amplitude modulation的例句大全

Amplitude modulation ( AM ): The form of modulation.

调幅: 调制的一种形式.

A new lithology identification method based on axial amplitude modulation signal of drill string is proposed.

提出了一种利用钻柱轴向振动调幅信号实现岩性识别的方法.

This system of modifying the carrier waves is called " Amplitude Modulation, " or " AM ".

这个改变载波的系统称为 “ 振幅调制 ” 或缩写为 “ AM ”.

I retrofitted our ommunications to an amplitude modulation.

我把我们通讯改为调幅模式.

Single sideband amplitude modulation is the major model of the military software radio.

单边带调制是军用软件无线电中的主要调制方式之一.

EYS was the key basis of spinning technology determination direction and amplitude modulation.

原丝的拉伸率是确定纺丝工艺调整方向和幅度的重要依据.

In screening technology asas color image in differenc dot have amplitude modulation and FM screening.

在增网技艺洋,表示不黑白图像条理的网点有调幅和调频增网.

As time-variant multipath channels, the time-variant property of MW and SW channels causes the interchannel interfere ( ICI) between different subchannels of OFDM-based digital amplitude modulation broadcasting ( DAMB) system.

作为时变的多径信道，中短波信道的时变性导致基于OFDM数字调幅广播系统各个子信道间产生干扰，简称ICI。

Second, the paper analyzes the single-pulse modulation which includes pulse amplitude modulation, on-off keying modulation, pulse position modulation and two-phase modulation.

其次分析了单脉冲调制中的脉冲幅度调制、开关键控调制、脉冲位置调制和二相调制。

Chapter 4 recommends a Turbo coding scheme for digital amplitude modulation broadcasting ( DAMB) system after the introduction of Turbo codes.

第四章在介绍Turbo码的基础上给出Turbo码应用于DAMB系统的推荐方案；

In this paper, the technique is applied to a digital amplitude modulation broadcasting ( DAMB) system with satisfactory results.

该文把此技巧应用到数字调幅广播（DAMB）系统，取得了令人满意的结果。

The first radio broadcasts were made using amplitude modulation.

最初的无线电广播设备采用的是波幅调制。

Punctured convolutional coding with an 8, 16 and 32 differential amplitude and phase shift keying ( DAPSK) modulation is considered.

研究带删除卷积码的8、16、32差分幅/相移键控（DAPSK）调制。

The ratio of the limiter resistors determines the output amplitude and the modulation index.

限制电阻的比率决定了输出振幅和调制指数.

The phase modulation has some more advantages against CW, which uses ASK ( amplitude shift keying ).

相位调制与使用ASK ( 幅度键控 ) 的CW相比有很多优点.

It is found from experimental investigations on the distortion of ferromagnetic resonance curve and the broadening fo the resonance linewidth due to amplitude modulation that the relationship between apparent linewidth and true linewidth is in agreement with Wahlquist equation [ 1], when small modulation condition is satisfied.

本文通过调制幅度引起铁磁共振曲线畸变和使共振线宽增加的实验研究，发现满足小调制条件时，视在线宽和真实线宽的关系符合文献[1]所提出的方程式。

At present, many researches about all-optical wavelength converters only based on the signal modulation formats of binary amplitude shift keying ( OOK) and differential phase shift keying ( DPSK), but it is very few to the signal modulation format of polarization shift keying ( PolSK).

目前，全光波长转换器的研究主要集中在二进制振幅键控（OOK）和差分移相键控（DPSK）信号调制格式，对于偏振移位键控（PolSK）信号调制格式全光波长转换的研究很少。

A method to identify the modulation levels of M-ary Quadrature Amplitude Modulation ( M-QAM) and M-ary Amplitude shift keying ( M-ASK) was developed to rapidly and automatically identify the modulation levels of digitally modulated signals at low signal-to-noise ratios ( SNR).

为了快速自动识别低信噪比下的数字幅度调制进制，提出了一种识别M进制正交幅度调制（M-QAM）和M进制幅度键控（M-ASK）的调制进制的方法。