Patents by Inventor Chieh Hu

Chieh Hu 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: 11315520
    Abstract: A driving circuit for driving a display panel is provided. The driving circuit includes a source driver. The source driver is configured to be controlled by a timing controller. The source driver is configured to adjust at least one of an operation frequency and a receiving bandwidth of a source driving circuit of the source driver when at least one of the timing controller and the source driver detects that an interference event occurs.
    Type: Grant
    Filed: April 13, 2021
    Date of Patent: April 26, 2022
    Assignee: Novatek Microelectronics Corp.
    Inventors: Jen-Chieh Hu, Chin-Hung Hsu
  • Patent number: 11287844
    Abstract: A support base includes a base casing, a support frame, a first rack, an auxiliary support member and at least one gear. The support frame is movably disposed on the base casing. The first rack is disposed in the base casing and connected to the support frame. The auxiliary support member is movably disposed in the base casing. The auxiliary support member has a second rack. The at least one gear meshes with the first rack and the second rack. When the support frame moves linearly along a first direction, the first rack drives the auxiliary support member to move along a second direction through the at least one gear and the second rack, wherein an angle included between the first direction and the second direction is essentially between 0 degrees and 90 degrees.
    Type: Grant
    Filed: March 30, 2020
    Date of Patent: March 29, 2022
    Assignee: Qisda Corporation
    Inventors: Yung-Chun Su, Hui-Chieh Hu
  • Publication number: 20220035118
    Abstract: An optical element driving mechanism is provided and includes a fixed assembly, a movable assembly and a connecting assembly. The movable assembly is configured to connect an optical element having an optical axis, and the movable assembly is movable relative to the fixed assembly. The movable assembly is movably connected to the fixed assembly through the connecting assembly.
    Type: Application
    Filed: July 30, 2021
    Publication date: February 3, 2022
    Inventors: Wei-Chieh HU, Yu-Hsien WAN, I-Hung CHEN, Tun-Ping HSUEH
  • Publication number: 20220028800
    Abstract: Semiconductor device structures and methods for manufacturing the same are provided. The semiconductor device structure includes a substrate, a die and a stiffener. The substrate has an upper surface. The die is disposed on the upper surface of the substrate. The stiffener is disposed on the upper surface of the substrate and surrounds the die. The stiffener has a first upper surface adjacent to the die, a second upper surface far from the die and a lateral surface extending from the first upper surface to the second upper surface. A first distance between the first upper surface of the stiffener and the upper surface of the substrate is less than a second distance between the second upper surface of the stiffener and the upper surface of the substrate.
    Type: Application
    Filed: July 24, 2020
    Publication date: January 27, 2022
    Applicant: Advanced Semiconductor Engineering, Inc.
    Inventors: Jui-Tzu CHEN, Yu-Hsing LIN, Chia-Chieh HU, Chun-Cheng KUO, Yu-Hsiang CHAO
  • Patent number: 11170720
    Abstract: The invention provides a display panel driving apparatus and a driving method thereof. The display panel driving apparatus includes a source driver circuit and a timing controller circuit. The source driver circuit loads data to data lines of the display panel in load data periods. The timing controller circuit controls the source driver circuit for dynamically configuring a time length of one of the load data periods according to whether charge sharing occurs. When a charge sharing operation is not performed on at least two of the data lines in the load data period, the load data period has a first time length. When the charge sharing operation is performed on at least two of the data lines in the load data period, the load data period has a second time length longer than the first time length.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: November 9, 2021
    Assignee: Novatek Microelectronics Corp.
    Inventors: Pang-Jen Chiang, Jen-Chieh Hu, Chin-Hung Hsu
  • Patent number: 11127883
    Abstract: A semiconductor device includes: a first semiconductor layer; a second semiconductor layer including a first dopant of a first conductivity type and a second dopant of a second conductivity type, wherein the first dopant has a doping concentration, and the first conductivity type is different from the second conductivity type; a third semiconductor layer on the second semiconductor layer, wherein the third semiconductor layer includes a third dopant including a doping concentration higher than the doping concentration of the first dopant; and an active region between the first semiconductor layer and the second semiconductor layer; wherein the second semiconductor layer includes a bottom surface facing the active region, and the active region includes a top surface facing the second semiconductor layer, and a distance between the bottom surface of the second semiconductor layer and the top surface of the active region is not less than 2 nm.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: September 21, 2021
    Assignee: EPISTAR CORPORATION
    Inventors: Jing-Jie Dai, Tzu-Chieh Hu
  • Publication number: 20210233488
    Abstract: A driving circuit for driving a display panel is provided. The driving circuit includes a source driver. The source driver is configured to be controlled by a timing controller. The source driver is configured to adjust at least one of an operation frequency and a receiving bandwidth of a source driving circuit of the source driver when at least one of the timing controller and the source driver detects that an interference event occurs.
    Type: Application
    Filed: April 13, 2021
    Publication date: July 29, 2021
    Applicant: Novatek Microelectronics Corp.
    Inventors: Jen-Chieh Hu, Chin-Hung Hsu
  • Publication number: 20210208623
    Abstract: A support base includes a base casing, a support frame, a first rack, an auxiliary support member and at least one gear. The support frame is movably disposed on the base casing. The first rack is disposed in the base casing and connected to the support frame. The auxiliary support member is movably disposed in the base casing. The auxiliary support member has a second rack. The at least one gear meshes with the first rack and the second rack. When the support frame moves linearly along a first direction, the first rack drives the auxiliary support member to move along a second direction through the at least one gear and the second rack, wherein an angle included between the first direction and the second direction is essentially between 0 degrees and 90 degrees.
    Type: Application
    Filed: March 30, 2020
    Publication date: July 8, 2021
    Inventors: Yung-Chun Su, Hui-Chieh Hu
  • Patent number: 11017740
    Abstract: A timing controller and an anti-interference method thereof are provided. The timing controller includes a timing control circuit. The timing control circuit provides an input signal for controlling a source driver. When at least one of the timing control circuit and the source driver detects that an interference event occurs to the input signal, the timing control circuit is configured to adjust a frequency of a data signal or a clock signal from a normal operation frequency to at least one anti-interference frequency. The timing control signal is further configured to provide at least one of the data signal and the clock signal to the source driver.
    Type: Grant
    Filed: April 27, 2020
    Date of Patent: May 25, 2021
    Assignee: Novatek Microelectronics Corp.
    Inventors: Jen-Chieh Hu, Chin-Hung Hsu
  • Publication number: 20210122301
    Abstract: A vehicle decorative plate and a forming method thereof are disclosed. The vehicle decorative plate can be made into a vehicle emblem, a vehicle grille, a vehicle front bumper trim, a vehicle door trim or a vehicle rear bumper trim. The vehicle decorative plate includes a curved substrate, a display layer, and a curved covering. After the curved substrate is coated with a plating layer, unnecessary parts of the plating layer are removed by laser engraving to process the plating layer into the display layer. The curved covering is attached to the curved substrate and covers the display layer. At least one of the curved substrate and the curved covering is transparent or semi-transparent.
    Type: Application
    Filed: August 27, 2020
    Publication date: April 29, 2021
    Inventors: YI-KUAN LIN, PEI-YU WANG, FU-CHIEH HU
  • Publication number: 20210086650
    Abstract: A charging device for an electric vehicle includes a network connection unit, a display light-panel, and a processor. The network connection unit is coupled to a server through a network and receives an indication of an operation of a charging procedure performed by a user device corresponding to the electric vehicle via the network. The display light-panel has an optical light-guiding component and a backlight module, wherein the optical light-guiding component has a fixed pattern printed thereon and the backlight module includes light sources, and the optical light-guiding component and the light sources are respectively disposed to operate the display light-panel in at least one illumination mode. The processor respectively changes the illumination mode of the display light-panel in response to the received indication, such that the display light-panel changes the light sources to generate an interaction display effect corresponding to the operation of the charging procedure.
    Type: Application
    Filed: September 21, 2020
    Publication date: March 25, 2021
    Inventors: John C. Wang, Jen-Chieh Hsu, Ying-Chieh Hu, Chien-Chih Yu, Pu-Ying Lin
  • Publication number: 20210057603
    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: Application
    Filed: October 21, 2020
    Publication date: February 25, 2021
    Inventors: Tzu-Chieh HU, Wei-Chieh LIEN, Chen OU, Chia-Ming LIU, Tzu-Yi CHI
  • 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: 10777612
    Abstract: A pixel array including a plurality of pixel units is provided. Each of the pixel unit includes at least a first color subpixel, a second color subpixel and a Nth color subpixel, wherein N is an integer and N?3. The first color subpixel includes a first stacked light-emitting layer, the second color subpixel includes a second stacked light-emitting layer, and the Nth color subpixel includes a Nth stacked light-emitting layer. The first stacked light-emitting layer, the second stacked light-emitting layer, and the third stacked light-emitting layer each include a main light-emitting layer and an auxiliary light-emitting layer. The main light-emitting layer of the first color subpixel and the auxiliary light-emitting layer of the second color subpixel are the same material layer. The main light-emitting layer of the Nth color subpixel and the auxiliary light-emitting layer of the first color subpixel are the same material layer.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: September 15, 2020
    Assignee: Au Optronics Corporation
    Inventors: Hung-Chieh Hu, Yi-Hong Chen, Chung-Chia Chen, Meng-Ting Lee
  • Publication number: 20200287082
    Abstract: A semiconductor device includes: a first semiconductor layer; a second semiconductor layer including a first dopant of a first conductivity type and a second dopant of a second conductivity type, wherein the first dopant has a doping concentration, and the first conductivity type is different from the second conductivity type; a third semiconductor layer on the second semiconductor layer, wherein the third semiconductor layer includes a third dopant including a doping concentration higher than the doping concentration of the first dopant; and an active region between the first semiconductor layer and the second semiconductor layer; wherein the second semiconductor layer includes a bottom surface facing the active region, and the active region includes a top surface facing the second semiconductor layer, and a distance between the bottom surface of the second semiconductor layer and the top surface of the active region is not less than 2 nm.
    Type: Application
    Filed: May 22, 2020
    Publication date: September 10, 2020
    Inventors: Jing-Jie DAI, Tzu-Chieh HU
  • Patent number: 10762873
    Abstract: A driving circuit and an anti-interference method thereof are provided. The driving circuit includes a source driver. The source driver is configured to be controlled by a timing controller. The source driver is configured to adjust at least one of an operation frequency and a receiving bandwidth of a source driving circuit of the source driver when at least one of the timing controller and the source driver detects that an interference event occurs.
    Type: Grant
    Filed: January 30, 2019
    Date of Patent: September 1, 2020
    Assignee: Novatek Microelectronics Corp.
    Inventors: Jen-Chieh Hu, Chin-Hung Hsu
  • Publication number: 20200258472
    Abstract: A timing controller and an anti-interference method thereof are provided. The timing controller includes a timing control circuit. The timing control circuit provides an input signal for controlling a source driver. When at least one of the timing control circuit and the source driver detects that an interference event occurs to the input signal, the timing control circuit is configured to adjust a frequency of a data signal or a clock signal from a normal operation frequency to at least one anti-interference frequency. The timing control signal is further configured to provide at least one of the data signal and the clock signal to the source driver.
    Type: Application
    Filed: April 27, 2020
    Publication date: August 13, 2020
    Applicant: Novatek Microelectronics Corp.
    Inventors: Jen-Chieh Hu, Chin-Hung Hsu
  • Patent number: 10665750
    Abstract: A semiconductor device includes: a first semiconductor layer; a second semiconductor layer including a first dopant of a first conductivity type and a second dopant of a second conductivity type, wherein the first dopant has a doping concentration, and the first conductivity type is different from the second conductivity type; a third semiconductor layer on the second semiconductor layer, wherein the third semiconductor layer includes a third dopant including a doping concentration higher than the doping concentration of the first dopant; and an active region between the first semiconductor layer and the second semiconductor layer; wherein the second semiconductor layer includes a bottom surface facing the active region, and the active region includes a top surface facing the second semiconductor layer, and a distance between the bottom surface of the second semiconductor layer and the top surface of the active region is not less than 2 nm.
    Type: Grant
    Filed: November 7, 2018
    Date of Patent: May 26, 2020
    Assignee: Epistar Corporation
    Inventors: Jing-Jie Dai, Tzu-Chieh Hu
  • Patent number: 10625216
    Abstract: A polyimide mixture including a polyimide and an amino-containing silica particle is provided. The polyimide includes a repeating unit represented by formula 1: wherein Ar includes and A includes The amino-containing silica particle is mixed with the polyimide, and is obtained by the hydrolysis condensation reaction of an alkoxysilane shown in formula 2 and an alkoxysilane shown in formula 3 in the presence of a catalyst: Si(OR1)4??formula 2, (NH2—Y)m—Si(OR2)4-m??formula 3, wherein in formula 2, R1 is a C1-C10 alkyl group; and in formula 3, Y is a C1-C10 alkyl group or a C2-C10 alkenyl group, R2 is a C1-C10 alkyl group, and m is an integer of 1 to 3.
    Type: Grant
    Filed: June 22, 2017
    Date of Patent: April 21, 2020
    Assignee: Taiwan Textile Research Institute
    Inventors: Shang-Chih Chou, Chun-Hung Chen, Chien-Chieh Hu
  • Publication number: 20200086280
    Abstract: A filter element includes a porous membrane and a metallic glass material. The porous membrane is made of a polymer material. The metallic glass material is formed on two opposite surfaces of the porous membrane. The metallic glass material is coated on a plurality of fibrous structures of the porous membrane to improve the strength and the characteristics of the porous membrane.
    Type: Application
    Filed: September 5, 2019
    Publication date: March 19, 2020
    Inventors: Jinn P. CHU, Kassa Shewaye Temesgen, Chien-Chieh HU, Juin-Yih LAI, Chien-Kuang CHEN