Patents by Inventor Ziyan Wu

Ziyan Wu has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20250117959
    Abstract: Multiple predictions about the position of an object during a time period may each indicate the position of the object at a respective time during the time period. Respective validity indications corresponding to the multiple predictions may each indicate an accuracy of the corresponding prediction. Whether a change has occurred in a distribution of the predictions from a first subset of predictions to a second subset of predictions during the time period may be determined. If the change has occurred, a prediction from the first subset of predictions or the second subset of predictions may be selected, based on the validity of the predictions and/or the detection of a motion, as a best indication of the position of the object.
    Type: Application
    Filed: October 4, 2023
    Publication date: April 10, 2025
    Applicant: Shanghai United Imaging Intelligence Co., Ltd.
    Inventors: Benjamin Planche, Ziyan Wu, Meng Zheng, Zhongpai Gao, Abhishek Sharma
  • Publication number: 20250111517
    Abstract: An apparatus for annotating a medical image may be configured to obtain, automatically, an outline of a region of interest (ROI) in the medical image and determine, based on one or more inner control points and one or more outer control points. The one or more inner control points may be located within the ROI and the one or more outer control points may be located outside of the ROI. The outline may be subsequently adjusted based on a user input and the adjusted outline may be used to generate a segmentation of the ROI.
    Type: Application
    Filed: September 28, 2023
    Publication date: April 3, 2025
    Applicant: Shanghai United Imaging Intelligence Co., Ltd.
    Inventors: Wenzhe Cui, Meng Zheng, Arun Innanje, Ziyan Wu, Terrence Chen
  • Publication number: 20250094484
    Abstract: Described herein are machine learning (ML) based on systems, methods, and instrumentalities associated with image search and/or retrieval. An apparatus as described herein may obtain a query image and a textual description associated with the query image, and generate, using an artificial neural network (ANN), a feature representation that may represent the image and the textual description as an associated pair. Based on the feature representation, the apparatus may identify one or more images from an image repository and provide an indication regarding the one or more identified images, for example, as a ranked list.
    Type: Application
    Filed: September 18, 2023
    Publication date: March 20, 2025
    Applicant: Shanghai United Imaging Intelligence Co., Ltd.
    Inventors: Meng Zheng, Ziyan Wu, Benjamin Planche, Zhongpai Gao, Terrence Chen
  • Patent number: 12232900
    Abstract: An automated process for data annotation of medical images includes obtaining image data from an imaging sensor, partitioning the image data, identifying an object of interest in the partitioned image data, generating an initial contour with one or more control points with respect to the object of interest, identifying a manual adjustment of one of the control points, automatically adjust a position of at least one other control point within a predetermined range of the manually adjusted control point to a new position, the new position of the at least one other control point and manually adjusted control point defining a new contour, and generating an updated image with the new contour and corresponding control points.
    Type: Grant
    Filed: December 23, 2021
    Date of Patent: February 25, 2025
    Assignee: Shanghai United Imaging Intelligence Co., Ltd.
    Inventors: Meng Zheng, Elena Zhao, Srikrishna Karanam, Ziyan Wu, Terrence Chen
  • Patent number: 12186913
    Abstract: An apparatus for automated collision avoidance includes a sensor configured to detect an object of interest, predicting a representation of the object of interest at a future point in time, calculating an indication of a possibility of a collision with the object of interest based on the representation of the object of interest at the future point in time, and executing a collision avoidance action based on the indication.
    Type: Grant
    Filed: December 29, 2021
    Date of Patent: January 7, 2025
    Assignee: Shanghai United Imaging Intelligence Co., Ltd.
    Inventors: Ziyan Wu, Srikrishna Karanam, Meng Zheng, Abhishek Sharma
  • Patent number: 12178641
    Abstract: The present disclosure provides a system and method for fetus monitoring. The method may include obtaining ultrasound data relating to a fetus collected by an ultrasound imaging device; generating a 4D image of the fetus based on the ultrasound data; directing a display component of a virtual reality (VR) device to display the 4D image to an operator; detecting motion of the fetus based on the ultrasound data; and directing a haptic component of the VR device to provide haptic feedback with respect to the motion to the operator.
    Type: Grant
    Filed: July 21, 2022
    Date of Patent: December 31, 2024
    Assignee: SHANGHAI UNITED IMAGING INTELLIGENCE CO., LTD.
    Inventors: Shanhui Sun, Ziyan Wu, Xiao Chen, Zhang Chen, Yikang Liu, Arun Innanje, Terrence Chen
  • Patent number: 12181767
    Abstract: A color electrophoretic display with improved black optical state includes an electrophoretic medium having five types of charged electrophoretic pigment particles in a non-polar fluid: a first particle having a first optical property and first charge polarity; a second particle having a second optical property and second opposite charge polarity with a first charge magnitude; a third particle having a third optical property and second charge polarity with a second charge magnitude smaller than the first charge; a fourth particle having a fourth optical property and second charge polarity with a third charge magnitude smaller than the second charge; and a fifth particle having a fifth optical property and second charge polarity with a fourth charge magnitude greater than the first charge. The first and fifth particles are white and black, respectively, and the second, third, and fourth particles are each a different one of cyan, magenta, and yellow.
    Type: Grant
    Filed: June 17, 2024
    Date of Patent: December 31, 2024
    Assignee: E Ink Corporation
    Inventors: Stephen J. Telfer, Ziyan Wu, Sherry Hsin-Yi Tsai, Alex Cheng, Zhe Gong
  • Patent number: 12183019
    Abstract: A human model such as a 3D human mesh may be generated for a person in a medical environment based on one or more images of the person. The images may be captured using a sensing device that may be attached to an existing medical device such as a medical scanner in the medical environment. Such an arrangement may ensure that unblocked views of the person (e.g., body keypoints of the person) may be obtained and used to generate the human model. The position of the medical device in the medical environment may be determined and used to facilitate the human model construction such that the pose and body shape of the person in the medical environment may be accurately represented by the human model.
    Type: Grant
    Filed: November 28, 2022
    Date of Patent: December 31, 2024
    Assignee: Shanghai United Imaging Intelligence Co., Ltd.
    Inventors: Srikrishna Karanam, Meng Zheng, Ziyan Wu
  • Publication number: 20240412452
    Abstract: Disclosed herein are systems, methods and instrumentalities associated with multi-view 3D human model estimation using machine learning (ML) based techniques. These techniques may use synthetically generated data to train an ML model that may be used to progressively regress a 3D human body model based on multi-view 2D images. The training data may be synthetically generated based on statistical distributions of human poses and human body shapes, as well as a statistical distribution of camera viewpoints. The progressive regression may be performed based on consensus features shared by the multi-view images and diversity features derived from at least one of the multi-view images. Consistency between the multi-view images may also be maintained during the regression process.
    Type: Application
    Filed: June 7, 2023
    Publication date: December 12, 2024
    Applicant: Shanghai United Imaging Intelligence Co., Ltd.
    Inventors: Meng Zheng, Xuan Gong, Benjamin Planche, Ziyan Wu
  • Publication number: 20240392144
    Abstract: Improved formulations of electrophoretic media that can be incorporated into displays, front plane laminates, inverted front plane laminates, or color changing films. The formulations include a non-polar fluid, a plurality of first charged particles, and charge control agents (CCA) including a quaternary amine and an unsaturated polymeric tail comprising monomers of at least 10 carbon atoms in length. The formulations show improved switching speeds, as well as a larger dynamic range at low temperatures (i.e., below about 0° C.), where compared to state-of-the-art electrophoretic media.
    Type: Application
    Filed: August 2, 2024
    Publication date: November 28, 2024
    Inventors: Ziyan WU, Jason D. FEICK, James H. ABORN, John LOCK, Kosta LADAVAC, Erik DUNKERLEY, Hui DU, Olga Vladimirovna BARYKINA-TASSA
  • Publication number: 20240394870
    Abstract: The physical characteristics of one or more anatomical structures of a person may change in accordance with conditions surrounding the determination of such physical characteristics. Machine learning based techniques may be used to determine a template representation of the one or more anatomical structures that may indicate the physical characteristics of the one or more anatomical structures free of the impact imposed by changing conditions. The template representation may then be used to predict the physical characteristics of the one or more anatomical structures under a new set of conditions, without subjecting the person to additional medical scans.
    Type: Application
    Filed: May 26, 2023
    Publication date: November 28, 2024
    Applicant: Shanghai United Imaging Intelligence Co., Ltd.
    Inventors: Benjamin Planche, Pierre Sibut-Bourde, Ziyan Wu, Meng Zheng, Zhongpai Gao, Abhishek Sharma
  • Publication number: 20240378731
    Abstract: Detecting motions associated with a body part of a patient may include using an image sensor installed inside a medical scanner to capture first and second images of the patient inside the medical scanner, wherein the first image may depict the patient in a first state and the second image may depict the patient in a second state. A first area, in the first image, that corresponds to the body part of the patient may be identified and a second area, in the second image, that corresponds to the body part may also be identified so that a first plurality of features may be extracted from the first area of the first image and a second plurality of features may be extracted from the second area of the second image. A motion associated with the body part of the patient may be determined based on the first and second pluralities of features.
    Type: Application
    Filed: May 9, 2023
    Publication date: November 14, 2024
    Applicant: Shanghai United Imaging Intelligence Co., Ltd.
    Inventors: Zhongpai Gao, Abhishek Sharma, Meng Zheng, Benjamin Planche, Ziyan Wu, Terrence Chen
  • Patent number: 12141420
    Abstract: Click based contour editing includes detecting a selection input with respect to an image presented on a graphical user interface; designating an area of the image corresponding to the selection input as a region of interest; detecting at least one other selection input on the graphical user interface with respect to the image; determining if the at least one other selection input is within the region of interest or outside of the region of interest; and if the at least one other selection input is within the region of interest, excluding the portion of the image corresponding to the other input; or if the other selection input is outside of the region of interest, including the portion of the image corresponding to an area of the image associated with the other selection input.
    Type: Grant
    Filed: October 5, 2022
    Date of Patent: November 12, 2024
    Assignee: Shanghai United Imaging Intelligence Co., Ltd.
    Inventors: Arun Innanje, Zheng Peng, Ziyan Wu, Qin Liu, Terrence Chen
  • Patent number: 12138015
    Abstract: A medical system may utilize a modular and extensible sensing device to derive a two-dimensional (2D) or three-dimensional (3D) human model for a patient in real-time based on images of the patient captured by a sensor such as a digital camera. The 2D or 3D human model may be visually presented on one or more devices of the medical system and used to facilitate a healthcare service provided to the patient. In examples, the 2D or 3D human model may be used to improve the speed, accuracy and consistency of patient positioning for a medical procedure. In examples, the 2D or 3D human model may be used to enable unified analysis of the patient's medical conditions by linking different scan images of the patient through the 2D or 3D human model. In examples, the 2D or 3D human model may be used to facilitate surgical navigation, patient monitoring, process automation, and/or the like.
    Type: Grant
    Filed: May 5, 2022
    Date of Patent: November 12, 2024
    Assignee: Shanghai United Imaging Intelligence Co., Ltd.
    Inventors: Ziyan Wu, Srikrishna Karanam, Arun Innanje, Shanhui Sun, Abhishek Sharma, Yimo Guo, Zhang Chen
  • Patent number: 12136235
    Abstract: Human model recovery may be realized utilizing pre-trained artificially neural networks. A first neural network may be trained to determine body keypoints of a person based on image(s) of a person. A second neural network may be trained to predict pose parameters associated with the person based on the body keypoints. A third neural network may be trained to predict shape parameters associated with the person based on depth image(s) of the person. A 3D human model may then be generated based on the pose and shape parameters respectively predicted by the second and third neural networks. The training of the second neural network may be conducted using synthetically generated body keypoints and the training of the third neural network may be conducted using normal maps. The pose and shape parameters predicted by the second and third neural networks may be further optimized through an iterative optimization process.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: November 5, 2024
    Assignee: Shanghai United Imaging Intelligence Co., Ltd.
    Inventors: Meng Zheng, Srikrishna Karanam, Ziyan Wu
  • Publication number: 20240346684
    Abstract: Disclosed herein are systems, methods and instrumentalities associated with multi-person joint location and pose estimation based on an image that depicts multiple people in a scene, where at least some of the joint locations of a person may be blocked or obstructed by other people or objects in the scene. The estimation may be performed by detecting and grouping joint locations in the image using a bottom-up approach, and refining each group of detected joint locations by recovering obstructed joint location(s) that may be missing from the group. The detection, grouping, and/or refinement may be accomplished based on one or more machine learning (ML) models that may be implemented using artificial neural networks such as convolutional neural networks.
    Type: Application
    Filed: April 11, 2023
    Publication date: October 17, 2024
    Applicant: Shanghai United Imaging Intelligence Co., Ltd.
    Inventors: Meng Zheng, Jun Wang, Benjamin Planche, Zhongpai Gao, Ziyan Wu
  • Publication number: 20240337890
    Abstract: A color electrophoretic display with improved black optical state includes an electrophoretic medium having five types of charged electrophoretic pigment particles in a non-polar fluid: a first particle having a first optical property and first charge polarity; a second particle having a second optical property and second opposite charge polarity with a first charge magnitude; a third particle having a third optical property and second charge polarity with a second charge magnitude smaller than the first charge; a fourth particle having a fourth optical property and second charge polarity with a third charge magnitude smaller than the second charge; and a fifth particle having a fifth optical property and second charge polarity with a fourth charge magnitude greater than the first charge. The first and fifth particles are white and black, respectively, and the second, third, and fourth particles are each a different one of cyan, magenta, and yellow.
    Type: Application
    Filed: June 17, 2024
    Publication date: October 10, 2024
    Inventors: Stephen J. TELFER, Ziyan WU, Sherry Hsin-Yi TSAI, Alex CHENG, Zhe GONG
  • Publication number: 20240331446
    Abstract: Automatic hand gesture determination may be a challenging task considering the complex anatomy and high dimensionality of the human hand. Disclosed herein are systems, methods, and instrumentalities associated with recognizing a hand gesture in spite of the challenges. An apparatus in accordance with embodiments of the present disclosure may use machine learning based techniques to identify the area of an image that may contain a hand and to determine an orientation of the hand relative to a pre-defined direction. The apparatus may then adjust the area of the image containing the hand to align the orientation of the hand with the pre-defined direction and/or to scale the image area to a pre-defined size. Based on the adjusted image area, the apparatus may detect a plurality of hand landmarks and predict a gesture indicated by the hand based on the plurality of detected landmarks.
    Type: Application
    Filed: March 27, 2023
    Publication date: October 3, 2024
    Applicant: Shanghai United Imaging Intelligence Co., Ltd.
    Inventors: Zhongpai Gao, Abhishek Sharma, Meng Zheng, Benjamin Planche, Ziyan Wu, Terrence Chen
  • Patent number: 12084595
    Abstract: Improved formulations of electrophoretic media that can be incorporated into displays, front plane laminates, inverted front plane laminates, or color changing films. The formulations include a non-polar fluid, a plurality of first charged particles, and charge control agents (CCA) including a quaternary amine and an unsaturated polymeric tail comprising monomers of at least 10 carbon atoms in length. The formulations show improved switching speeds, as well as a larger dynamic range at low temperatures (i.e., below about 0° C.), where compared to state-of-the-art electrophoretic media.
    Type: Grant
    Filed: July 21, 2021
    Date of Patent: September 10, 2024
    Assignee: E Ink Corporation
    Inventors: Ziyan Wu, Jason D. Feick, James H. Aborn, John Lock, Kosta Ladavac, Erik Dunkerley, Hui Du, Olga Vladimirovna Barykina-Tassa
  • Patent number: 12064268
    Abstract: A method for medical imaging is provided. The method may include automatically determining that a positioning procedure of a subject has been finished based on image data of the subject captured by an image capturing device. The method may also include obtaining status information of a medical device. The method may further include causing the medical device to perform a scan on the subject based on a determination result that the positioning procedure of the subject has been finished, the status information of the medical device, and a starting signal of the scan.
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: August 20, 2024
    Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Wei Li, Yongqin Xiao, Ziyan Wu