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A Star Network of Bipolar Memristive Devices Enables Sensing and Temporal Computing
Juan Riquelme1, Ioannis Vourkas1
1Department of Electronic Engineering, Universidad Técnica Federico Santa Maria, Avda. España 1680, Valparaiso 2390123, Chile.
Sensors (Basel, Switzerland)
|January 23, 2024
Summary
This study explores memristive device networks for temporal computing, representing information via signal edge timing. Simulations show star interconnect configurations are suitable for sensing and rank-order coding in memristive memories.
Area of Science:
- Electronics
- Materials Science
- Computer Engineering
Background:
- Temporal computing uses signal edge timing for information representation.
- Emerging device technologies offer potential for efficient circuit implementations.
- Memristive devices and their collective dynamics can enable time-domain computations.
Purpose of the Study:
- To investigate the star interconnect configuration of bipolar memristive devices for temporal computing.
- To demonstrate the suitability of these circuits for sensing and rank-order coding applications.
- To analyze device requirements and variability effects on information storage and reproduction.
Main Methods:
- Circuit simulations using a behavioral model of voltage-controlled bipolar memristive devices.
- Analysis of device conditions for reliable circuit operation.
- Evaluation of device variability impacts on temporal information processing.
Main Results:
- Demonstrated suitability of star interconnect circuits for sensing and rank-order coding.
- Identified critical device parameters for successful temporal information processing.
- Simulation results validate the correct operation of the proposed memristive circuits.
Conclusions:
- Star interconnect configurations of memristive devices are promising for temporal computations.
- These structures natively exist in crossbar geometries, suitable for resistive memory (ReRAM) arrays.
- The findings support the application of memristive networks in advanced computing paradigms.
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