A microstrip antenna, radar and communication device
By setting a gap between the radiating patch and the grounding patch of the microstrip antenna and making their overlap distance less than 0.01λ, combined with the design of patch units and grounding units of a specific shape, the end-fire performance of the microstrip antenna is realized, which is suitable for 5G antennas and radar systems.
CN116315632BActive Publication Date: 2026-06-02SHENZHEN SUNWAY COMM
3 Cites 0 Cited by
Patent Information
- Application Number
- CN202310209105.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2023-02-24
- Publication Date
- 2026-06-02
- Estimated Expiration
- 2043-02-24
AI Technical Summary
Technical Problem
Existing microstrip antennas are difficult to achieve end-fire performance.
Method used
By setting a gap between the radiating patch and the grounding patch, and making their overlap distance less than 0.01λ, combined with the matrix-arranged patch units and the array-set grounding units, end-fire of the microstrip antenna is achieved.
Benefits of technology
It achieves end-fire performance of microstrip antennas, with a transmit coefficient S11 of less than -10dB and a projection coefficient of greater than -5dB, making it suitable for 5G antennas and radar systems.
✦ Generated by Eureka AI based on patent content.
Abstract
The embodiment of the present application relates to the technical field of antenna, and discloses a microstrip antenna, the microstrip antenna includes dielectric substrate, radiation patch and ground sheet, the dielectric substrate is provided with first surface and second surface, the first surface and the second surface are oppositely arranged;The radiation patch is arranged on the first surface, and the radiation patch is provided with a plurality of first slits;The ground sheet is arranged on the second surface, and the ground sheet is provided with a plurality of second slits, wherein, in the direction from the first surface to the second surface, the radiation patch and the ground sheet overlap, and the vertical distance between the radiation patch and the ground sheet is less than 0.01 lambda. Through the above mode, the embodiment of the present application can realize the end-fire of the microstrip antenna.
Need to check novelty before this filing date? Find Prior Art