Patent ID: 9106044
Filing Date: 2015-08-11
Classification: G02B,H01S,H04B,H04J,H04L,H05H

Abstract:
1. A system for generating a synchronization control signal for synchronizing a radio-frequency signal having a frequency f Rf and a pulsed optical signal, the system comprising: a radio-frequency signal input for the radio-frequency signal; an input for the pulsed optical signal, the pulsed optical signal being pulsed at a repetition rate f an electro-optical amplitude modulator that includes an optical input, a voltage input that is connected to a phase element of the electro-optical amplitude modulator, and an optical output; a phase shift controller that includes a controller input and a controller output at which the synchronization control signal is output; a phase shift mixer that includes a radio-frequency input, a local-oscillator input, and an output; a first and a second photodetector that each include an optical input and an output; an optical input connection that connects the input for the optical signal to the optical input of the electro-optical amplitude modulator; and an input splitter that is arranged in the input connection in order to output the optical signal additionally to a branch of the input splitter, wherein the radio-frequency signal input is connected to the voltage input of the electro-optical amplitude modulator, wherein the branch of the input splitter is connected to the optical input of the first photodetector, wherein the output of the first photodetector is connected to the local-oscillator input of the phase shift mixer, wherein the optical output of the electro-optical amplitude modulator is connected to the optical input of the second photodetector wherein the output of the second photodetector is connected to the radio-frequency input of the phase shift mixer, and wherein the output of the phase shift mixer is connected to the controller input of the phase shift controller.