Patents by Inventor Sheng-An Chang

Sheng-An 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: 20240172273
    Abstract: Examples pertaining to preamble puncturing negotiation in wireless communications are described. A station (STA) may receive a control frame, and, in response, apply the MRU pattern for one or more transmissions or receptions in a transmission opportunity (TXOP). In the control frame, either a plurality of first reserved bits in a SERVICE field or a plurality of bits in a User Info field are set to indicate a multiple resource unit (MRU) pattern regarding preamble puncturing.
    Type: Application
    Filed: November 15, 2023
    Publication date: May 23, 2024
    Inventors: Cheng-Yi Chang, Kun-Sheng Huang, Yi-Hsuan Chung, Chung-Kai Hsu, Chia-Hsiang Chang, Kai Ying Lu
  • Publication number: 20240172258
    Abstract: A first wireless device reports to a base station at least one of (a) a capability of the first wireless device for path selection or path combining and (b) a supported frequency range on the second time-frequency resource. The first wireless device receives, from the base station, first control information indicating whether the first wireless device should receive data on the first time-frequency resource from the base station, on the second time-frequency resource from the second device, or both the first and second time-frequency resources, wherein the data are transmitted from the base station on the first time-frequency resource. The first wireless device receives the data based on the first control information.
    Type: Application
    Filed: November 17, 2023
    Publication date: May 23, 2024
    Inventors: Lung-Sheng Tsai, Chun-Hao Fang, Wei-Kai Chang, Chia-Hao Yu, Pei-Kai Liao
  • Publication number: 20240166486
    Abstract: An automated beverage preparation apparatus includes: multiple pumps for extracting multiple fluid materials stored in multiple material containers, and pushing the extracted fluid materials to move forward; a fluid output device coupled with the multiple pumps and arranged to operably dispense fluid materials to a beverage container; a user control interface arranged to operably generate a control command; a processing circuit arranged to operably generate a corresponding control signal according to the control command; and a pump control circuit arranged to operably control the multiple pumps according to the control signal. The pump control circuit conducts a sparkling drink making operation under control of the processing circuit to cause the fluid output device to dispense different fluid materials to the beverage container in order, so as to automatically form a sparkling drink/aerated drink with a predetermined flavor within the beverage container.
    Type: Application
    Filed: January 19, 2023
    Publication date: May 23, 2024
    Applicant: Botrista Technology, Inc.
    Inventors: Yung-Hsiang CHANG, Wu-Chou KUO, Kuan-Chang PAN, Kai-Chung HSU, Jhih-Sheng JHANG
  • Publication number: 20240172083
    Abstract: A first wireless device receives, from a base station, a configuration of first reference signals to be transmitted on a first time-frequency resource and a configuration of second reference signals to be transmitted on a second time-frequency resource. The first wireless device measures one of the first reference signals and the second reference signals. The first wireless device switches to measuring the other one of the second reference signals, wherein the first reference signals are measured to generate first measurements and the second reference signals are measured to generate second measurements. The first wireless device obtains a selection of a communication path, for communicating data between the base station and the first wireless device. The first wireless device obtains a first radio frequency (RF) signal from one or more RF signals carried through the communication path.
    Type: Application
    Filed: November 17, 2023
    Publication date: May 23, 2024
    Inventors: Lung-Sheng Tsai, Chun-Hao Fang, Wei-Kai Chang, Chia-Hao Yu, Pei-Kai Liao
  • Publication number: 20240164569
    Abstract: An automated beverage preparation apparatus includes: multiple pumps for extracting multiple fluid materials stored in multiple material containers, and pushing the extracted fluid materials to move forward; a fluid output device coupled with the multiple pumps and arranged to operably dispense fluid materials to a beverage container; a user control interface arranged to operably generate a control command; a processing circuit arranged to operably generate a corresponding control signal according to the control command; and a pump control circuit arranged to operably control the multiple pumps according to the control signal. The pump control circuit conducts a layered drink making operation under control of the processing circuit to cause the fluid output device to dispense different fluid materials to the beverage container, so as to automatically form a layered drink/gradient drink having at least two color layers within the beverage container.
    Type: Application
    Filed: January 19, 2023
    Publication date: May 23, 2024
    Applicant: Botrista Technology, Inc.
    Inventors: Yung-Hsiang CHANG, Wu-Chou KUO, Kuan-Chang PAN, Kai-Chung HSU, Jhih-Sheng JHANG
  • Publication number: 20240170859
    Abstract: A mobile device supporting wideband operations includes a feeding radiation element, a first radiation element, a second radiation element, a third radiation element, a shorting radiation element, a fourth radiation element, and a fifth radiation element. The first radiation element is coupled to the feeding radiation element. The second radiation element is adjacent to the first radiation element. The second radiation element and the third radiation element are coupled through the shorting radiation element to a ground voltage. The fourth radiation element is coupled to the feeding point. The fourth radiation element is adjacent to the second radiation element. The fifth radiation element is coupled to the feeding point. An antenna structure is formed by the feeding radiation element, the first radiation element, the second radiation element, the third radiation element, the shorting radiation element, the fourth radiation element, and the fifth radiation element.
    Type: Application
    Filed: February 9, 2023
    Publication date: May 23, 2024
    Inventors: Kun-Sheng CHANG, Ching-Chi LIN
  • Publication number: 20240168329
    Abstract: An electronic device including a first light emitting unit, a second light emitting unit, a first optical layer and a second optical layer is disclosed. The first light emitting unit emits a first light. The second light emitting unit emits a second light. At least one of the first light and the second light passes through the first optical layer. The second optical layer is overlapped with the first optical layer. The second optical layer is configured to scatter the first light emitted from the first light emitting unit. When the first light emitting unit emits the first light, the second light emitting unit selectively emits the second light.
    Type: Application
    Filed: January 31, 2024
    Publication date: May 23, 2024
    Applicant: InnoLux Corporation
    Inventors: Kuei-Sheng CHANG, Kuo-Jung Wu, Po-Yang Chen, I-An Yao
  • Publication number: 20240170844
    Abstract: A mobile device supporting wideband operations includes a feeding radiation element, a first radiation element, a second radiation element, a shorting radiation element, a third radiation element, and a fourth radiation element. The feeding radiation element has a feeding point. The first radiation element is coupled to the feeding radiation element. The second radiation element is coupled to the feeding radiation element. The second radiation element and the first radiation element substantially extend in opposite directions. The second radiation element is coupled through the shorting radiation element to a ground voltage. The third radiation element is coupled to the ground voltage. The fourth radiation element is coupled to the feeding radiation element. An antenna structure is formed by the feeding radiation element, the first radiation element, the second radiation element, the shorting radiation element, the third radiation element, and the fourth radiation element.
    Type: Application
    Filed: January 18, 2023
    Publication date: May 23, 2024
    Inventors: Kun-Sheng CHANG, Ching-Chi LIN
  • Publication number: 20240170343
    Abstract: A semiconductor device includes a first set of nanostructures stacked over a substrate in a vertical direction, and each of the first set of nanostructures includes a first end portion and a second end portion, and a first middle portion laterally between the first end portion and the second end portion. The first end portion and the second end portion are thicker than the first middle portion. The semiconductor device also includes a first plurality of semiconductor capping layers around the first middle portions of the first set of nanostructures, and a gate structure around the first plurality of semiconductor capping layers.
    Type: Application
    Filed: January 24, 2024
    Publication date: May 23, 2024
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Sai-Hooi YEONG, Bo-Feng YOUNG, Chi-On CHUI, Chih-Chieh YEH, Cheng-Hsien WU, Chih-Sheng CHANG, Tzu-Chiang CHEN, I-Sheng CHEN
  • Publication number: 20240170533
    Abstract: A semiconductor structure includes a first device unit and a second device unit, each of which includes channel features spaced apart from each other, and a dielectric wall disposed between the first and second device units. The dielectric wall includes a first part which includes a plurality of first portions that are in direct contact with the channel features of the first device unit, and a second part which includes a plurality of second portions that are in direct contact with the channel features of the second device unit. At least one of the first and second parts carries positive or negative charges.
    Type: Application
    Filed: February 22, 2023
    Publication date: May 23, 2024
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Tsung-Han TSAI, Ta-Chun LIN, Chun-Sheng LIANG, Chih-Hao CHANG
  • Patent number: 11990183
    Abstract: A method includes: programming a first bit of a physical unclonable function into a first memory cell; and generating, by a first memory circuit in the first memory cell, a first current indicating a logic value of the first bit. The programming the first bit includes: turning on a first switch in the first memory circuit and at least one second switch in at least one second memory circuit in the first memory cell in response to a first bit line signal, to program one of the first memory circuit and the at least one second memory circuit while rest of the first memory circuit and the at least one second memory circuit is not programmed, according to the first bit line signal. A memory device and a system are also disclosed herein.
    Type: Grant
    Filed: March 31, 2022
    Date of Patent: May 21, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventor: Meng-Sheng Chang
  • Patent number: 11988831
    Abstract: A method of displaying a rear-view image and a mobile device using the method are provided. The method includes: receiving the rear-view image; displaying a virtual dashboard through a display; and displaying the rear-view image on a default area of the virtual dashboard in response to receiving a signal associated with a direction indicator light, wherein the default area corresponds to the direction indicator light.
    Type: Grant
    Filed: February 14, 2023
    Date of Patent: May 21, 2024
    Assignee: Kinpo Electronics, Inc.
    Inventors: Yu Chi Chen, Hsien Chung Chen, Sheng-Chang Wu
  • Patent number: 11990889
    Abstract: A bulk acoustic wave resonator and a formation method thereof are provided. The method for forming the bulk acoustic wave resonator includes forming a sacrificial structure on a substrate. A seed layer is formed on the sacrificial structure. A bottom electrode is formed on the seed layer. A piezoelectric layer is formed on the bottom electrode. A top electrode is formed on the piezoelectric layer. The sacrificial structure is removed to form a cavity. The seed layer is etched through the cavity.
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: May 21, 2024
    Assignee: WIN SEMICONDUCTORS CORP.
    Inventors: Kuo-Lung Weng, Chia-Ta Chang, Tzu-Sheng Hsieh, Chun-Ju Wei
  • Publication number: 20240161967
    Abstract: A planar transformer is applied to an isolated converter, and the isolated converter includes a primary-side circuit and a secondary-side circuit. The planar transformer includes a circuit board and an iron core, and the circuit board includes a primary-side layer and a secondary-side layer. The circuit board is arranged in the isolated converter, and the primary-side layer and the secondary-side layer include a primary-side trace and a secondary-side trace respectively. The primary-side trace is formed on the primary-side layer and serves as a primary-side coil coupled to the primary-side circuit. The secondary-side trace is formed on the secondary-side layer and serves as a secondary-side coil coupled to the secondary-side circuit. The iron core includes a core pillar, the core pillar penetrates through a through hole of the circuit board, and the primary-side trace and the secondary-side trace surround the through hole.
    Type: Application
    Filed: November 13, 2023
    Publication date: May 16, 2024
    Inventor: Yi-Sheng CHANG
  • Publication number: 20240160826
    Abstract: The routing of conductors in the conductor layers in an integrated circuit are routed using mixed-Manhattan-diagonal routing. Various techniques are disclosed for selecting a conductor scheme for the integrated circuit prior to fabrication of the integrated circuit. Techniques are also disclosed for determining the supply and/or the demand for the edges in the mixed-Manhattan-diagonal routing.
    Type: Application
    Filed: November 17, 2023
    Publication date: May 16, 2024
    Inventors: Sheng-Hsiung Chen, Huang-Yu Chen, Chung-Hsing Wang, Jerry Chang Jui Kao
  • Publication number: 20240161968
    Abstract: A planar transformer is configured on a multi-layer circuit board of a resonant converter. The planar transformer includes multiple layers of primary-side traces, multiple layers of secondary-side traces, and an iron core. The primary-side traces serve as a primary-side coil of the transformer to generate a first direction magnetic flux when the resonant converter operates. The secondary-side traces serve as a secondary-side coil of the transformer to generate a second direction magnetic flux when the resonant converter operates. The primary-side traces and the secondary-side traces surround a first core pillar and the second core pillar, and the primary-side traces and the secondary-side traces are configured in a specific stacked structure on the multi-layer circuit board, so that a magnetomotive force of the planar transformer can maintain balance during the operation of the resonant converter.
    Type: Application
    Filed: November 13, 2023
    Publication date: May 16, 2024
    Inventors: Yi-Hsun CHIU, Yi-Sheng CHANG, Chun-Yu YANG, Meng-Chi TSAI
  • Publication number: 20240161966
    Abstract: A planar magnetic component is arranged on a circuit board of a resonant converter, and the resonant converter includes a primary-side circuit and a secondary-side circuit. The planar magnetic component includes an inductor trace, a primary-side trace, a secondary-side trace, and an iron core assembly. The iron core assembly includes an inductor iron core and an iron core. The primary-side trace surrounds the first through hole in a first direction and surrounds the second through hole in a second direction to form an ?-shaped trace. The inductor trace is formed on the primary-side layer board and coupled to the primary-side trace, and two ends of the inductor trace form an input terminal and an output terminal of the planar magnetic component.
    Type: Application
    Filed: November 13, 2023
    Publication date: May 16, 2024
    Inventors: Yi-Sheng CHANG, Chien-An LAI, Yi-Hsun CHIU, Chun-Yu YANG
  • Publication number: 20240162308
    Abstract: The present disclosure provides a semiconductor structure with having a source/drain feature with a central cavity, and a source/drain contact feature formed in central cavity of the source/drain region, wherein the source/drain contact feature is nearly wrapped around by the source/drain region. The source/drain contact feature may extend to a lower most of a plurality semiconductor layers.
    Type: Application
    Filed: February 9, 2023
    Publication date: May 16, 2024
    Inventors: Pin Chun SHEN, Che Chia CHANG, Li-Ying WU, Jen-Hsiang LU, Wen-Chiang HONG, Chun-Wing YEUNG, Ta-Chun LIN, Chun-Sheng LIANG, Shih-Hsun CHANG, Chih-Hao CHANG, Yi-Hsien CHEN
  • Publication number: 20240162321
    Abstract: A semiconductor structure includes a substrate, a dielectric wall, and two device units. The dielectric wall has two side surfaces opposite to each other. The two device units are respectively formed at the two side surfaces of the dielectric wall. Each of the device units includes channel features, a gate feature and a dielectric filler unit. The channel features are disposed on a corresponding one of the side surfaces of the dielectric wall, and spaced apart from each other. The gate feature is formed around the channel features and disposed on the corresponding one of the side surfaces of the dielectric wall. The dielectric filler unit includes a plurality of first dielectric fillers, each of which is disposed between the dielectric wall and a corresponding one of the channel features. The first dielectric fillers have a dielectric constant greater than that of the dielectric wall.
    Type: Application
    Filed: February 22, 2023
    Publication date: May 16, 2024
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Huang-Chao CHANG, Ta-Chun LIN, Chun-Sheng LIANG, Jhon-Jhy LIAW
  • Patent number: D1027976
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: May 21, 2024
    Assignee: VIVOTEK INC.
    Inventors: Kuan-Hung Chen, Kai-Sheng Chuang, Chia-Chi Chang, Yu-Fang Huang, Kai-Ting Yu, Wen-Chun Chen, Shu-Jung Hsu, Tsao-Wei Hung