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Photonic-Assisted multi-format microwave signal generation based on thin-film lithium niobite

  • Sha Zhu
  • , Miaoxing Cui
  • , Jiaxue Feng
  • , Kunpeng Zhai
  • , Nan Zhou
  • , Yiwen Zhang
  • , Edwin Yue Bun Pun
  • , Ning Hua Zhu
  • , Cheng Wang
  • Beijing University of Technology
  • City University of Hong Kong
  • CAS - Institute of Semiconductors

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

Abstract

Thin-film lithium niobate (TFLN) is a promising platform for optical communications, microwave photonics, and quantum technologies. Compared with conventional bulk materials, the TFLN platform has received widespread attention for its ability to achieve compact and high-performance integrated photonic components. In this work, we proposed a photonic-Assisted multi-format microwave signal generator based on a TFLN Mach-Zehnder modulator (MZM). It is a system with the capacity to generate and switch between a variety of microwave waveforms that are needed for optical communication and radars. The proposed microwave photonic link features a simple architecture, including only a laser, an MZM, and a photodetector (PD). Different waveforms can be obtained by appropriately setting the driven signal and direct current (DC) bias of the MZM, such as phase-shift keying (PSK) signal, amplitude-shift keying (ASK) signal, and dual-chirp microwave signal. The proposed signal generator offers a broad operating frequency range since no optical or electrical filters are involved. In addition, no extra optical processing is required which guarantees the simplicity of the generator.

Original languageEnglish
Title of host publicationSemiconductor Lasers and Applications XIII
EditorsWei Li, Werner H. Hofmann, Ting Wang
PublisherSPIE
ISBN (Electronic)9781510667716
DOIs
StatePublished - 2023
Externally publishedYes
EventSemiconductor Lasers and Applications XIII 2023 - Beijing, China
Duration: 14 Oct 202315 Oct 2023

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume12761
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceSemiconductor Lasers and Applications XIII 2023
Country/TerritoryChina
CityBeijing
Period14/10/2315/10/23

Keywords

  • Microwave photonics
  • multi-format signal generator
  • thin-film lithium niobate

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