Patents by Inventor Yung-Chih Hung

Yung-Chih Hung 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: 10906154
    Abstract: The present invention relates to a polishing pad and a method for making the same. The polishing pad includes a base layer and a polishing layer. The base layer has a first surface and a second surface. The polishing layer is disposed on the first surface of the base layer and has a plurality of second fibers, a polymeric elastomer and a plurality of pores. The second fibers are arranged irregularly and cross each other to form the pores, and the polymeric elastomer is attached to the second fibers and does not fill the pores.
    Type: Grant
    Filed: January 25, 2018
    Date of Patent: February 2, 2021
    Assignee: SAN FANG CHEMICAL INDUSTRY CO., LTD.
    Inventors: Chung-Chih Feng, I-Peng Yao, Chih-Yi Lin, Tai-Yun Fu, Yung-Chang Hung, Jhih-Gong Lin
  • Patent number: 10861882
    Abstract: A pixel structure includes a first TFT, an adhesive layer, an LED, and a detection conductive layer. The first TFT is coupled to a conductive layer and is configured to transmit display data to the conductive layer. The adhesive layer covers the conductive layer. The LED is disposed on the adhesive layer. The detection conductive layer is disposed on the adhesive layer, and the detection conductive layer, the adhesive layer, and the conductive layer constitute a detection capacitor. Here, a thickness of the detection conductive layer is equal to or slightly greater than a height of the LED.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: December 8, 2020
    Assignee: Au Optronics Corporation
    Inventors: Mao-Hsun Cheng, Chia-Che Hung, Yung-Chih Chen, Cheng-Yeh Tsai, Cheng-Han Huang, Chen-Chi Lin
  • Patent number: 10849776
    Abstract: A handheld device includes a base comprising a handgrip for receiving a vibration movement, a gripping element linked to the base for releasably connecting the handheld device to an object, at least one inertia sensor for detecting an acceleration of the vibration movement to generate an acceleration signal, a processing unit for determining to generate a cancellation decision according to the acceleration signal, and at least one actuator for controlling movement of the gripping element according to the cancellation decision, such that the acceleration is counteracted.
    Type: Grant
    Filed: July 23, 2015
    Date of Patent: December 1, 2020
    Assignee: INALWAYS CORPORATION
    Inventors: Yung-Hsi Wu, Po-Chih Hung
  • Publication number: 20200335888
    Abstract: A base of an electrical connector includes a fixing pin and a base body. The fixing pin includes a pin body, a stopping element and one or more latches. The pin body includes a lower end and an upper end, the stopping element is disposed at the upper end, and the latch is disposed on the pin body in a protruding manner. One or more installation troughs are formed on a rear surface of the base body and the installation trough is in communication with a front surface of the base body through an insertion hole. The base body further includes a pin hole formed on an outer peripheral surface of the base body, and the pin hole is intersected with and in communication with the installation trough. The latch is adapted to be engaged with a stopper block formed on an inner wall of the pin hole.
    Type: Application
    Filed: July 1, 2020
    Publication date: October 22, 2020
    Applicant: Dongguan Luxshare Technologies Co., Ltd
    Inventor: Yung-Chih Hung
  • Publication number: 20200335889
    Abstract: An electrical terminal includes a terminal body and a mounting portion. The terminal body has a front edge, a rear edge, and two opposite lateral edges. At least part of the terminal body is bent, and the two lateral edges are butt jointed to form a buttjoint portion. The buttjoint portion has a joint seam between the two lateral edges which are butt jointed, and the buttjoint portion further includes a stamped groove spanning the joint seam. The mounting portion extends from the terminal body. An electrical connector is also provided, which includes a base and the electrical terminal.
    Type: Application
    Filed: July 1, 2020
    Publication date: October 22, 2020
    Applicant: Dongguan Luxshare Technologies Co., Ltd
    Inventor: Yung-Chih Hung
  • Publication number: 20200280142
    Abstract: An electrical terminal assembly includes a mounting block and one or more electrical terminals. The electrical terminal includes a terminal body and a first exposed section. The terminal body is embedded in the mounting block. The first exposed section is extended from the terminal body and protruding from the mounting block. The first exposed section further includes an interference part protruding from one side edge of the first exposed section. A protruding direction of the interference part is substantially perpendicular to an extension direction of the first exposed section. An electrical connector is also provided, which includes the electrical terminal assembly and a base accommodating the electrical terminal assembly.
    Type: Application
    Filed: May 18, 2020
    Publication date: September 3, 2020
    Applicant: Dongguan Luxshare Technologies Co., Ltd
    Inventor: Yung-Chih Hung
  • Publication number: 20200274268
    Abstract: An electrical terminal includes a terminal body, at least one interference lug, and at least one circuit connection part. The terminal body includes a front end and a back end in a longitudinal direction. The interference lug is arranged in parallel to the longitudinal direction and extends outwardly in a horizontal direction perpendicular to the longitudinal direction. The at least one circuit connection part is connected to the terminal body. An electrical connector is also provided, and the electrical connector includes a base and the electrical terminal. The base includes at least one installation trough, and a guiding groove is arranged in the at least one installation trough, the at least one interference lug is adapted to slide into the guiding groove, so as to guide and position the electrical terminal.
    Type: Application
    Filed: May 8, 2020
    Publication date: August 27, 2020
    Applicant: Dongguan Luxshare Technologies Co., Ltd
    Inventor: Yung-Chih Hung
  • Publication number: 20200259278
    Abstract: An electrical connector includes a seat and two electrical terminals. The two electrical terminals are disposed within the seat. Each electrical terminal includes a terminal body and a mounting portion. Each terminal body includes a front end, a rear end, and two lateral edges opposite to each other. The two lateral edges are connected to the front end and the rear end. The mounting portion is extending from the rear end. The terminal body further includes one or more bending wings formed on one of the two lateral edges. The bending wing is located on an inner side of the terminal body. The inner sides of the terminal bodies face each other, and the terminal bodies of the two electrical terminals are arranged in parallel, and the mounting portions of the electrical terminals are located at different heights so as to be arranged in misalignment.
    Type: Application
    Filed: May 1, 2020
    Publication date: August 13, 2020
    Applicant: Dongguan Luxshare Technologies Co., Ltd
    Inventor: Yung-Chih Hung
  • Publication number: 20200259285
    Abstract: An electrical terminal includes a terminal body and a mounting portion. The terminal body includes a front end, a rear end, and two lateral edges opposite to each other. The front end and the rear end are arranged opposite to each other, and the two lateral edges are connected to the front end and the rear end. The terminal body further includes one or more bending wings formed on one of the two lateral edges. The bending wing is provided with a notch, one side of the notch corresponding to the front end is closed. The mounting portion is extended from the rear end, and the mounting portion is provided with a fixing member. An electrical connector is also disclosed, which includes the electrical terminal provided with the notch to achieve the fixing operation of the electrical terminal.
    Type: Application
    Filed: May 1, 2020
    Publication date: August 13, 2020
    Applicant: Dongguan Luxshare Technologies Co., Ltd
    Inventor: Yung-Chih Hung
  • Publication number: 20200259280
    Abstract: An electrical connector includes an insulation body, a seat, and a positioning plug. The seat is disposed on an outer peripheral surface of the insulation body. The seat includes a tunnel defined through the seat to form an inlet and an outlet. The outlet and a front surface of the insulation body face the same side. The seat further includes a slit and one or more first bumps disposed on an inner wall of the slit. The positioning plug includes a sliding block and rib. The sliding block movably disposed in the tunnel via the inlet with the rib movably disposed in the slit. The positioning plug further includes a second bump disposed on a lateral side of the rib facing the first bump. When the sliding block moves to an installation position, the first bump stops the second bump to fix the sliding block at the installation position.
    Type: Application
    Filed: May 1, 2020
    Publication date: August 13, 2020
    Applicant: Dongguan Luxshare Technologies Co., Ltd
    Inventor: Yung-Chih Hung
  • Patent number: 10702970
    Abstract: The present invention relates to a polishing having a polishing layer, an elastic base layer and a binder layer. The binder layer binds the elastic base layer to the polishing layer. A compressibility of the elastic base layer is greater than a compressibility of the polishing layer. The present invention further provides a polishing apparatus and a method for polishing a substrate.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: July 7, 2020
    Assignee: SAN FANG CHEMICAL INDUSTRY CO., LTD.
    Inventors: Chung-Chih Feng, I-Peng Yao, Lyang-Gung Wang, Wei-Te Liu, Wen-Chieh Wu, Yung-Chang Hung
  • Patent number: 10566891
    Abstract: A power supply device includes a voltage converting circuit and a mode switching circuit. The voltage converting circuit is configured to receive a first voltage and convert the first voltage to a second voltage. The mode switching circuit is configured to provide an output voltage and an output current to a load according to the second voltage. The mode switching circuit includes a switch configured to maintain on or off on the condition that the power supply device is operated under a constant voltage output mode such that the value of the output voltage corresponds to the second voltage, and the switch is configured to switch between on and off on the condition that the power supply device is operated under a constant current output mode such that the output current of the mode switching circuit is a constant value.
    Type: Grant
    Filed: January 30, 2019
    Date of Patent: February 18, 2020
    Assignee: DELTA ELECTRONICS, INC.
    Inventors: Wei-Chih Hung, Yen-Wei Lin, Yung-Chin Wang, Min-Cheng Chiang, Te-Chih Peng
  • Patent number: 10566738
    Abstract: An electrical connector includes an insulative housing, a plurality of contacts, a plurality of wires and a locking mechanism. The insulative housing has a first side and a second side. The locking mechanism comprises a rotating member and a fastener, the rotating member has a pair of opposite rotary arms rotatably connected to the insulative housing and an holding arm, and the fastener is arranged on an inner side of the holding arm, the rotating member has a first status and a second status which can be switched by rotation, while the rotating member in the first status, the electrical connector and the complementary connector can be freely plugged in or separated from each other, and while the rotating member being rotated to near or in the second status, the fastener rotates or shifts to achieve a locking of the electrical connector and the complementary connector.
    Type: Grant
    Filed: May 24, 2019
    Date of Patent: February 18, 2020
    Assignee: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Yung-Chih Hung, Wang-I Yu
  • Publication number: 20200027904
    Abstract: A pixel structure includes a first TFT, an adhesive layer, an LED, and a detection conductive layer. The first TFT is coupled to a conductive layer and is configured to transmit display data to the conductive layer. The adhesive layer covers the conductive layer. The LED is disposed on the adhesive layer. The detection conductive layer is disposed on the adhesive layer, and the detection conductive layer, the adhesive layer, and the conductive layer constitute a detection capacitor. Here, a thickness of the detection conductive layer is equal to or slightly greater than a height of the LED.
    Type: Application
    Filed: July 16, 2019
    Publication date: January 23, 2020
    Applicant: Au Optronics Corporation
    Inventors: Mao-Hsun Cheng, Chia-Che Hung, Yung-Chih Chen, Cheng-Yeh Tsai, Cheng-Han Huang, Chen-Chi Lin
  • Publication number: 20190363490
    Abstract: An electrical connector includes an insulative housing, a plurality of contacts, a plurality of wires and a locking mechanism. The insulative housing has a first side and a second side. The locking mechanism comprises a rotating member and a fastener, the rotating member has a pair of opposite rotary arms rotatably connected to the insulative housing and an holding arm, and the fastener is arranged on an inner side of the holding arm, the rotating member has a first status and a second status which can be switched by rotation, while the rotating member in the first status, the electrical connector and the complementary connector can be freely plugged in or separated from each other, and while the rotating member being rotated to near or in the second status, the fastener rotates or shifts to achieve a locking of the electrical connector and the complementary connector.
    Type: Application
    Filed: May 24, 2019
    Publication date: November 28, 2019
    Inventors: YUNG-CHIH HUNG, WANG-I YU
  • Publication number: 20190280092
    Abstract: A semiconductor device includes a compound semiconductor layer disposed on a substrate, a protection layer disposed on the compound semiconductor layer, and a source electrode, a drain electrode and a gate electrode penetrating the protection layer and on the compound semiconductor layer, wherein the gate electrode is disposed between the source electrode and the drain electrode. The semiconductor device also includes a plurality of field plates disposed over the protection layer and between the gate electrode and the drain electrode, wherein the plurality of field plates are separated from each other. A method for fabricating the semiconductor device is also provided.
    Type: Application
    Filed: March 12, 2018
    Publication date: September 12, 2019
    Applicant: Vanguard International Semiconductor Corporation
    Inventors: Hsin-Chih LIN, Chang-Xiang HUNG, Chia-Ching HUANG, Yung-Hao LIN, Chia-Hao LEE
  • Publication number: 20190267886
    Abstract: A power supply device includes a voltage converting circuit and a mode switching circuit. The voltage converting circuit is configured to receive a first voltage and convert the first voltage to a second voltage. The mode switching circuit is configured to provide an output voltage and an output current to a load according to the second voltage. The mode switching circuit includes a switch configured to maintain on or off on the condition that the power supply device is operated under a constant voltage output mode such that the value of the output voltage corresponds to the second voltage, and the switch is configured to switch between on and off on the condition that the power supply device is operated under a constant current output mode such that the output current of the mode switching circuit is a constant value.
    Type: Application
    Filed: January 30, 2019
    Publication date: August 29, 2019
    Inventors: Wei-Chih HUNG, Yen-Wei LIN, Yung-Chin WANG, Min-Cheng CHIANG, Te-Chih PENG
  • Patent number: 10177481
    Abstract: An electrical connector includes an insulative housing having a plurality of contact-receiving passageways extending through thereof along a front-and-back direction, a plurality of contacts inserted into the corresponding contact-receiving passageways along a rear-to-front direction and a limiting member assembled to the insulative housing. The contacts includes at least one row arranged along a transverse direction, and each contact defines a contacting part contacting with a complementary contact and a crimping portion connected with a wire. The insulative housing defines a positioning slot on one side thereof along a height direction, and the positioning slot extends along a transverse direction, the limiting member is inserted and retained in the positioning slot for locking the plurality of contacts simultaneously.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: January 8, 2019
    Assignee: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Yung-Chih Hung, Wang-I Yu
  • Publication number: 20190006781
    Abstract: An electrical connector includes an insulative housing having a plurality of contact-receiving passageways extending through thereof along a front-and-back direction, a plurality of contacts inserted into the corresponding contact-receiving passageways along a rear-to-front direction and a limiting member assembled to the insulative housing. The contacts includes at least one row arranged along a transverse direction, and each contact defines a contacting part contacting with a complementary contact and a crimping portion connected with a wire. The insulative housing defines a positioning slot on one side thereof along a height direction, and the positioning slot extends along a transverse direction, the limiting member is inserted and retained in the positioning slot for locking the plurality of contacts simultaneously.
    Type: Application
    Filed: November 14, 2017
    Publication date: January 3, 2019
    Applicant: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Yung-Chih HUNG, Wang-I YU
  • Publication number: 20180062292
    Abstract: An electrical connector includes an insulative housing and a plurality of contacts. The insulative housing has a main portion defining a top wall, a bottom wall and a mating cavity, the bottom wall has a first segment, a second segment spaced apart from the first segment and a protrusion extending away from the mating cavity, the protrusion is located between the first segment and the second segment. Each contact has a retention portion, a contacting arm and a soldering tail, the contacts comprises a group of first contacts, a group of second contacts, a group of third contacts and a group of fourth contacts. A distance between the retention portion and the soldering tail of each fourth contact along a height direction is larger than a distance between the retention portion and the soldering tail of each second contact.
    Type: Application
    Filed: August 29, 2017
    Publication date: March 1, 2018
    Applicant: ALLTOP ELECTRONICS (SUZHOU) LTD.
    Inventors: Wang-I YU, Yung-Chih HUNG, Li-Li LIANG, Yong-Gang ZHANG, Feng ZHENG