PE

Per Ekstrand

CA Coding Technologies Ab: 13 patents #3 of 33Top 10%
CA Coding Technologies Sweden Ab: 8 patents #1 of 8Top 15%
Overall (All Time): #197,525 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
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