Among various technologies to implement the multiplexing/demultiplexing functionality, etched diffraction gratings (EDGs) have shown great potential due to their compactness and high spectral finesse.
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- 而这其中基于平面波导集成技术设计制作的刻蚀衍射光栅器件,由于具有结构紧凑、光谱性能优异等显著优势,成为其中具有广泛应用潜力的一种。