Electro-optic phase modulator with low additional strength
An electro-optical phase modulation and additional intensity technology, which is applied in the direction of instruments, optics, nonlinear optics, etc., can solve the problems of inaccurate interference light intensity measurement, interference of interference light intensity measurement, affecting the accuracy of electro-optic phase modulation, etc., and achieve electric field mutation Smooth rate, improved modulation accuracy, and improved accuracy
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[0020] An electro-optic phase modulator with low additional strength, comprising a chip 1, an optical waveguide 2 and two electrodes 3, the electrodes 3 are arranged on the chip 1, a gap is left between the two electrodes 3, and between the two electrodes 3 The gap between the gaps forms a gap capacitor, the optical waveguide 2 is arranged in the gap capacitor on the chip 1, and the axial direction of the optical waveguide 2 is parallel to the axial direction of the gap capacitor; sections, wherein the right end of the first section 3-1 is connected to the left end of the second section 3-2, and the right end of the second section 3-2 is connected to the left end of the third section 3-3; the first Within the scope of section 3-1, the width of the gap between the two electrodes 3 gradually narrows from left to right; within the scope of the second section 3-2, the width of the gap between the two electrodes 3 is uniform; the third section 3-3, the gap width between the two ele...
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