Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8447621 | Methods for improving high frequency reconstruction | Kristofer Kjorling, Holger Horich | 2013-05-21 |
| 8112284 | Methods and apparatus for improving high frequency reconstruction of audio and speech signals | Kristofer Kjorling, Holger Horich | 2012-02-07 |
| 8036880 | Enhancing perceptual performance of SBR and related HFR coding methods by adaptive noise-floor addition and noise substitution limiting | Lars G. Liljeryd, Kristofer Kjoerling, Fredrik Henn | 2011-10-11 |
| 8036881 | Enhancing perceptual performance of SBR and related HFR coding methods by adaptive noise-floor addition and noise substitution limiting | Lars G. Liljeryd, Kristofer Kjoerling, Fredrik Henn | 2011-10-11 |
| 8036882 | Enhancing perceptual performance of SBR and related HFR coding methods by adaptive noise-floor addition and noise substitution limiting | Lars G. Liljeryd, Kristofer Kjoerling, Fredrik Henn | 2011-10-11 |
| 8019612 | Methods for improving high frequency reconstruction | Kristofer Kjorling, Holger Horich | 2011-09-13 |
| 7917561 | Partially complex modulated filter bank | Lars Villemoes, Heiko Purnhagen | 2011-03-29 |
| 7680552 | Spectral translation/folding in the subband domain | Lars G. Liljeryd, Fredrik Henn, Kristofer Kjoerling | 2010-03-16 |
| 7483758 | Spectral translation/folding in the subband domain | Lars G. Liljeryd, Fredrik Henn, Kristofer Kjorling | 2009-01-27 |
| 7469206 | Methods for improving high frequency reconstruction | Kristofer Kjorling, Holger Horich | 2008-12-23 |
| 7433817 | Apparatus and method applying adaptive spectral whitening in a high-frequency reconstruction coding system | Kristofer Kjorling, Fredrik Henn, Lars Villemoes | 2008-10-07 |
| 7328162 | Source coding enhancement using spectral-band replication | Lars G. Liljeryd, Lars Fredrik Henn, Hans Magnus Kristofer Kjorling | 2008-02-05 |
| 7283955 | Source coding enhancement using spectral-band replication | Lars G. Liljeryd, Lars Fredrik Henn, Hans Magnus Kristofer Kjorling | 2007-10-16 |
| 7260520 | Enhancing source coding systems by adaptive transposition | Fredrik Henn, Kristofer Kjorling, Lars Villemoes | 2007-08-21 |
| 7242710 | Aliasing reduction using complex-exponential modulated filterbanks | — | 2007-07-10 |
| 7191121 | Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching | Lars G. Liljeryd, Kristofer Kjorling, Fredrik Henn | 2007-03-13 |
| 7181389 | Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching | Lars G. Liljeryd, Kristofer Kjorling, Fredrik Henn | 2007-02-20 |
| 7003451 | Apparatus and method applying adaptive spectral whitening in a high-frequency reconstruction coding system | Kristofer Kjorling, Fredrik Henn, Lars Villemoes | 2006-02-21 |
| 6978236 | Efficient spectral envelope coding using variable time/frequency resolution and time/frequency switching | Lars G. Liljeryd, Kristofer Kjorling, Fredrik Henn | 2005-12-20 |
| 6925116 | Source coding enhancement using spectral-band replication | Lars G. Liljeryd, Lars Fredrik Henn, Hans Magnus Kristofer Kjorling | 2005-08-02 |
| 6708145 | Enhancing perceptual performance of sbr and related hfr coding methods by adaptive noise-floor addition and noise substitution limiting | Lars G. Liljeryd, Kristofer Kjorling, Fredrik Henn | 2004-03-16 |
| 6680972 | Source coding enhancement using spectral-band replication | Lars G. Liljeryd, Lars Fredrik Henn, Hans Magnus Kristofer Kjorling | 2004-01-20 |