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 Concept Videos

MOSFET: Enhancement Mode01:22

MOSFET: Enhancement Mode

870
Enhancement-mode MOSFETs are pivotal components in electronics, distinguished by their capacity to act as highly efficient switches. They are part of the larger family of metal-oxide Semiconductor Field-Effect Transistors (MOSFETs). They are available in two types: p-channel and n-channel, each tailored to specific polarity operations.
In their basic form, enhancement-mode MOSFETs are typically non-conductive when the gate-source voltage (Vgs) is zero. This default 'off' state means no...
870
MOSFET: Depletion Mode01:20

MOSFET: Depletion Mode

904
Depletion-mode MOSFETs represent a unique subset of MOSFET technology, functioning fundamentally differently from their enhancement-mode counterparts. Unlike enhancement MOSFETs, which require a positive gate-source voltage (Vgs) to turn on, depletion-mode MOSFETs are inherently conductive and "normally on" devices.
The primary characteristic of depletion-mode MOSFETs is their ability to conduct current between the drain and source terminals without gate bias. This inherent conductivity...
904

You might also read

Related Articles

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

Sort by
Same author

Serum RIPK3/MLKL as exploratory biomarker candidates for systemic lupus erythematosus.

Lupus·2026
Same author

C-band high-power (519 mW CW/ 750 mW quasi-CW), low-noise distributed feedback semiconductor laser diode.

Optics express·2026
Same author

Flexible temporal cloak with retrievable events.

Optics express·2026
Same author

DFB laser arrays utilizing CPM-based sampled gratings for precise wavelength control and enhanced single-mode stability.

Optics express·2026
Same author

Linearity enhancement of linear frequency-modulated DFB semiconductor lasers based on smoothing algorithms.

Applied optics·2026
Same author

Integrated precise temperature regulation and electrophysiology sensing system for nanoplasmonic photothermal cardiac bradyarrhythmia therapy.

Microsystems & nanoengineering·2026
Same journal

Denoising algorithm of Φ-OTDR systems based on adaptive fractional wavelet transform denoising.

Optics express·2026
Same journal

Millisecond photon-to-photon latency and high-speed volumetric projection system for optogenetics.

Optics express·2026
Same journal

Polarization-encoded coaxial structured light for high-precision 3D surface profilometry.

Optics express·2026
Same journal

Discrete freeform optical design based on collaborative optimization of point cloud and local normals.

Optics express·2026
Same journal

Ultrafast ghost imaging with 25 GHz speckle switching and wavelength-division multiplexing.

Optics express·2026
Same journal

Atomic vapor cells fabricated by femtosecond laser welding of standard-optical-quality glass.

Optics express·2026
See all related articles

Related Experiment Video

Updated: Feb 19, 2026

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy
08:48

Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

Published on: November 22, 2019

8.1K

Modulation properties enhancement in a monolithic integrated two-section DFB laser utilizing side-mode injection

Yunshan Zhang, Lianyan Li, Yating Zhou

    Optics Express
    |November 3, 2017
    PubMed
    Summary
    This summary is machine-generated.

    This study demonstrates a monolithic optical injection-locked (MOIL) DFB laser using side-mode injection locking. This advanced laser suppresses distortions and improves bandwidth for radio-over-fiber systems.

    More Related Videos

    Automation of Mode Locking in a Nonlinear Polarization Rotation Fiber Laser through Output Polarization Measurements
    14:18

    Automation of Mode Locking in a Nonlinear Polarization Rotation Fiber Laser through Output Polarization Measurements

    Published on: February 28, 2016

    12.0K
    Construction and Characterization of External Cavity Diode Lasers for Atomic Physics
    09:10

    Construction and Characterization of External Cavity Diode Lasers for Atomic Physics

    Published on: April 24, 2014

    28.7K

    Related Experiment Videos

    Last Updated: Feb 19, 2026

    Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy
    08:48

    Low-cost Custom Fabrication and Mode-locked Operation of an All-normal-dispersion Femtosecond Fiber Laser for Multiphoton Microscopy

    Published on: November 22, 2019

    8.1K
    Automation of Mode Locking in a Nonlinear Polarization Rotation Fiber Laser through Output Polarization Measurements
    14:18

    Automation of Mode Locking in a Nonlinear Polarization Rotation Fiber Laser through Output Polarization Measurements

    Published on: February 28, 2016

    12.0K
    Construction and Characterization of External Cavity Diode Lasers for Atomic Physics
    09:10

    Construction and Characterization of External Cavity Diode Lasers for Atomic Physics

    Published on: April 24, 2014

    28.7K

    Area of Science:

    • Photonics and Optical Engineering
    • Semiconductor Lasers
    • Radio-over-Fiber Communications

    Background:

    • Monolithic optical injection-locked (MOIL) distributed feedback (DFB) lasers are crucial for high-performance optical communication systems.
    • Existing MOIL DFB lasers often suffer from limited injection locking range and low-frequency roll-off.
    • Minimizing nonlinear distortions and enhancing bandwidth are key challenges for these lasers.

    Purpose of the Study:

    • To experimentally demonstrate a MOIL DFB laser with a large and stable injection locking range.
    • To investigate the suppression of low-frequency roll-off and nonlinear distortions.
    • To evaluate the performance of the MOIL DFB laser in a radio-over-fiber system.

    Main Methods:

    • Utilizing the side-mode injection locking technique to achieve monolithic optical injection locking.
    • Characterizing the laser's frequency response, including relaxation oscillation frequency and 3-dB bandwidth.
    • Measuring nonlinear distortion parameters such as 1-dB compression point, second harmonic distortion (2HD), and third-order intermodulation distortion (IMD3).
    • Implementing and testing the laser in a simple radio-over-fiber system transmitting a 40 Msymbol/s 32-QAM signal at 6 GHz.

    Main Results:

    • Achieved a MOIL DFB laser with a significantly large and stable injection locking range.
    • Successfully suppressed low-frequency roll-off, resulting in improved signal integrity.
    • Measured a relaxation oscillation frequency of 26.84 GHz and an intrinsic 3-dB response bandwidth exceeding 30 GHz.
    • Demonstrated significant suppression of nonlinear distortions (1-dB compression point, 2HD, IMD3).
    • In a 50 km radio-over-fiber transmission, the MOIL DFB laser achieved an average error vector magnitude (EVM) of 2.94%, compared to 5.25% for a free-running DFB laser.

    Conclusions:

    • The side-mode injection locking technique enables the creation of MOIL DFB lasers with enhanced performance characteristics.
    • The demonstrated MOIL DFB laser offers a substantial improvement in bandwidth and distortion suppression compared to free-running DFB lasers.
    • This technology presents a promising solution for high-capacity and long-distance radio-over-fiber communication systems.