Patents by Inventor Wei Chu

Wei Chu 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: 12293785
    Abstract: A circuit module with reliable margin configuration, may include a main circuit, a first auxiliary circuit and a second auxiliary circuit. When the first auxiliary circuit is on, the second auxiliary circuit may be on or off according to whether a control signal is of a first level or a second level. When the first auxiliary circuit and the second auxiliary circuit are both on, the first auxiliary circuit and the second auxiliary circuit may jointly cause an operation parameter of the main circuit to be a first value. When the first auxiliary circuit is on and the second auxiliary circuit is off, the first auxiliary circuit may cause the operation parameter to be a second value. An operation margin of the main circuit may cover a range between the first value and the second value.
    Type: Grant
    Filed: February 16, 2024
    Date of Patent: May 6, 2025
    Assignee: M31 TECHNOLOGY CORPORATION
    Inventors: Li-Wei Chu, Nan-Chun Lien
  • Publication number: 20250132558
    Abstract: The present disclosure provides a semiconductor device and an electrostatic discharge (ESD) clamp circuit. The semiconductor device includes a voltage divider, a cascoded inverter, and a discharge circuit. The voltage divider is electrically coupled between a power supply voltage and an output voltage of the semiconductor device. The cascoded inverter is electrically coupled to the voltage divider. The discharge circuit is electrically coupled to the cascoded inverter. The cascoded inverter is configured to turn on the discharge circuit o discharge an electrostatic discharge (ESD) current in response to an ESD event occurring on the power supply voltage or the output voltage when the semiconductor device is in an ESD mode.
    Type: Application
    Filed: October 18, 2023
    Publication date: April 24, 2025
    Inventors: LI-WEI CHU, WUN-JIE LIN
  • Publication number: 20250133838
    Abstract: The present disclosure provides a semiconductor device and an electrostatic discharge (ESD) clamp circuit. The semiconductor device includes a first resistance-capacitance (RC) timer circuit, a second RC timer circuit, a voltage pull-down circuit, a voltage pull-up circuit, a discharge circuit, and a discharge control circuit. The first RC timer circuit is coupled between a first power supply voltage and a reference voltage. The second RC timer circuit is coupled between a second power supply voltage and the reference voltage. The voltage pull-up circuit is coupled between the second power supply voltage and the reference voltage through a first resistor. The discharge circuit is coupled between the second power supply voltage and the reference voltage. The discharge control circuit is coupled between a third node and the reference voltage, and controls the discharge circuit using a first voltage generated by the first RC timer circuit.
    Type: Application
    Filed: October 19, 2023
    Publication date: April 24, 2025
    Inventors: LI-WEI CHU, WUN-JIE LIN
  • Publication number: 20250125611
    Abstract: In some aspects of the present disclosure, an electrostatic discharge (ESD) protection circuit is disclosed. In some aspects, the ESD protection circuit includes a first transistor coupled to a pad, a second transistor coupled between the first transistor and ground, a stack of transistors coupled to the first transistor, and an ESD clamp coupled between the stack of transistors and the ground.
    Type: Application
    Filed: December 20, 2024
    Publication date: April 17, 2025
    Applicant: Taiwan Semiconductor Manufacturing Company Ltd.
    Inventors: Li-Wei Chu, Tao Yi Hung, Chia-Hui Chen, Wun-Jie Lin, Jam-Wem Lee
  • Patent number: 12272602
    Abstract: A semiconductor device and a method of making the same are provided. A method according to the present disclosure includes forming a first type epitaxial layer over a second type source/drain feature of a second type transistor, forming a second type epitaxial layer over a first type source/drain feature of a first type transistor, selectively depositing a first metal over the first type epitaxial layer to form a first metal layer while the first metal is substantially not deposited over the second type epitaxial layer over the first type source/drain feature, and depositing a second metal over the first metal layer and the second type epitaxial layer to form a second metal layer.
    Type: Grant
    Filed: May 16, 2024
    Date of Patent: April 8, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Peng-Wei Chu, Sung-Li Wang, Yasutoshi Okuno
  • Publication number: 20250107244
    Abstract: A semiconductor device includes a first diode having a first cathode and a first anode, wherein the first cathode is floating. The semiconductor device includes a second diode having a second cathode and a second anode, wherein the first anode is coupled to the second anode with the second cathode connected to a first supply voltage. The semiconductor device includes a third diode having a third cathode and a third anode, wherein the third cathode is connected to the first anode at an input/output pin, with the third anode connected to a second supply voltage. The second anode is coupled to a circuit that is powered by the first supply voltage and the second supply voltage. The first diode has a first size and the second diode has a second size, and the first size is substantially greater than the second size.
    Type: Application
    Filed: September 25, 2023
    Publication date: March 27, 2025
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Li-Wei Chu, Jam-Wem Lee, Wun-Jie Lin, Shou Ming Liu
  • Publication number: 20250087257
    Abstract: A circuit module with improved timing control, may comprise a functional circuit, a control circuit, a main auxiliary circuit and an additional auxiliary circuit. The control circuit may control operation timing of the functional circuit according to response characteristics of a first node. When enabled, the main auxiliary circuit may provide main conduction path(s) between the first node and a base node. Respectively when enabled and disabled, the additional auxiliary circuit may provide and not provide additional conduction path(s) between the first node and the base node. When the control circuit controls the operation timing of the functional circuit, the main auxiliary circuit may be enabled, and the additional auxiliary circuit may be disabled or enabled according to whether a mode signal is of a first mode level or a second level.
    Type: Application
    Filed: September 10, 2024
    Publication date: March 13, 2025
    Inventors: Po-Yu WU, Li-Wei Chu, Nan-Chun Lien
  • Publication number: 20250086868
    Abstract: The present invention relates to a joint automatic audio visual driven facial animation system that in some example embodiments includes a full scale state of the art Large Vocabulary Continuous Speech Recognition (LVCSR) with a strong language model for speech recognition and obtained phoneme alignment from the word lattice.
    Type: Application
    Filed: November 21, 2024
    Publication date: March 13, 2025
    Inventors: Chen Cao, Xin Chen, Wei Chu, Zehao Xue
  • Publication number: 20250081412
    Abstract: A thermal exchange device including a sliding plate and a thermal exchange unit is provided. The sliding plate includes a plate-shaped body, a first flange and a second flange. The first flange, protruding from a first side of the plate-shaped body, has a guide slit including a first section, a second section and a guide slit connecting the two sections. The first section, extending in a direction parallel to a long axis of the plate-shaped body, is separated from the first side by a first distance. The second section, extending to the said direction, is separated from the first side by a second distance greater than the first distance. The second flange, protruding from a second side of the plate-shaped body, defines a slide groove with the first flange and the plate-shaped body. The thermal exchange unit, at least partly received in the slide groove, includes a guide rod.
    Type: Application
    Filed: April 18, 2024
    Publication date: March 6, 2025
    Inventors: Shu-Wei CHU, Chien-Chih LEE
  • Patent number: 12243901
    Abstract: A circuit, including: a photodetector including a first readout terminal and a second readout terminal different than the first readout terminal; a first readout circuit coupled with the first readout terminal and configured to output a first readout voltage; a second readout circuit coupled with the second readout terminal and configured to output a second readout voltage; and a common-mode analog-to-digital converter (ADC) including: a first input terminal coupled with a first voltage source; a second input terminal coupled with a common-mode generator, the common-mode generator configured to receive the first readout voltage and the second readout voltage, and to generate a common-mode voltage between the first and second readout voltages; and a first output terminal configured to output a first output signal corresponding to a magnitude of a current generated by the photodetector.
    Type: Grant
    Filed: March 15, 2023
    Date of Patent: March 4, 2025
    Assignee: Artilux, Inc.
    Inventors: Yun-Chung Na, Che-Fu Liang, Shu-Lu Chen, Szu-Lin Cheng, Han-Din Liu, Chien-Lung Chen, Yuan-Fu Lyu, Chieh-Ting Lin, Bo-Jiun Chen, Hui-Wen Chen, Shu-Wei Chu, Chung-Chih Lin, Kuan-Chen Chu
  • Publication number: 20250044839
    Abstract: An information handling system housing includes an interior frame that integrates removeable slot adapters and a garage to hold the slot adapters once separate from the frame. In one example embodiment, a slot adapter has plural support structures and screw openings with an offset bottom surface alignment pin so that insertion into openings in different device slots will support different types of devices, such as solid state drives (SSDs) and wireless network interface controllers.
    Type: Application
    Filed: July 31, 2023
    Publication date: February 6, 2025
    Applicant: Dell Products L.P.
    Inventors: Jing-Tang Wu, Bo-Wei Chu, Hui-Huan Chien
  • Publication number: 20250044840
    Abstract: An information handling system housing includes an interior frame that integrates removeable slot adapters and a garage to hold the slot adapters once separate from the frame. In one example embodiment, a slot adapter has plural support structures and screw openings with an offset bottom surface alignment pin so that insertion into openings in different device slots will support different types of devices, such as solid state drives (SSDs) and wireless network interface controllers.
    Type: Application
    Filed: July 31, 2023
    Publication date: February 6, 2025
    Applicant: Dell Products L.P.
    Inventors: Jing-Tang Wu, Bo-Wei Chu, Hui-Huan Chien
  • Publication number: 20250038524
    Abstract: Devices, circuits, and methods for electrostatic discharge (ESD) protection are provided. An electrostatic discharge (ESD) protection circuit comprises a first transistor connected between a first voltage and a second voltage, and a first control circuit connected between the first voltage and the second voltage, and configured to supply a control signal to the first transistor. The circuit further comprises a second transistor connected between the second voltage and a third voltage, and a second control circuit connected between the second voltage and the third voltage, and configured to supply a control signal to the second transistor. The first control circuit and the second control circuit are connected to each other via a first interconnect and a second interconnect. The first and second transistors are configured to turn on in response to an ESD event.
    Type: Application
    Filed: July 26, 2023
    Publication date: January 30, 2025
    Inventors: Jam-Wem Lee, Wun-Jie Lin, Chia-Jung Chang, Li-Wei Chu
  • Patent number: 12202724
    Abstract: The present disclosure provides a method for fabricating a semiconductor structure, including bonding a capping substrate over a sensing substrate, forming a through hole traversing the capping substrate, forming a dielectric layer over the capping substrate under a first vacuum level, and forming a metal layer over the dielectric layer under a second vacuum level, wherein the second vacuum level is higher than the first vacuum level.
    Type: Grant
    Filed: July 27, 2023
    Date of Patent: January 21, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Ching-Kai Shen, Yi-Chuan Teng, Wei-Chu Lin, Hung-Wei Liang, Jung-Kuo Tu
  • Patent number: 12191655
    Abstract: In some aspects of the present disclosure, an electrostatic discharge (ESD) protection circuit is disclosed. In some aspects, the ESD protection circuit includes a first transistor coupled to a pad, a second transistor coupled between the first transistor and ground, a stack of transistors coupled to the first transistor, and an ESD clamp coupled between the stack of transistors and the ground.
    Type: Grant
    Filed: November 20, 2023
    Date of Patent: January 7, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Li-Wei Chu, Tao Yi Hung, Chia-Hui Chen, Wun-Jie Lin, Jam-Wem Lee
  • Publication number: 20250006864
    Abstract: A semiconductor device is provided, which includes an epitaxial structure, a first contact electrode and a second contact electrode. The epitaxial structure includes a first semiconductor structure, a second semiconductor structure and an active region. The first semiconductor structure includes a first semiconductor contact layer. The second semiconductor structure includes a second semiconductor contact layer. The active region is located between the first semiconductor structure and the second semiconductor structure. The first contact electrode is located on the second semiconductor contact layer and directly contacts the first semiconductor contact layer. The second contact electrode is located on the second semiconductor contact layer and directly contacts the second semiconductor contact layer. The first semiconductor contact layer has a conductivity type of n-type and includes a first group III-V semiconductor material.
    Type: Application
    Filed: June 27, 2024
    Publication date: January 2, 2025
    Inventors: Yi-Chieh LIN, Shih-Chang LEE, Wei-Chu LIAO, Mei-Chun LIU, Hui-Ching FENG, Zhen-Kai KAO, Yih-Hua RENN, Min-Hsun HSIEH
  • Patent number: 12182649
    Abstract: An information handling system has a SIM card slot that accepts a micro SIM card and also accepts a nano SIM card when inserted in an adapter having an outer perimeter of a micro SIM card. The adapter holds contact pads of the nano SIM card in alignment with spring contacts of SIM card socket. When the adapter is inserted into the SIM card socket without a nano SIM card, a contact cover coupled to an eject member has an opening through which spring contacts extend against contact pads, and when the eject member is pressed inward to eject the SIM card adapter, the contact cover moves inward to press down on the spring contacts so that the SIM card adapter is kept clear of the spring contact through ejection.
    Type: Grant
    Filed: February 24, 2023
    Date of Patent: December 31, 2024
    Assignee: Dell Products L.P.
    Inventors: Chia-Ting Hu, Chun-Po Chen, Bo-Wei Chu
  • Patent number: 12182919
    Abstract: The present invention relates to a joint automatic audio visual driven facial animation system that in some example embodiments includes a full scale state of the art Large Vocabulary Continuous Speech Recognition (LVCSR) with a strong language model for speech recognition and obtained phoneme alignment from the word lattice.
    Type: Grant
    Filed: December 9, 2022
    Date of Patent: December 31, 2024
    Assignee: Snap Inc.
    Inventors: Chen Cao, Xin Chen, Wei Chu, Zehao Xue
  • Publication number: 20240402404
    Abstract: An infrared filter film layer and an infrared filter structure are provided. The infrared filter film layer includes at least one silicon-based layer, at least one isolation layer, and at least one oxide layer that are stacked with each other. The at least one isolation layer is disposed between the at least one silicon-based layer and the at least one oxide layer. Through this configuration, the infrared filter film layer has good quality, such that an amount of wavelength drift is small in application. The infrared filter structure includes a light-transmitting substrate and the infrared filter film layer.
    Type: Application
    Filed: May 28, 2024
    Publication date: December 5, 2024
    Inventors: CHIH-FENG WANG, KUO-YIN HUANG, WEN-YU WANG, Ke-Peng Chang, YUNG-PENG CHANG, Cheng-Wei Chu
  • Publication number: 20240405012
    Abstract: An electrostatic discharge (ESD) protection cell region (of a semiconductor device) includes a resistor-diode ladder and a power clamp circuit coupled in parallel between a first power rail PR1 and a second power rail PR2. The resistor-diode ladder is also coupled between an input/output (I/O) pad of the semiconductor device and core circuitry of the semiconductor device. The resistor-diode ladder includes: a first diode coupled between a first node and the first power rail; a first resistor coupled between the first node and a second node; a second diode coupled between the second node and the first power rail; a third diode coupled between the first node and the second power rail; and a fourth diode coupled between the second node and the second power rail. The first node is coupled to the I/O pad. The resistor-diode ladder is coupled between the I/O pad and the core circuitry.
    Type: Application
    Filed: November 9, 2023
    Publication date: December 5, 2024
    Inventors: Li-Wei ChU, Jam-Wem LEE, Wun-Jie LIN, Shou Ming LIU