Patents by Inventor Po-Yi Chang

Po-Yi Chang 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: 20230230916
    Abstract: A method for manufacturing a semiconductor device includes: forming a lower metal contact in a trench of a first dielectric structure, the lower metal contact having a height less than a depth of the trench and being made of a first metal material; forming an upper metal contact to fill the trench and to be in contact with the lower metal contact, the upper metal contact being formed of a second metal material different from the first metal material and having a bottom surface with a dimension the same as a dimension of a top surface of the lower metal contact; forming a second dielectric structure on the first dielectric structure; and forming a via contact penetrating through the second dielectric structure to be electrically connected to the upper metal contact, the via contact being formed of a metal material the same as the second metal material.
    Type: Application
    Filed: January 18, 2022
    Publication date: July 20, 2023
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Shuen-Shin LIANG, Chia-Hung CHU, Po-Chin CHANG, Tzu-Pei CHEN, Ken-Yu CHANG, Hung-Yi HUANG, Harry CHIEN, Wei-Yip LOH, Chun-I TSAI, Hong-Mao LEE, Sung-Li WANG, Pinyen LIN
  • Publication number: 20230218268
    Abstract: A method for detecting a location of a segment of a feeding tube is provided. The feeding tube has a proximal end, a hollow tube body and a distal end, and is placed inside the body of a patient. An audio collecting component is placed on a predetermined part of the patient. The method includes steps of pumping air into the proximal end of the feeding tube, collecting sound to obtain audio data by the audio collecting component, performing audio analysis on the audio data, and determining whether a segment of the hollow tube body is at a part inside the body of the patient that corresponds with the location of the audio collecting component based on result of the audio analysis.
    Type: Application
    Filed: June 3, 2022
    Publication date: July 13, 2023
    Inventors: Ming-Kun Huang, Chien-Jen Wang, Po-En Liu, Shu-Hung Chao, Ing-Lan Liou, Chun- Young Chang, Chin-Kun Tseng, Zi-Yi Zhuang, Ya-Wen Chao, Hsuan-Yu Liu, Gu-Neng Wu, Chun-Ling Lin, Yuh-Shyan Hwang, San-Fu Wang, I-Chyn Wey, Jason King
  • Publication number: 20230223382
    Abstract: A semiconductor package includes a lower semiconductor device, a plurality of conductive pillars, an upper semiconductor device, an encapsulating material, and a redistribution structure. The plurality of conductive pillars are disposed on the lower semiconductor device along a direction parallel to a side of the lower semiconductor device. The upper semiconductor device is disposed on the lower semiconductor device and reveals a portion of the lower semiconductor device where the plurality of conductive pillars are disposed, wherein the plurality of conductive pillars disposed by the same side of the upper semiconductor device and the upper semiconductor device comprises a cantilever part cantilevered over the at least one lower semiconductor device. The encapsulating material encapsulates the lower semiconductor device, the plurality of conductive pillars, and the upper semiconductor device. The redistribution structure is disposed over the upper semiconductor device and the encapsulating material.
    Type: Application
    Filed: March 16, 2023
    Publication date: July 13, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Wei-Kang Hsieh, Hung-Yi Kuo, Hao-Yi Tsai, Kuo-Lung Pan, Ting Hao Kuo, Yu-Chia Lai, Mao-Yen Chang, Po-Yuan Teng, Shu-Rong Chun
  • Publication number: 20230223379
    Abstract: A semiconductor device includes a first substrate. The semiconductor device includes a plurality of metallization layers formed over the first substrate. The semiconductor device includes a plurality of via structures formed over the plurality of metallization layers. The semiconductor device includes a second substrate attached to the first substrate through the plurality of via structures. The semiconductor device includes a first conductive line disposed in a first one of the plurality of metallization layers. The first conductive line, extending along a first lateral direction, is connected to at least a first one of the plurality of via structures that is in electrical contact with a first through via structure of the second substrate, and to at least a second one of the plurality of via structures that is laterally offset from the first through via structure.
    Type: Application
    Filed: May 27, 2022
    Publication date: July 13, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Fong-Yuan Chang, Ching-Yi Lin, Po-Hsiang Huang, Ho Che Yu, Jyh Chwen Frank Lee
  • Patent number: 11682275
    Abstract: An electronic device with an auxiliary lighting function and an operation method thereof are provided. The electronic device includes a first body, a display screen, and a light-emitting module. The first body has a first surface. The first surface includes a screen area and a border area. The border area surrounds the screen area. The display screen is disposed in the screen area of the first body. The light-emitting module is disposed in the border area of the first body. The light-emitting module provides an illumination light in at least one first area of the border area, and provides an indicating light in at least one second area of the border area.
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: June 20, 2023
    Assignee: COMPAL ELECTRONICS, INC.
    Inventors: Po-Yang Chien, Wei-Yi Chang, Chun-Chieh Chen, Chen-Cheng Wang
  • Patent number: 11391685
    Abstract: A sensitive device includes a plurality of first conductive nanostructures, a conductive layer and at least one electrode. The conductive layer covers the first conductive nanostructures. An intrinsic melting point of the conductive layer is higher than that of the first conductive nanostructures. At least one of the conductive layer and the first conductive nanostructures is sensitive to gas. The electrode is electrically connected to at least one of the first conductive nanostructures and the conductive layer.
    Type: Grant
    Filed: September 12, 2017
    Date of Patent: July 19, 2022
    Assignee: E Ink Holdings Inc.
    Inventors: Hsiao-Wen Zan, Chuang-Chuang Tsai, Po-Yi Chang, Hung-Chuan Liu, Yi-Ting Chou, Wei-Tsung Chen
  • Patent number: 11248903
    Abstract: A three-dimension measurement device includes a moving device, a projecting device, a surface-type image-capturing device and a processing device. The moving device carries an object, and moves the object to a plurality of positions. The projecting device generates a first light to the object. The surface-type image-capturing device senses a second light generated by the object in response to the first light to generate a phase image on each of the positions. The processing device is coupled to the surface-type image-capturing device and receives the phase images. The processing device performs a region-of-interest (ROI) operation for the phase images to generate a plurality of ROI images. The processing device performs a multi-step phase-shifting operation for the ROI images to calculate the surface height distribution of the object.
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: February 15, 2022
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Chia-Hung Cho, Po-Yi Chang, Yi-Sha Ku, Kai-Ping Chuang, Chih-Hsiang Liu, Fu-Cheng Yang
  • Publication number: 20210080252
    Abstract: A three-dimension measurement device includes a moving device, a projecting device, a surface-type image-capturing device and a processing device. The moving device carries an object, and moves the object to a plurality of positions. The projecting device generates a first light to the object. The surface-type image-capturing device senses a second light generated by the object in response to the first light to generate a phase image on each of the positions. The processing device is coupled to the surface-type image-capturing device and receives the phase images. The processing device performs a region-of-interest (ROI) operation for the phase images to generate a plurality of ROI images. The processing device performs a multi-step phase-shifting operation for the ROI images to calculate the surface height distribution of the object.
    Type: Application
    Filed: December 17, 2019
    Publication date: March 18, 2021
    Applicant: Industrial Technology Research Institute
    Inventors: Chia-Hung CHO, Po-Yi CHANG, Yi-Sha KU, Kai-Ping CHUANG, Chih-Hsiang LIU, Fu-Cheng YANG
  • Patent number: 10470323
    Abstract: A hinge structure includes a first base, a second base, a first linking rod, a second linking rod, and a torque assembly. The first linking rod has a first pivot part, a first sliding part, and a second pivot part. The first pivot part is pivoted to the first base, and the first sliding part is slidably connected to the second base. The second linking rod has a second sliding part, a shaft part, a third pivot part, and a fourth pivot part. The second sliding part is slidably connected to the first base. The third pivot part is pivoted to the second base. The second pivot part is pivoted to the fourth pivot part. The torque assembly has a sleeve part sleeved on the shaft part and a connection part connected to the second base. The sleeve part generates torque during rotation with respect to the shaft part.
    Type: Grant
    Filed: July 16, 2018
    Date of Patent: November 5, 2019
    Assignee: COMPAL ELECTRONICS, INC.
    Inventors: Hsien-Hung Cheng, You-Yu Chen, Chia-Wei Chou, Po-Yi Chang, Cheng-Yo Hsiao, Wei-Ting Liu
  • Patent number: 10277790
    Abstract: A full-range image detecting system including a planar light source, an image capturing device, a light sensing device, a processing unit and a measuring module is provided. The planar light source projects a photo image with periodical variations onto an object. The image capturing device captures a reflective photo image reflected from the object. The light sensing device detects the coordinates of at least three measuring points on the object for fitting a plane. The processing unit calculates a phase variation of the reflective photo image after phase shift, a relative altitude of the surface profile of the object according to the phase variation, and an absolute altitude of the surface profile of the object with respect to the plane to obtain an information of absolute coordinate. The measuring module detects the surface of the object according to the information of absolute coordinate of the object.
    Type: Grant
    Filed: December 22, 2015
    Date of Patent: April 30, 2019
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Hau-Wei Wang, Chun-Hsien Chen, Chung-Ning Huang, Po-Yi Chang
  • Publication number: 20190021179
    Abstract: A hinge structure includes a first base, a second base, a first linking rod, a second linking rod, and a torque assembly. The first linking rod has a first pivot part, a first sliding part, and a second pivot part. The first pivot part is pivoted to the first base, and the first sliding part is slidably connected to the second base. The second linking rod has a second sliding part, a shaft part, a third pivot part, and a fourth pivot part. The second sliding part is slidably connected to the first base. The third pivot part is pivoted to the second base. The second pivot part is pivoted to the fourth pivot part. The torque assembly has a sleeve part sleeved on the shaft part and a connection part connected to the second base. The sleeve part generates torque during rotation with respect to the shaft part.
    Type: Application
    Filed: July 16, 2018
    Publication date: January 17, 2019
    Applicant: COMPAL ELECTRONICS, INC.
    Inventors: Hsien-Hung Cheng, You-Yu Chen, Chia-Wei Chou, Po-Yi Chang, Cheng-Yo Hsiao, Wei-Ting Liu
  • Patent number: 10002439
    Abstract: A three-dimensional measurement system includes a projector, an image sensor, an image analyzing module and a measurement module. The projector provides a structured light pattern. The image sensor captures an object image of an object on which the structured light pattern is projected. The image analyzing module analyzes the object image to obtain a space coding image and a phase coding image according to gray level distribution of the object image. The measurement module calculates phase information of each of coordinate points in the phase coding image, calculates compensation information of a coordinate position, corresponding to a coordinate position of a point of discontinuity, in the space coding image, compensates the phase information of the point of discontinuity in the phase coding image by the compensation information, and calculates height information of the object according to the phase information of each of the coordinate points.
    Type: Grant
    Filed: December 29, 2016
    Date of Patent: June 19, 2018
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Chia-Hung Cho, Po-Yi Chang
  • Publication number: 20180137637
    Abstract: A three-dimensional measurement system includes a projector, an image sensor, an image analyzing module and a measurement module. The projector provides a structured light pattern. The image sensor captures an object image of an object on which the structured light pattern is projected. The image analyzing module analyzes the object image to obtain a space coding image and a phase coding image according to gray level distribution of the object image. The measurement module calculates phase information of each of coordinate points in the phase coding image, calculates compensation information of a coordinate position, corresponding to a coordinate position of a point of discontinuity, in the space coding image, compensates the phase information of the point of discontinuity in the phase coding image by the compensation information, and calculates height information of the object according to the phase information of each of the coordinate points.
    Type: Application
    Filed: December 29, 2016
    Publication date: May 17, 2018
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Chia-Hung CHO, Po-Yi CHANG
  • Publication number: 20180128762
    Abstract: A sensitive device includes a plurality of first conductive nanostructures, a conductive layer and at least one electrode. The conductive layer covers the first conductive nanostructures. An intrinsic melting point of the conductive layer is higher than that of the first conductive nanostructures. At least one of the conductive layer and the first conductive nanostructures is sensitive to gas. The electrode is electrically connected to at least one of the first conductive nanostructures and the conductive layer.
    Type: Application
    Filed: September 12, 2017
    Publication date: May 10, 2018
    Inventors: Hsiao-Wen ZAN, Chuang-Chuang TSAI, Po-Yi CHANG, Hung-Chuan LIU, Yi-Ting CHOU, Wei-Tsung CHEN
  • Publication number: 20160344911
    Abstract: A full-range image detecting system including a planar light source, an image capturing device, a light sensing device, a processing unit and a measuring module is provided. The planar light source projects a photo image with periodical variations onto an object. The image capturing device captures a reflective photo image reflected from the object. The light sensing device detects the coordinates of at least three measuring points on the object for fitting a plane. The processing unit calculates a phase variation of the reflective photo image after phase shift, a relative altitude of the surface profile of the object according to the phase variation, and an absolute altitude of the surface profile of the object with respect to the plane to obtain an information of absolute coordinate. The measuring module detects the surface of the object according to the information of absolute coordinate of the object.
    Type: Application
    Filed: December 22, 2015
    Publication date: November 24, 2016
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Hau-Wei WANG, Chun-Hsien CHEN, Chung-Ning HUANG, Po-Yi CHANG
  • Publication number: 20140333936
    Abstract: In a thickness measuring system for a bonding layer according to an exemplary embodiment, an optical element changes the wavelength of a first light source to enable at least one second light source propagating through a bonding layer to be incident to an object, wherein the bonding layer has an upper interface and a lower interface that are attached to the object; and an optical image capturing and analysis unit receives a plurality of reflected lights from the upper and the lower interfaces to capture a plurality of interference images of different wavelengths, and analyzes the intensity of the plurality of interference images to compute the thickness information of the bonding layer.
    Type: Application
    Filed: May 6, 2014
    Publication date: November 13, 2014
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Po-Yi CHANG, Chia-Hung CHO, Yi-Sha KU, Deh-Ming SHYU
  • Publication number: 20120290239
    Abstract: A thin metal film measurement method is disclosed. The method includes the following steps. A respective capacitance is measured before and after a thin metal film is formed. The thickness of the thin metal film is calculated according to the variation of the capacitance. In an embodiment, the capacitance is measured respectively by a capacitance measuring module before and after the thin metal film is formed so as to calculate the thickness of the thin metal film. In another embodiment, a pair of capacitance measuring modules opposite at up and down sides is applied to measure the capacitance before and after the thin metal film is formed so as to calculate the thickness of the thin metal film.
    Type: Application
    Filed: August 23, 2011
    Publication date: November 15, 2012
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Yi-Sha Ku, Po-Yi Chang, Yi-Chang Chen, Hsiu-lan Pang