Patents by Inventor Cheng-An Chen

Cheng-An Chen 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: 20240153958
    Abstract: A semiconductor device structure, along with methods of forming such, are described. The structure includes a plurality of semiconductor layers having a first group of semiconductor layers, a second group of semiconductor layers disposed over and aligned with the first group of semiconductor layers, and a third group of semiconductor layers disposed over and aligned with the second group of semiconductor layers. The structure further includes a first source/drain epitaxial feature in contact with a first number of semiconductor layers of the first group of semiconductor layers and a second source/drain epitaxial feature in contact with a second number of semiconductor layers of the third group of semiconductor layers. The first number of semiconductor layers of the first group of semiconductor layers is different from the second number of semiconductor layers of the third group of semiconductor layers.
    Type: Application
    Filed: January 7, 2024
    Publication date: May 9, 2024
    Inventors: Jung-Hung CHANG, Zhi-Chang LIN, Shih-Cheng CHEN, Chien Ning YAO, Kuo-Cheng CHIANG, Chih-Hao WANG
  • Publication number: 20240152193
    Abstract: The invention provides a power supply including at least one power output port, at least one status alert component, and at least one output port status monitoring module. The status alert component generates at least one visual prompt based on an alert signal. The output port status monitoring module includes at least one temperature sensor adjacent to the power output port, a microcontroller connected to the temperature sensor and sensing an output current from the power output port, and a reset signal generator connected to the microcontroller. The microcontroller comprises at least one port status alert condition that takes a temperature and the output current of the power output port as decision factors. The microcontroller outputs the alert signal to the status alert component when the port status alert condition is met and maintains the status until a reset signal provided by the reset signal generator is received.
    Type: Application
    Filed: November 4, 2022
    Publication date: May 9, 2024
    Inventors: Wei-Chen WU, Wen-Hau HU, Hung-Wei YANG, Cheng-Yung LO, Yu-Hao SU, Jian-Zhi HUANG
  • Publication number: 20240151948
    Abstract: A photographing optical lens assembly includes, in order from an object side to an image side along an optical axis, a first lens element, a second lens element, a third lens element, a fourth lens element and a fifth lens element. The first lens element has positive refractive power. The second lens element has negative refractive power. The third lens element has an object-side surface being convex in a paraxial region thereof.
    Type: Application
    Filed: January 17, 2024
    Publication date: May 9, 2024
    Inventors: Cheng-Chen LIN, Hsin-Hsuan HUANG, Shu-Yun YANG
  • Publication number: 20240153840
    Abstract: A method for forming a package structure is provided. The method includes disposing a semiconductor die over a carrier substrate, wherein a removable film is formed over the semiconductor die, disposing a first stacked die package structure over the carrier substrate, wherein a top surface of the removable film is higher than a top surface of the first stacked die package structure, and removing the removable film to expose a top surface of the semiconductor die, wherein a top surface of the semiconductor die is lower than the top surface of the first stacked die package structure.
    Type: Application
    Filed: January 18, 2024
    Publication date: May 9, 2024
    Inventors: Shin-Puu JENG, Po-Yao LIN, Feng-Cheng HSU, Shuo-Mao CHEN, Chin-Hua WANG
  • Publication number: 20240152253
    Abstract: The present disclosure generally relates to managing user interface sharing. A computer system receives a representation of a first user interface template that specifies an arrangement of user interface elements. The computer system receiving a request to use the first user interface template for a respective computer system that includes a plurality of installed applications. The computer system initiates a process for creating a user interface for the respective computer system using the first user interface template. The process includes, in accordance with a determination that a first application is not available on the respective computer system, displaying an alert indicating that the first application needs to be installed on the respective computer system. The process includes, in accordance with a determination that the first application is available on the respective computer system, forgoing displaying the alert.
    Type: Application
    Filed: December 11, 2023
    Publication date: May 9, 2024
    Inventors: Aurelio GUZMAN, Giovanni M. AGNOLI, Matthew BIDDULPH, Edward CHAO, Kevin Will CHEN, Jamie CHENG, Kevin M. LYNCH, Yiqiang NIE, Grant PAUL, Cezar Mihai RADU
  • Publication number: 20240152172
    Abstract: An overshoot-free fast start-up bandgap reference circuit (100), a chip, and an electronic device. The bandgap reference circuit (100) comprises a bias current generating unit (101) and a reference core unit (102), wherein an output end of the bias current generating unit (101) is connected to an input end of the reference core unit (102), the bias current generating unit (101) generates a bias current (IBIAS) unrelated to the voltage of a power supply and having a zero temperature coefficient, the bias current (IBIAS) is an input signal of the reference core unit (102), and the reference core unit (102) generates a pre-charging current on the basis of the input bias current (IBIAS) and implements overshoot-free fast start-up by means of employing pre-charging.
    Type: Application
    Filed: January 16, 2024
    Publication date: May 9, 2024
    Applicant: VANCHIP (TIANJIN) TECHNOLOGY CO., LTD.
    Inventors: Cheng CHEN, Chunling LI, Yongshou WANG, Chenyang GAO
  • Publication number: 20240152649
    Abstract: The disclosure provides a data privacy protection method, a server device, and a client device for federated learning. A public dataset is used to perform model training on a machine learning model by a server device to generate a gradient pool including multiple first gradients. The gradient pool and the machine learning model are received by a client device. The client device uses a local dataset to perform model training on the machine learning model to obtain a second gradient. A local gradient is selected from the first gradients in the gradient pool according to the second gradient using a differential privacy algorithm by the client device. An aggregated machine learning model is generated by performing model aggregation based on the local gradient by the server device.
    Type: Application
    Filed: December 8, 2022
    Publication date: May 9, 2024
    Applicant: Industrial Technology Research Institute
    Inventors: Ming-Chih Kao, Pang-Chieh Wang, Chia Mu Yu, Kang Cheng Chen
  • Publication number: 20240148129
    Abstract: A mobile device attachment adapted for a mobile device and a container for food or liquid is provided. The mobile device attachment includes a magnetic connecting member and a connecting member. The magnetic connecting member is selectively magnetically connected to the mobile device and adapted to extend in an escaping direction. The connecting member is disposed between the container and the magnetic connecting member. The mobile device has an image capturing range. When the magnetic connecting member extends in the escaping direction, the container, the magnetic connecting member and the connecting member are located outside the image capturing range. Besides, a container including the mobile device attachment is also provided.
    Type: Application
    Filed: November 1, 2023
    Publication date: May 9, 2024
    Inventors: CHING-FU WANG, CHING-YU WANG, CHE-WEI HSU, JUI-CHEN LU, CHENG-CHE HO
  • Publication number: 20240152880
    Abstract: A multi-channel payment method for a multi-channel payment system comprises the payer or the payee who initiated the payment request logs in to the multi-channel payment system; the payer or the payee who initiated the payment request placing an order in the multi-channel payment system, wherein the order comprises a designated payment gateway; the multi-channel payment system determining a predicted fee of the order according to the designated payment gateway, past order records, and a real-time exchange rate; the multi-channel payment system performing an anti-money laundering verification of the order; the payer reviewing the order and the predicted fee through a multiple auditing method; and the multi-channel payment system executing payment from the payer to the payee according to the order and the designated payment gateway, and storing a payment detail of the order.
    Type: Application
    Filed: February 13, 2023
    Publication date: May 9, 2024
    Applicant: OBOOK INC.
    Inventors: Chun-Kai Wang, Chung-Han Hsieh, Chun-Jen Chen, Po-Hua Lin, Wei-Te Lin, Pei-Hsuan Weng, Mei-Su Wang, I-Cheng Lin, Cheng-Wei Chen
  • Patent number: 11977274
    Abstract: An optical photographing lens assembly includes seven lens elements which are, in order from an object side to an image side: a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element and a seventh lens element. Each of the seven lens elements of the optical photographing lens assembly has an object-side surface facing toward the object side and an image-side surface facing toward the image side. The object-side surface of the first lens element is concave in a paraxial region thereof. The object-side surface of the first lens element is aspheric and has at least one critical point in an off-axis region thereof.
    Type: Grant
    Filed: November 2, 2022
    Date of Patent: May 7, 2024
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Cheng-Chen Lin, Yu-Tai Tseng, Tzu-Chieh Kuo
  • Patent number: 11979158
    Abstract: An integrated circuit (IC) device includes a master latch circuit having a first clock input and a data output, a slave latch circuit having a second clock input and a data input electrically coupled to the data output of the master latch circuit, and a clock circuit. The clock circuit is electrically coupled to the first clock input by a first electrical connection configured to have a first time delay between the clock circuit and the first clock input. The clock circuit is electrically coupled to the second clock input by a second electrical connection configured to have a second time delay between the clock circuit and the second clock input. The first time delay is longer than the second time delay.
    Type: Grant
    Filed: May 26, 2022
    Date of Patent: May 7, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Cheng-Yu Lin, Yung-Chen Chien, Jia-Hong Gao, Jerry Chang Jui Kao, Hui-Zhong Zhuang
  • Patent number: 11978740
    Abstract: A layer stack including a first bonding dielectric material layer, a dielectric metal oxide layer, and a second bonding dielectric material layer is formed over a top surface of a substrate including a substrate semiconductor layer. A conductive material layer is formed by depositing a conductive material over the second bonding dielectric material layer. The substrate semiconductor layer is thinned by removing portions of the substrate semiconductor layer that are distal from the layer stack, whereby a remaining portion of the substrate semiconductor layer includes a top semiconductor layer. A semiconductor device may be formed on the top semiconductor layer.
    Type: Grant
    Filed: February 17, 2022
    Date of Patent: May 7, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company Limited
    Inventors: Harry-Hak-Lay Chuang, Kuo-Ching Huang, Wei-Cheng Wu, Hsin Fu Lin, Henry Wang, Chien Hung Liu, Tsung-Hao Yeh, Hsien Jung Chen
  • Patent number: 11978781
    Abstract: A semiconductor structure is provided. The semiconductor structure includes a substrate containing a first active region in a first region of the substrate and a second active region in a second region of the substrate, a plurality of first gate structures over the first active region each including a first gate stack having a first high-k gate dielectric and a first gate electrode and first gate spacers surrounding the first gate stack, and a plurality of second gate structures over the second active region each including a second gate stack having a second high-k gate dielectric and a second gate electrode and second gate spacers surrounding the second gate stack. At least a portion of the second gate electrode comprises dopants.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: May 7, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Anhao Cheng, Fang-Ting Kuo, Yen-Yu Chen
  • Patent number: 11978758
    Abstract: Methods for forming via last through-vias. A method includes providing an active device wafer having a front side including conductive interconnect material disposed in dielectric layers and having an opposing back side; providing a carrier wafer having through vias filled with an oxide extending from a first surface of the carrier wafer to a second surface of the carrier wafer; bonding the front side of the active device wafer to the second surface of the carrier wafer; etching the oxide in the through vias in the carrier wafer to form through oxide vias; and depositing conductor material into the through oxide vias to form conductors that extend to the active carrier wafer and make electrical contact to the conductive interconnect material. An apparatus includes a carrier wafer with through oxide vias extending through the carrier wafer to an active device wafer bonded to the carrier wafer.
    Type: Grant
    Filed: February 3, 2021
    Date of Patent: May 7, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Szu-Ying Chen, Pao-Tung Chen, Dun-Nian Yaung, Jen-Cheng Liu
  • Patent number: 11978677
    Abstract: In an embodiment, a method includes: placing a wafer on an implanter platen, the wafer including alignment marks; measuring a position of the wafer by measuring positions of the alignment marks with one or more cameras; determining an angular displacement between the position of the wafer and a reference position of the wafer; and rotating the implanter platen by the angular displacement.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: May 7, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chia-Cheng Chen, Chih-Kai Yang, Liang-Yin Chen, Huicheng Chang, Yee-Chia Yeo
  • Publication number: 20240147405
    Abstract: A controlling method for a wireless communication device is provided. The controlling method for the wireless communication device includes: attaching a first Universal Subscriber Identity Module (USIM) to a Long-Term Evolution (LTE) network; determining whether a second USIM is camped on the LTE network; detecting whether a paging collision is happened, if the second USIM is camped on the LTE network; generating a requested International Mobile Subscriber Identity (IMSI) offset for the second USIM, if the paging collision is happened, wherein the requested IMSI offset is 1 or min(T, nB)?1, T is a default paging period and nB is a number of paging occurrences within the default paging period; transmitting an attach request with the requested IMSI offset to the LTE network for the second USIM; receiving a negotiated IMSI offset from the LTE network; and attaching the second USIM to the LTE network with the negotiated IMSI offset.
    Type: Application
    Filed: November 1, 2023
    Publication date: May 2, 2024
    Inventors: Kuan-Yu LIN, Ya-ling Hsu, Wan-Ting Huang, Yi-Han CHUNG, Yi-Cheng CHEN
  • Publication number: 20240139734
    Abstract: A biological particle enrichment apparatus and a pico-droplet generator thereof are provided. The pico-droplet generator includes a container, a hollow needle connected to the container, a first piezoelectric member disposed on the container, and a second piezoelectric member disposed on the hollow needle. The container can receive a liquid specimen having biological particles. The hollow needle and the container are fluid communicated with each other, and an inner diameter of the container is within a range from 5 times to 30 times of an inner diameter of the hollow needle. The first piezoelectric member is annularly disposed on a surrounding lateral side of the container, and enables the biological particles in the container to move along a direction away from the surrounding lateral side by vibrating the container. The second piezoelectric member can squeeze the hollow needle, so that the liquid specimen flows outwardly to form a pico-droplet.
    Type: Application
    Filed: April 10, 2023
    Publication date: May 2, 2024
    Inventors: Chung-Er Huang, Sheng-Wen Chen, Hsin-Cheng Ho, GUANG-CI YE
  • Publication number: 20240146202
    Abstract: Disclosed herein is a dual-active bridge converter and methods of operating the same. The dual-active bridge converter can include a transformer, a DC-AC converter, an AC-DC converter, and/or a control device. The DC-AC converter can be coupled to a first DC bus and a primary side of the transformer. The AC-DC converter can be coupled to a secondary side of the transformer and a second DC bus. The control device can send a first PWM signal to the DC-AC converter and a second PWM signal to the AC-DC converter. The first and second PWM signals can initiate the output voltage at zero, add jump edges at odd-numbered current harmonics, or make a phase of the input voltage trail a phase of the output voltage of the DC-AC converter. The control device can adjust the PWM signals for transformer current regulation or pulse overlap control.
    Type: Application
    Filed: October 19, 2023
    Publication date: May 2, 2024
    Inventors: JIAJIE DUAN, JIANXIONG YU, QIANG CHEN, CHENG LUO
  • Publication number: 20240145389
    Abstract: A semiconductor chip includes a first intellectual property block. There are a second intellectual property block and a third intellectual property block around the first intellectual property block. There is a multiple metal layer stack over the first intellectual property block, the second intellectual property block, and the third intellectual property block. An interconnect structure is situated in the upper portion of the multiple metal layer stack. The interconnect structure is configured for connecting the first intellectual property block and the second intellectual property block. In addition, at least a part of the interconnect structure extends across and over the third intellectual property block.
    Type: Application
    Filed: July 28, 2023
    Publication date: May 2, 2024
    Inventors: Li-Chiu WENG, Yew Teck TIEO, Ming-Hsuan WANG, Chia-Cheng CHEN, Wei-Yi CHANG, Jen-Hang YANG, Chien-Hsiung HSU
  • Publication number: 20240142506
    Abstract: A power measurement circuit, a chip and a communication terminal. The power measurement circuit comprises a power measurement unit (100), a reference current generation unit (200), a voltage-current conversion unit (300) and an operation output unit (400), wherein an output end of the power measurement unit (100) is connected to an input end of the voltage-current conversion unit (300), and an output end of the voltage-current conversion unit (300) and an output end of the reference current generation unit (200) are respectively connected to an input end of the operation output unit (400). By means of the circuit, during the process of a power measurement unit (100) converting, into a direct-current voltage, a received radio frequency signal to be measured, sensitivity adjustment is performed, such that the measurement sensitivity can be effectively adjusted.
    Type: Application
    Filed: December 31, 2023
    Publication date: May 2, 2024
    Applicant: SHANGHAI VANCHIP TECHNOLOGIES CO., LTD.
    Inventors: Yongshou WANG, Chunling LI, Cheng CHEN, Chenyang GAO