frequency modulation的例句大全

The Frequency Shift Keying modulation is widely used in HF digital communication.

移频键控是短波数字通信中常用的一种调制方式.

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A method of representing data in magnetizable surface storage; for example, " modified frequency modulation ".

在磁表面存储技术中一种表示数据的方法, 例如 改进型 调频制.

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Reduction of Conducted EMI in switching power supplies using chaotic frequency modulation scheme ( CFMS ) is proposed.

利用混沌频率 调制技术 从噪声产生源头上降低了开关电源传导电磁干扰.

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Linear frequency modulation ( LFM ) interferences may be a kind of preferred wideband interferences in spread-spectrum.

线性调频 ( LFM ) 是扩频系统中常见的一种宽带干扰样式.

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When the intensity modulation index increases, the optimal frequency modulation index increases.

随着强度调制系数增大, 频率调制系数的最优值也增大.

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Alarm function: can any one song or MP 3 FM frequency modulation for the alarm clock.

闹钟功能: 可以把MP3任何一首歌或FM频率调为闹钟.

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FM launcher can change navigating audio signal into frequency modulation signal, and playing.

FM发射器可将导航音频信号转换为调频信号播放.

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The detection technique of phase generated carrier ( PGC ) demodulation method with laser frequency modulation is introduced.

概述了干涉型光纤水听器直接调制光源的相位生成载波 ( PGC ) 解调技术.

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Therefore , the tuner is essential to the frequency modulation radio.

所以调频收音机中的频率调谐器是至关重要的.

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Sub harmonic SPWM modulation is often used for medium frequency inverters.

常用的中频逆变器通常采用传统的SPWM调制策略.

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Orthogonal frequency division multiplexing ( OFDM ) is a multi-carrier modulation method .

正交频 分多路 复用是一种 多载波调制 技术.

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OFDM is a type of modulation is called orthogonal frequency division multiplexing.

OFDM是一种新型的调制方式,称为正交频分复用.

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Orthogonal frequency division multiplexing ( OFDM ) is a bandwidth-efficient modulation scheme with robustness to frequency selective fading.

正交频分复用 ( OFDM ) 具有良好的抗频率选择性衰落性能和充分的带宽利用率.

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Orthognal Frequency Division Multiplexing ( OFDM ) is a multi-carrier digital modulation technique for broad-band wireless communication.

正交频分复用 ( OFDM ) 是一种 多载波 数字调制技术.

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Time-Frequency Energy Attenuation Factor and Its Application on the Basis of Gauss Linear Modulation Frequency Continuous Wavelet Transform

高斯线调频连续小波变换的时频能量衰减因子方法及其应用

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This paper simulates and analyses the torque pulsation because of the modulation frequency and speed variation under ambipolar pulse width modulation;

本文对双极性调制的无刷直流电动机仿真，分析了转速和调制频率对转矩影响；

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Analysis of Partial Correlation Digital Pulse Compression of Linear Frequency Modulation Signal

LFM信号的部分相关数字脉压分析

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A Special Algorithm for Enhancement of Cosine Frequency Modulation Signals

一种余弦调频信号增强新算法研究

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Secondly, it introduces the frequency selection, EMC ( Electromagnetic Compatibility), the basic generation theory and modulation of the third civil signal ( L5 signal), including LS ranging code, Forward Error Correction, QPSK modulation and Neuman.

其次，介绍了其信号的频段选择、电磁兼容性及其调制和产生的基本原理，包括L5测距码、卷积码、QPSK调制以及Neuman。

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That is mixing the baseband signal ( linear frequency modulation signal and sinusoid signal) with two orthogonal local oscillated signal generated using direct digital synthetic technology to move the baseband signal to intermediate frequency band.

同样运用直接数字合成技术产生基带信号&线性调频信号和正弦信号，与本地载波混频后，将其频谱搬移到中频，完成数字上变频。

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