Inventor
Zhengyou Zhang
Inventor
Bellevue, WA, US
Overview
Patents· 185 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Tprimary
G06TImage data processing or generation, in general19%
H04NPictorial communication, e.g. television19%
G06VImage or video recognition or understanding16%
G06FElectric digital data processing11%
G10LSpeech analysis techniques or speech synthesis5%
G06KGraphical data reading5%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers3%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes3%
H04LTransmission of digital information, e.g. telegraphic communication3%
H04MTelephonic communication3%
PatentTitleYear
11,126,196Monocular modes for autonomous platform guidance systems with auxiliary sensors202111,101,764Dynamic control of source current in electric motor drive systems202110,788,963Accelerated instant replay for co-present and distributed meetings202010,769,812Location tracking202010,748,001Context-awareness202010,748,002Context-awareness202010,678,326Combining mobile devices with people tracking for large display interactions202010,602,098Vehicle trajectory determination to stabilize vehicle-captured video202010,535,181Virtual viewpoint for a participant in an online communication202010,425,627Automated presentation equipment testing201910,397,287Audio data transmission using frequency hopping201910,325,400Virtual viewpoint for a participant in an online communication201910,274,737Selecting portions of vehicle-captured video to use for display201910,271,021Vehicle trajectory determination to stabilize vehicle-captured video201910,244,211Immersive interactive telepresence201910,200,659Collaborative camera viewpoint control for interactive telepresence201910,185,878System and method for person counting in image data201910,146,305Eye gaze tracking using binocular fixation constraints201810,134,416Privacy-preserving energy-efficient speakers for personal sound201810,044,982Providing a tele-immersive experience using a mirror metaphor20189,990,050Dynamic hand gesture recognition using depth data20189,977,574Accelerated instant replay for co-present and distributed meetings20189,971,490Device control20189,959,627Computing 3D shape parameters for face animation20189,883,138'Telepresence experience'20189,875,533Image processing for productivity applications20189,864,430'Gaze tracking via eye gaze model'20189,836,870Geometric proxy for a participant in an online meeting20179,756,284'Imaging through a display screen'20179,742,780'Audio based discovery and connection to a service controller'20179,684,827'Eye gaze tracking based upon adaptive homography mapping'20179,672,416'Facial expression tracking'20179,641,805'Providing a tele-immersive experience using a mirror metaphor'20179,613,450'Photo-realistic synthesis of three dimensional animation with facial features synchronized with speech'20179,569,689'Image processing for productivity applications'20179,552,061'Eye gaze tracking using binocular fixation constraints'20179,536,312'Depth reconstruction using plural depth capture units'20179,536,135'Dynamic hand gesture recognition using depth data'20179,536,046'Automated acquisition of facial images'20179,529,426'Head pose tracking using a depth camera'20169,521,364'Ambulatory presence features'20169,430,040'Eye gaze detection with multiple light sources and sensors'20169,400,548'Gesture personalization and profile roaming'20169,332,218'Perspective-correct communication window with motion parallax'20169,332,222'Controlled three-dimensional communication endpoint'20169,325,943'Providing a tele-immersive experience using a mirror metaphor'20169,270,974'Calibration between depth and color sensors for depth cameras'20169,240,056'Video retargeting'20169,160,966'Imaging through a display screen'20159,123,144'Computing 3D shape parameters for face animation'20159,117,279'Hair surface reconstruction from wide-baseline camera arrays'20159,111,263'Adaptive meeting management'20159,065,976'Multi-device capture and spatial browsing of conferences'20159,055,607'Data buddy'20159,031,357'Recovering dis-occluded areas using temporal information integration'20158,976,224'Controlled three-dimensional communication endpoint'20158,941,710'Ambulatory presence features'20158,943,526'Estimating engagement of consumers of presented content'20158,866,889'In-home depth camera calibration'20148,797,380'Accelerated instant replay for co-present and distributed meetings'20148,797,386'Augmented auditory perception for the visually impaired'20148,737,648'Spatialized audio over headphones'20148,731,911'Harmonicity-based single-channel speech quality estimation'20148,693,713'Virtual audio environment for multidimensional conferencing'20148,675,981'Multi-modal gender recognition including depth data'20148,675,067'Immersive remote conferencing'20148,675,926'Distinguishing live faces from flat surfaces'20148,670,018'Detecting reactions and providing feedback to an interaction'20148,639,042'Hierarchical filtered motion field for action recognition'20148,620,009'Virtual sound source positioning'20138,605,890'Multichannel acoustic echo cancellation'20138,600,731'Universal translator'20138,537,196'Multi-device capture and spatial browsing of conferences'20138,509,563'Generation of documents from images'20138,405,706'Visual feedback for natural head positioning'20138,406,483'Boosted face verification'20138,401,979'Multiple category learning for training classifiers'20138,396,247'Recognizing actions of animate objects in video'20138,340,267'Audio transforms in connection with multiparty communication'20128,339,459'Multi-camera head pose tracking'20128,310,521'Insertion of virtual video into live video'20128,281,334'Facilitating advertisement placement over video content'20128,253,774'Ambulatory presence features'20128,233,353'Multi-sensor sound source localization'20128,180,465'Multi-modal device power/mode management'20128,175,382'Learning image enhancement'20128,099,288'Text-dependent speaker verification'20128,079,079'Multimodal authentication'20118,073,125'Spatial audio conferencing'20118,031,967'Video noise reduction'20118,009,880'Recovering parameters from a sub-optimal image'20117,991,607'Translation and capture architecture for output of conversational utterances'20117,930,178'Speech modeling and enhancement based on magnitude-normalized spectra'20117,924,655'Energy-based sound source localization and gain normalization'20117,869,705'Lighting array control'20117,853,053'System and method providing improved head motion estimations for animation'20107,853,886'Persistent spatial collaboration'20107,840,638'Participant positioning in multimedia conferencing'20107,813,923'Calibration based beamforming, non-linear adaptive filtering, and multi-sensor headset'20107,780,084'2-D barcode recognition'20107,778,632'Multi-modal device capable of automated actions'20107,770,116'System and method for whiteboard and audio capture'20107,714,843'Computer input device with a self-contained camera'20107,706,610'Segmentation of objects by minimizing global-local variational energy'20107,706,575'System and method providing improved head motion estimations for animation'20107,694,214'Multimodal note taking, annotation, and gaming'20107,680,656'Multi-sensory speech enhancement using a speech-state model'20107,664,336'Video noise reduction'20107,630,571'Automatic detection of panoramic camera position and orientation table parameters'20097,624,145'Persistent collaborative framework for interactive web applications'20097,612,832'Method and system for video clip compression'20097,590,529'Method and apparatus for reducing noise corruption from an alternative sensor signal during multi-sensory speech enhancement'20097,574,008'Method and apparatus for multi-sensory speech enhancement'20097,539,616'Speaker authentication using adapted background models'20097,532,359'System and process for automatic color and exposure correction in an image'20097,518,631'Audio-visual control system'20097,515,173'Head pose tracking system'20097,508,993'System and process for automatic exposure correction in an image'20097,499,686'Method and apparatus for multi-sensory speech enhancement on a mobile device'20097,496,229'System and method for visual echo cancellation in a projector-camera-whiteboard system'20097,477,762'Incremental motion estimation through local bundle adjustment'20097,460,884'Data buddy'20087,460,160'Multispectral digital camera employing both visible light and non-visible light sensing on a single image sensor'20087,447,630'Method and apparatus for multi-sensory speech enhancement'20087,426,297'System and method for real-time whiteboard capture and processing'20087,406,303'Multi-sensory speech enhancement using synthesized sensor signal'20087,383,181'Multi-sensory speech detection system'20087,352,386'Method and apparatus for recovering a three-dimensional scene from two-dimensional images'20087,346,504'Multi-sensory speech enhancement using a clean speech prior'20087,342,572'System and method for transforming an ordinary computer monitor into a touch screen'20087,327,899'System and method for head size equalization in 360 degree panoramic images'20087,319,908'Multi-modal device power/mode management'20087,308,115'Incremental motion estimation through local bundle adjustment'20077,302,106'System and method for ink or handwriting compression'20077,301,548'System and method for whiteboard scanning to obtain a high resolution image'20077,283,850'Method and apparatus for multi-sensory speech enhancement on a mobile device'20077,274,388'System and method for calibrating a camera with one-dimensional objects'20077,272,256'System and method for progressive stereo matching of digital images'20077,260,257'System and method for whiteboard and audio capture'20077,260,278'System and method for real-time whiteboard capture and processing'20077,250,965'System and method for calibrating a camera with one-dimensional objects'20077,224,847'System and method for real-time whiteboard streaming'20077,212,656'Rapid computer modeling of faces for animation'20077,200,281'System and method for image-based surface detail transfer'20077,184,609'System and method for head size equalization in 360 degree panoramic images'20077,181,051'Rapid computer modeling of faces for animation'20077,174,035'Rapid computer modeling of faces for animation'20077,171,056'System and method for converting whiteboard content into an electronic document'20077,164,790'System and method for progressive stereo matching of digital images'20077,158,658'Rapid computer modeling of faces for animation'20077,149,329'Rapid computer modeling of faces for animation'20067,149,330'Rapid computer modeling of faces for animation'20067,142,698'Rapid computer modeling of faces for animation'20067,133,540'Rapid computer modeling of faces for animation'20067,119,816'System and method for whiteboard scanning to obtain a high resolution image'20067,106,899'System and method for progressive stereo matching of digital images'20067,082,212'Rapid computer modeling of faces for animation'20067,068,303'System and method for calibrating a camera with one-dimensional objects'20067,065,233'Rapid computer modeling of faces for animation'20067,039,219'System and method providing improved head motion estimations for animation'20067,020,305'System and method providing improved head motion estimations for animation'20067,020,347'System and method for image-based surface detail transfer'20066,996,254'Incremental motion estimation through local bundle adjustment'20066,993,163'Rapid computer modeling of faces for animation'20066,980,671'Rapid computer modeling of faces for animation'20056,950,537'Rapid computer modeling of faces for animation'20056,944,320'Rapid computer modeling of faces for animation'20056,931,150'System and method for progressive stereo matching of digital images'20056,828,972'System and method for expression mapping'20046,807,290'Rapid computer modeling of faces for animation'20046,774,889'System and method for transforming an ordinary computer monitor screen into a touch screen'20046,771,303'Video-teleconferencing system with eye-gaze correction'20046,771,810'System and method for estimating the epipolar geometry between images'20046,718,062'System and method for matching curves of multiple images representing a scene'20046,665,440'System and method for performing corner guided curve matching of multiple images representing a scene'20036,661,913'System and method for determining structure and motion using multiples sets of images from different projection models for object modeling'20036,639,594'View-dependent image synthesis'20036,614,429'System and method for determining structure and motion from two-dimensional images for multi-resolution object modeling'20036,608,923'System and method for rectifying images of three dimensional objects'20036,606,406'System and method for progressive stereo matching of digital images'20036,606,404'System and method for computing rectifying homographies for stereo vision processing of three dimensional objects'20036,594,616'System and method for providing a mobile input device'20036,476,803'Object modeling system and process employing noise elimination and robust surface extraction techniques'20026,437,823'Method and system for calibrating digital cameras'20026,137,902'Linear estimation method for three-dimensional position with affine camera correction'2000Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002–2018Patents assigned to MICROSOFT CORP (134)· patent assignee history
2002–2019Based in Redmond, WA, US· patent location history
2007–2020Based in Bellevue, WA, US· patent location history
2011–2017Patents assigned to ZHANG ZHENGYOU (45)· patent assignee history
2011–2016Patents assigned to LIU ZICHENG (13)· patent assignee history
2012–2017Patents assigned to ZHANG CHA (13)· patent assignee history
2015–2020Patents assigned to MICROSOFT TECHNOLOGY LICENSING LLC (53)· patent assignee history
2020Based in Mercer Island, WA, US· patent location history
2021Based in Sunnyvale, CA, US· patent location history
2021Based in Fenton, MI, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MICROSOFT CORP | 134 | 2002–2018 |
| MICROSOFT TECHNOLOGY LICENSING LLC | 53 | 2015–2020 |
| ZHANG ZHENGYOUself | 45 | 2011–2017 |
| LIU ZICHENG | 13 | 2011–2016 |
| ZHANG CHA | 13 | 2012–2017 |
Locations
| Location | Patents | Span |
|---|---|---|
| Bellevue, Washington, US | 104 | 2007–2020 |
| Redmond, Washington, US | 74 | 2002–2019 |
| Mercer Island, Washington, US | 3 | 2020 |
| Sunnyvale, California, US | 1 | 2021 |
| Fenton, MI, US | 1 | 2021 |