This control system features wide amplitude modulation range. high adjustment accuracy, easy operation. long service life, stable running and energy etc.
所述调节系统具有调幅范围宽,调节精度高,操作方便,设备寿命延长,运行平稳可靠,节约能源等特点。
When supply modulation and contour modulation are working in concert, the dynamic range and efficiency of the power amplifier can be further improved.
当电源调制和轮廓调制协同工作时,功率放大器的动态范围和效率可以进一步提高。
Infrared thermal sensors are used in a wide variety of application which require room temperature operation and uniform sensitivity over a wide modulation frequency range.
热型红外传感器应用广泛,它要求在室温条件下工作,在宽的调制频率范围内具有均匀的灵敏度。
Modulation depth and coupling efficiency were calculated in the range where LP03 mode are cut-off and LP02 mode are guided.
在少模光纤的LP03模截止且LP02导通的参数范围内,计算了调制深度和耦合效率与少模光纤参数的关系。
Because of built-in PWM circuit (pulse width modulation circuit), dimming range is wider than earlier type products.
因使用PWM(脉冲宽度调制)电路,产品具有较宽的调光范围。
Random pulse width modulation technique can be used to distribute voltage harmonics over a wide frequency range and to realize the reduction of acoustic noise and vibration.
随机脉宽调制技术可以使逆变器输出电压的谐波成分均匀地分布在一个较宽的频率范围内,达到抑制噪声和机械振动的目的。
The computation of colour difference indicated that the encoding confusion did not show up when the modulation depth is in a proper range.
通过对色差的定量计算,表明在一定调制深度范围内不会发生编码混淆。
The device has several advantages such as adjustable wide current range, controllable wide voltage range, circuit interface compatible with TTL, small volume and easy modulation.
该器件不仅输出电流可调范围宽、允许工作电压变化范围大、电路接口与TTL兼容,而且体积小、调节方便。
While a noise modulation module used for canceling range ambiguity and mutual interference was proposed, modeled and analyzed.
同时加入了一种噪声调制以解决距离模糊和同类系统相互干扰,并加以建模分析。
This article makes an experimental study of gas-phase turbulence modulation by particles with different material density in small particle Reynolds number range.
在颗粒雷诺数较小范围内,针对不同密度材料颗粒对气相湍流的调制规律进行了实验研究。
Presents the technical requirements of ECG telemetering systems, including fidelity, range, radiated power, sensitivity, frequency, frequency stability, modulation mode and safety.
提出对心电遥测系统的技术要求,包括保真度、工作距离、辐射功率、灵敏度、频率、频率稳定度、调制方式和安全等。
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。
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。
On the basis of the principle of range-Doppler coupling of linear frequency modulation signal, a new method of radial velocity estimation for high coupling coefficient is presented.
本文在分析了线性调频信号距离—多普勒耦合原理的基础上,提出了一种高耦合系数条件下径向速度估计的新方法。
Chirp signal is a kind of pulse-compressed signal with large time-bandwidth products achieved through linear frequency modulation. It has high resolution in range because of its great bandwidth.
线性调频信号是通过线性频率调制获得大的时宽带宽积的一种脉冲压缩信号,具有大的带宽,因此有高的距离分辨力。
Triangular frequency modulation continuous wave, combined with frequency domain matching, is adopted to solve the problem of range-velocity decoupling in LFMCW radars.
LFMCW雷达检测运动目标,可以采用对称三角lfmcw信号,通过频域配对实现动目标距离、速度的去耦合。
The simulation results predicted that the long-range acoustic communication system which based on MC-PSK modulation could satisfaction the requirements of the information transmission system.
对远程水声通信系统的总体性能进行仿真研究,表明基于MC - PS K调制的远程水声通信系统能够满足远程水声信息传输的技术要求。
The controller combines parallel amplification and drain modulation of the CMOS class-E power amplifier to provide high efficiency over a broad range of output powers.
结合射频E类功率放大器的结构特点,采用CMOS工艺,达到了在大的输出功率范围内保持持续稳定高效率的目的。
This approach develops images from linear frequency modulation components that are included in the phase history in every range bin.
该方法利用每个距离单元的相位历程中所含大幅度的线性调频分量进行成像。
A range of options and techniques to induce pressure modulation, velocity modulation or a combination of both, so that uniform drop sequences are obtained, are known to those skilled in the art.
一系列的操作和技术促使压力调制,速度调制,和两者的组合,导致了始终如一的墨滴次序被实现。在这篇文章中被了解到!
The pseudorandom code instead of single impulse is used for modulation to improve the capability of anti-jamming and precision of measuring range.
使用完全正交的伪随机码代替单脉冲信号对超声信号进行调制,以提高发送信号的抗干扰能力和系统的测距精度;
The pseudorandom code instead of single impulse is used for modulation to improve the capability of anti-jamming and precision of measuring range.
使用完全正交的伪随机码代替单脉冲信号对超声信号进行调制,以提高发送信号的抗干扰能力和系统的测距精度;
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