131 patents
Page 3 of 7
Utility
Differentiating a rendered conference participant from a genuine conference participant
15 Nov 22
A videoconferencing device at an endpoint determines whether a person is a real person standing in front of a display device or if the person is instead an image rendered by a display device.
Hailin Song, Hai Xu, Xi Lu, Fangpo Xu
Filed: 10 May 21
Utility
Headset with improved headband
8 Nov 22
Headsets with an improved headband are provided.
Matthew J. Mainini, John A. Kelley, Stann N. Sheperd
Filed: 30 Apr 21
Utility
Region of interest based adjustment of camera parameters in a teleconferencing environment
8 Nov 22
A teleconferencing system, comprising: a camera, wherein the camera is configured to capture an image data stream comprising one or more image data frames in accordance with one or more image-capture parameters; and a processor coupled to the camera, wherein the processor is configured to: receive the image data stream from the camera; determine a region of interest within an image data frame of the image data stream; identify a sub-portion of the image data frame corresponding to the region of interest; evaluate a quality of image data corresponding to the sub-portion; determine that the quality of the image data corresponding to the sub-portion is below one or more predetermined quality thresholds; update one or more of the image-capture parameters of the camera, responsive to determining that the quality of the image data corresponding to the sub-portion is below the one or more predetermined quality thresholds.
David A. Bryan, Kui Zhang, Varun Ajay Kulkarni
Filed: 13 Apr 21
Utility
Headset for acoustic authentication of a user
8 Nov 22
A headset for acoustic authentication of a user is provided, the headset comprising at least a first microphone, a second microphone, a controllable filter, and an authenticator.
Shridhar K Mukund
Filed: 18 May 18
Utility
Image processing systems and methods
8 Nov 22
An image capture system comprises a camera configured to capture an image of a whiteboard, or similar, viewed from an acute angle.
Raul Benet Ballester, Eyal Katz, Barak Maoz, Adrian James Cable, Euan Christopher Smith, Gareth John McCaughan, Shane Thornton
Filed: 10 Dec 19
Utility
PTP-based audio clock synchronization and alignment for acoustic echo cancellation in a conferencing system with IP-connected cameras, microphones and speakers
18 Oct 22
PTP timestamps are obtained and correlated to internal audio time and timestamps.
Yibo Liu, Steven Potts, Peter Chu, Richard Kos, Gary Brown, John Dietz
Filed: 11 May 20
Utility
Detecting and tracking a subject of interest in a teleconference
18 Oct 22
A method of view selection in a teleconferencing environment includes receiving a frame of image data from an optical sensor such as a camera, detecting one or more conference participants within the frame of image data, and identifying an interest region for each of the conference participants.
David A. Bryan, Wei-Cheng Su, Stephen Paul Schaefer, Alain Elon Nimri, Casey King
Filed: 17 Mar 21
Utility
Hybrid noise suppression for communication systems
18 Oct 22
A method for hybrid noise suppression involves receiving a first processed audio signal and a second processed audio signal from an audio device.
Kwan Kin Truong, Jacob T. Meyberg Guzman, Peter L. Chu
Filed: 12 Feb 21
Utility
Long-range frequency hopping spectrum
11 Oct 22
Methods and apparatuses for carrier selection are described.
Jacobus Cornelis Haartsen
Filed: 22 Dec 20
Utility
Video conferencing system for reconfigurable rooms
13 Sep 22
A video conferencing system for a reconfigurable meeting room is disclosed.
Cary Arnold Bran
Filed: 31 Mar 21
Utility
Adaptive rate control adjustment for hardware encoder
13 Sep 22
Correcting encode bit rate errors developed by a hardware encoder with an outer software rate adjustment loop.
Jian Wang
Filed: 8 May 20
Utility
Systems and methods for automated configuration of telephone headset interface
13 Sep 22
A system is provided for automated configuration of a connection interface between a headset device (e.g., a headset base) and a telephone (e.g., desktop phone).
Dennis S. Fish, Ching Shyu, Andrew Ward
Filed: 13 Oct 20
Utility
Presenter-tracker management in a videoconferencing environment
23 Aug 22
A method for tracking movement of a presenter during a videoconference comprises tracking the location of subject of interest; quickly detecting error conditions—such as can occur when a subject of interest moves too quickly or when a subject of interest walks past another person—and quickly reinitiating the tracking sequence to help ensure a positive videoconferencing experience.
Xi Lu, Hai Xu, Yongkang Fan, Wenxue He, Hailin Song
Filed: 17 Jun 20
Utility
Smart audio muting in a videoconferencing system
2 Aug 22
A smart muting method for a teleconference or videoconference participant includes detecting audio of an audio-video stream; analyzing video data of the audio-video stream with respect to the detected audio; determining that the audio corresponds to an intended communication, based on the analyzing video data of the audio-video stream with respect to the detected audio; and rendering the audio, responsive to determining that the audio corresponds to an intended communication.
Jonathan Grover, Cary Arnold Bran
Filed: 25 Mar 21
Utility
Connection switching for Bluetooth headsets
5 Jul 22
A method is disclosed for switching connections of Bluetooth headsets.
Bart Trip, Rik Koops, Eddie Klaassens, Kem Gallione, John B Ledingham, Dick de Jong
Filed: 7 Feb 18
Utility
Streamlined provisioning for teleconferencing endpoints
10 May 22
A system which automatically provisions teleconferencing equipment with virtually all necessary settings is provided.
Dipesh Koirala, Subrahmanya Srinivasulu Hari, Krishna Balusu, Joseph Samuel, Peter Tao
Filed: 13 Oct 20
Utility
Multiple RF band system with band priority selection
10 May 22
Methods and apparatuses for multiple radio frequency band operation are described.
Jacobus Cornelis Haartsen
Filed: 16 May 19
Utility
Systems and methods for providing safe battery removal from a flash memory based electronic device
3 May 22
A system for managing a battery removal from an electronic device is provided.
Ryan Douglas Rocha, Thomas G Criswell, Jesus Arias Duarte, Anfeng Yin
Filed: 12 Aug 19
Utility
Control pod for a wireless headset
22 Mar 22
A headset control pod stores a headset for charging when not in use.
Arun Rajasekaran
Filed: 6 Aug 20
Utility
Systems and methods of pre-processing of speech signals for improved speech recognition
8 Mar 22
Pre-processing systems, methods of pre-processing, and speech processing systems for improved Automated Speech Recognition are provided.
Youhong Lu, Arun Rajasekaran
Filed: 21 May 19