Patents by Inventor Ho Yeh Chen

Ho Yeh 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).

  • Publication number: 20230400480
    Abstract: The present disclosure provides a probe device, a probe system including the probe device and an operating thereof. The operating method includes: approaching the probe device to a reference region; stopping the probe device when a first pin of a sensing module of the probe device touches the reference region; rotating the probe device and approaching the probe device to the reference region; and stopping the probe device when both the first pin and a second pin of the sensing module of the probe device touch the reference region.
    Type: Application
    Filed: May 31, 2023
    Publication date: December 14, 2023
    Inventors: CHOON LEONG LOU, HO-YEH CHEN, HSIAO-HUI HSIEH, DAI-CHUN CHEN
  • Patent number: 11047880
    Abstract: A probing device includes a chuck configured to support a device under test (DUT), and includes a probe card disposed above the chuck. The probe card includes an inlet configured to convey a gas into the probe card, and an outlet configured to blow the gas at a predetermined temperature from the probe card toward the chuck. A method includes providing a chuck, a DUT disposed on the chuck and a probe card disposed above the DUT, and blowing a gas at a predetermined temperature from the probe card toward the DUT.
    Type: Grant
    Filed: July 16, 2019
    Date of Patent: June 29, 2021
    Assignee: STAR TECHNOLOGIES, INC.
    Inventors: Choon Leong Lou, Ho Yeh Chen
  • Publication number: 20200225266
    Abstract: A probing device includes a chuck configured to support a device under test (DUT), and includes a probe card disposed above the chuck. The probe card includes an inlet configured to convey a gas into the probe card, and an outlet configured to blow the gas at a predetermined temperature from the probe card toward the chuck. A method includes providing a chuck, a DUT disposed on the chuck and a probe card disposed above the DUT, and blowing a gas at a predetermined temperature from the probe card toward the DUT.
    Type: Application
    Filed: July 16, 2019
    Publication date: July 16, 2020
    Inventors: CHOON LEONG LOU, HO YEH CHEN
  • Patent number: 10184957
    Abstract: The present disclosure provides a testing apparatus, a holding assembly and a probe card carrier. In some embodiments of the present disclosure, the testing apparatus includes a basic circuit board having a first surface and a second surface; a holding assembly disposed on the first surface; a signal transfer assembly disposed on the second surface and electrically connected to the basic circuit board; and a probe card carrier configured to carry a probe card. In some embodiments of the present disclosure, when the probe card carrier is assembled to the holding assembly, the probe card is electrically connected to the signal transfer assembly.
    Type: Grant
    Filed: September 1, 2016
    Date of Patent: January 22, 2019
    Assignee: STAR TECHNOLOGIES, INC.
    Inventors: Choon Leong Lou, Ho Yeh Chen, Li Min Wang, Hsiao Ting Tseng
  • Patent number: 10088502
    Abstract: A test assembly adapted to test a semiconductor device is provided. The test assembly includes a main circuit board, a space transformer, an intermediary supporting element, an adhesive element, a plurality of electrical connection elements and a plurality of test probes. The space transformer is disposed on the main circuit board and has a first surface and a second surface opposite to the first surface. The first surface faces the main circuit board. The intermediary supporting element is disposed between the main circuit board and the first surface. The adhesive element is disposed between the intermediary supporting element and the first surface. The space transformer is attached to the intermediary supporting element through the adhesive element. The electrical connection elements are disposed between the main circuit board and the first surface.
    Type: Grant
    Filed: February 23, 2016
    Date of Patent: October 2, 2018
    Assignee: STAR TECHNOLOGIES, INC.
    Inventors: Ho Yeh Chen, Choon Leong Lou
  • Publication number: 20170370966
    Abstract: The present disclosure provides a testing apparatus, a holding assembly and a probe card carrier. In some embodiments of the present disclosure, the testing apparatus includes a basic circuit board having a first surface and a second surface; a holding assembly disposed on the first surface; a signal transfer assembly disposed on the second surface and electrically connected to the basic circuit board; and a probe card carrier configured to carry a probe card. In some embodiments of the present disclosure, when the probe card carrier is assembled to the holding assembly, the probe card is electrically connected to the signal transfer assembly.
    Type: Application
    Filed: September 1, 2016
    Publication date: December 28, 2017
    Inventors: CHOON LEONG LOU, HO YEH CHEN, LI MIN WANG, HSIAO TING TSENG
  • Patent number: 9739830
    Abstract: A test assembly adapted to test a semiconductor device is provided. The test assembly includes a main circuit board, an intermediate dielectric board, an intermediate circuit board, a plurality of intermediate conductive elements and a plurality of test probes. The main circuit board includes a surface and a plurality of pads disposed on the surface. The intermediate dielectric board is detachably disposed on the surface of the main circuit board and includes a plurality of through holes. The intermediate circuit board is disposed on the intermediated dielectric board and includes a plurality of first pads, a plurality of second pads, a first surface and a second surface opposite to the first surface. The intermediate conductive elements are disposed in the through holes, respectively. Each of the intermediate conductive elements electrically connects one of the pads of the main circuit board and one of the first pads of the intermediate circuit board.
    Type: Grant
    Filed: May 12, 2014
    Date of Patent: August 22, 2017
    Assignee: STAr TECHNOLOGIES, INC.
    Inventors: Choon Leong Lou, Hsiao Ting Tseng, Ho Yeh Chen, Li Min Wang
  • Patent number: 9535114
    Abstract: A testing device comprises a first probe member, a second probe member, and an insulation member. The first probe member comprises a tip portion for contacting a device being tested. The second probe member also comprises a tip portion for contacting the device being tested. The insulation member is located at or can be moved to a location between the tip portions of the first and second probe members.
    Type: Grant
    Filed: November 27, 2013
    Date of Patent: January 3, 2017
    Assignee: STAR TECHNOLOGIES, INC.
    Inventors: Choon Leong Lou, Ho Yeh Chen, Hsiao Ting Tseng
  • Publication number: 20160252548
    Abstract: A test assembly adapted to test a semiconductor device is provided. The test assembly includes a main circuit board, a space transformer, an intermediary supporting element, an adhesive element, a plurality of electrical connection elements and a plurality of test probes. The space transformer is disposed on the main circuit board and has a first surface and a second surface opposite to the first surface. The first surface faces the main circuit board. The intermediary supporting element is disposed between the main circuit board and the first surface. The adhesive element is disposed between the intermediary supporting element and the first surface. The space transformer is attached to the intermediary supporting element through the adhesive element. The electrical connection elements are disposed between the main circuit board and the first surface.
    Type: Application
    Filed: February 23, 2016
    Publication date: September 1, 2016
    Inventors: Ho Yeh CHEN, Choon Leong LOU
  • Patent number: 9329205
    Abstract: A high precision semiconductor probing system includes a probe head, a circuit board positioned above the probe head, and an optical microscope, wherein the probe head has a plurality of vertical probes and at least one cantilever probe having a vertical body positioned therein. The cantilever probe is disposed close to an edge of the probe head and extends laterally out from the probe head, in order to facilitate the visual alignment viewing from top of the probing apparatus. The optical microscope is positioned on top of the probing apparatus and is configured to have a line of sight directed to the tip of the cantilever probe.
    Type: Grant
    Filed: March 20, 2012
    Date of Patent: May 3, 2016
    Assignee: STAR TECHNOLOGIES INC.
    Inventors: Choon Leong Lou, Ho Yeh Chen, Hsiao Ting Tseng
  • Publication number: 20150109016
    Abstract: A test probe card adapted for testing a plurality of chips of a wafer is provided. The test probe card includes a substrate, a plurality of light-guiding elements, a plurality of lens units and a plurality of probes. The substrate has a plurality of through holes. Each of the through holes has a light entrance opening and a light exit opening. The light-guiding elements are disposed at the through holes, respectively. The lens units are disposed at the light exit openings, respectively. One end of each of the probes is electrically connected to the substrate and another end of each of the probes is adapted for electrically contacting one of the image sensing chips. Light emitted from a light source passes through one of the light-guiding elements and the lens element corresponding thereto in order and then is projected to one of the image sensing chips.
    Type: Application
    Filed: October 17, 2014
    Publication date: April 23, 2015
    Inventors: Choon Leong LOU, Ho Yeh CHEN
  • Publication number: 20140340108
    Abstract: A test assembly adapted to test a semiconductor device is provided. The test assembly includes a main circuit board, a space transformer, a plurality of electrical connection elements, an intermediary stiffener, and a plurality of test probes. The space transformer is disposed on the main circuit board and has a first surface and a second surface opposite to the first surface. The first surface of the space transformer faces the main circuit board. The electrical connection elements are disposed between the main circuit board and the first surface of the space transformer. The space transformer is electrically connected to the main circuit board through the electrical connection elements. The intermediary stiffener is disposed between the main circuit and the first surface of the space transformer. The intermediary stiffener has a plurality of accommodating through holes. Each of the electrical connection elements is disposed in one of the accommodating through holes.
    Type: Application
    Filed: May 12, 2014
    Publication date: November 20, 2014
    Applicant: STAr TECHNOLOGIES, INC.
    Inventors: Choon Leong LOU, Ho Yeh CHEN, Li Min WANG
  • Publication number: 20140340105
    Abstract: A test assembly adapted to test a semiconductor device is provided. The test assembly includes a main circuit board, an intermediate dielectric board, an intermediate circuit board, a plurality of intermediate conductive elements and a plurality of test probes. The main circuit board includes a surface and a plurality of pads disposed on the surface. The intermediate dielectric board is detachably disposed on the surface of the main circuit board and includes a plurality of through holes. The intermediate circuit board is disposed on the intermediated dielectric board and includes a plurality of first pads, a plurality of second pads, a first surface and a second surface opposite to the first surface. The intermediate conductive elements are disposed in the through holes, respectively. Each of the intermediate conductive elements electrically connects one of the pads of the main circuit board and one of the first pads of the intermediate circuit board.
    Type: Application
    Filed: May 12, 2014
    Publication date: November 20, 2014
    Applicant: STAr TECHNOLOGIES, INC.
    Inventors: Choon Leong LOU, Hsiao Ting TSENG, Ho Yeh CHEN, Li Min WANG
  • Publication number: 20140145740
    Abstract: A testing device comprises a first probe member, a second probe member, and an insulation member. The first probe member comprises a tip portion for contacting a device being tested. The second probe member also comprises a tip portion for contacting the device being tested. The insulation member is located at or can be moved to a location between the tip portions of the first and second probe members.
    Type: Application
    Filed: November 27, 2013
    Publication date: May 29, 2014
    Applicant: STAR TECHNOLOGIES, INC.
    Inventors: CHOON LEONG LOU, HO YEH CHEN, HSIAO TING TSENG
  • Publication number: 20130249584
    Abstract: A high precision semiconductor probing system includes a probe head, a circuit board positioned above the probe head, and an optical microscope, wherein the probe head has a plurality of vertical probes and at least one cantilever probe having a vertical body positioned therein. The cantilever probe is disposed close to an edge of the probe head and extends laterally out from the probe head, in order to facilitate the visual alignment viewing from top of the probing apparatus. The optical microscope is positioned on top of the probing apparatus and is configured to have a line of sight directed to the tip of the cantilever probe.
    Type: Application
    Filed: March 20, 2012
    Publication date: September 26, 2013
    Applicant: STAR TECHNOLOGIES INC.
    Inventors: CHOON LEONG LOU, HO YEH CHEN, HSIAO TING TSENG
  • Patent number: 8389926
    Abstract: A sensing module for light-emitting devices includes a circuit board having at least one retaining region configured to retain an optical sensor, at least one circuit configured to electrically connect the optical sensor to an output interface at a front end of the circuit board, a substrate positioned on the circuit board and having at least one aperture exposing the retaining regions, and an optical device positioned on the aperture and configured to collect emitting lights from a light-emitting device to the retaining region through the aperture.
    Type: Grant
    Filed: August 16, 2010
    Date of Patent: March 5, 2013
    Assignee: Star Technologies Inc.
    Inventors: Choon Leong Lou, Li Min Wang, Yi Ming Lau, Ho Yeh Chen
  • Publication number: 20110063608
    Abstract: A sensing module for light-emitting devices includes a substrate having at least one first hole and at least one second hole connected to the first hole, an optical device positioned in the first hole and configured to collect emitting lights from the light-emitting device to the first hole, a light-guiding device positioned in the second hole, a reflector positioned in the first hole and configured to reflect the emitting lights from the light-emitting device to the light-guiding device, and an optical coupler positioned at a front end of the substrate and coupled with the light-guiding device.
    Type: Application
    Filed: August 16, 2010
    Publication date: March 17, 2011
    Applicant: STAR TECHNOLOGIES INC.
    Inventors: Choon Leong Lou, Li Min Wang, Yi Ming Lau, Ho Yeh Chen
  • Publication number: 20110062317
    Abstract: A sensing module for light-emitting devices includes a circuit board having at least one retaining region configured to retain a optical sensor, at least one circuit configured to electrically connect the optical sensor to an output interface at a front end of the circuit board, a substrate positioned on the circuit board and having at least one aperture exposing the retaining regions, and an optical device positioned on the aperture and configured to collect emitting lights from a light-emitting device to the retaining region through the aperture.
    Type: Application
    Filed: August 16, 2010
    Publication date: March 17, 2011
    Applicant: STAR TECHNOLOGIES INC.
    Inventors: Choon Leong Lou, Li Min Wang, Yi Ming Lau, Ho Yeh Chen
  • Patent number: 7675307
    Abstract: A heating apparatus for semiconductor devices comprises an oven including a front wall having a plurality of front openings and a back wall having a plurality of back openings each with isolating self-closing doors, a carrier module configured to load semiconductor devices into the oven through the front opening in a removable manner, a temperature-controlling module configured to control the temperature of the oven, and a test module positioned at a backside of the oven and configured to generate, receive or switch electrical test signals for the semiconductor devices in the oven.
    Type: Grant
    Filed: March 18, 2008
    Date of Patent: March 9, 2010
    Assignee: Star Technologies Inc.
    Inventors: Choon Leong Lou, Li Min Wang, Yi Ming Lau, Ho Yeh Chen
  • Publication number: 20090237102
    Abstract: A heating apparatus for semiconductor devices comprises an oven including a front wall having a plurality of front openings and a back wall having a plurality of back openings each with isolating self-closing doors, a carrier module configured to load semiconductor devices into the oven through the front opening in a removable manner, a temperature-controlling module configured to control the temperature of the oven, and a test module positioned at a backside of the oven and configured to generate, receive or switch electrical test signals for the semiconductor devices in the oven.
    Type: Application
    Filed: March 18, 2008
    Publication date: September 24, 2009
    Applicant: Star Technologies Inc.
    Inventors: Choon Leong Lou, Li Min Wang, Yi Ming Lau, Ho Yeh Chen