RADIO WAVE MAP UPDATE DEVICE, RADIO WAVE MAP UPDATE METHOD, AND COMMUNICATION QUALITY IDENTIFYING DEVICE
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United States of America Patent
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Issued Date -
Aug 3, 2023
app pub date -
Apr 10, 2023
filing date -
Oct 13, 2020
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Abstract
A radio wave map update device includes a storage unit, a receiving unit, and an update unit. The storage unit is configured to store a radio wave map that contains reference position information indicating a reference position, reference blockage information indicating a reference blockage situation of a communication with a first base station at the reference position, and reference communication quality information of a communication with the first base station or a second base station under the reference blockage situation at the reference position. The receiving unit is configured to receive communication quality information of the communication between a probe information transmitter mounted in a moving body and the first base station or the second base station. The update unit configured to update the reference communication quality information stored in the storage unit using the communication quality information.
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