Patents by Inventor Wen Cheng

Wen Cheng 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: 11419021
    Abstract: The disclosure is directed to a connection re-direction method used by a UE, a connection re-direction method used by a remote access node, a user equipment using the same method, and a remote access node using the same method. In an aspect, the connection re-direction method used by a UE includes receiving a network connection failure indication; and performing a handover procedure based on a pre-configured handover configuration in response to having received the connection failure indication.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: August 16, 2022
    Assignee: Industrial Technology Research Institute
    Inventor: Ching-Wen Cheng
  • Patent number: 11414763
    Abstract: The present disclosure provides a method of manufacturing a gas sensor. The method includes the following operations: a substrate is received; a conductor layer is formed over the substrate; the conductor layer is patterned to form a conductor with a plurality of openings by an etching operation, the openings being arranged in a repeating pattern, a minimal dimension of the opening being about 4 micrometers; and a gas-sensing film is formed over the conductor.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: August 16, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Ming-Ta Lei, Chia-Hua Chu, Hsin-Chih Chiang, Tung-Tsun Chen, Chun-Wen Cheng
  • Patent number: 11418887
    Abstract: A MEMS device and a method of manufacturing the same are provided. A semiconductor device includes a substrate and a membrane over the substrate. The membrane includes a piezoelectric material configured to generate charges in response to an acoustic wave. The membrane includes a via pattern having first lines that partition the membrane into slices such that the slices are separated from each other at a first region near an edge of the membrane and connected to each other at a second region.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: August 16, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Chun-Wen Cheng, Chun Yin Tsai, Chia-Hua Chu
  • Patent number: 11411094
    Abstract: Embodiments disclosed herein relate generally to forming an effective metal diffusion barrier in sidewalls of epitaxy source/drain regions. In an embodiment, a structure includes an active area having a source/drain region on a substrate, a dielectric layer over the active area and having a sidewall aligned with the sidewall of the source/drain region, and a conductive feature along the sidewall of the dielectric layer to the source/drain region. The source/drain region has a sidewall and a lateral surface extending laterally from the sidewall of the source/drain region, and the source/drain region further includes a nitrided region extending laterally from the sidewall of the source/drain region into the source/drain region. The conductive feature includes a silicide region along the lateral surface of the source/drain region and along at least a portion of the sidewall of the source/drain region.
    Type: Grant
    Filed: January 13, 2020
    Date of Patent: August 9, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Yu-Wen Cheng, Cheng-Tung Lin, Chih-Wei Chang, Hong-Mao Lee, Ming-Hsing Tsai, Sheng-Hsuan Lin, Wei-Jung Lin, Yan-Ming Tsai, Yu-Shiuan Wang, Hung-Hsu Chen, Wei-Yip Loh, Ya-Yi Cheng
  • Patent number: 11409162
    Abstract: An electronic device is provided, including a frame, a backlight module, a working panel, and a tape. The frame includes a side wall and a back plate. The side wall includes an outer surface. The extension direction of the back plate is different from the extension direction of the side wall. The backlight module is disposed on the back plate. The working panel and the back plate are disposed on the opposite sides of the backlight module. The tape is in contact with at least a portion of the outer surface and the working panel.
    Type: Grant
    Filed: March 17, 2021
    Date of Patent: August 9, 2022
    Assignee: INNOLUX CORPORATION
    Inventors: Wen-Cheng Huang, Ting-Sheng Chen, Chia-Chun Yang, Chin-Cheng Kuo
  • Publication number: 20220243032
    Abstract: A polyester film and a method for producing the same are provided. The polyester film includes a physically recycled polyester resin and a chemically recycled polyester resin. The physically recycled polyester resin is formed of physically recycled polyester chips, and the physically recycled polyester chips have a first intrinsic viscosity. The chemically recycled polyester resin is formed of chemically recycled polyester chips, and the chemically recycled polyester chips have a second intrinsic viscosity. The second intrinsic viscosity is less than the first intrinsic viscosity. The physically recycled polyester chips and the chemically recycled polyester chips are mixed with each other and melt extruded according to a predetermined intrinsic viscosity, so that the polyester film has the predetermined intrinsic viscosity.
    Type: Application
    Filed: August 23, 2021
    Publication date: August 4, 2022
    Applicant: NAN YA PLASTICS CORPORATION
    Inventors: Wen-Cheng Yang, Te-Chao Liao, Chun-Cheng Yang, Chia-Yen Hsiao, Ching-Yao Yuan
  • Publication number: 20220243029
    Abstract: A black polyester film and a method for manufacturing the same are provided. The method for manufacturing the black polyester film includes: providing a recycled polyester material; physically regenerating a part of the recycled polyester material to form physically regenerated polyester chips having a first intrinsic viscosity; chemically regenerating another part of the recycled polyester material to form chemically regenerated polyester chips having a second intrinsic viscosity lower than the first intrinsic viscosity; mixing black regenerated polyester chips, the physically regenerated polyester chips, and the chemically regenerated polyester chips according to a predetermined intrinsic viscosity so as to form a polyester chip raw material; melting and then extruding the polyester chips raw material to form the black polyester film having the predetermined intrinsic viscosity.
    Type: Application
    Filed: August 12, 2021
    Publication date: August 4, 2022
    Applicant: NAN YA PLASTICS CORPORATION
    Inventors: Wen-Cheng Yang, Te-Chao Liao, Chun-Cheng Yang, Chia-Yen Hsiao, Ching-Yao Yuan
  • Publication number: 20220243031
    Abstract: A matte polyester film and a method for manufacturing the same are provided, The method for manufacturing the matte polyester film includes: providing a recycled polyester material; physically regenerating a part of the recycled polyester material to form physically regenerated polyester chips having a first intrinsic viscosity; chemically regenerating another part of the recycled polyester material to form chemically regenerated polyester chips having a second intrinsic viscosity less than the first intrinsic viscosity; mixing matte regenerated polyester chips, the physically regenerated polyester chips, and the chemically regenerated polyester chips according to a predetermined intrinsic viscosity so as to form a polyester masterbatch material; melting and then extruding the polyester masterbatch material to obtain the matte polyester film having the predetermined intrinsic viscosity.
    Type: Application
    Filed: August 23, 2021
    Publication date: August 4, 2022
    Applicant: NAN YA PLASTICS CORPORATION
    Inventors: Wen-Cheng Yang, Te-Chao Liao, Chun-Cheng Yang, Chia-Yen Hsiao, Hao-Sheng Chen
  • Publication number: 20220241759
    Abstract: A regeneration method of a nitrogen-containing carbon catalyst includes the following steps: roasting the nitrogen-containing carbon catalyst in a nitrogen-containing atmosphere to obtain a regenerated nitrogen-containing carbon catalyst. The method is a universal method, which is suitable for nitrogen-doped carbon catalysts and can be used to regenerate a nitrogen-containing carbon catalyst for producing vinyl chloride (VC) through 1,2-dichloroethane cracking. The method can greatly reduce the production cost of the catalyst and increase the service life of the catalyst, and a regeneration process thereof is fast, simple, and controllable, and does not require high temperatures.
    Type: Application
    Filed: November 26, 2020
    Publication date: August 4, 2022
    Applicants: DALIAN INSTITUTE OF CHEMICAL PHYSICS, CHINESE ACADEMY OF SCIENCES, FORMOSA PLASTICS CORPORATION
    Inventors: Sisi FAN, Jinming XU, Yanqiang HUANG, Hongmin DUAN, Tao ZHANG, MING-HUNG CHENG, Wan-tun HUNG, Yu-Cheng CHEN, Chien-Hui WU, Ya-Wen CHENG, Ming-Hsien WEN, Chao-Chin CHANG, Tsao-Cheng HUANG, Lu-Chen YEH
  • Publication number: 20220243018
    Abstract: The disclosure discloses a heat-sealable polyester film, including a base layer and a heat-seal layer formed on the base layer. The heat-seal layer includes a physically regenerated polyester resin, a chemically regenerated polyester resin, and a modifier. The heat-sealable temperature of the heat-sealable polyester film is between 100° C. and 230° C.
    Type: Application
    Filed: August 24, 2021
    Publication date: August 4, 2022
    Applicant: NAN YA PLASTICS CORPORATION
    Inventors: Wen-Cheng Yang, Te-Chao Liao, Chun-Cheng Yang, Chia-Yen Hsiao, Ching-Yao Yuan
  • Publication number: 20220248122
    Abstract: A task assigning method of adaptively assigning at least one operation task is applied for a task assigning device including a first electronic device and a second electronic device communicated with each other in a wireless manner. The task assigning method includes acquiring a first detection parameter of the first electronic device, and adjusting a task transmission rate from the first electronic device to the second electronic device in accordance with the first detection parameter.
    Type: Application
    Filed: December 8, 2021
    Publication date: August 4, 2022
    Applicant: MEDIATEK INC.
    Inventors: Liang-Che Sun, Yiou-Wen Cheng, Shang-Hsiu Wu
  • Publication number: 20220243030
    Abstract: A white polyester film and a method for manufacturing the same are provided. The method for manufacturing the white polyester film includes: providing a recycled polyester material; physically regenerating a part of the recycled polyester material to form physically regenerated polyester chips having a first intrinsic viscosity; chemically regenerating another part of the recycled polyester material to form chemically regenerated polyester chips having a second intrinsic viscosity less than the first intrinsic viscosity; mixing white regenerated polyester chips, the physically regenerated polyester chips, and the chemically regenerated polyester chips according to a predetermined intrinsic viscosity so as to form a polyester masterbatch material; melting and extruding the polyester masterbatch material to obtain the white polyester film having the predetermined intrinsic viscosity.
    Type: Application
    Filed: August 13, 2021
    Publication date: August 4, 2022
    Applicant: NAN YA PLASTICS CORPORATION
    Inventors: Wen-Cheng Yang, Te-Chao Liao, Chun-Cheng Yang, Chia-Yen Hsiao, Chih-Feng Wang
  • Patent number: 11398393
    Abstract: A multi-shield plate includes a plate having a substantially flat upper surface and a substantially flat lower surface, a plurality of first windows formed in the plate and extending through the plate from the upper surface to the lower surface, and a plurality of vapor shields mounted to the plate, each vapor shield of the plurality of vapor shields configured to prevent passage of a vapor through a corresponding window of the plurality of windows. The multi-shield plate includes an aperture formed in the plate, the aperture aligned with a first window of the plurality of windows along an axis corresponding to the upper surface.
    Type: Grant
    Filed: October 19, 2020
    Date of Patent: July 26, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Ping-Tse Lin, Chun-Chih Lin, Wen-Cheng Lien, Monica Ho
  • Publication number: 20220231019
    Abstract: A semiconductor device includes: a first fin and a second fin extending from a substrate and an epitaxial source/drain region. The epitaxial source/drain region includes a first portion grown on the first fin and a second portion grown on the second fin, and the first portion and the second portion are joined at a merging boundary. The epitaxial source/drain region further includes a first subregion extending from a location level with a highest point of the epitaxial source/drain region to a location level with a highest point of the merging boundary, a second subregion extending from the location level with the highest point of the merging boundary to a location level with a lowest point of the merging boundary, and a third subregion extending from the location level with the lowest point of the merging boundary to a location level with a top surface of an STI region.
    Type: Application
    Filed: April 4, 2022
    Publication date: July 21, 2022
    Inventors: Wei Hao Lu, Yi-Fang Pai, Cheng-Wen Cheng, Li-Li Su, Chien-I Kuo
  • Publication number: 20220227618
    Abstract: Structures and formation methods of a semiconductor device structure are provided. The semiconductor device structure includes a substrate and a first dielectric layer formed over the substrate. The semiconductor device structure also includes a first movable membrane formed over the first dielectric layer. In addition, the first movable membrane has a first corrugated portion and a first edge portion connecting to the first corrugated portion. The semiconductor device structure further includes a second dielectric layer formed over the first movable membrane. In addition, the first edge portion is sandwiched between the first dielectric layer and the second dielectric layer, the first corrugated portion is partially sandwiched between the first dielectric layer and the second dielectric layer and is partially exposed by a cavity, and a bottom surface of the first corrugated portion is lower than a bottom surface of the first edge portion.
    Type: Application
    Filed: April 1, 2022
    Publication date: July 21, 2022
    Inventors: Yi-Chuan TENG, Chun-Yin TSAI, Chia-Hua CHU, Chun-Wen CHENG
  • Publication number: 20220230403
    Abstract: An augmented reality screen system includes an augmented reality device and a host. The augmented reality device is configured to take a physical mark through a camera. The host is configured to receive the physical mark, determine position information and rotation information of the physical mark, and fetch a virtual image from a storage device through a processor of the host. The processor transmits an adjusted virtual image to the augmented reality device according to the position information and the rotation information, and the augmentation device projects the adjusted virtual image to a display of the augmented reality device. The adjusted virtual image becomes a virtual extended screen, and the virtual extended screen and the physical mark are simultaneously displayed on the display of the augmented reality device.
    Type: Application
    Filed: April 1, 2022
    Publication date: July 21, 2022
    Inventors: Huei-Ping TZENG, Chao-Kuang YANG, Wen-Cheng HSU, Chih-Wen HUANG, Chih-Haw TAN
  • Patent number: 11392530
    Abstract: In one example, an adapter card may include a circuit board having a male interface to be inserted into a discrete graphics card slot and a peripheral component interconnect express (PCIe) slot to communicatively couple a PCIe device. Further, the adapter card may include a voltage converter circuit disposed on the circuit board to convert a first voltage associated with the discrete graphics card slot to a second voltage corresponding to the PCIe device and a level shifter circuit disposed on the circuit board to modify a signal level in the discrete graphics card slot to a signal level in the PCIe device.
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: July 19, 2022
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Po-Ying Chih, Chao-Wen Cheng, Chun-Yi Liu
  • Patent number: 11393554
    Abstract: In one example, a device housing is described, which may include a base substrate and ion-exchanged glass beads disposed on an outer surface of the base substrate.
    Type: Grant
    Filed: April 11, 2018
    Date of Patent: July 19, 2022
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Kuan-Ting Wu, Ya-Ting Yeh, Chao-Wen Cheng, Hsin-Yi Lee
  • Patent number: 11390520
    Abstract: In an embodiment, a system includes: a chamber; and a magnetic assembly contained within the chamber. The magnetic assembly comprises: an inner magnetic portion comprising first magnets; and an outer magnetic portion comprising second magnets. At least two adjacent magnets, of either the first magnets or the second magnets, have different vertical displacements, and the magnetic assembly is configured to rotate around an axis to generate an electromagnetic field that moves ions toward a target region within the chamber.
    Type: Grant
    Filed: May 25, 2018
    Date of Patent: July 19, 2022
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chen-Fang Chung, Wen-Cheng Cheng, Tsez-Chong Tsai, Shuen-Liang Tseng, Szu-Hsien Lo, Po-Wen Yang, Ming-Jie He
  • Publication number: 20220219938
    Abstract: A rotary wire-receiving rack comprises a winding structure, a shaft, a first handle, a lid, a locking slider, and a second handle. The winding structure includes two bars arranged longitudinally in parallel and two rods arranged horizontally in parallel for winding cables. Both ends of the two rods are linked to the bars respectively. The shaft is arranged parallel to and located between the rods. The shaft is pivoted on the bars. The first handle and the lid are respectively fixed at the two ends of the shaft. The lid has a locking hole, and the locking slider is slidably installed on the rod near the locking hole. The locking slider is formed with a locking pin that cooperates with the locking hole. The second handle is pivoted at the end of the bar which closing to the locking hole and having a recess for clamping a cable.
    Type: Application
    Filed: January 13, 2021
    Publication date: July 14, 2022
    Inventor: Chi-Wen CHENG