NextNav has been granted a patent for a method that calibrates weather stations by determining maximum allowed altitude errors based on pressure calibration errors and temperature variations. The method selects the best approach for estimating altitude and calibrating pressure sensors accordingly. GlobalData’s report on NextNav gives a 360-degree view of the company including its patenting strategy. Buy the report here.
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According to GlobalData’s company profile on NextNav, Perimeter security was a key innovation area identified from patents. NextNav's grant share as of January 2024 was 48%. Grant share is based on the ratio of number of grants to total number of patents.
Calibrating weather stations using maximum altitude errors
A recently granted patent (Publication Number: US11852780B1) discloses a method for calibrating a pressure sensor of a weather station using a series of steps performed by one or more machines. The method involves determining a maximum allowed pressure calibration error for the weather station, calculating a temperature variation in the environment where the station is located, and selecting an approach to estimate the altitude of the station. If the estimated altitude error exceeds the maximum allowed altitude error, an alternative approach is chosen for calibration. The method also includes determining the maximum allowed pressure calibration error based on pressure measurement resolution and temperature variations, ensuring accurate calibration of the pressure sensor.
Furthermore, the patent describes a system for implementing the calibration method, comprising computer-executable instructions stored in memory and executed by machines. The system allows for efficient and precise calibration of pressure sensors in weather stations by considering factors such as temperature variations and altitude errors. By utilizing a combination of approaches for estimating altitude and determining maximum allowed errors, the system ensures that the pressure sensor is calibrated accurately. This innovative method and system provide a reliable solution for maintaining the accuracy of weather station data, essential for various applications such as meteorology, environmental monitoring, and research.
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GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.
