Patents by Inventor Cheng-Kai Huang

Cheng-Kai Huang 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: 11947208
    Abstract: This invention discloses a display panel including a first substrate, light emitting elements, a touch sensing structure and a conductive layer. The light emitting elements are disposed on the first substrate. The touch sensing structure is disposed on the first substrate and on a side away from a light emitting surface of the light emitting elements. The conductive layer is disposed between the light emitting elements and the first substrate and includes contacts or at least a portion of the touch sensing structure, and the light emitting elements and the contacts are electrically connected.
    Type: Grant
    Filed: August 15, 2022
    Date of Patent: April 2, 2024
    Assignee: HANNSTAR DISPLAY CORPORATION
    Inventors: Jing-Xuan Chen, Cheng-Yen Yeh, Mu-Kai Kang, Sz-Kai Huang, Ming-Chang Yu
  • Publication number: 20240096998
    Abstract: The present disclosure describes a method for forming metallization layers that include a ruthenium metal liner and a cobalt metal fill. The method includes depositing a first dielectric on a substrate having a gate structure and source/drain (S/D) structures, forming an opening in the first dielectric to expose the S/D structures, and depositing a ruthenium metal on bottom and sidewall surfaces of the opening. The method further includes depositing a cobalt metal on the ruthenium metal to fill the opening, reflowing the cobalt metal, and planarizing the cobalt and ruthenium metals to form S/D conductive structures with a top surface coplanar with a top surface of the first dielectric.
    Type: Application
    Filed: November 21, 2023
    Publication date: March 21, 2024
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Shuen-Shin LIANG, Chij-chien CHI, Yi-Ying LIU, Chia-Hung CHU, Hsu-Kai CHANG, Cheng-Wei CHANG, Chein-Shun LIAO, Keng-chu LIN, KAi-Ting HUANG
  • Publication number: 20240098721
    Abstract: Methods, apparatuses, and computer readable media for communicating elements between multi-link devices are disclosed. Apparatuses of a first access points (AP) of an AP multi-link device (MLD) are disclosed, where the apparatuses comprise processing circuitry configured to encode a first portion of a first beacon frame or first response frame, and in response to a second AP of the AP MLD transmitting, on a second frequency band, a second beacon frame or a second probe response frame comprising a channel switch announcement element or an enhanced channel switch announcement frame, encoding a second portion of the first beacon frame or the first probe response frame, the second portion comprising the channel switch announcement element or the enhanced channel switch announcement frame. The processing circuitry is further configured to configure the first AP of the AP MLD to transmit, on a first frequency band, the first beacon frame.
    Type: Application
    Filed: November 20, 2023
    Publication date: March 21, 2024
    Inventors: Laurent Cariou, Daniel F. Bravo, Cheng Chen, Chittabrata Ghosh, Po-Kai Huang, Ido Ouzieli
  • Publication number: 20240079230
    Abstract: A plasma-assisted annealing system includes a high temperature furnace, a plasma-induced dissociator and a connecting duct. The plasma-induced dissociator is provided to dissociate a working gas and exhaust the dissociated working gas from its working gas outlet. Both ends of the connecting duct are connected to the working gas outlet of the plasma-induced dissociator and a gas inlet of the high temperature furnace, respectively. The working gas dissociated in the plasma-induced dissociator is introduced into the high temperature furnace via the connecting duct.
    Type: Application
    Filed: December 12, 2022
    Publication date: March 7, 2024
    Inventors: Wei-Chen Tien, Cheng-Yuan Hung, Chang-Sin Ye, Chun-Kai Huang, Yii-Der Wu
  • Patent number: 11892692
    Abstract: A light receiving and emitting module includes a sub-mount platform, a photoelectrical conversion component, a lens and a base. The sub-mount platform is made of silicon-based material and has first and second contact surfaces. The photoelectrical conversion component is disposed on the first contact surface. The lens is disposed on the second contact surface. The sub-mount platform is disposed on one side of the base. The first contact surface and second contact surface have therebetween a height difference, such that the photoelectrical conversion component matches the center of the lens. Further provided is a light receiving and emitting device including the light receiving and emitting module, a printed circuit board and a plurality of conducting wires. The conducting wires are electrically connected to the photoelectrical conversion component and printed circuit board. The conducting wires are disposed on at least two sides of the light receiving and emitting module.
    Type: Grant
    Filed: July 21, 2021
    Date of Patent: February 6, 2024
    Assignee: CLOUD LIGHT TECHNOLOGY LIMITED
    Inventors: Cheng-Kai Huang, Ming-Hsing Chung, Bo-Hong Ma, Chang-Hung Tien
  • Patent number: 11656597
    Abstract: A method for recognizing a deburring trajectory, relevant to be performed by a controller or a computer, includes the steps of: according to a process flow of a workpiece, analyzing a CAD file of the workpiece, determining a burr processing area and obtaining a mathematical model of boundary contour curve; applying a linear contour sensor to scan the workpiece to obtain contour section information of the workpiece; performing curve fitting upon the contour section information of the workpiece and the mathematical model of boundary contour curve so as to obtain a boundary curve function; and, utilizing the boundary curve function to determine deburring position information of the workpiece and to further generate a processing path. In addition, a system for recognizing a deburring trajectory is also provided.
    Type: Grant
    Filed: March 5, 2021
    Date of Patent: May 23, 2023
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Cheng-Kai Huang, Yi-Ying Lin, Bing-Cheng Hsu, Jan-Hao Chen
  • Patent number: 11654584
    Abstract: An actuator includes a casing, an output disc, a transmission component, a cable, a power source, and a tension adjustment assembly. The output disc and the transmission component are rotatably disposed on the casing. The cable is disposed through the transmission component and connected to the output disc. The power source can drive the transmission component. The tension adjustment assembly includes a lever, an elastic component, and a slidable component. The lever has a first end and a second end opposite to each other. The first end is connected to the cable. The elastic component is connected to the casing and the second end of the lever. The slidable component is in contact with a portion of the lever located between the first end and the second end, and is slidable along the lever to change its position to adjust a tension of the cable.
    Type: Grant
    Filed: August 13, 2021
    Date of Patent: May 23, 2023
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Cheng-Kai Huang, Zhi-Xiang Chen, Chi-Ying Lin, Chien-Ping Wu
  • Publication number: 20230008909
    Abstract: An automated calibration system for the relation between a robot-arm coordinate frame and a profile-scanner coordinate frame includes a ball probe, a distance sensor module, a profile scanner and a control module. The ball probe is attached on a flange of a robot arm. The distance sensor module includes at least three distance sensors having respective axes sharing a common sensing plane and intersecting at a common point. The profile scanner is used for detecting a 2D cross-sectional profile of the ball probe. The control module is electrically connected with the distance sensor module, the profile scanner and the robot arm so as to control the robot arm to move the ball probe to obtain calibration information. In addition, an automated calibration method for the relation between the profile-scanner coordinate frame and the robot-arm coordinate frame is also provided.
    Type: Application
    Filed: January 12, 2022
    Publication date: January 12, 2023
    Inventors: CHENG-KAI HUANG, ZHI-XIANG CHEN, JAN-HAO CHEN
  • Publication number: 20220402149
    Abstract: An actuator includes a casing, an output disc, a transmission component, a cable, a power source, and a tension adjustment assembly. The output disc and the transmission component are rotatably disposed on the casing. The cable is disposed through the transmission component and connected to the output disc. The power source can drive the transmission component. The tension adjustment assembly includes a lever, an elastic component, and a slidable component. The lever has a first end and a second end opposite to each other. The first end is connected to the cable. The elastic component is connected to the casing and the second end of the lever. The slidable component is in contact with a portion of the lever located between the first end and the second end, and is slidable along the lever to change its position to adjust a tension of the cable.
    Type: Application
    Filed: August 13, 2021
    Publication date: December 22, 2022
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Cheng-Kai HUANG, Zhi-Xiang CHEN, Chi-Ying LIN, Chien-Ping WU
  • Patent number: 11433541
    Abstract: An automated calibration system for a workpiece coordinate frame of a robot includes a physical image sensor having a first image central axis, and a controller for controlling the physical image sensor adapted on a robot to rotate by an angle to set up a virtual image sensor having a second image central axis. The first and the second image central axes are intersected at an intersection point. The controller controls the robot to repeatedly move back and forth a characteristic point on the workpiece between these two axes until the characteristic point overlaps the intersection point. The controller records a calibration point including coordinates of joints of the robot, then the controller moves another characteristic point and repeats the foregoing movement to generate several other calibration points. According to the calibration points, the controller calculates relative coordinates of a virtual tool center point and the workpiece to the robot.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: September 6, 2022
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Chwen-Yi Yang, Cheng-Kai Huang, Jan-Hao Chen, Yi-Ying Lin, Bing-Cheng Hsu
  • Patent number: 11374410
    Abstract: The present invention provides a chip comprising a circuit module, a power switch and a detection and control circuit. The power switch is coupled between a supply voltage and the circuit module, and is used to selectively connect the supply voltage to the circuit module, and control a current amount flowing into the circuit module according to at least a control signal. The detection and control circuit is coupled to the power switch, and is used to detect a first signal generated by a first circuit positioned surrounding the circuit module, and compare the first signal with a second signal in a real-time manner to generate the control signal to adjust the current amount flowing into the circuit module.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: June 28, 2022
    Assignee: Silicon Motion, Inc.
    Inventor: Cheng-Kai Huang
  • Publication number: 20220176467
    Abstract: A method for recognizing a deburring trajectory, relevant to be performed by a controller or a computer, includes the steps of: according to a process flow of a workpiece, analyzing a CAD file of the workpiece, determining a burr processing area and obtaining a mathematical model of boundary contour curve; applying a linear contour sensor to scan the workpiece to obtain contour section information of the workpiece; performing curve fitting upon the contour section information of the workpiece and the mathematical model of boundary contour curve so as to obtain a boundary curve function; and, utilizing the boundary curve function to determine deburring position information of the workpiece and to further generate a processing path. In addition, a system for recognizing a deburring trajectory is also provided.
    Type: Application
    Filed: March 5, 2021
    Publication date: June 9, 2022
    Inventors: CHENG-KAI HUANG, YI-YING LIN, BING-CHENG HSU, JAN-HAO CHEN
  • Publication number: 20220155536
    Abstract: A light receiving and emitting module includes a sub-mount platform, a photoelectrical conversion component, a lens and a base. The sub-mount platform is made of silicon-based material and has first and second contact surfaces. The photoelectrical conversion component is disposed on the first contact surface. The lens is disposed on the second contact surface. The sub-mount platform is disposed on one side of the base. The first contact surface and second contact surface have therebetween a height difference, such that the photoelectrical conversion component matches the center of the lens. Further provided is a light receiving and emitting device including the light receiving and emitting module, a printed circuit board and a plurality of conducting wires. The conducting wires are electrically connected to the photoelectrical conversion component and printed circuit board. The conducting wires are disposed on at least two sides of the light receiving and emitting module.
    Type: Application
    Filed: July 21, 2021
    Publication date: May 19, 2022
    Inventors: CHENG-KAI HUANG, MING-HSING CHUNG, BO-HONG MA, CHANG-HUNG TIEN
  • Patent number: 11270427
    Abstract: A system for establishing a junction trace of an assembly includes a surface model creating module, a processing module, and a material inspection module. The assembly includes a first part and a second part assembled with each other. The surface model creating module scans the first part and the second part to separately establish first surface model data and second surface model data. The processing module establishes assembled surface model data according to the first surface model data and the second surface model data, determines a junction region from the assembled surface model data, and determines inspection points mapped on the assembly according to the junction region. The material inspection module inspects materials of the assembly at the inspection points. The processing module establishes a junction trace of the first part and the second part in the assembly according to a material inspection result.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: March 8, 2022
    Assignee: Industrial Technology Research Institute
    Inventors: Bing-Cheng Hsu, Cheng-Kai Huang, Jan-Hao Chen, Chwen-Yi Yang, Yi-Ying Lin
  • Publication number: 20220063104
    Abstract: Firstly, a robotic arm drives a projection point of tool projected on test plane to perform relative movement relative to a reference point of a test plane. Then, conversion relationship is established according to the relative movement. Then, a tool axis vector relative to an installation surface reference coordinate system of the robotic arm is obtained. Then, calibration point information group obtaining step is performed, wherein the calibration point information group obtaining step includes: (a1) the robotic arm drives a tool center point to coincide with a reference point of the test plane and records calibration point information group; (a2) the robotic arm drives the tool to change angle of the tool; and (a3) steps (a1) and (a2) are repeated to obtain several calibration point information groups. Then, tool center point coordinate relative to the installation surface reference coordinate system is obtained according to the calibration point information groups.
    Type: Application
    Filed: April 14, 2021
    Publication date: March 3, 2022
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Cheng-Kai HUANG, Yi-Ying LIN, Bing-Cheng HSU, Jan-Hao CHEN
  • Publication number: 20210209744
    Abstract: A system for establishing a junction trace of an assembly includes a surface model creating module, a processing module, and a material inspection module. The assembly includes a first part and a second part assembled with each other. The surface model creating module scans the first part and the second part to separately establish first surface model data and second surface model data. The processing module establishes assembled surface model data according to the first surface model data and the second surface model data, determines a junction region from the assembled surface model data, and determines inspection points mapped on the assembly according to the junction region. The material inspection module inspects materials of the assembly at the inspection points. The processing module establishes a junction trace of the first part and the second part in the assembly according to a material inspection result.
    Type: Application
    Filed: March 5, 2020
    Publication date: July 8, 2021
    Applicant: Industrial Technology Research Institute
    Inventors: Bing-Cheng Hsu, Cheng-Kai Huang, Jan-Hao Chen, Chwen-Yi Yang, Yi-Ying Lin
  • Publication number: 20210187745
    Abstract: An automated calibration system for a workpiece coordinate frame of a robot includes a physical image sensor having a first image central axis, and a controller for controlling the physical image sensor adapted on a robot to rotate by an angle to set up a virtual image sensor having a second image central axis. The first and the second image central axes are intersected at an intersection point. The controller controls the robot to repeatedly move back and forth a characteristic point on the workpiece between these two axes until the characteristic point overlaps the intersection point. The controller records a calibration point including coordinates of joints of the robot, then the controller moves another characteristic point and repeats the foregoing movement to generate several other calibration points. According to the calibration points, the controller calculates relative coordinates of a virtual tool center point and the workpiece to the robot.
    Type: Application
    Filed: December 27, 2019
    Publication date: June 24, 2021
    Inventors: CHWEN-YI YANG, CHENG-KAI HUANG, JAN-HAO CHEN, YI-YING LIN, BING-CHENG HSU
  • Patent number: 10926414
    Abstract: A system for calibrating tool center point of robot is provided, which may include a first image sensor, a second image sensor, and a controller. The first image sensor may have a first image central axis. The second image sensor may have a second image central axis not parallel to the first image central axis, and intersect the first image central axis at an intersection point. The controller may control a robot to repeatedly move a tool center point thereof between the first and the second image central axis. The controller may record a calibration point including the coordinates of the joints of the robot when the tool center point overlaps the intersection point, and then move the tool center point and repeat the above steps to generate several calibration points, whereby the controller may calculate the coordinate of the tool center point according to the calibration points.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: February 23, 2021
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Cheng-Kai Huang, Yeou-Bin Guu, Yi-Len Chen, Chwen-Yi Yang, Jan-Hao Chen
  • Publication number: 20210050724
    Abstract: The present invention provides a chip comprising a circuit module, a power switch and a detection and control circuit. The power switch is coupled between a supply voltage and the circuit module, and is used to selectively connect the supply voltage to the circuit module, and control a current amount flowing into the circuit module according to at least a control signal. The detection and control circuit is coupled to the power switch, and is used to detect a first signal generated by a first circuit positioned surrounding the circuit module, and compare the first signal with a second signal in a real-time manner to generate the control signal to adjust the current amount flowing into the circuit module.
    Type: Application
    Filed: November 4, 2020
    Publication date: February 18, 2021
    Inventor: Cheng-Kai Huang
  • Patent number: 10868424
    Abstract: The present invention provides a chip comprising a circuit module, a power switch and a detection and control circuit. The power switch is coupled between a supply voltage and the circuit module, and is used to selectively connect the supply voltage to the circuit module, and control a current amount flowing into the circuit module according to at least a control signal. The detection and control circuit is coupled to the power switch, and is used to detect a first signal generated by a first circuit positioned surrounding the circuit module, and compare the first signal with a second signal in a real-time manner to generate the control signal to adjust the current amount flowing into the circuit module.
    Type: Grant
    Filed: June 13, 2018
    Date of Patent: December 15, 2020
    Assignee: Silicon Motion, Inc.
    Inventor: Cheng-Kai Huang