An Electro-Photonic Unary Multiply-Accumulate (MAC) Circuit

Sairam Sri Vatsavai, Venkata Sai Praneeth Karempudi, Ishan G. Thakkar

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We report a microring resonator (MRR) based electro-photonic circuit that utilizes rate-coded unary (stochastic) arithmetic with deterministic bit-position correlations to perform >10,000 temporal multiply-accumulate (MAC) operations with 36.2 pJ/MAC energy efficiency and 4%/MAC mean absolute error.

Original languageEnglish
Title of host publication2024 Conference on Lasers and Electro-Optics, CLEO 2024
ISBN (Electronic)9781957171395
DOIs
StatePublished - 2024
Event2024 Conference on Lasers and Electro-Optics, CLEO 2024 - Charlotte, United States
Duration: May 7 2024May 10 2024

Publication series

Name2024 Conference on Lasers and Electro-Optics, CLEO 2024

Conference

Conference2024 Conference on Lasers and Electro-Optics, CLEO 2024
Country/TerritoryUnited States
CityCharlotte
Period5/7/245/10/24

Bibliographical note

Publisher Copyright:
© Optica Publishing Group 2024 © 2024 The Author(s)

Keywords

  • Arithmetic
  • Correlation
  • Electro-optical waveguides
  • Energy efficiency
  • Lasers and electrooptics

ASJC Scopus subject areas

  • Process Chemistry and Technology
  • Computer Networks and Communications
  • Civil and Structural Engineering
  • Electrical and Electronic Engineering
  • Electronic, Optical and Magnetic Materials
  • Instrumentation
  • Atomic and Molecular Physics, and Optics

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