INDUSTRY COMPONENT

Antenna Element

An antenna element is the fundamental radiating component in an antenna array, designed to transmit or receive electromagnetic waves at specific frequencies.

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Component Specifications

Definition
An antenna element is a discrete, individual radiating structure that forms the basic building block of an antenna array. It is engineered to operate at designated radio frequencies, converting electrical signals into electromagnetic waves for transmission or vice versa for reception. In antenna arrays, multiple elements are arranged in specific configurations to achieve desired radiation patterns, gain, and beamforming capabilities.
Working Principle
The antenna element operates on the principle of electromagnetic radiation. When an alternating electrical current is applied, it generates oscillating electromagnetic fields that propagate as radio waves. For reception, incoming electromagnetic waves induce an electrical current in the element. Its design (e.g., dipole, patch, slot) determines resonance frequency, polarization, and impedance matching.
Materials
Typically made from conductive materials such as copper, aluminum, or brass, often plated with silver or gold for enhanced conductivity and corrosion resistance. Dielectric substrates like FR4, Rogers, or PTFE are used for printed elements. Enclosures may use plastics or composites for protection.
Technical Parameters
  • Gain 2-6 dBi
  • VSWR <1.5:1
  • Beamwidth 60-120 degrees
  • Impedance 50 ohms
  • Polarization Linear or Circular
  • Frequency Range 2.4-5.8 GHz
Standards
ISO/IEC 17025, IEEE 145-2013, DIN EN 300328

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Antenna Element.

antenna element RF component antenna array electromagnetic radiation wireless communication beamforming impedance matching frequency range Antenna Element in Computer, Electronic and Optical Product Manufacturing

Parent Products

This component is used in the following industrial products

Antenna Array

A group of multiple antenna elements arranged in a specific pattern to enhance signal reception and transmission capabilities.

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Antenna System

A system of antennas and associated components designed to transmit and receive electromagnetic waves for wireless communication.

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Engineering Analysis

Risks & Mitigation
  • Impedance mismatch leading to signal loss
  • Material degradation from environmental exposure
  • Frequency drift due to manufacturing tolerances
FMEA Triads
Trigger: Poor soldering or connector attachment
Failure: Intermittent signal transmission or complete failure
Mitigation: Implement automated optical inspection (AOI) and rigorous electrical testing during assembly.
Trigger: Exposure to moisture or corrosive elements
Failure: Corrosion of conductive parts, increasing signal loss
Mitigation: Apply conformal coatings and specify materials with high corrosion resistance for outdoor use.

Industrial Ecosystem

Compatible With

Interchangeable Parts

Compliance & Inspection

Tolerance
±0.1 mm for critical dimensions, ±5% for electrical parameters
Test Method
Vector Network Analyzer (VNA) for S-parameters, anechoic chamber for radiation pattern and gain measurements

Procurement Evaluation Criteria

Not customer reviews or live demand data. These dimensions support RFQ preparation and supplier evaluation.

Technical documentation
4/5
Manufacturing capability
4/5
Inspection readiness
5/5
Supplier transparency
3/5

These scores are example evaluation dimensions, not real customer ratings, country-specific buyer feedback, or live inquiry activity.

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Frequently Asked Questions

What is the difference between an antenna element and an antenna array?

An antenna element is a single radiating unit, while an antenna array consists of multiple elements arranged to control radiation patterns, such as for beamforming or increased gain.

How does material choice affect antenna element performance?

Material conductivity impacts efficiency and loss; substrates affect dielectric constant and frequency stability; plating can enhance durability and signal integrity in harsh environments.

Can I contact factories directly?

Yes, each factory profile provides direct contact information.

Data Basis

CNFX manufacturer profiles, technical classification, publicly available product information, and ongoing plausibility checks.

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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