Patents by Inventor Ming-Fu Hsu

Ming-Fu Hsu 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: 20240120735
    Abstract: An electrostatic discharge (ESD) circuit includes a first ESD detection circuit, a first discharging circuit and a first ESD assist circuit. The first ESD detection circuit is coupled between a first node having a first voltage and a second node having a second voltage. The first discharging circuit includes a first transistor. The first transistor has a first gate, a first drain, a first source and a first body terminal. The first gate is coupled to the first ESD detection circuit by a third node. The first drain is coupled to the first node. The first source and the first body terminal are coupled together at the second node. The first ESD assist circuit is coupled between the second and third node, and configured to clamp a third voltage of the third node at the second voltage during an ESD event at the first or second node.
    Type: Application
    Filed: December 19, 2023
    Publication date: April 11, 2024
    Inventors: Chia-Lin HSU, Ming-Fu TSAI, Yu-Ti SU, Kuo-Ji CHEN
  • Patent number: 11929314
    Abstract: In some implementations, one or more semiconductor processing tools may form a metal cap on a metal gate. The one or more semiconductor processing tools may form one or more dielectric layers on the metal cap. The one or more semiconductor processing tools may form a recess to the metal cap within the one or more dielectric layers. The one or more semiconductor processing tools may perform a bottom-up deposition of metal material on the metal cap to form a metal plug within the recess and directly on the metal cap.
    Type: Grant
    Filed: March 12, 2021
    Date of Patent: March 12, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chun-Hsien Huang, Peng-Fu Hsu, Yu-Syuan Cai, Min-Hsiu Hung, Chen-Yuan Kao, Ken-Yu Chang, Chun-I Tsai, Chia-Han Lai, Chih-Wei Chang, Ming-Hsing Tsai
  • Patent number: 11916075
    Abstract: An integrated circuit (IC) structure includes a substrate having several regions, several semiconductor devices formed at the substrate and respectively within the regions, and an ultra-deep (UD) trench isolation structure formed in the substrate. The substrate has a top surface and a bottom surface oppositely, and the UD trench isolation structure formed in the substrate surrounds peripheries of each of the regions for structurally and physically isolating the semiconductor devices within different regions. The UD trench isolation structure penetrates the substrate by extending from the top surface of the substrate to the bottom surface of the substrate.
    Type: Grant
    Filed: May 10, 2022
    Date of Patent: February 27, 2024
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Wei-Lun Hsu, Yung-Chien Kung, Ming-Tsung Yeh, Yan-Hsiu Liu, Am-Tay Luy, Yao-Pi Hsu, Ji-Fu Kung
  • Publication number: 20230013059
    Abstract: A 3D printing apparatus including a tank, a print platform, a motor, a force sensor, and a controller is provided. The tank is configured to accommodate a photocurable resin. The print platform is arranged adjacent to the tank. The motor is mechanically connected to the print platform. The motor is configured to drive the print platform to move. The force sensor includes a position encoder. The controller is electrically connected to the force sensor and the motor. The controller is configured to confirm whether the print platform is configured to reach a target position through a value of the position encoder.
    Type: Application
    Filed: July 13, 2022
    Publication date: January 19, 2023
    Applicant: Young Optics Inc.
    Inventor: Ming-Fu Hsu
  • Patent number: 11196876
    Abstract: The embodiment of the present invention provides a method for a 3-D projection printing system and a system thereof, more particularly to a system adopts both ways of look-up table and interpolation method to calibrate. The embodiment of the present invention provides a portable calibration fixture system and a flexible 3-D projection printing system in order to improve calibration precision, facilitate calibration and printing operations, increase printing effect and save cost.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: December 7, 2021
    Assignee: YOUNG OPTICS INC.
    Inventors: Chao-Shun Chen, Chang-Chun Chen, Ming-Fu Hsu
  • Publication number: 20190387110
    Abstract: The embodiment of the present invention provides a method for a 3-D projection printing system and a system thereof, more particularly to a system adopts both ways of look-up table and interpolation method to calibrate. The embodiment of the present invention provides a portable calibration fixture system and a flexible 3-D projection printing system in order to improve calibration precision, facilitate calibration and printing operations, increase printing effect and save cost.
    Type: Application
    Filed: August 23, 2019
    Publication date: December 19, 2019
    Inventors: Chao-Shun CHEN, Chang-Chun CHEN, Ming-Fu HSU
  • Publication number: 20190104288
    Abstract: One embodiment of the invention provides a three-dimensional printing system includes a first projector, a second projector, and a solidification region. The solidification region accommodates a curable material and has a first area and a second area. The first projector projects a first image on the first area, the second projector projects a second image on the second area, and the first image and the second image are stitched together to form an image seam. The image seam is the only one overlapping area between the first image and the second image, and a width of the image seam is smaller than a span of five consecutive pixels arranged crossing the image seam.
    Type: Application
    Filed: December 19, 2017
    Publication date: April 4, 2019
    Inventors: Ming-Fu HSU, Chao-Shun CHEN, Chang-Chun CHEN
  • Patent number: 10180678
    Abstract: A method for an improved 3-D printing system and a system thereof is disclosed. The method is able to blur and sharpen pattern images, and the system is flexible in assembly in order to benefit the convenience of printing, the speed of printing, and the cost of hardware and manufacturing.
    Type: Grant
    Filed: July 28, 2016
    Date of Patent: January 15, 2019
    Assignee: YOUNG OPTICS INC.
    Inventors: Chao-Shun Chen, Chang-Chun Chen, Ming-Fu Hsu
  • Publication number: 20180029308
    Abstract: A method for an improved 3-D printing system and a system thereof is disclosed. The method is able to blur and sharpen pattern images, and the system is flexible in assembly in order to benefit the convenience of printing, the speed of printing, and the cost of hardware and manufacturing.
    Type: Application
    Filed: July 28, 2016
    Publication date: February 1, 2018
    Inventors: Chao-Shun Chen, Chang-Chun Chen, Ming-Fu Hsu
  • Publication number: 20180029309
    Abstract: The embodiment of the present invention provides a method for a 3-D projection printing system and a system thereof, more particularly to a system adopts both ways of look-up table and interpolation method to calibrate. The embodiment of the present invention provides a portable calibration fixture system and a flexible 3-D projection printing system in order to improve calibration precision, facilitate calibration and printing operations, increase printing effect and save cost.
    Type: Application
    Filed: July 29, 2016
    Publication date: February 1, 2018
    Inventors: Chao-Shun Chen, Chang-Chun Chen, Ming-Fu Hsu
  • Patent number: 9137421
    Abstract: An image reading device for reading an image of an object includes a multi-color light source which projects light rays with at least three colors onto the object, at least three monochrome image sensor rows, and at least a lens row provided between the object and the monochrome image sensor rows, wherein reflected light rays are imaged directly onto the monochrome image sensor rows through the lens row, and wherein switching between any two colors occurs only once every time the multi-color light source, the image sensor rows, and the lens row are moved for a predetermined distance. The image reading device is able to read color and monochrome images.
    Type: Grant
    Filed: June 20, 2014
    Date of Patent: September 15, 2015
    Assignees: ASIA OPTICAL INTERNATIONAL LTD., SINTAI OPTICAL (SHENZHEN) CO., LTD.
    Inventors: Hsien-Chi Lin, Kung-Hsin Teng, Chih-Wen Wang, Ming-Fu Hsu
  • Publication number: 20150215476
    Abstract: An electronic device of the invention includes a pick-up module configured to pick up an image of a scanned object to generate an initial data; a processing unit configured to convert the initial data into an image data; and a projection module configured to convert the image data into an optical image and project the optical image.
    Type: Application
    Filed: January 21, 2015
    Publication date: July 30, 2015
    Inventors: Hsien-Chi Lin, Ming-Fu Hsu, Chih-Wen Wang
  • Publication number: 20140300940
    Abstract: An image reading device for reading an image of an object includes a multi-color light source which projects light rays with at least three colors onto the object, at least three monochrome image sensor rows, and at least a lens row provided between the object and the monochrome image sensor rows; wherein reflected light rays are imaged directly onto the monochrome image sensor row through the lens row. The image reading device is able to read color and monochrome images.
    Type: Application
    Filed: June 20, 2014
    Publication date: October 9, 2014
    Applicants: SINTAI OPTICAL (SHENZHEN) CO., LTD., ASIA OPTICAL INTERNATIONAL LTD.
    Inventors: HSIEN-CHI LIN, KUNG-HSIN TENG, CHIH-WEN WANG, MING-FU HSU
  • Publication number: 20120133999
    Abstract: A method and device of reading images includes a light source emitting at least three difference color lights. The light source emits color lights to an object in a predetermined order and frequency. The object reflects the color lights to three monochromatic sensor rows through a lens row to directly image the color light on the sensor rows. The light source changes the color light emitting to the object when the light source, the sensor rows and the lens row are moved for a predetermined, usually is a width of a pixel, to combine a color image without chromatic aberration.
    Type: Application
    Filed: September 20, 2011
    Publication date: May 31, 2012
    Applicant: ASIA OPTICAL CO., INC.
    Inventors: Hsien-Chi Lin, Kung-Hsin Teng, Chih-Wen Wang, Ming-Fu Hsu
  • Patent number: 8164023
    Abstract: An exemplary method for making backlight module frame includes: providing a plurality of metallic sheets cooperatively defining a frame shape, and a positioning device comprising a worktable and a plurality of positioning portions defined at corners of the worktable, wherein each metallic sheet comprises a first positioning protrusion corresponding to the positioning portions, positioning the metallic sheets on the worktable of the positioning device with the first positioning protrusions of the metallic sheets engaging with the positioning portions of the positioning device, welding the metallic sheets together to form a semi-manufactured frame, and pressing the semi-manufactured frame to form a backlight module frame.
    Type: Grant
    Filed: October 14, 2008
    Date of Patent: April 24, 2012
    Assignee: Hon Hai Precision Industry Co., Ltd.
    Inventors: Tung-Ming Hsu, Chien-Min Chen, Ming-Fu Hsu
  • Patent number: 8143551
    Abstract: An exemplary method for making backlight module frames includes: method includes: providing a first metallic sheet and a second metallic sheet, each of the first and second metallic sheets having at least two L-shaped portions connected side by side and oriented in the same direction; welding the two metallic sheets to form a plurality of connected semi-manufactured frames corresponding to s subsequent backlight module frame; and pressing the connected semi-manufactured frames to form a plurality of backlight module frames. The method costs less welding time and it is convenient for the backlight module frames to be mass-produced.
    Type: Grant
    Filed: September 29, 2008
    Date of Patent: March 27, 2012
    Assignee: Hon Hai Precision Industry Co., Ltd.
    Inventors: Tung-Ming Hsu, Chien-Min Chen, Ming-Fu Hsu, Hsiang-Feng Teng
  • Patent number: 7929073
    Abstract: An exemplary liquid crystal display module includes a liquid crystal display panel, a backlight unit, a bottom frame, and an upper frame. The backlight unit is positioned on the bottom frame. The upper frame is assembled on the bottom frame to fix the backlight unit in position. The upper frame includes four sidewalls, a top flange extending from the four sidewalls towards a center of the upper frame, and a plurality of supporting members defined at the inner surfaces of the sidewalls adjacent to the top flange. At least one of the supporting members is resilient. The liquid crystal display panel is held in place between the top flange and the supporting members. A method for assembling the liquid crystal display module is also provided.
    Type: Grant
    Filed: July 24, 2008
    Date of Patent: April 19, 2011
    Assignees: Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Hon Hai Precision Industry Co., Ltd.
    Inventors: Ming-Fu Hsu, Rui Zhou
  • Patent number: 7746514
    Abstract: A scanner includes a scan flatbed, an optical module, a driving source, and an exposure control unit. The scan flatbed is for carrying a to-be-scanned document. The optical module includes a photo sensing device, for reading N scan lines of the to-be-scanned document. The driving source, used for driving the optical module, includes an encoder for outputting a position signal corresponding to a position of the optical module. The exposure control unit, including a timer, controls exposure time for each scan line to be constant according to the position signal. The scan method includes driving the optical module to read the scan lines of the to-be-scanned document and output the corresponding position signal; and controlling the photo sensing device to read each scan line of the to-be-scanned document for a constant period of time according to the position signal.
    Type: Grant
    Filed: April 5, 2005
    Date of Patent: June 29, 2010
    Inventors: Hung-Yi Hsu, Sei-For Hsu, Ming-Fu Hsu, Shing-Chia Chen
  • Patent number: 7701527
    Abstract: A display device (200) includes a first frame (210), a backlight module (220), a display panel (230), and a second frame (240), in that order. A groove (211) is defined at one end of the first frame. The backlight module includes a light guide plate (221) and a light source device (222). The light guide plate includes a light incident surface (2211), a light emitting surface (2212) and a bottom surface (2213). The light source device is located at one end of the light incident surface of the light guide plate and received in the groove of the first frame. The display panel is located between the backlight module and the second frame. A locking portion (241) is formed at one end of the second frame. The locking portion is engaged with the groove. The first frame is engaged with the second frame.
    Type: Grant
    Filed: June 1, 2006
    Date of Patent: April 20, 2010
    Assignee: Hon Hai Precision Industry Co., Ltd.
    Inventor: Ming-Fu Hsu
  • Patent number: 7684173
    Abstract: An exemplary optical guiding device for optically coupling a plurality of light beams having at least one laser beam, includes a light coupling lens, a light collimating lens, and an optical fiber. The light coupling lens and the light collimating lens are positioned apart along an optical path. The optical fiber is optically coupled to the light couple lens. External laser beam introduced by the optical fiber are optically coupled by the light coupling lens for collimating and mixing the light beams, then collimated by the at least one light collimating lens, and finally emitting out. A backlight module using the optical guiding device with colored semiconductor lasers and light transferring device are also provided. The backlight module has a good color performance, such as high color saturation.
    Type: Grant
    Filed: December 14, 2007
    Date of Patent: March 23, 2010
    Assignee: Hon Hai Precision Industry Co., Ltd.
    Inventor: Ming-Fu Hsu