Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8243936 | Efficient and scalable parametric stereo coding for low bitrate audio coding applications | Fredrik Henn, Lars G. Liljeryd, Jonas Roden, Jonas Engdegard | 2012-08-14 |
| 8116460 | Efficient and scalable parametric stereo coding for low bitrate audio coding applications | Fredrik Henn, Lars G. Liljeryd, Jonas Roden, Jonas Engdegard | 2012-02-14 |
| 8112284 | Methods and apparatus for improving high frequency reconstruction of audio and speech signals | Per Ekstrand, Holger Horich | 2012-02-07 |
| 8081763 | Efficient and scalable parametric stereo coding for low bitrate audio coding applications | Fredrik Henn, Lars G. Liljeryd, Jonas Roden, Jonas Engdegard | 2011-12-20 |
| 8073144 | Stereo balance interpolation | Fredrik Henn, Lars G. Liljeryd, Jonas Roden, Jonas Engdegard | 2011-12-06 |
| 8059826 | Efficient and scalable parametric stereo coding for low bitrate audio coding applications | Fredrik Henn, Lars G. Liljeryd, Jonas Roden, Jonas Engdegard | 2011-11-15 |
| 8019612 | Methods for improving high frequency reconstruction | Per Ekstrand, Holger Horich | 2011-09-13 |
| 8014534 | Efficient and scalable parametric stereo coding for low bitrate audio coding applications | Fredrik Henn, Lars G. Liljeryd, Jonas Roden, Jonas Engdegard | 2011-09-06 |
| 7983424 | Envelope shaping of decorrelated signals | Jürgen Herre, Sascha Disch, Lars Villemoes | 2011-07-19 |
| 7983922 | Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing | Matthias Neusinger, Jürgen Herre, Sascha Disch, Heiko Purnhagen, Jonas Engdegard +3 more | 2011-07-19 |
| 7961890 | Multi-channel hierarchical audio coding with compact side information | Andreas Holzer, Jürgen Herre, Heiko Purnhagen, Jonas Roden, Lars Villemoes +4 more | 2011-06-14 |
| 7590543 | Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks | Lars Villemoes | 2009-09-15 |
| 7548864 | Method for reduction of aliasing introduced by spectral envelope adjustment in real-valued filterbanks | Lars Villemoes | 2009-06-16 |
| 7483758 | Spectral translation/folding in the subband domain | Lars G. Liljeryd, Per Ekstrand, Fredrik Henn | 2009-01-27 |
| 7469206 | Methods for improving high frequency reconstruction | Per Ekstrand, Holger Horich | 2008-12-23 |
| 7433817 | Apparatus and method applying adaptive spectral whitening in a high-frequency reconstruction coding system | Per Ekstrand, Fredrik Henn, Lars Villemoes | 2008-10-07 |
| 7382886 | Efficient and scalable parametric stereo coding for low bitrate audio coding applications | Fredrik Henn, Lars G. Liljeryd, Jonas Roden, Jonas Engdegard | 2008-06-03 |
| 7260520 | Enhancing source coding systems by adaptive transposition | Fredrik Henn, Per Ekstrand, Lars Villemoes | 2007-08-21 |
| 7191121 | Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching | Lars G. Liljeryd, Per Ekstrand, Fredrik Henn | 2007-03-13 |
| 7181389 | Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching | Lars G. Liljeryd, Per Ekstrand, Fredrik Henn | 2007-02-20 |
| 7003451 | Apparatus and method applying adaptive spectral whitening in a high-frequency reconstruction coding system | Per Ekstrand, Fredrik Henn, Lars Villemoes | 2006-02-21 |
| 6978236 | Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching | Lars G. Liljeryd, Per Ekstrand, Fredrik Henn | 2005-12-20 |
| 6708145 | Enhancing perceptual performance of sbr and related hfr coding methods by adaptive noise-floor addition and noise substitution limiting | Lars G. Liljeryd, Per Ekstrand, Fredrik Henn | 2004-03-16 |