Publications

Patents, papers, and industry and standards work.

Patents

36 granted US patents across 16 invention families, each verified against its USPTO / Google Patents record, Oct 2026.

Determining the inter-channel time difference of a multi-channel audio signal
2016–2025
US 9,525,956, US 9,424,852, US 10,002,614, US 10,332,529, US 10,311,881, US 10,573,328, US 12,505,846
Adaptive transition frequency between noise fill and bandwidth extension
2016–2024
US 9,269,372, US 9,711,154, US 10,199,049, US 10,878,829, US 11,990,147
Transform coding of speech and audio signals
2015
US 9,153,240
Methods and systems for perceptual spectral decoding
2015
US 9,111,532
Method and device for noise filling
2013
US 8,370,133

Method of audio-assisted field of view prediction for spherical video streaming
2020–2024
US 10,735,882, US 11,463,835, US 12,010,504
Immersive media with media device sole inventor
2019–2023
US 10,212,532, US 10,812,923, US 11,212,633, US 11,632,642
Method and apparatus for navigating through panoramic content
2020–2023
US 10,574,975, US 11,178,390, US 11,611,739
Audio and video synchronization
2022
US 11,395,031
Virtual audience using low bitrate avatars and laughter detection
2022
US 11,438,551
Navigation for 360-degree video streaming
2020–2021
US 10,827,225, US 11,197,066

Methods and systems for rendering binaural audio content
2018–2019
US 10,129,680, US 9,913,061, US 10,419,865

Method for determining an audio data spatial encoding mode
2013
US 8,600,530
Device and method for encoding by principal component analysis a multichannel audio signal
2013
US 8,370,134
Device and method for graduated encoding of a multichannel audio signal based on a principal component analysis
2013
US 8,359,194

Published patent applications that have not yet been granted.

Horizontal-to-vertical audio soundtrack generation: re-balances the soundfield from the 16:9-to-9:16 cropping data (filed FY26, pending)
Crossfade rendering for adaptive multi-view live streaming (filed FY26, pending)

Service-Side Dialogue Clarity for Audio Streaming with Backward-Compatible Delivery and Adaptive Rendering. Manuel Briand. Audio Engineering Society Convention, Nashville, Tennessee. Nov 2026.
ITU-T G.719: A new low-complexity full-band (20 kHz) audio coding standard for high-quality conversational applications. IEEE Workshop on Applications of Signal Processing to Audio and Acoustics, WASPAA. Oct 2009. Read the Paper
Parametric Representation of Multichannel Audio based on Principal Component Analysis. 120th Audio Engineering Society Convention, Paris, France. May 2006. Read the Paper
Parametric Coding of Stereo Audio based on Principal Component Analysis. Proc. of the 9th Int. Conference on Digital Audio Effects (DAFx-06), Montreal, Canada. Sep 2006. Read the Paper

AES Technical Document AESTD1006, “Loudness Guidelines for OTT and OVD Content” (Oct 2017), credited contributing writer, AGOTTVS Study Group. Read the Document (PDF).
“Improving Dialogue Intelligibility in Media” (Nov 2025), Working Group member, Audio Engineering Society. AES TD1009.

Next Generation Audio Standards (Dolby AC-4 and MPEG-H), since 2015. ATSC A/342.
A/85 Recommended Practice for broadcasters and creators of high-definition (HD) audio content. Read the Document (PDF).

Defined the content specification, media profiles, and encryption requirements for the CTA WAVE project. CTA-5001-F Content Specification.
Contributed to the latest loudness standard (CTA 2075) as part of the R4WG8 group. CTA-2075.

ITU-R BS.2127-0 Audio Definition Model renderer for advanced sound systems. ITU Recommendation.
ITU-R BS.1770-4 Algorithms to measure audio programme loudness and true-peak audio level. ITU Recommendation.
ITU-T G.719: Low-complexity, full-band audio coding for high-quality, conversational applications. ITU Recommendation.

Immersive Audio Encoding Best Practices in the Media Manifest Inventory. NGA Change Request, DASH-IF (PDF).

MPEG-4 High Efficiency Advanced Audio Coding version 2, HE-AACv2 and MPEG-D Surround. MPEG.
MPEG Unified Speech & Audio Coding USAC or xHE-AAC. MPEG.