What is Millimeter Wave Horn Antenna: Top Manufacturers

A millimeter wave horn antenna is a directional antenna designed to transmit and receive signals in millimeter-wave frequency bands. Known for high gain, wide bandwidth, and stable radiation characteristics, horn antennas are extensively used in radar systems, wireless communications, antenna measurements, and scientific research applications.

About mm wave Horn Antenna

A horn antenna is a radiating element shaped like a horn. A millimeter wave horn antenna operates in the millimeter frequency range (30 GHz to 300 GHz). Imagine a horn antenna as a waveguide with one end flared out and the other connected to an EM source. This setup radiates EM energy and receives it from free space.

Flaring out the waveguide’s mouth improves radiation efficiency, radiation pattern, and directivity.

Millimeter wave horn antennas come in various types based on their applications:

• Standard Gain Horn antenna
• Conical horn antenna
• Scalar feed horn antenna
• Horn lens antenna
• Wide angle scalar feed horn antenna

Technical Specifications of Millimeter Wave Horn Antenna

Here are the technical specifications of a millimeter wave horn antenna:

• Input waveguide type
• Frequency range of operation ($F_{min}$, $F_c$, $F_{max}$)
• Dimensions (Width (A), Height (B), Length (C))
• VSWR
• Horn antenna type

Millimeter Wave Horn Antenna Manufacturers or Vendors

The following table lists millimeter wave horn antenna manufacturers or vendors:

Manufacturers	Description
SAGE Millimeter, Inc., CA, USA	• Offers rectangular gain horns (standard and custom) with rectangular waveguide interface. • Covers frequency range from 8.2 GHz to 170 GHz. • Delivers about 20-23 dB gain with 10-11 degrees of HPBW.
Mi-Wave, Millimeter wave products Inc., FL, USA	• Different types of millimeter wave horn antennas are available for frequencies up to 300 GHz (see Figure 1). • Email: sales@miwv.com
Ducommun Incorporated, Santa Ana, CA	• Developed different types of horn antennas (circular, rectangular, lens corrected) in frequency range from 18 to 110 GHz.
Millitech, Inc.	• Develops mmWave horn antennas in the millimeter wave frequency range.

Summary

A millimeter wave horn antenna is a high-gain directional antenna used in radar, communications, and testing applications. Manufacturers provide horn antennas for 5G, aerospace, satellite, and millimeter wave measurement systems.