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Generation of Tunable Phase-Coded Microwave Pulses Based on Active Mode-Locking Optoelectronic Oscillator

  • Boxiong Cui*
  • , Chenyang Ma
  • , Cheng Gu
  • , Xinyu Jin
  • , Wen Xie
  • , Zhengyang Xie
  • , Xin Zhao
  • , Pengwei Gong
  • , Zheng Zheng
  • *Corresponding author for this work
  • Beihang University
  • Beijing Institute of Radio Metrology and Measurement

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

Abstract

We proposes and verifies a method for generating phase-coded microwave pulse signals based on Active Mode-Locking Optoelectronic Oscillator (AML-OEO). With the help of the AML-OEO, this scheme utilizes a phase modulator driven by phase-coded signals, where the duration of each voltage polarity code is the same as the OEO loop delay, generating phase-coded coherent microwave pulse trains. Such signals have the advantage of a large time-bandwidth product, which can balance the detection range and range resolution of radar, while also possessing characteristics such as anti-interference and low interception. In experiments, we obtained the phase-coded microwave pulse sequences using square waves and 7-bit Barker codes respectively.

Original languageEnglish
Title of host publication2025 Asia Communications and Photonics Conference, ACP 2025
PublisherOptica Publishing Group (formerly OSA)
ISBN (Electronic)9798350357400
DOIs
StatePublished - 2025
Event2025 Asia Communications and Photonics Conference, ACP 2025 - Jiangsu, China
Duration: 5 Nov 20258 Nov 2025

Publication series

NameAsia Communications and Photonics Conference, ACP
ISSN (Print)2162-108X

Conference

Conference2025 Asia Communications and Photonics Conference, ACP 2025
Country/TerritoryChina
CityJiangsu
Period5/11/258/11/25

Keywords

  • active mode-locking
  • microwave pulse trains
  • optoelectronic oscillator
  • phase-coded

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