PE

Per Ekstrand

DA Dolby International Ab: 14 patents #4 of 111Top 4%
Fraunhofer: 1 patents #160 of 494Top 35%
📍 Saltsjöbaden, FL: #1 of 1 inventorsTop 100%
Overall (2025): #3,006 of 469,880Top 1%
14
Patents 2025

Issued Patents 2025

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
12394424 Backward-compatible integration of high frequency reconstruction techniques for audio signals Kristofer Kjoerling, Lars Villemoes, Heiko Purnhagen 2025-08-19
12340819 Integration of high frequency audio reconstruction techniques Kristofer Kjoerling, Lars Villemoes, Heiko Purnhagen 2025-06-24
12334102 Integration of high frequency audio reconstruction techniques Kristofer Kjoerling, Lars Villemoes, Heiko Purnhagen 2025-06-17
12308036 Apparatus and method for processing an input audio signal using cascaded filterbanks Lars Villemoes, Sascha Disch, Frederik Nagel, Stephan Wilde 2025-05-20
12308040 Backward-compatible integration of harmonic transposer for high frequency reconstruction of audio signals Lars Villemoes, Heiko Purnhagen 2025-05-20
12300263 Integration of high frequency audio reconstruction techniques Kristofer Kjoerling, Lars Villemoes, Heiko Purnhagen 2025-05-13
12296028 Integration of high frequency reconstruction techniques with reduced post-processing delay Kristofer Kjoerling, Lars Villemoes, Heiko Purnhagen 2025-05-13
12300258 Integration of high frequency reconstruction techniques with reduced post-processing delay Kristofer Kjoerling, Lars Villemoes, Heiko Purnhagen 2025-05-13
12288564 Backward-compatible integration of high frequency reconstruction techniques for audio signals Kristofer Kjoerling, Lars Villemoes, Heiko Purnhagen 2025-04-29
12260869 Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element Lars Villemoes, Heiko Purnhagen 2025-03-25
12243543 Integration of high frequency reconstruction techniques with reduced post-processing delay Kristofer Kjoerling, Lars Villemoes, Heiko Purnhagen 2025-03-04
12211513 Integration of high frequency audio reconstruction techniques Kristofer Kjoerling, Lars Villemoes, Heiko Purnhagen 2025-01-28
12213004 Method and apparatus for audio decoding based on dequantization of quantized parameters Heiko Purnhagen 2025-01-28
12205602 Backward-compatible integration of high frequency reconstruction techniques for audio signals Kristofer Kjoerling, Lars Villemoes, Heiko Purnhagen 2025-01-21