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

Propagation Speed of Electromagnetic Waves01:30

Propagation Speed of Electromagnetic Waves

Electromagnetic waves are consistent with Ampere's law. Assuming there is no conduction current Ampere's law is given as:
Speed of a Transverse Wave01:13

Speed of a Transverse Wave

The speed of a wave depends on the characteristics of the medium. For example, in the case of a guitar, the strings vibrate to produce the sound. The speed of the waves on the strings and the wavelength determine the frequency of the sound produced. The strings on a guitar have different thicknesses but may be made of similar material. They have different linear densities, and the linear density is defined as the mass per length.
One of the key properties of any wave is the wave speed. Light...
Doppler Effect - II01:05

Doppler Effect - II

The Doppler effect has several practical, real-world applications. For instance, meteorologists use Doppler radars to interpret weather events based on the Doppler effect. Typically, a transmitter emits radio waves at a specific frequency toward the sky from a weather station. The radio waves bounce off the clouds and precipitation and travel back to the weather station. The radio frequency of the waves reflected back to the station appears to decrease if the clouds or precipitation are moving...

You might also read

Related Articles

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

Sort by
Same author

[Photosynthetic characteristics of Cuscuta japonica and its hosts during parasitization and after detachment].

Ying yong sheng tai xue bao = The journal of applied ecology·2007
Same author

Hepatoma-derived growth factor binds DNA through the N-terminal PWWP domain.

BMC molecular biology·2007
Same author

[Evaluation of bubble oxygen inhalators' performances and an investigation on their solutions for improvement].

Zhongguo yi liao qi xie za zhi = Chinese journal of medical instrumentation·2007
Same author

Relaxation mechanisms of neferine on the rabbit corpus cavernosum tissue in vitro.

Asian journal of andrology·2007
Same author

[Effect of niacin on HDL-induced cholesterol efflux and LXRalpha expression in adipocytes of hypercholesterolemic rabbits].

Zhonghua xin xue guan bing za zhi·2007
Same author

Total synthesis of (+/-)-communesin F.

Journal of the American Chemical Society·2007
Same journal

RETRACTED: Zhang et al. A Novel Framework for Reconstruction and Imaging of Target Scattering Centers via Wide-Angle Incidence in Radar Networks. <i>Sensors</i> 2025, <i>25</i>, 6802.

Sensors (Basel, Switzerland)·2026
Same journal

Enhancing Unsupervised Multi-Source Domain Adaptation for Person Re-Identification via Mixture of Experts and Graph-Based Relation.

Sensors (Basel, Switzerland)·2026
Same journal

Development of an Instrumented Glove for Palmar Pressure Assessment in Kayakers.

Sensors (Basel, Switzerland)·2026
Same journal

Development and Experimental Validation of an Autonomous IoT-Based Monitoring System for Real-Time Water Quality Assessment in the Amazon River.

Sensors (Basel, Switzerland)·2026
Same journal

Semi-Supervised Adversarial Learning Framework for Controller Area Network Bus Intrusion Detection.

Sensors (Basel, Switzerland)·2026
Same journal

Smart Optimization Method for Safety Signs in Innovative Manufacturing Environments Integrating Industrial Field IoT Sensors and Knowledge Graphs.

Sensors (Basel, Switzerland)·2026
See all related articles

Related Experiment Video

Updated: May 13, 2026

Continuous-Wave Propagation Channel-Sounding Measurement System - Testing, Verification, and Measurements
09:36

Continuous-Wave Propagation Channel-Sounding Measurement System - Testing, Verification, and Measurements

Published on: June 25, 2021

Continuous transmission frequency modulation detection under variable sonar-target speed conditions.

Yang Wang1, Jun Yang

  • 1Key Laboratory of Noise and Vibration Research, Institute of Acoustics, Chinese Academy of Sciences, Beijing 100190, China. wangyang1@mail.ioa.ac.cn

Sensors (Basel, Switzerland)
|March 15, 2013
PubMed
Summary
This summary is machine-generated.

This study introduces a method to correct range errors in continuous transmission frequency modulation (CTFM) sonar caused by target velocity. By analyzing the Doppler shift, the sonar

More Related Videos

A Stable Phantom Material for Optical and Acoustic Imaging
04:54

A Stable Phantom Material for Optical and Acoustic Imaging

Published on: June 16, 2023

Multiplexing Focused Ultrasound Stimulation with Fluorescence Microscopy
08:39

Multiplexing Focused Ultrasound Stimulation with Fluorescence Microscopy

Published on: January 7, 2019

Related Experiment Videos

Last Updated: May 13, 2026

Continuous-Wave Propagation Channel-Sounding Measurement System - Testing, Verification, and Measurements
09:36

Continuous-Wave Propagation Channel-Sounding Measurement System - Testing, Verification, and Measurements

Published on: June 25, 2021

A Stable Phantom Material for Optical and Acoustic Imaging
04:54

A Stable Phantom Material for Optical and Acoustic Imaging

Published on: June 16, 2023

Multiplexing Focused Ultrasound Stimulation with Fluorescence Microscopy
08:39

Multiplexing Focused Ultrasound Stimulation with Fluorescence Microscopy

Published on: January 7, 2019

Area of Science:

  • Acoustics and Signal Processing
  • Marine Technology
  • Sensor Systems

Background:

  • Continuous transmission frequency modulation (CTFM) sonar is effective for stationary targets.
  • Target velocity induces Doppler shifts, causing range errors and limiting CTFM sonar applications.
  • Existing CTFM sonar systems are restricted to stationary conditions due to velocity-induced signal deviations.

Purpose of the Study:

  • To develop and validate an approach for correcting range deviations in CTFM sonar caused by target velocity.
  • To enable CTFM sonar to accurately measure ranges of moving targets.
  • To enhance the applicability of CTFM sonar in dynamic environments.

Main Methods:

  • Modified a conventional CTFM system by incorporating an out-of-sweep single tone signal.
  • Analyzed the Doppler effect on the echo signal to derive a Doppler factor.
  • Extracted the Doppler factor from the modified CTFM system's echo.
  • Conducted verification experiments and performance tests to assess the proposed method.

Main Results:

  • The proposed approach effectively corrects range deviations caused by the Doppler effect.
  • Experimental results validate the accuracy of the Doppler factor correction method.
  • Ranging precision was analyzed under various processing configurations.
  • A discrimination boundary was established for adjacent multiple targets, considering displacement and velocity.

Conclusions:

  • The developed method successfully compensates for velocity-induced range errors in CTFM sonar.
  • The modified CTFM system with an added tone signal provides a viable solution for ranging moving targets.
  • The findings enhance the operational capabilities of CTFM sonar systems in scenarios with relative target motion.