The principle of using ISP technology to implement the PC card based programmable control coded digital signal generator is introduced.
主要阐述了一种利用ISP(在系统可编程)技术实现PC卡式可程控数字编码信号发生器的原理。
The Taguchi method is studied to derive calibration formulae of frequency and amplitude modulation of digital signal generator in whole range in this paper.
文中在校准应用研究中采用田口方法，根据数字信号源的频率、调幅及调频试验典型值推导出全量程校准公式。
In addition a digital signal generator was incorporated via a DDS chip AD9850 from Analog Devices inc, featuring accurate frequency preset, quick phase transformation and low phase noise.
另外还采用AD公司DDS器件ad9850实现了一种频率可控制、相位变化快、相位噪声低的DDS信号源。
Data Generator can generate very complicated digital signals. It can be used as programmable data signal source in the fields of communication, radar, navigation, space navigation, and so on.
数据信号发生器可以产生非常复杂的数字激励信号，可为通信、雷达、导航、宇航等领域数字设备提供所需的可编程数据信号。
Digital waveform generator which use DDS (Direct Digital Synthesize) technology has many merits like high frequency resolution, good stability and easy to generate signal.
基于DDS技术的数字波形发生器具有频率分辨率高、稳定性好、可灵活产生多种信号的优点。
In the basis of pulse Doppler digital fuze, the programmable pulse generator, digital receiver and digital signal processor are designed in detail.
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。
Data Generator can generate very complicated digital signals. It can be used as programmable data signal source in the fields of communication, radar, navigation, space, and so on.
数字信号发生器可以产生非常复杂的数字激励，可提供通信、雷达、导航、宇航等领域数字设备所需的可编程数据信号。
With the two technologies and the flexible control ability of MCU, a new digital signal source, Arbitrary Waveform Generator (AWG), has been developed.
本设计结合这两项技术，并利用单片机灵活的控制技术，开发了一种新的信号源：任意波形发生器(AWG)。
This design construct an sinusoidal signal generator based on DDS(Direct Digital Frequency Synthesis), completed by MCU AT89S52 and necessary analog circuit.
本设计采用AT89S52单片机，辅以必要的模拟电路，实现了一个基于直接数字频率合成技术（DDS）的正弦信号发生器。
Based on the introduction of MAX038, we discussed the principle and the whole frame of the digital function signal generator.
摘要在介绍MAX038芯片特性的基础上，论述了采用MAX038芯片设计数字函数信号发生器的原理以及整机的结构设计。
The USM driving control system based on digital signal processor was designed. The digital wave synthesizer was used as the signal generator, and the full-bridge inverter was used in power amplifier.
设计了基于数字信号处理器的超声电机驱动控制系统，以数字波合成器作为超声信号发生器，以全桥逆变器为功放。
This lab is equipped with dual-trace oscilloscope, signal generator, DC power supply, digital multi-meter and TPE-SXZ training tables.
本实验室配备双踪示波器、信号发生器、直流稳压电源、数字万用表以及TPE - SXZ电子设备制作平台。
A standard impulse signal generator with high stability is an important equipment for routine test and calibration of digital recorders for measurement in high-voltage impulse tests.
高稳定标准冲击信号发生器是高电压脉冲数字化量测误差校验的必备设备之一。
The low power consumption digital true random source comprises a high speed random oscillator signal generator, an alternative oscillation stop control unit, a clock generator and a sampling unit.
它包括高速随机振荡信号发生器、交错停振控制单元、时钟发生器和采样单元。
In this paper a new type of PAL and NTSC color bar signal generator is described, which consists of a few digital integrated circuits and two analog integrated circuits.
本文介绍了一种新型的彩条信号发生器的设计方法。这种彩条信号发生器由少数几片数字集成电路和两片模拟集成电路构成。
To ensure the quality of digital communication cable and kinds of power line, we also introduced sweep signal generator to provide test report for cable's transportation capacity.
为确保数字传输电缆和各种音响喇叭线、电源线在质量上的稳定性，公司还配备有扫频测试仪，并提供产业信息传输线质量监督检验中心检测报告。
However, extending the upper frequency of such function signal generator is limited by the read-out time of the memory and the conversion rate of the digital-to-analog converter.
可是，这种信号发生器的上限频率的提高受存储器的读取时间和数模转换器的转换速度的限制。为了提高数字法函数信号发生器的上限频率，我们提出了用分布存储式数字法生成函数信号。
However, extending the upper frequency of such function signal generator is limited by the read-out time of the memory and the conversion rate of the digital-to-analog converter.
可是，这种信号发生器的上限频率的提高受存储器的读取时间和数模转换器的转换速度的限制。为了提高数字法函数信号发生器的上限频率，我们提出了用分布存储式数字法生成函数信号。
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