Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Video

Updated: Jun 23, 2026

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator
08:39

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

Published on: January 28, 2019

RF phase shifter using a distributed feedback laser in microwave transport systems.

Peng-Chun Peng1, Fang-Ming Wu, Wen-Jr Jiang

  • 1Department of Electro-Optical Engineering, National Taipei University of Technology, Taipei, Taiwan, ROC. pcpeng@ntut.edu.tw

Optics Express
|April 29, 2009
PubMed
Summary

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Grating-Based Fiber-Optic Sensing Using a Single Packaged FBG for Boundary-Dependent Motor Vibration-State Transitions.

Sensors (Basel, Switzerland)·2026
Same author

Real-Time Terrain Recognition for Quadruped Robots Using Proprioceptive Sensors and Temporal Convolutional Networks.

Sensors (Basel, Switzerland)·2026
Same author

A Dual-FBG Sensor with Machine Learning for Microstrain-Temperature Decoupling Under Cyanoacrylate Bonding Toward Catheter Applications.

Micromachines·2026
Same author

Comment on Sun et al. SGLT2i Versus Metformin for Delirium Prevention in Type 2 Diabetes: A Real-World, Head-to-Head Comparative Study. Diabetes Care 2025;48:1361-1369.

Diabetes care·2026
Same author

From Digital Anxiety to Empowerment in Older Adults: Cross-Sectional Survey Study on Psychosocial Drivers of Digital Literacy.

JMIR aging·2026
Same author

Cascaded exciton-photon coupling in hybrid Tamm plasmon-Fabry-Pérot cavities embedded with perovskite quantum dots.

Optics express·2025

This study demonstrates a novel radio-frequency phase shifter using a distributed feedback laser. It achieves significant phase shifts and signal amplification for improved microwave transport systems.

Area of Science:

  • Photonics and Microwave Engineering
  • Optical Signal Processing

Background:

  • Microwave transport systems require efficient phase shifting and signal amplification.
  • Distributed feedback (DFB) lasers offer potential for novel microwave photonic devices.

Purpose of the Study:

  • To experimentally validate a radio-frequency phase shifter utilizing a DFB laser.
  • To assess the phase shifter's performance in microwave transport applications.

Main Methods:

  • Integration of a DFB laser into a microwave transport system.
  • Experimental measurement of phase shift and signal amplification at 8.75 GHz.

Main Results:

  • Achieved phase shifts of approximately 101 degrees at 8.75 GHz.
  • Demonstrated signal amplification capability, enhancing transmission performance.

More Related Videos

Microwave Photonics Systems Based on Whispering-gallery-mode Resonators
12:18

Microwave Photonics Systems Based on Whispering-gallery-mode Resonators

Published on: August 5, 2013

Gradient Echo Quantum Memory in Warm Atomic Vapor
10:00

Gradient Echo Quantum Memory in Warm Atomic Vapor

Published on: November 11, 2013

Related Experiment Videos

Last Updated: Jun 23, 2026

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator
08:39

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

Published on: January 28, 2019

Microwave Photonics Systems Based on Whispering-gallery-mode Resonators
12:18

Microwave Photonics Systems Based on Whispering-gallery-mode Resonators

Published on: August 5, 2013

Gradient Echo Quantum Memory in Warm Atomic Vapor
10:00

Gradient Echo Quantum Memory in Warm Atomic Vapor

Published on: November 11, 2013

  • Observed generation of single sideband modulation.

    • Conclusions:

    • The DFB laser-based phase shifter is effective for microwave transport.
    • Potential applications include long-distance microwave transmission and all-optical inverters.