步进电机可直接接收脉冲信号的控制,适合于数字控制系统。
Stepping motor can be controlled by pulse signal and applies to digital control system.
植入芯片接收到数字信号后,将其转化为电气脉冲,并发给神经节细胞。
The received in the implanted chip, the digital information is transformed into electrical impulses sent into the ganglion cells.
脉冲宽度发生器404接收来自二极管405韵信号和选择信号。
The pulse width generator 404 receives a signal from diode 405 and a select signal.
当接收到短脉冲检测开始触发信号时,向自动增益控制放大器(201)输出一个增益控制信号,以便用最大值进行放大。
Upon reception of a burst detection start trigger signal, a gain control signal is output to an automatic gain control amplifier (201) so as to perform amplification with a maximum value.
脉冲产生和接收卡能可靠接收、放大未经检波的回波,因而可精确获取未经检波的回波信号。
The fast pulse generating and signal receiving card can reliably receive and amplify the reflected waves that are not demodulated.
因此本文还详细阐述以下内容:硬件方面采用了高频窄脉冲信号发生及接收放大电路、高速数据采集电路;
On the aspect of hardware, they include: narrow pulse and high frequency ultrasonic sensor's design, high frequency signal generator and receiver's design, high speed data completed sampling's design.
采用脉冲交错技术使发射机或接收机能同步于收发冲激无线电信号脉冲。
The pulse interleaving technology is adopted to make the transmitter or receiver synchronize with the transmission and the reception of the impulse radio signal pulses.
数字部分包括低频视频(使接收机与发射机保持同步的脉冲)以及用于高质量立体声的音频信号。
The digital portion includes low-frequency video, the pulses that keep receivers synchronized with transmitters, and the audio signal for high-quality stereo sound.
在UW B脉冲信号的角度分集接收中,通常的空时处理中通道时延不易精确地控制。
In usual spatial-time processing for diversity reception of UWB pulses, the channel delays are not easy to be implemented accurately.
而重复频率近似等于调制盘系统调制波形载频的光脉冲会干扰导引头接收到的目标信号,使导引头失去目标。
At a repetition rate nearly equal to the carrier frequency of the reticle system, the jamming source will disturb the target's signal received by the seeker, and make the seeker lose the target.
该技术利用线性调频信号(LFM)矩形脉冲的时延值进行时延编码,在接收端采用时延估计技术进行时延解码。
This technique uses different time delay values of the LFM pulse to code the transmitted information, and uses time delay estimation technique to perform decoding.
因此,调频广播信号作为一种类随机发射信号,具较好脉冲压缩性能、接收机系统误差小而且容易获得的优点。
So the FM signals as an opportunity signals have the advantages of good performance of impulse compress, low system error of receiver and easy access.
该系统由屏蔽室、脉冲信号发射设备和测量接收设备等构成。
The system is made of shielding enclosures, pulse signal radiation device and its receiver.
在脉冲多普勒数字化引信的基础上,详细设计了可编程脉冲发生器、数字化接收机和数字信号处理机。
In the basis of pulse Doppler digital fuze, the programmable pulse generator, digital receiver and digital signal processor are designed in detail.
单脉冲雷达接收机用于对特定目标跟踪。信号分选识别用于在复杂的多信号环境中选择特定的目标,引导导引头对目标的跟踪。
The monopulse radar receiver is used to track the desired target and the processor to separate and directs the seeker to the target in multiple signal environment.
TEM喇叭天线作为时域脉冲天线,其辐射和接收的时域短脉冲信号具有良好的保真性。
This makes the TEM horn antennas have good fidelity when radiating and receiving short time domain impulse antenna.
射频(RF)信号收发器是MRI谱仪的重要组成部分,它负责MR 信号的接收和RF脉冲的调制发射。
RF signal transceiver is an important component of MRI spectrometer. It is responsible for the receive of MR signal and the transmit of RF pulse.
离线校正的方法是现阶段单脉冲雷达系统进行和差通道幅相校正采用的主要方法,它通过注入测试信号的方法来得到对误差接收通道幅相特性的估计。
The former one is now widely used in the monopulse system to calibrate the amplitude and phase imbalances between the sum and difference channels by injecting test signals.
该方法利用单脉冲雷达空间双路接收的特点,采用时-空二维联合处理的方法对回波信号进行处理。
This method utilizes the multiple receiver of monopulse tracking radar, and adopts the time-space processing method to process the echo.
介绍了一种新型数字化终端,他利用数字信号处理器(DSP)及现场可编程门阵列(FPGA)能够实现脉冲应答测距和指令数据接收双重功能。
This paper introduce a sort of new numeric terminal which can use DSP and FPGA to realize double functions, they are distance measure by pulse responsion and incept of dictate data.
本文的的目的是介绍二相编码雷达中对脉冲信号回波的中频接收以及脉冲压缩处理系统的全数字实现。
The purpose of this article is to introduce the realization of Medium Frequency Receive and pulse compression for BPSK pulse compress Radar.
在脉冲压缩之前或之后,在频域向所接收的雷达信号应用校准滤波器。
The calibration filter is applied to the received radar signals in the frequency domain either before or after pulse compression.
提出从接收到的光信号脉冲串中提取光基频时钟的方案。
A novel all optical scheme for extracting clock pulses with basic frequency from the receiving non uniform OTDM optical signal is proposed.
为了评估相关接收机的性能,对设计脉冲信号的自相关和互相关函数的闭合表达式进行了推导;
Closed form expressions of auto-and cross-correlation functions of the novel pulses are also given, which are used to evaluate the performance of the correlator receiver.
首先介绍并比较分析超宽带信号的波形、调制方式和接收机信号处理方法,讨论了超宽带窄脉冲的产生方法。
Firstly, the waveforms of UWB signal and their modulation modes, signal processing of receiver are introduced and compared. The method for generation of UWB narrow pulse is reviewed.
提出三种脉冲混沌同步的新方案,第一种是基于定时周期抽样耦合,并在接收端通过滤波恢复出同步控制信号。
Based on the ideas that the bond waves of chaotic attractor play an important role in chaotic synchronization, three synchronization schemes with simulation results are presented in this paper.
本文旨在对脉冲激光测距系统进行一套全数字集成化方案设计,将激光接收与信号处理单元部分集成到一片现场可编程门阵列芯片上。
This paper aims to design a full digital integration project of laser range finder, and tries to integrate signal processing unit into a FPGA chip.
利用矢量水听器接收确知脉冲信号来确定声源方位时,脉冲信号形式可以考虑采用M序列调相信号,具有良好的抗多途效应。
M sequence signal can be chosen as the receiving deterministic pulse signal when using acoustic vector to determine the direction of the sound source. It possesses favorable anti-multipath capability.
研究了用GPS测定基阵坐标,分析了水听器基阵所接收到的声脉冲信号的处理。
This paper studies the determination of datum station with GPS and the computation problems of the sound pulse signal received by the datum station of echo pulse receiver under water.
研究了用GPS测定基阵坐标,分析了水听器基阵所接收到的声脉冲信号的处理。
This paper studies the determination of datum station with GPS and the computation problems of the sound pulse signal received by the datum station of echo pulse receiver under water.
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