Low-cost full-band high-signal-to-noise ratio navigation module

By using an FR4 substrate and metal arm to replace the ceramic dielectric antenna, combined with integrated filtering and combining and direct connection, the problems of high cost and low signal-to-noise ratio of navigation modules are solved, realizing a low-cost, high signal-to-noise ratio and full-band coverage navigation module, which is suitable for intelligent driving and vehicle-road cooperative systems.

CN224554707UActive Publication Date: 2026-07-24TAIZHOU SUZHONG ANTENNA GROUP
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
TAIZHOU SUZHONG ANTENNA GROUP
Filing Date
2026-06-17
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

Traditional navigation modules' ceramic dielectric antennas are expensive, have limited frequency band coverage, and low signal-to-noise ratio, making it difficult to meet the requirements of low cost and high signal-to-noise ratio.

Method used

The traditional ceramic dielectric antenna is replaced by an FR4 substrate and a metal arm. The metal arm is designed to match the signal processing circuit to achieve full-band signal coverage. Noise interference is reduced by integrating filtering and combining and direct connection.

Benefits of technology

It achieves a low-cost, full-band, high signal-to-noise ratio navigation module, reduces material and manufacturing costs, improves gain and signal purity, adapts to a variety of complex application scenarios, and enhances mass production efficiency and installation compatibility.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a low -cost full -band high signal to noise ratio navigation module relates to wireless communication technical field, include: main circuit board, integrated setting signal processing circuit, set up first radio frequency interface and first ground terminal on main circuit board, navigation antenna includes the antenna main body board made of FR4 board, and be used for enhancing antenna radiation performance, improve gain, signal radiation multichannel receiving and can filter combining output's multiple metal arms, and metal arm is set up with signal processing circuit matching to cover full -band signal, set up second radio frequency interface and second ground terminal on antenna main body board, and second radio frequency interface and first radio frequency interface are connected through radio frequency direct unit, and second ground terminal and first ground terminal are face connection settings, the utility model discloses adopt FR4 substrate and metal arm to replace traditional ceramic medium antenna, and antenna main body board and main circuit board radio frequency signal direct connection, realize full -band, high gain, high signal to noise ratio, light weight.
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