接口技术

Lenovo E255 Zhaoyang the basic hardware configuration: Intel Centrino mobile technology, Pentium-M-1.4G processor, Intel 855GM chipset, 855GM chipset, 256M RAM, 30G hard disk, 14.1-inch liquid crystal display, Intel 855GM graphics accelerator card dynamic allocation of memory, DVD drive, 4 USB 2.0 interface, an IEEE1394 FireWire interface, built-in wireless LAN card; adaptive 10/100 megabit network card, and other interface ports full weight 2.5KG, intelligent and efficient lithium ion battery (official battery life 3 hours).

再就是贵点的：联想昭阳E255的基本硬件配置为：英特尔迅驰移动计算技术的Pentium-M-1.4G处理器， Intel 855GM芯片组、855GM芯片组、256M内存、30G硬盘、14.1英寸液晶显示屏、Intel 855GM图形加速卡动态分配显存、DVD光驱、4个USB 2.0接口、一个IEEE1394火线接口、内置无线局域网卡；10/100兆自适应网卡、其他端口接口齐全、重量2.5KG 、高效智能锂离子电池（官方公布电池使用时间3小时）。

Information technology - Portable Operating System Interface - Part 2: System Interfaces; Technical Corrigendum 1

信息技术。可移植的操作系统接口。第2部分：系统接口。技术勘误1

Secondly, the platform of IPTV set-top box named DM6446 is introduced, and then the AVS video coding standard which is implemented as the video coding standard of IPTV is introduced. The kernel architecture, peripheral devices of DM6446 and the key technique of AVS video coding such as transformation, quantization, intra-prediction, inter-prediction, interpolation, and loop filter is introduced in detail. Thirdly, the system procedures of set-top box which are implemented on the ARM side of DM6446 are introduced in detail. This part focuses on the demultiplex of audio and video data, the design of data interface, the playback of audio and video, and the communication between ARM and DSP. Fourthly, the loop filter algorithm of AVS video coding standard is introduced in full detail, and the optimized procedures of the algorithm on the DSP side of DM6446 are introduced, and then the optimized results are presented. Fifthly, the thesis introduces and analyzes the state-of-art technique of deblocking filter, and proposes a deblocking method, and then the results of proposed method are given. Finally, summarize of this thesis and further development is given.

首先对IPTV技术、视频编解码技术以及去块滤波技术做了简要介绍；然后介绍了IPTV机顶盒的实现平台DM6446，并介绍了该处理器的外围接口和内核结构，同时介绍了作为本IPTV系统视频标准的AVS第二部分视频标准，以及该标准中变换量化、帧内预测、帧间预测、插值和环路滤波等多个模块的算法；接着，详细介绍了机顶盒系统相应程序在DM6446 ARM核上的实现，重点介绍了音视频系统码流的解复用、数据接口设计、音视频的播放以及ARM核与DSP核之间的通信；然后，详细介绍了AVS视频标准中环路滤波算法及该算法在DM6446 C64+内核上的优化，并给出优化结果；然后对去块滤波算法进行了研究并提出了一种环路滤波方案，同时给出了此方案的实验结果；最后总结了本文的工作，并提出了可以改进的方向。

The multifunctional interface circuit based on 1394 is a new application for ieee 1394. it is a hot spot to research and design the multifunctional interface circuit based on 1394, can realize the interconversion between different interfaces, and make the rapid transmission of data easier.

基于ieee 1394的多功能接口电路是ieee 1394技术的新应用，研究和设计基于ieee 1394的多功能接口电路可以实现不同接口之间的相互转换，方便数据的快速传输。

The current integrated well log instrument with multiple bus data transfer is improved by using pulse-code modulation and time division multiplex.

利用脉码调制技术和时分复用技术对现有的多总线数据传输综合录井仪进行改进，通过在井台区设置一个接口箱，使录井仪的主机柜与接口箱之间只用一根总线连接，变多总线数据传输方式为单总线数据传输方式。

Design of CSD Code FIR Digital Filter Based on Time Division Multiplex;2. The current integrated well log instrument with multiple bus data transfer is improved by using pulse-code modulation and time division multiplex .

利用脉码调制技术和时分复用技术对现有的多总线数据传输综合录井仪进行改进，通过在井台区设置一个接口箱，使录井仪的主机柜与接口箱之间只用一根总线连接，变多总线数据传输方式为单总线数据传输方式。

In this thesis, how to study and apply of system of CRM based on Web are discussed. Firstly, we summarize the principle of CRM, beginning with the current research condition, and introduce the concept, features and management principle of CRM. Secondly, we illustrate the basic architecture of web-based CRM system to form the basis of the further research and propose the integration of CRM system to the front end of enterprise, namely, the study on the business process re-engineering of CRM system. Then we discuss the key technique knowledge on CRM system based on Web, which included the technology of system interface, system safety and the design of net framework. And explain the technology of web service is a good solution to the problem of system interface in the Internet and the advantage of the develop way based on the B/S pattern. According to an application of CRM system based on Web, this thesis explains how to set up a CRM system based on Web, which include the customer requirement, analyzing the business process, system framework and system safety. At last, this thesis puts forward the extensive foreground of the system of web-based CRM with the expanding of the web technology and explains that there are some questions are to be resolve stilly in this thesis.

本文的研究内容首先从客户关系管理的研究现状出发，对客户关系管理加以概述，阐述CRM系统概念、系统特点和核心管理思想；并阐明了基于Web的CRM系统的基本架构为进一步的研究作铺垫，提出CRM系统对企业前端的整合，即对CRM系统的业务流程重构的研究；接下来说明基于Web的CRM系统开发的关键技术，包括系统体系结构的选择，系统接口以及系统安全三方面的技术要求，具体说明了B/S模式的原理及优点，Web Service是解决基于B/S模式系统的接口问题的最好方案；然后以一个销售管理CRM系统为例，说明如何构建一个基于Web的CRM系统，包括了系统设计要求、系统实现、系统功能框架和系统安全机制；最后根据当前通信和网络技术的发展，展望基于Web的CRM系统应用的广泛前景，并对在本文研究中还存在需要改进的地方进行了探讨。

In this process control system, an on-line electronic viscosimeter has been developed to determine the reaction end of adhesive using the technology of photoelectricity and microcomputer, at the same time to meas ure the temperature of adhesive in the electronic viscosimeter .

第三，胶液pH值的检测和控制也是脲醛树脂胶生产的关键要素，为了满足本系统计算机对胶液pH值的实时检测和控制，现有国产pH计尚不能满足这一要求，因此根据pH值的测量的原理重新设计pH计，采用微电脑技术和软件技术，实现pH计的工业标准电信号输出接口(或RS232接口)，以满足控制系统的要求。

Included are Broadband InterCarrier Interface, Interim Local Management Interface, LAN Emulation, network management, Private Network Node Interface, signaling, SMDS (Switched Multimegabit Data Service) and IP over ATM, traffic management, and a number of physical interfaces.

这些技术规范包括宽带载波间接口、临时的本地管理接口、局域网仿真、网络管理、专用网络节点接口、信令、可交换的多兆位数据服务SMDS以及ATM、业务量管理和大量物理接口中的因特网协议IP。

The paper gives a systematic introduction to RS 232C technology and analyzes in details the designed circuits of MCMCS 51 AVR and RS 232C and anti interfering methods of the comports .

系统介绍RS-232C串口技术，详细分析MCS-51单片机与RS-232C串行接口的设计电路和该接口的抗干扰技术的方法。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。