Aircraft Weather Radar Auto Updating Display System
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Solution Overview
Problem
Pilots require more detailed and up-to-date information about weather cells near an aircraft to effectively navigate through hazardous weather conditions, as existing weather radar systems often lack clear indicators of scanning status and data freshness.
Innovation Solution
A system and method that utilize a processing circuit to receive and process radar returns from horizontal and vertical scans, providing display data and automatically updating it based on additional scans, with indicators on a display device showing the status of weather cells being scanned, selected, or expired, ensuring pilots have real-time and accurate information.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of information
If the weather radar system performs detailed scans of weather cells to provide more information, then the information completeness improves, but the scanning time increases and data becomes less up-to-date
Solution Approach 1:
The patent segments the scanning process into different priority levels. Weather cells are divided into categories based on their proximity to the aircraft and potential hazard level. Cells closer to the aircraft receive more detailed and frequent scanning, while distant cells receive less intensive scanning. This segmentation allows the system to allocate scanning resources efficiently, providing comprehensive information for critical cells while maintaining overall situational awareness without excessive time consumption.
Solution Approach 2:
The system implements periodic scanning at different intervals based on weather cell characteristics. High-priority cells near the aircraft are scanned more frequently with shorter intervals, while lower-priority cells are scanned less frequently. This periodic action with variable intervals ensures that time-critical information is updated regularly while reducing the time spent on less urgent cells, balancing information completeness with data freshness.
2Reliability
If the system continuously updates display data with additional radar scans, then the data freshness improves, but the system complexity and processing load increase
Solution Approach 1:
The patent implements preliminary processing of radar returns as they are received, organizing and filtering data before full processing is required. Weather cells are identified and tracked in advance, with basic parameters extracted during initial scans. This preliminary action prepares the data structure so that subsequent updates can be performed more efficiently, reducing the processing load during continuous scanning operations while maintaining data freshness.
Solution Approach 2:
The system automatically manages the scanning and updating process without requiring constant pilot intervention. The weather radar system self-adjusts scanning priorities, automatically updates display data when weather cells are detected or approach the aircraft, and manages resource allocation independently. This self-service capability reduces the operational complexity for the pilot while maintaining reliable, fresh weather information through continuous automated scanning.
3Loss of information
If the radar system provides detailed information about multiple weather cells, then the situational awareness improves, but the ease of operation decreases due to information overload
Solution Approach 1:
The patent applies local quality by providing different levels of information detail for different weather cells based on their relevance to the aircraft. Cells that pose a higher threat or are closer to the aircraft receive more detailed information and prominent display, while less critical cells receive summarized information. This differential information presentation maintains high situational awareness for critical threats while preventing information overload from less relevant data, improving ease of operation.
Solution Approach 2:
The system extracts and highlights only the most critical weather cell information that requires pilot attention. Rather than presenting all available data uniformly, the system identifies and extracts key parameters from multiple weather cells, such as those posing immediate threats, and presents them in a prioritized manner. This extraction of essential information maintains comprehensive situational awareness while reducing the cognitive load on the pilot by filtering out less critical data.
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
Enhances pilot awareness by clearly indicating the status of weather cells being scanned, ensuring data relevance and reducing uncertainty about the radar system's operation, thus improving navigation through hazardous weather.
Implementation Method 1
receiving radar returns from at least one of a horizontal radar scan and a vertical radar scan
Data Source
AI summary
Methods, systems, and computer-readable media relating to providing weather data generated by a weather radar system of an aircraft are provided. The method includes receiving radar returns from at least one of a horizontal radar scan and a vertical radar scan. The method includes detecting a plurality of weather cells based on at least one of the horizontal radar scan and the vertical radar scan. The method includes providing display data representative of the plurality of weather cells. The method includes automatically providing updated display data representative of the plurality of weather cells based on at least one of an additional horizontal radar scan and an additional vertical radar scan.