Patents by Inventor Chung-Yu Huang

Chung-Yu Huang 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: 12266926
    Abstract: The present invention discloses an electrical discharge circuit having stable discharging mechanism is provided. A voltage division circuit generates a detection signal based on a voltage input terminal such that a first inverter outputs an inverted detection signal. First PMOS and NMOS circuits are coupled in series between a voltage input terminal and a ground terminal through a first terminal. Second PMOS and NMOS circuits are coupled in series between the voltage input terminal and the ground terminal through a second terminal. A first and a second PMOS control terminals are coupled to the second terminal and the first terminal respectively. A first and a second NMOS control terminals receive the inverted detection signal and the detection signal respectively. A second inverter receives an inverted boost detection signal from the second terminal and outputs a boost detection signal. AN ESD transistor is turned off due to the boost detection signal to discharge the voltage input terminal.
    Type: Grant
    Filed: December 8, 2022
    Date of Patent: April 1, 2025
    Assignee: REALTEK SEMICONDUCTOR CORPORATION
    Inventor: Chung-Yu Huang
  • Patent number: 12218127
    Abstract: The present invention discloses an electrical discharge circuit having stable discharging mechanism. A voltage-dividing circuit generates a detection signal such that a first inverter outputs an inverted detection signal. A first PMOS and a first NMOS are coupled through a first terminal between the voltage input terminal and a ground terminal. A second NMOS is coupled between a second terminal and the ground terminal. A first PMOS control terminal is coupled to the second terminal. A first and a second NMOS control terminals respectively receive the inverted detection signal and the detection signal. A resistor and a capacitor are coupled through the control terminal coupled to the second terminal and between the voltage input terminal and the ground terminal. A second inverter receives an inverted boosted detection signal from the control terminal to output a boosted detection signal to control an electrostatic discharge MOS to discharge the voltage input terminal.
    Type: Grant
    Filed: November 28, 2022
    Date of Patent: February 4, 2025
    Assignee: REALTEK SEMICONDUCTOR CORPORATION
    Inventor: Chung-Yu Huang
  • Publication number: 20240322560
    Abstract: The present disclosure discloses an electrical discharge circuit. A voltage-dividing circuit performs voltage division on a voltage input terminal such that a detection circuit generates a boosted detection signal accordingly. A first inverter is coupled to a first voltage feeding terminal and a second inverter input terminal. A second inverter is coupled to a first inverter output terminal and a ground terminal. An inverter control circuit boosts the boosted detection circuit to generate an inverted control signal to a first inverter input terminal. A first switch circuit is coupled to one of the first and the second inverter terminals and the ground terminal. The boosted detection signal turns on and turns off the first and the second switch circuits respectively when an ESD input occurs such that a first and a second discharge transistors controlled by the inverter output terminals turn on to discharge the voltage input terminal.
    Type: Application
    Filed: March 11, 2024
    Publication date: September 26, 2024
    Inventor: CHUNG-YU HUANG
  • Publication number: 20240222359
    Abstract: An electrostatic discharge protection circuit including a first transistor, a second transistor, a trigger circuit, a time constant circuit and a bias circuit. The second transistor is coupled with the first transistor in series between a first power line and a second power line. The trigger circuit is configured to switch off the second transistor in a normal operation period. The time constant circuit is configured to control the trigger circuit to output an ESD voltage to the first and second transistors in an ESD period, in order to conduct the first and second transistors. The bias circuit is coupled with the first power line and the gate of the first transistor, and is configured to charge the gate of the first transistor in the normal operation period, in order to generate a predetermined voltage difference between the first power line and the gate of the first transistor.
    Type: Application
    Filed: August 24, 2023
    Publication date: July 4, 2024
    Inventor: Chung-Yu HUANG
  • Patent number: 11824349
    Abstract: An electrostatic discharge (ESD) protection circuit is provided, which includes multiple ESD clamping circuits and a shunt circuit. The multiple clamping circuits comprise multiple transistors, respectively. The multiple transistors are coupled in series between a first power line and a second power line. A shunt circuit is coupled with a first terminal and a control terminal of a first transistor of the multiple transistors. The shunt circuit is configured to conduct the first terminal of the first transistor to the control terminal of the first transistor during a period of an ESD event to raise a voltage of the control terminal of the first transistor. The shunt circuit insulates the first terminal of the first transistor from the control terminal of the first transistor during a period outside the period of the ESD event.
    Type: Grant
    Filed: March 15, 2022
    Date of Patent: November 21, 2023
    Assignee: Realtek Semiconductor Corporation
    Inventors: Han Hsin Wu, Chung-Yu Huang
  • Publication number: 20230187928
    Abstract: The present invention discloses an electrical discharge circuit having stable discharging mechanism is provided. A voltage division circuit generates a detection signal based on a voltage input terminal such that a first inverter outputs an inverted detection signal. First PMOS and NMOS circuits are coupled in series between a voltage input terminal and a ground terminal through a first terminal. Second PMOS and NMOS circuits are coupled in series between the voltage input terminal and the ground terminal through a second terminal. A first and a second PMOS control terminals are coupled to the second terminal and the first terminal respectively. A first and a second NMOS control terminals receive the inverted detection signal and the detection signal respectively. A second inverter receives an inverted boost detection signal from the second terminal and outputs a boost detection signal. AN ESD transistor is turned off due to the boost detection signal to discharge the voltage input terminal.
    Type: Application
    Filed: December 8, 2022
    Publication date: June 15, 2023
    Inventor: CHUNG-YU HUANG
  • Patent number: 11676117
    Abstract: An example operation includes one or more of capturing message content from messages between a sender and receiver which comprise information about a transfer of value from the sender to the receiver, detecting information about a compliance check within the message content which indicates whether the transfer of value complies with jurisdictional regulations, and recording the message content including the detected information about the compliance check via a blockchain.
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: June 13, 2023
    Assignee: International Business Machines Corporation
    Inventors: Nitin Gaur, Malavan Balanavaneethan, Mayuran Satchithanantham, Hung Chung Kuo, Chung Yu Huang
  • Publication number: 20230170347
    Abstract: The present invention discloses an electrical discharge circuit having stable discharging mechanism. A voltage-dividing circuit generates a detection signal such that a first inverter outputs an inverted detection signal. A first PMOS and a first NMOS are coupled through a first terminal between the voltage input terminal and a ground terminal. A second NMOS is coupled between a second terminal and the ground terminal. A first PMOS control terminal is coupled to the second terminal. A first and a second NMOS control terminals respectively receive the inverted detection signal and the detection signal. A resistor and a capacitor are coupled through the control terminal coupled to the second terminal and between the voltage input terminal and the ground terminal. A second inverter receives an inverted boosted detection signal from the control terminal to output a boosted detection signal to control an electrostatic discharge MOS to discharge the voltage input terminal.
    Type: Application
    Filed: November 28, 2022
    Publication date: June 1, 2023
    Inventor: CHUNG-YU HUANG
  • Publication number: 20230138437
    Abstract: An electrostatic discharge (ESD) protection circuit is provided, which includes multiple ESD clamping circuits and a shunt circuit. The multiple clamping circuits comprise multiple transistors, respectively. The multiple transistors are coupled in series between a first power line and a second power line. A shunt circuit is coupled with a first terminal and a control terminal of a first transistor of the multiple transistors. The shunt circuit is configured to conduct the first terminal of the first transistor to the control terminal of the first transistor during a period of an ESD event to raise a voltage of the control terminal of the first transistor. The shunt circuit insulates the first terminal of the first transistor from the control terminal of the first transistor during a period outside the period of the ESD event.
    Type: Application
    Filed: March 15, 2022
    Publication date: May 4, 2023
    Inventors: Han Hsin Wu, Chung-Yu Huang
  • Patent number: 11411395
    Abstract: An electrostatic discharge protection circuit includes a voltage drop circuit, a detector circuit, and a clamping circuit. The voltage drop circuit is configured to generate a second voltage according to a first voltage. The second voltage is smaller than the first voltage. The detector circuit is coupled to the voltage drop circuit. The detector circuit is configured to generate a control signal according to the second voltage and an input voltage. The clamping circuit is coupled to the voltage drop circuit and the detector circuit. The clamping circuit is configured to provide an electrostatic discharge path according to a voltage level of the control signal.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: August 9, 2022
    Assignee: REALTEK SEMICONDUCTOR CORPORATION
    Inventors: Chung-Yu Huang, Tay-Her Tsaur, Po-Ching Lin
  • Patent number: 11349024
    Abstract: A semiconductor device includes an active area structure, at least one gate and at least one isolation structure. The active area structure is arranged along a first direction. The at least one gate is arranged above the active area structure and along a second direction. The second direction is different from the first direction. The at least one isolation structure is arranged in the active area structure. A length of the at least one isolation structure is shorter than a width of the active area structure in the second direction.
    Type: Grant
    Filed: July 10, 2020
    Date of Patent: May 31, 2022
    Assignee: REALTEK SEMICONDUCTOR CORPORATION
    Inventors: Chung-Yu Huang, Po-Ching Lin, Tay-Her Tsaur
  • Patent number: 11223199
    Abstract: An over current protection system includes a first resistor, a second resistor, a third resistor, and an electrostatic discharge circuit. The first resistor includes a first terminal for receiving an input voltage, and a second terminal. The second resistor includes a first terminal coupled to the second terminal of the first resistor, and a second terminal coupled to a ground terminal. The third resistor includes a first terminal, and a second terminal coupled to the first terminal of the second resistor. The electrostatic discharge circuit is coupled to the first terminal of the third resistor. When the input voltage is an abnormal voltage, the electrostatic discharge circuit is enabled for maintaining a voltage at the second terminal of the third resistor within a normal voltage range.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: January 11, 2022
    Assignee: BenQ Corporation
    Inventors: Hsin-Nan Lin, Chung-Yu Huang
  • Patent number: 11189611
    Abstract: An ESD protection semiconductor device includes a substrate. A gate set disposed on the substrate. A plurality of source fins and a plurality of drain fins having a first conductivity type are disposed in the substrate respectively at two sides of the gate set. A first doped fin is disposed in the substrate and positioned in between the source fins and spaced apart from the source fins. The first doped fin comprises a second conductivity type that is complementary to the first conductivity type. A second doped fin is formed in one of the drain fins and isolated from the one of the drain fins by an isolation structure. The second doped fin is electrically connected to the first doped fin.
    Type: Grant
    Filed: April 9, 2020
    Date of Patent: November 30, 2021
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Chung-Yu Huang, Kuan-Cheng Su, Tien-Hao Tang, Ping-Jui Chen, Po-Ya Lai
  • Publication number: 20210350343
    Abstract: An example operation includes one or more of capturing message content from messages between a sender and receiver which comprise information about a transfer of value from the sender to the receiver, detecting information about a compliance check within the message content which indicates whether the transfer of value complies with jurisdictional regulations, and recording the message content including the detected information about the compliance check via a blockchain.
    Type: Application
    Filed: May 7, 2020
    Publication date: November 11, 2021
    Inventors: Nitin Gaur, MALAVAN BALANAVANEETHAN, MAYURAN SATCHITHANANTHAM, HUNG CHUNG KUO, Chung Yu Huang
  • Patent number: 11003034
    Abstract: The present invention relates to a display device comprising: a display panel having a plurality of pixels and a plurality of source lines, wherein each of the pixels is electrically connected to a respective source line; and an SD IC for providing pixel voltages and receiving a noise storage control signal and a noise output control signal; characterized in that the SD IC further comprises a noise reduce module to store voltage levels of the pixel voltages as compensating voltages based on the noise storage control signal and to output the compensating voltages based on the noise output control signal, wherein during a normal period, the SD IC outputs the pixel voltages to the pixels; during a compensation period, the SD IC outputs the compensating voltages to the pixels; wherein the noise output control signal is phased-delayed with respect to the noise storage control signal.
    Type: Grant
    Filed: September 13, 2018
    Date of Patent: May 11, 2021
    Assignee: AU OPTRONICS (KUNSHAN) CO., LTD.
    Inventors: Chung-Yu Huang, Jian-Feng Li, Kai-Yuan Siao
  • Publication number: 20210126127
    Abstract: A semiconductor device includes an active area structure, at least one gate and at least one isolation structure. The active area structure is arranged along a first direction. The at least one gate is arranged above the active area structure and along a second direction. The second direction is different from the first direction. The at least one isolation structure is arranged in the active area structure. A length of the at least one isolation structure is shorter than a width of the active area structure in the second direction.
    Type: Application
    Filed: July 10, 2020
    Publication date: April 29, 2021
    Inventors: Chung-Yu HUANG, Po-Ching LIN, Tay-Her TSAUR
  • Publication number: 20210013714
    Abstract: An electrostatic discharge protection circuit includes a voltage drop circuit, a detector circuit, and a clamping circuit. The voltage drop circuit is configured to generate a second voltage according to a first voltage. The second voltage is smaller than the first voltage. The detector circuit is coupled to the voltage drop circuit. The detector circuit is configured to generate a control signal according to the second voltage and an input voltage. The clamping circuit is coupled to the voltage drop circuit and the detector circuit. The clamping circuit is configured to provide an electrostatic discharge path according to a voltage level of the control signal.
    Type: Application
    Filed: November 4, 2019
    Publication date: January 14, 2021
    Inventors: Chung-Yu HUANG, Tay-Her Tsaur, Po-Ching Lin
  • Publication number: 20200366090
    Abstract: An over current protection system includes a first resistor, a second resistor, a third resistor, and an electrostatic discharge circuit. The first resistor includes a first terminal for receiving an input voltage, and a second terminal. The second resistor includes a first terminal coupled to the second terminal of the first resistor, and a second terminal coupled to a ground terminal. The third resistor includes a first terminal, and a second terminal coupled to the first terminal of the second resistor. The electrostatic discharge circuit is coupled to the first terminal of the third resistor. When the input voltage is an abnormal voltage, the electrostatic discharge circuit is enabled for maintaining a voltage at the second terminal of the third resistor within a normal voltage range.
    Type: Application
    Filed: May 13, 2020
    Publication date: November 19, 2020
    Inventors: Hsin-Nan Lin, Chung-Yu Huang
  • Publication number: 20200235088
    Abstract: An ESD protection semiconductor device includes a substrate. A gate set disposed on the substrate. A plurality of source fins and a plurality of drain fins having a first conductivity type are disposed in the substrate respectively at two sides of the gate set. A first doped fin is disposed in the substrate and positioned in between the source fins and spaced apart from the source fins. The first doped fin comprises a second conductivity type that is complementary to the first conductivity type. A second doped fin is formed in one of the drain fins and isolated from the one of the drain fins by an isolation structure. The second doped fin is electrically connected to the first doped fin.
    Type: Application
    Filed: April 9, 2020
    Publication date: July 23, 2020
    Inventors: Chung-Yu Huang, Kuan-Cheng Su, Tien-Hao Tang, Ping-Jui Chen, Po-Ya Lai
  • Patent number: 10672759
    Abstract: An ESD protection semiconductor device is disclosed. The ESD protection semiconductor device includes a substrate and a gate set disposed on the substrate. A plurality of source fins and a plurality of drain fins are formed in the substrate respectively at two sides of the gate set. At least a first doped fin is formed in the substrate at one side of the gate set the same as the source fins. A plurality of isolation structures are formed in one of the drain fins to define at least a second doped fin in the one of the drain fins. The source fins and the drain fins are of a first conductivity type. The first doped fin is of a second conductivity type that is complementary to the first conductivity type. The first doped fin and the second doped fin are electrically connected to each other.
    Type: Grant
    Filed: September 6, 2018
    Date of Patent: June 2, 2020
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Chung-Yu Huang, Kuan-Cheng Su, Tien-Hao Tang, Ping-Jui Chen, Po-Ya Lai