AFE

It has been shown that this low-noise , low-power AFE is suitable for a portable EEG acquisition device .

仿真结果表明该低噪声、低功耗模拟前端适合用于便携式脑电采集设备。

Single Chip 8-Channels Ultrasound AFE

单芯片8通道超声模拟前端

An application of the AFE frequency converter to a beam type oil pumping set

AFE变频器在游梁式抽油机上的应用

A Practical System Model for AFE of a Low-IF Communications Receiver

低中频通信接收机模拟前端的系统模型

Adaptive modulation in MIMO with power constraints on each AFE

基于天线阵元功率限制MIMO系统的自适应调制

Classical Implementation of Programmable Conditioning AFE with Vast-dynamic Range and High Precision

大动态范围高精度AFE程控调理的经典实现方法

The model and control methods for net-side AFE are studied and the results of simulation are given out .

对电网侧有源前端AFE的数学模型及控制方法进行了研究并给出了仿真结果；

The pieces of high performance chip such as AFE ( Analog Forward End ) and Ethernet controller are used .

通过合理选用AFE（模拟前端）芯片、以太网控制器等高性能器件来实现各个模块的功能。

Objective To discuss the forensic identification and significance of amniotic fluid embolism ( AFE ) .

目的探讨羊水栓塞致死的法医学鉴定和意义。

Pets are of particular importance to children in this Plastic Afe when most of us live in large cities .

我们大部分人生活在大城市中，因此宠物对这个“塑料时代”的儿童来说特别重要。

With frequency bias increasing , estimated bias and variance of adaptive frequency estimator ( AFE ) enlarge .

随着频偏的增大，自适应频率估计的偏差和方差也随之增大。

The main work is as follows : 1 、 Analyzing the ADSL system , complete the part design of the AFE and DSP .

在对ADSL传输系统研究的基础上，完成了模拟前端和数字信号处理的部分设计。

As the goods you ordered afe now in stock , we will ship them without fail as early as possible .

因为贵方订货的商品还有存货，本公司将必然尽快发运。

RFID Tag IC AFE Design

射频识别电子标签芯片模拟前端的设计

Analogue front-end ( AFE ) IC with the function of signal conditioning is a critical module in the biomedical system .

模拟前端集成电路作为生物医学采集系统中最为关键的模块，主要用来实现信号的预处理及放大。

Because AFE is very urgent , it is difficult to investigate the patho-genesis , prevention , diagnosis and treatment .

由于AFE发病急促、病程进展迅速、死亡率极高，给疾病的发病机理研究、预防、诊断和治疗带来困难。

Objective Explore the value of APM histochemical stain technique in the diagnosis of amniotic fluid embolism ( AFE ) .

目的探讨APM染色法在羊水栓塞（AFE）病理学诊断中的应用价值。

Rumen fermentation in sheep by adding suitable AWE and AFE in concentrate / roughage ratio of 30:70 was studied .

在精粗比为30：70日粮条件下，通过添加适宜的AWE和AFE研究了对绵羊瘤胃发酵的影响。

Objective : To investigate the value of cytologic analysis in maternal blood for patients with clinically suspected as Amniotic fluid embolism ( AFE ) .

目的：进一步探讨羊水栓塞（AFE）的临床早期确诊。

The results show that the average maternal mortality ratio due to AFE was 5.9/100 000 live births responsible for 15.5 % of total maternal deaths .

结果发现：北京地区羊水栓塞的平均死亡率为5.9／10万，占全部孕产妇死亡的15.5%。

Although the event seldom happens , it can be serious and sometimes fatal with AFE one of the leading causes of maternal mortality in developed countries .

虽然发生率极低，但是后果严重，经常是致死性的，是发达国家孕产妇死亡的主要原因之一。

Objective : To discuss the early diagnosis of amniotic fluid embolism ( AFE ) and its related effective aiding methods , further improving the percentage of successful first aid .

目的：探讨羊水栓塞的早诊断、早处理的方法，以提高抢救成功率。

Conclusion The virus producer cell lines bearing AFE / TK gene established in our experiments could faithfully transfer the AFE / TK gene to the infected cells .

结论携带AFE/TK基因的产病毒细胞系能够成功地将AFE/TK基因转移到感染细胞中。

Energies of adsorption systems of aFe atom on different sites are calculated , and the layer project density of states ( LPDOS ), the charge transfer are investigated .

通过对Fe原子在不同位置的吸附能，吸附体系与清洁表面的层投影态密度以及电子转移情况进行计算。

AFE is the key technology of the electronic tag due to it is mainly responsible for electronic tag chip work energy acquisition , working clock generation and the demodulation of modulated signal .

电子标签的模拟前端主要负责标签芯片工作能量的获取、工作时钟的产生和调制信号的解调，是电子标签的关键技术。

Car dumper driver frequency control system constitutes a programmable logic controller , the AFE rectifier feedback device , vector inverter , drive motor , speed sensor , PC , and control cabinet .

翻车机驱动变频调速控制系统由可编程逻辑控制器、AFE整流回馈装置、矢量逆变器、驱动电动机、速度传感器、上位机以及控制柜等构成。

AFE is the most serious obstetric complication that incidence is low and death rate is very high but can not be anticipated and it can develop to MODS in a short time .

羊水栓塞（AFE）是一种发病率低但又不可预料且死亡率极高的最严重的产科并发症，并能在极短时间内发展为多器官功能障碍综合征（MODS）。

Based upon a good knowledge of the relevant theory and technology , this article introduces an RFID tag complying with ISO15693 , and puts emphasis on Analog Front End ( AFE ) design .

在对RFID相关理论和技术深入研究的基础上，本文介绍一种基于ISO15693标准的电子标签芯片设计。

Then , the general framework of biopotential acquisition system is introduced from the view of the system . We summarize the difficulties and solutions of AFE design in system , and finally present the design specifications .

本文首先对生物电信号作简单介绍，从系统的角度出发，介绍了生物电信号采集系统的一般架构，并总结了系统中的前端放大器的设计难点及解决方法，最后提出设计指标。

In this paper properties of AFE and influences of frequency bias are analyzed , and formula on estimated variance lower bound is derived , and condition which is required by the bound is got .

本文分析了自适应频率估计器的性能及频偏的影响，得出了自适应频率估计方差下限的公式及达到此下限的条件。