## Abstract This paper describes a partially dielectric‐loaded Vivaldi antenna (PDVA) structure that maintains ultra‐wideband antenna characteristics over a bandwidth ratio greater than 25:1 so as to improve the impulse radiation characteristics for multisensor adaptive ground‐penetrating Radar (GP
Ultra-wideband TEM horn design for ground penetrating impulse radar systems
✍ Scribed by Ahmet Serdar Turk
- Publisher
- John Wiley and Sons
- Year
- 2004
- Tongue
- English
- Weight
- 159 KB
- Volume
- 41
- Category
- Article
- ISSN
- 0895-2477
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✦ Synopsis
Abstract
The partial dielectric‐loaded TEM horn (PDTEM) structure, which maintains ultra‐wideband antenna characteristics over a bandwidth ratio greater than 20:1 in order to improve the impulse‐radiation characteristics for ground penetrating radar systems is described in this paper. It is shown that high‐gain and low‐input‐reflection levels over the operational band are attainable for TEM horns with proper dielectric, absorber, and resistive loadings. © 2004 Wiley Periodicals, Inc. Microwave Opt Technol Lett 41: 333–336, 2004; Published online in Wiley InterScience (www.interscience.wiley.com). DOI 10.1002/mop.20133
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## Abstract The array configuration of the partially dielectric‐loaded TEM (PDTEM) horn structure that can maintain very broadband antenna characteristics over a bandwidth ratio greater than 50:1 is proposed to obtain an efficient impulse signal radiation for ultra‐wide band radar and communication
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