Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12175992 | System for maintaining reversible dynamic range control information associated with parametric audio coders | Jeffrey Riedmiller, Karl Jonas Roeden, Kristofer Kjoerling, Heiko Purnhagen, Leif Sehlstrom | 2024-12-24 |
| 12175994 | Companding system and method to reduce quantization noise using advanced spectral extension | Per Hedelin, Arijit Biswas, Michael Schug | 2024-12-24 |
| 11708741 | System for maintaining reversible dynamic range control information associated with parametric audio coders | Jeffrey Riedmiller, Karl Jonas Roeden, Kristofer Kjoerling, Heiko Purnhagen, Leif Sehlstrom | 2023-07-25 |
| 11423923 | Companding system and method to reduce quantization noise using advanced spectral extension | Per Hedelin, Arijit Biswas, Michael Schug | 2022-08-23 |
| 11183202 | Audio discontinuity detection and correction | Roy M. Fejgin, Freddie Sanchez, Michael Ward | 2021-11-23 |
| 10950252 | System for maintaining reversible dynamic range control information associated with parametric audio coders | Jeffrey Riedmiller, Karl Jonas Roeden, Kristofer Kjoerling, Heiko Purnhagen, Leif Sehlstrom | 2021-03-16 |
| 10679639 | Companding system and method to reduce quantization noise using advanced spectral extension | Per Hedelin, Arijit Biswas, Michael Schug | 2020-06-09 |
| 10522163 | System for maintaining reversible dynamic range control information associated with parametric audio coders | Jeffrey Riedmiller, Karl Jonas Roeden, Kristofer Kjoerling, Heiko Purnhagen, Leif Sehlstrom | 2019-12-31 |
| 10388296 | System for maintaining reversible dynamic range control information associated with parametric audio coders | Jeffrey Riedmiller, Karl Jonas Roeden, Kristofer Kjoerling, Heiko Purnhagen, Leif Sehlstrom | 2019-08-20 |
| 10373627 | Companding system and method to reduce quantization noise using advanced spectral extension | Per Hedelin, Arijit Biswas, Michael Schug | 2019-08-06 |
| 10217476 | Companding system and method to reduce quantization noise using advanced spectral extension | Per Hedelin, Arijit Biswas, Michael Schug | 2019-02-26 |
| 10217474 | System for maintaining reversible dynamic range control information associated with parametric audio coders | Jeffrey Riedmiller, Karl Jonas Roeden, Kristofer Kjoerling, Heiko Purnhagen, Leif Sehlstrom | 2019-02-26 |
| 10176813 | Audio encoding and rendering with discontinuity compensation | David S. McGrath | 2019-01-08 |
| 10074379 | System for maintaining reversible dynamic range control information associated with parametric audio coders | Jeffrey Riedmiller, Karl Jonas Roeden, Kristofer Kjoerling, Heiko Purnhagen, Leif Sehlstrom | 2018-09-11 |
| 10068577 | Audio segmentation based on spatial metadata | Malcolm Law, Roy M. Fejgin | 2018-09-04 |
| 9947335 | Companding apparatus and method to reduce quantization noise using advanced spectral extension | Per Hedelin, Arijit Biswas, Michael Schug | 2018-04-17 |
| 9881629 | System for maintaining reversible dynamic range control information associated with parametric audio coders | Jeffrey Riedmiller, Karl Jonas Roeden, Kristofer Kjoerling, Heiko Purnhagen, Leif Sehlstrom | 2018-01-30 |
| 9830916 | Signal decorrelation in an audio processing system | Kuan-Chieh Yen, Grant A. Davidson, Matthew Conrad Fellers, Mark S. Vinton, Vivek Kumar | 2017-11-28 |
| 9830917 | Methods for audio signal transient detection and decorrelation control | Kuan-Chieh Yen, Grant A. Davidson | 2017-11-28 |
| 9826327 | Rendering of multichannel audio using interpolated matrices | Malcolm Law, Rhonda Wilson, Simon Plain, Andy Jaspar | 2017-11-21 |
| 9794712 | Matrix decomposition for rendering adaptive audio using high definition audio codecs | Malcolm Law | 2017-10-17 |
| 9754596 | Methods for controlling the inter-channel coherence of upmixed audio signals | Kuan-Chieh Yen, Matthew Conrad Fellers, Grant A. Davidson | 2017-09-05 |
| 9721578 | System for maintaining reversible dynamic range control information associated with parametric audio coders | Jeffrey Riedmiller, Karl Jonas Roeden, Kristofer Kjoerling, Heiko Purnhagen, Leif Sehlstrom | 2017-08-01 |
| 9489956 | Audio signal enhancement using estimated spatial parameters | Matthew Conrad Fellers, Kuan-Chieh Yen, Grant A. Davidson, Mark F. Davis | 2016-11-08 |
| 9401152 | System for maintaining reversible dynamic range control information associated with parametric audio coders | Jeffrey Riedmiller, Karl Jonas Roeden, Kristofer Kjoerling, Heiko Purnhagen, Leif Sehlstrom | 2016-07-26 |