Patents by Inventor Chung-Chieh Chen

Chung-Chieh 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).

  • Patent number: 11964881
    Abstract: A method for making iridium oxide nanoparticles includes dissolving an iridium salt to obtain a salt-containing solution, mixing a complexing agent with the salt-containing solution to obtain a blend solution, and adding an oxidating agent to the blend solution to obtain a product mixture. A molar ratio of a complexing compound of the complexing agent to the iridium salt is controlled in a predetermined range so as to permit the product mixture to include iridium oxide nanoparticles.
    Type: Grant
    Filed: July 27, 2020
    Date of Patent: April 23, 2024
    Assignee: NATIONAL YANG MING CHIAO TUNG UNIVERSITY
    Inventors: Pu-Wei Wu, Yi-Chieh Hsieh, Han-Yi Wang, Kuang-Chih Tso, Tzu-Ying Chan, Chung-Kai Chang, Chi-Shih Chen, Yu-Ting Cheng
  • Publication number: 20240129766
    Abstract: A throttle control method for a mobile device include collecting input data, generating a first set of user experience indices according to the input data, and checking whether a user experience index of the first set of user experience indices satisfies a UEI threshold. The input data includes common information data, current configuration data and a plurality of throttle control parameters. Each user experience index of the first set of user experience indices is corresponding to at least one of throttle control parameter of the plurality of throttle control parameters.
    Type: Application
    Filed: April 10, 2023
    Publication date: April 18, 2024
    Applicant: MediaTek Singapore Pte. Ltd.
    Inventors: Hung-Yueh Chen, Byeng Hyun Kim, JUNG SHUP SHIN, Shih-Hsin Chen, Chih-Chieh Lai, Chung-Pi Lee, JUNGWOO LEE, Yu-Lun Chang
  • Publication number: 20240116707
    Abstract: A powered industrial truck includes a lateral movement assembly including four sliding members and four pivotal members both on a wheeled carriage, four links having a first end pivotably secured to the sliding member and a second end pivotably secured to either end of the pivotal member, a motor shaft having two ends pivotably secured to the pivotal members respectively, a first electric motor on one frame member, and four mounts attached to the sliding members respectively; two lift assemblies including a second electric motor, a shaft having two ends rotatably secured to the sliding members respectively, two gear trains at the ends of the shaft respectively, a first gear connected to the second electric motor, a second gear on the shaft, and a first roller chain on the first and second gears; two electric attachments on the platform and being laterally moveable, each attachment. The mount has rollers.
    Type: Application
    Filed: September 21, 2023
    Publication date: April 11, 2024
    Inventors: Jung-Chieh Chang, Yi-Sheng Chen, Jen-Yung Hsiao, Chia-Fu Hsiao, Wei-Qi Lao, Chen-Chih Chan, Chung-Yu Liu
  • Patent number: 11905164
    Abstract: A micro-electro-mechanical system acoustic sensor, a micro-electro-mechanical system package structure and a method for manufacturing the same are provided. The micro-electro-mechanical system acoustic sensor comprises a substrate, a cantilever structure and a diaphragm sensor. The cantilever structure is formed on the substrate, and comprises a fixed end and a free cantilever portion extended from the fixed end. The free cantilever portion comprises a free end. The free end and the fixed end are respectively at opposing sides of the free cantilever portion. The free cantilever portion is capable of generating a vibration wave in an empty space. The diaphragm sensor is formed on the substrate, and comprises a diaphragm film, a back plate, and at least one electrical contact point. The back plate and the diaphragm film have a first empty gap there between. The empty space and the first empty gap communicate to each other.
    Type: Grant
    Filed: September 7, 2021
    Date of Patent: February 20, 2024
    Assignee: UPBEAT TECHNOLOGY CO., LTD
    Inventors: Hsien-Lung Ho, Da-Ming Chiang, Chung-Chieh Chen
  • Publication number: 20230343396
    Abstract: A memory device includes a column of at least three memory cells and a source line coupled to the source terminal of each memory cell. A source line driver is coupled to the source line, a voltage terminal, and a program voltage source and is switchable between a program operation, an erase operation, and a read operation.
    Type: Application
    Filed: July 5, 2023
    Publication date: October 26, 2023
    Inventors: Yu-Der CHIH, Cheng-Hsiung KUO, Chung-Chieh CHEN
  • Patent number: 11742024
    Abstract: A memory device includes a column of at least three memory cells and a source line coupled to the source terminal of each memory cell. A source line driver is coupled to the source line, a voltage terminal, and a program voltage source and is switchable between a program operation, an erase operation, and a read operation.
    Type: Grant
    Filed: May 27, 2020
    Date of Patent: August 29, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company Limited
    Inventors: Yu-Der Chih, Cheng-Hsiung Kuo, Chung-Chieh Chen
  • Publication number: 20230215492
    Abstract: A static random-access memory (SRAM) circuit and associated read operation method and write operation method are provided. The SRAM circuit includes memory units arranged in M columns and N rows, M bit lines, N row-voltage selection lines, N word lines, and a control circuit. The control circuit includes a controller, a voltage source, a voltage selection module, a word-line driving module, and a bit-line driving module. The voltage source provides a first voltage and a second voltage. When the control circuit performs access to the memory unit located in the mth column and the nth row, the voltage selection module transmits one of the first voltage and the second voltage to an nth row-voltage selection line. The voltage selection module transmits the second voltage to the other (N-1) row-voltage selection lines. The variables M, N, m, and n are positive integers.
    Type: Application
    Filed: January 5, 2023
    Publication date: July 6, 2023
    Inventors: Bing-Chen WU, Shuo-Hong HUNG, Chung-Chieh CHEN
  • Publication number: 20230027768
    Abstract: A computing method for performing a matrix multiplying-and-accumulating computation by a flash memory array which includes word lines, bit lines and flash memory cells. The computing method includes the following steps: respectively storing a weight value in each of the flash memory cells, receiving a plurality of input voltages via the word lines, performing an computation on one of the input voltages and the weight value by each of the flash memory cells to obtain an output current, outputting the output currents of the flash memory cells via the bit lines, and accumulating the output currents of the flash memory cells connected to the same bit line of the bit lines to obtain a total output current. Each of the flash memory cells is an analog device, and each of the input voltages, each of the output currents and each of the weight values are analog values.
    Type: Application
    Filed: July 22, 2022
    Publication date: January 26, 2023
    Inventors: Chung-Chieh CHEN, Da-Ming CHIANG, Shuo-Hong HUNG
  • Publication number: 20230008476
    Abstract: An error detection and correction method is provided. The method includes: when a pipeline stage error is detected, correcting the pipeline stage error; when it is determined that a plurality of cascaded pipeline stage circuits have continuous pipeline stage errors, stopping all operations of all pipeline stage circuits; flushing the data of the pipeline stage circuits; and re-processing the data of the pipeline stage circuits at a downclocked frequency.
    Type: Application
    Filed: July 6, 2022
    Publication date: January 12, 2023
    Inventors: Chung-Chieh CHEN, Da-Ming CHIANG, Shuo-Hong HUNG, Bing-Chen WU
  • Publication number: 20220406386
    Abstract: A sense amplifier control system includes a precharge control switch configured to receive a precharge signal. A reference cell is configured to receive a reference word line signal. In a precharge phase, the control switch is controlled in response to the precharge signal to precharge the reference input node to a predetermined precharge level. In a sensing phase subsequent to the pre-charge phase, the trigger circuit is configured to output a triggering signal at the output terminal in response to the reference input node reaching a triggering level.
    Type: Application
    Filed: January 26, 2022
    Publication date: December 22, 2022
    Inventors: Chung-Chieh Chen, Cheng-Hsiung Kuo, Yu-Der Chih
  • Publication number: 20220073342
    Abstract: A micro-electro-mechanical system acoustic sensor, a micro-electro-mechanical system package structure and a method for manufacturing the same are provided. The micro-electro-mechanical system acoustic sensor comprises a substrate, a cantilever structure and a diaphragm sensor. The cantilever structure is formed on the substrate, and comprises a fixed end and a free cantilever portion extended from the fixed end. The free cantilever portion comprises a free end. The free end and the fixed end are respectively at opposing sides of the free cantilever portion. The free cantilever portion is capable of generating a vibration wave in an empty space. The diaphragm sensor is formed on the substrate, and comprises a diaphragm film, a back plate, and at least one electrical contact point. The back plate and the diaphragm film have a first empty gap there between. The empty space and the first empty gap communicate to each other.
    Type: Application
    Filed: September 7, 2021
    Publication date: March 10, 2022
    Inventors: Hsien-Lung HO, Da-Ming CHIANG, Chung-Chieh CHEN
  • Publication number: 20210375363
    Abstract: A memory device includes a column of at least three memory cells and a source line coupled to the source terminal of each memory cell. A source line driver is coupled to the source line, a voltage terminal, and a program voltage source and is switchable between a program operation, an erase operation, and a read operation.
    Type: Application
    Filed: May 27, 2020
    Publication date: December 2, 2021
    Inventors: Yu-Der CHIH, Cheng-Hsiung KUO, Chung-Chieh CHEN
  • Publication number: 20190171941
    Abstract: An electronic device comprises a data transmitting interface configured to transmit data, a memory configured to store the data, a processor configured to execute an application program, and an accelerator coupled to the processor via a bus. According to an operation request transmitted from the processor, the accelerator reads the data from the memory, performs an operation to the data to generate computed data, and stores the computed data in the memory. The electronic device can improve computational efficiency. An accelerator and an accelerating method applicable to a neural network operation are also provided.
    Type: Application
    Filed: November 29, 2018
    Publication date: June 6, 2019
    Inventors: Nhon-Toai QUACH, Chung-Chieh CHEN, Kong-Qiao WANG, Wen-Fu TSAI, Tzu-Wei YEH, Chung-Hao CHENG, Hui-Min LU
  • Patent number: 9715245
    Abstract: A circuit for generating an output voltage and method for setting an output voltage of a low dropout regulator are provided. A current source is configured to generate a reference current, and an error amplifier has a first input, a second input, and a single-ended output. The first input is connected to a reference voltage, and the second input is connected to an output node of the circuit via a feedback resistor. A pass transistor includes a control electrode connected to the single-ended output of the error amplifier, a first electrode connected to a power supply voltage, and a second electrode connected to the output node of the circuit. A first branch of a current mirror is connected to the current source, and a second branch of the current mirror is connected to the second terminal of the feedback resistor. The output node provides an output voltage of the circuit.
    Type: Grant
    Filed: January 20, 2015
    Date of Patent: July 25, 2017
    Assignee: Taiwan Semiconductor Manufacturing Company Limited
    Inventors: Chen-Lun Yen, Gu-Huan Li, Chung-Chieh Chen, Cheng-Hsiung Kuo
  • Patent number: 9613710
    Abstract: A multiple-time programmable (MTP) structure is provided that can operate using a power supply with a supply voltage of 1.5 V to 5.5 V. When the supply voltage is above a first voltage, a first circuit is configured to induce a second constant voltage at a drain of a second transistor, and to induce the second constant voltage on a terminal in a third circuit. In some embodiments, the third circuit provides a third constant voltage on a gate of a third transistor. When the supply voltage is below the first voltage, a fifth circuit is configured to induce a fourth constant voltage on a terminal in the third circuit. The fourth constant voltage is substantially equal to the second constant voltage.
    Type: Grant
    Filed: October 20, 2016
    Date of Patent: April 4, 2017
    Assignee: Taiwan Semiconductor Manufacturing Company Limited
    Inventors: Hsu-Shun Chen, Cheng-Hsiung Kuo, Gu-Huan Li, Chung-Chieh Chen, Yu-Der Chih
  • Publication number: 20170040063
    Abstract: A multiple-time programmable (MTP) structure is provided that can operate using a power supply with a supply voltage of 1.5 V to 5.5 V. When the supply voltage is above a first voltage, a first circuit is configured to induce a second constant voltage at a drain of a second transistor, and to induce the second constant voltage on a terminal in a third circuit. In some embodiments, the third circuit provides a third constant voltage on a gate of a third transistor. When the supply voltage is below the first voltage, a fifth circuit is configured to induce a fourth constant voltage on a terminal in the third circuit. The fourth constant voltage is substantially equal to the second constant voltage.
    Type: Application
    Filed: October 20, 2016
    Publication date: February 9, 2017
    Inventors: Hsu-Shun Chen, Cheng-Hsiung Kuo, Gu-Huan Li, Chung-Chieh Chen, Yu-Der Chih
  • Patent number: 9502122
    Abstract: Systems, devices and methods are provided for memory operations. An example system includes: a latch circuit shared by a plurality of memory blocks of a memory device and configured to provide one or more regulation signals for a memory operation; a source line circuit shared by the plurality of memory blocks and configured to provide a source line voltage to the plurality of memory blocks for the memory operation based at least in part on the one or more regulation signals; and a plurality of driver circuits configured to provide a plurality of drive signals to the plurality of memory blocks based at least in part on the one or more regulation signals.
    Type: Grant
    Filed: February 12, 2015
    Date of Patent: November 22, 2016
    Assignee: Taiwan Semiconductor Manufacturing Company Limited
    Inventors: Yue-Der Chih, Cheng-Hsiung Kuo, Gu-Huan Li, Chung-Chieh Chen
  • Patent number: 9478297
    Abstract: A multiple-time programmable (MTP) structure is provided that can operate using a power supply with a supply voltage of 1.5 V to 5.5 V. When the supply voltage is above a first voltage, a first circuit is configured to induce a second constant voltage at a drain of a second transistor, and to induce the second constant voltage on a terminal in a third circuit. In some embodiments, the third circuit provides a third constant voltage on a gate of a third transistor. When the supply voltage is below the first voltage, a fifth circuit is configured to induce a fourth constant voltage on a terminal in the third circuit. The fourth constant voltage is substantially equal to the second constant voltage.
    Type: Grant
    Filed: January 31, 2014
    Date of Patent: October 25, 2016
    Assignee: Taiwan Semiconductor Manufacturing Company Limited
    Inventors: Hsu-Shun Chen, Cheng-Hsiung Kuo, Gu-Huan Li, Chung-Chieh Chen, Yue-Der Chih
  • Patent number: 9472247
    Abstract: A memory includes a first memory cell, a second memory cell, a latch unit, and a switch unit. The latch unit has a true node and a complement node. The switch unit is responsive to a first control signal and a second control signal, and is configured to connect the first memory cell to the true node and to disconnect the second memory cell from the complement node in response to the first control signal and to connect the second memory cell to the complement node and to disconnect the first memory cell from the true node in response to the second control signal. A semiconductor device that includes the memory is also disclosed. A method for testing the memory is also disclosed.
    Type: Grant
    Filed: February 13, 2015
    Date of Patent: October 18, 2016
    Assignee: Taiwan Semiconductor Manufacturing Company Limited
    Inventors: Cheng-Hsiung Kuo, Gu-Huan Li, Jih-Chen Wang, Chung-Chieh Chen
  • Publication number: 20160240233
    Abstract: A memory includes a first memory cell, a second memory cell, a latch unit, and a switch unit. The latch unit has a true node and a complement node. The switch unit is responsive to a first control signal and a second control signal, and is configured to connect the first memory cell to the true node and to disconnect the second memory cell from the complement node in response to the first control signal and to connect the second memory cell to the complement node and to disconnect the first memory cell from the true node in response to the second control signal. A semiconductor device that includes the memory is also disclosed. A method for testing the memory is also disclosed.
    Type: Application
    Filed: February 13, 2015
    Publication date: August 18, 2016
    Inventors: CHENG-HSIUNG KUO, GU-HUAN LI, JIH-CHEN WANG, CHUNG-CHIEH CHEN