Inventor
LEFEBVRE ROCH
CA25 patents
⚠️ This page may combine multiple inventors who share the name “LEFEBVRE ROCH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FRAUNHOFER GES FORSCHUNG
11 patentsUS11475902B2Oct 18, 2022
Low bitrate audio encoding/decoding scheme having cascaded switches
FRAUNHOFER GES FORSCHUNG7 citations94
US10319384B2Jun 11, 2019
Low bitrate audio encoding/decoding scheme having cascaded switches
FRAUNHOFER GES FORSCHUNG11 citations93
US10621996B2Apr 14, 2020
Low bitrate audio encoding/decoding scheme having cascaded switches
FRAUNHOFER GES FORSCHUNG8 citations90
US12334086B2Jun 17, 2025
Low bitrate audio encoding/decoding scheme having cascaded switches
FRAUNHOFER GES FORSCHUNG3 citations86
US11823690B2Nov 21, 2023
Low bitrate audio encoding/decoding scheme having cascaded switches
FRAUNHOFER GES FORSCHUNG7 citations86
US8959017B2Feb 17, 2015
Audio encoding/decoding scheme having a switchable bypass
FRAUNHOFER GES FORSCHUNG15 citations84
US12406679B2Sep 2, 2025
Low bitrate audio encoding/decoding scheme having cascaded switches
FRAUNHOFER GES FORSCHUNG1 citations75
US12406680B2Sep 2, 2025
Low bitrate audio encoding/decoding scheme having cascaded switches
FRAUNHOFER GES FORSCHUNG1 citations75
US11682404B2Jun 20, 2023
Audio decoding device and method with decoding branches for decoding audio signal encoded in a plurality of domains
FRAUNHOFER GES FORSCHUNG1 citations73
US11676611B2Jun 13, 2023
Audio decoding device and method with decoding branches for decoding audio signal encoded in a plurality of domains
FRAUNHOFER GES FORSCHUNG1 citations73
US12573411B2Mar 10, 2026
Low bitrate audio encoding/decoding scheme having cascaded switches
FRAUNHOFER GES FORSCHUNG0 citations63
VOICEAGE CORP
8 patentsUS7191123B1Mar 13, 2007
Gain-smoothing in wideband speech and audio signal decoder
VOICEAGE CORP90 citations98
US7151802B1Dec 19, 2006
High frequency content recovering method and device for over-sampled synthesized wideband signal
VOICEAGE CORP73 citations98
US7529660B2May 5, 2009
Method and device for frequency-selective pitch enhancement of synthesized speech
VOICEAGE CORP57 citations97
US7260521B1Aug 21, 2007
Method and device for adaptive bandwidth pitch search in coding wideband signals
VOICEAGE CORP45 citations96
US6807524B1Oct 19, 2004
Perceptual weighting device and method for efficient coding of wideband signals
VOICEAGE CORP61 citations96
US6795805B1Sep 21, 2004
Periodicity enhancement in decoding wideband signals
VOICEAGE CORP53 citations96
US7672837B2Mar 2, 2010
Method and device for adaptive bandwidth pitch search in coding wideband signals
VOICEAGE CORP9 citations84
US8036885B2Oct 11, 2011
Method and device for adaptive bandwidth pitch search in coding wideband signals
VOICEAGE CORP0 citations52