论文部分内容阅读
利用耦合模理论、电光调制理论和微环谐振理论,提出了一个完善合理的聚合物微环谐振器电光开关阵列模型。该器件由1条水平信道、N条竖直信道和N个微环构成,在微环上施加不同方式的驱动电压,可以实现条信道的开关功能。以1×8信道结构为例,在1550 nm谐振波长下对该器件进行了优化设计和分析模拟。结果为:微环波导芯的截面尺寸为1.7×1.7μm2,波导芯与电极间的缓冲层厚度为2.5μm,电极厚度为0.2μm,微环半径为13.73μm,微环与信道间的耦合间距为0.14μm,输出光谱的3-d B带宽约为0.05nm,开关电压约为12.3 V,插入损耗约为0.66~1.24 d B,串扰约为-20 dB。
Based on coupled mode theory, electro-optic modulation theory and micro-ring resonance theory, a perfect and reasonable polymer micro-ring resonator electro-optic switch array model is proposed. The device consists of a horizontal channel, N vertical channels and N micro-ring composition, micro-ring in different ways to impose a drive voltage, you can achieve the channel switching function. Taking the 1 × 8 channel structure as an example, the device is optimized and analyzed at a wavelength of 1550 nm. The results show that the micro-ring waveguide core has a cross-sectional area of 1.7 × 1.7μm2, a buffer layer thickness of 2.5μm between the waveguide core and the electrode, an electrode thickness of 0.2μm, a micro-ring radius of 13.73μm, Is 0.14 μm, the 3-d B bandwidth of the output spectrum is about 0.05 nm, the switching voltage is about 12.3 V, the insertion loss is about 0.66 to 1.24 d B, and the crosstalk is about -20 dB.