THE CHALLENGE
The core challenge in today’s VHF/UHF antenna market lies in balancing high-performance technical requirements with practical business needs such as cost, durability, and ease of deployment. Existing antenna designs—like traditional coaxial collinear and dipole systems—often suffer from narrow bandwidth and unstable radiation patterns, which reduce signal reliability and data transmission efficiency. These technical shortfalls lead to real-world issues: limited coverage, inconsistent performance in mobile or harsh environments, and increased maintenance costs. Additionally, efforts to enhance bandwidth and gain, such as using bulky or complex structures, tend to raise production costs and complicate installation—especially in compact or buoy-mounted applications. As demand grows for robust, high-speed wireless communication systems, businesses face increasing pressure to deliver antennas that are not only technically superior—offering wide impedance and gain bandwidth, omnidirectional coverage, and stable gain—but also scalable, lightweight, and cost-effective for diverse applications.
OUR SOLUTION
We introduce a next-generation coaxial collinear antenna that overcomes the key limitations of traditional designs by significantly boosting bandwidth, gain stability, and overall efficiency—without sacrificing cost-effectiveness or ease of deployment. Using a unique configuration of coaxial cable segments connected in an alternating inner-to-outer pattern, combined with lightweight, strategically bent wire mesh elements, this antenna achieves 3–5 times wider bandwidth than conventional models. It supports both center-fed and innovative end-fed configurations, the latter enhancing performance through improved signal distribution and reduced radiation distortion. With built-in impedance matching for seamless integration and a design adaptable to different construction methods, our antenna offers a scalable, high-performance solution for industries relying on VHF/UHF systems—such as telecommunications, broadcasting, and marine communications—where reliability, broad coverage, and installation flexibility are critical to business success.
Figure: Sketch of two sections of the proposed wideband coaxial collinear antenna. (a) 3D view and (b) side view.
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Potential Application: