亮度控制

For a particular region, in conformity with it's function, the period of time, it's indoor brightness and it's purpose of use, the intelligent lighting control system can automatize the lighting system with the integrated technologies of computer, communication and digital light regulation.

智能照明控制系统，就是根据某一区域的功能、时段，室内光亮度或该区域的用途，用计算机技术和通讯技术及数字调光技术相结合，使照明系统自动化。

This topic returns in view of the cut type switch spreads the type switch "to return for the predecessor design spreads the type electric power switch utilization in the LED lamps and lanterns" is the research direction, to achieve take reduces the power loss to replace the tradition operational amplifier pulse wave width accent as the goal using IC UC3842 changes part, the actuation returns spreads the type electric power switch's switch of Power MOSFET, so as to controls instead spreads the type electric power switch breakover closure's time then control voltage output size, achieves the output voltage to the load LED lamps and lanterns adjusts the LED lamps and lanterns brightness the goal.

各位大大抱歉~！因为英文底子不好！希望大家帮忙翻译一下，希望不要用翻译软体翻的最好是自己翻！拜托了！本专题针对切换式转换器的返驰式转换器为前身设计「返驰式电力转换器运用在LED灯具」为研究方向，为达到以减少功率损失为目的利用IC UC3842代替传统运算放大器脉波宽度调变部分，驱动返驰式电力转换器的Power MOSFET之开关，藉以控制反驰式电力转换器导通截止的时间进而控制电压输出的大小，输出电压至负载LED灯具达成调节LED灯具亮度的目的。

Name sometimes applied to color intensity control in a receiver.

色度一词有时也用于接收机中的颜色亮度控制。

Movement, the sunburst symbol on the screen illumination control knob of an IBM3279 Color Display Station.

垂直'。''和水平箭头，ibm3279彩色显示站屏幕亮度控制钮上的光芒四射的太阳符号等。

The dimmer control circuit comprises: three-end bidirectional controllable silicon switch element, comprising grid and turned on by trigger signal of the grid, connecting to AC power supply through lamp load; and a first variable resistor, possessing adjustable resistance and regulating lamp brightness by following modes: changing resistance value of the first variable resistor, changing phase of the trigger signal corresponding to AC voltage waveform, prolonging or shortening turning-on time bucket of three-end bidirectional controllable silicon switch element, thereby changing current provided to the lamp load.

一种调光器及调光控制电路，该调光控制电路包括：三端双向可控硅开关元件，其通过灯负载连接到交流电源，其中，三端双向可控硅开关元件具有栅极，并且由输入到所述栅极的触发信号开启；以及第一可变电阻器，其具有可调节的电阻值，其中，通过以下方式来调节灯负载的亮度：改变第一可变电阻器的电阻值，改变所述触发信号相对于交流电压波形的相位，延长或缩短所述三端双向可控硅开关元件的开启时间段，从而改变了提供给所述灯负载的电流。

Lab model consists of three tunnels, the L channel represents the brightness, which controls the brightness and contrast of a picture, a channel including color from caroba to gray to bright pink (high-brightness value), and b channels including color from a bright blue to the grey to Browning (high-brightness value).

Lab模式由三个通道组成，L通道表示亮度，它控制图片的亮度和对比度，a通道包括的颜色从深绿到灰色到亮粉红色，b通道包括的颜色从亮蓝色到灰色到焦黄色。

Methods The operating astral lamp employs specially-designed LED as the point light source to focalize lights into a beam for operating illumination,and IC is used as the control circuit to manipulate the brightness, focusing, running detecting, alarming, partially auto-repairing and exchanging between AC and DC.

用特定的发光二极管作手术无影灯的点光源，聚焦形成手术照明光束，用单片机IC作控制电路控制无影灯的亮度、聚焦、运行状态检测、报警和部分自动修复等。

LightKeeper cell phone backlight is used to control the software can open a long-brightness, set maximum luminance, the backlight is designed to avoid over-consumption and conservation.

LightKeeper手机背光是用来控制软件，都可以开设一个长期的亮度，最大亮度设置，背光的设计，以避免过度消费和养护。

Backlight control, the use of PWM control of backlight brightness adjustment stepless.

背光控制，使用PWM方式控制背光亮度的无级调节。

Methods To automatically adjust x-ray tube voltage of fluoroscopy for image brightness control,to use phototimer for autocontrol of exposure time.

自动调整透视管电压以控制图像的亮度；利用光电计时器自动控制曝光时间。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。