Patents by Inventor Dong Yan

Dong Yan 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: 20210129345
    Abstract: A method and system for monitoring physiological information. The system comprises: sensors (230), wherein the sensors (230) comprise a motion sensor and a medical monitoring sensor, the motion sensor comprises a first type of sensor (1220) and a second type of sensor (1240), and the medical monitoring sensor is configured to acquire physiological information of a user; a motion assembly (920) executing a control parameter-based operation to move in the surroundings; a tripod head (930); and a processor (210) used to execute operations such as information receiving, map construction, route planning, and control parameter operation.
    Type: Application
    Filed: January 22, 2017
    Publication date: May 6, 2021
    Applicant: SICHUAN GOLDEN RIDGE INTELLIGENCE SCIENCE & TECHNOLOGY CO., LTD.
    Inventors: Weirong LIU, Jiaxin LI, Yin JIAO, Li YAN, Dong DONG, Yifeng HUANG
  • Publication number: 20210116311
    Abstract: A self-calibration detection device and a temperature demodulation method oriented to a fiber Raman temperature sensing system. The self-calibration detection device comprises a fiber Raman thermodetector, thermostatic baths, a multi-mode sensing fiber, and a multi-mode reflector. The fiber Raman thermodetector comprises a pulsed laser whose output end is connected to the input end of a WDM. Two output ends of the WDM are respectively connected to input ends of a first and second APDs. Output ends of the first and second APDs are respectively connected to input ends of a first and second LNAs. Output ends of the first and second LNAs are connected to the input end of a data acquisition card whose output end is connected with the input end of a computer. The temperature demodulation method can solve the problems of low temperature measuring accuracy, lower temperature measurement stability and low temperature measurement efficiency.
    Type: Application
    Filed: May 5, 2019
    Publication date: April 22, 2021
    Inventors: Mingjiang Zhang, Jian Li, Jianzhong Zhang, Lijun Qiao, Baoqiang Yan, Yang Xu, Baoquan Jin, Dong Wang, Yu Wang, Yuncai Wang
  • Patent number: 10984816
    Abstract: A voice enhancement method and apparatus of a smart device and a smart device are disclosed. The method comprises: monitoring and collecting a voice signal sent by a user in real time; determining a direction of the user according to the voice signal; collecting a depth image in the direction of the user; determining a sound source direction of the user according to the depth image; and adjusting a beamforming direction of a microphone array on the smart device according to the sound source direction of the user, and performing enhancement processing on the voice signal.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: April 20, 2021
    Assignee: GOERTEK INC.
    Inventors: Jian Zhu, Xiangdong Zhang, Zhenyu Yu, Zhiping Luo, Dong Yan
  • Patent number: 10957564
    Abstract: A self-calibration apparatus and method for a real-time temperature measurement system of a MOCVD device belong to the technical field of semiconductor manufacturing. The apparatus comprises a MOCVD reactor chamber (1) and an optical detector (6). The MOCVD reactor chamber (1) comprises an epitaxial wafer (4). A detection window (5) is provided on the top of the MOCVD reactor chamber (1). The optical detector (6) emits detection light beams whose wavelengths are respectively ?1 and ?2 toward the epitaxial wafer (4) through the detection window (5). The detection light beams are reflected by the epitaxial wafer (4) to form reflected light beams which are detected by the optical detector (6). In the method, points corresponding to the actual thermal radiation ratios are depicted on the theoretical thermal radiation ratio-temperature curve according to actual thermal radiation ratios, and values of the temperatures T corresponding to the points are substituted into formulas to obtain m1 and m2 respectively.
    Type: Grant
    Filed: August 19, 2014
    Date of Patent: March 23, 2021
    Assignee: AK OPTICS TECHNOLOGY CO., LTD.
    Inventors: Chengmin Li, Dong Yan, Linzi Wang, Jianpeng Liu, Hongda Jiao, Tang Zhang, Xiaochao Ma
  • Patent number: 10946529
    Abstract: A method for charging a service robot and a service robot are disclosed. The method comprises: collecting an audio signal generated by a sound source of a charging pile; determining a direction of the sound source according to the collected audio signal; controlling a robot main body to move toward the direction of the sound source, to shorten a distance between the robot main body and the charging pile; judging whether the infrared receiver array has received an infrared pulse signal emitted by the infrared emitter array of the charging pile; and when the infrared receiver array has received the infrared pulse signal, controlling the robot main body to move toward a direction of the charging pile according to the infrared pulse signal, to engage a charging component of the robot main body with a charging contact element of the charging pile.
    Type: Grant
    Filed: May 23, 2018
    Date of Patent: March 16, 2021
    Assignee: GOERTEK INC.
    Inventors: Jian Zhu, Xiangdong Zhang, Zhenyu Yu, Zhiping Luo, Dong Yan
  • Patent number: 10908024
    Abstract: An apparatus and a method for online and real-time detection of a temperature of an epitaxial wafer (4) belong to the technical field of semiconductor detection. The apparatus comprises a MOCVD reaction chamber (1), a light source (6), a beam splitter (7), a reference light detector (8), a reflected light detector (9) and a data acquisition unit (10). The method, on the basis of the apparatus, can obtain a thermal radiation attenuation factor caused by a coating of a reactor chamber window and a reflectance attenuation factor caused by the coating of the reactor chamber window for the epitaxial wafer (4). The apparatus and method can eliminate influence of the coating of the reactor chamber window on an online and real-time temperature detection value, thereby improving the accuracy of the online and real-time temperature detection value.
    Type: Grant
    Filed: August 19, 2014
    Date of Patent: February 2, 2021
    Assignee: AK OPTICS TECHNOLOGY CO., LTD.
    Inventors: Dong Yan, Chengmin Li, Linzi Wang, Jianpeng Liu, Longmao Ye
  • Patent number: 10852445
    Abstract: An unmanned aerial vehicle (UAV) communication method and device and a UAV are disclosed.
    Type: Grant
    Filed: June 8, 2018
    Date of Patent: December 1, 2020
    Assignee: GOERTEK INC.
    Inventors: Jian Zhu, Xiangdong Zhang, Zhenyu Yu, Zhiping Luo, Dong Yan
  • Patent number: 10848865
    Abstract: A method and device for sound source positioning using a microphone array. The method comprises: determining a horizontal axis that a microphone array rotates around as a reference axis; calculating, according to a sound emitted by a sound source that is collected by the microphone array, to obtain a first sound source estimated value indicating a sound source position in a three-dimensional space; acquiring an inclination angle between a plane in which the microphone array is located when it is rotating and a horizontal plane in which the reference axis is located; and according to the first sound source estimated value and the inclination angle, calculating out a second sound source estimated value on a horizontal plane corresponding to the first sound source estimated value, and using the second sound source estimated value as the determined sound source position.
    Type: Grant
    Filed: December 8, 2017
    Date of Patent: November 24, 2020
    Assignee: Weifang Goertek Microelectronics Co., Ltd.
    Inventors: Jian Zhu, Xiangdong Zhang, Zhiping Luo, Dong Yan, Zhuo Chen
  • Publication number: 20200256734
    Abstract: A method and device for measuring body temperature and a smart apparatus are disclosed. The method comprises: when a temperature measuring instruction is received, starting a camera and a first infrared thermometer; photographing a user by using the camera to obtain an image, and identifying the image to determine a part to be measured of the user; acquiring a distance between the first infrared thermometer and the user; when the distance is equal to a preset distance threshold, controlling the first infrared thermometer to measure the temperature of the part to be measured of the user; wherein the preset distance threshold is set according to a focal length of a Fresnel lens of the first infrared thermometer; and according to a preset rule and the measured temperature, determining a value or a value range of the user's body temperature.
    Type: Application
    Filed: May 24, 2018
    Publication date: August 13, 2020
    Inventors: Jian Zhu, Xiangdong Zhang, Zhenyu Yu, Zhiping Luo, Dong Yan
  • Publication number: 20200257003
    Abstract: An unmanned aerial vehicle (UAV) communication method and device and a UAV are disclosed.
    Type: Application
    Filed: June 8, 2018
    Publication date: August 13, 2020
    Inventors: Jian Zhu, Xiangdong Zhang, Zhenyu Yu, Zhiping Luo, Dong Yan
  • Patent number: 10699436
    Abstract: The present invention discloses a spatial positioning device, and a positioning processing method and device. The spatial positioning device comprises a set of cameras arranged horizontally and a set of cameras arranged vertically, wherein each set comprises at least two cameras with the same parameters including an image resolution, a camera lens angle in the horizontal direction and a camera lens angle in the vertical direction; and the at least two cameras in the set of cameras arranged horizontally are aligned in the horizontal direction, and the at least two cameras in the set of cameras arranged vertically are aligned in the vertical direction. In the spatial positioning device provided by the present invention, as the sets of cameras are arranged in the different directions, it is possible to effectively reduce or even eliminate the number of blind spots in the process of image shooting in the single direction.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: June 30, 2020
    Assignee: Goertek Inc.
    Inventors: Jian Zhu, Xiangdong Zhang, Zhuo Chen, Zhiping Luo, Dong Yan
  • Publication number: 20200180161
    Abstract: A method for charging a service robot and a service robot are disclosed. The method comprises: collecting an audio signal generated by a sound source of a charging pile; determining a direction of the sound source according to the collected audio signal; controlling a robot main body to move toward the direction of the sound source, to shorten a distance between the robot main body and the charging pile; judging whether the infrared receiver array has received an infrared pulse signal emitted by the infrared emitter array of the charging pile; and when the infrared receiver array has received the infrared pulse signal, controlling the robot main body to move toward a direction of the charging pile according to the infrared pulse signal, to engage a charging component of the robot main body with a charging contact element of the charging pile.
    Type: Application
    Filed: May 23, 2018
    Publication date: June 11, 2020
    Inventors: Jian Zhu, Xiangdong Zhang, Zhenyu Yu, Zhiping Luo, Dong Yan
  • Patent number: 10670467
    Abstract: A device for measuring surface-temperature of a turbine blade, the device including a probe having a front-end mirror for receiving infrared radiation of a surface on the blade, a collimation lens for refracted the infrared radiation, a PD detector to receive the infrared radiation, and a focal-length servo; and a radial-scanning servo connected to the probe. The front-end mirror, the collimation lens, and PD detector are disposed along the optical axis of the collimation lens. The focal-length servo is adapted to move the collimation lens along the optical axis of the collimation lens. The radial-scanning servo is adapted to move the probe along the optical axis of the collimation lens. The device of the invention is capable of accurately targeting a particular point on the blade having an irregular shape for temperature measurement to accurately detect the temperature distribution on the surface of the blade.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: June 2, 2020
    Assignee: UNIVERSITY OF ELECTRONIC SCIENCE AND TECHNOLOGY OF CHINA
    Inventors: Chao Wang, Jun Hu, Fei Wang, Zezhan Zhang, Jing Jiang, Jie Xiong, Yueming Wang, Tiezhong Ma, Dong Yan, Xueke Gou, Ting Zhou, Yi Niu, Pei Huang
  • Patent number: 10652136
    Abstract: This patent relates to a multi-mode communication method for detecting states of power transmission line, which belongs to electric power communication technology field. In this method, there are sensing devices installed on power transmission line. These sensing devices are used to detect status signals of power transmission line. Status signals are sent to remote monitoring center through communication terminals. Both sensing devices and communication terminals are powered by battery. The main communication network between sensing devices and communication terminals is formed by ZigBee network. Meanwhile, Bluetooth network is a backup communication network between sensing devices and communication terminals. Communication terminals and remote monitoring center are linked through WinMAX.
    Type: Grant
    Filed: April 29, 2016
    Date of Patent: May 12, 2020
    Assignees: STATE GRID JIANGSU ELECTRIC POWER COMPANY NANJING POWER SUPPLY COMPANY, STATE GRID JIANGSU ELECTRIC POWER COMPANY, STATE GRID COMPANY CORPORATION OF CHINA
    Inventors: Lei Wei, Min Lu, Mingchi Shao, Wei Xu, Qiusheng Li, Chuang Guo, Dianxin Chen, Dong Yan, Ling Jiang
  • Patent number: 10643634
    Abstract: The application discloses a multichannel echo cancellation circuit and method and smart device. The multichannel echo cancellation circuit comprises signal extraction circuits, one ends of which are connected to the audio channels of the corresponding loudspeakers, to extract part of the audio signals from the audio channels of the corresponding loudspeakers as echo cancellation reference signals; the other ends of the signal extraction circuits are connected to the isolating circuits; the isolating circuits are interconnected to form one noise channel by which the echo cancellation reference signals extracted by each of the signal extraction circuits are formed into one channel of noise signal and then outputted to the processor; and the processor subtracts the noise signal from the sound signal collected by the microphone according to the noise signal inputted and a sound signal collected by a microphone, to obtain a signal that has been denoised.
    Type: Grant
    Filed: December 8, 2017
    Date of Patent: May 5, 2020
    Assignee: GOERTEK INC.
    Inventors: Jian Zhu, Xiangdong Zhang, Zhenyu Yu, Zhiping Luo, Dong Yan
  • Patent number: 10539823
    Abstract: The present disclosure relates to compensating method for cell assembly. According to a deviation value of a key position of a measured array substrate, a compensation value of an exposure parameter of black matrix process of a color film substrate is calculated in real time by using historical measurement data of batches. The compensation value is fed back to a manufacturing apparatus in real time. The manufacturing apparatus corrects the key parameter of the apparatus timely according to the compensation value of the exposure parameter of the black matrix, to manufacture a color film substrate matching with the array substrate.
    Type: Grant
    Filed: August 15, 2017
    Date of Patent: January 21, 2020
    Assignees: BOE TECHNOLOGY GROUP CO., LTD., ORDOS YUANSHENG OPTOELECTRONICS CO., LTD.
    Inventors: Xiaohua Zhang, Xiahong Bai, Dong Yan, Hao Lei
  • Publication number: 20190378530
    Abstract: A voice enhancement method and apparatus of a smart device and a smart device are disclosed. The method comprises: monitoring and collecting a voice signal sent by a user in real time; determining a direction of the user according to the voice signal; collecting a depth image in the direction of the user; determining a sound source direction of the user according to the depth image; and adjusting a beamforming direction of a microphone array on the smart device according to the sound source direction of the user, and performing enhancement processing on the voice signal.
    Type: Application
    Filed: July 5, 2018
    Publication date: December 12, 2019
    Inventors: Jian ZHU, Xiangdong ZHANG, Zhenyu YU, Zhiping LUO, Dong YAN
  • Publication number: 20190364358
    Abstract: A method and device for sound source positioning using a microphone array. The method comprises: determining a horizontal axis that a microphone array rotates around as a reference axis; calculating, according to a sound emitted by a sound source that is collected by the microphone array, to obtain a first sound source estimated value indicating a sound source position in a three-dimensional space; acquiring an inclination angle between a plane in which the microphone array is located when it is rotating and a horizontal plane in which the reference axis is located; and according to the first sound source estimated value and the inclination angle, calculating out a second sound source estimated value on a horizontal plane corresponding to the first sound source estimated value, and using the second sound source estimated value as the determined sound source position.
    Type: Application
    Filed: December 8, 2017
    Publication date: November 28, 2019
    Inventors: Jian ZHU, Xiangdong Zhang, Zhiping Luo, Dong Yan, Zhuo Chen
  • Publication number: 20190362733
    Abstract: The application discloses a multichannel echo cancellation circuit and method and smart device. The multichannel echo cancellation circuit comprises signal extraction circuits, one ends of which are connected to the audio channels of the corresponding loudspeakers, to extract part of the audio signals from the audio channels of the corresponding loudspeakers as echo cancellation reference signals; the other ends of the signal extraction circuits are connected to the isolating circuits; the isolating circuits are interconnected to form one noise channel by which the echo cancellation reference signals extracted by each of the signal extraction circuits are formed into one channel of noise signal and then outputted to the processor; and the processor subtracts the noise signal from the sound signal collected by the microphone according to the noise signal inputted and a sound signal collected by a microphone, to obtain a signal that has been denoised.
    Type: Application
    Filed: December 8, 2017
    Publication date: November 28, 2019
    Inventors: Jian ZHU, Xiangdong Zhang, Zhenyu Yu, Zhiping Luo, Dong Yan
  • Publication number: 20190346308
    Abstract: An apparatus and a method for online and real-time detection of a temperature of an epitaxial wafer (4) belong to the technical field of semiconductor detection. The apparatus comprises a MOCVD reaction chamber (1), a light source (6), a beam splitter (7), a reference light detector (8), a reflected light detector (9) and a data acquisition unit (10). The method, on the basis of the apparatus, can obtain a thermal radiation attenuation factor caused by a coating of a reactor chamber window and a reflectance attenuation factor caused by the coating of the reactor chamber window for the epitaxial wafer (4). The apparatus and method can eliminate influence of the coating of the reactor chamber window on an online and real-time temperature detection value, thereby improving the accuracy of the online and real-time temperature detection value.
    Type: Application
    Filed: August 19, 2014
    Publication date: November 14, 2019
    Applicant: BEI OPTICS TECHNOLOGY COMPANY LIMITED
    Inventors: DONG YAN, Chengmin LI, Linzi WANG, Jianpeng LIU, Longmao YE