Radar Fill Level Measurement Device High-Frequency Amplifier
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Solution Overview
Problem
Current radar fill level measurement devices require a large number of discrete high-frequency components and mechanical systems for precise surface scanning, leading to complexity, cost, and maintenance issues due to the need for multiple transmitters and receivers, which are expensive and prone to failure in harsh conditions.
Innovation Solution
A radar fill level measurement device utilizing multiple integrated radar chips with synchronization and amplification techniques, including a master-slave chip configuration and FPGA signal processing, to achieve precise beam forming and digital beam shaping, reducing the need for mechanical components and simplifying the hardware setup.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If multiple discrete transmitters and receivers are used for precise surface scanning, then measurement precision is improved, but device complexity increases
Solution Approach 1:
The patent combines multiple transmitters and receivers into integrated radar chips, where multiple transmission channels and reception channels are merged onto single chips. This integration reduces the number of discrete components while maintaining the capability for precise multi-channel surface scanning, directly resolving the contradiction between measurement precision and device complexity
Solution Approach 2:
The radar chips are designed with multi-functional capabilities, where each chip can perform both transmission and reception functions across multiple channels. The synchronization circuits enable these chips to work together in a master-slave configuration, allowing a reduced number of chips to achieve the functionality of many discrete components
2Measurement precision
If multiple discrete high-frequency components are used, then measurement precision is improved, but manufacturing cost increases
Solution Approach 1:
The patent merges multiple discrete high-frequency components into integrated radar chips with multiple transmission and reception channels. This consolidation reduces the bill of materials and assembly costs while maintaining the precision required for fill level measurement, directly addressing the contradiction between measurement precision and manufacturing cost
3Measurement precision
If multiple discrete components are used, then measurement precision is improved, but reliability decreases
Solution Approach 1:
The patent integrates multiple transmission and reception channels onto single radar chips, reducing the total number of discrete components. Fewer discrete connections and interfaces mean fewer potential failure points, thereby improving system reliability while maintaining the multi-channel capability needed for precise surface topology detection
Solution Approach 2:
The synchronization circuits establish master-slave relationships between radar chips with feedback mechanisms that ensure coordinated operation. This feedback system enables the chips to work together as a unified system, maintaining measurement precision while improving reliability through synchronized operation and error correction
4Measurement precision
If multiple transmitters and receivers are used, then measurement precision is improved, but energy consumption increases
Solution Approach 1:
The patent combines multiple transmission and reception functions into integrated radar chips, reducing the overall power consumption compared to discrete components. The integrated architecture enables more efficient power distribution and management, achieving precise radar signal detection with lower energy consumption
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This solution enables efficient, cost-effective, and robust fill level measurement with precise surface topology detection, reducing hardware complexity and energy consumption while maintaining performance in harsh environments.
Implementation Method 1
one or more high-frequency amplifiers arranged in the high-frequency line arrangement and designed for amplifying the high-frequency signal
Data Source
AI summary
A radar fill level measurement device for fill level measurement or for detecting a topology of a filling material surface in a container is provided, including: a first radar chip and a second radar chip, the first radar chip including a first synchronization circuit configured to generate a high-frequency signal, and the second radar chip including a second synchronization circuit; a high-frequency line arrangement configured to transfer the high-frequency signal from the first synchronization circuit to the second synchronization circuit for synchronizing the two radar chips; and a high-frequency amplifier arranged in the high-frequency line arrangement and configured to amplify the high-frequency signal.