Patents by Inventor Chih-Chiang Chen

Chih-Chiang 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).

  • DISPLAY DEVICE AND ELECTRONIC DEVICE
    Publication number: 20210256917
    Abstract: A display device receiving image data generated by an image generator and including a first memory, a second memory, a selection circuit, a timing controller, and a display panel is provided. The first memory is configured to store first display data. The second memory is configured to store second display data. The second memory is disposed independent of the first memory. The selection circuit selects either the first display data or the second display data to serve as specific data based on a first selection signal. The timing controller generates the first selection signal according to the voltage level of a specific pin and provides the specific data to the image generator. The image generator generates the image data according to the specific data. The display panel displays an image based on the image data.
    Type: Application
    Filed: September 17, 2020
    Publication date: August 19, 2021
    Inventors: Yi-Chang LAI, Chih-Chiang CHEN, Hsu-Hsiang TSENG, Chao-Shih HUANG
  • ACTIVE DEVICE SUBSTRATE AND METHOD FOR MANUFACTURING THE SAME
    Publication number: 20210247652
    Abstract: An active device substrate including a substrate, first metal grid wires, a first transparent conductive layer, a gate insulating layer, a semiconductor layer, a source, and a drain is provided. The first metal grid wires are located on the substrate. The first transparent conductive layer includes a scan line and a gate connected to the scan line. The scan line and/or the gate is directly connected to at least a part of the first metal grid wires. The gate insulating layer is located on the first transparent conductive layer. The semiconductor layer is located on the gate insulating layer and overlapped with the gate. The source and the drain are electrically connected to the semiconductor layer.
    Type: Application
    Filed: July 24, 2020
    Publication date: August 12, 2021
    Applicant: Au Optronics Corporation
    Inventors: Cheng-Chan Wang, Tsai-Sheng Lo, Chia-Hsin Chung, Chih-Chiang Chen, Hui-Ku Chang, Sheng-Kai Lin, Chia-Po Lin, Ming-Jui Wang, Sheng-Ming Huang, Jen-Kuei Lu
  • PHOTOSENSITIVE DEVICE AND METHOD OF SENSING FINGERPRINT
    Publication number: 20210248341
    Abstract: A photosensitive device includes a display panel, a photosensitive element substrate, and a first quarter wave plate. The photosensitive element substrate is located on the back of the display panel. The photosensitive element substrate includes a first substrate, a plurality of first light emitting diodes, a plurality of photosensitive elements, and a first polarizer structure. The first light emitting diodes and the photosensitive elements are located on the first substrate. The first polarizer structure is located on the first light emitting diodes and the photosensitive elements. The first quarter wave plate is located between the first polarizer structure and the display panel.
    Type: Application
    Filed: July 21, 2020
    Publication date: August 12, 2021
    Applicant: Au Optronics Corporation
    Inventors: Chia-Po Lin, Tsai-Sheng Lo, Chih-Chiang Chen, Sheng-Ming Huang, Sheng-Kai Lin, Ming-Jui Wang, Chia-Hsin Chung, Hui-Ku Chang, Cheng-Chan Wang, Jen-Kuei Lu
  • Gaming cabin for virtual reality application
    Patent number: 11086394
    Abstract: A gaming cabin includes a display device, an adjustable chair, a degree-of-freedom adjusting device, a situation simulator, and a system end. The degree-of-freedom adjusting device is configured to provide three degrees of freedom for the display device along the vertical axis, along the horizontal axis and yaw, as well as provide automatic view-switching and surround sound control. The system end is configured to adjust the resolution of the display device using foveated rendering technique, thereby increasing system efficiency. The situation simulator is configured to provide visual, olfactory, tactile or impact effect during VR applications.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: August 10, 2021
    Assignee: ACER INCORPORATED
    Inventors: Jia-Yu Lin, Chao-Shih Huang, Chih-Chiang Chen
  • METHOD OF TRANSFERRING MICRO DEVICE USING MICRO DEVICE TRANSFER HEAD
    Publication number: 20210225686
    Abstract: A method of transferring a micro device using a micro device transfer head is provided. The micro device transfer head includes a base arm, a first side arm and a second side arm, and the micro device is fabricated on a substrate. The method includes moving the first side arm within a sensing range of the micro device, charging the first side arm for drawing the micro device away from the substrate to move towards a space between the first side arm and the second side arm, and shortening a distance between the first side arm and the second side arm for clamping the micro device.
    Type: Application
    Filed: April 5, 2021
    Publication date: July 22, 2021
    Inventors: Jui-Chieh Hsiang, Chih-Chiang Chen
  • Imprint mold and method for manufacturing the same
    Patent number: 11054740
    Abstract: An imprint mold and a method for manufacturing the same are provided. The imprint mold includes a plurality of substantially identical or different mold patterns, wherein there isn't any height difference between the mold patterns.
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: July 6, 2021
    Assignee: AU OPTRONICS CORPORATION
    Inventors: Sheng-Ming Huang, Sheng-Kai Lin, Chih-Chiang Chen, Hui-Ku Chang, Chia-Hsin Chung, Wei-Chi Wang, Ming-Jui Wang, Jen-Kuei Lu, Tsai-Sheng Lo, Huang-Kai Shen
  • ELECTRONIC APPARATUS AND DATA TRANSMISSION METHOD THEREOF
    Publication number: 20210185110
    Abstract: An electronic apparatus and a data transmission method thereof are provided. The data transmission method is adapted to the electronic apparatus including a touch screen, and the data transmission method includes the following steps. An image frame is displayed through the touch screen. A connection with another electronic apparatus placed on the touch screen is established. Position information of said another electronic apparatus on the touch screen is detected through the touch screen, to capture a partial frame from the image frame according to the position information of said another electronic apparatus. Feature information of data to be transmitted is obtained from the partial frame. The data to be transmitted is sent to said another electronic apparatus via the connection according to the feature information.
    Type: Application
    Filed: July 21, 2020
    Publication date: June 17, 2021
    Applicant: Acer Incorporated
    Inventors: Yen-Shuo Huang, Chih-Wen Huang, Wen-Cheng Hsu, Chao-Kuang Yang, Ling-Fan Tsao, Chueh-Pin Ko, Chih-Chiang Chen, Tai Ju, Yu-Shan Ruan, Yu-Chieh Huang
  • DATA TRANSMISSION SYSTEM AND METHOD
    Publication number: 20210184766
    Abstract: A data transmission system is provided in the invention. The data transmission system includes a transmitting device and a receiving device. The transmitting device encodes data into a color pattern, and displays the color pattern. The receiving device extracts the color pattern and decodes the color pattern to obtain the data.
    Type: Application
    Filed: May 29, 2020
    Publication date: June 17, 2021
    Inventors: Yen-Shuo HUANG, Chih-Wen HUANG, Wen-Cheng HSU, Chao-Kuang YANG, Ling-Fan TSAO, Chueh-Pin KO, Chih-Chiang CHEN, Tai JU, Yu-Shan RUAN
  • FLEXIBLE TOUCH PANEL ELECTRODE STRUCTURE
    Publication number: 20210149528
    Abstract: A flexible touch panel electrode structure is provided, which includes: a substrate; a plurality of sensing electrodes and a plurality of drive electrodes disposed on the substrate respectively; a plurality of compensation electrodes which are staggered with the drive electrodes in position and compensate for at least one of the drive electrodes; and a control part coupled to the sensing electrodes, the drive electrodes, and the compensation electrodes. The compensation electrodes are grounded, and when the drive electrode malfunctions, the control part performs a switching operation to replace the drive electrode with the compensation electrode.
    Type: Application
    Filed: October 28, 2020
    Publication date: May 20, 2021
    Applicant: Acer Incorporated
    Inventors: Tai Ju, Chueh-Pin Ko, Chih-Chiang Chen
  • Micro device transfer head
    Patent number: 11004721
    Abstract: A micro device transfer head includes a base arm, a first side arm, a second side arm, and an isolation layer. The first side arm, including one or multiple first electrodes, is disposed on a first surface of the base arm and located on a first end of the base arm. The second side arm, including one or multiple second electrodes, is disposed on the first surface of the base arm and located on a second end of the base arm. The isolation later is disposed on the first surface of the base arm and covers the surface of the first side arm and the second side arm.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: May 11, 2021
    Assignee: ACER INCORPORATED
    Inventors: Jui-Chieh Hsiang, Chih-Chiang Chen
  • ELECTRONIC APPARATUS AND OBJECT INFORMATION RECOGNITION METHOD BY USING TOUCH DATA THEREOF
    Publication number: 20210117025
    Abstract: An electronic apparatus and an object information recognition method by using touch data thereof are provided. Touch sensing is performed in the case where no object touches a touch panel to obtain a specific background frame through the touch panel. A current touch sensing frame is obtained through the touch panel. Touch background data of a plurality of first frame cells in the specific background frame is respectively subtracted from touch raw data of a plurality of second frame cells in the current touch sensing frame to obtain a background removal frame including a plurality of cell values. The background removal frame is transformed into a touch sensing image. The touch sensing image is inputted to a trained neural network model to recognize object information of a touch object.
    Type: Application
    Filed: December 19, 2019
    Publication date: April 22, 2021
    Applicant: Acer Incorporated
    Inventors: Chih-Wen Huang, Eric Choi, Wen-Cheng Hsu, Chao-Kuang Yang, Yen-Shuo Huang, Ling-Fan Tsao, Chueh-Pin Ko, Chih-Chiang Chen, Tai Ju
  • Dial device
    Patent number: 10972100
    Abstract: A dial device includes a base, a cover, a column, a magnet, a magnetic sensor and a signal processing circuit. The cover includes a cap portion and a side wall vertically extending from the cap portion. The column surrounded by the wall includes a first end for connecting to the base and a second end for connecting to the cover. The magnet surrounds the column and is disposed on the base or the cover. The magnetic sensor is disposed on a side surface of the column and coupled to the signal processing circuit. When the cover rotates relative to the base, the magnet rotates around the magnetic sensor, and the magnetic field strengths sensed by the magnetic sensor vary. The signal processing circuit determines the relative rotation direction between the cover and the base according to the difference of the magnetic field strengths sensed by the magnetic sensor.
    Type: Grant
    Filed: December 31, 2018
    Date of Patent: April 6, 2021
    Assignee: ACER INCORPORATED
    Inventors: Tai Ju, Chueh-Pin Ko, Chih-Chiang Chen
  • ELECTRONIC DEVICE WITH ULTRASONIC TOUCH
    Publication number: 20210072850
    Abstract: An electronic device with ultrasonic touch is provided. The electronic device includes a display device, an ultrasonic transmission device, an ultrasonic reception device, a substrate, an ultrasonic controller, and a sensing circuit. The substrate is adjacent to the ultrasonic transmission device and the ultrasonic reception device. The ultrasonic controller generates a control signal. The ultrasonic transmission device generates an ultrasonic wave in a direction toward the substrate according to the control signal, and the ultrasonic reception device simultaneously receives the ultrasonic wave according to the control signal through the substrate and generates a sensing signal corresponding to the received ultrasonic wave. The sensing circuit determines a position whether a touch occurs according to the sensing signal to generate a touch signal.
    Type: Application
    Filed: November 20, 2020
    Publication date: March 11, 2021
    Applicant: Acer Incorporated
    Inventors: Jui-Chieh Hsiang, Chih-Chiang Chen
  • Solar display device and power switching method
    Patent number: 10903681
    Abstract: A solar display device and a power switching method are disclosed. The solar display device includes a plurality of solar pixel components, a plurality of micro display components and a power control circuit. The solar pixel components are configured to generate a first solar power and a second solar power. The power control circuit is configured to compare the first solar power and a reference signal. The power control circuit is further configured to drive the micro display components by using one of a system power and the second solar power according to a comparison result.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: January 26, 2021
    Assignee: Acer Incorporated
    Inventors: Jui-Chieh Hsiang, Chih-Chiang Chen
  • FINGERPRINT COLLECTION METHOD AND ELECTRONIC DEVICE
    Publication number: 20210012084
    Abstract: A fingerprint collection method and an electronic device are provided according to embodiments of the disclosure. The electronic device includes a fingerprint sensor and a touch panel, and the method includes: obtaining fingerprint information of a finger through the fingerprint sensor; obtaining sensing information of the finger with respect to the touch panel through the touch panel during a time period in which the fingerprint information is obtained; and storing fingerprint authentication information corresponding to the finger according to the fingerprint information and the sensing information.
    Type: Application
    Filed: March 16, 2020
    Publication date: January 14, 2021
    Applicant: Acer Incorporated
    Inventors: Chia-Yu Sun, Chih-Chiang Chen
  • Electronic device with ultrasonic touch
    Patent number: 10891004
    Abstract: An electronic device with ultrasonic touch is provided. The electronic device includes a display device, an ultrasonic transmission device, an ultrasonic reception device, a substrate, an ultrasonic controller, and a sensing circuit. The substrate is adjacent to the ultrasonic transmission device and the ultrasonic reception device. The ultrasonic controller generates a control signal. The ultrasonic transmission device generates an ultrasonic wave in a direction toward the substrate according to the control signal, and the ultrasonic reception device simultaneously receives the ultrasonic wave according to the control signal through the substrate and generates a sensing signal corresponding to the received ultrasonic wave. The sensing circuit determines a position whether a touch occurs according to the sensing signal to generate a touch signal.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: January 12, 2021
    Assignee: Acer Incorporated
    Inventors: Jui-Chieh Hsiang, Chih-Chiang Chen
  • MICRO-LED AND METHOD FOR FORMING THE SAME
    Publication number: 20210005790
    Abstract: A micro light-emitting display is provided. The display includes a first transparent micro-cap disposed on a substrate. The first transparent micro-cap includes a first plate portion disposed opposite the substrate, and a first dam portion disposed between the substrate and the first plate portion. The substrate, the first plate portion, and the first darn portion form a first chamber. The display also includes a first micro light-emitting device disposed on the substrate and within the first chamber. The first chamber is in a vacuum or filled with air or an inert gas. In addition, the display includes a first color material layer disposed on the first plate portion and corresponding to the first micro light-emitting device. A method for forming the micro light-emitting display is also provided.
    Type: Application
    Filed: January 20, 2020
    Publication date: January 7, 2021
    Inventors: Jui-Chieh HSIANG, Chih-Chiang CHEN
  • Dial device and related interactive display device capable of determining a rotation angle
    Patent number: 10884521
    Abstract: A dial device including an upper case and a bottom base disposed with an electrode pattern having a directional pattern corresponding to a direction, wherein an interactive display device utilizes the dial device as an input device (such as a mouse or a rocker capable of instructing an index displayed by a screen to move toward the direction) according to moving signals transmitted by the dial device and sensing signals generated by a touch circuit of the interactive display device. Thus, the interactive display device is capable of mapping a direction caused by relative motions between the upper case and the bottom base to a moving direction of an object displayed by the interactive display device, so as to increase an operation of the dial device.
    Type: Grant
    Filed: September 5, 2019
    Date of Patent: January 5, 2021
    Assignee: ACER INCORPORATED
    Inventors: Tai Ju, Chueh-Pin Ko, Chih-Chiang Chen
  • Demura system for non-planar screen
    Patent number: 10872544
    Abstract: A Demura system includes a camera module, a distance detection module, a location calibration module and a processing circuit. The camera module is configured to capture images displayed on a non-planar screen during an image-capturing period. The distance detection module is configured to detect the distance between the camera module and the non-planar screen during a test period. The location calibration module is configured to carry the camera module and the distance detection module, adjust the angle of the distance detection module, adjust the angle of the camera module and adjust the location of the camera module. The processing circuit is configured to control the location calibration module according to the data acquired by the distance detection module during the test period so as to move the camera module to a predetermined location.
    Type: Grant
    Filed: August 9, 2018
    Date of Patent: December 22, 2020
    Assignee: ACER INCORPORATED
    Inventors: Jia-Yu Lin, Chih-Chiang Chen
  • SOLAR DISPLAY DEVICE AND POWER SWITCHING METHOD
    Publication number: 20200343760
    Abstract: A solar display device and a power switching method are disclosed. The solar display device includes a plurality of solar pixel components, a plurality of micro display components and a power control circuit. The solar pixel components are configured to generate a first solar power and a second solar power. The power control circuit is configured to compare the first solar power and a reference signal. The power control circuit is further configured to drive the micro display components by using one of a system power and the second solar power according to a comparison result.
    Type: Application
    Filed: October 30, 2019
    Publication date: October 29, 2020
    Applicant: Acer Incorporated
    Inventors: Jui-Chieh Hsiang, Chih-Chiang Chen