查询词典 led

Fire and water are the theme of the Tang Dynasty Club. It is these two completely different feelings that show us "intoxication and shadiness" and allow the characteristics of the fiber, LED and acrylic materials to express completely: the arc line made up of many starry LEDs along the wall can lead the guests to different rooms; the straight and curved ￠10 fibers on the wall make the black core barrel, which is originally monotonous, bright and rich; the fibers on the ceiling, corresponding to the LEDs on the glomerocryst stone floor, make people have the idolum of stars and autumn water.

火与水是唐朝会的主引，正是这两种截然不同的感觉体现出的"迷醉与暧昧"，让光纤、LED和压克力的材质特性得到了尽情的发挥：地面的点状LED顺着墙体的弧线引导客人进入不同的空间，而墙面曲直两种￠10光纤使原本单调的黑色核心筒体墙显得亮丽和丰富，天花的光纤对应着聚晶石地面的LED，给人繁星、秋水的幻象。

In the data acquisition system, CD4051 and AD574- the A/D transform, are used as hard core to receive the signal from the infra-red ray temperature sensor; the data acquisition depend on CPU; in the keyboard/ display system, a 74LS48 as the driver to drive LED works; in the warning circuit, I used two color LED and a buzzer as one unit to work; DAC0832 converter is the center of the D/A transform; execution unit, I used DDZIII type electromotive unit; the auto-man, it is a disabling of the other control circuit, this can secure production all the time.

在数据采集部分，以多路开关CD4051和AD574模/数转换器为核心接收来自红外线传感器的信号；数据处理依赖CPU；键盘/显示部分，以74LS48驱动LED数码管工作；报警单元，采用了双色LED加蜂鸣器的组合；D/A转换采用了DAC0832转换器；执行器采用DDZIII型电动执行器；手/自动切换装置则屏蔽了之前的电器部分，安全可靠。

To enhance the bright intensity of LED, one is to increase the light efficiency of LED and the other one is to increase the input power.

要增加LED的亮度可以从两方面著手，一种是增加LED的发光效率，另一种是提高输入功率。

this paper introduced the design way of a newstyle led lampion control system that used at89c51 singlechip as th e controlcore, combined with little assistant hardware such as keyboard display, and took software program to control led lampionthis system had the merits of small volume, few of hardwares, circuit configuration simple and easy to operate, and so on

摘 要：介绍了一种新型的led彩灯控制系统的设计方法，以at-89c51单片机作为主控核心，与按键、显示器等较少的辅助硬件电路相结合，利用软件实现对led彩灯进行控制。本系统具有体积小、硬件少、电路结构简单及容易操作等优点。

Based studies were done on radiation spectrum, voltage to current character and modulation property of white LEDs when they are used as optical transmitters. Then the configuration and systematic design techniques are concentrated concerning white LED lighting source communication with numerical analyses and computer simulations done as well as high speed modulation techniques, visible light receiver design and means to alleviate inter symbol interference along with background noise problem.

在对白光LED用作通信光源时的光谱特性、伏安特性、调制特性等物理特性做深入分析的基础上，重点研究了白光LED照明光源通信系统的组成结构和系统设计，进行了数学计算分析模拟，并设计出了白光LED高速调制电路和可见光接收电路，并就如何削弱码间串扰和背景光噪声对通信系统的影响进行了讨论分析。

The epitaxial wafer is equipped with two detached quantum traps, by preparing three electrodes on the p-type layer I, the n-type layer and the p-type layer II, the two quantum traps can respectively emit light with different wavelength under applied voltage, after the epitaxial wafer is prepared to LED chip, mixing light with different wavelength emitted by the quantum trap I and the quantum trap II are obtained, or a single-color light emitted by the quantum trap I or the quantum trap II is obtained, thereby greatly extending application area of the LED.

本发明外延片设有两个分隔的量子阱，通过在p型层I、n型层、和p型层II制作三个电极，可使两量子阱在外加电压下分别发射不同波长的光，该外延片制作成LED芯片后，可获得由量子阱I和量子阱II发出的不同波长的混合光，或者分别发出由量子阱I或量子阱II产生的一种颜色的单色光，大大拓展LED的应用范围。

Firstly,the cameras were calibrated high accurately,and the stereoscopic vision system model was established.Secondly,the 3D coordinates of the center of LED on the light-pen were achieved through matching the 2D images grabbed by the two cameras.Then,a series of the 3D coordinates of the center of LED were used for fitting straight line,and the 3D coordinates of the pen-points can be obtained from the line.

首先，对摄像机进行了高精度的标定，建立了双目立体视觉系统模型；其次，通过左右摄像机拍摄的二维图像，将两幅图像中的点进行匹配，获得光笔上的LED光斑中心三维坐标；然后，由一系列LED光斑中心的三维坐标拟合直线，从直线上得到笔尖的三维坐标。

Livermore, CA and Lisle, IL – March 24, 2010 – Bridgelux and Molex Incorporated (NASDAQ: MOLX and MOLXA) today introduced the first LED lighting solution designed and priced to drive rapid, mass market adoption of LED lighting technology.

为了有力推动未来LED照明快速成长，业界大腕Bridgelux及Molex于2010年3月24日全球首家隆重推出HELIEON 最具成本竞争优势，易互换及升级的LED半导体照明解决方案！

By Hong Kong's largest LED manufacturers Lunda Kin Group and Wuhan Optics Valley of the most powerful Venture Capital Co., Ltd. established cooperation and participation of Wuhan East Lake Development Zone to support the industry to co-create in Central China LED industry base in areas of products and services direct central, north, east area.

系由香港最具规模的LED生产厂家健隆达集团公司和武汉最具实力的光谷创业投资股份有限公司合作成立的，并且武汉东湖开发区管委会参股扶持这一产业，以共同打造华中地区LED产业基地，产品服务直销华中、华北、华东一带。

Because each LED Magnetic Light Mine is one super-bright, wide angle LED light surrounded by 12 stalks.

由于每个 LED 灯磁矿是一个超高亮度，广角LED灯12秸秆包围。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。