Patents by Inventor Kuan-Yu Chen

Kuan-Yu Chen 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: 10973098
    Abstract: A LED backlight driving circuit includes a plurality of driving integrated circuits coupled to a data transmission line and a plurality of selecting circuits respectively connected to the plurality of driving integrated circuits. In an addressing mode, the plurality of selecting circuits are used to select one driving integrated circuit from the plurality of driving integrated circuits to set an address. The plurality of driving integrated circuits can set addresses via input/output pins connected to LEDs. So a number of pins of the driving integrated circuit can be equal to or less than 4, which will rise a yield of the LED backlight driving circuit setting in a PCB or in a glass board.
    Type: Grant
    Filed: May 12, 2020
    Date of Patent: April 6, 2021
    Assignees: Ananavi Technology Corporation, QChip Technology Limited
    Inventors: Kuan Yu Chen, Hung Chih Liu, Cheng Chung Tsao, Yung Chun Lin
  • Patent number: 10930874
    Abstract: An organic light emitting display device including a substrate, an anode, a hole transport layer, a cathode, an electron transport layer and an organic light emitting layer is provided. The anode is located on the substrate. The hole transport layer is located on the anode. The cathode is located on the substrate. The electron transport layer is located on the cathode. The organic light emitting layer is located between the hole transport layer and the electron transport layer. A vertical projection of the anode on the substrate is not overlapped with a vertical projection of the cathode on the substrate.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: February 23, 2021
    Inventors: Kuan-Yu Chen, Hsiao-Lung Lin
  • Publication number: 20210012110
    Abstract: An object detection apparatus includes a boundary box decision circuit and a processing circuit. The boundary box decision circuit receives lens configuration information of a lens, and refers to the lens configuration information to determine a bounding box distribution of bounding boxes that are assigned to different detection distances with respect to the lens for detection of a target object. The processing circuit receives a captured image that is derived from an output of an image capture device using the lens, and performs object detection upon the captured image according to the bounding box distribution of the bounding boxes.
    Type: Application
    Filed: February 12, 2020
    Publication date: January 14, 2021
    Inventors: Chih-Wei Chen, Pei-Kuei Tsung, Shao-Yi Wang, Hung-Jen Chen, Kuan-Yu Chen, Cheng-Lung Jen
  • Patent number: 10886302
    Abstract: A device substrate includes a substrate, a first output circuit, a first auxiliary circuit, and a first backup circuit. The substrate has an active area and a peripheral area located on at least one side of the active area. A cutting path overlaps the active area and the peripheral area. The first output circuit is located on the peripheral area. The first auxiliary circuit is located on the peripheral area. The first auxiliary circuit overlaps the cutting path. The first backup circuit is located on the peripheral area and is electrically connected with the first auxiliary circuit. The first auxiliary circuit and the first backup circuit are pull-down circuits or are pull-up circuits. The shortest distance between the first backup circuit and the cutting path is from 125 microns to 300 microns.
    Type: Grant
    Filed: February 6, 2020
    Date of Patent: January 5, 2021
    Assignee: Au Optronics Corporation
    Inventors: Pao-Yu Huang, Kuan-Yu Chen
  • Publication number: 20200412242
    Abstract: A power supply system includes a current driver circuit, a sensor circuit, a control circuit, a voltage generator circuit and a signal generator circuit. The current driver circuit generates, based on a pulse signal, an output current for driving a load unit that includes series connected loads. The sensor circuit senses the output current to generate a sensed voltage. For each load, the control circuit is operable, based on a control input, to allow or not to allow the output current to flow through the load. The voltage generator circuit generates a reference voltage based on the control input. The signal generator circuit generates the pulse signal based on the reference voltage and the sensed voltage.
    Type: Application
    Filed: June 18, 2020
    Publication date: December 31, 2020
    Inventors: Ting-Ta Chiang, Kuan-Yu Chen
  • Publication number: 20200395387
    Abstract: A device substrate includes a substrate, a first output circuit, a first auxiliary circuit, and a first backup circuit. The substrate has an active area and a peripheral area located on at least one side of the active area. A cutting path overlaps the active area and the peripheral area. The first output circuit is located on the peripheral area. The first auxiliary circuit is located on the peripheral area. The first auxiliary circuit overlaps the cutting path. The first backup circuit is located on the peripheral area and is electrically connected with the first auxiliary circuit. The first auxiliary circuit and the first backup circuit are pull-down circuits or are pull-up circuits. The shortest distance between the first backup circuit and the cutting path is from 125 microns to 300 microns.
    Type: Application
    Filed: February 6, 2020
    Publication date: December 17, 2020
    Applicant: Au Optronics Corporation
    Inventors: Pao-Yu Huang, Kuan-Yu Chen
  • Patent number: 10775546
    Abstract: A light guide plate includes a plate body with a first surface, a second surface opposite to the first surface, and a side surface connecting the first surface and the second surface and defining a plate thickness; a light source arranged to project light into the side surface of the light guide plate; and a plurality of microstructures arranged periodically on the first surface and indented from the first surface towards the second surface to define an indentation depth of less than half the plate thickness. Each of the light-uniformity microstructures substantially has a shape of an inverted truncated cone.
    Type: Grant
    Filed: July 12, 2018
    Date of Patent: September 15, 2020
    Assignees: LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, Lite-On Technology Corporation
    Inventor: Kuan-Yu Chen
  • Publication number: 20200279803
    Abstract: Disclosed is a method of manufacturing a three dimensional (3D) metal-insulator-metal (MIM) capacitor in the back end of line, which can provide large and tunable capacitance values and meanwhile, does not interfere with the existing BEOL fabrication process.
    Type: Application
    Filed: April 23, 2020
    Publication date: September 3, 2020
    Inventors: Chun huan WEI, Pin Yu HSU, Szu-Yuan CHEN, Po-June CHEN, Kuan-Yu CHEN
  • Publication number: 20200266377
    Abstract: An organic light emitting display device including a substrate, an anode, a hole transport layer, a cathode, an electron transport layer and an organic light emitting layer is provided. The anode is located on the substrate. The hole transport layer is located on the anode. The cathode is located on the substrate. The electron transport layer is located on the cathode. The organic light emitting layer is located between the hole transport layer and the electron transport layer. A vertical projection of the anode on the substrate is not overlapped with a vertical projection of the cathode on the substrate.
    Type: Application
    Filed: February 19, 2020
    Publication date: August 20, 2020
    Inventors: Kuan-Yu Chen, Hsiao-Lung Lin
  • Publication number: 20200183522
    Abstract: A pixel array substrate including first and second scan lines, first and second pixels, an auxiliary line and sensing units is provided. The first pixel and the second pixel are arranged between the first scan line and the second scan line in a first direction. Each of the first pixel and the second pixel has a pixel electrode. The first pixel and the second pixel are respectively electrically connected to the first scan line and the second scan line. The auxiliary line is disposed between the first pixel and the second pixel. Each sensing unit has a first electrode and a second electrode. A first sensing unit of the sensing units is overlapped with the auxiliary line, the pixel electrode of the first pixel and the pixel electrode of the second pixel. The auxiliary line is electrically connected to at least one of the first electrode and the second electrode.
    Type: Application
    Filed: June 14, 2019
    Publication date: June 11, 2020
    Applicant: Au Optronics Corporation
    Inventor: Kuan-Yu Chen
  • Patent number: 10679936
    Abstract: Disclosed is a method of manufacturing a three dimensional (3D) metal-insulator-metal (MIM) capacitor in the back end of line, which can provide large and tunable capacitance values and meanwhile, does not interfere with the existing BEOL fabrication process.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: June 9, 2020
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chun huan Wei, Pin Yu Hsu, Szu-Yuan Chen, Po-June Chen, Kuan-Yu Chen
  • Patent number: 10598985
    Abstract: A front-lit display includes a light source, a coupling lens, a first and a second polarizers, a light guide plate, and a reflective display panel. The light guide plate has a first surface, a second surface, a side surface connecting the first and second surfaces, and light guiding microstructures located between the first and second surfaces. The first polarizer, the coupling lens, and the light source are sequentially disposed at a side of the side surface. Light emitting elements of the light source that emit light beams of different colors are arranged along a first direction instead of a second direction. The first direction is parallel to the side surface and the first surface, and the second direction is parallel to the side surface and perpendicular to the first surface. The coupling lens includes vertical columnar structures arranged along the first direction and respectively extending along the second direction.
    Type: Grant
    Filed: March 20, 2019
    Date of Patent: March 24, 2020
    Assignee: Himax Display, Inc.
    Inventors: Kuan-Yu Chen, Yuet-Wing Li, Kuan-Hsu Fan-Chiang, Hsien-Chang Tsai
  • Patent number: 10539291
    Abstract: An illumination apparatus includes a reflective shell, a front cover, a light-emitting device, and a plurality of optical micro-structures. The front cover is connected to the reflective shell. A containing space is formed between the reflective shell and the front cover. The light-emitting device is disposed in the containing space and is configured to emit a light beam. The optical micro-structures are disposed on at least one of the reflective shell and the front cover. Each of the optical micro-structures is a multilayer stair-structure. The optical micro-structures diffuse the light beam by refraction and reflection.
    Type: Grant
    Filed: May 15, 2018
    Date of Patent: January 21, 2020
    Assignees: LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, Lite-On Technology Corporation
    Inventor: Kuan-Yu Chen
  • Publication number: 20190381973
    Abstract: A vehicle security system and an operating method thereof are provided. The operating method includes the following steps: A account binding procedure between a first mobile device and the vehicle is performed, such that a vehicle processing device of the vehicle obtains a main access token for the first mobile device to perform a first electronic unlocking procedure and a sub access token for a second mobile device to perform a second electronic unlocking procedure. The second mobile device performs the second electronic unlocking procedure according to the sub access token.
    Type: Application
    Filed: January 24, 2019
    Publication date: December 19, 2019
    Applicant: Acer Incorporated
    Inventor: Kuan-Yu CHEN
  • Patent number: 10505202
    Abstract: A process for making a catalyst and gas diffusion hybrid electrode member (or members) adapted for use in a fuel cell by integrally bonding a plurality of catalyst and gas diffusion layers to be a catalyst and gas diffusion hybrid electrode member to be inserted between two bipolar plates of the fuel cell for simplifying the production and decreasing the cost.
    Type: Grant
    Filed: June 4, 2018
    Date of Patent: December 10, 2019
    Assignee: Taichi Metal Material Technology Co., Ltd.
    Inventors: Kuan-Wei Chen, Jason Shian-Ching Jang, Kuan-Yu Chen
  • Publication number: 20190372130
    Abstract: A process for making a catalyst and gas diffusion hybrid electrode member (or members) adapted for use in a fuel cell by integrally bonding a plurality of catalyst and gas diffusion layers to be a catalyst and gas diffusion hybrid electrode member to be inserted between two bipolar plates of the fuel cell for simplifying the production and decreasing the cost.
    Type: Application
    Filed: June 4, 2018
    Publication date: December 5, 2019
    Inventors: Kuan-Wei Chen, Jason Shian-Ching Jang, Kuan-Yu Chen
  • Patent number: 10490626
    Abstract: A semiconductor device with super junction and process for the same is disclosed. The semiconductor device includes a silicon substrate and a first conductive type epitaxial layer thereon, a plurality of second conductive type conductive pillars formed below an upper face of the first conductive type epitaxial layer, where the second conductive type conductive pillars are implanted with neutral element having predetermined amount. When the semiconductor device operates in a predetermined temperature, the releasing amount of the neutral element can completely or partially compensate the releasing amount of carrier of opposite polarity from the epitaxial layer for the second conductive type conductive pillars due to the predetermined temperature, thus prevent the degrade of endurance ability for the surge voltage.
    Type: Grant
    Filed: July 30, 2018
    Date of Patent: November 26, 2019
    Assignee: PFC DEVICE HOLDINGS LIMITED
    Inventor: Kuan-Yu Chen
  • Publication number: 20190355810
    Abstract: A semiconductor device with super junction and process for the same is disclosed. The semiconductor device includes a silicon substrate and a first conductive type epitaxial layer thereon, a plurality of second conductive type conductive pillars formed below an upper face of the first conductive type epitaxial layer, where the second conductive type conductive pillars are implanted with neutral element having predetermined amount. When the semiconductor device operates in a predetermined temperature, the releasing amount of the neutral element can completely or partially compensate the releasing amount of carrier of opposite polarity from the epitaxial layer for the second conductive type conductive pillars due to the predetermined temperature, thus prevent the degrade of endurance ability for the surge voltage.
    Type: Application
    Filed: July 30, 2018
    Publication date: November 21, 2019
    Inventor: Kuan-Yu CHEN
  • Patent number: 10437468
    Abstract: An electronic apparatus and an operating method of the electronic apparatus are provided. The electronic apparatus includes a display unit, a base, a touch pad and a processing unit. The base is coupled to the display unit. The touch pad is disposed on the base, includes touch areas and receives a touch action performed by the user on any touch area. The processing unit is coupled to the touch pad and sets a display frame of the display unit into display areas according to a position of each touch area, so that each touch area has the corresponding display area at a corresponding position on the display unit. After the touch pad received a first touch event, the processing unit obtains a first touch area where the first touch event is generated, and displays a first user interface in a first display area corresponding to the first touch area.
    Type: Grant
    Filed: April 14, 2016
    Date of Patent: October 8, 2019
    Assignee: COMPAL ELECTRONICS, INC.
    Inventors: Feng-Yi Yu, Chia-Shin Weng, Hsin-Pei Tsai, Jih-Houng Lee, Kuan-Yu Chen
  • Publication number: 20190302341
    Abstract: A Light Guide Plate (LGP) and a light source module are provided, the LGP includes a plate body and a plurality of light-uniformity microstructures. The plate body has a plate thickness and includes a first surface, a second surface opposite to the first surface and a side surface connected between the first surface and the second surface. The light-uniformity microstructures are arranged periodically on the first surface. The light-uniformity microstructures are indented from the first surface towards the second surface to define an indentation depth. Each of the light-uniformity microstructures substantially has a shape of an inverted truncated cone. The indentation depth is less than a half of the plate thickness. Therefore, a glare problem is reduced to prevent human eyes from feeling uncomfortable.
    Type: Application
    Filed: July 12, 2018
    Publication date: October 3, 2019
    Applicants: LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, Lite-On Technology Corporation
    Inventor: Kuan-Yu Chen