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

Aliasing01:18

Aliasing

572
Accurate signal sampling and reconstruction are crucial in various signal-processing applications. A time-domain signal's spectrum can be revealed using its Fourier transform. When this signal is sampled at a specific frequency, it results in multiple scaled replicas of the original spectrum in the frequency domain. The spacing of these replicas is determined by the sampling frequency.
If the sampling frequency is below the Nyquist rate, these replicas overlap, preventing the original...
572
Masking and Demasking Agents01:19

Masking and Demasking Agents

3.4K
EDTA titrations may necessitate masking and demasking agents to temporarily protect a particular metal ion in a mixture from the EDTA reaction. These agents facilitate the sequential analysis of the metal ions by forming stable complexes with some—but not all—metal ions during certain steps.
There are many masking agents, such as cyanide, fluoride, triethanolamine, thiourea, and 2,3-bis(sulfanyl)propan-1-ol (formerly 2,3-dimercapto-1-propanol), with the masking agent chosen based on...
3.4K
Design Example: Capacitance Multiplier Circuit01:20

Design Example: Capacitance Multiplier Circuit

1.5K
In integrated circuit technology, a capacitance multiplier is often utilized to produce a larger capacitance value when a small physical capacitance falls short. This is achieved by a circuit that multiplies capacitance values by a factor of up to 1000, such that a 10-pF capacitor can replicate the performance of a 100-nF capacitor.
The circuit illustrated in Figure 1 below incorporates two op-amps, with the first operating as a voltage follower and the second acting as an inverting amplifier.
1.5K
Even and Odd Signals01:17

Even and Odd Signals

2.1K
An even signal, whether in continuous-time or discrete-time, is defined by its symmetry with its time-reversed version. Mathematically, this is represented as
2.1K
Reconstruction of Signal using Interpolation01:10

Reconstruction of Signal using Interpolation

698
Signal processing techniques are essential for accurately converting continuous signals to digital formats and vice versa. When a continuous signal is sampled with a period T, the resulting sampled signal exhibits replicas of the original spectrum in the frequency domain, spaced at intervals equal to the sampling frequency. To handle this sampled signal, a zero-order hold method can be applied, which creates a piecewise constant signal by retaining each sample's value until the next...
698
Back EMF01:24

Back EMF

4.3K
Generators convert mechanical energy into electrical energy, whereas motors convert electrical energy into mechanical energy. A motor works by sending a current through a loop of wire located in a magnetic field. As a result, the magnetic field exerts a torque on the loop. This rotates a shaft, extracting mechanical work from the electrical current sent in initially. When the coil of a motor is turned, magnetic flux changes through the coil, and an emf (consistent with Faraday's law) is...
4.3K

You might also read

Related Articles

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

Sort by
Same author

Universal convolution from wave dynamics: photonic processing and encryption in synthetic dimension.

Nature communications·2026
Same author

Phenotypic evaluation and mapping QTLs for drought tolerance in an interspecific RIL population from a Setaria italica × Setaria viridis cross.

BMC plant biology·2026
Same author

Development and validation of a simplified dynamic nomogram for preoperative prediction of microvascular invasion in hepatocellular carcinoma.

European journal of gastroenterology & hepatology·2026
Same author

Examining weekday-weekend variations in factors affecting pedestrian crashes: A geospatial explainable machine learning framework.

Accident; analysis and prevention·2026
Same author

A membrane-to-nucleus targeting photosensitizer featuring aggregation-induced emission for dual-color imaging-guided antifungal therapy and biofilm disruption.

Biomaterials·2026
Same author

Network-Reconfigured Thermoelectric Flexible Sensor for Ultrafast Steady-State Temperature Perception.

ACS nano·2026
Same journal

Bioactive carbon dots from peony seed meal for nanomedicine via circular economy.

iScience·2026
Same journal

Genetic ablation of <i>Sfxn5</i> induces mitochondrial dysfunction and precipitates lethal metabolic crisis in mice.

iScience·2026
Same journal

Expansion, functional diversification, and gene fusion events in the Ato protein family.

iScience·2026
Same journal

The pro-inflammatory cytokines IFN-α and TNF-α inhibit organoid-derived extravillous trophoblast invasion.

iScience·2026
Same journal

Urbanization compound pathways of global lung cancer incidence risk under proximal and distal interactions.

iScience·2026
Same journal

Capsid and integrase play essential apposing roles in viral ribonucleoprotein assembly during HIV-1 core morphogenesis.

iScience·2026
See all related articles

Related Experiment Video

Updated: Jan 18, 2026

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms
08:48

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Published on: September 25, 2020

6.2K

Cross-eye jamming method based on 1-bit digital coding metasurface.

Zehao Wang1, Xiaolong Su1, Panhe Hu1

  • 1College of Electronic Science and Technology, National University of Defense Technology, Changsha 410073, China.

Iscience
|September 10, 2025
PubMed
Summary
This summary is machine-generated.

This study introduces a novel cross-eye jamming (CEJ) method using digital coding metasurfaces (DCMs) for monopulse radar. The DCM-based approach simplifies hardware and significantly enhances jamming effectiveness, achieving over double the gain.

Keywords:
Applied sciencesEngineeringPhotonics

More Related Videos

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces
09:33

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

Published on: June 7, 2019

6.6K
Microfluidic Platform with Multiplexed Electronic Detection for Spatial Tracking of Particles
11:54

Microfluidic Platform with Multiplexed Electronic Detection for Spatial Tracking of Particles

Published on: March 13, 2017

9.8K

Related Experiment Videos

Last Updated: Jan 18, 2026

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms
08:48

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Published on: September 25, 2020

6.2K
Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces
09:33

Demonstration of Equal-Intensity Beam Generation by Dielectric Metasurfaces

Published on: June 7, 2019

6.6K
Microfluidic Platform with Multiplexed Electronic Detection for Spatial Tracking of Particles
11:54

Microfluidic Platform with Multiplexed Electronic Detection for Spatial Tracking of Particles

Published on: March 13, 2017

9.8K

Area of Science:

  • Electronic Warfare
  • Metamaterials and Metasurfaces
  • Radar Systems Engineering

Background:

  • Monopulse radar is vital for missile guidance but vulnerable to cross-eye jamming (CEJ).
  • Traditional CEJ requires complex hardware for amplitude and phase modulation.
  • Digital coding metasurfaces (DCMs) offer advanced electromagnetic wave modulation capabilities.

Purpose of the Study:

  • To propose and validate a novel cross-eye jamming (CEJ) method utilizing digital coding metasurfaces (DCMs).
  • To demonstrate the feasibility of generating CEJ signals using DCMs for enhanced monopulse radar countermeasures.

Main Methods:

  • Derivation of the electromagnetic modulation model for DCMs.
  • Theoretical demonstration of CEJ signal generation using two DCMs.
  • Simulation analysis to evaluate the performance of the proposed DCM-based CEJ method.

Main Results:

  • The proposed method successfully generates cross-eye jamming signals using DCMs.
  • Achieved more than double the cross-eye gain compared to traditional methods.
  • The method remains effective with DCM phase modulation errors within 40°.

Conclusions:

  • Digital coding metasurfaces provide a simplified and effective platform for implementing advanced cross-eye jamming.
  • The DCM-based CEJ method offers a significant improvement in jamming gain for monopulse radar systems.
  • This technology presents a promising advancement in electronic warfare capabilities.