| 摘要 |
PROBLEM TO BE SOLVED: To provide a radar device capable of raising calculation accuracy of relative speed of a target.SOLUTION: A radar device, which is an FM-CW system radar device, includes: a measurement unit which performs first measurement in a first period for increasing frequencies of transmission waves, second measurement in a second period for reducing the frequencies of the transmission waves, and third measurement in a third period for maintaining the frequencies of the transmission waves constant; a first calculation unit which calculates distance to a target according to a result of the first measurement and a result of the second measurement; and a second calculation unit which calculates relative speed of the target according to a result of the third measurement. |
