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 76–100 of 289 patents

Patent #TitleCo-InventorsDate
11626123 Backward-compatible integration of harmonic transposer for high frequency reconstruction of audio signals Lars Villemoes, Per Ekstrand 2023-04-11
11626121 Backward-compatible integration of high frequency reconstruction techniques for audio signals Kristofer Kjoerling, Lars Villemoes, Per Ekstrand 2023-04-11
11626120 Backward-compatible integration of high frequency reconstruction techniques for audio signals Kristofer Kjoerling, Lars Villemoes, Per Ekstrand 2023-04-11
11621013 Backward-compatible integration of harmonic transposer for high frequency reconstruction of audio signals Lars Villemoes, Per Ekstrand 2023-04-04
11605391 Backward-compatible integration of harmonic transposer for high frequency reconstruction of audio signals Lars Villemoes, Per Ekstrand 2023-03-14
11594233 Audio encoder and decoder Leif Jonas Samuelsson 2023-02-28
11580995 Reconstruction of audio scenes from a downmix Toni Hirvonen, Leif Jonas Samuelsson, Lars Villemoes 2023-02-14
11562759 Integration of high frequency reconstruction techniques with reduced post-processing delay Kristofer Kjoerling, Lars Villemoes, Per Ekstrand 2023-01-24
11545166 Using metadata to aggregate signal processing operations Alexander Stahlmann, Reinhold Boehm, Mark C. Leddy, Karsten Linzmeier, Vinay Mathew +3 more 2023-01-03
11527256 Integration of high frequency audio reconstruction techniques Kristofer Kjoerling, Lars Villemoes, Per Ekstrand 2022-12-13
11450330 Parametric reconstruction of audio signals Lars Villemoes, Heidi-Maria Lehtonen, Toni Hirvonen 2022-09-20
11417350 Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element Lars Villemoes, Per Ekstrand 2022-08-16
11410665 Methods and apparatus for decoding encoded audio signal(s) Harald Mundt, Kristofer Kjoerling 2022-08-09
11380336 Methods and devices for joint multichannel coding Kristofer Kjoerling, Harald Mundt 2022-07-05
11367455 Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element Lars Villemoes, Per Ekstrand 2022-06-21
11322164 Methods and devices for coding soundfield representation signals Kristofer Kjoerling, David S. McGrath, Mark R. P. Thomas 2022-05-03
11322161 Audio encoder with selectable L/R or M/S coding Pontus Carlsson, Kristofer Kjoerling 2022-05-03
11315577 Decoding of audio scenes Lars Villemoes, Leif Jonas Samuelsson, Toni Hirvonen 2022-04-26
11315576 Selectable linear predictive or transform coding modes with advanced stereo coding Pontus Carlsson, Kristofer Kjoerling 2022-04-26
11297533 Method and apparatus for audio decoding based on dequantization of quantized parameters Per Ekstrand 2022-04-05
11289106 Backward-compatible integration of high frequency reconstruction techniques for audio signals Kristofer Kjoerling, Lars Villemoes, Per Ekstrand 2022-03-29
11277707 Spatial audio signal manipulation Dirk Jeroen Breebaart, Antonio Mateos Sole, Nicolas R. Tsingos 2022-03-15
11270709 Efficient coding of audio scenes comprising audio objects Kristofer Kjoerling, Toni Hirvonen, Lars Villemoes, Dirk Jeroen Breebaart 2022-03-08
11264038 MDCT-based complex prediction stereo coding Lars Villemoes, Pontus Carlsson 2022-03-01
11264040 Integrated reconstruction and rendering of audio signals Klaus Peichl, Tobias Friedrich, Robin Thesing, Martin Wolters 2022-03-01