Issued Patents All Time
Showing 126–150 of 205 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9905230 | Advanced stereo coding based on a combination of adaptively selectable left/right or mid/side stereo coding and of parametric stereo coding | Heiko Purnhagen, Pontus Carlsson | 2018-02-27 |
| 9899029 | Coding of multichannel audio content | Heiko Purnhagen, Harald Mundt | 2018-02-20 |
| 9892737 | Efficient coding of audio scenes comprising audio objects | Heiko Purnhagen, Toni Hirvonen, Lars Villemoes, Dirk Jeroen Breebaart, Leif Jonas Samuelsson | 2018-02-13 |
| 9881629 | System for maintaining reversible dynamic range control information associated with parametric audio coders | Jeffrey Riedmiller, Karl Jonas Roeden, Heiko Purnhagen, Vinay Melkote, Leif Sehlstrom | 2018-01-30 |
| 9865271 | Efficient and scalable parametric stereo coding for low bitrate applications | Fredrik Henn, Lars G. Liljeryd, Karl Jonas Roeden, Jonas Engdegard | 2018-01-09 |
| 9852735 | Efficient coding of audio scenes comprising audio objects | Heiko Purnhagen, Toni Hirvonen, Lars Villemoes, Dirk Jeroen Breebaart | 2017-12-26 |
| 9847089 | Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks | Lars Villemoes | 2017-12-19 |
| 9842594 | Frequency band table design for high frequency reconstruction algorithms | Per Ekstrand | 2017-12-12 |
| 9842600 | Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks | Lars Villemoes | 2017-12-12 |
| 9818418 | High frequency regeneration of an audio signal with synthetic sinusoid addition | Per Ekstrand, Holger Hoerich | 2017-11-14 |
| 9818417 | High frequency regeneration of an audio signal with synthetic sinusoid addition | Per Ekstrand, Holger Hoerich | 2017-11-14 |
| 9812142 | High frequency regeneration of an audio signal with synthetic sinusoid addition | Per Ekstrand, Holger Hoerich | 2017-11-07 |
| 9812136 | Audio processing system | Heiko Purnhagen, Lars Villemoes | 2017-11-07 |
| 9799340 | Efficient and scalable parametric stereo coding for low bitrate audio coding applications | Fredrik Henn, Lars G. Liljeryd, Karl Jonas Roeden, Jonas Engdegard | 2017-10-24 |
| 9799341 | Efficient and scalable parametric stereo coding for low bitrate applications | Fredrik Henn, Lars G. Liljeryd, Karl Jonas Roeden, Jonas Engdegard | 2017-10-24 |
| 9792919 | Efficient and scalable parametric stereo coding for low bitrate applications | Fredrik Henn, Lars G. Liljeryd, Karl Jonas Roeden, Jonas Engdegard | 2017-10-17 |
| 9792923 | High frequency regeneration of an audio signal with synthetic sinusoid addition | Per Ekstrand, Holger Hoerich | 2017-10-17 |
| 9786290 | Spectral translation/folding in the subband domain | Lars G. Liljeryd, Per Ekstrand, Fredrik Henn | 2017-10-10 |
| 9779746 | High frequency regeneration of an audio signal with synthetic sinusoid addition | Per Ekstrand, Holger Hoerich | 2017-10-03 |
| 9761231 | Methods and devices for joint multichannel coding | Harald Mundt, Heiko Purnhagen | 2017-09-12 |
| 9761234 | High frequency regeneration of an audio signal with synthetic sinusoid addition | Per Ekstrand, Holger Hoerich | 2017-09-12 |
| 9761236 | High frequency regeneration of an audio signal with synthetic sinusoid addition | Per Ekstrand, Holger Hoerich | 2017-09-12 |
| 9761237 | High frequency regeneration of an audio signal with synthetic sinusoid addition | Per Ekstrand, Holger Hoerich | 2017-09-12 |
| 9743185 | Apparatus and method for generating a level parameter and apparatus and method for generating a multi-channel representation | Heiko Purnhagen, Lars Villemoes, Jonas Engdegard, Jonas Roeden | 2017-08-22 |
| 9728194 | Audio processing | Heiko Purnhagen, Karl Jonas Roeden, Leif Sehlstrom, Lars Villemoes | 2017-08-08 |