For a UWB communication system, by using differential characteristic of Herz magnetic dipole antenna, the narrow pulse can be produced from the rise edge of input square-wave signal.
在UWB通信中,利用赫兹磁偶极子天线的微分特性,由输入方波的上升沿产生窄脉冲。
Pulse width Modulation device is a circuit which can produce square wave signal with fixed period and adjustable pulse duration ratio (pulse width).
脉宽调制器是一种能够产生周期固定而占空比(脉宽)可调的方波信号的电路。
The simulation experiments shows that chaotic detection system is very sensitive to square wave signal and have strong restrain ability to any colored noise with zero mean.
分析了噪声对混沌检测的影响,仿真实验表明该混沌检测系统对方波信号非常敏感,对任何零均值色噪声均具有极强的抑制能力。
It can measure not only the sine wave, square wave, triangle wave, a sharp pulse but also can measure other characteristics of the signal wave.
它不仅可以测量正弦波、方波、三角波、尖脉冲信号和其他具有周期特性的信号的频率,而且还可以测量它们的周期。
The signal thus received will no longer look like a square wave but will be distorted in shape and spread out in time.
这样收到的信号看起来不再象矩形波,而是受到畸变,并且持续时间延长了。
The square wave signal can make the piezoelectric actuator gain a higher amplitude than with a sine wave, triangular wave, or toothed wave signal.
比较不同驱动信号的驱动效果,发现方波输入能使驱动器获得最大的振幅。
Next, minimum mean square error (MMSE) filters are applied to the received signal to recover single user signal wave thus implementing user separation and frequency synchronization at the same time.
然后,对接收到的信号应用最小均方误差滤波恢复单用户信号波形,从而同时实现了多用户信号分离及频率同步;
The spectrum form of square-wave controlled laser, optical signal heterodyne detecting device and principle of electrical signal demodulation are considered with emphasis.
文中着重分析了方波控制激光器的频谱形式、光信号外差探测装置和电信号解调原理。
The paper presents a square wave modulation scheme based on TDMA signal system to resolve the problem. Also it can avoid the high speed system clock.
该文提出了一种基于TDMA信号体制下的方波调制方案,该方案既解决了远近效应,又避免了在较高的中频上采用过高的系统时钟。
On this basis, realizing low delay square wave signal output by Switching two different amplitude DC signals with SPDT;
在此基础上,通过采用单刀双掷电子开关切换两路幅值不同的直流量实现低时延方波信号输出;
Based on DDS technique, the signal generator can create two signals, i. e. the sinewave and the square wave signals, and its amplitude, frequency and phase can be continuously adjusted.
采用直接数字合成(DDS)技术构建双路正弦波及同步方波发生器,实现幅值、频率、相位等连续调节;
If the pumping signal is the periodic square wave, the damped oscillation wave will be generated in the circuit.
在周期性方波激励下,电路中产生衰减振荡波形。
Digital control is used to create a square wave, a signal switched between on and off.
数字控制被用来创建一个方波,信号在开和关之间切换。
After that, the drive models of sine wave and three-state square wave were established, and the impact which caused by changing the parameters of the input signal was studied in this paper.
在此基础上,建立了系统在正弦波、三态方波输入下的驱抖模型,分析了输入信号参数的改变给系统响应带来的影响。
This modulation is converted to a square wave output signal proportional to the rotary speed by an amplifier with trigger characteristics.
通过带有触发器特征的放大器将这种调制转换为方波输出信号,该输出信号与旋转速度成正比。
In the receiver, through the appropriate RC or LC network can filter out square wave and high frequency modulation signal for simulating the reduction form.
在接收端,通过适当的RC或LC网络可以滤除调制高频方波并将信号还原为模拟形式。
The two signal sources are jointly controlled to produce a three-item square-wave pulse synchronous frequency conversion and voltage regulation signal source.
两信号源统一控制便产生三项方波脉冲同步变频调压信号源。
The two signal sources are jointly controlled to produce a three-item square-wave pulse synchronous frequency conversion and voltage regulation signal source.
两信号源统一控制便产生三项方波脉冲同步变频调压信号源。
应用推荐