RL

Roch Lefebvre

Fraunhofer: 14 patents #164 of 4,748Top 4%
VO Voiceage: 12 patents #6 of 30Top 20%
IBM: 2 patents #32,839 of 70,183Top 50%
DA Dolby International Ab: 1 patents #198 of 314Top 65%
Philips: 1 patents #3,761 of 7,731Top 50%
📍 Magog, CA: #3 of 103 inventorsTop 3%
Overall (All Time): #168,728 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDate
12406679 Low bitrate audio encoding/decoding scheme having cascaded switches Bernhard Grill, Bruno Bessette, Jimmy Lapierre, Philippe Gournay, Redwan Salami +11 more 2025-09-02
12406680 Low bitrate audio encoding/decoding scheme having cascaded switches Bernhard Grill, Bruno Bessette, Jimmy Lapierre, Philippe Gournay, Redwan Salami +11 more 2025-09-02
12334086 Low bitrate audio encoding/decoding scheme having cascaded switches Bernhard Grill, Bruno Bessette, Jimmy Lapierre, Philippe Gournay, Redwan Salami +11 more 2025-06-17
11823690 Low bitrate audio encoding/decoding scheme having cascaded switches Bernhard Grill, Bruno Bessette, Jimmy Lapierre, Philippe Gournay, Redwan Salami +11 more 2023-11-21
11682404 Audio decoding device and method with decoding branches for decoding audio signal encoded in a plurality of domains Bernhard Grill, Bruno Bessette, Jimmy Lapierre, Philippe Gournay, Redwan Salami +11 more 2023-06-20
11676611 Audio decoding device and method with decoding branches for decoding audio signal encoded in a plurality of domains Bernhard Grill, Bruno Bessette, Jimmy Lapierre, Philippe Gournay, Redwan Salami +11 more 2023-06-13
11475902 Low bitrate audio encoding/decoding scheme having cascaded switches Bernhard Grill, Bruno Bessette, Jimmy Lapierre, Philippe Gournay, Redwan Salami +11 more 2022-10-18
11222000 Querying and projecting values within sets in a table dataset Stanley L. Chauvin, Graham A. Watts, Qing Wei 2022-01-11
10621996 Low bitrate audio encoding/decoding scheme having cascaded switches Bernard GRILL, Bruno Bessette, Jimmy Lapierre, Philippe Gournay, Redwan Salami +11 more 2020-04-14
10545942 Querying and projecting values within sets in a table dataset Stanley L. Chauvin, Graham A. Watts, Qing Wei 2020-01-28
10319384 Low bitrate audio encoding/decoding scheme having cascaded switches Bernhard Grill, Bruno Bessette, Jimmy Lapierre, Philippe Gournay, Redwan Salami +11 more 2019-06-11
9552822 Apparatus and method for processing an audio signal and for providing a higher temporal granularity for a combined unified speech and audio codec (USAC) Markus Multrus, Bernhard Grill, Nikolaus Rettelbach, Guillaume Fuchs, Max Neuendorf +3 more 2017-01-24
8959017 Audio encoding/decoding scheme having a switchable bypass Bernhard Grill, Stefan Bayer, Guillaume Fuchs, Stefan Geyersberger, Ralf Geiger +11 more 2015-02-17
8930198 Low bitrate audio encoding/decoding scheme having cascaded switches Bernhard Grill, Bruno Bessette, Jimmy Lapierre, Philippe Gournay, Redwan Salami +11 more 2015-01-06
8484038 Audio signal encoder, audio signal decoder, method for encoding or decoding an audio signal using an aliasing-cancellation Bruno Bessette, Max Neuendorf, Ralf Geiger, Philippe Gournay, Bernhard Grill +6 more 2013-07-09
8321210 Audio encoding/decoding scheme having a switchable bypass Bernhard Grill, Stefan Bayer, Guillaume Fuchs, Stefan Geyersberger, Ralf Geiger +11 more 2012-11-27
8036885 Method and device for adaptive bandwidth pitch search in coding wideband signals Bruno Bessette, Redwan Salami 2011-10-11
7672837 Method and device for adaptive bandwidth pitch search in coding wideband signals Bruno Bessette, Redwan Salami 2010-03-02
7529660 Method and device for frequency-selective pitch enhancement of synthesized speech Bruno Bessette, Claude Laflamme, Milan Jelinek 2009-05-05
7260521 Method and device for adaptive bandwidth pitch search in coding wideband signals Bruno Bessette, Redwan Salami 2007-08-21
7191123 Gain-smoothing in wideband speech and audio signal decoder Bruno Bessette, Redwan Salami 2007-03-13
7151802 High frequency content recovering method and device for over-sampled synthesized wideband signal Bruno Bessette, Redwan Salami 2006-12-19
6807524 Perceptual weighting device and method for efficient coding of wideband signals Bruno Bessette, Redwan Salami 2004-10-19
6795805 Periodicity enhancement in decoding wideband signals Bruno Bessette, Redwan Salami 2004-09-21