The definition and measurement techniques for group delay has been described and analyzed in this paper,the new techniques,being called three-mixer technique and vector-mixer calibration for measuring the absolute group delay of the frequency converters has been researched and analyzed in detail also in this paper.
描述和分析群时延的含义和测量方法,着重研究了变频链路绝对群时延的测量方法,对三混频器和矢量混频器技术进行了详细分析和论述。
The bandwidth of three wave mixing optical parametric amplifiers has been investigated.
对三波混频光参量放大器中参量过程的带宽进行了研究 ,给出了具有普遍意义的参量带宽和增益带宽的数学显式模型 ,这些模型引入了非线性晶体长度、群速、色散、增益系数等变量对带宽的影响 ,依据这些模型对影响参量放大器中带宽的各种因素进行了模拟计算、分析和比较 ,结果表明 :信号光和闲置光之间的群速度失配是影响参量放大过程带宽的主要因素 ,当信号光和闲置光之间实现群速度匹配时 ,可以获得最宽的带宽 ,因此对于任何三波混频光参量放大器中的参量过程 ,都可以通过选择合适的非共线角、非线性晶体长度、抽运光强度来获得最宽的带宽 ,从而支持超宽带增
Presenting a new way of lachrymal canal passage treatment with frequency-mixed laser,the effect of interaction between frequency-mixed laser and tissue has been discussed,and introduced the clinical reality in the treatment of lachrymal canal passage.
混频激光用于泪道治疗的新方法和混频激光器的设计方案及性能 ,探讨了混频激光与生物组织作用的效果 ,并对治疗泪道阻塞的临床效果进行了分
The prospect of researching culture heritage using wave-mixing laser spectroscopy
混频激光光谱分析技术在文化遗产研究中的应用前瞻
Frequency locking and chaos in erbium-doped fiber-ring lasers with dual-frequency loss modulation
双频损耗调制型掺铒光纤环形激光器中的锁频与混沌
Stimulated Raman Scattering and Stimulated Four photon Mixing in Er doped Silica Fiber
掺铒石英光纤中的受激拉曼散射及受激四光子混频
Theoretical research on laser alarm and jamming using Brillouin enhanced Four-wave mixing
布里渊增强四波混频实现激光告警干扰原理
Research on Chaotic Characteristics of Low-frequency Electrical Noise in Semiconductor Laser Diodes
半导体激光器低频噪声的混沌特性研究
Research on Hybrid Single Longitudinal Mode TEA CO_2 Laser and Its Heterodyne Beat
混合式单纵模TEA CO_2激光及其拍频的研究
Studies on All-Optical Wavelength Conversion by Using Non-Degenerated Four-Wave Mixing in Distributed-Feedback Laser;
分布反馈激光器中非简并四波混频实现全光波长转换的研究
Investigation on Stimulated Brillouin Scattering and Four-wave Mixing in Photonic Crystal Fiber;
光子晶体光纤中受激布里渊散射与四波混频技术研究
Self-mixing Speckle Numerical Simulation and Frequency Spectrum Capability Based on the Ring Fiber Laser
环形光纤激光器自混合散斑数值模拟及频谱性能分析
RF excited ion laser
射频激励离子激光器
The theoretical analysis of degenerate four-wave mixing participated by aberrated and weak laser
波前畸变的弱激光参与的简并四波混频的理论研究
Calculation of the Lyapunov exponent for low frequency noise in semiconductor laser and chaos indentification
半导体激光器低频噪声的Lyapunov指数计算和混沌状态判定
simultaneous dual frequency dye laser
同步双频染料激光器
pulse repetition frequency [laser game]
脉冲重复频率〔激光游戏〕
single frequency argon ion ring laser
单频氩离子环形激光器
single frequency carbon dioxide laser
单频二氧化碳激光器
Experiments of second harmonic generation of 9.3 μm pulsed CO_2 lasers
9.3μm脉冲CO_2激光倍频实验
Stuty of double frequency efficiency of 1.064μm laser
1.064μm激光的倍频效率研究
