HP

Heiko Purnhagen

DA Dolby International Ab: 38 patents #2 of 88Top 3%
DL Dolby Laboratories Licensing: 3 patents #35 of 232Top 20%
📍 Sundbyberg, CA: #1 of 2 inventorsTop 50%
Overall (2023): #539 of 537,848Top 1%
38
Patents 2023

Issued Patents 2023

Showing 1–25 of 38 patents

Patent #TitleCo-InventorsDate
11842743 Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element Lars Villemoes, Per Ekstrand 2023-12-12
11838798 Method and apparatus for audio decoding based on dequantization of quantized parameters Per Ekstrand 2023-12-05
11830510 Audio decoder for interleaving signals Kristofer Kjoerling, Harald Mundt, Karl Jonas Roeden, Leif Sehlstrom 2023-11-28
11830509 Integration of high frequency reconstruction techniques with reduced post-processing delay Kristofer Kjoerling, Lars Villemoes, Per Ekstrand 2023-11-28
11823695 Integration of high frequency reconstruction techniques with reduced post-processing delay Kristofer Kjoerling, Lars Villemoes, Per Ekstrand 2023-11-21
11823696 Integration of high frequency reconstruction techniques with reduced post-processing delay Kristofer Kjoerling, Lars Villemoes, Per Ekstrand 2023-11-21
11823694 Integration of high frequency reconstruction techniques with reduced post-processing delay Kristofer Kjoerling, Lars Villemoes, Per Ekstrand 2023-11-21
11810589 Integration of high frequency audio reconstruction techniques Kristofer Kjoerling, Lars Villemoes, Per Ekstrand 2023-11-07
11810592 Integration of high frequency audio reconstruction techniques Kristofer Kjoerling, Lars Villemoes, Per Ekstrand 2023-11-07
11810591 Integration of high frequency audio reconstruction techniques Kristofer Kjoerling, Lars Villemoes, Per Ekstrand 2023-11-07
11810590 Integration of high frequency audio reconstruction techniques Kristofer Kjoerling, Lars Villemoes, Per Ekstrand 2023-11-07
11810582 MDCT-based complex prediction stereo coding Pontus Carlsson, Lars Villemoes 2023-11-07
11798567 Audio encoding and decoding using presentation transform parameters Dirk Jeroen Breebaart, David Matthew Cooper, Leif Jonas Samuelsson, Jeroen Koppens, Rhonda Wilson +1 more 2023-10-24
11776552 Methods and apparatus for decoding encoded audio signal(s) Harald Mundt, Kristofer Kjoerling 2023-10-03
11769516 Parametric reconstruction of audio signals Lars Villemoes, Heidi-Maria Lehtonen, Toni Hirvonen 2023-09-26
11763830 Backward-compatible integration of harmonic transposer for high frequency reconstruction of audio signals Lars Villemoes, Per Ekstrand 2023-09-19
11756559 Backward-compatible integration of high frequency reconstruction techniques for audio signals Kristofer Kjoerling, Lars Villemoes, Per Ekstrand 2023-09-12
11749288 Methods and devices for joint multichannel coding Kristofer Kjoerling, Harald Mundt 2023-09-05
11708741 System for maintaining reversible dynamic range control information associated with parametric audio coders Jeffrey Riedmiller, Karl Jonas Roeden, Kristofer Kjoerling, Vinay Melkote, Leif Sehlstrom 2023-07-25
11705139 Efficient coding of audio scenes comprising audio objects Kristofer Kjoerling, Toni Hirvonen, Lars Villemoes, Dirk Jeroen Breebaart 2023-07-18
11699451 Methods and devices for encoding and/or decoding immersive audio signals David S. McGrath, Michael Eckert, Stefan Bruhn 2023-07-11
11682403 Decoding of audio scenes Lars Villemoes, Leif Jonas Samuelsson, Toni Hirvonen 2023-06-20
11676622 Method, apparatus and systems for audio decoding and encoding Kristofer Kjoerling, Alexander Stahlmann, Jens Popp, Karl Jonas Roeden 2023-06-13
11676616 Backward-compatible integration of harmonic transposer for high frequency reconstruction of audio signals Lars Villemoes, Per Ekstrand 2023-06-13
11664038 Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element Lars Villemoes, Per Ekstrand 2023-05-30