下行传输 downlink transmission(7) downlink propagation(2)   downlink transmission      Space-Time Coding Technology for Downlink Transmission in Wireless communications      无线通信下行传输的空时编码技术 短句来源      Transmit diversity scheme based on eigenbeams for downlink transmission      一种用于下行传输的特征波束发射分集方案 短句来源      Aim To improve the performance of layered space-time coding (LSTC) for wideband downlink transmission.      目的提高无线宽带下行传输中分层空时编码的性能。 短句来源      The proposed scheme has the some advantage of dispensing with designing OSS and can be applied to downlink transmission at the cost of loss in the spreading spectrum.      新结构的优点是无需设计扩频序列并且可以应用于下行传输,其代价是要占用一定的扩频频谱资源. 短句来源      This technique is mainly designed to combat channel fading in downlink transmission by combining the technique of channel coding and that of array diversity, hence increasing the capacity of wireless communications systems and giving diversity gain and coding gain to them.      空时编码技术是近几年来在通信领域新兴的研究方向,它主要是设计用来解决无线通信下行传输中信号衰落的问题。 短句来源 更多          downlink propagation      Establishing and applying the blue-green laser downlink propagation channel can realize communication from upside to submarine.      蓝绿激光下行传输信道的建立和应用可以实现对潜通信。 短句来源      Statistical Properties of Irradiance Scintillation for Downlink Propagation and Aperture Receiving      下行传输孔径接收光强起伏的统计特性 短句来源   “下行传输”译为未确定词的双语例句      983 about APON, a frame structure and a medium access control(MAC) protocal for EPON based on fixed length are given.      983建议,提出了一种基于固定长度的EPON上下行传输帧结构和媒质接入控制(MAC)协议。 短句来源      Andthen study the modulation and demodulation technology in accord with DVB-C hasbeen completed, which are QAM applied in transmission of digital video signal(downstream) and QPSK (upstream) used for interactive communication.      在此基础上深入研究了符合DVB-C标准的调制解调技术——用于下行传输数字视频的QAM和用于双向通信的QPSK。 短句来源      With the characteristic of ADSL system, analyzed its advantages and analyzed mostly the transport mode of submit and down      结合 A DSL 系统特点 ,分析 ADSL 系统的优点 ,主要分析了 ADSL 系统上行及下行传输方式 短句来源      High Speed Down-link Packet Access(HSDPA), which can highly increase the downlink data rate is presented for the unsymmetrical service of uplink and downlink in the 3rd generation mobile communication system.      高速下行分组接入(HSDPA)技术是针对第三代移动通信系统上、下行链路业务量不平衡的特点提出的,能够大幅提高下行传输速率。 短句来源      A scheduling and power allocation algorithm was developed in a combined orthogonal frequency division multiplexing(OFDM) access and spatial multiplexing multiuser multiple input multiple output(MIMO) access environment to introduce diversity gains to fully utilize radio resources.      为进一步引入分集增益以提高无线资源频谱利用率,针对多用户多输入多输出-正交频分复用(MIMO-OFDM)系统下行传输,提出联合OFDM和多用户空间复用MIMO混合接入方式下的用户调度和功率分配算法。 短句来源 更多        查询“下行传输”译词为用户自定义的双语例句     我想查看译文中含有：的双语例句 为了更好的帮助您理解掌握查询词或其译词在地道英语中的实际用法，我们为您准备了出自英文原文的大量英语例句，供您参考。   downlink transmission We also investigate the multiplexing of heavy-tailed traffic flows with a finite buffer for the downlink transmission of a wireless network. 例句来源       During soft handoff in the downlink transmission, a number of base stations transmit signals to a user simultaneously. 例句来源       The comparison results show that the TPDB would be a promising candidate for the downlink transmission if both performance and implementation complexity are considered. 例句来源       Location- and Service-Aware Downlink Transmission Power Allocation in WCDMA-Based Cellular Networks 例句来源       To this effect, this paper addresses a location- and service-aware downlink transmission power allocation problem (DTPA), the solution of which is suitable for the management or control domain of multi-service, WCDMA-based cellular networks. 例句来源       更多             downlink propagation One side effect of the TP-MAC protocol is that downlink propagation of wake up tones may result in waking up all nodes of the network. 例句来源                From the basic differential euation of spontaneous and stimulatal Raman scattering, we have de-rived the integral solution of high power laser propagation through the atmosphere, and calculated anddiscussed the down-link propagation threshold of various conditions under the standerd atmosphericmodel.             本文从包括自发和受激Raman散射在内的基本微分方程出发,导出其在大气传输中的积分解,并在标准大气模型下,计算讨论了各种条件的下行传输阈值。 文摘来源          The telecontrol and telemetry system of UAV is an integration radio system which implements telecontrol , telemetry , tracking , positioning and reconnaissance image transmission. This paper introduces an integrated telecontrol and telemetry system, with emphasis on downward datalink design with digitized reconnaissance image. The design is important to telecontrol and telemetry system of UAV.             无人机测控系统是完成无人机遥控、遥测、跟踪定位、侦察信息传输等功能的综合无线电系统.文章介绍了综合测控系统的构成,重点对数字化侦察图像下行传输的信道综合设计进行了研究.该研究对无人机测控系统的设计有重要的参考价值. 文摘来源          In this paper, we describe the architecture of passive optical access network incorporating WDM(WDMPON), discuss its key techniques of downstream transmission and upstream transmission. The general features are analyzed, the advantages and shortages of PSPON and WDMPON are also compared.             介绍了波分复用无源光接入网 ( WDMPON)的系统结构 ,对下行传输和上行传输中的关键技术进行了探讨 ,分析比较了 PSPON和 WDMPON的一般特性及其优缺点。 文摘来源   << 更多相关文摘         相关查询: 下行 下行高速数据传输 传输 地面传输 概率传输 综合传输 传输连接 卫星传输 累进传输 硫传输 光信号传输 方案传输  对查询结果不满意

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