Patents by Inventor Sih-Han Li

Sih-Han Li 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: 20220413801
    Abstract: A configurable computing unit within memory including a first input transistor, a first weight transistor, a first resistor, a second input transistor, a second weight transistor, and a second resistor is provided. The first input transistor, the first weight transistor, and the first resistor are coupled in series between a first readout bit line and a common signal line. The first input transistor is coupled to a first input bit line, and the first weight transistor receives a first weight bit. The second input transistor, the second weight transistor, and the second resistor are coupled in series between the first readout bit line and the common signal line. The second input transistor is coupled to a second input bit line, and the second weight transistor receives the second weight bit.
    Type: Application
    Filed: February 24, 2022
    Publication date: December 29, 2022
    Applicant: Industrial Technology Research Institute
    Inventors: Jian-Wei Su, Chih-Sheng Lin, Peng-I Mei, Sih-Han Li, Shyh-Shyuan Sheu, Jheng Yang Dai
  • Publication number: 20220344371
    Abstract: An arrayed switch circuit includes a substrate, signal conductive pads and signal expansion pins. The signal conductive pads are disposed on the substrate at intervals, and the signal conductive pads are arranged to form a signal conductive pad array. Each of the signal conductive pads has a row position and a column position in the signal conductive pad array. A row signal switch is provided between any two adjacent signal conductive pads corresponding to the same row position, and a column signal switch is provided between any two adjacent signal conductive pads corresponding to the same column position. The signal expansion pins are connected to the signal conductive pads located on at least one side of the signal conductive pad array through signal expansion switches respectively.
    Type: Application
    Filed: July 9, 2021
    Publication date: October 27, 2022
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Jie ZHANG, Tai-Hsing LEE, Sih-Han LI
  • Publication number: 20220341978
    Abstract: A high-frequency component test device including a test key and a test module is provided. The test key includes a front-level key and a back-level key which are arranged symmetrically and have the same electrical length and characteristic impedance. The test module is used to measure an S parameter of the front-level key and the back-level key connected directly and an S parameter of a structure where a device under test (DUT) is added between the front-level key and the back-level key. The test module performs S parameter calculation in the frequency domain and converts the S parameter into an ABCD parameter matrix, and then obtains an ABCD parameter of a de-embedded DUT using a matrix root-opening operation and an inverse matrix operation.
    Type: Application
    Filed: December 22, 2021
    Publication date: October 27, 2022
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Sih-Han LI, Jie ZHANG, Peng-I MEI
  • Publication number: 20220310657
    Abstract: An arrayed switch circuitry includes contact units each of which includes a pad, a first row channel provided with a first switching element, a first column channel connected to the first row channel and provided with a second switching element, a connecting channel connecting the pad to the first row channel or the first column channel, a second row channel connected with the pad through a third switching element and a second column channel connected with the pad through a fourth switching element. The first row channels with the same row position are connected to each other, and the second row channels with the same row position are connected to each other. The first column channels with the same column position are connected to each other, and the second column channels with the same column position are connected to each other.
    Type: Application
    Filed: February 23, 2022
    Publication date: September 29, 2022
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Jie ZHANG, Sih-Han LI
  • Patent number: 11423983
    Abstract: A memory device for in-memory computation includes data channels, a memory cell array, a maximum accumulated weight generating array, a minimum accumulated weight generating array, a reference generator and a comparator. The data channels are selectively enabled according to data input. The memory cell array generates an accumulated data weight value according to the quantity of enabled data channels, a first resistance and a second resistance. The maximum accumulated weight generating array generates a maximum accumulated weight value according to the quantity of enabled data channels and the first resistance. The minimum accumulated weight generating array generates a minimum accumulated weight value according to the quantity of enabled data channels and the second resistance. The reference generator generates reference value(s) according to the maximum and minimum accumulated weight values.
    Type: Grant
    Filed: May 17, 2021
    Date of Patent: August 23, 2022
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Chih-Sheng Lin, Sih-Han Li, Yu-Hui Lin, Jian-Wei Su
  • Publication number: 20220223202
    Abstract: A memory device for in-memory computation includes data channels, a memory cell array, a maximum accumulated weight generating array, a minimum accumulated weight generating array, a reference generator and a comparator. The data channels are selectively enabled according to data input. The memory cell array generates an accumulated data weight value according to the quantity of enabled data channels, a first resistance and a second resistance. The maximum accumulated weight generating array generates a maximum accumulated weight value according to the quantity of enabled data channels and the first resistance. The minimum accumulated weight generating array generates a minimum accumulated weight value according to the quantity of enabled data channels and the second resistance. The reference generator generates reference value(s) according to the maximum and minimum accumulated weight values.
    Type: Application
    Filed: May 17, 2021
    Publication date: July 14, 2022
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Chih-Sheng LIN, Sih-Han LI, Yu-Hui LIN, Jian-Wei SU
  • Patent number: 11280641
    Abstract: A position-encoding device includes a sensing device, a filtering device, a calibrating device and a compensating device. The sensing device senses the motion of a moving device to generate first and second signals. The filtering device filters the first and second signals to generate first and second filtering signal. The calibrating device captures the first and second filtering signals to obtain time and phase information of the first and second filtering signals, performs gain and offset calibration on the first and second filtering signals, and performs a phase calibration on the first and second filtering signals through first, second feedback signals and the time and phase information of the first and second filtering signals to generate first and second calibrating signals. The compensating device compensates for the first and second calibrating signals according to a lookup table, so as to generate first and second position encoding signals.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: March 22, 2022
    Assignee: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Chang-Po Chao, Wen-Yu Chen, Tsai-Kan Chien, Sih-Han Li
  • Publication number: 20210397675
    Abstract: A computing in memory (CIM) cell includes a memory cell circuit, a first semiconductor element, a second semiconductor element, and a third semiconductor element. A first terminal of the first semiconductor element is coupled to a first computing bit-line. A control terminal of the first semiconductor element is coupled to a computing word-line. A control terminal of the second semiconductor element is coupled to the memory cell circuit. A first terminal of the second semiconductor element is coupled to a second terminal of the first semiconductor element. A first terminal of the third semiconductor element is coupled to a second terminal of the second semiconductor element. A second terminal of the third semiconductor element is coupled to a second computing bit-line. A control terminal of the third semiconductor element receives a bias voltage.
    Type: Application
    Filed: September 6, 2020
    Publication date: December 23, 2021
    Applicant: Industrial Technology Research Institute
    Inventors: Chih-Sheng Lin, Jian-Wei Su, Tuo-Hung Hou, Sih-Han Li, Fu-Cheng Tsai, Yu-Hui Lin
  • Publication number: 20210192327
    Abstract: An apparatus and a method for neural network computation are provided. The apparatus for neural network computation includes a first neuron circuit and a second neuron circuit. The first neuron circuit is configured to execute a neural network computation of at least one computing layer with a fixed feature pattern in a neural network algorithm. The second neuron circuit is configured to execute the neural network computation of at least one computing layer with an unfixed feature pattern in the neural network algorithm. The performance of the first neuron circuit is greater than that of the second neuron circuit.
    Type: Application
    Filed: December 23, 2020
    Publication date: June 24, 2021
    Applicant: Industrial Technology Research Institute
    Inventors: Sih-Han Li, Shih-Chieh Chang, Shyh-Shyuan Sheu, Jian-Wei Su, Fu-Cheng Tsai
  • Patent number: 10914618
    Abstract: A readout circuit for a sensor and a readout method thereof are provided. The readout circuit includes a reference circuit, a compensated circuit, and a signal processing circuit. The reference circuit provides a direct current (DC) signal. The compensated circuit is coupled to the reference circuit. The compensated circuit obtains an analog sensing signal of the sensor, obtains the DC signal from the reference circuit, and provides a compensated signal according to the analog sensing signal and the DC signal. The signal processing circuit is coupled to the compensated circuit. The signal processing circuit processes the compensated signal to convert the compensated signal into a digital sensing signal. The compensated circuit subtracts the DC signal from the analog sensing signal to provide the compensated signal.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: February 9, 2021
    Assignee: Industrial Technology Research Institute
    Inventors: Sih-Han Li, Chih-Sheng Lin, Ya-Wen Yang, Kuan-Wei Chen, Shyh-Shyuan Sheu
  • Publication number: 20210004678
    Abstract: A neural circuit is provided. The neural circuit includes a neural array. The neural array includes a plurality of semiconductor components. Each of the semiconductor components stores a weighting value to generate a corresponding output current or a corresponding equivalent resistance. The neural array receives a plurality of input signals to control the semiconductor components in the neural array and respectively generates the output currents or changes the equivalent resistances. Since the semiconductor components are coupled to each other, output of the neural array may generate a summation current or a summation equivalent resistance related to the input signals and a weighting condition, so that a computing result exhibits high performance.
    Type: Application
    Filed: April 13, 2020
    Publication date: January 7, 2021
    Applicant: Industrial Technology Research Institute
    Inventors: Shih-Chieh Chang, Sih-Han Li, Shyh-Shyuan Sheu, Jian-Wei Su, Heng-Yuan Lee
  • Publication number: 20200182657
    Abstract: A position-encoding device includes a sensing device, a filtering device, a calibrating device and a compensating device. The sensing device senses the motion of a moving device to generate first and second signals. The filtering device filters the first and second signals to generate first and second filtering signal. The calibrating device captures the first and second filtering signals to obtain time and phase information of the first and second filtering signals, performs gain and offset calibration on the first and second filtering signals, and performs a phase calibration on the first and second filtering signals through first, second feedback signals and the time and phase information of the first and second filtering signals to generate first and second calibrating signals. The compensating device compensates for the first and second calibrating signals according to a lookup table, so as to generate first and second position encoding signals.
    Type: Application
    Filed: May 30, 2019
    Publication date: June 11, 2020
    Inventors: Chang-Po CHAO, Wen-Yu CHEN, Tsai-Kan CHIEN, Sih-Han LI
  • Patent number: 10324054
    Abstract: A method of manufacturing a sensor device is provided. In the method, sensing electrodes are formed on a substrate, a sensing material layer is formed on the sensing electrodes. The sensing material layer is etched to form a first nanowire sensing region, a second nanowire sensing region and a third nanowire sensing region respectively between every two sensing electrodes of the sensing electrodes. A dielectric layer is formed to cover the first nanowire sensing region, the second nanowire sensing region and the third nanowire sensing region, and the first nanowire sensing region and the third nanowire sensing region are exposed.
    Type: Grant
    Filed: November 2, 2018
    Date of Patent: June 18, 2019
    Assignee: Industrial Technology Research Institute
    Inventors: Sih-Han Li, Chih-Sheng Lin, Kuan-Wei Chen, Erh-Hao Chen, Shyh-Shyuan Sheu
  • Publication number: 20190154473
    Abstract: A readout circuit for a sensor and a readout method thereof are provided. The readout circuit includes a reference circuit, a compensated circuit, and a signal processing circuit. The reference circuit provides a direct current (DC) signal. The compensated circuit is coupled to the reference circuit. The compensated circuit obtains an analog sensing signal of the sensor, obtains the DC signal from the reference circuit, and provides a compensated signal according to the analog sensing signal and the DC signal. The signal processing circuit is coupled to the compensated circuit. The signal processing circuit processes the compensated signal to convert the compensated signal into a digital sensing signal. The compensated circuit subtracts the DC signal from the analog sensing signal to provide the compensated signal.
    Type: Application
    Filed: December 21, 2017
    Publication date: May 23, 2019
    Applicant: Industrial Technology Research Institute
    Inventors: Sih-Han Li, Chih-Sheng Lin, Ya-Wen Yang, Kuan-Wei Chen, Shyh-Shyuan Sheu
  • Publication number: 20190079039
    Abstract: A method of manufacturing a sensor device is provided. In the method, sensing electrodes are formed on a substrate, a sensing material layer is formed on the sensing electrodes. The sensing material layer is etched to form a first nanowire sensing region, a second nanowire sensing region and a third nanowire sensing region respectively between every two sensing electrodes of the sensing electrodes. A dielectric layer is formed to cover the first nanowire sensing region, the second nanowire sensing region and the third nanowire sensing region, and the first nanowire sensing region and the third nanowire sensing region are exposed.
    Type: Application
    Filed: November 2, 2018
    Publication date: March 14, 2019
    Applicant: Industrial Technology Research Institute
    Inventors: Sih-Han Li, Chih-Sheng Lin, Kuan-Wei Chen, Erh-Hao Chen, Shyh-Shyuan Sheu
  • Patent number: 10156535
    Abstract: A sensor device and a method of manufacturing the same are provided. The sensor device includes a substrate, a plurality of sensing electrodes, a humidity nanowire sensor, a temperature nanowire sensor, and a gas nanowire sensor. The sensing electrodes are formed on the substrate, and the humidity, the temperature and the gas nanowire sensors are also on the substrate. The humidity nanowire sensor includes an exposed first nanowire sensing region, the temperature nanowire sensor includes a second nanowire sensing region, and the gas nanowire sensor includes a third nanowire sensing region.
    Type: Grant
    Filed: December 8, 2015
    Date of Patent: December 18, 2018
    Assignee: Industrial Technology Research Institute
    Inventors: Sih-Han Li, Chih-Sheng Lin, Kuan-Wei Chen, Erh-Hao Chen, Shyh-Shyuan Sheu
  • Patent number: 10101175
    Abstract: A sensor interface circuit and sensor output adjusting method are provided. The sensor interface circuit includes a processor and a gain control circuit. The processor obtains information of a linear region of a sensor to set a configuration corresponding to the sensor. The gain control circuit is coupled to the processor, performs a return-to-zero operation for a maximum electronic value and a minimum electronic value corresponding to the linear region and performs a full-scale operation for a slope of the linear region according to the maximum input range of an analog-to-digital converter which is a subsequent-stage circuit of the sensor interface circuit.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: October 16, 2018
    Assignee: Industrial Technology Research Institute
    Inventors: Sih-Han Li, Shyh-Shyuan Sheu, Ya-Wen Yang, Chih-Ping Cheng, Chih-Sheng Lin
  • Publication number: 20180238822
    Abstract: A gas sensing apparatus including a gas sensor, a gas determining circuit and a gas database is provided. The gas sensor includes at least two nanowire sensors. The gas sensor is configured to sense multiple gases and output a plurality of sensing signals. The gas determining circuit is coupled to the gas sensor. The gas determining circuit is configured to receive the sensing signals and determine types of the gases according to reference data and the sensing signals. The gas database is coupled to the gas determining circuit. The gas database stores the reference data and outputs the reference data to the gas determining circuit. Each of the nanowire sensors includes at least one nanowire. Structural properties of the nanowires are different.
    Type: Application
    Filed: April 18, 2018
    Publication date: August 23, 2018
    Applicant: Industrial Technology Research Institute
    Inventors: Kuan-Wei Chen, Chih-Sheng Lin, Erh-Hao Chen, Sih-Han Li, Shyh-Shyuan Sheu
  • Publication number: 20180136010
    Abstract: A sensor interface circuit and sensor output adjusting method are provided. The sensor interface circuit includes a processor and a gain control circuit. The processor obtains information of a linear region of a sensor to set a configuration corresponding to the sensor. The gain control circuit is coupled to the processor, performs a return-to-zero operation for a maximum electronic value and a minimum electronic value corresponding to the linear region and performs a full-scale operation for a slope of the linear region according to the maximum input range of an analog-to-digital converter which is a subsequent-stage circuit of the sensor interface circuit.
    Type: Application
    Filed: May 26, 2017
    Publication date: May 17, 2018
    Inventors: Sih-Han Li, Shyh-Shyuan Sheu, Ya-Wen Yang, Chih-Ping Cheng, Chih-Sheng Lin
  • Publication number: 20170122892
    Abstract: A sensor device and a method of manufacturing the same are provided. The sensor device includes a substrate, a plurality of sensing electrodes, a humidity nanowire sensor, a temperature nanowire sensor, and a gas nanowire sensor. The sensing electrodes are formed on the substrate, and the humidity, the temperature and the gas nanowire sensors are also on the substrate. The humidity nanowire sensor includes an exposed first nanowire sensing region, the temperature nanowire sensor includes a second nanowire sensing region, and the gas nanowire sensor includes a third nanowire sensing region.
    Type: Application
    Filed: December 8, 2015
    Publication date: May 4, 2017
    Inventors: Sih-Han Li, Chih-Sheng Lin, Kuan-Wei Chen, Erh-Hao Chen, Shyh-Shyuan Sheu