Microwave photon delay time measurement calibration device
A calibration device and microwave photon technology, applied in the field of optical measurement, can solve the problems of not being able to give the measurement accuracy of optical delay, lack of calibration scheme, etc.
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[0025] In order to describe the present invention more specifically, the technical solutions of the present invention will be described in detail below in conjunction with the accompanying drawings and specific embodiments.
[0026] like figure 1 As shown, the microwave photon delay measurement and calibration device of the present invention includes three parts: a delay measurement system 1, a phase detection and calibration system 2, and an optical path to be measured 3; the optical path to be measured includes wavelength division multiplexers 4 and 10, and a circulator 5 , an active optical compensator 6, an optical fiber interface to be tested 7, a Faraday rotating mirror 8 and an optical amplifier 9; The optical signals are combined to the same test optical path, after passing through the circulator 5, they are connected to the active optical compensator 6, followed by the optical fiber interface 7 to be tested, and then connected to the Faraday rotating mirror 8, and the...
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