HP

Heiko Purnhagen

CA Coding Technologies Ab: 8 patents #2 of 27Top 8%
Philips: 6 patents #18 of 1,300Top 2%
Fraunhofer: 3 patents #3 of 300Top 1%
DA Dolby International Ab: 1 patents #2 of 7Top 30%
📍 Sundbyberg, CA: #1 of 2 inventorsTop 50%
Overall (2011): #3,654 of 364,097Top 2%
10
Patents 2011

Issued Patents 2011

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
8073685 Audio signal encoding or decoding Lars Villemoes, Per Elstrand, Erik Gosuinus Petrus Schuijers, Fransiscus Marinus Jozephus Bont 2011-12-06
8054981 Energy dependent quantization for efficient coding of spatial audio parameters Jonas Roden, Jonas Engdegard, Jeroen Breebaart, Erik Gosuinus Petrus Schuijers, Steven Leonardus Josephus Dimphina Elisabeth Van De Par +2 more 2011-11-08
8019350 Audio coding using de-correlated signals Jonas Engdegard, Jeroen Breebaart, Erik Gosuinus Petrus Schuijers 2011-09-13
7986789 Method for representing multi-channel audio signals Lars Villemoes, Jonas Engdegard, Jonas Roeden, Kristofer Kjoerling 2011-07-26
7983922 Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing Matthias Neusinger, Jürgen Herre, Sascha Disch, Kristofer Kjorling, Jonas Engdegard +3 more 2011-07-19
7974847 Advanced methods for interpolation and parameter signalling Kristofer Kjoerling, Jonas Engdegard, Jonas Roeden 2011-07-05
7966191 Method and apparatus for generating a number of output audio channels Erik Gosuinus Petrus Schuijers, Gerard Herman Hotho, Wolfgang A. Schildbach, Holger Horich, Hans Magnus Kristofer Kjorling +1 more 2011-06-21
7961890 Multi-channel hierarchical audio coding with compact side information Andreas Holzer, Jürgen Herre, Kristofer Kjorling, Jonas Roden, Lars Villemoes +4 more 2011-06-14
7916873 Stereo compatible multi-channel audio coding Lars Villemoes, Jonas Roeden, Jonas Engdegard, Jeroen Breebaart, Erik Gosuinus Petrus Schuijers 2011-03-29
7917561 Partially complex modulated filter bank Per Ekstrand, Lars Villemoes 2011-03-29