US Patent Application 18125552. SPIKE NEURAL NETWORK CIRCUIT AND METHOD OF OPERATION THEREOF simplified abstract

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SPIKE NEURAL NETWORK CIRCUIT AND METHOD OF OPERATION THEREOF

Organization Name

ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor(s)

Kwang IL Oh of Daejeon (KR)

Byung-Do Yang of Daejeon (KR)

Dongwon Lee of Daejeon (KR)

Jae-Jin Lee of Daejeon (KR)

SPIKE NEURAL NETWORK CIRCUIT AND METHOD OF OPERATION THEREOF - A simplified explanation of the abstract

This abstract first appeared for US patent application 18125552 titled 'SPIKE NEURAL NETWORK CIRCUIT AND METHOD OF OPERATION THEREOF

Simplified Explanation

The patent application describes a spike neural network circuit that mimics the behavior of neurons in the brain.

  • The circuit includes a weight storage that receives input spike signals and outputs data based on a weight.
  • A charge sharing synaptic circuit generates a synaptic voltage based on the output data.
  • A switched capacitor circuit naturally discharges the generated synaptic voltage.
  • A voltage-to-current conversion circuit receives the synaptic voltage and generates a membrane voltage.
  • A neuron circuit receives the membrane voltage and a threshold voltage and generates an output spike signal based on these inputs.


Original Abstract Submitted

Disclosed is a spike neural network circuit including a weight storage that receives an input spike signal and outputs data based on a weight, a charge sharing synaptic circuit that generates a synaptic voltage based on the output data, a switched capacitor circuit that naturally discharges the generated synaptic voltage, a voltage-to-current conversion circuit that receives the synaptic voltage and generates a membrane voltage, and a neuron circuit that receives the membrane voltage and a threshold voltage and generates an output spike signal based on the received membrane voltage and the received threshold voltage.