Issued Patents All Time
Showing 76–100 of 310 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11610595 | Post filter for audio signals | Barbara Resch, Kristofer Kjorling | 2023-03-21 |
| 11605391 | Backward-compatible integration of harmonic transposer for high frequency reconstruction of audio signals | Heiko Purnhagen, Per Ekstrand | 2023-03-14 |
| 11601773 | Binaural multi-channel decoder in the context of non-energy-conserving upmix rules | — | 2023-03-07 |
| 11594234 | Harmonic transposition in an audio coding method and system | Per Ekstrand | 2023-02-28 |
| 11591657 | Oversampling in a combined transposer filter bank | Per Ekstrand | 2023-02-28 |
| 11580995 | Reconstruction of audio scenes from a downmix | Toni Hirvonen, Heiko Purnhagen, Leif Jonas Samuelsson | 2023-02-14 |
| 11562759 | Integration of high frequency reconstruction techniques with reduced post-processing delay | Kristofer Kjoerling, Heiko Purnhagen, Per Ekstrand | 2023-01-24 |
| 11562755 | Harmonic transposition in an audio coding method and system | Per Ekstrand | 2023-01-24 |
| 11527256 | Integration of high frequency audio reconstruction techniques | Kristofer Kjoerling, Heiko Purnhagen, Per Ekstrand | 2022-12-13 |
| 11495236 | Apparatus and method for processing an input audio signal using cascaded filterbanks | Per Ekstrand, Sascha Disch, Frederik Nagel, Stephan Wilde | 2022-11-08 |
| 11450330 | Parametric reconstruction of audio signals | Heidi-Maria Lehtonen, Heiko Purnhagen, Toni Hirvonen | 2022-09-20 |
| 11423916 | Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks | Kristofer Kjoerling | 2022-08-23 |
| 11417350 | Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element | Heiko Purnhagen, Per Ekstrand | 2022-08-16 |
| 11367455 | Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element | Heiko Purnhagen, Per Ekstrand | 2022-06-21 |
| 11355133 | Cross product enhanced subband block based harmonic transposition | — | 2022-06-07 |
| 11341984 | Subband block based harmonic transposition | — | 2022-05-24 |
| 11315577 | Decoding of audio scenes | Heiko Purnhagen, Leif Jonas Samuelsson, Toni Hirvonen | 2022-04-26 |
| 11289106 | Backward-compatible integration of high frequency reconstruction techniques for audio signals | Kristofer Kjoerling, Heiko Purnhagen, Per Ekstrand | 2022-03-29 |
| 11270709 | Efficient coding of audio scenes comprising audio objects | Heiko Purnhagen, Kristofer Kjoerling, Toni Hirvonen, Dirk Jeroen Breebaart | 2022-03-08 |
| 11264038 | MDCT-based complex prediction stereo coding | Heiko Purnhagen, Pontus Carlsson | 2022-03-01 |
| 11217259 | Audio upmixer operable in prediction or non-prediction mode | Heiko Purnhagen, Pontus Carlsson | 2022-01-04 |
| 11200874 | Efficient combined harmonic transposition | Per Ekstrand, Per Hedelin | 2021-12-14 |
| 11184709 | Audio decoder for audio channel reconstruction | Heiko Purnhagen, Jonas Engdegard, Jonas Roeden, Kristofer Kjoerling | 2021-11-23 |
| 11183200 | Post filter for audio signals | Barbara Resch, Kristofer Kjorling | 2021-11-23 |
| 11100937 | Harmonic transposition in an audio coding method and system | Per Ekstrand | 2021-08-24 |