Antenna Structure

Simple SummaryContent extracted from patent full text and abstract with AI.

The invention describes an improved antenna structure, particularly for high-frequency (RF) applications, which uses a waveguide (such as a slotted waveguide or dielectric guide) combined with a protruding termination structure (often triangular or wing-shaped). This termination structure, positioned adjacent to non-radiating sides of the waveguide, enables the antenna to achieve a much more uniform 360-degree (omnidirectional) coverage, minimizing or eliminating 'blind spots' traditionally encountered in such antennas.

Use CasesContent extracted from patent full text and abstract with AI.

• Automotive radar sensors for advanced driver assistance systems (ADAS) and autonomous vehicles
• Industrial radar or sensor systems for environment monitoring or hazard detection
• Aerospace applications for situational awareness radar
• Wireless communication systems requiring omnidirectional antennas
• Security and surveillance systems utilizing distributed radar arrays
• Robotics (for obstacle avoidance using radar)
• MIMO (Multiple-Input, Multiple-Output) radar arrays for imaging or object detection

BenefitsContent extracted from patent full text and abstract with AI.

• Provides a highly uniform and nearly complete omnidirectional (360-degree) radiation and reception pattern, reducing or eliminating blind spots.
• Allows for simple and scalable integration into complex arrays (such as MIMO systems) without problematic mutual interference between antenna elements.
• Can be manufactured using modern techniques like 3D-printing, injection molding, or conventional processes.
• Enables compact designs with customizable cross-sectional shapes and termination elements (e.g., triangular, rounded, polygonal).
• Improves sensitivity and reliability for radar applications, especially in scenarios requiring full environmental awareness (such as automotive safety).
• Reduces antenna array complexity and manufacturing costs due to ease of integration and flexible production.
• Can be adapted for use with both metal and dielectric waveguides, making the technology widely applicable across frequencies and applications.

Technical Classifications (CPCs)

Inventors & Applicants

Patent Abstract

The present invention relates to an antenna structure comprising a waveguide, with the waveguide comprising a guide element for guiding waves and with a termination structure protruding away from the guide element being provided adjacent to the latter.