当多数常规机载雷达依靠机械扫描天线收发信号的时候,有源电子扫描阵列(AESA)传感器却使用固定的孔径。
While most conventional airborne radars rely on some form of mechanically scanned antenna to transmit and receive signals, active electronically scanned array (AESA) sensors employ a fixed aperture.
文章分析了参考输入中含有目标信号的本艇自噪声有源抵消器的性能。
This paper analyses the effect of the signal components in the reference input on the Performance of the active self noise canceler.
系统地研究了电流传送器在有源网络元件模拟、模拟信号运算和电感模拟电路中的应用,提出了一种基于电流传送器的新型模拟浮地电感。
The simulative circuits of active network elements, analog signal operation and inductors based on current conveyors are systematically researched. A new active floating inductor is proposed.
同时,计算机仿真说明,只要参考输入中信号分量较少,自噪声有源抵消器仍然可以达到较好的降噪效果。
Computer simulations also validate that the good attenuation effect can be obtained in the active self noise canceler if the signal component in the reference input is small.
有源带通滤波器以其良好的幅频特性,在信号的分析与测量中得到广泛应用。
Active band-pass filters are widely used in signal analysis and measuring because of its good amplitude-frequency property.
本文介绍了利用PAL制电视信号进行有源电视时间频率传递与同步的一种可行的方案。
A feasible scheme using PAL TV signal for proceeding active time and frequency transfer and synchronization is described in this paper.
本设计采用有源电极的设计方法有效地提高了信号的质量。
By designing of active electrodes, the quality of the signal is improved effectively.
正交偶极子阵列声波测井仪中前端信号采集和处理单元大量使用了VCVS有源滤波器。
VCVS active filters are greatly used in front signal acquisition and processing unit of the Cross Multipole Array Acousticlog tool.
本文叙述了用信号流图来分析含有零极子的有源网络的方法。
This paper describes the method of analysis of active circuits including nullors with signal flow graph.
有源雷达诱饵通过模拟真实目标的回波信号,对敌方雷达系统进行欺骗干扰。
Radar system is deceived by active radar decoy which simulate echoed signals of real targets.
本设计运用MATLAB语言实现信号预测模型的自适应仿真在有源滤波系统的谐波和无功电流补偿中的应用。
Using the MATLAB, this paper introduces an application in harmonics and reactive-current compensation for an active filter system, which based on the adaptive simulink in signal prediction.
此法也可用于猜测一切有源网络的小信号s参数和一切无源网络的S参数。
Besides, it can be used both to measure the small signal S-parameters of active networks and the S-parameters of passive networks with high accuracy.
目前,国内外对MIMO雷达的研究主要集中在有源mimo雷达DOA估计、目标检测性能分析和波形设计与多通道信号模型等方面。
Nowadays, studies on MIMO radar mainly focus on DOA estimation, target detection performance analysis, waveform design and multi-channel signal modeling of active radars.
本文用两类拓扑图讨论有源网络的分析,给出机辅分析的算法及信号流程图。
By applying two types of topological graphs, the authors explore the analysis of active electrical networks, and provide an algorithm for computer_aided analysis and a signal flowchart in this paper.
提出了一种计算并联型有源电力滤波器电源电流参考信号和补偿电流指令信号的新方法。
A new method to calculate the source current reference and the compensating current reference for shunt active power filter (APF) is presented.
液面反射波信号主要在硬件方面采用双通道二阶有源低通滤波,功图信号则在软件方面采用数字滤波算法。
Reflected wave signal is processed by double channels two-order low-pass active filtering in hardware, and indicator diagram signal is processed by digital filtering in software.
如果用这个频段的有源雷达来探测隐身飞机时,它会受到广播、电视和通讯信号的干扰,而无源雷达系统则不受这种干扰的影响。
If, on this frequency, the hiding aircraft is detected, the active radar will be interfered by the signals from the broadcast station, TV and communication stations, but the passive radar will not.
研究了有源磁悬浮轴承(AMB)的工作原理及其数字控制器,讨论了以定点数字信号处理器TMS32 0F2 4 0为核心的数字控制系统。
The working principle and the digital controller of an active magnetic bearing(AMB)are investigated, digital control system based on digital signal processor TMS320F240 is discussed.
结果表明,用本文提出的信号流图法,可非常方便地求得有源scf的传递特性。
The results show that it is very convenient to find the transfer function of the active SCF by means of the signal-flow graph approach.
有源电力滤波技术是一项涉及电力电子、检测技术、控制理论、信号处理及计算机技术等多学科的研究领域。
The technology of active power filter (APF) is a research field concerning power electronic, detecting technique, control theory, signal processing and computer science.
所述传感器面(7)具有有源屏蔽,所述有源屏蔽由屏蔽面(11)构成,与所述传感器面(7)同时地在所述屏蔽面上施加时钟信号(28)。
The sensor surface (7) comprises an active shielding, which is formed by a shielding surface (11) against which a clock signal (28), simultaneously with the sensor surface (7), rests.
该文研究了有源转发器延时对距离向压缩信号、方位向压缩信号幅度和相位的影响;
The effect of transponder time-delay on amplitude and phase of both range-compressed and azimuth-compressed signal are researched.
对系统电流进行检测求出补偿信号是实现有源电力滤波的必备条件。
And the essential condition is to work out the compensation signal through detecting the system current.
介绍了固态有源相控阵雷达采用瞬时宽带信号进行距离高分辨的试验。
The paper presents a study of high range resolution experiment with solid sate active phased array radar.
采用时间增益补偿技术,补偿超声波在空气中的衰减,减少回波信号的起伏;由有源全波整流电路和微分电路等组成峰值时间检测电路,可正确检测回波的峰值到达时间。
The peak time detecting circuit which is composed of full-wave rectification circuit and differential circuit can detect the reach time of echo signal accurately.
环路滤波器中的有源和无源器件均有噪声产生,此类噪声会叠加在输出信号上,从而恶化输出信号的相位噪声。
Noise which comes from both active and passive circuit element in loop filter will deteriorate phase noise of output signal.
分析了铒离子掺杂浓度、信号光功率以及抽运光耦合系数对最佳陷波抽运功率的影响,为有源波导器件设计制作提供了理论依据。;
The dependence of optimal notch pump power on concentration of erbium ions, signal power and coupling coefficient of pump light is investigated, which provides theoretic basis for device design.
输出是开关控制信号甩于控制有源滤波器产生补偿电流来抵消非线性负载的畸变电流。
The active power filter is controlled to generate compensation currents to reduce distortion currents caused by nonlinear loads.
该互感器以罗柯夫斯基线圈作为电流传感元件,以电容分压器作为电压传感元件,以光纤作为信号传输通道,借助有源电子调制和信号处理技术实现电流、电压的测量。
A Rogowski coil and a capacitive voltage divider are used as current sensor and voltage sensor respectively in the transducer and optic fibers are used to transmit signal.
该互感器以罗柯夫斯基线圈作为电流传感元件,以电容分压器作为电压传感元件,以光纤作为信号传输通道,借助有源电子调制和信号处理技术实现电流、电压的测量。
A Rogowski coil and a capacitive voltage divider are used as current sensor and voltage sensor respectively in the transducer and optic fibers are used to transmit signal.
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