frequency mixing meaning in Chinese
混频
Examples
- At present , ktp has been widely used in second harmonic generation ( shg ) , sum ( difference ) - frequency mixing , optical parametric oscillators ( opo ) and optical parametric amplification ( opa )
目前， ktp已作为一种商业化的晶体广泛应用于中小功率固体激光器的倍频( shg ) 、和(差)频、光参量振荡( opo )和放大( opa )等。 - From the angles of the energy spectrum and distribution of feature frequency , ways of analysis on the tendency of signal in frequency domain are presented , and a method of solving frequency mixing is discussed
从能量谱和特征频率分布的角度，研究了监测信号的变化趋势在频域的表征，并提出了一种解决小波包混频现象的方法。 - In this thesis , summarized the basic theories of fourier transformation and the fast fourier transformation that are generally adopted to detect and analyze the electric power harmonic in the electric power supply system . at the same time , summarized the even sample principle , the phenomenon of frequency mix , the window functions and the frequency leaking as so on , those are closely - related to sample from figure signal
简要阐述了电力系统谐波检测分析所普遍采用的傅利叶变换和快速傅利叶变换的基本理论以及与数字信号采样密切相关的均匀抽样定理、频谱混叠现象、窗函数和频谱泄漏等的基本理论。 - Summarized no - line loads and the present situations of the electric power harmonic pollution in the guangyuan district ' s electric power supply system ; explained the theories of fourier transformation and the fast fourier transformation those are widely adopted by majority scholars to examine and analyze the electric power harmonic in the electric power supply system . summarized the principle of even sample , the frequency mix phenomenon , the window functions and the frequency leaking as so on , those are closely - related to the figure signal
简要阐述了电力系统谐波检测分析所普遍采用的傅利叶变换和快速傅利叶变换的基本理论，简要阐明了与数字信号采样密切相关的均匀抽样定理、频谱混叠现象、窗函数和频谱泄漏等的基本理论，同时阐述了电力系统的谐波检测与分析的相关理论基础知识。 - It can be deduced from the characteristics of ilpll circuit that injection - locking bandwidth is not only related to the injection - locking bandwidth without feedback loop , but also related to the characteristics of frequency mixing , loop gain and the change of the loop phase . thus , the needed bandwidth can be obtained by adjusting the loop parameters . and the phase noise characteristics are mainly determined by loop transmission factor
由ilpll电路特性的推导得出:注入锁定带宽不仅跟开环时的注锁带宽有关,而且与混频特性、环路增益以及环路相位变化相关联,可以通过调节环路的参数得到所需带宽;相噪特性主要由环路传输因子决定,可以通过调节环路滤波得到比开环注入锁定相噪更优的特性。