Pontus Carlsson 2020-03-10
10553228 Audio coding with range extension Per Ekstrand, Harald Mundt, Klaus Peichl 2020-02-04
10553226 Audio encoder operable in prediction or non-prediction mode Pontus Carlsson, Lars Villemoes 2020-02-04
10553232 Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element Lars Villemoes, Per Ekstrand 2020-02-04
10522163 System for maintaining reversible dynamic range control information associated with parametric audio coders Jeffrey Riedmiller, Karl Jonas Roeden, Kristofer Kjoerling, Vinay Melkote, Leif Sehlstrom 2019-12-31
10510355 Time-alignment of QMF based processing data Kristofer Kjoerling, Jens Popp 2019-12-17
10504527 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 2019-12-10
10499155 Audio decoder for audio channel reconstruction Lars Villemoes, Jonas Engdegard, Jonas Roeden, Kristofer Kjoerling 2019-12-03
10497377 Methods and devices for joint multichannel coding Kristofer Kjoerling, Harald Mundt 2019-12-03
10482891 Enabling sampling rate diversity in a voice communication system Leif Sehlstrom, Lars Villemoes, Glenn N. Dickins, Mark S. Vinton 2019-11-19
10475459 Audio upmixer operable in prediction or non-prediction mode Pontus Carlsson, Lars Villemoes 2019-11-12
10475460 Audio downmixer operable in prediction or non-prediction mode Pontus Carlsson, Lars Villemoes 2019-11-12
10468039 Decoding of audio scenes Lars Villemoes, Leif Jonas Samuelsson, Toni Hirvonen 2019-11-05
10468041 Decoding of audio scenes Lars Villemoes, Leif Jonas Samuelsson, Toni Hirvonen 2019-11-05
10468040 Decoding of audio scenes Lars Villemoes, Leif Jonas Samuelsson, Toni Hirvonen 2019-11-05
10453468 Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element Lars Villemoes, Per Ekstrand 2019-10-22
10438602 Audio decoder for interleaving signals Kristofer Kjoerling, Harald Mundt, Karl Jonas Roeden, Leif Sehlstrom 2019-10-08
10440474 Audio decoder for audio channel reconstruction Lars Villemoes, Jonas Engdegard, Jonas Roeden, Kristofer Kjoerling 2019-10-08
10418038 Audio encoder and decoder Leif Jonas Samuelsson 2019-09-17
10388296 System for maintaining reversible dynamic range control information associated with parametric audio coders Jeffrey Riedmiller, Karl Jonas Roeden, Kristofer Kjoerling, Vinay Melkote, Leif Sehlstrom 2019-08-20
10383003 Non-uniform parameter quantization for advanced coupling Per Ekstrand 2019-08-13
10360920 Audio upmixer operable in prediction or non-prediction mode Pontus Carlsson, Lars Villemoes 2019-07-23