Optical fiber repeater, time delay measurement method, device thereof, and compensation method, system
A technology of optical fiber repeater and delay measurement, which is applied in the field of communication, can solve the problems of difficult alignment of baseband signal delay, difficulty of coordination and stable operation of optical fiber repeater, and achieve the effect of delay
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[0036] In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
[0037] In the embodiment of the present invention, the central office equipment REC sends delay test instructions to each level of coverage end equipment RE in the first N-1 level of coverage equipment RE in the cascade, and the first N-1 level of coverage end equipment in the cascade connection Each level of coverage end equipment RE in the RE respectively tests the single-line transmission delay of the fiber link between itself and the next level of coverage end equipment RE according to the delay test command. The sum of the single-line transmission delay obtained by the first-level coverage end...
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