传感器

Each step of compensation is guided by accessorial explain and the automatic calculation and automatic adjusting of parameters are realized.

引言传感器(特别是硅压阻式传感器)的温度误差在其总误差中占有很大的比重，温度补偿的好坏直接影响着传感器的总精度。

The test is carried out on the electricity character of carbon nanotubes adsorbing adenine.

碳纳米管具有独特的结构和许多奇特的性质，已被广泛应用在制作优质的分析电极、流量传感器、气体传感器和湿度传感器等领域。

A dynamic monitoring and identifying system of Fe2O3 series gas sensors for the research of electronic nose is introduced. The system has 6 channels to input 0~2.5V voltage signals, measures system temperature, makes thermoregulation for sensor with hardware and has LCD screen and voice function. The heating circuit using TL494 chip and PWM mode is realized. Offline and online identification is realized. The hardware design is based on 16 bits MSP430F149 microcontroller. The software design for digital acquisition and identification based on Windows operating system is compiled by Visual Basic 6.0. The test results show that friendly interface, simple operation, accurate data, reliability and stability are obtained. The real-time monitoring for all of the sensors in aerometry or identification can be realized by BP ANN.

介绍了一种用于电子鼻研究的Fe2O3系列气敏传感器阵列动态测试、控制和识别系统；该系统能够同时采集6路0~2.5V的模拟电压信号，测量系统温度、硬件对传感器进行温度补偿，同时具有液晶显示和语音功能；加热电路用TL494芯片采用PWM方式实现，能实现脱机和联机两种不同的识别模式；以16位单片机MSP430F149为核心设计了硬件系统，用Visual Basic 6.0设计了基于Windows操作系统下的数据采集与模式识别软件；该软件界面友好，操作简单，数据结果准确，运行可靠、稳定，既可以长时间实时显示各传感器的全部动态响应过程，又可以用BP神经网络进行模式识别。

The design of node software and hardware plays an important role in the construction of the wireless sensor network.

无线传感器网络节点是无线传感器网络组成的基本单元，节点的软硬件设计在整个无线传感器网络的构建中举足轻重。

In this paper, the sine and cosine shaped sensors have been designed by using the integral characteristics of PVDF piezoelectric film. The sine PVDF sensor can be used alone to measure the displacement, speed, acceleration, stain, stress of the roof beam vibration; the cosine PVDF sensor can be used alone to measure the angular displacement and shear of the roof beam vibration; by using them jointly , the structural intensity can be measured for the roof beam without any finite differential error.

本文利用PVDF压电薄膜独特的积分特性，设计制作了正弦形状和余弦形状传感器，它们单独使用，正弦形状的PVDF传感器可以用来测量梁振动的位移、速度、加速度、应变、应力、弯矩；余弦形状的PVDF传感器可以测量振动梁的角位移和剪力；配对使用它们，可以用来测量梁的结构声强，用它们测量结构声强时不会产生有限差分误差。

Electronic nose could be used in many application fields for important national requirements, such as food quality assessment and control, environment, security, sanitation, avigation etc.

电子鼻中最核心的组成部分是气体传感器阵列，其中金属氧化物气体传感器是应用最广泛的一类传感器。

Recently, CMOS Image Sensor which is solid-state circuit the same as CCD has developed quickly. Because it has a lot of advantages, such as high integrity, low power, simple technics, and short developing cycle that are different from the intrinsic disadvantages of CCD as complicated driving circuit, low data and frame rate, low integrity and high power, CMOS Image Sensor is widely used in industry, surveillance, avigation and spaceflight affairs. The developed countries have used CMOS Image Sensor in the domain of space exploration and navigation such as star trackers and cameras for remote sensing images.

中文摘要近年来快速发展的CMOS图像传感器与CCD一样都属于固态成像器件，但CMOS图像传感器具有高集成、功耗低、工艺简单和开发周期短等优点，克服了CCD器件驱动设计复杂、数据读取效率低、帧频低、集成度低、功耗大的固有缺点，已被广泛应用在工业、监控、航空和航天等众多领域，发达国家已经将CMOS图像传感器应用于星敏感器、遥感成像等空间探测、导航领域。

Some wireless networks in day are analyized and proved to be unfit for WSN in this paper. We have to create a new type of wireless network for WSN.

论证了当今几种主流无线网络的组网方式不适于组建无线传感器网络，并以我们现阶段所做的家用无线报警网络实例为载体，具体分析和细化了无线传感器网络，根据无线通信的通用原理和支撑技术设计出一个无线报警网络，建立起一个简单实用的无线传感器网络通信协议。

In this article both stereo vision and line2laser scan sensor are integrated to CMM,according to this measuring system the bound2 aries or outlines of object are obtained by stereo vision and the ostensible data of object are achieved by line2laser scan sensor. Information fusion of multi2sensor can be utilized to segment 3D data、to abstract the geometry characteristic of the object、to construct the object modeling.

将立体视觉和线激光扫描传感器集成到三坐标测量机下，由立体视觉来获得物体的边界或轮廓信息、线激光扫描传感器获得物体表面的三维数据，利用多传感器的信息融合技术对三维数据进行分割，提取被测物体的几何特征，并在此基础上构建物体模型。

Installation Bundled with car alarm and save technician time and simplify wiring tasks compared with installation of two separated systems in one car Management Powerful graphical user interface for rapid understandings of tyre status Two-way vehicle security system to secure car Real-time monitoring of tyre pressure and temperature is also achieved to allow users to get information immediately Beep sound when start engine to remind driver TPMS is ready One remote controller can monitor both tyre pressure and secure car from burglary Reliability and Robust All sensors are locked with special tool All major components are swappable in case any component is broken Strict environmental test has approved its lifespan can last for up to 10 years Provides signal accessibility by providing peripheral signal integrity technology Receiver has fuzzy to learn IDs from original sensors and spared sensors Extremely lightweight, tiny size and special mechanical design of sensor have won TD-3000A the best TPMS system in this industry

安装 与在一部汽车上安装两个单独的系统相比，我公司产品附加了汽车报警器，节省了技术时间，简化了配线任务操纵强大的图像界面，可快速把握轮胎状况双向车安全系统，确保汽车安全胎压和温度实时监控系统，使得用户可立即获取相关信息发动机启动时会发出嘟嘟的响声，提醒驾驶员TPMS已预备就绪遥控器可监视胎压并确保汽车防盗可靠强劲所有的传感器由非凡工具锁定所有主要元件可置换，以防任何元件出现损坏严格的环境测试证实该产品的使用寿命可达10年通过外围信号完整性技术可接收信号接收器可从原始传感器和备用传感器模糊接收标识部分的信号传感器重量极轻，尺寸小巧以及非凡的机械设计使TD-3000A在业内赢得了&最好的TPMS系统&荣誉。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了