本文提出了一种新型的宽角度等功率分配三分支波导结构，此结构包含三个高折射率微棱镜。

A novel wide-angle three-branch optical waveguide with equal power division is proposed, which contains three high-index microprisms.

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然后，对y分叉光功率分配器的结构展开具体的设计与优化。

Then, detailed design for the structure of Y-branch optical power splitter is followed.

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在馈电网络中设计了一种结构非常紧凑的三端口不等功率分配器，解决了多层板之间垂直过渡的问题，为缩小馈电网络的结构尺寸提供了基础。

It also designs a compact unequal power divider and solves the problem of vertical transition of multi-layer network that can greatly reduce the volume of feed network.

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