论文部分内容阅读
光通信研究2014年第40卷第1期 目录
【出 处】
:
光通信研究
【发表日期】
:
2014年40期
其他文献
A tunable erbium-doped fiber (EDF) laser with a cascaded structure consisting of in-line Mach-Zehnder interferometer (MZI) and traditional MZI is proposed. The transmission spectrum of the in-line MZI is modulated by the traditional MZI, which determines
期刊
A new screen-spot imaging method based on optical measurement is proposed, which is applicable to the close-range measurement of aircraft's three-dimensional (3D) attitude parameters. Laser tracker is used to finish the global calibrations of the high-sp
针对现有从建筑物立面点云数据中检测提取直线段特征的方法存在漏检现象严重和准确程度不高的问题,提出一种基于切片的建筑物立面点云直线段特征提取方法。首先对建筑物点云姿态进行调整,使其走向与Y坐标轴一致,然后沿三个坐标轴方向对点云进行切片并在切片上提取特征点;之后分别对三个方向提取的特征点基于圆柱体生长的方式进行直线段聚类;最后采用残差1范数最小进行聚类特征点的直线段拟合及对直线段端点进行调整和优化。采
An electrically controlled optical chopper based on switchable holographic polymer dispersed liquid crystal (H-PDLC) gratings is demonstrated through a programmable, adjustable, and periodic external driving source. Compared with traditional mechanical op
DNA是生物细胞内储存信息的生物大分子,DNA分子含有两条均由单脱氧核苷酸聚合成的长链。早先认为DNA分子的两条链反向平行,向右盘旋形成一种右旋螺旋结构。1979年以X射线结晶分析法测定人工合成六个核苷酸的聚合物d(OpGpCpGpCpG),发现这种聚合物的结构并非右旋的螺旋形态,却是一种左旋的平性分子,被命名为Z-DNA,而右旋的1DNA则称之为B-DNA。
期刊
设计并制作了一种10Gb/s光收发模块, 在宽温度范围内能够保持稳定的光功率和消光比。基于背电流和光功率的换算比例, 计算其偏置电流修正值和调制电流修正值, 实现了光模块运行过程中激光器的工作参数可自动连续调节。通过高速电路信号仿真设计, 解决了信号完整性、串扰和电磁兼容等问题。光模块收发通道可以独立工作, 传输速率可达10Gb/s, 实现了光模块高速率、高稳定性以及小体积设计, 为甚短距离高速数据传输和处理提供了高可靠性的数据链接。
The scattering process of an unpolarized Bessel beam through spherical scatterers is investigated. We derive the analytical solutions of scattered fields of x- and y-polarized Bessel beams using a sphere, after which the dimensionless scattering function
The ability to sense dynamic biochemical reactions and material processes is particularly crucial for a wide range of applications, such as early-stage disease diagnosis and biomedicine development. Optical microcavities-based label-free biosensors are re
期刊