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

The Antenna Complex01:42

The Antenna Complex

6.0K
Plants and other photosynthetic organisms comprise pigments capable of absorption of direct sunlight. These pigments are present in the reaction center - the main site of photochemical reactions as well as in the antenna complex. Under average light conditions, the rate at which reaction center pigments absorb light is far below the electron transport chain's capacity. As a result, the reaction center alone cannot provide enough energy to drive photosynthesis. The photosynthetic efficiency...
6.0K

You might also read

Related Articles

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

Sort by
Same author

Sodium alginate/modified gelatin photothermal antibacterial hydrogel with mesoporous polydopamine-loaded α-N-thiosemicarbazone for promoting wound healing.

International journal of biological macromolecules·2026
Same author

Constructing High-Performance ZIF-8-Modified PVA/Poly(ionic liquid) Composite Membranes with Integrated Dyes/Cu<sup>2+</sup> Adsorption and Antibacterial Properties.

Langmuir : the ACS journal of surfaces and colloids·2026
Same author

The temporal sequence of influenza H1N1 and <i>Mycoplasma pneumoniae</i> co-infection causes disease severity in Syrian hamster models.

Frontiers in microbiology·2026
Same author

miRNA-146b Targets <i>TRAF6</i> and Inhibits LTA-Induced Inflammation of Bovine Mammary Epithelial Cells.

Animals : an open access journal from MDPI·2026
Same author

Elucidation of Response Mechanism of Potato to Nitrogen Stress by Physiological and Transcriptional Analyses.

Genes·2026
Same author

Carbon-Dot-Assisted Mg-Al-Layered Double Hydroxide Dispersion in Waterborne Epoxy Coating with Enhanced Corrosion Protection.

Langmuir : the ACS journal of surfaces and colloids·2026

Related Experiment Video

Updated: Jul 12, 2025

Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit
05:30

Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit

Published on: September 8, 2023

590

A Compact RF Energy Harvesting Wireless Sensor Node with an Energy Intensity Adaptive Management Algorithm.

Xiaoqiang Liu1, Mingxue Li1, Xinkai Chen1

  • 1School of Aeronautics, Harbin Institute of Technology, Harbin 150001, China.

Sensors (Basel, Switzerland)
|October 28, 2023
PubMed
Summary

This study introduces a compact wireless sensor node (WSN) for RF energy harvesting. It achieves self-powered operation up to 13.4m, demonstrating efficient energy management for extended functionality.

Keywords:
RF energy harvestingWSNcompact designenergy managementrectenna

More Related Videos

Construction of a Wireless-Enabled Endoscopically Implantable Sensor for pH Monitoring with Zero-Bias Schottky Diode-based Receiver
08:25

Construction of a Wireless-Enabled Endoscopically Implantable Sensor for pH Monitoring with Zero-Bias Schottky Diode-based Receiver

Published on: August 27, 2021

2.6K
Effective Analysis of Human Exposure Conditions with Body-worn Dosimeters in the 2.4 GHz Band
06:43

Effective Analysis of Human Exposure Conditions with Body-worn Dosimeters in the 2.4 GHz Band

Published on: May 2, 2018

7.1K

Related Experiment Videos

Last Updated: Jul 12, 2025

Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit
05:30

Large Scale Energy Efficient Sensor Network Routing Using a Quantum Processor Unit

Published on: September 8, 2023

590
Construction of a Wireless-Enabled Endoscopically Implantable Sensor for pH Monitoring with Zero-Bias Schottky Diode-based Receiver
08:25

Construction of a Wireless-Enabled Endoscopically Implantable Sensor for pH Monitoring with Zero-Bias Schottky Diode-based Receiver

Published on: August 27, 2021

2.6K
Effective Analysis of Human Exposure Conditions with Body-worn Dosimeters in the 2.4 GHz Band
06:43

Effective Analysis of Human Exposure Conditions with Body-worn Dosimeters in the 2.4 GHz Band

Published on: May 2, 2018

7.1K

Area of Science:

  • Electrical Engineering
  • Wireless Communication
  • Energy Harvesting

Background:

  • Wireless sensor nodes (WSNs) traditionally require external power sources or frequent battery replacements.
  • Efficient radio frequency (RF) energy harvesting is crucial for enabling self-powered WSNs.
  • Miniaturization of WSN components is essential for practical deployment in various applications.

Purpose of the Study:

  • To design and demonstrate a compact, integrated RF energy harvesting WSN.
  • To improve antenna performance and rectifier efficiency for effective energy capture.
  • To develop an adaptive energy management algorithm for optimizing WSN operation under varying RF power conditions.

Main Methods:

  • Integration of antenna, rectifier, and energy management circuits onto a single printed circuit board (PCB).
  • Antenna miniaturization using etched rectangular slots in the radiation patch.
  • Development of a dual-mode energy model and an adaptive management algorithm based on input energy intensity.
  • Characterization of antenna parameters (S11, gain) and rectifier efficiency (RF-to-DC conversion).

Main Results:

  • A compact WSN measuring 53 mm × 59.77 mm × 4.5 mm was fabricated.
  • The antenna achieved an S11 of -24.9 dB at 2.437 GHz with a maximum gain of 4.8 dBi.
  • The rectifier demonstrated a peak RF-to-DC conversion efficiency of 52.53% at 7 dBm input power.
  • Self-powered operation was achieved at a distance of 13.4 m from the transmitter.
  • The adaptive management algorithm effectively distinguished operating modes and optimized energy management.

Conclusions:

  • The proposed compact RF energy harvesting WSN enables self-powered operation in remote locations.
  • The integrated design and adaptive energy management strategy enhance WSN efficiency and reliability.
  • This technology offers a viable solution for sustainable, long-term wireless sensing applications.