Patents by Inventor Liang Wu

Liang 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: 20250149004
    Abstract: A display device and an operating method for the display device are provided. The display device includes a pixel array, a multiplexer circuit, and a holding circuit. The pixel array includes a first pixel column and a second pixel column. The multiplexer circuit provides a first data signal to the first pixel column during a first period and provides a second data signal to the second pixel column during a second period. The holding circuit provides a reference signal to the second pixel column during the first period to maintain a display result of the second pixel column during a previous period and provides the reference signal to the first pixel column during the second period to maintain a display result of the first pixel column during the first period.
    Type: Application
    Filed: August 28, 2024
    Publication date: May 8, 2025
    Applicant: E Ink Holdings Inc.
    Inventors: Chi-Liang Wu, Wei-Tsung Chen
  • Patent number: 12280183
    Abstract: A bulb lamp, including a lamp shell, a light-transmitting cover, a power panel, a lamp panel, at least one illumination module and at least one sterilization module. An annular first step extends inside the peripheral side of the lamp shell, and a plurality of air inlets are provided above the first step; the light-transmitting cover is connected to the bottom ring side of the lamp shell and surrounds the lamp shell to form an accommodating cavity, the bottom of the light-transmitting cover is provided with at least one air outlet in communication with the accommodating cavity, and the accommodating cavity is in communication with the air inlet; the power panel is arranged in the accommodating cavity; the lamp panel is arranged in the accommodating cavity and is lower than the first step, and an installation space is formed between the lamp panel and the first step.
    Type: Grant
    Filed: April 4, 2023
    Date of Patent: April 22, 2025
    Assignee: Shenzhen Guanke Technologies Co., Ltd
    Inventors: Qing Lan, Ligen Liu, Liang Wu, Xuren Qiu, Qinwan Gong
  • Publication number: 20250113523
    Abstract: A method for fabricating a semiconductor device includes the steps of first providing a substrate having a high electron mobility transistor (HEMT) region and a capacitor region, forming a buffer layer on the substrate, forming a mesa isolation on the HEMT region, forming a HEMT on the mesa isolation, and then forming a capacitor on the capacitor region. Preferably, a bottom electrode of the capacitor contacts the buffer layer directly.
    Type: Application
    Filed: December 13, 2024
    Publication date: April 3, 2025
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Kuo-Hsing Lee, Sheng-Yuan Hsueh, Chien-Liang Wu, Kuo-Yu Liao
  • Patent number: 12267618
    Abstract: A video transmission method includes that a terminal sends first field of view information to a server through a first link based on a first period. The server receives the first field of view information from the terminal through the first link based on the first period. After determining, based on a second period, that the first field of view information is latest field of view information, the server obtains data of a first frame of image corresponding to the first field of view information, and sends the data of the first frame of image to the terminal through a second link. The terminal receives the data of the first frame of image from the server through the second link based on the second period.
    Type: Grant
    Filed: December 22, 2022
    Date of Patent: April 1, 2025
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Hao Wu, Yongping Zhu, Hongbo Liu, Liang Wu, Yong Yang
  • Publication number: 20250096690
    Abstract: This application provides a control circuit, a power supply module, and an electronic device. The power supply module includes a rectifier circuit and an asymmetric half-bridge flyback converter circuit which includes a main power transistor, an auxiliary power transistor, and a transformer. The control circuit controls the main power transistor and the auxiliary power transistor to be alternately turned on and off, so that the asymmetric half-bridge flyback converter circuit supplies power to a load. The control circuit is configured to: control the rectifier circuit to discharge to the transformer within preset duration; and after the rectifier circuit stops discharging to the transformer, control the main power transistor to be turned on based on a comparison result of a preset voltage value and voltage difference between a drain and a source of the main power transistor. This application reduce switching loss of the main power transistor.
    Type: Application
    Filed: November 25, 2024
    Publication date: March 20, 2025
    Inventors: Chenghao SUN, Liang WU, Baolei DAI, Zhiqiang GUO
  • Publication number: 20250088114
    Abstract: This application provides a control circuit of a power supply module, and an electronic device. In one example, the power supply module includes a rectifier circuit and an active clamp flyback converter circuit which includes a main power transistor, an auxiliary power transistor, and a transformer. The control circuit is configured to: control the active clamp flyback converter circuit to operate in a discontinuous conduction mode, and control the rectifier circuit to discharge to the transformer within preset duration after the auxiliary power transistor is turned off and before the main power transistor is turned on; and after the rectifier circuit stops discharging to the transformer, control the main power transistor to be turned on based on a comparison result of a voltage difference between a drain and a source of the main power transistor and a preset voltage value.
    Type: Application
    Filed: November 26, 2024
    Publication date: March 13, 2025
    Inventors: Chenghao SUN, Liang WU, Baolei DAI, Zhiqiang GUO
  • Publication number: 20250073871
    Abstract: An automobile hot water hose pliers is installed to a hot water hose on a tube end of an evaporator of the automobile or dismantle the hot water hose from the tube end. The pliers includes two hand grips. An end of each hand grip is connected and fixed to a plier body. A pivoting part of one plier body is overlapped with the other pivoting part of the other plier body, and the two pivoting parts are pivoted together by a spindle. An elastic element is disposed between the two hand grips, and by elastic force of the elastic element, the two hand grips keep opened normally. Each plier body includes a clipping part, wherein a semi-curved clipping mouth is disposed opposite to the clipping part, and is used to clip a lock ring of the hot water hose joint, thereby rotating the pliers to the lock ring.
    Type: Application
    Filed: January 19, 2024
    Publication date: March 6, 2025
    Inventor: Pi-Liang WU
  • Patent number: 12245424
    Abstract: An OTP memory capacitor structure includes a semiconductor substrate, a bottom electrode, a capacitor insulating layer and a metal electrode stack structure. The bottom electrode is provided on the semiconductor substrate. The capacitor insulating layer is provided on the bottom electrode. The metal electrode stack structure includes a metal layer, an insulating sacrificial layer and a capping layer stacked in sequence. The metal layer is provided on the capacitor insulating layer and is used as a top electrode. The insulating sacrificial layer is provided between the metal layer and the capping layer. A manufacturing method of the OTP memory capacitor structure is also provided. By the provision of the insulating sacrificial layer, the bottom electrode formed first can be prevented from being damaged by subsequent etching and other processes, so that the OTP memory capacitor structure has better electrical characteristics.
    Type: Grant
    Filed: December 7, 2021
    Date of Patent: March 4, 2025
    Assignee: UNITED MICROELECTRONICS CORPORATION
    Inventors: Kuo-Hsing Lee, Po-Wen Su, Chien-Liang Wu, Sheng-Yuan Hsueh
  • Patent number: 12237776
    Abstract: This application discloses a converter and a power adapter, to reduce an energy loss of the power adapter. The converter includes a direct current power supply, a main power transistor, an auxiliary power transistor, a first capacitor, a transformer, and a control circuit. The first capacitor and the transformer are connected in series to form a series circuit. The series circuit is connected to a first terminal and a second terminal of the auxiliary power transistor in parallel. The control circuit is configured to: when the main power transistor is in a cutoff state and a target voltage reaches a target valley voltage, control the main power transistor to be conducted. The target voltage is a voltage between the first terminal of the main power transistor and the ground.
    Type: Grant
    Filed: September 9, 2022
    Date of Patent: February 25, 2025
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Gun Yang, Liang Wu, Lei Wang
  • Publication number: 20250040148
    Abstract: A magnetoresistive random access memory (MRAM) includes a first transistor and a second transistor on a substrate, a source line coupled to a first source/drain region of the first transistor, and a first metal interconnection coupled to a second source/drain region of the first transistor. Preferably, the first metal interconnection is extended to overlap the first transistor and the second transistor and the first metal interconnection further includes a first end coupled to the second source/drain region of the first transistor and a second end coupled to a magnetic tunneling junction (MTJ).
    Type: Application
    Filed: October 16, 2024
    Publication date: January 30, 2025
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Kuo-Hsing Lee, Sheng-Yuan Hsueh, Te-Wei Yeh, Chien-Liang Wu
  • Patent number: 12205313
    Abstract: A method and an apparatus for obtaining an extended depth of field image, where the method includes: determining a target focal length range based on an initial focal length, where the target focal length range includes the initial focal length; obtaining a plurality of images of a photographed object for a plurality of focal lengths in the target focal length range; and registering and fusing the plurality of images to obtain an extended depth of field image. The target focal length range of concern to a user is selected based on the initial focal length, such that there is no need to obtain images of all focal lengths of a lens, a quantity of obtained images and processing time of registration and fusion can be reduced.
    Type: Grant
    Filed: March 18, 2022
    Date of Patent: January 21, 2025
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Jiping Liao, Xiaofei Jia, Yingqiang Zhang, Shuxin Ouyang, Yu Li, Liang Wu, Heng Sun, Shaokang Ma, Xingguang Song
  • Patent number: 12206018
    Abstract: A method for fabricating a semiconductor device includes the steps of first providing a substrate having a high electron mobility transistor (HEMT) region and a capacitor region, forming a buffer layer on the substrate, forming a mesa isolation on the HEMT region, forming a HEMT on the mesa isolation, and then forming a capacitor on the capacitor region. Preferably, a bottom electrode of the capacitor contacts the buffer layer directly.
    Type: Grant
    Filed: March 24, 2024
    Date of Patent: January 21, 2025
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Kuo-Hsing Lee, Sheng-Yuan Hsueh, Chien-Liang Wu, Kuo-Yu Liao
  • Publication number: 20240429228
    Abstract: A method of manufacturing a resistor-transistor-logic circuit with GaN structures, including steps of forming a GaN layer, an AlGaN barrier layer and a p-type doped GaN capping layer on a substrate, patterning the p-type doped GaN capping layer into multiple p-type doped GaN capping patterns, wherein the GaN layer under parts of the p-type doped GaN capping patterns is converted into gate depletion regions, and the GaN layer not covered by the p-type doped GaN capping patterns in a resistor region functions as 2DEG resistors, forming a passivation layer on the GaN layer and the p-type doped GaN capping patterns, forming multiple sources and drains on the GaN layer, and forming multiple gates on the p-type doped GaN capping patterns, wherein the gates, sources and drains in a high-voltage device region constitute high-voltage HEMTs, and the gates, sources and drains in a low-voltage device region constitute low-voltage logic FETs.
    Type: Application
    Filed: September 9, 2024
    Publication date: December 26, 2024
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Kuo-Hsing Lee, Sheng-Yuan Hsueh, Chien-Liang Wu, Te-Wei Yeh, Yi-Chun Chen
  • Patent number: 12177217
    Abstract: Systems and methods for securing a network, for admitting new nodes into an existing network, and/or securely forming a new network. As a non-limiting example, an existing node may be triggered by a user, in response to which the existing node communicates with a network controller node. Thereafter, if a new node attempts to enter the network, and also for example has been triggered by a user, the network controller may determine, based at least in part on parameters within the new node and the network controller, whether the new node can enter the network.
    Type: Grant
    Filed: January 15, 2021
    Date of Patent: December 24, 2024
    Assignee: ENTROPIC COMMUNICATIONS, LLC
    Inventors: Yoav Hebron, Na Chen, Zong Liang Wu, Ronald Lee
  • Publication number: 20240394605
    Abstract: The invention provides a system and a method thereof for establishing an extubation prediction using a machine learning model capable of obtaining an extubation prediction model and key features used by the extubation prediction model through training and/or verification of a machine learning model, and analyzing key feature data of a patient in real time through the extubation prediction model in order to obtain a possibility of extubation of the patient and its related explanation. Accordingly, the system and the method thereof for establishing the extubation prediction using the machine learning model disclosed in the invention are used as a tool for clinical caregivers to evaluate extubation in order to reduce a possibility of reintubation due to inability to breathe spontaneously after extubation.
    Type: Application
    Filed: June 21, 2023
    Publication date: November 28, 2024
    Inventors: WEN-CHENG CHAO, KAI-CHIH PAI, MING-CHENG CHAN, CHIEH-LIANG WU, MIN-SHIAN WANG, CHIEN-LUN LIAO, TA-CHUN HUNG, YAN-NAN LIN, HUI-CHIAO YANG, RUEY-KAI SHEU, LUN-CHI CHEN
  • Patent number: 12152048
    Abstract: Provided are a nitroxoline prodrug and a use thereof. Specifically, provided are a compound represented by formula (I) or a pharmaceutically acceptable salt thereof, a preparation method therefor, a composition containing the compound, and a use thereof in the preparation of anti-infective and antitumor drugs, and definitions of groups in formula (I) are as stated in the specification. The compound represented by formula (I) has better pharmacokinetic parameters such as solubility, blood medicine concentration, or half-life period than nitroxoline. The compound represented by formula (I) can reduce the frequency of drug administration, and has potential for application in other fields other than the field of urinary tracts.
    Type: Grant
    Filed: September 27, 2019
    Date of Patent: November 26, 2024
    Assignee: Jiangsu Yahong Meditech Co., Ltd.
    Inventors: Yijun Deng, Liang Wu, Ke Pan
  • Patent number: 12153252
    Abstract: A method for manufacturing a photoelectric composite circuit board, includes providing a copper-clad carrier and an intermediate circuit, the copper-clad carrier includes a substrate layer and a bottom copper layer, a first groove is defined on the intermediate circuit. Forming an optical fiber in the first groove. Forming a first accommodating groove and a second accommodating groove at each end the optical fiber. Accommodating a first coupling element in the first accommodating groove. Removing the substrate layer. Removing the bottom copper layer corresponding to the optical fiber, the intermediate circuit on one side of the optical fiber and the bottom copper layer forming a first circuit substrate, the intermediate circuit on another side of the optical fiber and the bottom copper layer forming a second circuit substrate. Electrically connecting a chip to the first circuit substrate, and electrically connecting an electronic component to the second circuit substrate.
    Type: Grant
    Filed: July 31, 2023
    Date of Patent: November 26, 2024
    Assignees: Avary Holding (Shenzhen) Co., Limited., QING DING PRECISION ELECTRONICS (HUAIAN) CO., LTD, GARUDA TECHNOLOGY CO., LTD.
    Inventor: Wei-Liang Wu
  • Patent number: 12151221
    Abstract: A design method of bottom-entry magnetic stirring device is disclosed in which the stirring device includes an impeller assembly and an isolation sleeve which are connected axially in a movable manner. The isolation sleeve restricts the axial movement distance of the impeller assembly through the principle of magnetic levitation. The impeller assembly is suitable for driving the material in the middle of the stirring tank to move downwards. The isolation sleeve is set with downward magnetic force towards the impeller assembly, and the impeller assembly is in a suspended state when rotating, satisfying the formula Fvi+Ff=G+Fc. Thus, in the case of known impeller thrust Fvi or repulsive force Fc between magnets, the repulsive force Fc between magnets or impeller thrust Fvi can be obtained, thereby obtaining the design parameters of the magnets and the rotating speed of the drive shaft when it rotates stably.
    Type: Grant
    Filed: February 7, 2024
    Date of Patent: November 26, 2024
    Assignee: ZHEJIANG GREATWALL MIXERS CO., LTD.
    Inventors: Liang Wu, Zhigeng Zhang, Zhijian Huang, Xu Xu, Bingxin Wang, Yulao Zhang, Benchi Xu, Minghui Xie, Xuxing Cheng, Wenjiang Wu
  • Patent number: D1064929
    Type: Grant
    Filed: July 17, 2023
    Date of Patent: March 4, 2025
    Assignee: ZHEJIANG CFMOTO POWER CO., LTD.
    Inventors: Chengyao Liang, Yanwei Lai, Liang Wu, Ze Wang
  • Patent number: D1067829
    Type: Grant
    Filed: April 28, 2023
    Date of Patent: March 25, 2025
    Assignee: ZHEJIANG CFMOTO POWER CO., LTD.
    Inventors: Chengyao Liang, Yanwei Lai, Liang Wu, Weikang Mao