Patents by Inventor Chun Yu

Chun Yu 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: 20200195120
    Abstract: The present invention discloses a novel magnetic and electrical energy transformation device, which comprises a control module, to provide operation control of device; a driving motor module, which comprises a driving circuit and a driving motor winding to provide an initial voltage V0 for the operation of the device; a flywheel module, connecting to the driving motor module, rotated by driving motor module and provide stable operation speed of the device; a guiding rotor, disposed around the flywheel module and comprises unidirectional bearing inside the guiding rotor; and, magnetic rotary disc, to generate variation of magnetic flux by rotation for producing induced electromotive force.
    Type: Application
    Filed: February 21, 2020
    Publication date: June 18, 2020
    Inventor: Chien-Chun YU
  • Publication number: 20200190881
    Abstract: A spring hinge base structure is provided, including: a body, having a first tube and a first plate portion; locking units each having a cover and an engagement member, each engagement member being engaged within the cover, two of the locking units being connected to opposite ends of the first tube; an elastic element, engaged with the two locking units; a second plate portion; and a shaft, disposed through the respective cover and respective engagement member, wherein the second plate portion is integral and rotatably movable together with one of the locking units by a bump component and abutted between the second plate portion and one of the locking unit.
    Type: Application
    Filed: February 26, 2020
    Publication date: June 18, 2020
    Inventor: Chun-Yu WU
  • Patent number: 10686444
    Abstract: The present invention provides a voltage level shifter architecture applicable for positive and negative voltage shifting, in which a shielding circuit is configured to relax the voltage stress of the transistors in the input stage circuit, and a switching circuit is configured to avoid current leakage. In addition, designing the power domain(s) of the n-well P-type transistors in the voltage-level shifter makes the voltage-level shifter area-efficient and power-efficient or design-flexible and application-adaptive.
    Type: Grant
    Filed: November 29, 2019
    Date of Patent: June 16, 2020
    Assignee: HIMAX TECHNOLOGIES LIMITED
    Inventors: Ping-Liang Chen, Chun-Yu Liu
  • Publication number: 20200181964
    Abstract: A spring hinge base structure includes: a first fixing leaf, having a tube; a plurality of locking units, each having a cover and engagement member, each cover respectively configured on two ends of the tube, a center of each cover configured with a first through hole, one end thereof a groove, the first through hole positioned inside the groove, each engagement member in combination with an inside of the groove and configured with an engagement groove; an elastic element, two ends thereof respectively engaged with each engagement groove; a second fixing leaf, two ends of one side thereof respectively projected with a blocking portion, each blocking portion configured with a second through hole and pressed against an outer side of the corresponding cover, allowing each second through hole to be in communication with the corresponding first through hole; and a bolt, passed through the first and second through holes.
    Type: Application
    Filed: December 7, 2018
    Publication date: June 11, 2020
    Inventor: Chun-Yu Wu
  • Publication number: 20200186067
    Abstract: A motor control device with built-in shunt resistor and power transistor is disclosed, comprising a high-thermally conductive substrate; an electrically conductive circuit which is thermo-conductively installed on the high-thermally conductive substrate and includes a first thermal connection pad portion and a second thermal connection pad portion mutually spaced apart; a high power transistor conductively connected to the electrical conducive circuit; and a shunt resistor conductively connected to the high power transistor, respectively including a body whose thermal expansion coefficient is greater than that of the high-thermally conductive substrate, as well as a pair of welding portions extending from the body, in which the body has a prescribed width, and the width of the welding portion is greater than the prescribed width, and the body and the high-thermally conductive substrate are spaced apart such that, upon welding the welding portion to the first thermal connection pad portion and the second therm
    Type: Application
    Filed: November 22, 2019
    Publication date: June 11, 2020
    Inventors: Ho-Chieh Yu, Chen-Cheng-Lung Liao, Chun-Yu Lin, Jason An Cheng Huang
  • Patent number: 10680133
    Abstract: The present disclosure provides a light-emitting device comprises a substrate with a topmost surface; a first semiconductor stack arranged on the substrate, and comprising a first light-emitting layer separated from the topmost surface by a first distance; a second semiconductor stack arranged on the substrate, and comprising a second light-emitting layer separated from the topmost surface by a second distance; and a third semiconductor stack arranged on the substrate, and comprising third light-emitting layer separated from the topmost surface by a third distance; wherein the first semiconductor stack, the second semiconductor stack, and the third semiconductor stack are configured to emit different color lights; and wherein the second distance is different form the first distance and the third distance.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: June 9, 2020
    Assignee: EPISTAR CORPORATION
    Inventors: Chien-Fu Huang, Chih-Chiang Lu, Chun-Yu Lin, Hsin-Chih Chiu
  • Patent number: 10674617
    Abstract: A carrier apparatus is adapted to carry a flexible substrate. The carrier apparatus includes two carrier plates, two adhesive layers, and two supporting units. The carrier plates have a gap with respect to each other, and each of the carrier plates has a first region and a second region, wherein the second regions of the carrier plates are adjacent to each other and are located between the first regions. The adhesive layers are respectively disposed in the first regions of the carrier plates. The supporting units are respectively disposed in the second regions of the carrier plates and are coplanar with the adhesive layers, wherein the flexible substrate is fixed on the carrier plates through the adhesive layers, and the supporting units are detachably attached to a bending zone of the flexible substrate by attractive force. A display including the carrier apparatus and a flexible display panel is provided.
    Type: Grant
    Filed: May 23, 2018
    Date of Patent: June 2, 2020
    Assignee: E Ink Holdings Inc.
    Inventors: Kuan-Yi Lin, Yu-Wen Chen, Yu-Chieh Hung, Chun-Yu Lu, Chia-Chun Yeh
  • Publication number: 20200168879
    Abstract: An electrical assembly includes a plate unit disposed on a battery module, at least one electrical equipment loaded on the plate unit, and a pack terminal loaded on the plate unit. The pack terminal includes a terminal bolt configured to be contacted and connected to a connector of an external device; and a nut configured to be fastened to the terminal bolt. The electrical assembly further includes at least one bus bar loaded on the plate unit and configured to electrically connect the pack terminal to a module terminal of the battery module. At a side portion of the plate unit, an insert portion that is open to allow the nut to be inserted therein is formed, and a slot portion is formed to fix the nut inserted through the insert portion at a predetermined position.
    Type: Application
    Filed: November 28, 2018
    Publication date: May 28, 2020
    Inventors: Do-Hyeon Kim, Tae-Young Kang, Duck-Hee Moon, Jun-Yeob Seong, Sung-Chun Yu
  • Patent number: 10661357
    Abstract: A drill structure comprises a shank part and a bit part. A web is formed on the front end of the bit part. Two sides of the web are tilted backward to form two cutting faces. At least one chip-discharge groove is formed on the surface of the bit part. Each cutting face includes a primary cutting face and a secondary cutting face. The thickness of the prismatic web edge of at least one primary cutting face is smaller than the outer-side width of the primary cutting face. An auxiliary cutting face is extended to the wall of the flute from the cutting edge of the primary cutting face and a portion of a blade back of the secondary cutting face of another cutting face. The present invention decreases the drilling resistance during drilling a hole and increases the service life of the drill bit.
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: May 26, 2020
    Assignee: TCT GLOBAL LIMITED
    Inventors: Sung Hao Chien, Li Yi Chao, Feng Yu Lin, Cheng Chia Lee, Ming Yuan Zhao, Chun Yu Chen
  • Patent number: 10665831
    Abstract: Provided are a battery module and a battery pack including the same. The battery module includes: a cartridge assembly in which a plurality of cartridges, each accommodating a battery cell, are stacked on each other; a cover surrounding the cartridge assembly; a bushing member inserted through the cartridge assembly and the cover, and protruding to the outside of the cover by a pre-set interval; and a locking member inserted into the bushing member and locking the cover.
    Type: Grant
    Filed: October 24, 2016
    Date of Patent: May 26, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Hwa-Joong Kim, Tae-Young Kang, Jun-Yeob Seong, Sung-Chun Yu, Yong-Joon Choi
  • Patent number: 10665556
    Abstract: A mechanism of a semiconductor structure with composite barrier layer under redistribution layer is provided. A semiconductor structure includes a substrate comprising a top metal layer on the substrate; a passivation layer over the top metal layer having an opening therein exposing the top metal layer; a composite barrier layer over the passivation layer and the opening, the composite barrier layer includes a center layer, a bottom layer, and an upper layer, wherein the bottom layer and the upper layer sandwich the center layer; and a redistribution layer (RDL) over the composite barrier layer and electrically connecting the underlying top metal layer.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: May 26, 2020
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chun-Yu Wu, Yu-Wei Shang, Chung-Ruei Kang
  • Patent number: 10658435
    Abstract: A display panel includes an active device disposed on a substrate, a first electrode electrically connected to the active device, a pixel definition layer, a light emitting layer, a second electrode, a shielding pattern layer, and first and second color filter pattern layers. The pixel definition layer has a first opening overlapped with the first electrode. At least a portion of the light emitting layer is disposed within the first opening and on the first electrode. The second electrode is disposed on the light emitting layer. The shielding pattern layer is disposed on the second electrode and has a second opening overlapped with the first opening. The first color filter pattern layer is disposed on the second electrode and overlapped with the first and second openings. The second color filter pattern layer is disposed on the second electrode. The first and second color filter pattern layers are stacked with each other right above the shielding pattern layer.
    Type: Grant
    Filed: April 2, 2018
    Date of Patent: May 19, 2020
    Assignee: Au Optronics Corporation
    Inventors: Chun-Yu Lin, Meng-Ting Lee
  • Patent number: 10658046
    Abstract: The embodiment of the present invention discloses a memory device and a method for operating the same. The memory device includes a memory array and a logic circuit. The logic circuit is coupled to the memory array, and is configured to perform a corresponding operation in response to an operation command from a controller. When an interruption event occurs during the corresponding operation, the logic circuit records a memory status, and the logic circuit further is configured to output the memory status to the controller in response to a status read command from the controller.
    Type: Grant
    Filed: December 14, 2017
    Date of Patent: May 19, 2020
    Assignee: MACRONIX INTERNATIONAL CO., LTD.
    Inventors: Kuen-Long Chang, Ken-Hui Chen, Su-Chueh Lo, Chun-Yu Liao
  • Patent number: 10657051
    Abstract: Provided is a memory device including: a memory array, including a flag memory array having a plurality of flag memory cells and a data memory array having a plurality of data memory cells, the corresponding flag memory cells being used to record whether the corresponding data memory cells have been written or not. In initialization, the flag memory array is initialized by the control circuit but the data memory array is not initialized.
    Type: Grant
    Filed: December 14, 2017
    Date of Patent: May 19, 2020
    Assignee: MACRONIX INTERNATIONAL CO., LTD.
    Inventors: Su-Chueh Lo, Chun-Yu Liao
  • Publication number: 20200150449
    Abstract: An optical identification module including a sensor and a collimator is provided. The sensor has a plurality of sensing regions. The collimator is disposed on the plurality of sensing regions, and the collimator includes a transparent substrate, a first light shielding layer, and a plurality of microlenses. The first light shielding layer includes a plurality of first openings. The plurality of microlenses are disposed on a first surface of the transparent substrate, and the plurality of microlenses correspond to the plurality of first openings respectively.
    Type: Application
    Filed: January 15, 2020
    Publication date: May 14, 2020
    Applicant: Guangzhou Tyrafos Semiconductor Technologies Co., LTD
    Inventors: Chun-Yu Lee, Hsu-Wen Fu
  • Patent number: 10651335
    Abstract: A semiconductor light-emitting device comprises a substrate; a first adhesive layer on the substrate; multiple epitaxial units on the first adhesive layer; a second adhesive layer on the multiple epitaxial units; multiple first electrodes between the first adhesive layer and the multiple epitaxial units, and contacting the first adhesive layer and the multiple epitaxial units; and multiple second electrodes between the second adhesive layer and the multiple epitaxial units, and contacting the second adhesive layer and the multiple epitaxial units; wherein the multiple epitaxial units are totally separated.
    Type: Grant
    Filed: May 7, 2019
    Date of Patent: May 12, 2020
    Assignee: EPISTAR CORPORATION
    Inventors: Hsin-Chih Chiu, Chih-Chiang Lu, Chun-Yu Lin, Ching-Huai Ni, Yi-Ming Chen, Tzu-Chieh Hsu, Ching-Pei Lin
  • Publication number: 20200139350
    Abstract: The present disclosure provides a method for fabricating a heterogeneous nickel-based catalyst on an aluminum oxide support. The method includes a solution preparation step, a drop-cast step, a first calcining step, and a second calcining step. The solution preparation step is provided for preparing a precursor solution. The drop-cast step is provided for dropping the precursor on the support. The first calcining step is provided for obtaining an oxidation state catalyst. The second calcining step is provided for obtaining the heterogeneous nickel-based catalysts on aluminum oxide support.
    Type: Application
    Filed: May 9, 2019
    Publication date: May 7, 2020
    Inventors: De-Hao Tsai, Hung-Yen Chang, Guan-Hung Lai, Chih-Yuan Lin, Chun-Yu Lee, Chih-Cheng Chia, Chuen-Lih Hwang, Huan-Ming Chang
  • Publication number: 20200142476
    Abstract: The present application provides methods and devices for determining an action or an action part, and generally relates to the field of wearable devices. A method disclosed herein comprises: in response to detecting a motion of a first part of a body of a user, acquiring, using a photoelectric sensor, target Doppler measurement information of the first part or a second part corresponding to the first part; determining target velocity related information corresponding to the target Doppler measurement information; and determining the first part or the action according to the target velocity related information and reference information, wherein the target velocity related information comprises target blood flow velocity information or target blood flow information. The methods and devices provide a new scheme for recognizing an action and/or an action part.
    Type: Application
    Filed: December 30, 2019
    Publication date: May 7, 2020
    Inventors: YUANCHUN SHI, YUNTAO WANG, CHUN YU, LIN DU
  • Patent number: 10644131
    Abstract: A method for fabricating a semiconductor device is disclosed. A fin is formed on a substrate. The fin protrudes from a trench isolation layer on a substrate. The fin comprises a source region, a drain region and a channel region therebetween. A dummy gate strides across the fin and surrounding the channel region. An upper portion of the fin is removed so as to form a hollow channel underneath the dummy gate. A replacement channel layer is in-situ epitaxially grown in the hollow channel.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: May 5, 2020
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Yen-Hsing Chen, Chun-Yu Chen, Chung-Ting Huang, Zih-Hsuan Huang, Yu-Chien Sung
  • Patent number: D885383
    Type: Grant
    Filed: January 31, 2019
    Date of Patent: May 26, 2020
    Assignees: STARVR CORPORATION, Acer Incorporated
    Inventors: Hao-Ming Chang, Ker-Wei Lin, Chun-Ta Chen, Chun-Yu Chen, Chun-Hsien Chen, Hui-Ping Sun, Wei-Chih Wang, Yen-Chou Chueh, Kuan-Lin Chen