数据传输

词组短语

data transmission

与数据传输相关的网络例句 [注：此内容来源于网络，仅供参考]

According to the high need of multi-channel cardiograph testing instrument for the wide bandwidth of data-transmitting interface of PC interface, adopted USB2.0's 480Mbps high-speed data-transmitting mode, described a data-transmitting interface design of USB2.0 which is based on microprocessor ADSP2188 and USB interface chip CY7C68001 of EZ-SX2 series, and make a detail dissertation about the key technique of the design in hardware and software .

针对多通道心电测试仪对PC机接口提出的高数据传输带宽的要求，采用USB2.0规范推出的480Mbps的高速数据传输模式，介绍了一种以数字信号处理器ADSP2188为外部微控制器，以EZ-SX2系列USB接口芯片CY7C68001为接口控制芯片的USB2.0数据传输接口设计方法，并对软硬件设计上的关键技术作了详细的论述。

In the first section of hardware circuits part, the design principle, project and application of the data transmission board based on the normal electrical chips are discussed in detail. The data transmission board is used to the way of synchronizing transmission that is a particularly novel way in the Real-time SAR Image Data Process and Transmission System and can nearly double the transmission ratio.

在硬件电路设计方面，本文首先讨论了基于普通芯片的专用数据传输接口板的设计和实现，该接口板采用同步传输的工作方式，比原系统中接口板的传输速率提高了近一倍，并且具有单机调试的能力，已用于"九五"灾害监测子系统中地面数据接收站和高速图形处理工作站之间的数据传输。

The system hardware design and software design are discussed in detail,and the theory of wireless data transmission with wireless digital transmission chip under the enhanced ShockBurst mode is analyzed.

介绍了一种利用无线数字传输芯片和单片机构成的无线数据传输系统，讨论了系统的硬件电路设计和软件编程，以及无线数字传输芯片在增强式突发传递模式下通过单片机的控制进行无线数据传输的原理，设计了在增强式突发传递模式下可实现半双工通信的通用电路，并讨论了无线数字传输芯片初始配置和数据发送程序开发的关键技术。

According to actual condition, a model of wall thickness of rotary kiln is established. The constant coefficients in the model, including thermal conductivity, heat transfer coefficient, Fourier coefficient and contact resistance, are closely calculated. A formula of contact resistance is draw from a great deal of data of surface and inner temperature of rotary kiln. The wall thickness of rotary kiln is simulated by MATLAB. The simulation result is transmitted from MATLAB to DELPHI through a group of interface functions compiled by VC++. The basic graphs-circle and line are analyzed by the means of the technique of Visualization in Scientific Computing and the Bresenham arithmetic, and are realized the visualization of the wall thickness. The contents of communication between master computer and slaver computer are designed and the error control technique, the idea of multi-thread and the embedded assembly language are applied to realize the temperature data transmission and graph transmission, which largely improved the speed of transmission and the reliability and stability of system.

建立了符合现场实际的回转窑壁厚数学模型；结合现场采用红外测温仪测量所得的温度数据和回转窑的实际结构数据，确定出适合该模型的定常系数(包括导热系数、换热系数、傅立叶系数、接触热阻等)，并得出与回转窑工况的相近的接触热阻公式ln=T~(0.5154)-36.7868；利用MATLAB软件仿真出回转窑壁厚，并将运算结果通过在VC++的编译环境下编译出MATLAB和DELPHI的接口函数传输到该监测系统中，实现了温度数据的转换和交换；运用科学计算可视化技术和Bresenham扫描转换算法对基本图形——圆和直线进行分析，从而实现了仿真后的壁厚数据可视化；在研究异步串行通信方式的基础上，设计了该系统上下位机功能和通信内容，并运用差错控制技术、多线程思想以及嵌入式汇编语言实现了温度数据和图形数据在上下位机之间的远程传输，提高了数据传输的速率和系统的可靠性、稳定性。

This invention discloses a user data process method, which contains 1, judging each data package in IP data steam sent form high layer of empty command protocol stack, if the received IP data package is TCP ACK data package, then executing step 2, if the received data package is not TCP ACK, then executing step 3, 2, making PDCP layer function process to IP data package and ending current process, 3, making flow control to IP data package and then executing 2,, said invention can precedential send TCP ACK data package to opposite part in preserving original TCP/IP and universal mobile telecommunication system data transmission system base, to reduce data package reversion time delay and keep stable data transmission rate.

本发明公开了一种用户面数据处理方法，其主要处理步骤如下：a。对从空口协议栈中高层下发的IP数据流中的每一个数据包进行判断：当前接收到的IP数据包是否为TCP的ACK数据包，对所有是TCP的ACK数据包的IP数据包执行步骤b；对所有不是TCP的ACK数据包的IP数据包执行步骤c；b。对IP数据包进行PDCP层的功能处理，结束当前处理流程；c。对IP数据包进行流控，再转入步骤b。采用本发明方法能够在保持原有TCP/IP和全球移动通信系统数据传输机制的基础上，优先将TCP的ACK数据包发送到对方，从而减少TCP的ACK数据包的回复时延，保证稳定的用户面数据传输速率。

Based on the work by the forerunners, this paper do some investigation about various kinds of data transmission format, for example, CBERS-1-02B CCD double channel data transmission, WFI and IRMSS, SPOT-2/4 single channel multiple work modes, LandSat 5 TM multi frame structure, HJ-1A/B single channel multiple sensor and so on, make some conclusion about the common parts of transimission foramt of different sensors, which meet the requirement of easy production, extraction and transmission, at the same time, the author made the quick view data format which is fit for multiple satellites and sensors.

作者在总结前人研究工作的基础上，结合国家对航天对地观测地面系统一体化和数据标准化的要求，针对光学、红外、高光谱等传感器卫星原始数据格式，如：CBERS-1-02 卫星的CCD、WFI与CBERS-1的IRMSS多通道多传感器数据传输格式的特点；SPOT 2/4的单通道多工作模式数据的特点；LandSat5卫星TM复帧数据结构数据的特点；针对HJ-1A/B卫星单通道多传感器数据传输格式的特点等原始数据格式进行了详细分析，总结不同传感器数据格式的共性部分，满足数据格式便于生成、解析和传输的特点，研究制定了适用于多种卫星、多种传感器的快视数据格式。

The description of network delays including characteristics and effects are also covered and the uniformed mathematic models for NCSs with four different structures are derived. Furthermore, the controller basing on state prediction and compensating time delay is designed. Sufficient and necessary stability conditions for systems with different transmission policies such as perfect transmissions, delayed transmissions and time-varying transmissions are obtained as simple eigenvalue tests of certain test matrices. And in the end, effects of model error over maximum communication interval are analyzed. Numerical examples show the feasibility and efficiency of the proposed methods.

首先介绍了网络控制系统中数据包的传输情况以及基于模型结构方法的基本思想，并针对四种不同拓扑结构的控制网络分析了网络时延的性能，进而给出了统一的数学模型；然后，提出了基于状态预测的具有时延补偿功能的状态反馈控制器的设计方法，并针对完美传输、延时传输及时变传输三种数据传输策略，分别研究了控制系统的稳定性问题；最后分析了模型误差对最大通讯间隔的影响；仿真结果表明了设计及控制方法的正确性和有效性。

Generally the electronic parts and modules which developed by our self are achieved them EMC. But as soon as they are connected each other to form products, the series EMC problems are happing. Because mainly, the reason is the transmission of data, and the electronic connection. So based on the syntheses analysis of the transmission of image engineering equipment, it is significant to research the principle and technology. In the theory, some new methods of more kind of transmission data can be found, and compared them to the earlier ones. In the technology, the faster speed of the equipments can be gotten, and the area of image processing can be enlarged.

理论上，可以进一步发现各种类型数据传输的新方法，并与以往的方法进行比较，研究其效率，增加人们对数据传输的理解和认识；技术上，可以进一步提高图像工程设备的工作速度，拓宽图像处理的应用领域；应用上，将电磁兼容设计放在了设备开发的初期阶段——数据传输阶段，在考虑数据传输的同时进行电磁兼容设计是高效开发图像工程设备的前提，对节约开发费用和时间都有很好的社会效益和经济效益，收到事半功倍的效果。

The main features of this paper is: nothing to do with the platform, this system can be compatible with the majority of software and hardware used by the platform, as well as various database platform, shielding the differences of hardware and software platform such as network, operating systems, databases, application systems and so on, so that enterprises and institutions could achieve seamless, transparent data exchange through data exchange system; Java technology used to develop the system transplantability; using data exchange center to achieve centralized data processing, different data format conversion, increased system scalability; from data transmission, authentication, access control, encryption and more news content log-class areas enhanced data exchange system security; using DES and RSA algorithm , increased the confidentiality of data transmission; create WrapperTimer category achieved data transmission timing implementation and reduce the dependence on artificial.

设计的系统与平台无关，能兼容企业所用的大多数软硬件平台，以及各种数据库平台，屏蔽网络、操作系统、数据库、应用系统等软硬平台的差异，使企事业单位通过数据交换系统实现无缝的、透明的交换数据；采用数据交换中心来实现数据的集中处理、不同数据格式的转换，增加了系统的可扩展性；从数据传输、身份认证、权限控制、消息内容加密和多级日志等多方面增强数据交换系统的安全性；用DES和RSA算法对XML文件或XML文件中的元素进行加密，增加传输数据的保密性；创建WrapperTimer类实现了数据传输的定时执行，降低了对人工的依赖性。

This changed principle is: Normally the circumstance falls, the number with acquiescent TCP/IP accepts the size of buffer to be 576 byte according to transmitting unit, if set the size of this buffer more greatly, once a certain TCP/IP in group when data happening is wrong, all cent inter block in buffer of so whole data is allowed, will be lost and undertake; undertakes transmission afresh ceaselessly apparently conveying afresh, can affect ADSL to transmit the efficiency of data greatly.

这个更改的原理是：通常情况下，TCP/IP默认的数据传输单元接受缓冲区的大小为576字节，要是将这个缓冲区的大小设置得比较大的话，一旦某个TCP/IP分组数据发生错误时，那么整个数据缓冲区中的所有分组内容，都将被丢失并且进行重新传送；显然不断地重新进行传输，会大大影响ADSL传输数据的效率。

与数据传输相关的网络解释 [注：此内容来源于网络，仅供参考]

data transfer rate：数据传输速率

数据传输速率 (Data Transfer Rate) 即大家常说的倍速,是光驱最基本的性能指标,是指光驱在1秒内所能读取的最大数据量.早期的光驱数据传输率并不高,每秒钟只能传输150K字节(即150KB/s),即单速光驱.我们平时说的多少速光驱,就是以此为基准.例如,

data transfer rate：数据传送率;数据传输速率

data transfer,数据传递 | data transfer rate,数据传送率;数据传输速率 | data transmission,数据传输

data transmission：数据传输

数据传输(data transmission) 数据在传输信道上传递的方式. 若按被传输的数据信号的特点,可分为基带传输、频带传输和数字数据传输;若按数据传输的顺序可分为并行传输和串行传输;若按数据传输的同步方式可分为同步传输和异步传输;

DTP DataTransmissionProtocol：数据传输协议

DTI DataTransmissionInterface 数据传输接口 | DTP DataTransmissionProtocol 数据传输协议 | DTR DataTransmissionRate 数据传输率

parallel transmission：并联输送,并行传输,(数据传输)同时传输=>並列伝送

parallel translation 平行移动 | parallel transmission 并联输送,并行传输,(数据传输)同时传输=>並列伝送 | parallel transmission of information 信息的并行传输

data transmission channel：数据传输通道

199. data transmission 数据传输,数据传送 | 200. data transmission channel 数据传输通道 | 201. data transmission interface 数据传输接口

data transmission channel：数据传输信道

数据传输鲍数 data transmission bauds | 数据传输信道 data transmission channel | 数据传输电路 data transmission circuit

data transmission bauds：数据传输鲍数

数据传输与交换系统 data transmission and switching system | 数据传输鲍数 data transmission bauds | 数据传输信道 data transmission channel

data transmission unit：数据传输单位

数据传输陷阱 data transmission trap | 数据传输单位 data transmission unit | 数据传输利用 data transmission utilization

data transmission efficiency：数据传输效率

数据传输电路 data transmission circuit | 数据传输效率 data transmission efficiency | 数据传输设备 data transmission equipment