In this paper,the erenkov radiation of light pulse in a microring and gratings is simulated and investigated.The system design consists of a two-defect grating incorporating a microring,connected with a uniform gratin...
supported by the National Natural Science Foundation of China(No.61177076);the Fundamental Research Funds for the Central Universities(Nos.2013-Ia-038 and 2013-Ia-006)
The mode theory is the main way to study the propagation characteristics of light in fiber so far,but it is not suitable for analysis of light in duct.By using ray-tracing method,the rotary propagation characteristics...