Patents by Inventor Chun-Chung Chang

Chun-Chung 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: 20240429156
    Abstract: A device includes a first dielectric layer. A second dielectric layer is disposed over the first dielectric layer. The second dielectric layer and the first dielectric layer have different material compositions. A metal-insulator-metal (MIM) structure is embedded in the second dielectric layer. A third dielectric layer is disposed over the second dielectric layer. The third dielectric layer and the second dielectric layer have different material compositions. The first dielectric layer or the third dielectric layer may contain silicon nitride (SiN), the second dielectric layer may contain silicon oxide (SiO2).
    Type: Application
    Filed: June 20, 2023
    Publication date: December 26, 2024
    Inventors: Chia-Yueh Chou, Hsiang-Ku Shen, Li-Chung Yu, Wen-Ling Chang, Chen-Chiu Huang, Dian-Hau Chen, Cheng-Hao Hou, Shin-Hung Tsai, Alvin Universe Tang, Kun-Yu Lee, Chun-Hsiu Chiang
  • Patent number: 12172263
    Abstract: A chemical mechanical planarization (CMP) tool includes a platen and a polishing pad attached to the platen, where a first surface of the polishing pad facing away from the platen includes a first polishing zone and a second polishing zone, where the first polishing zone is a circular region at a center of the first surface of the polishing pad, and the second polishing zone is an annular region around the first polishing zone, where the first polishing zone and the second polishing zone have different surface properties.
    Type: Grant
    Filed: May 5, 2023
    Date of Patent: December 24, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Michael Yen, Kao-Feng Liao, Hsin-Ying Ho, Chun-Wen Hsiao, Sheng-Chao Chuang, Ting-Hsun Chang, Fu-Ming Huang, Chun-Chieh Lin, Peng-Chung Jangjian, Ji James Cui, Liang-Guang Chen, Chih Hung Chen, Kei-Wei Chen
  • Publication number: 20240421065
    Abstract: A method and semiconductor device including a substrate having one or more semiconductor devices. In some embodiments, the device further includes a first passivation layer disposed over the one or more semiconductor devices, and a metal-insulator-metal (MIM) capacitor structure formed over the first passivation layer. In some embodiments, the MIM capacitor structure includes a first conductor plate layer, an insulator layer on the first conductor plate layer, and a second conductor plate layer on the insulator layer. In some examples, the insulator layer includes a metal oxide sandwich structure.
    Type: Application
    Filed: June 15, 2023
    Publication date: December 19, 2024
    Inventors: Chia-Yueh CHOU, Wen-Tzu CHEN, Wen-Ling CHANG, Hsiang-Ku SHEN, Alvin Universe TANG, Chun-Hsiu CHIANG, Shin-Hung TSAI, Kun-Yu LEE, Cheng-Hao HOU, Dian-Hau CHEN, Li-Chung YU
  • Publication number: 20240389310
    Abstract: A method of fabricating a memory device includes forming a plurality of first nanostructures, a plurality of second nanostructures, a plurality of third nanostructures, and a plurality of fourth nanostructures; separating the plurality of first nanostructures and the plurality of second nanostructures with a dielectric fin structure; forming a first gate structure wrapping around each of the first nanostructures except for a sidewall that is in contact with the dielectric fin structure; forming a second gate structure wrapping around each of the second nanostructures except for a sidewall that is in contact with the dielectric fin structure; and forming a first interconnect structure coupled to one of the first gate structure or second gate structure. The dielectric structure also extends along the first lateral direction. The first and second gate structures extend along a second lateral direction perpendicular to the first lateral direction.
    Type: Application
    Filed: July 25, 2024
    Publication date: November 21, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Meng-Sheng Chang, Chia-En Huang, Chun Chung Su, Chih-Ching Wang
  • Publication number: 20240385527
    Abstract: A control system includes a plurality of pressure sensors, each to detect a pressure in a respective dynamic gas lock (DGL) nozzle control region of a plurality of DGL nozzle control regions. Each DGL nozzle control region includes one or more DGL nozzles. The control system includes a plurality of mass flow controllers (MFCs). Each MFC of the plurality of MFCs is to control a flow velocity in a respective DGL nozzle control region of the plurality of DGL nozzle control regions. The control system includes a controller to selectively cause one or more MFCs of the plurality of MFCs to adjust flow velocities in one or more DGL nozzle control regions of the plurality of DGL nozzle control regions based on pressures detected by the plurality of pressure sensors in DGL nozzle control regions of the plurality of DGL nozzle control regions.
    Type: Application
    Filed: July 30, 2024
    Publication date: November 21, 2024
    Inventors: Chun-Kai CHANG, Yu Sheng CHIANG, Yu De LIOU, Chi YANG, Ching-Juinn HUANG, Po-Chung CHENG
  • Publication number: 20240379836
    Abstract: The present disclosure provides a semiconductor structure. The semiconductor structure includes a gallium nitride (GaN) layer on a substrate; an aluminum gallium nitride (AlGaN) layer disposed on the GaN layer; a gate stack disposed on the AlGaN layer; a source feature and a drain feature disposed on the AlGaN layer and interposed by the gate stack; a dielectric material layer is disposed on the gate stack; and a field plate disposed on the dielectric material layer and electrically connected to the source feature, wherein the field plate includes a step-wise structure.
    Type: Application
    Filed: July 25, 2024
    Publication date: November 14, 2024
    Inventors: Wei Wang, Wei-Chen Yang, Yao-Chung Chang, Ru-Yi Su, Yen-Ku Lin, Chuan-Wei Tsou, Chun Lin Tsai
  • Publication number: 20240371951
    Abstract: Various embodiments of the present disclosure are directed towards a two-dimensional carrier gas (2DCG) semiconductor device comprising an ohmic source/drain electrode with a plurality of protrusions separated by gaps and protruding from a bottom surface of the ohmic source/drain electrode. The ohmic source/drain electrode overlies a semiconductor film, and the protrusions extend from the bottom surface into the semiconductor film. Further, the ohmic source/drain electrode is separated from another ohmic source/drain electrode that also overlies the semiconductor film. The semiconductor film comprises a channel layer and a barrier layer that are vertically stacked and directly contact at a heterojunction. The channel layer accommodates a 2DCG that extends along the heterojunction and is ohmically coupled to the ohmic source/drain electrode and the other ohmic source/drain electrode. A gate electrode overlies the semiconductor film between the ohmic source/drain electrode and the other source/drain electrode.
    Type: Application
    Filed: July 18, 2024
    Publication date: November 7, 2024
    Inventors: Shih-Chien Liu, Yao-Chung Chang, Chun Lin Tsai
  • Patent number: 12132088
    Abstract: Various embodiments of the present disclosure are directed towards a two-dimensional carrier gas (2DCG) semiconductor device comprising an ohmic source/drain electrode with a plurality of protrusions separated by gaps and protruding from a bottom surface of the ohmic source/drain electrode. The ohmic source/drain electrode overlies a semiconductor film, and the protrusions extend from the bottom surface into the semiconductor film. Further, the ohmic source/drain electrode is separated from another ohmic source/drain electrode that also overlies the semiconductor film. The semiconductor film comprises a channel layer and a barrier layer that are vertically stacked and directly contact at a heterojunction. The channel layer accommodates a 2DCG that extends along the heterojunction and is ohmically coupled to the ohmic source/drain electrode and the other ohmic source/drain electrode. A gate electrode overlies the semiconductor film between the ohmic source/drain electrode and the other source/drain electrode.
    Type: Grant
    Filed: June 21, 2021
    Date of Patent: October 29, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Shih-Chien Liu, Yao-Chung Chang, Chun Lin Tsai
  • Patent number: 12114412
    Abstract: A method for monitoring a shock wave in an extreme ultraviolet light source includes irradiating a target droplet in the extreme ultraviolet light source apparatus of an extreme ultraviolet lithography tool with ionizing radiation to generate a plasma and to detect a shock wave generated by the plasma. One or more operating parameters of the extreme ultraviolet light source is adjusted based on the detected shock wave.
    Type: Grant
    Filed: July 31, 2023
    Date of Patent: October 8, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Yen-Shuo Su, Jen-Hao Yeh, Jhan-Hong Yeh, Ting-Ya Cheng, Henry Yee Shian Tong, Chun-Lin Chang, Han-Lung Chang, Li-Jui Chen, Po-Chung Cheng
  • Patent number: 12107156
    Abstract: A semiconductor structure includes: a channel layer; an active layer over the channel layer, wherein the active layer is configured to form a two-dimensional electron gas (2DEG) to be formed in the channel layer along an interface between the channel layer and the active layer; a gate electrode over a top surface of the active layer; and a source/drain electrode over the top surface of the active layer; wherein the active layer includes a first layer and a second layer sequentially disposed therein from the top surface to a bottom surface of the active layer, and the first layer possesses a higher aluminum (Al) atom concentration compared to the second layer. An HEMT structure and an associated method are also disclosed.
    Type: Grant
    Filed: December 19, 2022
    Date of Patent: October 1, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Yao-Chung Chang, Po-Chih Chen, Jiun-Lei Jerry Yu, Chun Lin Tsai
  • Publication number: 20240321736
    Abstract: The present disclosure relates an integrated chip. The integrated chip includes an isolation region disposed within a substrate and surrounding an active area. A gate structure is disposed over the substrate and has a base region and a gate extension finger protruding outward from a sidewall of the base region along a first direction to past opposing sides of the active area. A source contact and a drain contact are disposed within the active area. The drain contact is separated from the source contact by the gate extension finger. A first plurality of conductive contacts are arranged on the gate structure. The first plurality of conductive contacts are separated along the first direction by distances overlying the gate extension finger.
    Type: Application
    Filed: June 3, 2024
    Publication date: September 26, 2024
    Inventors: Shih-Pang Chang, Haw-Yun Wu, Yao-Chung Chang, Chun-Lin Tsai
  • Patent number: 12097025
    Abstract: The present invention provides a measuring method for prolonging a usage lifetime of a biosensor to measure a physiological signal representative of a physiological parameter associated with an analyte in a biofluid. The biosensor includes two working electrodes at least partially covered by a chemical reagent and two counter electrodes having silver and a silver halide, and each silver halide has an initial amount.
    Type: Grant
    Filed: July 31, 2020
    Date of Patent: September 24, 2024
    Assignee: BIONIME CORPORATION
    Inventors: Chun-Mu Huang, Chieh-Hsing Chen, Heng-Chia Chang, Chi-Hao Chen, Chien-Chung Chen
  • Publication number: 20240310936
    Abstract: A knob on a touch panel includes a rotary wheel, a common pad, at least one sensing pad, a plurality of connectors and a conductive ring. The rotary wheel is mounted on the touch panel. The common pad is deployed on the touch panel. The at least one sensing pad is deployed on the touch panel. Each of the plurality of connectors is coupled between the rotary wheel and one pad among the at least one sensing pad and the common pad, to control each of the at least one sensing pad to be coupled to the common pad or not through the rotary wheel according to an operation of the knob. The conductive ring is deployed on a surface of the rotary wheel, to detect a touch object.
    Type: Application
    Filed: May 29, 2024
    Publication date: September 19, 2024
    Applicant: NOVATEK Microelectronics Corp.
    Inventors: Yao-Chung Chang, Chih-Chang Lai, Yun-Hsiang Yeh, Yen-Heng Chen, Chun-Yuan Liu
  • Publication number: 20240305162
    Abstract: A damper device and an electronic apparatus are provided. The damper device includes a first holder, a first damper component and a first gel. The first damper component includes a first protrusion part and a first bar part. The first protrusion part includes a first surface. The first bar part includes a first free end and a first fixed end. The first protrusion part is fixed on the first free end, the first fixed end is fixed on the first holder and the first surface protrudes outward from the first free end. The first free end and the first protrusion part are inserted into the first gel, and the first gel moves along the radial direction of the first bar part relative to the first bar part.
    Type: Application
    Filed: November 7, 2023
    Publication date: September 12, 2024
    Inventors: Chia-Ching HSU, Fu Yuan WU, Shang Yu HSU, Shao Chung CHANG, Meng Ting LIN, Chun Kai CHEN
  • Patent number: 12087616
    Abstract: A method of forming a semiconductor device includes forming a plurality of non-insulator structures on a substrate, the plurality of non-insulator structures being spaced apart by trenches, forming a sacrificial layer overfilling the trenches, reflowing the sacrificial layer at an elevated temperature, wherein a top surface of the sacrificial layer after the reflowing is lower than a top surface of the sacrificial layer before the reflowing, etching back the sacrificial layer to lower the top surface of the sacrificial layer to fall below top surfaces of the plurality of non-insulator structures, forming a dielectric layer on the sacrificial layer, and removing the sacrificial layer to form air gaps below the dielectric layer.
    Type: Grant
    Filed: April 14, 2022
    Date of Patent: September 10, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chun-Chih Ho, Yu-Chung Su, Ching-Yu Chang, Chin-Hsiang Lin
  • Patent number: 12085861
    Abstract: A control system includes a plurality of pressure sensors, each to detect a pressure in a respective dynamic gas lock (DGL) nozzle control region of a plurality of DGL nozzle control regions. Each DGL nozzle control region includes one or more DGL nozzles. The control system includes a plurality of mass flow controllers (MFCs). Each MFC of the plurality of MFCs is to control a flow velocity in a respective DGL nozzle control region of the plurality of DGL nozzle control regions. The control system includes a controller to selectively cause one or more MFCs of the plurality of MFCs to adjust flow velocities in one or more DGL nozzle control regions of the plurality of DGL nozzle control regions based on pressures detected by the plurality of pressure sensors in DGL nozzle control regions of the plurality of DGL nozzle control regions.
    Type: Grant
    Filed: February 6, 2023
    Date of Patent: September 10, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chun-Kai Chang, Yu Sheng Chiang, Yu De Liou, Chi Yang, Ching-Juinn Huang, Po-Chung Cheng
  • Publication number: 20240266209
    Abstract: A semiconductor device includes a fin extending from a substrate and including a first fin end, a separation structure separating the first fin end from an adjacent fin end of another fin, a dummy gate spacer along sidewalls of the separation structure and the fin, a first epitaxial source/drain region in the fin and adjacent the separation structure, and a residue of a dummy gate material in a corner region between the dummy gate spacer and the first fin end. The first fin end protrudes from the dummy gate spacer into the separation structure. The residue of the dummy gate material separates the first epitaxial source/drain region from the separation structure and is triangle shaped.
    Type: Application
    Filed: February 3, 2023
    Publication date: August 8, 2024
    Inventors: Chih-Han LIN, Kuei-Yu KAO, Shih-Yao LIN, Ke-Chia TSENG, Min Chiao LIN, Hsien-Chung HUANG, Chun-Hung CHEN, Guan Kai HUANG, Chao-Cheng CHEN, Chen-Ping CHEN, Ming-Ching CHANG
  • Patent number: 12046554
    Abstract: The present disclosure relates an integrated chip. The integrated chip includes an isolation region disposed within a substrate and surrounding an active area. A gate structure is disposed over the substrate and has a base region and a gate extension finger protruding outward from a sidewall of the base region along a first direction to past opposing sides of the active area. A source contact is disposed within the active area and a drain contact is disposed within the active area and is separated from the source contact by the gate extension finger. A first plurality of conductive contacts are arranged on the gate structure and separated along the first direction. The first plurality of conductive contacts are separated by distances overlying the gate extension finger.
    Type: Grant
    Filed: February 15, 2022
    Date of Patent: July 23, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Shih-Pang Chang, Haw-Yun Wu, Yao-Chung Chang, Chun-Lin Tsai
  • Publication number: 20130032032
    Abstract: A filter device for filtering dust from air includes a housing, a dust collecting module, a spraying module, and an exhaust. The housing defines an air inlet near a bottom of the housing and an air outlet near a top of the housing. The dust collecting module is installed in the housing between the air inlet and the air outlet. The spraying module is placed in the housing between the dust collecting module and the air outlet. The exhaust is connected to the housing for generating air pressure difference between near the air outlet and near the air inlet, thereby drawing and introducing air containing dust from the bottom of the housing toward the top of the housing via the air inlet.
    Type: Application
    Filed: December 5, 2011
    Publication date: February 7, 2013
    Applicant: FOXCONN TECHNOLOGY CO., LTD.
    Inventors: CHUN-CHUNG CHANG, WEN-HSIUNG CHANG, PING-NENG CHANG, RUN-CHENG LIN
  • Patent number: D610566
    Type: Grant
    Filed: December 22, 2008
    Date of Patent: February 23, 2010
    Assignee: Chi Mei Communication Systems, Inc.
    Inventor: Chun-Chung Chang