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Mount Royal, Canada

Voiceage Corporation

USPTO Granted Patents = 66

% Expired Patents = 4.5

CIPO Patents = 16

EPO Patents = 44

Forward Citations = 866

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33 inventors (with patents filed for the assignee):

Bruno Bessette (26 out of 38 patents)

Redwan Salami (22 out of 42 patents)

Milan Jelinek (20 out of 31 patents)

4. Tommy Vaillancourt (18 out of 19 patents)

5. Philippe Gournay (14 out of 27 patents)

6. Roch Lefebvre (12 out of 23 patents)

7. Markus Multrus (7 out of 226 patents)

8. Bernhard Grill (7 out of 170 patents)

9. Stefan Bayer (6 out of 118 patents)

10. Jérémie Lecomte (6 out of 113 patents)

11. Max Neuendorf (6 out of 119 patents)

12. Vaclav Eksler (6 out of 11 patents)

13. Nikolaus Rettelbach (6 out of 130 patents)

14. Vladimir Malenovsky (6 out of 6 patents)

15. Vaclav Eksler (6 out of 6 patents)

Core Competencies:

Comfort Noise Injection

Stereo Content Classification

Bit-Rate Adaptation

CELP Codec

Audio Signal Classification

Quantization Noise Reduction

Speech Coding

Wideband Signals

Transform-Domain Codebook

Aliasing Cancellation

Multi-Resolution Encoding

Adaptive Bandwidth Pitch Search

66 patents: Sort by Forward Citations

1. 12718827 - Time-domain superwideband bandwidth expansion for cross-talk scenarios (2026-08-25),

2. 12694880 - Method and device for audio band-width detection and audio band-width switching in an audio codec (2026-07-28),

3. 12640158 - Method and device for unified time-domain / frequency domain coding of a sound signal (2026-05-26),

4. 12633888 - Method and device for limiting of output synthesis distortion in a sound codec (2026-05-19),

5. 12567424 - Method and device for multi-channel comfort noise injection in a decoded sound signal (2026-03-03),

6. 12494210 - Method and device for classification of uncorrelated stereo content, cross-talk detection, and stereo mode selection in a sound codec (2025-12-09),

7. 12387734 - Method and system for coding metadata in audio streams and for flexible intra-object and inter-object bitrate adaptation (2025-08-12),

8. 12322405 - Methods and devices for detecting an attack in a sound signal to be coded and for coding the detected attack (2025-06-03),

9. 12205598 - Switching between stereo coding modes in a multichannel sound codec (2025-01-21),

10. 12154582 - Method and system for coding metadata in audio streams and for efficient bitrate allocation to audio streams coding (2024-11-26),

11. 12062381 - Method and device for speech/music classification and core encoder selection in a sound codec (2024-08-13),

12. RE49363 - Variable bit rate LPC filter quantizing and inverse quantizing device and method (2023-01-09),

13. 11276412 - Method and device for efficiently distributing a bit-budget in a CELP codec (2022-03-15),

14. 11276411 - Method and device for allocating a bit-budget between sub-frames in a CELP CODEC (2022-03-15),

15. 11056121 - Method and system for encoding left and right channels of a stereo sound signal selecting between two and four sub-frames models depending on the bit budget (2021-07-06),

Voiceage Corporation, headquartered in Mount Royal, Canada, specializes in advanced audio signal processing technologies. The company focuses on developing solutions that enhance audio quality and efficiency, including comfort noise injection, stereo content classification, and bit-rate adaptation. Voiceage's expertise extends to various areas such as CELP codec implementation, audio signal classification, quantization noise reduction, and speech coding, making it a key player in the field of wideband signal processing.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

Voiceage Corporation

66 Patents

#1 in Mount Royal

#204 in Canada

#11,150 in the World

Mount Royal, Canada

Voiceage Corporation

Forward Citations = 866

33 inventors:

Bruno Bessette (26 out of 38 patents)

Redwan Salami (22 out of 42 patents)

Milan Jelinek (20 out of 31 patents)

4. Tommy Vaillancourt (18 out of 19 patents)

5. Philippe Gournay (14 out of 27 patents)

Please report any incorrect information to [email protected]

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