• The scheme USES pilot symbols to estimate the channel and improves the bit error performance of the system.

    方案使用导频符号估计信道提高了系统的误码性能

    youdao

  • Simulation results show that compared with fixed training interval schemes, the improved algorithm can achieve better BER (Bit Error Rate) performance while keeping lower system overhead.

    采用固定训练周期相比方法可以保证比较低的导频开销的同时,使系统获得更好的误比特性能

    youdao

  • Power spectrum of GMSK and transmit eye patterns and bit error rate performance is given.

    给出GMSK信号的功率曲线,传输比特率性能。

    youdao

  • JTIDS has a good performance on bit error rate, it can tolerate a quite high information lose rate.

    联合战术信息分布系统(JTIDS具有良好的系统性能容忍比较的信息丢失率

    youdao

  • Power allocation is adopted in the scheme to achieve better bit error rate (BER) performance and higher power efficiency.

    最后引入功率配置进一步改善系统误码率性能提高功率效率

    youdao

  • The performance of synchronization tracking using pilot is analyzed, followed by a numerical method to determine the optimal lock loop parameters to minimize average bit error rate (BER).

    分析利用同步跟踪性能,以及提出了一个数值方法确定环路参数最小化误码率。

    youdao

  • The simulation results show that the proposed method ensures Bit Error Rate (BER) performance and the cost of the feedback link, and the system throughput is improved effectively.

    仿真结果表明提出方法保证反馈链路开销系统误码性能的情况下,有效地改善了系统吞吐量

    youdao

  • But because of the influence of atmosphere, the scintillation caused by the atmosphere turbulence influences performance characteristics (bit error ratio) of the communication of system seriously.

    大气湍流引起光强闪烁严重影响大气激光通信系统性能,使误码率增加

    youdao

  • Simulation results show that the system has the ideal bit error rate performance and the high capability of multi-access interference, thus having a broad application future.

    文中对新构建系统误码率性能进行分析,仿真结果表明系统具有理想误码率性能,抗多址干扰能力强具有非常广阔的应用前景。

    youdao

  • The simulation of error bit rate performance for multi -channel and frequency -selective Rayleigh fading is carried out, and the simulation results show that the system is.

    用户频率选择性瑞利衰落环境下下行链路的误比特率性能进行仿真,其结果表明系统可行的。

    youdao

  • Performance analysis shows that the decision arrangement can improve the bit error rate (BER) performance of the detector.

    性能分析表明判决排序改善检测器误码性能。

    youdao

  • The test data of bit error rate and signal-to-noise ratio show that the performance of the receiver terminal is available, which guarantees the accuracy of the data after the forward error correction.

    比特误码率、信比等测试结果数据分析可知,接收终端性能合格,经过前向纠错后可以保证用户数据的准确性

    youdao

  • The performance of minimum mean square error (MMSE) adaptive detector applied in CDMA system is analyzed in this paper. The signal model is set up, and the relevant bit error rate formulas are given.

    文章主要分析了最小误差(MMSE)自适应检测器应用CD MA系统性能建立了系统信号模型,给出了计算误码率的公式。

    youdao

  • Based on the model, the BER Bit Error Ratio performance is analyzed for narrow-band modulation and wide-band spread -spectrum modulation of coherent PSK Phase Shift Key...

    结果表明移动卫星信道存在多径阴影现象使系统的误码性能恶化,而采用宽带扩频调制则可极大改善系统的性能。

    youdao

  • The results show that while introducing smart antenna technology in wireless telemetry systems, it can efficiently raise signal-to-noise ratio and improve bit error rate performance of the system.

    结果表明无线遥测系统采用智能天线技术能够有效地提高系统的信比,改善系统误码性能

    youdao

  • Simulation results show that the technique can provide better image signal-to-noise rate performance over different bit error rates wireless channels.

    不同误码率无线信道中的传输实验表明,此方案提供了更好图像性能

    youdao

  • This letter mainly deals with the base of adaptive modulating technique: Channel estimation technology and the signal to noise ratio vs. error bit rate performance of MQAM.

    本文主要研究自适应调制技术基础信道估计技术MQAM信比特率性能。

    youdao

  • By simulating the modulation process using MATLAB, the influence of different power spectrum estimation algorithm to the bit-error-rate performance of the demodulation technique is analyzed.

    通过Matlab仿真调制解调过程分析了三功率估计算法解调误码性能影响

    youdao

  • Due to the complexity of the composite fading channel, a new simplified channel model is proposed to analyze the bit error ratio(BER)performance of the distributed antenna system(DAS).

    针对复合衰落信道复杂性提出了简化信道模型研究分布式天线系统的误比特率性能

    youdao

  • Research shows that at the same transmit power and bit error rate performance requirements, the MIMO system relative to the Single-input, Single-output (SISO) system can support higher transfer rates.

    研究显示同等传输功率误码率性能要求下,多输入多输出(MIMO)系统相对于单输入单输出(SISO)系统支持更高传输速率

    youdao

  • The bit error rate performance for different channels are compared with each other. And the bit error rate performance curves are generalized to multiple receive antennas.

    不同信道做了误比特率性能的仿真比较误比特率性能仿真曲线的推广多根接收天线的情况。

    youdao

  • The result shows that this algorithm is better than that of constant bit rate distribution on the performance of error rate in the addition of reducing the transmission power of system.

    结果表明算法误码率性能明显优于比特分配算法,也减少系统传输功率

    youdao

  • This receiver is analyzed in theory and simulated in IEEE CM3 multipath channel. The results show that it has a better bit-error-ratio performance compared with a conventional ATR receiver.

    经过理论分析IEEECM 3多径信道仿真结果表明接收机误码率性能优于一般A TR接收机

    youdao

  • The experiment results show that the proposed scheme can largely improve the error resilience of the scalable video bit stream and the performance of video streaming network transmission system.

    实验结果表明方案大大增强分级视频数据抗误码能力,明显改善视频流媒体的传输质量。

    youdao

  • The transmitted signal can be amplified linearly in this platform, thus the system performance is enhanced in terms of nice signal transmission and low bit error ratio.

    平台可以实现传输信号线性放大从而提高信号的传输质量,降低误码

    youdao

  • The video stream generated by the algorithm can be truncated arbitrarily at the bit level, and has nice performance in adapting the transmit channel and recoving from error.

    算法产生细粒度增强层视频码流能够比特级任意截断而且具备较强的信道适应能力差错恢复能力。

    youdao

  • The experimentation results show that this REPON hardware system can provide a stable and reliable performance, e. g. the bit error rate of its physical fiber link is less than 10 -9.

    通过硬件基本功能测试、物理层功能仿真验证以及模拟业务试验,证实了REPON系统可以稳定可靠运行,且物理层光纤链路上的收发误码率在10-9以下

    youdao

  • The performance of the system is evaluated when considering the effects of both multi user interference and photo detector shot noise. An upper bound on the bit error rate is derived.

    系统存在用户干扰及接收机散噪声情况下,推导出系统误码率上限,并该系统特性与无光硬件限幅PPM- CDMA通信系统特性作了比较

    youdao

  • The performance of the system is evaluated when considering the effects of both multi user interference and photo detector shot noise. An upper bound on the bit error rate is derived.

    系统存在用户干扰及接收机散噪声情况下,推导出系统误码率上限,并该系统特性与无光硬件限幅PPM- CDMA通信系统特性作了比较

    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