Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Ultrasonic echo canceler-based technique to detect participant presence at a video conference endpoint

Ultrasonic echo canceler-based technique to detect participant presence at a video conference endpoint

US Patent 9319633 · Granted Apr 19, 2016

Estimated economic value: $24,878,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Distance-based framing for an online conference session2025
Dynamic video layout design during online meetings2024
Stereo sound generation using microphone and/or face detection2024
Adaptive noise cancellation for multiple audio endpoints in a shared space2023
Adaptive noise cancellation for multiple audio endpoints in a shared space2023
Distance-based framing for an online conference session2023
Multiple simultaneous framing alternatives using speaker tracking2022
Audio signal processing based on microphone arrangement2022
Matching foreground and virtual background during a video communication session2022
Audio signal processing based on microphone arrangement2021
Automatic screen brightness and camera exposure adjustment for remote multimedia2021
Defining content of interest for video conference endpoints with multiple pieces2021