Issued Patents 2025
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12424226 | Methods and system for waveform coding of audio signals with a generative model by implementing a probability distribution | Janusz Klejsa, Arijit Biswas, Roy M. Fejgin, Cong Zhou | 2025-09-23 |
| 12394424 | Backward-compatible integration of high frequency reconstruction techniques for audio signals | Kristofer Kjoerling, Heiko Purnhagen, Per Ekstrand | 2025-08-19 |
| 12340819 | Integration of high frequency audio reconstruction techniques | Kristofer Kjoerling, Heiko Purnhagen, Per Ekstrand | 2025-06-24 |
| 12334102 | Integration of high frequency audio reconstruction techniques | Kristofer Kjoerling, Heiko Purnhagen, Per Ekstrand | 2025-06-17 |
| 12322399 | MDCT-based complex prediction stereo coding | Heiko Purnhagen, Pontus Carlsson | 2025-06-03 |
| 12308036 | Apparatus and method for processing an input audio signal using cascaded filterbanks | Per Ekstrand, Sascha Disch, Frederik Nagel, Stephan Wilde | 2025-05-20 |
| 12308040 | Backward-compatible integration of harmonic transposer for high frequency reconstruction of audio signals | Heiko Purnhagen, Per Ekstrand | 2025-05-20 |
| 12300263 | Integration of high frequency audio reconstruction techniques | Kristofer Kjoerling, Heiko Purnhagen, Per Ekstrand | 2025-05-13 |
| 12296028 | Integration of high frequency reconstruction techniques with reduced post-processing delay | Kristofer Kjoerling, Heiko Purnhagen, Per Ekstrand | 2025-05-13 |
| 12300258 | Integration of high frequency reconstruction techniques with reduced post-processing delay | Kristofer Kjoerling, Heiko Purnhagen, Per Ekstrand | 2025-05-13 |
| 12288564 | Backward-compatible integration of high frequency reconstruction techniques for audio signals | Kristofer Kjoerling, Heiko Purnhagen, Per Ekstrand | 2025-04-29 |
| 12277945 | Model based prediction in a critically sampled filterbank | — | 2025-04-15 |
| 12266374 | Cross product enhanced subband block based harmonic transposition | — | 2025-04-01 |
| 12260869 | Decoding audio bitstreams with enhanced spectral band replication metadata in at least one fill element | Heiko Purnhagen, Per Ekstrand | 2025-03-25 |
| 12243542 | Reconstruction of audio scenes from a downmix | Toni Hirvonen, Heiko Purnhagen, Leif Jonas Samuelsson | 2025-03-04 |
| 12243543 | Integration of high frequency reconstruction techniques with reduced post-processing delay | Kristofer Kjoerling, Heiko Purnhagen, Per Ekstrand | 2025-03-04 |
| 12223968 | Multi-lag format for audio coding | Heidi-Maria Lehtonen, Heiko Purnhagen, Per Hedelin | 2025-02-11 |
| 12211513 | Integration of high frequency audio reconstruction techniques | Kristofer Kjoerling, Heiko Purnhagen, Per Ekstrand | 2025-01-28 |
| 12205602 | Backward-compatible integration of high frequency reconstruction techniques for audio signals | Kristofer Kjoerling, Heiko Purnhagen, Per Ekstrand | 2025-01-21 |