Patents by Inventor Wen Han

Wen Han 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: 11469145
    Abstract: A method for forming a semiconductor device structure is provided. The method includes forming a dielectric layer over a substrate. The substrate has a fin structure, and the dielectric layer has a trench exposing a portion of the fin structure. The method includes forming a gate material layer in the trench. The method includes forming a planarization layer over the gate material layer. The planarization layer includes a first material that is different from a second material of the gate material layer and a third material of the dielectric layer. The method includes performing an etching process to remove the planarization layer and a first upper portion of the gate material layer so as to form a gate in the trench.
    Type: Grant
    Filed: December 18, 2019
    Date of Patent: October 11, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD
    Inventors: Chai-Wei Chang, Po-Chi Wu, Wen-Han Fang
  • Publication number: 20220322553
    Abstract: The present invention provides a flexible display device, which includes a case, a rewinding component, a flexible display component, a rotating component, and a cover plate, wherein a portion of the flexible display component is disposed at one side of the case, another portion of the flexible display component extends into the storage chamber and is connected to the rewinding component, and when the flexible display component is pulled out from the storage chamber, the rewinding component provides an elastic pulling force for rolling up the flexible display component; and the cover plate is rotatably connected to the flexible display component, and serves as a protective shell, a bracket, a support plate, or a support reinforcement plate to avoid depressing.
    Type: Application
    Filed: November 22, 2019
    Publication date: October 6, 2022
    Applicant: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Zhuo ZHANG, Fang WANG, Wen HAN, Zikang FENG
  • Publication number: 20220321828
    Abstract: A motion detection method applied into an image sensor device includes: providing a plurality of regions of interest (ROIs) on at least one monitoring image; for each region of interest (ROI): detecting whether at least one motion event occurs within the each ROI; and determining a priority level of the each ROI according to at least one feature information of the at least one motion event; and determining an alarm schedule of the ROIs for a user according to a plurality of priority levels of the ROIs.
    Type: Application
    Filed: June 23, 2022
    Publication date: October 6, 2022
    Applicant: PixArt Imaging Inc.
    Inventors: Chih-Huan Wu, Yi-Hsien Ko, Wen-Han Yao
  • Publication number: 20220321818
    Abstract: There is provided a pixel circuit including a first circuit and a second circuit. The first circuit is used to output a first voltage associated with exposure intensity. The second circuit is used to output a second voltage associated with exposure time interval. The processor multiples the first voltage to a ratio between a reference voltage and the second voltage to obtain an actual light intensity, wherein the reference voltage is a voltage value outputted by the second circuit of a dummy pixel.
    Type: Application
    Filed: June 20, 2022
    Publication date: October 6, 2022
    Inventor: WEN-HAN YAO
  • Patent number: 11462134
    Abstract: A flexible display device is provided, which includes a flexible display assembly, a housing, a scrolling assembly, and an optical assembly. A storage cavity is formed inside the housing. At least one scrolling assembly is fixed to the housing. The flexible display assembly is disposed on the housing and an extension portion of the flexible display assembly extends into the storage cavity above the scrolling assembly. The housing includes a first housing and a second housing that can slide relatively. The at least one scrolling assembly includes at least a hollow shaft, and the optical assembly is nested in the hollow shaft.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: October 4, 2022
    Assignee: Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.
    Inventors: Zhuo Zhang, Fang Wang, Wen Han, Zikang Feng
  • Patent number: 11457534
    Abstract: A foldable display device is provided. The foldable display device includes a flexible display module, a bottom frame, middle frames, and a connecting member. Two ends of the connecting member are provided with filter components. An accommodating cavity is formed among the flexible display module, the middle frames and the bottom frame communicating with an external environment through the filter components, so as to prevent the dust generated by the friction of components of the connecting member and the dust entering the accommodating cavity from the external environment, thereby avoiding short circuits and display malfunction of the foldable display device.
    Type: Grant
    Filed: June 23, 2020
    Date of Patent: September 27, 2022
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventor: Wen Han
  • Patent number: 11435839
    Abstract: The present invention discloses a touch pad module, which includes a touch panel, an elastomer and a noise reducing film. The touch panel has a bottom surface. The elastomer is disposed on the bottom surface of the touch panel. The noise reducing film covers the elastomer. The noise reducing film includes a fixing portion, an opening and an elastic arm structure. The fixing portion is disposed on the bottom surface of the touch panel. The opening is located in the fixing portion. The elastic arm structure extends from the fixing portion to an inside of the opening and corresponds to the elastomer. The elastic arm structure includes a suspended portion and a plurality of elastic arms, and the elastic arms extend from the suspended portion to the fixing portion.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: September 6, 2022
    Assignee: CHICONY ELECTRONICS CO., LTD.
    Inventors: Po-Hsin Li, Wen-Han Chang
  • Patent number: 11434318
    Abstract: The present invention relates to organic polymer synthetic materials, and discloses a self-curing organic synthetic resin composition for additive manufacturing. The self-curing organic synthetic resin composition includes 30-75% by weight of a linear thermoplastic phenolic resin and 25-70% by weight of a phenol modified furan resin. The self-curing organic synthetic resin composition is prepared through three stages. The linear thermoplastic phenolic resin prepared in stage (1) and the phenol modified furan resin prepared in stage (2) are mixed in a certain weight ratio in stage (3) to obtain the self-curing organic synthetic resin composition for additive manufacturing, which has the advantages of high strength at normal temperature, excellent resistance to high temperature, high activity and excellent collapsibility. Thus, the self-curing organic synthetic resin composition provided in the invention is suitable for additive manufacturing, and particularly for 3D printing in mold casting.
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: September 6, 2022
    Assignee: KOCEL INTELLIGENT MACHINERY LIMITED
    Inventors: Jinlong Xing, Fan Peng, Hongkai Zhang, Wen Ma, Wen Han
  • Patent number: 11437518
    Abstract: A method includes forming an opening in a dielectric to reveal a protruding semiconductor fin, forming a gate dielectric on sidewalls and a top surface of the protruding semiconductor fin, and forming a conductive diffusion barrier layer over the gate dielectric. The conductive diffusion barrier layer extends into the opening. The method further includes forming a silicon layer over the conductive diffusion barrier layer and extending into the opening, and performing a dry etch on the silicon layer to remove horizontal portions and vertical portions of the silicon layer. After the dry etch, a conductive layer is formed over the conductive diffusion barrier layer and extending into the opening.
    Type: Grant
    Filed: May 11, 2020
    Date of Patent: September 6, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Wen-Han Fang, Po-Chi Wu
  • Patent number: 11431978
    Abstract: A video decoding method and a video decoding device are provided, and the video decoding method includes the following steps. A to-be-decoded bin string is received. A plurality of first current syntax elements in the to-be-decoded bin string are decoded based on a first context model until a decoding output value of the last one of the first current syntax elements matches a specific bin pattern. When the first current syntax elements are decoded, in response to that a state machine is switched from a first decoding operation mode to a second decoding operation mode, a second current syntax element that exists based on the last one of the first current syntax elements is decoded.
    Type: Grant
    Filed: October 19, 2020
    Date of Patent: August 30, 2022
    Assignee: ALi Corporation
    Inventor: Wen-Han Zheng
  • Publication number: 20220254281
    Abstract: A flexible display device is provided, which includes a flexible display assembly, a housing, a scrolling assembly, and an optical assembly. A storage cavity is formed inside the housing. At least one scrolling assembly is fixed to the housing. The flexible display assembly is disposed on the housing and an extension portion of the flexible display assembly extends into the storage cavity above the scrolling assembly. The housing includes a first housing and a second housing that can slide relatively. The at least one scrolling assembly includes at least a hollow shaft, and the optical assembly is nested in the hollow shaft.
    Type: Application
    Filed: December 23, 2019
    Publication date: August 11, 2022
    Inventors: Zhuo ZHANG, Fang WANG, Wen HAN, Zikang FENG
  • Patent number: 11412169
    Abstract: There is provided a pixel circuit including a first circuit and a second circuit. The first circuit is used to output a first voltage associated with exposure intensity. The second circuit is used to output a second voltage associated with exposure time interval. The processor multiples the first voltage to a ratio between a reference voltage and the second voltage to obtain an actual light intensity, wherein the reference voltage is a voltage value outputted by the second circuit of a dummy pixel.
    Type: Grant
    Filed: October 13, 2020
    Date of Patent: August 9, 2022
    Assignee: PIXART IMAGING INC.
    Inventor: Wen-Han Yao
  • Patent number: 11409976
    Abstract: There is provided a barcode detection device including an image sensor and a processor. The image sensor captures an image frame of a color barcode. The processor sequentially processes every row of the image frame to find at least one color segment in each row of the image frame, categorizes color segments of a same color in one cluster according to a position relationship and a color similarity of the color segments in the image frame, and averages color parameters of pixels in one cluster to accordingly recognize a color of the pixels in said one cluster.
    Type: Grant
    Filed: March 4, 2021
    Date of Patent: August 9, 2022
    Assignee: PIXART IMAGING INC.
    Inventor: Wen-Han Yao
  • Patent number: 11405581
    Abstract: A motion detection method applied into an image sensor device includes: providing a plurality of regions of interest (ROIs) on at least one monitoring image; for each region of interest (ROI): detecting whether at least one motion event occurs within the each ROI; and determining a priority level of the each ROI according to at least one feature information of the at least one motion event; and determining an alarm schedule of the ROIs for a user according to a plurality of priority levels of the RIOs.
    Type: Grant
    Filed: May 20, 2021
    Date of Patent: August 2, 2022
    Assignee: PixArt Imaging Inc.
    Inventors: Chih-Huan Wu, Yi-Hsien Ko, Wen-Han Yao
  • Patent number: 11404663
    Abstract: A flexible display panel structure and fabricating method thereof. The flexible display panel structure includes a cover plate, a touch panel, an organic light-emitting diode device, and a backplate disposed, which are sequentially disposed, wherein a first optical clear resin fluid glue layer is disposed between the cover plate and the touch panel, and the first optical clear resin fluid glue layer bonds the cover plate to the touch panel, which is beneficial to reduce risk of panel cracking and peeling.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: August 2, 2022
    Assignee: WUHAN CHINA STAR OPTOELECTRONICS SEMICONDUCTOR DISPLAY TECHNOLOGY CO., LTD.
    Inventors: Fang Wang, Zhuo Zhang, Wen Han
  • Publication number: 20220239868
    Abstract: A method of an optical sensor device includes: automatically entering a calibration mode to automatically define a region of interest as a masking region; and, selectively ignoring a motion detected within the masking region when the optical sensor device is in a normal operation mode.
    Type: Application
    Filed: April 12, 2022
    Publication date: July 28, 2022
    Applicant: PixArt Imaging Inc.
    Inventors: Joon Chok LEE, Kevin Len-Li LIM, Wen-Han Yao
  • Patent number: 11393713
    Abstract: In a method of manufacturing a semiconductor device including a field effect transistor (FET), a sacrificial region is formed in a substrate, and a trench is formed in the substrate. A part of the sacrificial region is exposed in the trench. A space is formed by at least partially etching the sacrificial region, an isolation insulating layer is formed in the trench and the space, and a gate structure and a source/drain region are formed. An air spacer is formed in the space under the source/drain region.
    Type: Grant
    Filed: December 31, 2019
    Date of Patent: July 19, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Clement Hsinghen Wann, Chun Hsiung Tsai, Shahaji B. More, Che-Chih Hsu, Chinyu Su, Po-Han Tseng, Wen Han Hung, Chih-Hsin Ko, Yu-Ming Lin
  • Patent number: 11375628
    Abstract: A foldable display device includes a first casing having a first receiving cavity inside, a rewinding component disposed in the first receiving cavity, a second casing disposed on a side of the first casing, a stretching component slidably having an end slidingly connected to the first casing and another end rotationally connected to the second casing, and a flexible display component having a part disposed on a same side of the first casing and the second casing and another part protruding into the first receiving cavity and connected to the rewinding component.
    Type: Grant
    Filed: November 19, 2019
    Date of Patent: June 28, 2022
    Inventors: Zhuo Zhang, Fang Wang, Wen Han, Zikang Feng
  • Patent number: 11372686
    Abstract: A service provider network may provider one or more global cloud services across multiple regions. A client may submit a request to create multiple replicas of a service resource in respective instantiations of a service in the multiple regions. The receiving region of the request may determine the capacities of the multiple regions as to serving respective replicas of the service resource. The receiving region may provide a response to the client based on the determined capacities of the regions.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: June 28, 2022
    Assignee: Amazon Technologies, Inc.
    Inventors: Akshat Vig, Somasundaram Perianayagam, Arijit Choudhury, Oren Yossef, Shitanshu Aggarwal, Sharatkumar Nagesh Kuppahally, Yang Nan, Arturo Hinojosa, Mark Roper, Wen Han Albert Huang, Sudhir Konduru, Alexander Richard Keyes
  • Publication number: 20220192037
    Abstract: A foldable display device is provided. The foldable display device includes a flexible display module, a bottom frame, middle frames, and a connecting member. Two ends of the connecting member are provided with filter components. An accommodating cavity is formed among the flexible display module, the middle frames and the bottom frame communicating with an external environment through the filter components, so as to prevent the dust generated by the friction of components of the connecting member and the dust entering the accommodating cavity from the external environment, thereby avoiding short circuits and display malfunction of the foldable display device.
    Type: Application
    Filed: June 23, 2020
    Publication date: June 16, 2022
    Inventor: Wen HAN