查询词典 data transmission

This paper proposed a new QoS control method of voice service. On one hand, it uses adaptive transmission strategy, such as AMC, power control, sub-carrier allocation and antenna selection, to realize the reliable transmission in physical layer. On the other hand, it adopts ARQ and RRM in the data link layer to control the time delay and jitter of voice services.

本文提出的语音业务QoS的控制方法，一方面通过物理层的自适应传输策略，如调制编码方式、功率控制、子载波分配和天线选择等相关技术来实现物理层的可靠传输；另一方面，通过链路层的ARQ技术和无线资源管理策略来控制语音业务的时延及时延抖动。

As a parallel transmission technique with multi-carriers, Orthogonal Frequency Division Multiplexing is very suitable for high data rate transmission because it has the advantages of being robust to frequency selective fading, high spectrum efficiency and simple equalizer.

正交频分复用作为一种多载波并行传输技术，能够有效对抗多径信道的频率选择性衰落，同时具有较高的频谱利用率，接收端的均衡也很简单，非常适合于高速率数据传输。

So, the wireless data transmission technology which greatly different from the traditional cable transmission, has come out.

因此，区别于传统有线传输的无线数据传输技术应运而生。

However, the data in transmission will suffer the channel noise and drop the quality of the transmission.

随著传输频宽增加的同时，多媒体的传输虽然变的迅速、方便，却也同时产生了通道杂讯的干扰。

A practical software development method based on monolithic microcomputer is presented in this paper, It suggests a new data transmission path way between IBM-PC microcomputer and JD-51 monolithic microcomputer by use of CENTRONICS printer parallel port of IBM-PC system and the printer interface of JD-51, It transmits the MCS-51 system machine code program assembled and edited in IBM-PC to JD-51 monolithic computer or transmission backword.

本文介绍了一种实用的单片双板机软件开发方法，该方法利用IBM—PC的CENTRONICS打印机并行口与JD—51单片双板机的打印机接口进行数据传输，把在IBM—PC机编辑汇编成的JD—51双板机的机器码程序传送给JD—51，阐述了该方法的技术原理及程序设计。

The systemic digital integration and transmission system can carry out real-time coordinating and remote transmission of the data of succor scene to achieve the requires of the ladderlike first-aid and the remote command under field condition.

系统的数据整合与传输功能实现救援现场数据的即时整理和远程传送，达到野战条件下阶梯救治和远程指挥的要求。

In the part of hardware module, card inserted detection and reset, data reception and transmission, card deactivation are discussed separatedly according to the module's function; In the part of software module, smart card interface register configuration, transmission protocol parse and the applications of MIPS interrupt are discussed.

在硬件模块部分，根据接口模块实现的功能，分为卡插入检测及复位、数据收发、使卡无效并移出这几部分来分别讨论；在软件部分，讨论了对智能卡接口模块寄存器的配置、传输协议的解析以及MIPS处理器中断的应用。

To select a transmission mode to use for a data transmission via a MIMO channel from station A to station B, station A obtains channel information used for spatial processing and determines the age of this information.

要約 为了选择传输模式以用于从站A到站B通过MIMO信道进行的数据传输，站A获得空间处理所用的信道信息并确定该信息的寿命。

Wiring ,information transmission channel in buildings or among building groups high are modular flexibility and high are able to link the equipment of the voice ,data and video to other information management systems and link these equipments to outside world too .comprehensive wiring also include all cable and related connecting components, which are between the network outside building or the joints of telecommunication lines and application of system equipments comprehensive wiring are consisted of different series and the specifications of components which include transmission media, relevant connecting hardware, such as mdf, connectors, sockets, plugs, a darters , and electrical protection equipment etc.

它既能使语音、数据、图像设备和交换设备与其他信息管理系统彼此相连，也能使这些设备与外部相连接。综合布线还包括建筑物外部网络或电信线路连接点与应用系统设备之间的所有线缆及相关的连接部件。综合布线由不同系列和规格的部件组成，其中包括：传输介质、相关连接硬件（如配线架、连接器、插座、插头、适配器）及电气保护设备等。

Power Station where the main products are: the former pool water level monitor, oil mixing with water signal devices, oil mixing with water monitor, two two-FirstCall / 2 three / two four-way double-acting self-sustaining valve, speed monitoring devices, bearings oil level signal devices, flow, head efficiency monitoring device, the displacement angle of transmission controllers, intelligent two-way transfer of water supply valves, intelligent pressure transmission controllers, automatic self-cleaning water filters, small-caliber recoil-type filter, guided Leaf position switch, automatic qi device, float liquid level controller, temperature indicator, water level monitor, solenoid valve, electric butterfly valve, magnetic flap level gauge, linear displacement transducer, temperature data logging devices, shear sell-off signal devices, vibration, degree of monitoring devices placed, programmable speed monitoring devices, gate opening apparatus such as hundreds of professional instrumentation and automatic control device!........

其中电站主要产品有：前池水位监测仪、油混水信号器、油混水监测仪、二位二通/二位三通/二位四通双动自保持球阀、转速监测装置、轴承油位信号器、流量水头效率监测装置、位移角度变送控制器、智能双向供水转阀、智能压力变送控制器、全自动自清式滤水器、小口径反冲式滤水器、导叶位置开关、自动补气装置、浮球液位控制器、温度显示仪、水位监测仪、电磁阀、电动蝶阀、磁翻板液位计、直线位移变送器、温度巡检仪、剪断销信号装置、振动摆度监测装置、可编程转速监测装置、闸门开度仪等上百种专业仪表与自动控制装置！。。。。。。。。

The shaping method of noncircular part and the tool holder's radial motion characters in noncircular turning process are discussed in detail in the thesis.

论文详细研究了非圆零件的成型方法和加工过程中刀架的径向运动规律。

I have not really liked him,I do not like his this kind of disposition.

我没有真的喜欢他，我不喜欢他的这种性格。