English translation for "lpf"

白细胞增多促进因子,升高白细胞促进因子
促白细胞增多因子
低通滤波器

Related Translations:

lpf lowest possible frequency:  最低可用频率

lpf low pass filter:  低通滤波器

Example Sentences:

	1.	An lpf can be simulated by setting the bpf ' s centre frequency to zero 将带通滤波器的中心频率设置到0 ，就可以模拟低通滤波器。
	2.	Lpf low pass filter 低通滤波器
	3.	Under special conditions a bpf may also be used as an lpf or as an hpf 在特殊条件下，带通滤波器也可以用作低通滤波器或高通滤波器。
	4.	This is because the bpf is a two - pole filter ; at its cut - off frequency ( when output is 50 per cent ) the output power of a true lpf of the same cut - off would be in fact 70 . 7 per cent 这是因为带通滤波器是一个两极滤波器；在其截止频率下（输出为50 % ） ，真正的具有相同截止频率的低通虑波器的输出功率事实上为70 . 7 % 。
	5.	The paper designs a more lpf and a numberical filter to eliminate the error , and a frequency tracing tache because system frequency fluctuates ceaselessly . this guarantes synchronization sampling 为了消除频率混叠带来的误差，专门设计具有较好性能的低通滤波器和数字滤波器；由于系统频率波动性，设计有硬件电路组成的频率跟踪环节，最终实现采样周期和信号周期同步。
	6.	On the basis of physical concept , applying mathematical method , the condition that the problem can be transformed from the voltage - controlled voltage source lpf of two orders to the sinusoidal oscillator is proved and the calculation formula of oscillatory frequency is presented 摘要以物理概念为基础，利用数学手段证明?二阶压控电压源lpf转化为正弦波振荡器的条件，同时给出了振荡频率的计算式。
	7.	We analyzed the anti - jam and band inside anti - interfere performance of the system , and the low probability intercept ( lpi ) of the traditional direct sequence spread spectrum ( dsss ) modulations in the uav platform ' s applications . so a new modulation technique using a multi - level pseudo noise ( pn ) code has been presented . the new multi - level pn code is built from a high speed pn code through a low passed filter ( lpf ) 分析了系统抗阻塞式干扰和抗带内频带干扰的性能，以及常规bpsk qpsk - dsss调制在无人机通信中存在的安全隐患，提出了一种用多电平pn码进行扩频调制的方法：采用高速pn码，经过低通滤波器，产生多电平pn码进行直序扩频调制，能在低信噪比情况下有效抵抗平方率检测器对系统载波的检测。
	8.	In dtc system , the concept of space vector is introduced to analyze and control the ac motor , the electromagnetic torque and flux are caculated and controlled in the stator reference frame , and the optimal pwm gating signas are generated to control the inverter according to the output of the bang - bang regulator . in this paper , the dtc system is designed based on dsp . a speed estimation method is derived detailedly and the sensorless speed close - loop control is conducted . in this system , there are some problems , such as flux drift and torque ripple . to resolve these problem , a modified flux caculation method and some measures such as speed lpf , torque slide filtering are adopted . the system performance is enhanced by these mersures 直接转矩控制采用空间矢量的概念来分析异步电机的数学模型和控制其各物理量，直接在定子坐标系中计算和控制转矩和磁通，借助于离散的两点式调节( bang - bang控制)产生pwm信号，直接对逆变器的开关状态进行优化控制，以获得转矩的高动态性能。本文采用dsp设计了直接转矩控制系统，详细推导了速度估计方法，进行了无速度传感器的速度闭环控制。
	9.	This article according to the acquirement of the system parameters such as : temperature sensitivity 、 angle resolution 、 image forming time etc to design the type and diameter of the antenna ; the receiver type , integral time , rf gain , lpf gain ; the mode of calibration ; the sample frequency and program of the daq ; the scanning time , scan type , etc 本文根据系统温度灵敏度、角分辨率、成像时间等参数要求,对系统天线类型、直径,接收机类型、积分时间、射频增益、视频放大器增益,定标方式,数据采集卡的采样频率、编程及驱动装置的扫描速度、扫描类型等进行了详细的分析设计。
	10.	The design process consisted of computer design by circuit simulation software integrate with electromagnetic simulation software , fabrication of microstrip bpf 、 lpf 、 the match circuits , cavity and test . when rf frequency is 91 ~ 97ghz , lo frequency is 47ghz , power is 10 dbm . the best conversion loss of the 2 and 4 sub - harmonic mixer is 13 . 5 db and 23 . 5db which is shown in the test 实测表明,在本振为47ghz ,功率10dbm ,测试射频带宽为91ghz 97ghz时,二次与四次分谐波混频器变频损耗最优处分别为12 . 7db和23db 。最后对实验结果进行分析并提出改进措施。

Similar Words：

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