HP

Heiko Purnhagen

DA Dolby International Ab: 43 patents #1 of 115Top 1%
DL Dolby Laboratories Licensing: 8 patents #16 of 274Top 6%
Fraunhofer: 2 patents #92 of 634Top 15%
Koniniklijke Philips N.V.: 1 patents #621 of 1,723Top 40%
📍 Sundbyberg, CA: #1 of 1 inventorsTop 100%
Overall (2019): #426 of 560,194Top 1%
43
Patents 2019

Issued Patents 2019

Showing 1–25 of 43 patents

Patent #TitleCo-InventorsDate
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
10475460 Audio downmixer operable in prediction or non-prediction mode Pontus Carlsson, Lars Villemoes 2019-11-12
10475459 Audio upmixer 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
10440474 Audio decoder for audio channel reconstruction Lars Villemoes, Jonas Engdegard, Jonas Roeden, Kristofer Kjoerling 2019-10-08
10438602 Audio decoder for interleaving signals Kristofer Kjoerling, Harald Mundt, Karl Jonas Roeden, Leif Sehlstrom 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
10347260 MDCT-based complex prediction stereo coding Pontus Carlsson, Lars Villemoes 2019-07-09
10347261 Decoding of audio scenes Lars Villemoes, Leif Jonas Samuelsson, Toni Hirvonen 2019-07-09
10325607 Coding of multichannel audio content Harald Mundt, Kristofer Kjoerling 2019-06-18
10304471 Encoding and decoding of audio signals Kristofer Kjoerling, Alexander Groeschel, Holger Hoerich, Kurt Krauss 2019-05-28
10297259 Advanced stereo coding based on a combination of adaptively selectable left/right or mid/side stereo coding and of parametric stereo coding Pontus Carlsson, Kristofer Kjoerling 2019-05-21
10290306 Frame element positioning in frames of a bitstream representing audio content Max Neuendorf, Markus Multrus, Stefan Doehla, Frans De Bont 2019-05-14
10290304 Reconstruction of audio scenes from a downmix Toni Hirvonen, Leif Jonas Samuelsson, Lars Villemoes 2019-05-14