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公开(公告)号:US11145356B2
公开(公告)日:2021-10-12
申请号:US16850016
申请日:2020-04-16
Applicant: Industrial Technology Research Institute
Inventor: Fu-Cheng Tsai , Heng-Yuan Lee , Chih-Sheng Lin , Jian-Wei Su , Tuo-Hung Hou
IPC: G11C11/34 , G11C11/408 , G11C11/56 , G11C11/4099 , G11C11/4091
Abstract: A computation operator in memory and an operation method thereof are provided. The computation operator in memory includes a word line calculator, a decision-maker and a sense amplifier. The word line calculator calculates a number of enabled word lines of a memory. The decision-maker generates a plurality of reference signals according to at least one of the number of enabled word lines and a used size of the memory, the reference signals are configured to set a distribution range. The sense amplifier receives a readout signal of the memory, and obtains a computation result by converting the readout signal according to the reference signals.
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公开(公告)号:US20240079051A1
公开(公告)日:2024-03-07
申请号:US17983331
申请日:2022-11-08
Applicant: Industrial Technology Research Institute
Inventor: Chih-Sheng Lin , Tuo-Hung Hou , Fu-Cheng Tsai , Jian-Wei Su , Kuo-Hua Tseng
IPC: G11C11/412 , G11C11/418
CPC classification number: G11C11/412 , G11C11/418
Abstract: Disclosed is a memory cell including a first transistor having a first terminal coupled to a bit line; a second transistor having a first terminal coupled to a bit line bar; a weight storage circuit coupled between a gate terminal of the first transistor and a gate terminal of the second transistor, storing a weight value, and determining to turn on the first transistor or the second transistor according to the weight value; and a driving circuit coupled to a second terminal of the first transistor, a second terminal of the second transistor, and at least one word line, receiving at least one threshold voltage and at least one input data from the word line, and determining whether to generate an operation current on a path of the turned-on first transistor or the turned-on second transistor according to the threshold voltage and the input data.
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公开(公告)号:US11741189B2
公开(公告)日:2023-08-29
申请号:US18155762
申请日:2023-01-18
Applicant: Industrial Technology Research Institute
Inventor: Chih-Sheng Lin , Jian-Wei Su , Tuo-Hung Hou , Sih-Han Li , Fu-Cheng Tsai , Yu-Hui Lin
IPC: G11C11/412 , G06F17/16
CPC classification number: G06F17/16 , G11C11/412
Abstract: A computing in memory (CIM) cell includes a memory cell circuit, a first semiconductor element, a second semiconductor element, a third semiconductor element, and a fourth semiconductor element. A first terminal of the first semiconductor element receives a bias voltage. 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 a first data node in the memory cell circuit. A second terminal of the third semiconductor element is adapted to receive a reference voltage. A control terminal of the third semiconductor element receives an inverted signal of the computing word-line. A first terminal of the fourth semiconductor element is coupled to a first computing bit-line. A second terminal of the fourth semiconductor element is coupled to a second computing bit-line.
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公开(公告)号:US20210397675A1
公开(公告)日:2021-12-23
申请号:US17013646
申请日:2020-09-06
Applicant: Industrial Technology Research Institute
Inventor: Chih-Sheng Lin , Jian-Wei Su , Tuo-Hung Hou , Sih-Han Li , Fu-Cheng Tsai , Yu-Hui Lin
IPC: G06F17/16 , G11C11/412
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.
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公开(公告)号:US20210257017A1
公开(公告)日:2021-08-19
申请号:US16850016
申请日:2020-04-16
Applicant: Industrial Technology Research Institute
Inventor: Fu-Cheng Tsai , Heng-Yuan Lee , Chih-Sheng Lin , Jian-Wei Su , Tuo-Hung Hou
IPC: G11C11/408 , G11C11/4091 , G11C11/4099 , G11C11/56
Abstract: A computation operator in memory and an operation method thereof are provided. The computation operator in memory includes a word line calculator, a decision-maker and a sense amplifier. The word line calculator calculates a number of enabled word lines of a memory. The decision-maker generates a plurality of reference signals according to at least one of the number of enabled word lines and a used size of the memory, the reference signals are configured to set a distribution range. The sense amplifier receives a readout signal of the memory, and obtains a computation result by converting the readout signal according to the reference signals.
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公开(公告)号:US12142342B2
公开(公告)日:2024-11-12
申请号:US18074528
申请日:2022-12-05
Applicant: Industrial Technology Research Institute
Inventor: Chih-Sheng Lin , Fu-Cheng Tsai , Tuo-Hung Hou , Jian-Wei Su , Yu-Hui Lin , Chih-Ming Lai
Abstract: According to an exemplary embodiments, the disclosure is directed to a memory circuit which includes not limited to a first half sense amplifier circuit connected to a first plurality of memory cells through a first bit line and configured to receive a unit of analog electrical signal from each of the first plurality of memory cells and to generate a first half sense amplifier output signal corresponding to the first bit line based on a first gain of the half sense amplifier and an accumulation of the units of analog signals, a locking code register circuit configured to receive a locking data and to generate a digital locking sequence, and a source selector circuit configured to receive the digital locking sequence and to generate a first adjustment signal to adjust the first half sense amplifier output signal corresponding to the first bit line by adjusting the first gain.
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公开(公告)号:US11599600B2
公开(公告)日:2023-03-07
申请号:US17013646
申请日:2020-09-06
Applicant: Industrial Technology Research Institute
Inventor: Chih-Sheng Lin , Jian-Wei Su , Tuo-Hung Hou , Sih-Han Li , Fu-Cheng Tsai , Yu-Hui Lin
IPC: G11C11/412 , G06F17/16
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.
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公开(公告)号:US20210150317A1
公开(公告)日:2021-05-20
申请号:US16809522
申请日:2020-03-04
Applicant: Industrial Technology Research Institute
Inventor: Tuo-Hung Hou , Shyh-Shyuan Sheu , Jeng-Hua Wei , Heng-Yuan Lee , Ming-Hung Wu
Abstract: A neuron circuit and an artificial neural network chip are provided. The neuron circuit includes a memristor and an integrator. The memristor generates a pulse train having an oscillation frequency when an applied voltage exceeds a predetermined threshold. The integrator is connected in parallel to the memristor for receiving and accumulating input pulses transmitted by a previous layer network at different times, and driving the memristor to transmit the pulse train to a next layer network when a voltage of the accumulated input pulses exceeds the predetermined threshold.
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公开(公告)号:US20250103751A1
公开(公告)日:2025-03-27
申请号:US18896914
申请日:2024-09-26
Applicant: Industrial Technology Research Institute
Inventor: Bo-Cheng Chiou , Chih-Sheng Lin , Tuo-Hung Hou , Chih-Ming Lai , Yun-Ting Ho , Shan-Ming Chang
Abstract: A computing circuit with a de-identified architecture, a data computing method, a data processing system, and a data de-identification method are provided. The computing circuit includes an arithmetic array and a de-identification circuit. The computing circuit may perform an accumulation operation on input data to generate accumulated data by the arithmetic array. The de-identification circuit has an analog offset error determined based on an analog physical unclonable function. The computing circuit may operate the accumulated data according to the analog offset error to generate de-identification data by the de-identification circuit. It can not only provide the analog offset error through the transistors in the de-identification circuit, but also be combined with obfuscated code settings to dynamically adjusting the degree of de-identification of data.
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公开(公告)号:US20230267973A1
公开(公告)日:2023-08-24
申请号:US18074528
申请日:2022-12-05
Applicant: Industrial Technology Research Institute
Inventor: Chih-Sheng Lin , Fu-Cheng Tsai , Tuo-Hung Hou , Jian-Wei Su , Yu-Hui Lin , Chih-Ming Lai
CPC classification number: G11C7/067 , G11C7/12 , G11C7/1063
Abstract: According to an exemplary embodiments, the disclosure is directed to a memory circuit which includes not limited to a first half sense amplifier circuit connected to a first plurality of memory cells through a first bit line and configured to receive a unit of analog electrical signal from each of the first plurality of memory cells and to generate a first half sense amplifier output signal corresponding to the first bit line based on a first gain of the half sense amplifier and an accumulation of the units of analog signals, a locking code register circuit configured to receive a locking data and to generate a digital locking sequence, and a source selector circuit configured to receive the digital locking sequence and to generate a first adjustment signal to adjust the first half sense amplifier output signal corresponding to the first bit line by adjusting the first gain.
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