Patents by Inventor Pin Chang

Pin 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).

  • Patent number: 11688639
    Abstract: A semiconductor device and method of manufacture are provided. In an embodiment a first semiconductor device and a second semiconductor device are formed within a semiconductor wafer and a scribe region between the first semiconductor device and the second semiconductor device is patterned. A singulation process is then utilized within the scribe region to singulate the first semiconductor device from the second semiconductor device. The first semiconductor device and the second semiconductor device are then bonded to a second semiconductor substrate and thinned in order to remove extension regions from the first semiconductor device and the second semiconductor device.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: June 27, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chen-Hua Yu, Hung-Pin Chang, Yi-Hsiu Chen, Ku-Feng Yang, Wen-Chih Chiou
  • Publication number: 20230197464
    Abstract: A manufacturing method of a through substrate via includes at least the following steps. A protective liner is formed within an opening of a dielectric layer, where the opening exposes a portion of a semiconductor substrate underlying the dielectric layer. The portion of the semiconductor substrate is removed through the opening, where an overhang portion is formed at a top edge of the semiconductor substrate and masked by the protective liner after the removing. The overhang portion of the semiconductor substrate, the protective liner, and a portion of the dielectric layer adjoining the protective liner is removed to form a via hole. A conductive material is formed in the via hole.
    Type: Application
    Filed: February 13, 2023
    Publication date: June 22, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hung-Pin Chang, Tsang-Jiuh Wu, Wen-Chih Chiou
  • Patent number: 11682518
    Abstract: An inductor device includes a first coil and a second coil. The first coil is wound into a plurality of first circles, and the second coil is wound into a plurality of second circles. At least two of the second circles are interlaced with at least two of the first circles on a first side. The at least two of the second circles are disposed adjacent to each other on the first side. At least one of the first circles is only interlaced with at least one of the second circles on a second side. At least another one of the first circles is only interlaced with at least another one of the second circles on the second side.
    Type: Grant
    Filed: June 3, 2020
    Date of Patent: June 20, 2023
    Assignee: REALTEK SEMICONDUCTOR CORPORATION
    Inventors: Chieh-Pin Chang, Cheng-Wei Luo, Kai-Yi Huang, Ta-Hsun Yeh
  • Publication number: 20230168513
    Abstract: Disclosed are systems and methods for expanding eyebox for a viewer, including (but not limited to) for the near eye display applying retinal projecting technologies from a head wearable device such as smart glasses. This disclosure includes two embodiments. The first embodiment applying a principle of “light-split” comprises an optical duplicator to generate multiple instances of an incident light signal to achieve eyebox expansion for a viewer. The second embodiment applying a principle of “time-split” comprises an optical reflector moving to redirect multiple light signals at a different angle of incidence to achieve eyebox expansion for a viewer.
    Type: Application
    Filed: June 21, 2021
    Publication date: June 1, 2023
    Applicant: HES IP HOLDINGS, LLC
    Inventors: Feng-Chun YEH, Guo-Hsuan CHEN, Pin CHANG
  • Patent number: 11651593
    Abstract: A network device receives, from multiple smart cameras located at different road segments of multiple real-world road segments, first data describing a location and configuration of each of the multiple real-world road segments, and second data describing movement of one or more objects at each of the multiple real-world road segments. The network device generates multiple virtual road segments based on the first data, wherein each of the multiple virtual road segments describes one of the multiple real-world road segments; and uses a physics engine to simulate, based on the generated multiple virtual road segments and the second data, movement of vehicles or pedestrians through the multiple real-world road segments to analyze traffic characteristics, trends or events. The network device generates road segment alterations for reconfiguring one or more of the multiple real-world road segments based on the analysis of the traffic characteristics, trends, or events.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: May 16, 2023
    Assignee: Verizon Patent and Licensing Inc.
    Inventors: Matthew B. Whited, Sheng S. Du, Abby Charfauros, Bing Yao, Fang-Pin Chang
  • Publication number: 20230136191
    Abstract: The present application discloses an image capturing system and a method for adjusting focus. The image capturing system includes a first image-sensing module, a plurality of processors, a display panel, and a second image-sensing module. A first processor detects objects in the preview image sensed by the first image-sensing module and attach labels to the detected objects. The display panel displays the preview image with the labels of the objects detected. The second image-sensing module acquires user’s gaze data. A second processor selects a target in the preview image according to a gazed region on the display panel that the user is looking at, and controls the first image-sensing module to focus on the target. The first processor, the second processor, and/or a third processor detect the gazed region according to the user’s gaze data.
    Type: Application
    Filed: March 17, 2022
    Publication date: May 4, 2023
    Inventors: YI-PIN CHANG, CHIA-LUN TSAI
  • Publication number: 20230102075
    Abstract: A semiconductor device includes a semiconductor substrate, a first semiconductor layer, a first floating gate electrode, a first control gate electrode, an erase gate electrode, and a blocking layer. The semiconductor substrate has a first source/drain region. The first semiconductor layer extends upward from the first source/drain region of the semiconductor substrate. The first floating gate electrode surrounds the first semiconductor layer. The first control gate electrode surrounds the first floating gate electrode and the first semiconductor layer. The erase gate electrode is over the first floating gate electrode and the first control gate electrode. The erase gate electrode surrounds the first semiconductor layer. The blocking layer has a first portion between the first floating gate electrode and the first control gate electrode and a second portion between the erase gate electrode and the first semiconductor layer.
    Type: Application
    Filed: December 8, 2022
    Publication date: March 30, 2023
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Kuo-Pin CHANG, Chien-Hung LIU, Chih-Wei HUNG
  • Publication number: 20230071284
    Abstract: A memory cell, an integrated circuit and method of manufacturing the same are provided. The memory device includes a substrate, gate layers and insulating layers, an isolation column, a channel layer, a first conductive feature, a second conductive feature, a storage layer and a pair of isolation structures. The isolation column extends through the gate layers and the insulating layers along a first direction. The channel layer laterally covers the isolation column. The first conductive feature and second conductive feature extend along the first direction and adjacent to the isolation column. The storage layer is disposed between the gate layers and the channel layer. The pair of isolation structures extends along the first direction. The pair of isolation structures includes a first isolation structure disposed between the first conductive feature and the gate layers, and a second isolation structure disposed between the second conductive feature and the gate layers.
    Type: Application
    Filed: August 31, 2021
    Publication date: March 9, 2023
    Inventors: KUO-PIN CHANG, CHIEN HUNG LIU, CHIH-WEI HUNG
  • Publication number: 20230069214
    Abstract: A manufacturing method of a semiconductor structure includes at least the following steps. A patterned mask layer with a first opening is formed on a dielectric layer overlying a semiconductor substrate. A portion of the dielectric layer accessibly exposed by the first opening of the patterned mask layer is removed to form a second opening. A first protective film is formed on inner sidewalls of the dielectric layer and the patterned mask layer, where the second opening and the first protective film are formed at the same step. A second protective film is formed on the first protective film to form a protective structure covering the inner sidewalls. A portion of the semiconductor substrate accessibly exposed by the second opening is removed to form a via hole including an undercut underlying the protective structure. The via hole is trimmed and a through substrate via is formed in the via hole.
    Type: Application
    Filed: August 30, 2021
    Publication date: March 2, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hung-Pin Chang, Tsang-Jiuh Wu, Wen-Chih Chiou
  • Patent number: 11594420
    Abstract: A manufacturing method of a semiconductor structure includes at least the following steps. A patterned mask layer with a first opening is formed on a dielectric layer overlying a semiconductor substrate. A portion of the dielectric layer accessibly exposed by the first opening of the patterned mask layer is removed to form a second opening. A first protective film is formed on inner sidewalls of the dielectric layer and the patterned mask layer, where the second opening and the first protective film are formed at the same step. A second protective film is formed on the first protective film to form a protective structure covering the inner sidewalls. A portion of the semiconductor substrate accessibly exposed by the second opening is removed to form a via hole including an undercut underlying the protective structure. The via hole is trimmed and a through substrate via is formed in the via hole.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: February 28, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hung-Pin Chang, Tsang-Jiuh Wu, Wen-Chih Chiou
  • Publication number: 20230020696
    Abstract: An anti-fuse memory cell includes a substrate, a gate dielectric layer over the substrate, a word line gate over the gate dielectric layer, a first implant region on a first side of the word line gate, a bit line contact plug over the first implant region, a second implant region on a second side of the word line gate opposite the first side of the word line gate, an oxidized region on the second implant region and having a convex upper surface and a source line gate over the convex upper surface of the oxidized region.
    Type: Application
    Filed: July 16, 2021
    Publication date: January 19, 2023
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Kuo-Pin CHANG, Chien-Hung LIU, Chih-Wei HUNG
  • Patent number: 11553276
    Abstract: An audio codec circuit includes a voltage detecting circuit, an output processing circuit, a digital-to-analog conversion circuit, and an audio amplifying circuit. The voltage detecting circuit is configured to detect an input voltage of an input power. The output processing circuit obtains a first output compensation value according to the input voltage, an output circuit parameter, and a first output spec. The output processing circuit processes a digital audio and compensates the processed audio by the first output compensation value. The digital-to-analog conversion circuit is configured to perform digital-to-analog conversion on the compensated audio to obtain an analog audio. The audio amplifying circuit is configured to amplify the analog audio and output the amplified audio.
    Type: Grant
    Filed: January 22, 2021
    Date of Patent: January 10, 2023
    Assignee: REALTEK SEMICONDUCTOR CORP.
    Inventors: Tsung-Peng Chuang, Cheng-Pin Chang
  • Patent number: 11527630
    Abstract: A method for fabricating a semiconductor device is provided. The method includes depositing a first dielectric layer over a substrate; depositing a sacrificial layer over the first dielectric layer; depositing a second dielectric layer over the sacrificial layer; depositing an erase gate electrode layer over the second dielectric layer; etching a memory hole in the erase gate electrode layer, the sacrificial layer, and the first and second dielectric layers; and forming a semiconductor layer in the memory hole.
    Type: Grant
    Filed: June 24, 2020
    Date of Patent: December 13, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Kuo-Pin Chang, Chien-Hung Liu, Chih-Wei Hung
  • Publication number: 20220386050
    Abstract: A state detection device in an audio interface includes: a first voltage detection circuit, a second voltage detection circuit and a state determination circuit. The first voltage detection circuit is coupled to a first contact and a second contact of an audio jack socket, for detecting a voltage across the first contact and the second contact to generate a first detection value. The second voltage detection circuit is coupled to a third contact of the audio jack socket, for detecting a voltage on the third contact to generate a second detection value. The state determination circuit is coupled to the first voltage detection circuit and the second voltage detection circuit, for determining a water ingress state of the audio jack socket according to the first detection value, and a connector type of an audio plug that is inserted into the audio jack socket according to the second detection value.
    Type: Application
    Filed: October 26, 2021
    Publication date: December 1, 2022
    Applicant: Realtek Semiconductor Corp.
    Inventors: Quan-Xi Yang, Cheng-Pin Chang, Chih-Kang Chien
  • Patent number: 11496847
    Abstract: A state detection device in an audio interface includes: a first voltage detection circuit, a second voltage detection circuit and a state determination circuit. The first voltage detection circuit is coupled to a first contact and a second contact of an audio jack socket, for detecting a voltage across the first contact and the second contact to generate a first detection value. The second voltage detection circuit is coupled to a third contact of the audio jack socket, for detecting a voltage on the third contact to generate a second detection value. The state determination circuit is coupled to the first voltage detection circuit and the second voltage detection circuit, for determining a water ingress state of the audio jack socket according to the first detection value, and a connector type of an audio plug that is inserted into the audio jack socket according to the second detection value.
    Type: Grant
    Filed: October 26, 2021
    Date of Patent: November 8, 2022
    Assignee: Realtek Semiconductor Corp.
    Inventors: Quan-Xi Yang, Cheng-Pin Chang, Chih-Kang Chien
  • Patent number: 11471757
    Abstract: An electronic device is provided. The electronic device includes: a display panel, a display controller, and a host. The display controller is configured to control displaying of the display panel. The host is electrically connected to the display controller. The host executes an application to render a display image, and transmits the display image to the display controller through an image-transmission channel between the host and the display controller. The display controller detects whether pixels in a specific area of the display image satisfy a predetermined condition. In response to the pixels in the specific area satisfying the predetermined condition, the display controller triggers a virtual input signal, and transmits the virtual input signal to the host through a data-transmission channel between the host and the display controller, so that the host executes a specific operation corresponding to the virtual input signal.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: October 18, 2022
    Assignee: GIGA-BYTE TECHNOLOGY CO., LTD.
    Inventors: Hao-Kai Huang, Cheng-Lung Lin, Shih-Pin Chang, Chih-Cheng Huang
  • Patent number: 11452864
    Abstract: A method for treating neural disorders is provided. The method includes the following operation. A stimulation is delivered to a layer of a cortex of a patient with a neural disorder, wherein the stimulation is delivered to less than all layers of the cortex of the patient. In another method for treating neural disorders, a stimulation is delivered to a cortex of a patient with a neural disorder, wherein the stimulation delivered to one of a plurality of layers of the cortex is stronger than to other layers of the cortex. The system for treating neural disorder is also provided. The system includes a stimulation signal generator and a layer-specific stimulation means. The layer-specific stimulation means is coupled to the stimulation signal generator, configured to deliver a stimulation to a specific layer of a cortex of a patient with a neural disorder.
    Type: Grant
    Filed: May 19, 2020
    Date of Patent: September 27, 2022
    Assignees: BIOPRO SCIENTIFIC CO., LTD., NATIONAL TSING HUA UNIVERSITY
    Inventors: Pin Chang, Hsin Chen, Yen-Chung Chang, Shih-Rung Yeh
  • Patent number: 11450599
    Abstract: An integrated circuit is provided. The integrated circuit includes a first trace, a second trace and a third trace. The first trace, the second trace and the third trace are each a continuous trace. The first trace, the second trace and the third trace together use only two conductor layers of a semiconductor structure. In a crossing area of the first trace, the second trace and the third trace, the first trace crosses the second trace once, the first trace crosses the third trace once, and the second trace crosses the third trace once.
    Type: Grant
    Filed: January 8, 2021
    Date of Patent: September 20, 2022
    Assignee: REALTEK SEMICONDUCTOR CORPORATION
    Inventors: Cheng-Wei Luo, Chieh-Pin Chang, Kai-Yi Huang, Ta-Hsun Yeh
  • Publication number: 20220284969
    Abstract: A device is disclosed herein. The device includes at least two transmit portions and at least one contact portion. Each of the at least two transmit portions is configured to receive a bit line signal. The at least one contact portion is couple to the at least two transmit portions respectively and configured to transmit the bit line signals from the least two transmit portions to a source line.
    Type: Application
    Filed: March 4, 2021
    Publication date: September 8, 2022
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Kuo-Pin CHANG, Chien-Hung LIU, Chih-Wei HUNG
  • Publication number: 20220270812
    Abstract: An inductor and an integrated circuit are provided. The inductor includes a first coil, a second coil, and a third coil. The first coil has a first input terminal and a first output terminal, and the first coil is winded in a first direction from the first input terminal to the first output terminal. The second has a second input terminal and a second output terminal, and the second coil is winded in a second direction which is opposite to the first direction from the second input terminal to the second output terminal. The third has a third input terminal and a third output terminal, and the third input terminal is connected to the first input terminal and the second input terminal.
    Type: Application
    Filed: April 13, 2021
    Publication date: August 25, 2022
    Inventors: Chieh-Pin CHANG, Cheng-Wei LUO, Kai-Yi HUANG, Ta-Hsun YEH