查询词典 wireless

The present paper main description controls the nRF401 wireless receiving and dispatching chip realization by the AT89S52 monolithic integrated circuit the near distance wireless communications system design proposal, and has realized the keyboard entry data and the LED demonstration receiving and dispatching condition, and accepts with the firing data time examines wrong and the verification.

本论文主要描述由AT89S52单片机控制nRF401无线收发芯片实现的近距离无线通信系统的设计方案，并实现了键盘输入数据及LED显示收发状态，及接受和发射数据时的检错与校验。

In order to realize multi-locomotive traction and enhance the capability of locomotive freight,a multi-locomotive wireless synchronous control system for SS3B type locomotive is designed with the technology of wireless communication and controller area network.

中文摘要：铁路运输是国民经济的大动脉，为了实现多机牵引，提高列车的货运能力，采用无线通信技术和CAN控制器局域网络技术设计了一套针对SS3B型电力机车的多机牵引无线同步控制系统。

It comprises: CN pages call and the page message carries the sonic service information, as the sonic service of CS region; UE responds page, and sends the sonic service information to RNC in the initial access request message; RNC receives request and makes sure it is sonic service of CS region, to decide one sonic speed parameter Rm, and based on the resource demand, to build one wireless chain and ground load between Iub interface signal and service, and the signal and service load of wireless interface; UE and CN processes QoS consultation, and CN sends the consulted Qos parameter to RNC, which comprises a sonic speed parameter Ra of this service; RNC compares parameter Ra and Rm, if Ra is higher then Rm, builds the ground load of Iu interface and sends distribution answer message to CN to continuously page answer process.

一种WCDMA系统被叫侧语音呼叫的快速建立方法，包括步骤：CN寻呼被叫，寻呼消息中携带语音业务信息，指明是CS域的语音业务；UE响应寻呼，在初始接入请求消息中将所述语音业务信息传递到RNC；RNC收到请求并获知是CS域的语音业务后，决策出一个语音速率参数Rm并基于其对资源的要求，建立Iub接口信令和业务的无线链路及地面承载，以及无线接口的信令和业务承载；UE和CN进行QoS协商，CN将协商得到的Qos参数指派给RNC，其中包括本次业务的语音速率参数Ra；RNC比较参数Ra和Rm，如果Ra≥Rm，则建立Iu接口的地面承载，向CN发送指派应答消息，继续呼叫应答过程。

Multiple-input multiple-output based on multiple antenna array and space time coding techniques can take full advantage of the trait of wireless channel to improve the system capacity and quality of communications, without increasing the transmitting power and frequency usage, therefore, they has become one of the key technology hotpots of current and future wireless communications.

基于多天线阵列的多输入多输出和空时编码技术，充分利用无线信道特性，可以在不增加发送功率和频谱的条件下提高整个系统的容量和通信质量，已成为当前及未来无线通信关键技术的研究热点。

Division I is part of the United Kingdom Elda Group, affiliated to the Chinese mainland, Futian District, Shenzhen, Guangdong Binhe a kerbside domestic subsidiaries, Shenzhen City×Technology Co., Ltd., is set research and development, production, sales, in wireless voice over professionals in the field of manufacturing businesses, the company mainly engaged in wireless voice transmission, chips, components, modules and finished products, OEM, ODM.

我司隶属于英国艾尔达集团旗下，所属中国大陆在於广东深圳市福田区滨河路旁的一家国内子公司，深圳市威雷斯科技有限公司，乃是集研发，生产，销售于一体，在无线语音传输领域里的专业制造商家，公司主要经营无线语音传输，晶片，元件，模组，成品，OEM，ODM。

In order to provide more convenience to the consumers, the research and implementation of multimode wireless communication systems became a new focus of the development on wireless data communication system.

为了给消费者提供更大的便利，多模无线通信系统的研究与实现成为无线数据通信技术发展中的一个新的亮点。

With the quick development of wireless communication technology, wireless communications are switching from simple voice communications to data communications, such as the widely-used SMS and WAPS .

随着移动通信技术的迅速发展，移动通信逐步由简单的语音通信向复杂的数据通信这一趋势转变，与之相关的短消息、手机上网等业务已在国内得到了广泛使用。

Wireless fair queueing is the basis of wireless packet scheduling algorithm.

无线网络的公平排队是无线数据包调度算法的基础。

Through to Modbus the RTU model agreement and the wireless data acquisition system principle of work analysis, has designed based on the nRF2401 wireless data acquisition system automatic voice prompt pitch point.

通过对Modbus RTU模式协议和无线数据采集系统工作原理的分析，设计了一个基于nRF2401的无线数据采集系统自动语音提示节点。

Request is, must use when the general present and passive voice Through to Modbus the RTU model agreement and the wireless data acquisition system principle of work analysis, has designed based on the nRF2401 wireless data acquisition system automatic voice prompt pitch point.

要求是，要用一般现在时和被动语态）通过对Modbus RTU模式协议和无线数据采集系统工作原理的分析，设计了一个基于nRF2401的无线数据采集系统自动语音提示节点。

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。