This paper introduces the measurement of fish-Finder's pulse modulating frequency with the 8031 single chip computer.
本文介绍采用8031单片微机实现探鱼仪脉冲载波频率的测量。
Modulation of spatial frequency by means of multidimensional holographic modulating board can bring about transformation from object via frequency to image and implement pseudo-color coding.
通过多维全息调制板对空间频率进行调制,完成物-频-像的变换过程,可实现空间假彩色编码。
FOR radio transmission, inFORmation is imparted to a carrier wave by varying (modulating) its amplitude, frequency, or duration.
用于无线电传输时,信号用载波传送,通过改变(调制)载波的振幅、频率或间隔来实现。
Modulating a long foil at high frequency and high voltage transmits significant radio frequency energy, which may cause interference with radio communications.
装备一个长叶片在一个高频率高电压的传输将引起无线电频率辐射,可能引起无线电交流冲突。
Modulating the voltages at the same frequency as the jet guarantees that the correct level of charge is present on the drops.
通过用与墨滴同样的频率施加调制电压,可以保证正确的电荷数被正确加载在墨滴上。
The variation of chromatic dispersion induced delay time error of the true time delay line based on dispersive devices is investigated using an intensity-frequency modulating model.
利用强度频率混合调制模型研究了基于色散器件的光真延时线中色散导致的延时误差的变化规律。
To overcome the frequency offset between the mixing signal and modulating signal in PGC demodulation, an additional (A/D) channel in DSP system is used to sample the modulating signal.
针对PGC解调中混频信号与实际调制信号的频率偏差,在DSP系统实现中采用一路A/D转换器对调制信号进行同步采样,从而克服了频率偏差对解调结果的影响。
LFMCW (Linear frequency Modulation continuous wave) radar is a radar system which can get the information of range and velocity through modulating the frequency of continuous wave.
线性调频连续波雷达是一种通过对连续波进行频率调制来获得距离与速度信息的雷达体制。
The phase adder in the model is widely applied which could enable system to hold high frequency revolution, fast frequency switching, and easily digital modulating of the signal's phase and amplitude.
模块中的相位累加器,使系统具有较高的频率分辨率,可实现快速频率切换,很容易实现频率、相位和幅度的数控调制,有广泛的应用价值。
A method for measuring the phase characteristics of ultrahigh frequency modulating light by optical phase shift is proposed. It has the properties of high precision and strong practicability.
提出采用光学移相办法测量超高频调制光相位特性的一种方法。它具有精度高、实用性强等特点。
A method for measuring the phase characteristics of ultrahigh frequency modulating light by optical phase shift is proposed.
提出采用光学移相办法测量超高频调制光相位特性的一种方法。
The amplitude of electric shaft-frequency electric field by modulating the current of ICCP system is 10 times greater than that of corrosion current.
调制阴极保护电流而产生的轴频电场最大的幅值比调制腐蚀电流所产生的电场大10倍之多。
ADSL USES the high frequency band which has not been used in the common telephone line and the advanced modulating technique to provide broadband access.
ADSL利用了普通电话线中未使用的高频频段,采用先进的调制技术,提供宽带接入。
It will give patients treatment by means of the amplified amplitude modulating wave current that can be obtained form medium frequency amplitude modulated by the low frequency pulse signal.
它将有关低频脉冲信号对中频调幅后,利用被放大的调幅波电流对人体进行治疗。
To enhance the performance of the filter in the digital system, the pre-emphasis filter in a digital frequency-modulating exciter which is based on FPGA is designed and realized.
为了提高数字系统中滤波器的性能,对基于FPGA的数字调频激励器中预加重滤波器进行了设计与实现。
Liner frequency modulating signal, phase coded and frequency coded signal are detected and recognized from all kinds of signals.
从多种信号中检测识别线性调频信号、相位编码信号、频率编码信号。
Frequency modulation(FM): the form of modulation in which the frequency of the carrier is varied in accordance with the instantaneous value of the modulating signal.
频率调制:载波的频率依照调校讯号的瞬时值而改变的一种调制。
The results show that the induction heat power of magnetic field amplitude-modulated with sine wave and square wave is unrelated to the frequency of modulating wave.
结果表明:方波和正弦波调幅磁场的感应热功率都与调幅波频率无关。
Its carrier wave is a kind of the bearing's inherent vibration with high frequency, and its modulating wave is a pass vibration corresponding to the local defect.
该调幅振动的载波为滚动轴承的某一高频固有振动,而调制波为与缺陷或损伤有关的通过振动。
Direct digital synthesis is used for modulating the frequency and amplitude of the square wave.
此方法利用直接数字合成技术完成对方波的频率和振幅的调整。
The hoist type crane has its best in compactness, legerity and price advantage. Speed modulating by frequency conversion can be used to improve the crane's capacities.
紧凑、轻巧、价格低廉是葫芦起重机的最大优点,在分析几种调速与控制方案的基础上,指出变频调速技术的应用,可以克服葫芦起重机使用中的一些缺点;
The invention discloses a method for modulating carrier frequency and a base station.
本发明公开了一种载频调配的方法与基站。
Our variable frequency drives (electronic controllers) adjust the speed of electric motors by modulating the power being delivered.
我们的变频驱动器(电子控制器)通过调整电机功率的速度调节的电动传递。
An optical method of pseudocolor equidensity encoding of photographic image is described. Frequency modulating of input image is made through!
本文用光学方法实现了图象等密度假彩色编码。
An optical method of pseudocolor equidensity encoding of photographic image is described. Frequency modulating of input image is made through!
本文用光学方法实现了图象等密度假彩色编码。
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