Patents by Inventor Zhijie Chen

Zhijie Chen 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).

  • Patent number: 12266097
    Abstract: Image analysis methods based on an ultrasound imaging device and ultrasound imaging devices are provided. An image analysis method may include: obtaining an image of a first section of a target object; generating a first analysis result corresponding to the target object according to the image of the first section; obtaining an image of a second section of the target object; generating a second analysis result corresponding to the target object according to the image of the second section; generating a diagnostic analysis result of the target object according to the first analysis result and the second analysis result; and displaying the diagnostic analysis result of the target object.
    Type: Grant
    Filed: December 4, 2020
    Date of Patent: April 1, 2025
    Assignees: Shenzhen Mindray Bio-Medical Electronics Co., Ltd., Shenzhen Mindray Scientific Co., Ltd.
    Inventors: Xuehao Gong, Shuo Liu, Lei Zhu, Zhijie Chen, Juan Yuan
  • Patent number: 12183323
    Abstract: The present disclosure provides a method of recognizing speech offline, electronic device, and a storage medium, relating to a field of artificial intelligence such as speech recognition, natural language processing, and deep learning. The method may include: decoding speech data to be recognized into a syllable recognition result; transforming the syllable recognition result into a corresponding text as a speech recognition result of the speech data.
    Type: Grant
    Filed: December 16, 2021
    Date of Patent: December 31, 2024
    Assignee: Beijing Baidu Netcom Science Technology Co., Ltd.
    Inventors: Xiaoyin Fu, Mingxin Liang, Zhijie Chen, Qiguang Zang, Zhengxiang Jiang, Liao Zhang, Qi Zhang, Lei Jia
  • Patent number: 12183324
    Abstract: The present disclosure provides speech recognition and codec methods and apparatuses, an electronic device and a storage medium, and relates to the field of artificial intelligence such as intelligent speech, deep learning and natural language processing. The speech recognition method may include: acquiring an audio feature of to-be-recognized speech; encoding the audio feature to obtain an encoding feature; truncating the encoding feature to obtain continuous N feature fragments, N being a positive integer greater than one; and acquiring, for any one of the feature segments, corresponding historical feature abstraction information, encoding the feature segment in combination with the historical feature abstraction information, and decoding an encoding result to obtain a recognition result corresponding to the feature segment, wherein the historical feature abstraction information is information obtained by feature abstraction of recognized historical feature fragments.
    Type: Grant
    Filed: May 6, 2022
    Date of Patent: December 31, 2024
    Assignee: BEIJING BAIDU NETCOM SCIENCE TECHNOLOGY CO., LTD.
    Inventors: Xiaoyin Fu, Zhijie Chen, Mingxin Liang, Mingshun Yang, Lei Jia, Haifeng Wang
  • Patent number: 12176915
    Abstract: A time signal processor based on multiplying phase interpolation circuit is provided. The time signal processor includes a time signal processing circuit, a calibration circuit and a digital logic circuit, and realizes a time input signal-digital output signal conversion process. The time signal processing circuit quantizes an input time signal to obtain a series of digital code output; feedback compensation is carried out on the time signal processing circuit through the calibration circuit; and finally, the digital logic circuit completes final digital output.
    Type: Grant
    Filed: June 13, 2024
    Date of Patent: December 24, 2024
    Assignee: BEIJING UNIVERSITY OF TECHNOLOGY
    Inventors: Zhijie Chen, Xiaoyu Zhang, Peiyuan Wan
  • Patent number: 12150808
    Abstract: A method for measuring parameters in an ultrasonic image, includes: obtaining an ultrasound image by receiving ultrasound echoes from a target tissue with an ultrasound probe and contains an area representing the target tissue; displaying the ultrasound image; obtaining multiple measurement items to be measured; determining multiple anatomical feature items whose positions are to be determined during a measurement of the multiple measurement items according to a relevance among the multiple measurement items, to obtain a feature set that comprises the multiple anatomical feature items and whose anatomical feature items are different from each other; determining positions of the anatomical feature items in the feature set in the ultrasound image; calculating values of the multiple measurement items according to the positions of the anatomical feature items in the feature set; and outputting the values of the multiple measurement items.
    Type: Grant
    Filed: December 7, 2021
    Date of Patent: November 26, 2024
    Assignees: Shenzhen Mindray Bio-Medical Electronics Co., Ltd., Shenzhen Second People's Hospital
    Inventors: Huifang Wang, Yongquan Lai, Yaoxian Zou, Muqing Lin, Zhijie Chen
  • Publication number: 20240362067
    Abstract: A digital content processing method and a digital content processing apparatus, an electronic device, a storage medium and a product are provided. The digital content processing method includes: acquiring a definition of a one-time processing step and a definition of a one-time processing process; decomposing and orchestrating a digital content processing process according to the acquired definitions; and processing digital content according to the decomposed and orchestrated digital content processing process. The decomposition and orchestration includes merging multiple same one-time processing steps in at least one one-time processing process into one processing node.
    Type: Application
    Filed: March 8, 2023
    Publication date: October 31, 2024
    Inventors: Zhijie Chen, Feng Zhou
  • Patent number: 12102991
    Abstract: A series of isoreticular metal-organic frameworks composed of metal nodes connected by rigid trigonal prismatic organic linkers and having a 6,12-coordinatled alb network topology are provided. Also provided are methods of synthesizing the metal-organic frameworks and methods of using the metal-organic frameworks to catalyze the hydrolysis of organic molecules, such as nerve agents, having hydrolysable bonds.
    Type: Grant
    Filed: July 16, 2020
    Date of Patent: October 1, 2024
    Assignee: Northwestern University
    Inventors: Omar K. Farha, Zhijie Chen, Penghao Li, J. Fraser Stoddart
  • Publication number: 20240277313
    Abstract: A three-dimensional ultrasonic imaging method includes transmitting an ultrasonic wave to a fetal head; receiving an ultrasonic echo, obtaining an ultrasonic echo signal, and obtaining the three-dimensional volume data of the fetal head according to the ultrasonic echo signal; according to the characteristics of a median sagittal section of the fetal head, detecting the median sagittal section in the three-dimensional volume data; and displaying the median sagittal section.
    Type: Application
    Filed: April 22, 2024
    Publication date: August 22, 2024
    Inventors: Yaoxian ZOU, Muqing LIN, Zhijie CHEN, Yi XIONG, Bin YAO
  • Patent number: 12033616
    Abstract: A method for training a speech recognition model, a device and a storage medium, which relate to the field of computer technologies, and particularly to the fields of speech recognition technologies, deep learning technologies, or the like, are disclosed. The method for training a speech recognition model includes: obtaining a fusion probability of each of at least one candidate text corresponding to a speech based on an acoustic decoding model and a language model; selecting a preset number of one or more candidate texts based on the fusion probability of each of the at least one candidate text, and determining a predicted text based on the preset number of one or more candidate texts; and obtaining a loss function based on the predicted text and a standard text corresponding to the speech, and training the speech recognition model based on the loss function.
    Type: Grant
    Filed: January 10, 2022
    Date of Patent: July 9, 2024
    Assignee: BEIJING BAIDU NETCOM SCIENCE TECHNOLOGY CO., LTD.
    Inventors: Junyao Shao, Xiaoyin Fu, Qiguang Zang, Zhijie Chen, Mingxin Liang, Huanxin Zheng, Sheng Qian
  • Publication number: 20240174698
    Abstract: The present disclosure relates generally to 1,2-azaborines and methods of making the same.
    Type: Application
    Filed: September 25, 2023
    Publication date: May 30, 2024
    Inventors: Guangbin Dong, Hairong Lyu, Zhijie Chen, Yifei Wu, Shinyoung Choi
  • Patent number: 11969288
    Abstract: A three-dimensional ultrasonic imaging method includes transmitting an ultrasonic wave to a fetal head; receiving an ultrasonic echo, obtaining an ultrasonic echo signal, and obtaining the three-dimensional volume data of the fetal head according to the ultrasonic echo signal; according to the characteristics of a median sagittal section of the fetal head, detecting the median sagittal section in the three-dimensional volume data; and displaying the median sagittal section.
    Type: Grant
    Filed: June 21, 2021
    Date of Patent: April 30, 2024
    Assignee: Shenzhen Mindray Bio-Medical Electronics Co., Ltd.
    Inventors: Yaoxian Zou, Muqing Lin, Zhijie Chen, Yi Xiong, Bin Yao
  • Publication number: 20240058607
    Abstract: Photovoltaic retinal prosthesis is provided with optically configurable confinement of electrical field. A video stream is projected onto a retinal implant. An array of photovoltaic pixels is configured to provide retinal stimulus responsive to the video stream. The photovoltaic pixels have a common return electrode. Each pixel has an active electrode that is coupled to retinal tissue via a capacitive interface or a faradaic interface. Each pixel includes photodiode(s) connected in series between the common return electrode and the corresponding active electrode. The projected video stream is configured based on a source video stream such that one or more pixels of the retinal implant that will be dark in a next frame of the projected video stream are optically preconditioned (pre-charged) by the projected video stream during the previous frame to become sufficiently conductive to act as transient local return electrodes during the next frame of the projected video stream.
    Type: Application
    Filed: March 16, 2022
    Publication date: February 22, 2024
    Inventors: Zhijie Chen, Daniel V. Palanker, Bingyi Wang
  • Publication number: 20240010858
    Abstract: A polyamide coating slurry and its preparing method, and a process for preparing polyamide-coated fabric for printing are provided. The present disclosure provides a polyamide coating slurry for precise inkjet printing with wide applicability simple preparation steps. The surface structure and lipophilicity of the coating can be changed by mixing polyvinyl butyral and polyoxypropylene lauryl ether, urea and poly-N-isopropylacrylamide in polyamide 6, so that the adsorption properties and permeability of the coating to ink are greatly improved, and thus high-precision inkjet printing can be realized.
    Type: Application
    Filed: July 7, 2023
    Publication date: January 11, 2024
    Inventors: Zhijie Chen, Xianghong Wang, Wenchang Lang, Dongming Qi
  • Publication number: 20240012180
    Abstract: Implementations of an ocular contact lens may include a curved surface on a first side, a flat surface on a second side opposing the first side, and one or more chamfered edges between the first side and the second side where the one or more chamfered edges has a wider circumference near the flat surface. A straight edge may be included between the curved surface and the one or more chamfered edges oriented perpendicular with the flat surface along with a light source circling and contact at least a portion of the one or more chamfered edges.
    Type: Application
    Filed: September 25, 2023
    Publication date: January 11, 2024
    Inventors: Ramin Schadlu, Zhijie Chen
  • Publication number: 20230414195
    Abstract: A method for measuring parameters in an ultrasonic image, comprising: acquiring an ultrasonic image, the image comprising a target tissue; an ultrasound probe obtaining an ultrasonic image by means of receiving an ultrasound signal from the target tissue; displaying the ultrasonic image; obtaining a measurement instruction on the basis of the ultrasonic image; calculating a related measurement item of the target tissue according to the measurement instruction and obtaining a calculation result; and outputting the calculation result. Further provided is a system for measuring parameters in an ultrasonic image. The method and system solve the problem wherein ultrasonic image measurement operations are inconvenient.
    Type: Application
    Filed: September 9, 2023
    Publication date: December 28, 2023
    Inventors: Huifang WANG, Yongquan LAI, Yaoxian ZOU, Muqing LIN, Zhijie CHEN
  • Publication number: 20230410794
    Abstract: An audio recognition method, a method of training an audio recognition model, and an electronic device are provided, which relate to fields of artificial intelligence, speech recognition, deep learning and natural language processing technologies. The audio recognition method includes: truncating an audio feature of target audio data to obtain at least one first audio sequence feature corresponding to a predetermined duration; obtaining, according to a peak information of the audio feature, a peak sub-information corresponding to the first audio sequence feature; performing at least one decoding operation on the first audio sequence feature to obtain a recognition result for the first audio sequence feature, a number of times the decoding operation is performed being identical to a number of peaks corresponding to the first audio sequence feature; obtaining target text data for the target audio data according to the recognition result for the at least one first audio sequence feature.
    Type: Application
    Filed: August 25, 2023
    Publication date: December 21, 2023
    Inventors: Xiaoyin FU, Mingshun YANG, Qiguang ZANG, Zhijie CHEN, Yangkai XU, Guibin WANG, Lei JIA
  • Patent number: 11826194
    Abstract: A method for measuring parameters in an ultrasonic image, comprising: acquiring an ultrasonic image, the image comprising a target tissue; an ultrasound probe obtaining an ultrasonic image by means of receiving an ultrasound signal from the target tissue; displaying the ultrasonic image; obtaining a measurement instruction on the basis of the ultrasonic image; calculating a related measurement item of the target tissue according to the measurement instruction and obtaining a calculation result; and outputting the calculation result. Further provided is a system for measuring parameters in an ultrasonic image. The method and system solve the problem wherein ultrasonic image measurement operations are inconvenient.
    Type: Grant
    Filed: January 16, 2017
    Date of Patent: November 28, 2023
    Assignees: Shenzhen Mindray Bio-Medical Electronics Co., Ltd., Shenzhen Second People's Hospital
    Inventors: Huifang Wang, Yongquan Lai, Yaoxian Zou, Muqing Lin, Zhijie Chen
  • Patent number: 11768316
    Abstract: A new ocular contact lens has been designed to increase the amount of light reaching the retina. The contact lens edge is chamfered to redirect and increase the light reaching the retina. A light source encircles and contacts the straight or curved chamfered edge. Additionally, a reflective cylinder and its top wall encircle the lens to block any loss of light. This distal edge of the contact lens may be rounded to increase the angle of retina visible. A new ocular imaging camera has a low-light camera subassembly with server, a photosensor next to low-light camera, a short cylindrical housing, a space between the camera subassembly and the housing, an internal program in server to detect good or poor image quality and an alarm for poor image quality, wherein an operator recaptures the image. A system has a highly efficient method to screen and diagnose a large number of patients using the new ocular contact lens and ocular imaging camera. The system receives and processes the photographs.
    Type: Grant
    Filed: October 14, 2019
    Date of Patent: September 26, 2023
    Assignee: Preventa Medical Corporation
    Inventors: Ramin Schadlu, Zhijie Chen
  • Patent number: 11756529
    Abstract: Proposed are a method and apparatus for speech recognition, and a storage medium. The specific solution includes: obtaining audio data to be recognized; decoding the audio data to obtain a first syllable of a to-be-converted word, in which the first syllable is a combination of at least one phoneme corresponding to the to-be-converted word; obtaining a sentence to which the to-be-converted word belongs and a converted word in the sentence, and obtaining a second syllable of the converted word; encoding the first syllable and the second syllable to generate first encoding information of the first syllable; and decoding the first encoding information to obtain a text corresponding to the to-be-converted word.
    Type: Grant
    Filed: December 16, 2020
    Date of Patent: September 12, 2023
    Assignee: BEIJING BAIDU NETCOM SCIENCE AND TECHNOLOGY CO., LTD.
    Inventors: Liao Zhang, Xiaoyin Fu, Zhengxiang Jiang, Mingxin Liang, Junyao Shao, Qi Zhang, Zhijie Chen, Qiguang Zang
  • Patent number: 11744541
    Abstract: A method for measuring parameters in an ultrasonic image, includes: obtaining a pelvic ultrasound image, wherein the pelvic ultrasound image is acquired by receiving ultrasound echoes from a pelvic floor tissue with an ultrasound probe and contains an area representing the pelvic floor tissue; displaying the pelvic ultrasound image; determining a position of an inferoposterior margin of symphysis pubis in the pelvic ultrasound image; determining a central axis of symphysis pubis in the pelvic ultrasound image; determining an axis that passes through the determined position of the inferoposterior margin of symphysis pubis and is at an angle of 135 degree with respect to the determined central axis of symphysis pubis; determining a position of a bladder neck in the pelvic ultrasound image; and calculating a distance from the determined position of the bladder neck to the determined axis to obtain a value of a bladder neck-symphyseal distance.
    Type: Grant
    Filed: December 7, 2021
    Date of Patent: September 5, 2023
    Assignees: Shenzhen Mindray Bio-Medical Electronics Co., Ltd., Shenzhen Second People's Hospital
    Inventors: Huifang Wang, Yongquan Lai, Yaoxian Zou, Muqing Lin, Zhijie Chen