Patents by Inventor Chen Ou

Chen Ou 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: 20210020817
    Abstract: A light-emitting device includes: a substrate, including a first edge, a second edge, a third edge and a fourth edge; a semiconductor stack formed on the substrate, comprising a first semiconductor layer, a second semiconductor layer and an active layer; a first electrode formed on the first semiconductor layer, comprising a first pad electrode; and a second electrode formed on the second semiconductor layer, comprising a second pad electrode and a second finger electrode; wherein in a top view, the first pad electrode is adjacent to a corner of the substrate that is intersected by the first and the second edges; the second finger electrode is not parallel with the third and the first edges; and a distance between the second finger electrode and the first edge increases along a direction from an end of the second finger electrode that connects the second pad electrode toward the second edge.
    Type: Application
    Filed: August 5, 2020
    Publication date: January 21, 2021
    Inventors: Li-Ming CHANG, Tzung-Shiun YEH, Chien-Fu SHEN, Yu-Rui LIN, Chen OU, Hsin-Ying WANG, Hui-Chun YEH
  • Publication number: 20200401629
    Abstract: One or more computing devices, systems, and/or methods for generating a list of suggested queries associated with one or more keywords are provided. For example, one or more keywords may be received via a search interface. A plurality of queries associated with the one or more keywords may be determined based upon the one or more keywords and a historical query database. A plurality of relationship scores associated with the plurality of queries may be generated based upon a plurality of search sessions associated with the historical query database. The historical query database may be analyzed to determine a plurality of click rates associated with the plurality of queries. A list of suggested queries may be generated based upon the plurality of relationship scores and the plurality of click rates.
    Type: Application
    Filed: June 21, 2019
    Publication date: December 24, 2020
    Inventors: Su-Chen Lin, Jian-Chih Ou, Tzu-Chiang Liou, Wei-Lun Su
  • Publication number: 20200369301
    Abstract: Provided are a connection structure and system of an integrated brake device for a rail vehicle. The connection structure of an integrated brake device for a rail vehicle includes a brake valve, a dust collector, an intermediate body, an air cylinder, a support assembly and a connection assembly. The intermediate body is of a plate-type structure, the brake valve and the dust collector are mounted on one side of the intermediate body, the air cylinder is connected to the intermediate body by means of the connection assembly, the air cylinder is mounted on the other side of the intermediate body, and the support assembly is located between the air cylinder and the intermediate body. The connection structure of an integrated brake device for a rail vehicle has a simple and compact structure and saves on space.
    Type: Application
    Filed: January 8, 2018
    Publication date: November 26, 2020
    Inventors: Bali XIAO, Keming LI, Chao LV, Yanfei SHEN, Lei XIE, Hong AN, Weiyuan XIAO, Chen XIAO, Yi LIU, Jianping YANG, Jianhong SHEN, Yu TIAN, Kaien WANG, Yu ZHU, Baohua LIU, Wenjun LIU, Bo NING, Hai XU, Dongfang OU, Moukui LI
  • Publication number: 20200350916
    Abstract: A circuit includes a level shifter circuit, an output circuit and a feedback circuit. The level shifter circuit is coupled to a first voltage supply, and is configured to receive at least an enable signal, a first input signal or a second input signal. The level shifter circuit is configured to generate at least a first signal responsive to at least the enable signal or the first input signal. The output circuit is coupled to at least the level shifter circuit and the first voltage supply, is configured to receive the first signal, and to generate at least an output signal or a set of feedback signals responsive to the first signal. The feedback circuit is coupled to the level shifter circuit, the output circuit and the first voltage supply, and is configured to receive the enable signal, an inverted enable signal and the set of feedback signals.
    Type: Application
    Filed: July 22, 2020
    Publication date: November 5, 2020
    Inventors: Yu-Lun OU, Jerry Chang Jui KAO, Lee-Chung LU, Ruei-Wun SUN, Shang-Chih HSIEH, Ji-Yung LIN, Wei-Hsiang MA, Yung-Chen CHIEN
  • Patent number: 10818818
    Abstract: A semiconductor device includes: a first semiconductor region; and a first electrode on the first semiconductor region; wherein first semiconductor region includes a first layer and a second layer, the second layer includes a first portion and a second portion adjacent to the first portion, the first portion has a first thickness, the second portion has a second thickness less than the first thickness, the first layer includes a first material and a first dopant, the first material includes multiple elements, the first dopant has a first concentration, the second layer includes a second material and a second dopant, the second material includes multiple elements, the second dopant has a second concentration, one of the elements of the first material of the first layer is different from the elements of the second material of the second layer.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: October 27, 2020
    Assignee: EPISTAR CORPORATION
    Inventors: Tzu-Chieh Hu, Wei-Chieh Lien, Chen Ou, Chia-Ming Liu, Tzu-Yi Chi
  • Patent number: 10784427
    Abstract: A light-emitting device includes a first edge to a fourth edge; a semiconductor stack formed on a substrate, including a first semiconductor layer, a second semiconductor layer and an active layer; a first electrode formed on the first semiconductor layer, including a first pad electrode and a first finger electrode; and a second electrode formed on the second semiconductor layer, including a second pad electrode and a second finger electrode; wherein the first finger electrode is disposed at and along the first edge; and the first finger electrode includes a first overlapping portion overlapping the second finger electrode; the second finger electrode includes a second overlapping portion overlapping the first finger electrode and a non-overlapping portion that does not overlap the first finger electrode; and the second overlapping portion is not parallel with the first overlapping portion and the non-overlapping portion is not parallel with the first edge.
    Type: Grant
    Filed: September 23, 2019
    Date of Patent: September 22, 2020
    Assignee: EPISTAR CORPORATION
    Inventors: Li-Ming Chang, Tzung-Shiun Yeh, Chien-Fu Shen, Yu-Rui Lin, Chen Ou, Hsin-Ying Wang, Hui-Chun Yeh
  • Patent number: 10735001
    Abstract: A circuit includes an input circuit, a level shifter circuit, an output circuit and a feedback circuit. The input circuit is coupled to a first voltage supply, and configured to receive a first input signal, and to generate a second input signal. The level shifter circuit is coupled to the input circuit, and configured to receive an enable signal, the first input signal or the second input signal, and to generate a first signal responsive to the enable signal or the first input signal. The output circuit is coupled to the level shifter circuit, and is configured to receive the first signal, and to generate an output signal or a set of feedback signals responsive to the first signal. The feedback circuit is coupled to the level shifter circuit and output circuit, and is configured to receive the enable signal or the set of feedback signals.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: August 4, 2020
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Yu-Lun Ou, Jerry Chang Jui Kao, Lee-Chung Lu, Ruei-Wun Sun, Shang-Chih Hsieh, Ji-Yung Lin, Wei-Hsiang Ma, Yung-Chen Chien
  • Publication number: 20200196711
    Abstract: An automatic lacing mechanism automatically laces between two shoe pieces, and includes a clamping module, a positioning module, a shoelace-running module, and a shoelace-arranging module. The clamping module is adapted to fixedly clamp shoe pieces. The positioning module is adapted to position the shoe pieces prior to the shoe pieces are fixedly clamped, so that the clamping module could firmly clamp the shoe pieces. The shoelace-running module is adapted to run the shoelace through the lace eyelets on the shoe pieces. The shoelace-arranging module is adapted to change the direction of the shoelace during lacing. The positioning module has two positioning pins, wherein a distance therebetween is adjustable, and therefore the positioning module is suitable for the positioning of footwear having different distances between its lace eyelets, which could make the automatic lacing process smoother.
    Type: Application
    Filed: December 23, 2019
    Publication date: June 25, 2020
    Applicant: IDEA (MACAO COMMERCIAL OFFSHORE) LIMITED
    Inventors: CHANG-CHEN YANG, Po-Chih Lin, Chun-Hsien Ou
  • Publication number: 20200184642
    Abstract: The present invention discloses a method for detecting skin conditions, and the method includes the steps of: capturing a skin image from a suspected subject; decomposing the skin image into an RBX image through RBX color-space transformation; and determining skin condition of the subject according to a parameter of a color model of the RBX image.
    Type: Application
    Filed: December 10, 2019
    Publication date: June 11, 2020
    Inventors: Chih-Yu Wang, Po-Han HUANG, Shu-Chen CHANG, Chia-Chen LU, Wen-Chien TSAI, Yun-Hsuan OU YANG
  • Patent number: 10649512
    Abstract: Various examples of the present disclosure provide a high efficient battery system, and systems and methods for intelligently discharging and charging the battery system such that an output voltage of the battery system is maintained within a predetermined voltage range. In some examples, a base board controller (BMC) is used to manage charging and discharging of the battery system. The BMC can provide both over-charging protection and over-discharging protection for the battery system.
    Type: Grant
    Filed: July 25, 2017
    Date of Patent: May 12, 2020
    Assignee: QUANTA COMPUTER INC.
    Inventors: Kuang-Hua Ou Yang, Wen-Kai Lee, Chin-Hsiang Chan, Shu-Chen Ning
  • Patent number: 10620247
    Abstract: A power supply unit that allows measurement of the capacitance without interrupting operation of the unit is disclosed. The unit includes a controller that causes a voltage change of a capacitor from a first threshold voltage between two periods of time. The time difference of when the voltage reaches a second threshold voltage is measured and the capacitance is determined from the time measurement, voltage change and power dissipation. The determination of capacitance may be performed while the power supply unit is actively supplying power.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: April 14, 2020
    Assignee: QUANTA COMPUTER INC.
    Inventors: Kuang-Hua Ou Yang, Chih-Chang Tsai, Shu-Chen Ning
  • Publication number: 20200097059
    Abstract: The present disclosure provides a system and method for dynamically defining a specific input pin of a management controller (e.g., a baseboard management controller (BMC)) of a server system in response to a new device being plugged into the server system. The new device comprises one of a power supply unit (PSU), an automatic transfer switch (ATS), or a battery backup unit (BBU) of the server system. In some implementations, the PSU, the ATS, and the BBU are modularized into a plurality of ATS modules, a plurality of PSU modules, and a plurality of BBU modules, respectively. Each of the plurality of ATS modules, the plurality of PSU modules, and the plurality of BBU modules has substantially the same physical size.
    Type: Application
    Filed: September 25, 2018
    Publication date: March 26, 2020
    Inventors: Kuang-Hua OU YANG, Shu-Chen NI, Chin-Hsiang CHAN, Wen-Kai LEE
  • Patent number: 10594158
    Abstract: Various examples of the present disclosure provide a high efficient battery backup (BBU) system and systems and methods for managing the BBU system through a microcontroller unit (MCU) and an ORing FET system of the BBU system. In some examples, a baseboard management controller (BMC) of a server system is used to control the MCU and the ORing FET system of the BBU system such that the BBU system can operate in multiple operating modes without a battery discharger. The operating modes of the BBU system includes, but are not limited to, a battery constant-current-charging mode, a battery constant-voltage-charging mode, a battery discharging mode, or a battery capacity calibration mode.
    Type: Grant
    Filed: July 26, 2017
    Date of Patent: March 17, 2020
    Assignee: QUANTA COMPUTER INC.
    Inventors: Kuang-Hua Ou Yang, Wen-Kai Lee, Chin-Hsiang Chan, Shu-Chen Ning
  • Patent number: 10562027
    Abstract: An electrochemical extended-gate transistor (EET) system is provided, the system includes: a field effect transistor (FET), having a gate, a source, and a drain; a potentiostat, having a working electrode, a counter electrode, and a reference electrode; wherein the working electrode is coupled with a detection region, and the counter electrode is coupled with the gate; wherein the detection region, the gate, and the reference electrode are arranged in an ion fluid; wherein the potentiostat is configured to generate redox in the ion fluid by an electrochemical method to detect the target. A method for detecting targets are used to such system.
    Type: Grant
    Filed: April 29, 2016
    Date of Patent: February 18, 2020
    Assignee: Winnoz Technology, Inc.
    Inventors: Le-Chang Hsiung, Chun-Yen Tai, Yu-Lin Chen, Fang-Yu Lin, Chuan Whatt Eric Ou
  • Publication number: 20200020839
    Abstract: A light-emitting device includes a first edge to a fourth edge; a semiconductor stack formed on a substrate, including a first semiconductor layer, a second semiconductor layer and an active layer; a first electrode formed on the first semiconductor layer, including a first pad electrode and a first finger electrode; and a second electrode formed on the second semiconductor layer, including a second pad electrode and a second finger electrode; wherein the first finger electrode is disposed at and along the first edge; and the first finger electrode includes a first overlapping portion overlapping the second finger electrode; the second finger electrode includes a second overlapping portion overlapping the first finger electrode and a non-overlapping portion that does not overlap the first finger electrode; and the second overlapping portion is not parallel with the first overlapping portion and the non-overlapping portion is not parallel with the first edge.
    Type: Application
    Filed: September 23, 2019
    Publication date: January 16, 2020
    Inventors: Li-Ming CHANG, Tzung-Shiun YEH, Chien-Fu SHEN, Yu-Rui LIN, Chen OU, Hsin-Ying WANG, Hui-Chun YEH
  • Patent number: 10529895
    Abstract: An optoelectronic semiconductor device comprises a substrate; a semiconductor system including a first conductivity layer and a second conductivity layer, wherein the second conductivity layer comprises a top surface, and in a top view of the semiconductor system, an outline of the first conductivity layer surrounds an outline of the second conductivity layer; a first electrical connector on the first conductivity layer; a second electrical connector comprising a top view shape and directly contacting the second conductivity layer; a contact layer contacting the top surface of the second conductivity layer and having an outer perimeter at an inner side of the outline of the second conductivity layer in the top view of the semiconductor system; and a discontinuous region contacting the top surface of the second conductivity layer, wherein the contact layer covers a top surface and sidewalls of the discontinuous region.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: January 7, 2020
    Assignee: EPISTAR CORPORATION
    Inventors: Tsun-Kai Ko, Schang-Jing Hon, Chien-Kai Chung, Hui-Chun Yeh, An-Ju Lin, Chien-Fu Shen, Chen Ou
  • Patent number: 10522715
    Abstract: A light-emitting device comprises a substrate having a top surface and a plurality of patterned units protruding from the top surface; and a light-emitting stack formed on the substrate and having an active layer with a first surface substantially parallel to the top surface, wherein one of the plurality of patterned units comprises a plurality of connecting sides constituting a first polygon shape in a top view of the light-emitting device, wherein the one of the plurality of patterned units comprises a vertex and a plurality of inclined surfaces respectively extending from the plurality of connecting sides, the plurality of inclined surfaces commonly joining at the vertex in a cross-sectional view of the light-emitting device, the vertex being between the top surface of the substrate and the first surface of the active layer, and the plurality of inclined surfaces comprises a second polygon shape in the cross-sectional view of the light-emitting device.
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: December 31, 2019
    Assignee: Epistar Corporation
    Inventors: Chen Ou, Chiu-Lin Yao
  • Publication number: 20190392838
    Abstract: Systems and methods are provided that that may be implemented to extend functionality of a voice assistant and/or telecommunications software to a remote location via an endpoint device.
    Type: Application
    Filed: June 21, 2018
    Publication date: December 26, 2019
    Inventors: Kang Ou-Yang, Michael Wu, Chung-Hung Liu, Chen Yang Chen, Hsuan-Yin Tsai
  • Patent number: 10505092
    Abstract: A light-emitting element, includes a first edge, a second edge, a third edge and a fourth edge; a substrate; a semiconductor stack formed on the substrate, including a first semiconductor layer, a second semiconductor layer and an active layer formed therebetween; a transparent conductive layer, formed on the second semiconductor layer; a first electrode formed on the first semiconductor layer, including a first pad electrode and a first finger electrode extending from the first pad electrode; and a second electrode formed on the first second semiconductor layer, including a second pad electrode and a second finger electrode extending from the second pad electrode; wherein the first finger electrode is disposed at and along the first edge; and wherein in top view, an overlapping portions of the first finger electrode and the second finger electrode are non-parallel.
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: December 10, 2019
    Assignee: EPISTAR CORPORATION
    Inventors: Li-Ming Chang, Tzung-Shiun Yeh, Chien-Fu Shen, Yu-Rui Lin, Chen Ou, Hsin-Ying Wang, Hui-Chun Yeh
  • Publication number: 20190319624
    Abstract: A circuit includes an input circuit, a level shifter circuit, an output circuit and a feedback circuit. The input circuit is coupled to a first voltage supply, and configured to receive a first input signal, and to generate a second input signal. The level shifter circuit is coupled to the input circuit, and configured to receive an enable signal, the first input signal or the second input signal, and to generate a first signal responsive to the enable signal or the first input signal. The output circuit is coupled to the level shifter circuit, and is configured to receive the first signal, and to generate an output signal or a set of feedback signals responsive to the first signal. The feedback circuit is coupled to the level shifter circuit and output circuit, and is configured to receive the enable signal or the set of feedback signals.
    Type: Application
    Filed: March 26, 2019
    Publication date: October 17, 2019
    Inventors: Yu-Lun OU, Jerry Chang Jui KAO, Lee-Chung LU, Ruei-Wun SUN, Shang-Chih HSIEH, Ji-Yung LIN, Wei-Hsiang MA, Yung-Chen CHIEN