FREQUENCY SITUATION OBSERVATION SYSTEM, FREQUENCY SITUATION OBSERVATION METHOD, AND DATA ARITHMETIC DEVICE
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United States of America
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Issued Date -
Jan 30, 2025
app pub date -
Nov 19, 2021
filing date -
Nov 19, 2021
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Abstract
A frequency state observation system observes a spectrum in a predetermined frequency range by a plurality of observation devices that are arranged in advance at different positions in a predetermined area, performs wireless communication in the predetermined frequency range, receives, by a data calculation device, the spectrum and packet information from each of the plurality of observation devices together with each of time information, synchronizes each of spectra received by the data calculation device based on time information of packet information corresponding to the spectra, and determines usage of a frequency in the predetermined area or the type of a wireless system transmitting a radio wave in the predetermined area, on the basis of each of the synchronized spectra.
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