1) parametric upconverter
参量上转换器
2) parametric up-conversion
参量上转换
3) parametric image converter
参量图像转换器
4) parameter transform
参量转换
1.
Based on the analysis of the inherent characteristic of the signal, an algorithm that called the modification of the vibration parameter transform based on frequency domain integration is introduced.
在分析了振动信号固有特性的基础上,提出了一种基于频域积分的振动参量转换波形修正算法。
2.
This paper analyzed the method of selecting sensors,the way of picking up vibration signal,the mode of parameter transforming and the technique of detecting centric location,then advanced the key of design of the portable dynamic balancing instrument.
通过传感器选用、测量参量转换、振动信号提取、转子重心方位提取等方面的技术分析,提出了用数字计算方法实现测量参数转换,用离散Fourier变换算法提取被测信号的现场动平衡的高精度测量方法。
5) parametric down conversion
参量下转换
1.
A pair of light quanta called signal and idler light quanta is produced through the nonlinear process of type Ⅰ spontaneous parametric down conversion with Ti∶sapphire femtosecond pulses.
利用钛宝石飞秒激光超短脉冲抽运BBO晶体 ,产生Ⅰ型自发光参量下转换的双光子对 ,在实验上得到双光子对的四阶干涉现象 ,证明了双光子纠缠态的关联特性。
6) parametric down-conversion
参量下转换
1.
Theoretical analysis of spectral properties of parametric fluorescence via spontaneous parametric down-conversion
基于自发参量下转换产生参量荧光的光谱分布特性理论分析
2.
After the master equation is discussed,suitable conditions for the system realize parametric down-conversions(PDC) process are obtained.
通过二阶微扰理论得出体系运动的主方程,通过对主方程的讨论得出体系实现参量下转换过程的条件,并且在修饰态表象中分析了这一体系实现参量下转换过程的物理原因,指出参量下转换过程的实现与强弱主要由通道的跃迁来决定。
补充资料：参量
1.犹酌量。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条