In this paper, we proposed a 2-channel demultiplexer based on photonic crystal ring resonator (PCRR). For performing wavelength selection, we used two ring resonators, two different wavelengths were obtained by usin...In this paper, we proposed a 2-channel demultiplexer based on photonic crystal ring resonator (PCRR). For performing wavelength selection, we used two ring resonators, two different wavelengths were obtained by using two resonant rings with different values for the radius of dielectric rods. All the simulations and calculations have been done using Rsoft Photonic CAD software, which employs finite difference time domain (FDTD) method. The output channels were respectively at 1590.8 and 1593.8nm, correspondingly had the quality factors of 7954 and 3984, the crosstalk values of -22 and -11 dB separately. The total footprint of our proposed structure is 681.36 μm2. Results suggest that 2-channels in the proposed structure are characterized with high transmission efficiency and low band width, resulting in a very sharp output spectrum and high quality factor values.展开更多
传统数据存储以服务器上的磁盘空间为主,或者后端连接着共享SCSI阵列,存在严重不足。我院采用SAN(Storage Area Network)为核心的智能化网络存储系统,存储、整合数据,使网络存储系统具有良好的可用性、可扩充性、可维护性。从而实现医...传统数据存储以服务器上的磁盘空间为主,或者后端连接着共享SCSI阵列,存在严重不足。我院采用SAN(Storage Area Network)为核心的智能化网络存储系统,存储、整合数据,使网络存储系统具有良好的可用性、可扩充性、可维护性。从而实现医院的统一数据存储平台,保障医院网络业务的高效、正常运行。展开更多
面向航空电子应用的FC网络是一种具有确定性和实时性的通信网络。由于WDM具有轻质、高容量、多协议透明传输等多种优点,以波分复用为特征的先进光网络已经成为未来航空机载网络的技术选择目标。针对航空电子网络发展趋势,提出一种基于FC...面向航空电子应用的FC网络是一种具有确定性和实时性的通信网络。由于WDM具有轻质、高容量、多协议透明传输等多种优点,以波分复用为特征的先进光网络已经成为未来航空机载网络的技术选择目标。针对航空电子网络发展趋势,提出一种基于FC over WDM的航电光纤网络架构。该架构兼容了航电系统对延迟确定性和带宽可扩展性的需求,可实现对现有FC航电光纤网络的平滑升级。通过采用自主研制的FC仿真卡建立地面仿真环境对该架构进行实验仿真,从功能和系统性能两个方面验证了在航电光纤网络中引入WDM和光交换技术的合理性。展开更多
文摘In this paper, we proposed a 2-channel demultiplexer based on photonic crystal ring resonator (PCRR). For performing wavelength selection, we used two ring resonators, two different wavelengths were obtained by using two resonant rings with different values for the radius of dielectric rods. All the simulations and calculations have been done using Rsoft Photonic CAD software, which employs finite difference time domain (FDTD) method. The output channels were respectively at 1590.8 and 1593.8nm, correspondingly had the quality factors of 7954 and 3984, the crosstalk values of -22 and -11 dB separately. The total footprint of our proposed structure is 681.36 μm2. Results suggest that 2-channels in the proposed structure are characterized with high transmission efficiency and low band width, resulting in a very sharp output spectrum and high quality factor values.
文摘传统数据存储以服务器上的磁盘空间为主,或者后端连接着共享SCSI阵列,存在严重不足。我院采用SAN(Storage Area Network)为核心的智能化网络存储系统,存储、整合数据,使网络存储系统具有良好的可用性、可扩充性、可维护性。从而实现医院的统一数据存储平台,保障医院网络业务的高效、正常运行。
文摘面向航空电子应用的FC网络是一种具有确定性和实时性的通信网络。由于WDM具有轻质、高容量、多协议透明传输等多种优点,以波分复用为特征的先进光网络已经成为未来航空机载网络的技术选择目标。针对航空电子网络发展趋势,提出一种基于FC over WDM的航电光纤网络架构。该架构兼容了航电系统对延迟确定性和带宽可扩展性的需求,可实现对现有FC航电光纤网络的平滑升级。通过采用自主研制的FC仿真卡建立地面仿真环境对该架构进行实验仿真,从功能和系统性能两个方面验证了在航电光纤网络中引入WDM和光交换技术的合理性。