Patents by Inventor Ming Cheng

Ming Cheng 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).

  • Display apparatus
    Patent number: 11656493
    Abstract: Provided is a display apparatus including a first cholesteric liquid crystal panel, a second cholesteric liquid crystal panel, and a third cholesteric liquid crystal panel. The first cholesteric liquid crystal panel has a light receiving surface. The second cholesteric liquid crystal panel overlaps the first cholesteric liquid crystal panel and is disposed on a side of the first cholesteric liquid crystal panel away from the light receiving surface. The third cholesteric liquid crystal panel overlaps the second cholesteric liquid crystal panel and is disposed on a side of the second cholesteric liquid crystal panel away from the first cholesteric liquid crystal panel. One of the first cholesteric liquid crystal panel, the second cholesteric liquid crystal panel, and the third cholesteric liquid crystal panel is provided with multiple first light shielding patterns separated from each other.
    Type: Grant
    Filed: June 20, 2022
    Date of Patent: May 23, 2023
    Assignee: Au Optronics Corporation
    Inventors: Chao-Wei Li, Wei-Ming Cheng, Yi-Ling Lin
  • SYSTEM, APPARATUS, AND METHOD FOR A CONVERTIBLE CHILD HIGH-CHAIR AND STEP STOOL
    Publication number: 20230146888
    Abstract: The convertible child high-chair and step stool can include a frame having a front leg stand and a rear leg stand. A height adjustment mechanism can be coupled to the front leg stand or the rear leg stand and can be adjustable along the vertical axis of the front leg stand or the rear leg stand from a raised position to a lowered position. The apparatus can also include a booster seat and removable platform step. In the raised position, the booster seat can be coupled to the height adjustment mechanism to provide a high chair. In the lowered position, the booster seat can be removed and the removable platform step can be coupled to the height adjustment mechanism and the frame to provide a step stool. The apparatus can also include wheel assemblies coupled to the frame that limit the potential for tip hazards in the step stool configuration.
    Type: Application
    Filed: January 6, 2023
    Publication date: May 11, 2023
    Applicant: GRACO CHILDREN'S PRODUCTS, INC.
    Inventors: Daniel Emil DZIAK, Connie Yuanfang GU, Shahnaz Selena KASAM, Ming Cheng HSU, Chiyuan CHEN
  • FULL-HYDRAULIC CHAIN REVERSING AND REMOTE CONTROL WATER-POWER HARVESTING EQUIPMENT FOR LOTUS ROOTS
    Publication number: 20230134283
    Abstract: A full-hydraulic chain reversing and remote control water-power harvesting equipment for lotus roots includes a main framework, a traveling module, an elevating module, and a working module. The main framework is of a two-crossbeam structure; the working module is of a skid-mounted structure; the working module is in transmission connection with the traveling module through the elevating module and is fixedly mounted on a top surface of the main framework; the traveling module includes caterpillar bands and a two-hydraulic-motor group; the two-hydraulic-motor group is in transmission connection with the caterpillar bands; the caterpillar bands and the two-hydraulic-motor group are fixedly mounted on a bottom cross beam of the main framework; and the working module includes a power driving module, a jet working module, a water suction pipeline module and a hydraulic power module.
    Type: Application
    Filed: October 9, 2020
    Publication date: May 4, 2023
    Inventors: Jixiang YUE, Yancong LIU, Yangli ZHOU, Ming CHENG, Shengqun JIANG, Xiaoli YIN, Yan FENG
  • Semiconductor device including light-collimating layer and biometric device using the same
    Patent number: 11637139
    Abstract: A semiconductor device is provided. The semiconductor device includes a substrate and a light-collimating layer. The substrate has a plurality of pixels. The light-collimating layer is disposed on the substrate, and the light-collimating layer includes a transparent material layer, a first light-shielding layer, a second light-shielding layer and a plurality of transparent pillars. The transparent material layer covers the pixels. The first light-shielding layer is disposed on the substrate and the first light-shielding layer has a plurality of holes corresponding to the pixels. The second light-shielding layer is disposed on the first light-shielding layer. The transparent pillars are disposed in the second light-shielding layer.
    Type: Grant
    Filed: April 13, 2022
    Date of Patent: April 25, 2023
    Assignee: Vanguard International Semiconductor Corporation
    Inventors: Chung-Ren Lao, Chih-Cherng Liao, Shih-Hao Liu, Wu-Hsi Lu, Ming-Cheng Lo, Wei-Lun Chung, Chih-Wei Lin
  • Low-thermal resistance pressing device for a socket
    Patent number: 11630147
    Abstract: The present invention relates to a low-thermal resistance pressing device for a socket, which mainly comprises a housing, an inner collar, a heat conductive pressing block, a bearing collar and a locking member. The locking member on the housing is used to lock the socket. The inner collar is threadedly engaged with the housing. The bearing collar is located between the inner collar and the heat conductive pressing block. In the case of rotating the inner collar in the housing, the bearing collar drives the heat conductive pressing block to move axially so as to exert an axial force to a device to be tested. Because the heat conductive pressing block protrudes from the upper and lower surfaces of the housing, one end thereof can be in contact with a temperature control module, and the other end thereof can be in contact with the device to be tested.
    Type: Grant
    Filed: December 15, 2021
    Date of Patent: April 18, 2023
    Assignee: CHROMA ATE INC.
    Inventors: Ming Cheng Huang, Tsung-I Lin, Hui-Jung Wu, Chien-Ming Chen
  • Semiconductor device
    Patent number: 11631741
    Abstract: A semiconductor device includes a transistor, a semiconductor layer, an active region and a conductive layer. The active region is in the semiconductor layer. The conductive layer is configured to maintain a channel in the active region when the transistor is triggered to be conducted.
    Type: Grant
    Filed: July 27, 2020
    Date of Patent: April 18, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Yu-Syuan Lin, Jiun-Lei Yu, Ming-Cheng Lin, Chun Lin Tsai
  • ELECTRONIC DEVICE
    Publication number: 20230111498
    Abstract: An electronic device is provided, including a functional layer, a touch layer, and a protective layer. The touch layer includes at least one touch electrode, and is disposed between the functional layer and the protective layer. The protective layer includes a bottom surface and a top surface. The bottom surface faces the touch layer, and the top surface is opposite to the bottom surface. The top surface includes an inner region, an outer region, and a virtual knob portion. The virtual knob portion is disposed between the inner region and the outer region and corresponds to the touch electrode, and at least a portion of the virtual knob portion protrudes from the outer region or is depressed relative to the outer region.
    Type: Application
    Filed: August 19, 2022
    Publication date: April 13, 2023
    Inventors: Ming-Cheng HSIEH, Li-Wei SUNG
  • SEMICONDUCTOR DEVICE WITH BURIED BIT LINE AND PREPARATION METHOD THEREOF
    Publication number: 20230103902
    Abstract: The present application provides a semiconductor device with a buried bit line and a preparation method thereof. The preparation method of a semiconductor device with a buried bit line includes: providing a substrate; forming bit line trenches; forming a bit line structure in the bit line trench; and forming word line structures in the substrate. The semiconductor device with a buried bit line includes a substrate, bit line trenches, a bit line structure, and word line structures.
    Type: Application
    Filed: June 29, 2021
    Publication date: April 6, 2023
    Inventors: Ran LI, Xing JIN, Ming CHENG
  • STEERING JOINT AND ENDOSCOPE
    Publication number: 20230098823
    Abstract: A steering joint comprises a first tubular member and a second tubular member. The first tubular member and the second tubular member include a plurality of cuts to facilitate bending. One end of the first tubular member has an accommodation portion for accommodating an endoscopic image module, and the other end has a first joint portion. One end of the second tubular member has a second joint portion which is joined to the first joint portion of the first tubular member. The tubular member of the steering joint is easy to injection mold and can reduce the accumulated tolerance. An endoscope including the abovementioned steering joint is also disclosed.
    Type: Application
    Filed: September 8, 2022
    Publication date: March 30, 2023
    Inventors: CHU-MING CHENG, CHIA-JUNG LEE, YUEH-YING FAN, YI-MING TAI, CHUNG-HAU WANG
  • PHARMACEUTICAL COMPOSITIONS CONTAINING MIXED POLYMERIC MICELLES
    Publication number: 20230078391
    Abstract: A pharmaceutical composition containing a mixed polymeric micelle and a drug enclosed in the micelle, in which the mixed polymeric micelle, 1 to 1000 nm in size, includes an amphiphilic block copolymer and a lipopolymer. Also disclosed are preparation of the pharmaceutical composition and use thereof for treating cancer.
    Type: Application
    Filed: November 16, 2022
    Publication date: March 16, 2023
    Inventors: Ming-Cheng Wei, Yuan-Hung Hsu, Wen-Yuan Hsieh, Chia-Wen Huang, Chih-Lung Chen, Jhih-Yun Jian, Shian-Jy Wang
  • Brushless DC electric (BLDC) motor driver circuit and start-up control method thereof
    Patent number: 11601078
    Abstract: A BLDC motor driver circuit includes: a driving power stage circuit configured to provide a start-up test signal in a start-up mode to excite a BLDC motor, to drive a rotor of the BLDC motor to rotate for a test; a current unidirectional circuit coupled to the BLDC motor at a reverse end for detecting a BEMF, to generate a detection signal at a forward end of the current unidirectional circuit, wherein when a voltage at the reverse end exceeds a voltage at the forward end, the current unidirectional circuit limits the voltage at the forward end not to be higher than a clamp voltage; a biasing circuit for biasing the current unidirectional circuit in a forward operation state and for providing the clamp voltage; and a sensor circuit for generating a sensing signal according to the detection signal to indicate a test rotation state of the BLDC motor.
    Type: Grant
    Filed: September 28, 2021
    Date of Patent: March 7, 2023
    Assignee: RICHTEK TECHNOLOGY CORPORATION
    Inventors: I-Chi Lin, Chang-Yi Lin, Ming-Cheng Chen
  • Glasses display stand capable of being assembled in multiple ways
    Patent number: 11596245
    Abstract: A glasses display stand includes support plates and leaning pieces and is capable of being assembled in multiple ways. At least one through hole with a locking hole is located on a middle part of each support plate. A plurality of connecting segments are arranged at each of two sides of each support plate and each having a mounting hole. At least one insertion segment and insertion hole are projecting from two sides of each support plate correspondingly for connection with another support plate. Each leaning piece includes at least one locking portion inserted through and locked in a corresponding locking hole, a leaning and mounting portion extending from an outer end of the locking portion, and a plurality of extension portions projecting from the leaning piece and corresponding to the connecting segments. A positioning hook is formed on a distal end of the extension portion.
    Type: Grant
    Filed: October 15, 2021
    Date of Patent: March 7, 2023
    Inventors: Yung-Ching Cheng, Yung-Ming Cheng
  • Semiconductor devices and methods of forming the same
    Patent number: 11600700
    Abstract: A semiconductor device is provided. The semiconductor device includes a semiconductor fin over a substrate, and a gate structure along sidewalls and the top surface of the semiconductor fin. The gate structure covers the first portion of the semiconductor fin. The semiconductor device also includes a source/drain feature adjacent to the gate structure. The semiconductor device further includes a source/drain contact connected to the source/drain feature. The source/drain contact extends downwards to a position that is lower than the top surface of the first portion of the semiconductor fin.
    Type: Grant
    Filed: October 28, 2021
    Date of Patent: March 7, 2023
    Assignee: MediaTek Inc.
    Inventors: Cheng-Tien Wan, Ming-Cheng Lee
  • DYNAMIC THREE-DIMENSIONAL MERIDIAN SYSTEM OF HUMAN BODY
    Publication number: 20230065958
    Abstract: A dynamic three-dimensional meridian system of a human body includes a non-transitory machine readable medium, a touch-screen monitor and a processor. The non-transitory machine readable medium includes a human meridian program, a three-dimensional anatomical image database of the human body and a meridian database. The human meridian program includes a three-dimensional image establishing module, a human meridian building module and an operating module. The touch-screen monitor is signally connected to the non-transitory machine readable medium, wherein the touch-screen monitor is for displaying a dynamic three-dimensional meridian image of the human body and a graphical user interface of the human meridian program. The processor is signally connected to the non-transitory machine readable medium and the touch-screen monitor.
    Type: Application
    Filed: August 23, 2022
    Publication date: March 2, 2023
    Applicant: China Medical University
    Inventors: Jaung Geng Lin, Shung Te Kao, Yu Chen Lee, Ming Cheng Huang
  • PROBE CARD, APPARATUS AND METHOD FOR DETECTING CONTACT FORCE OF PROBE CARD
    Publication number: 20230062076
    Abstract: An apparatus is provided. The apparatus includes a stage and a plate disposed on the stage. The apparatus further includes a pressure film sensor that is formed on the plate and configured to detect a contact force between a plurality of needles on a probe head of a probe card and the pressure film sensor. The apparatus still includes a distance detector that is configured to detect a distance between the pressure film sensor and the needles. In addition, the apparatus includes an adjustment driver that is configured to adjust the probe card based on the detected contact force of the pressure film sensor.
    Type: Application
    Filed: August 30, 2021
    Publication date: March 2, 2023
    Inventors: Ming-Cheng HSU, Te-Kun LIN, Yu-Hsien TSAI, Wen-Tsai SU
  • SEMICONDUCTOR DEVICE STRUCTURE AND METHOD OF FORMING THE SAME
    Publication number: 20230061138
    Abstract: A semiconductor device structure includes a semiconductor substrate, a first device formed in the first region of the semiconductor substrate and a second device formed in the second region of the semiconductor substrate. The first device includes a first gate structure on the semiconductor substrate. The first gate structure includes a first gate dielectric layer on the semiconductor substrate and a first gate layer on the first gate dielectric layer. The second device includes a second gate structure on the semiconductor substrate. The second gate structure includes a second gate dielectric layer on the semiconductor substrate and a second gate layer on the second gate dielectric layer. The first gate dielectric layer of the first device and the second gate dielectric layer of the second device have different dielectric material compositions.
    Type: Application
    Filed: August 2, 2022
    Publication date: March 2, 2023
    Inventors: Yu-Lin YANG, Ming-Cheng LEE, Yuan-Fu CHUNG
  • EXTINCTION RATIO TESTING SYSTEM FOR OPTICAL TRANSCEIVER MODULE AND EXTINCTION RATIO TESTING METHOD FOR OPTICAL TRANSCEIVER MODULE
    Publication number: 20230069106
    Abstract: An extinction ratio testing system (10) includes a microcontroller (102), an extinction ratio tester (104), and a thermostat (106). The microcontroller (102) controls the thermostat (106) to maintain an optical transceiver module (20) at a predetermined high temperature, and then the microcontroller (102) controls the extinction ratio tester (104) to test an extinction ratio of the optical transceiver module (20). If the extinction ratio is lower than a standard extinction ratio, the microcontroller (102) controls the optical transceiver module (20) to increase a laser operating current (212) of the optical transceiver module (20) to increase the extinction ratio.
    Type: Application
    Filed: September 21, 2022
    Publication date: March 2, 2023
    Inventors: Chi-Hsien SUN, Chieh-Ming CHENG
  • Gear-skipping prevention mechanism
    Patent number: 11585410
    Abstract: A gear-skipping prevention mechanism including a first gear, a second gear, and a positioning member is provided. The first gear is sleeved on an axle. The second gear meshes with the first gear and has a first guiding groove. The positioning member includes at least one body and at least one engaging portion. Each of the at least one body has a sleeving hole. The sleeving hole is sleeved on the axle, and each of the at least one engaging portion is slidably disposed in the first guiding groove to limit a relative position between the first gear and the second gear.
    Type: Grant
    Filed: September 9, 2021
    Date of Patent: February 21, 2023
    Assignee: Coretronic Corporation
    Inventors: Che-Ming Cheng, Chang-Yung Chen, Yi-Hsiung Peng
  • SEMICONDUCTOR STRUCTURE AND METHOD OF FABRICATING SAME
    Publication number: 20230048193
    Abstract: The invention provides a semiconductor structure and a fabrication method for same. The semiconductor structure comprises: a substrate; a plurality of word-line structures extending along a first direction on the substrate and arranged at intervals along a second direction, wherein the second direction is perpendicular to the first direction; a plurality of spacer structures disposed above the plurality of word-line structures, wherein at least one of the plurality of spacer structures comprises a first spacer layer and an air gap, the first spacer layer is disposed at a bottom portion of the spacer structures, the air gap is disposed on the first spacer layer, and the air gap is located between the plurality of first spacer layers along the second direction; and a plurality of contact plugs disposed between the plurality of spacer structures.
    Type: Application
    Filed: June 28, 2022
    Publication date: February 16, 2023
    Inventors: Ming CHENG, Ran LI, Zhengqing SUN, Xing JIN
  • CHIP PACKAGE
    Publication number: 20230049126
    Abstract: A chip package includes a first substrate, a second substrate, a first conductive layer, and a metal layer. The first substrate has a bottom surface and an inclined sidewall adjoining the bottom surface, and an obtuse angle is between the bottom surface and the inclined sidewall. The second substrate is over the first substrate and has a portion that laterally extends beyond the inclined sidewall of the first substrate. The first conductive layer is between the first substrate and the second substrate. The metal layer is on said portion of the second substrate, on the bottom surface and the inclined sidewall of the first substrate, and electrically connected to an end of the first conductive layer.
    Type: Application
    Filed: November 3, 2022
    Publication date: February 16, 2023
    Inventors: Chia-Ming CHENG, Shu-Ming CHANG