Optical waveguide intensity modulator chip with large optical path difference
An intensity modulator and optical waveguide technology, applied in optical guides, instruments, optics, etc., can solve the problems of insufficient optical power, increased bending loss, affecting the switching extinction ratio of devices, etc., and achieve the effect of increasing the tunable range.
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[0025] The present invention will be further described below in conjunction with accompanying drawing.
[0026] In the description of the present invention, unless otherwise specified and limited, it should be noted that the term "connection" should be understood in a broad sense, for example, it can be a mechanical connection or an electrical connection, or it can be the internal communication of two elements, it can be Directly connected or indirectly connected through an intermediary, those skilled in the art can understand the specific meanings of the above terms according to specific situations.
[0027] Such as image 3 As shown, the present invention includes an optical waveguide, a substrate 2 and an electrode 3, and the optical waveguide includes an input end waveguide 11, a Y-shaped branch waveguide, a first interference arm 15, a second interference arm 18, a first output end waveguide 16 and a second waveguide Two output end waveguides 19; the input end waveguide ...
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