Photonic Generation of Arbitrary Waveforms with Tunable Repetition Rate Based on Fractional Temporal Talbot Effect

Wenjie Lai*, Bin Wang, Weifeng Zhang

*Corresponding author for this work

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

Abstract

We propose and experimentally demonstrate a photonic approach to generate arbitrary waveforms with a tunable repetition rate based on fractional temporal Talbot effect. With the use of optical real-Time Fourier transformation, arbitrary waveform generation is enabled by shaping the spectral of the optical signal. By specifically designing the dispersion parameter, fractional temporal Talbot effect is caused, which can be leveraged to tune the repetition rate of the waveforms. An experiment is performed, two rectangular waveforms with a repetition rate of 10.28 GHz and 15.42 GHz, and a triangular waveform with a repetition rate of 10.28 GHz are experimentally generated. The proposed approach holds great advantages including simple structure, tunable repetition rate, and low requirement on the input signal.

Original languageEnglish
Title of host publication2023 International Topical Meeting on Microwave Photonics, MWP 2023 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798350342215
DOIs
Publication statusPublished - 2023
Event2023 International Topical Meeting on Microwave Photonics, MWP 2023 - Nanjing, China
Duration: 15 Oct 202318 Oct 2023

Publication series

Name2023 International Topical Meeting on Microwave Photonics, MWP 2023 - Proceedings

Conference

Conference2023 International Topical Meeting on Microwave Photonics, MWP 2023
Country/TerritoryChina
CityNanjing
Period15/10/2318/10/23

Keywords

  • Microwave photonics
  • arbitrary waveform generation
  • fractional temporal Talbot effect
  • tunable repetition rate

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