• This system can utilize the transmission bandwidth more efficiently and achieve frequency diversity.

    这种系统有效地利用传输带宽实现频率分集

    youdao

  • How to retrieve transmitted signals from received signals concerned with frequency diversity and equalization.

    如何接收到的信号恢复出发送信号,涉及频率分集接收均衡

    youdao

  • The new coded strategy can achieve full space-time-frequency diversity over frequency selective fading channel.

    频率选择性信道中,编码策略可以获得空时频分集增益。

    youdao

  • The method and apparatus comprises transmitting a packet and a redundant packet according to spatial, time and frequency diversity to enhance the redundancy error processing.

    方法设备包括根据空间时间频率分集来传输分组余分组,增强冗余错误处理

    youdao

  • Although the additional frequency diversity gain can be attained, by using efficient detection techniques, the performance of OFDM-CDM system is better than that of conventional OFDM.

    CDM系统虽然获得频率分集增益,但是,它必须通过有效检测技术才能使性能较之OFDM系统有所改善。

    youdao

  • Screw machine product, while species diversity, but different brands of the difference between technology, are using smaller decide frequency compression technology, homogeneity serious.

    螺杆产品虽然品种多样但是不同品牌之间技术差别较小都是采用压缩技术,同质化严重

    youdao

  • The tapped delay model of the multi-path frequency selective fading channels as well as the diversity receiver technique is introduced, and the principles of RAKE receiver are described.

    本文首先讨论移动通信信道各种参数信道估计的影响,介绍了频率选择性信道抽头延迟线模型分集接收技术此基础上阐述了RAKE接收机原理

    youdao

  • Therefore, system acquisition performance can be improved if diversity receiver is adopted for the frequency-selective fading channel.

    因此频率选择性衰落信道中,采用分集接收可以改善系统捕获性能

    youdao

  • We derive the condition of the space-frequency codes to achieve maximum achievable diversity gain.

    其次,我们适合频率选择性衰落信道空频码提出了一些独创性的想法。

    youdao

  • Simulation results demonstrate the validity of the novel labeled-delay transmit diversity scheme and the performance of the blind estimation of frequency-selective channels.

    仿真结果表明上述标签延迟发射分集方法有效性及其信道估计方法性能

    youdao

  • Extensive simulations show that combining three diversity branches with proper frequency shifts reduces BER by an order when the normalized Doppler spread is larger than 0.3.

    大量的仿真结果表明三个分集结合适当的频率变化降低了误码率命令一化多普勒扩展大于0.3。

    youdao

  • A novel frequency domain Doppler diversity technique for OFDM systems is proposed.

    提出一种新的多普勒分集技术OFDM系统

    youdao

  • A novel design of OFDM-based space-frequency codes is proposed such that the maximum achievable diversity gain is available.

    提出基于OFDM达到最大可达分集增益空频设计方案。

    youdao

  • The differential coding is performed in the time domain, while the space-frequency coding is processed in the frequency domain to achieve the diversity ga.

    方法时域进行差分编码进行空频编码获得分集增益。

    youdao

  • It is characteristic of diversity, activity, integrity and the use of the frequency characteristics.

    具有多元性动态性完整性利用频繁等特点。

    youdao

  • Equipment for implementing intelligent antenna includes: array diversity antenna, radio frequency channels, beam forming unit, baseband processing MODEM and beam controller.

    一种基于数字波束智能天线实现装置包括阵列分集天线、射频通道波束形成单元基带处理MODEM波束控制器

    youdao

  • Equipment for implementing intelligent antenna includes: array diversity antenna, radio frequency channels, beam forming unit, baseband processing MODEM and beam controller.

    一种基于数字波束智能天线实现装置包括阵列分集天线、射频通道波束形成单元基带处理MODEM波束控制器

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定