Patents by Inventor Pei-Ling Tseng
Pei-Ling Tseng 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).
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Publication number: 20230236929Abstract: A semiconductor device includes an error correction code circuit and a register circuit. The error correction code circuit is configured to generate first data according to second data. The register circuit is configured to generate reset information according to a difference between the first data and the second data, for adjusting a memory cell associated with the second data. A method is also disclosed herein.Type: ApplicationFiled: March 14, 2023Publication date: July 27, 2023Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Zheng-Jun LIN, Pei-Ling TSENG, Hsueh-Chih YANG, Chung-Cheng CHOU, Yu-Der CHIH
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Patent number: 11685783Abstract: Provided are anti-PD-1 antibodies, and antigen binding fragments thereof. Also provided are isolated nucleic acid molecules that encode the anti-PD-1 antibodies or antigen binding fragments thereof, related expression vectors, and host cells. Provided are methods of making anti-PD-1 antibodies, and antigen binding fragments thereof. Also provided are related pharmaceutical compositions and methods of their use to treat subjects. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present disclosure.Type: GrantFiled: April 29, 2021Date of Patent: June 27, 2023Assignee: Shanghai Henlius Biotech Inc.Inventors: Weidong Jiang, Pei-Hua Lin, Chi-Ling Tseng
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Patent number: 11609815Abstract: A semiconductor device includes a memory circuit, an error correction code circuit, a register circuit and a write circuit. The memory circuit is configured to output, in response to at least one address signal, first data associated with at least one memory cell in the memory circuit. The error correction code circuit is configured to convert the first data to second data and configured to generate error information when the first data is not identical to the second data. The register circuit is configured to output, based on the error information, reset information corresponding to the at least one address signal. The write circuit is configured to reset the at least one memory cell according to the reset information. A method is also disclosed herein.Type: GrantFiled: August 30, 2021Date of Patent: March 21, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Zheng-Jun Lin, Pei-Ling Tseng, Hsueh-Chih Yang, Chung-Cheng Chou, Yu-Der Chih
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Publication number: 20230072287Abstract: A resistive random-access memory (RRAM) circuit includes an RRAM device configured to output a cell current responsive to a bit line voltage, and a current limiter including an input terminal coupled to the RRAM device, first and second parallel current paths configured to conduct the cell current between the input terminal and a reference voltage node, and an amplifier configured to generate a first signal responsive to a voltage level at the input terminal and a reference voltage level. Each of the first and second current paths includes a switching device configured to selectively conduct a portion of the cell current responsive to the first signal.Type: ApplicationFiled: November 10, 2022Publication date: March 9, 2023Inventors: Chung-Cheng CHOU, Zheng-Jun LIN, Pei-Ling TSENG
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Publication number: 20230063758Abstract: A semiconductor device includes a memory circuit, an error correction code circuit, a register circuit and a write circuit. The memory circuit is configured to output, in response to at least one address signal, first data associated with at least one memory cell in the memory circuit. The error correction code circuit is configured to convert the first data to second data and configured to generate error information when the first data is not identical to the second data. The register circuit is configured to output, based on the error information, reset information corresponding to the at least one address signal. The write circuit is configured to reset the at least one memory cell according to the reset information. A method is also disclosed herein.Type: ApplicationFiled: August 30, 2021Publication date: March 2, 2023Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Zheng-Jun LIN, Pei-Ling TSENG, Hsueh-Chih YANG, Chung-Cheng CHOU, Yu-Der CHIH
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Publication number: 20230065104Abstract: The disclosed invention presents a self-tracking reference circuit that compensates for IR drops and achieves the target resistance state at different temperatures after write operations. The disclosed self-tracking reference circuit includes a replica access path, a configurable resistor network, a replica selector mini-array and a step current generator that track PVT variations to provide a PVT tracking level for RRAM verify operation.Type: ApplicationFiled: November 7, 2022Publication date: March 2, 2023Inventors: Zheng-Jun Lin, Chung-Cheng Chou, Yu-Der Chih, Pei-Ling Tseng
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Patent number: 11527285Abstract: A method of forming a filament in a resistive random-access memory (RRAM) device includes applying a cell voltage across a resistive layer of the RRAM device, detecting an increase in a current through the resistive layer generated in response to the applied cell voltage, and in response to detecting the increase in the current, using a first switching device to reduce the current through the resistive layer.Type: GrantFiled: March 12, 2021Date of Patent: December 13, 2022Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chung-Cheng Chou, Zheng-Jun Lin, Pei-Ling Tseng
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Publication number: 20220359008Abstract: A memory device includes a memory cell and a sense amplifier. The sense amplifier has a reference circuit configured to output a reference voltage and a sensing circuit connected to the memory cell. A comparator includes a first input and a second input, with the first input connected to the reference circuit to receive the reference voltage, and the second input connected to the memory cell.Type: ApplicationFiled: May 26, 2022Publication date: November 10, 2022Inventors: Zheng-Jun Lin, Chung-Cheng Chou, Pei-Ling Tseng
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Patent number: 11495294Abstract: The disclosed invention presents a self-tracking reference circuit that compensates for IR drops and achieves the target resistance state at different temperatures after write operations. The disclosed self-tracking reference circuit includes a replica access path, a configurable resistor network, a replica selector mini-array and a step current generator that track PVT variations to provide a PVT tracking level for RRAM verify operation.Type: GrantFiled: November 30, 2020Date of Patent: November 8, 2022Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Zheng-Jun Lin, Chung-Cheng Chou, Yu-Der Chih, Pei-Ling Tseng
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Publication number: 20220336016Abstract: A memory circuit includes a bias voltage generator including a bias voltage node, an activation voltage generator including a resistive device, and a first amplifier, a drive circuit including a second amplifier including an input terminal coupled to the bias voltage node, and a resistive random-access memory (RRAM) array. The activation voltage generator and the first amplifier are configured to generate a portion of a bias voltage level on the bias voltage node based on a resistance of the resistive device, and the drive circuit is configured to output a drive voltage having the bias voltage level to the RRAM array.Type: ApplicationFiled: July 1, 2022Publication date: October 20, 2022Inventors: Chung-Cheng CHOU, Hsu-Shun CHEN, Chien-An LAI, Pei-Ling TSENG, Zheng-Jun LIN
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Publication number: 20220254412Abstract: In some aspects of the present disclosure, a memory device is disclosed. In some aspects, the memory device includes a first voltage regulator to receive a word line voltage provided to a memory array; a resistor network coupled to the first voltage regulator to provide an inhibit voltage to the memory array, wherein the resistor network comprises a plurality of resistors and wherein each of the resistors are coupled in series to an adjacent one of the plurality of resistors; and a switch network comprising a plurality of switches, wherein each of the switches are coupled to a corresponding one of the plurality of resistors and to the memory array via a second voltage regulator.Type: ApplicationFiled: September 9, 2021Publication date: August 11, 2022Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Zheng-Jun Lin, Chin-I Su, Pei-Ling Tseng, Chung-Cheng Chou
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Patent number: 11393528Abstract: A memory circuit includes a bias voltage generator, a drive circuit, and a resistive random-access memory (RRAM) device. The bias voltage generator includes a first transistor configured to generate a voltage difference based on a first current and an activation voltage, and is configured to output the activation voltage and a bias voltage based on the voltage difference. The drive circuit is configured to receive the bias voltage and output a drive voltage having a voltage level based on the bias voltage, and the RRAM device is configured to receive the activation voltage and conduct a second current responsive to the drive voltage and the activation voltage.Type: GrantFiled: February 18, 2021Date of Patent: July 19, 2022Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chung-Cheng Chou, Chien-An Lai, Hsu-Shun Chen, Zheng-Jun Lin, Pei-Ling Tseng
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Patent number: 11348638Abstract: A memory device includes a memory cell and a sense amplifier. The sense amplifier has a reference circuit configured to output a reference voltage and a sensing circuit connected to the memory cell. A comparator includes a first input and a second input, with the first input connected to the reference circuit to receive the reference voltage, and the second input connected to the memory cell. A precharger is configured to selectively precharge the sensing circuit to a predetermined precharge voltage.Type: GrantFiled: August 24, 2020Date of Patent: May 31, 2022Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Zheng-Jun Lin, Chung-Cheng Chou, Pei-Ling Tseng
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Publication number: 20210241830Abstract: The disclosed invention presents a self-tracking reference circuit that compensates for IR drops and achieves the target resistance state at different temperatures after write operations. The disclosed self-tracking reference circuit includes a replica access path, a configurable resistor network, a replica selector mini-array and a step current generator that track PVT variations to provide a PVT tracking level for RRAM verify operation.Type: ApplicationFiled: November 30, 2020Publication date: August 5, 2021Inventors: Zheng-Jun Lin, Chung-Cheng Chou, Yu-Der Chih, Pei-Ling Tseng
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Publication number: 20210201994Abstract: A method of forming a filament in a resistive random-access memory (RRAM) device includes applying a cell voltage across a resistive layer of the RRAM device, detecting an increase in a current through the resistive layer generated in response to the applied cell voltage, and in response to detecting the increase in the current, using a first switching device to reduce the current through the resistive layer.Type: ApplicationFiled: March 12, 2021Publication date: July 1, 2021Inventors: Chung-Cheng CHOU, Zheng-Jun LIN, Pei-Ling TSENG
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Publication number: 20210174871Abstract: A memory circuit includes a bias voltage generator, a drive circuit, and a resistive random-access memory (RRAM) device. The bias voltage generator includes a first transistor configured to generate a voltage difference based on a first current and an activation voltage, and is configured to output the activation voltage and a bias voltage based on the voltage difference. The drive circuit is configured to receive the bias voltage and output a drive voltage having a voltage level based on the bias voltage, and the RRAM device is configured to receive the activation voltage and conduct a second current responsive to the drive voltage and the activation voltage.Type: ApplicationFiled: February 18, 2021Publication date: June 10, 2021Inventors: Chung-Cheng CHOU, Chien-An LAI, Hsu-Shun CHEN, Zheng-Jun LIN, Pei-Ling TSENG
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Patent number: 10950303Abstract: A circuit includes a bias voltage generator and a current limiter. The bias voltage generator is configured to receive a first reference voltage and output a bias voltage responsive to a first current and the first reference voltage. The current limiter is configured to receive a second current at an input terminal, a second reference voltage, and the bias voltage, and, responsive to the second reference voltage and a voltage level of the input terminal, limit the second current to a current limit level, the voltage level of the input terminal being based on the bias voltage.Type: GrantFiled: May 17, 2019Date of Patent: March 16, 2021Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Chung-Cheng Chou, Pei-Ling Tseng, Zheng-Jun Lin
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Patent number: 10930344Abstract: A memory circuit includes a bias voltage generator, a drive circuit, and a resistive random-access memory (RRAM) device. The bias voltage generator includes a first current path configured to receive a first current from a current source, and output a bias voltage based on a voltage difference generated from conduction of the first current in the first current path. The drive circuit is configured to receive the bias voltage and output a drive voltage having a voltage level based on the bias voltage, and the RRAM device is configured to conduct a second current responsive to the drive voltage.Type: GrantFiled: May 24, 2019Date of Patent: February 23, 2021Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Chung-Cheng Chou, Hsu-Shun Chen, Chien-An Lai, Pei-Ling Tseng, Zheng-Jun Lin
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Publication number: 20200388333Abstract: A memory device includes a memory cell and a sense amplifier. The sense amplifier has a reference circuit configured to output a reference voltage and a sensing circuit connected to the memory cell. A comparator includes a first input and a second input, with the first input connected to the reference circuit to receive the reference voltage, and the second input connected to the memory cell.Type: ApplicationFiled: August 24, 2020Publication date: December 10, 2020Inventors: Zheng-Jun Lin, Chung-Cheng Chou, Pei-Ling Tseng
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Patent number: 10755780Abstract: A memory device includes a memory cell and a sense amplifier. The sense amplifier has a reference circuit configured to output a reference voltage and a sensing circuit connected to the memory cell. A comparator includes a first input and a second input, with the first input connected to the reference circuit to receive the reference voltage, and the second input connected to the memory cell. A precharger is configured to selectively precharge the sensing circuit to a predetermined precharge voltage.Type: GrantFiled: February 12, 2019Date of Patent: August 25, 2020Assignee: Taiwan Semiconductor Manufacturing Company, LTD.Inventors: Zheng-Jun Lin, Chung-Cheng Chou, Pei-Ling Tseng