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Inventor

Wilfrid LeBlanc

Inventor
Vancouver, CA

Overview

48→
Patents
1998–2017
Patent span
Electricity
Primary field (CPC H)

Patents· 48 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H04Mprimary
H04MTelephonic communication26%
G10LSpeech analysis techniques or speech synthesis15%
H04LTransmission of digital information, e.g. telegraphic communication15%
H04BTransmission13%
H04JMultiplex communication12%
H04QSelecting11%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers3%
H03GControl of amplification2%
G01SRadio direction-finding1%
H03MCoding1%
PatentTitleYear
9,794,417'Packet voice system with far-end echo cancellation'20179,373,339'Speech intelligibility enhancement system and method'20169,361,901'Integrated speech intelligibility enhancement system and acoustic echo canceller'20169,357,080'Spatial quiescence protection for multi-channel acoustic echo cancellation'20169,336,785'Compression for speech intelligibility enhancement'20169,253,568'Single-microphone wind noise suppression'20169,215,328'Beamforming apparatus and method based on long-term properties of sources of undesired noise affecting voice quality'20159,197,181'Loudness enhancement system and method'20159,196,258'Spectral shaping for speech intelligibility enhancement'20158,995,314'Selectively adaptable far-end echo cancellation in a packet voice system'20158,982,744'Method and system for a subband acoustic echo canceller with integrated voice activity detection'20158,976,715'System and method for operating a packet voice far-end echo cancellation system'20158,730,295'Audio processing for video conferencing'20148,645,129'Integrated speech intelligibility enhancement system and acoustic echo canceller'20148,644,522'Method and system for modeling external volume changes within an acoustic echo canceller'20148,645,144'Audio signal shaping for playback by audio devices'20148,605,891'Adaptive gain control based on echo canceller performance information'20138,582,754'Method and system for echo cancellation in presence of streamed audio'20138,526,340'Selectively adaptable far-end echo cancellation in a packet voice system'20138,520,519'External jitter buffer in a packet voice system'20138,515,097'Single microphone wind noise suppression'20138,472,617'Interaction between echo canceller and packet voice processing'20138,379,779'Echo cancellation for a packet voice system'20138,180,648'Method and system for dual mode subband acoustic echo canceller with integrated noise suppression'20128,174,981'Late frame recovery method'20128,165,872'Method and system for improving speech quality'20128,018,853'Using RTCP statistics for media system control'20117,987,095'Method and system for dual mode subband acoustic echo canceller with integrated noise suppression'20117,970,124'Adaptive gain control based on echo canceller performance information'20117,920,697'Interaction between echo canceller and packet voice processing'20117,835,311'Voice-activity detection based on far-end and near-end statistics'20107,760,673'Selectively adaptable far-end echo cancellation in a packet voice system'20107,525,918'Using RTCP statistics for media system control'20097,477,682'Echo cancellation for a packet voice system'20097,460,479'Late frame recovery method'20087,420,937'Selectively adaptable far-end echo cancellation in a packet voice system'20087,333,447'Packet voice system with far-end echo cancellation'20087,333,476'System and method for operating a packet voice far-end echo cancellation system'20087,263,074'Voice activity detection based on far-end and near-end statistics'20077,254,120'Data rate controller'20077,177,278'Late frame recovery method'20077,164,659'Adaptive gain control based on echo canceller performance information'20076,925,174'Interaction between echo canceller and packet voice processing'20056,101,466'Method and system for improved discontinuous speech transmission'20005,978,760'Method and system for improved discontinuous speech transmission'19995,974,378'Multi-stage vector quantization with efficient codebook search'19995,960,010'Error detection and error concealment of convolutionally encoded data'19995,794,199'Method and system for improved discontinuous speech transmission'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2000Patents assigned to TEXAS INSTRUMENTS INC (5)· patent assignee history
1998–2000Based in Dallas, TX, US· patent location history
1999–2017Based in Vancouver, CA· patent location history
2005–2016Patents assigned to BROADCOM CORP (42)· patent assignee history
2012–2017Patents assigned to LEBLANC WILFRID (22)· patent assignee history
2012–2016Patents assigned to THYSSEN JES (8)· patent assignee history
2014–2016Patents assigned to CHEN JUIN-HWEY (5)· patent assignee history
2014Based in Vancouver, British Columbia, CA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BROADCOM CORP422005–2016
LEBLANC WILFRIDself222012–2017
THYSSEN JES82012–2016
CHEN JUIN-HWEY52014–2016
TEXAS INSTRUMENTS INC51998–2000
Locations
LocationPatentsSpan
Vancouver, CA441999–2017
Dallas, Texas, US31998–2000
Vancouver, British Columbia, CA12014