查询词典 automatic gain

A new Automatic Gain Control circuitry is proposed in this paper.

摘要该文提出一种新的数字接收机自动增益控制电路。

Post equalization, Automatic Gain Control and more...

邮政均衡，自动增益控制和更多。。。

A method of automatic gain control for synthetic aperture radar is described.

阐述了一种适合于合成孔径雷达接收机自动增益控制的方法。

An on-chip Automatic Gain Control circuit controls the gain of this preamplifier from -15 to 24 dB.

片上自动增益控制电路控制，从这个前置放大器增益-15至24分贝。

The gain is adjusted by the automatic gain control circuit if a preamble signal is detected.

调整后的收益是由自动增益控制电路，如果一个序言信号检测。

It also could choose between automatic gain and fixed gain.

同时，该电路板具有自动增益及固定增益选择能力。

An automatic gain controlling circuit controls a gain of a video signal from an imager.

自动增益控制电路控制成像器的视频信号增益。

Especially, the technology of Automatic Gain Control and signal processing are studied which are key factors working on the performance of the receiver. Based on analyzing the theory of automatic Gain Control, operational amplifiers 0P37 and logarithmic D/Aconverter AD7111A are used to design variable gain amplifiers which can be controlled numerally, A/D convector LTC1405 is Used to test the echo, Complex Programmable Logic device is used for controller, and an arithmetic is designed for automatic Gain Control which is simulated and analyzed in order to test its feasibility.

本文在分析自动增益控制AGC原理的基础上，采用集成运放OP37和数控增益衰减器AD7111A设计可数字控制的可变增益运放模块；采用高速A／D转换器LTC1405作为回波信号检测模块；采用复杂可编程逻辑器件CPLD作为核心控制模块，构成数字自动增益控制电路，并设计粗调和细调步进控制相结合的算法，对回波信号的增益进行精确而快速的调节控制，使回波信号振幅快速稳定在设计指标范围内，利于接收机后续信号处理电路对回波信号作进一步的处理。

This paper presents a low-voltage low-power variable gain amplifier,which is applied in the automatic gain control loop of a super heterodyne receiver.

针对超外差接收机的自动增益控制网络，设计了一种结构简单的低压、低功耗全差分可变增益放大器。

Automation: Microprocessor controlled optical bench, digital speed control, automatic gain selection, advanced system check, automatic power saving mode

自动化：微处理器控制光学台，数字化动镜控制，自动增益选择，高级的系统诊断，自动节电模式。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。