Patents by Inventor Cheng Chuang

Cheng Chuang 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: 11720197
    Abstract: A detection method of a three-dimensional touch module includes: step S1, providing an input signal to a transmitting electrode layer; step S2, outputting a first output signal and transmitting the first output signal to a control module by a two-dimensional inputting assembly, and outputting a second output signal and transmitting the second output signal to the control module by a pressure sensing assembly; and step S3, determining, by the control module, a touch position according to the first output signal and a pressure value according to the second output signal. A three-dimensional touch module includes: a cover plate; a two-dimensional inputting assembly disposed under the cover plate and configured to output a first output signal; a pressure sensing assembly disposed under the cover plate and configured to output a second output signal; and a transmitting electrode layer disposed between the two-dimensional inputting assembly and the pressure sensing assembly.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: August 8, 2023
    Assignee: TPK Touch Solutions (Xiamen) Inc.
    Inventors: Cai Jin Ye, Chih-Cheng Chuang, Lien-Hsin Lee, Tsai-Kuei Wei, Sun Po Lin, Ren-Hung Wang, Yu-Ting Chan, Tai-Shih Cheng, Yan Zhao
  • Publication number: 20230187218
    Abstract: A method for preparing a semiconductor device structure is provided. The method includes forming a target layer over a semiconductor substrate; forming an energy-sensitive layer over the target layer; performing a first energy treating process to form a plurality of first treated portions in the energy-sensitive layer; performing a second energy treating process to form a plurality of second treated portions in the energy-sensitive layer; removing the first treated portions and the second treated portions to respectively form a plurality of first openings and a plurality of second openings; transferring the first openings and the second openings into the target layer to respectively form a plurality of third openings and a plurality of fourth openings; and transferring the third openings and the fourth openings into the semiconductor substrate to respectively form a plurality of fifth openings and a plurality of sixth openings.
    Type: Application
    Filed: December 14, 2021
    Publication date: June 15, 2023
    Inventor: CHING-CHENG CHUANG
  • Patent number: 11621198
    Abstract: A semiconductor structure includes an isolation structure disposed in a semiconductor substrate; a gate electrode and a resistor electrode disposed in the semiconductor substrate, wherein the isolation structure is disposed between the gate electrode and the resistor electrode, and the isolation structure is closer to the resistor electrode than the gate electrode. A source/drain (S/D) region is disposed in the semiconductor substrate and between the gate electrode and the isolation structure, wherein the S/D region is electrically connected to the resistor electrode. A conductive structure is disposed in the semiconductor structure and over the isolation structure, wherein the S/D region is electrically connected to the resistor electrode through the conductive structure.
    Type: Grant
    Filed: September 16, 2021
    Date of Patent: April 4, 2023
    Assignee: NANYA TECHNOLOGY CORPORATION
    Inventor: Ching-Cheng Chuang
  • Patent number: 11620022
    Abstract: The disclosure provides a floating touch display device which includes a capacitive touch panel, a display device, an interval layer, and an optical-lens structure. The capacitive touch panel is configured to provide a floating touch surface at a floating height above a first surface. The display device includes a second surface, and the display device is configured to provide a display image from the second surface. The optical-lens structure is disposed between the capacitive touch panel and the display device. The interval layer is disposed between the second surface and the optical-lens structure, and a first optical distance is between the second surface and the optical-lens structure. The optical-lens structure is configured to image the display image on the floating touch surface at a second optical distance, and the first optical distance is equal to the second optical distance.
    Type: Grant
    Filed: May 13, 2022
    Date of Patent: April 4, 2023
    Assignee: TPK Touch Solutions (Xiamen) Inc.
    Inventors: Chun-Jung Huang, En-Chia Chang, Shang-Yu Lin, Chih-Cheng Chuang, Sun-Po Lin, Tai-Shih Cheng
  • Publication number: 20230096266
    Abstract: A common mode filter includes a magnetic core, a first wire wound around the magnetic core and comprising N turns, and a second wire wound around the magnetic core and comprising N turns, N being an integer exceeding 1. An (S+1)th turn of the first wire is stacked on an inner turn of the first wire and an inner turn of the second wire, S being a positive integer less than (N?1).
    Type: Application
    Filed: June 27, 2022
    Publication date: March 30, 2023
    Applicant: CYNTEC CO., LTD.
    Inventor: Chia-Cheng Chuang
  • Patent number: 11587828
    Abstract: The present disclosure relates to a semiconductor device and a method for forming a semiconductor device with a graphene conductive structure. The semiconductor device includes a first gate structure disposed over a semiconductor substrate, and a first source/drain region disposed in the semiconductor substrate and adjacent to the first gate structure. The semiconductor device also includes a first silicide layer disposed in the semiconductor substrate and over the first source/drain region, and a graphene conductive structure disposed over the first silicide layer. The semiconductor device further includes a first dielectric layer covering the first gate structure, and a second dielectric layer disposed over the first dielectric layer. The graphene conductive structure is surrounded by the first dielectric layer and the second dielectric layer.
    Type: Grant
    Filed: August 11, 2020
    Date of Patent: February 21, 2023
    Assignee: NANYA TECHNOLOGY CORPORATION
    Inventor: Ching-Cheng Chuang
  • Publication number: 20230012636
    Abstract: A hydrodynamic bearing structure is provided. The hydrodynamic bearing structure includes a bearing body, a shaft hole, at least one oil guide groove assembly, at least one air escape unit, and a recess. The shaft hole is formed in the bearing body and penetrates through the bearing body to two ends of the bearing body. The oil guide groove assembly is formed on an inner wall of the shaft hole. The air escape unit is disposed on an outer wall of the bearing body, and has a groove or a tangent plane. The recess is formed at one of the two ends (e.g., a bottom end or a top end) of the bearing body. The recess is spatially communicated with the air escape unit so that an exhaust passage is formed between an axis of the bearing structure and the air escape unit.
    Type: Application
    Filed: October 8, 2021
    Publication date: January 19, 2023
    Inventors: YU-YUEH CHEN, CHING-HUI YU, HUA-CHENG CHUANG
  • Patent number: 11557549
    Abstract: The present disclosure provides a method of manufacturing a semiconductor structure. The method includes providing a substrate defined with a peripheral region and an array area at least partially surrounded by the peripheral region; disposing an insulating layer over the substrate; disposing a capping layer over the insulating layer; disposing a hardmask stack on the capping layer; patterning the hardmask stack; removing portions of the capping layer exposed through the hardmask stack; removing portions of the insulating layer exposed through the hardmask stack; removing portions of the substrate exposed through the capping layer and the insulating layer to form a plurality of fins in the array area and a first elongated member at least partially surrounding the plurality of fins; removing the hardmask stack; and forming an isolation over the substrate and surrounding the plurality of fins and the first elongated member.
    Type: Grant
    Filed: December 28, 2021
    Date of Patent: January 17, 2023
    Assignee: NANYA TECHNOLOGY CORPORATION
    Inventors: Ying-Cheng Chuang, Chung-Lin Huang
  • Patent number: 11549553
    Abstract: A hydrodynamic bearing structure is provided. The hydrodynamic bearing structure includes a bearing body, a shaft hole, at least one oil guide groove assembly, at least one air escape unit, and a recess. The shaft hole is formed in the bearing body and penetrates through the bearing body to two ends of the bearing body. The oil guide groove assembly is formed on an inner wall of the shaft hole. The air escape unit is disposed on an outer wall of the bearing body, and has a groove or a tangent plane. The recess is formed at one of the two ends (e.g., a bottom end or a top end) of the bearing body. The recess is spatially communicated with the air escape unit so that an exhaust passage is formed between an axis of the bearing structure and the air escape unit.
    Type: Grant
    Filed: October 8, 2021
    Date of Patent: January 10, 2023
    Assignee: TUNG PEI INDUSTRIAL CO., LTD.
    Inventors: Yu-Yueh Chen, Ching-Hui Yu, Hua-Cheng Chuang
  • Publication number: 20220399268
    Abstract: The present disclosure provides a semiconductor device with an interconnect part and a method for preparing the semiconductor device. The semiconductor device comprises a device substrate and an interconnect part disposed over the device substrate. The interconnect part includes a lower redistribution layer electrically connected to the backside contact, and an upper redistribution layer disposed over the lower redistribution layer. The interconnect part also includes an interconnect frame disposed between and electrically connected to the lower redistribution layer and the upper redistribution layer. The interconnect part further includes a passivation structure surrounding the interconnect frame.
    Type: Application
    Filed: June 15, 2021
    Publication date: December 15, 2022
    Inventor: CHING-CHENG CHUANG
  • Patent number: 11520429
    Abstract: A three-dimensional sensing module includes a touch pressure sensing structure. The touch pressure sensing structure includes a first functional spacer layer, a first light-transmitting electrode layer coated on the first functional spacer layer, a second functional spacer layer coated on the first light-transmitting electrode layer, a second light-transmitting electrode layer coated on the second functional spacer layer, and a third functional spacer layer coated on the second light-transmitting electrode layer. Resistivities of the first, second, and third functional spacer layers are greater than resistivities of the first and second light-transmitting electrode layers.
    Type: Grant
    Filed: September 3, 2020
    Date of Patent: December 6, 2022
    Assignee: TPK Advanced Solutions Inc.
    Inventors: Lien Hsin Lee, Ren Hung Wang, Cai Jin Ye, Wei Yi Lin, Tai Shih Cheng, Tsai Kuei Wei, Chih Cheng Chuang, Sun Po Lin
  • Publication number: 20220384246
    Abstract: A method of forming a semiconductor structure includes following steps. A semiconductor material structure is formed over a substrate. A first pad layer is formed over the semiconductor material structure. The first pad layer and the semiconductor material structure are etched to form a trench. An oxidation process is performed on a sidewall of the semiconductor material structure to form a first oxide structure on the sidewall of the semiconductor material structure. A second oxide structure is formed in the trench.
    Type: Application
    Filed: August 10, 2022
    Publication date: December 1, 2022
    Inventors: Ying-Cheng CHUANG, Chung-Lin HUANG, Lai-Cheng TIEN, Chih-Lin HUANG, Zhi-Yi HUANG, Hsu CHIANG
  • Patent number: 11502041
    Abstract: The present disclosure is related to a method of forming a pattern, including the steps of: providing a structure including a substrate and a target layer, in which the target layer is disposed on the substrate, and the target layer includes a central area and a periphery area; forming a plurality of core patterns and a linear spacer pattern on the central area, in which a width of the linear spacer pattern is wider than 50 nm; covering a photoresist on the periphery area; removing a portion of the central area not covered by the plurality of core patterns and not covered by the linear spacer pattern to form a pattern in the central area, and removing the photoresist, the linear spacer pattern and the plurality of core patterns to expose the pattern.
    Type: Grant
    Filed: April 22, 2020
    Date of Patent: November 15, 2022
    Assignee: NANYA TECHNOLOGY CORPORATION
    Inventor: Ying-Cheng Chuang
  • Publication number: 20220349082
    Abstract: A coated metal alloy substrate, a process for producing a coated metal alloy substrate, and an electronic device having a housing comprising a coated metal alloy substrate are described. The coated metal alloy substrate comprises an electrolytic sealing layer on the metal alloy substrate, and an electrophoretic deposition layer deposited on the electrolytic sealing layer.
    Type: Application
    Filed: August 12, 2019
    Publication date: November 3, 2022
    Applicant: Hewlett-Packard Development Company, L.P.
    Inventors: Qingyong Guo, Ya Cheng Chuang, Yong-Jun Li, Kuan-Ting Wu
  • Publication number: 20220341052
    Abstract: In one example, an electronic device housing may include a substrate, a micro-arc oxidation layer formed on a surface of the substrate, and an electroless plating layer formed on the micro-arc oxidation layer. Example electroless plating layer may be one of an electroless tin plating layer and an electroless silver plating layer. Further, the electronic device housing may include an electrophoretic deposition layer formed on the electroless plating layer.
    Type: Application
    Filed: October 31, 2019
    Publication date: October 27, 2022
    Applicant: Hewlett-Packard Development Company, L.P.
    Inventors: Qingyong Guo, Kuan-Ting Wu, Ya Cheng Chuang, Feng Gu
  • Patent number: 11481018
    Abstract: In one example, an electronic device may include a power source to supply power to a peripheral device, a sensor circuit to monitor a power consumption of the peripheral device, and a controller coupled to the sensor circuit to detect that the power consumption of the peripheral device is greater than a threshold and generate a popup message on a user interface of the electronic device based on the detection. The popup message may include an option. Further, the controller may direct the power source to continue to provide the power to the peripheral device in response to a determination that the option is selected prior to an expiration of a timer.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: October 25, 2022
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Te-Yueh Lin, Hao-Cheng Chuang, Chien Chung Chien
  • Patent number: 11450553
    Abstract: A method of forming a semiconductor structure includes following steps. A semiconductor material structure is formed over a substrate. A first pad layer is formed over the semiconductor material structure. The first pad layer and the semiconductor material structure are etched to form a trench. An oxidation process is performed on a sidewall of the semiconductor material structure to form a first oxide structure on the sidewall of the semiconductor material structure. A second oxide structure is formed in the trench.
    Type: Grant
    Filed: August 13, 2020
    Date of Patent: September 20, 2022
    Assignee: NANYA TECHNOLOGY CORPORATION
    Inventors: Ying-Cheng Chuang, Chung-Lin Huang, Lai-Cheng Tien, Chih-Lin Huang, Zhi-Yi Huang, Hsu Chiang
  • Patent number: 11444180
    Abstract: A method for forming a semiconductor structure includes: providing a structure including a substrate and a target layer disposed on the substrate, and the target layer includes a central area and a periphery area; forming a plurality of linear fin features within the central area in which the linear fin features are substantially parallel to each other and include edge imbalance portions; and removing the edge imbalance portions of the linear fin features to obtain linear uniform fin features.
    Type: Grant
    Filed: August 9, 2020
    Date of Patent: September 13, 2022
    Assignee: NANYA TECHNOLOGY CORPORATION
    Inventor: Ying-Cheng Chuang
  • Publication number: 20220270539
    Abstract: A display driver integrated circuit, an image processor, and an operation method thereof are provided. The display driver integrated circuit includes a receiving circuit, a memory unit, and a foveated rendering circuit. The receiving circuit receives a first image and a second image from an image providing circuit. The memory unit stores the first image and the second image. The foveated rendering circuit is coupled to the memory unit. The foveated rendering circuit generates an output image to be displayed by performing image processing based on the first image and the second image. The first image is with respect to a foveated area of the output image. The receiving circuit receives at least a part of one of the first image and the second image before the other one of the first image and the second image is completely received.
    Type: Application
    Filed: February 22, 2022
    Publication date: August 25, 2022
    Applicant: Novatek Microelectronics Corp.
    Inventors: Yu-Tsung Lu, Chih-Cheng Chuang
  • Publication number: 20220179501
    Abstract: A function key scan code is received from an external keyboard communicatively connected to the computing device. The function key scan code corresponds to a function key of the external keyboard having been pressed. Whether function keys of an internal keyboard of the computing device are configured in an action key mode is determined. In response to determining that the function keys of the internal keyboard of the computing device are configured in the action key mode, the function key scan code received from the external keyboard is converted to an action key scan code.
    Type: Application
    Filed: July 23, 2019
    Publication date: June 9, 2022
    Applicant: Hewlett-Packard Development Company, L.P.
    Inventor: Wen-Cheng Chuang