• Then the aggregated segment is reused as the demodulation template which significantly improves the BER performance.

    同时利用同步过程中得到抑制了干扰噪声的模板也能大大提高解调的性能。

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  • Analysis result shows that this scheme can improve the BER performance, and thus enhance the system capacity of FFH OCDMA.

    结果表明方案有效地改善FFHOCDMA系统误码率性能,可增加系统容量

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  • In the paper, we introduce the structure of frequency -domain equalizer and its design. its BER performance are also studied.

    介绍了分组传输系统均衡器结构设计方法研究了误码率(BER性能

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  • The numerical results show that the theoretical BER performance of wideband CDMA system can be improved effectively by this scheme.

    数值结果表明采用这种方案能够有效地提高宽带CDMA系统理论BER性能

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  • Analysis result shows that RS code can improve the BER performance of OCDMA greatly, which will increase the reliability of OCDMA system.

    分析结果表明RS纠错有效改善OCDMA系统误码率性能提高OCDMA系统的可靠性

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  • In view of the poor BER performance of the existing algorithms, MIMO detection algorithms for LTE FDD uplink are deeply studied in this thesis.

    针对已有检测算法误码率性能问题,本论文深入研究了LTEFDD上行链路中的MIMO检测算法。

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  • In this paper, we analyze the BER performance of pilot symbol assisted two-dimensional spread spectrum systems with coherent demodulation in multi-path fading channels.

    多径衰落信道本文分析导引辅助二维扩频相干解调误码率性能

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  • Besides reducing the system overhead, the proposed algorithm is also shown by simulation to give much better BER performance than the conventional iterative algorithm does.

    除了减少系统开销提出算法提供更好误码率性能传统迭代算法模拟

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  • We use a modified subspace tracking channel estimation algorithm and simulate the system BER performance under different channel estimation approaches and combining methods.

    文中使用了改进子空间跟踪信道估计算法仿真不同信道估计方法合并方法系统的误比特率性能。

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  • The simulation results show that the frequency-domain equalization approach can improve the BER performance great-ly than the time -domain equalization. The drawback of the…

    时域均衡器比较表明均衡大地改善分组传输系统均衡效果,缺点是接收端的计算量有所增加。

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  • Simulation results demonstrate the validity of theoretical analysis and the multi-parameter optimal solution is proved, and the superiority of BER performance is also proved.

    仿真实验结果验证理论分析参数优化有效性以及多参数优化误比特性能的优越性

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  • In the end, VCP has been passed the functional verification and FPGA emulation. The BER performance and code rates is perfect satisfied the Voice-Coding demand in 3g standard.

    最后VCP通过功能验证和FPGA仿真验证,并进行误码率速率的性能分析,它完全可以满足3g标准对于语音编码要求

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  • The BER performance of FDDD is affected by the channel coherent bandwidth and coherent time at the same time, and it is more sensitive to the change of channel coherent bandwidth.

    频域差分检测误码率性能同时受到信道相干时间相干带宽变化影响,并且相干带宽频域差分检测的影响更大

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  • The simulation results show that the OCDMA system using the code converters has better BER performance than that without code converters. The data can be successfully transmitted.

    采用这种转换方法,系统误码率性能远远高于没有进行字转换的系统性能

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  • Finally, two typical jammings, narrowband jamming and broadband blocking jamming, were designed and added into the system, and then the BER performance of the system was simulated.

    最后设计了典型的压制式干扰窄带瞄准式干扰宽带阻塞式干扰,干扰加入系统仿真了系统误码性能

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  • The BER performance of rate 2/3 trellis coded 8DPSK OFDM over time dispersive channels is simulated. The design of trellis codes at different carriers numbers of OFDM is discussed.

    2 / 3格形编码8DPSKOFDM时间色散信道中的误码率性能进行了分析和模拟,讨论了不同正交载波情况下格形编码设计

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  • MRCE can be used as a performance measure for chip waveforms. For this reason, the BER performance of different chip waveforms can be qualitatively analyzed through comparing their MRCE.

    最大比合并有效性可以作为衡量波形性能尺度,通过比较各种扩频码片波形的最大比合并有效性来对误码性能进行定性分析。

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  • Simulation results show that within the limited increase of conditions complexity, both algorithms are effective to improve the accuracy of channel estimation and improve BER performance.

    仿真结果表明增加有限复杂度条件下这两种方法有效提高信道估计准确性改善了系统误码性能

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  • Simulation shows co-channel interference and maximum multi-path delay spread have significant impact on the BER performance and PDMRC gives the best performance in most common environment.

    仿真表明同信道干扰大多径延迟扩展系统性能影响很大,通常情况下采用PDMRC具有最好的性能。

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  • Communication systems can enhance their BER performance by using coherence detection only when they could make precise and real-time estimation of fading coefficients of multipath channel.

    只有信号在多衰落信道中所经历的衰落做出准确实时估计系统可以使用能够提高接收机误比特率性能的相干检测

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  • The results suggest that the BER performance of DSSS communication system has close relationship with the chip wave-shaping and is consistent with MRCE (Maximal Ratio Combining Efficiency).

    分析计算结果表明系统误码性能波形的选择密切相关,并且与扩频码片的最大合并有效性相一致的。

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  • According to the complicated time varying property of the satellite mobile communication channel, the BER performance of SCTCM in this kind of channel is analyzed and an upper bound is given.

    并结合具体卫星移动通信信道复杂时变特性,SCTCM信道的误码率(BER)性能进行了理论分析,给出了误码率的一个上界。

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  • Simulation results indicate that the proposed algorithm is able to achieve better BER performance than the conventional matched filtering and conventional ica approach in the same environment.

    仿真结果表明算法误码率相同试验环境下可以取得传统匹配滤波器传统的ICA算法更好的效果。

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  • Results of the performance analysis show this scheme provides more benefit of diversity to overcome fading than the conventional single antenna RAKE receiver, and so gets better BER performance.

    数值分析结果表明方案天线RAKE分集基础上进一步增强径分集效果,大地改善误码率性能提高系统衰落能力。

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  • The simulation results accord with theoretical prediction which summarizes that the decision arrangement will enhance the BER performance of the weaker user and equalize that of the whole system.

    仿真结果理论预测一致判决排序均衡了系统误码性能,使弱信号用户误码性能改善越大。

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  • The corresponding simulation and analysis shows that the new criterion does help reduce the average number of decoding iteration and the time delay while the BER performance is almost not degraded.

    仿真验证,准则译码性能几乎没有下降同时,有效的减少平均迭代次数,降低了时延

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  • In order to improve the BER performance of the relay network, joint network coding and channel coding can be used in the relay node, which has been received much attention during the past few years.

    进一步改善基于网络编码无线中继系统误比特(BER性能中继节点采用联合网络—信道编码方法,这也是近年来的研究热点之一。

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  • System performance is evaluated by bit error rate (BER).

    系统性能比特错误率(BER)来衡量

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  • The bits error ratio (BER) of the system is analyzed theoretically, and the probability to improve the performance by using the hardware-limit is evaluated.

    系统误码性能进行了理论分析,讨论了在系统中加入硬件限幅器以提高系统性能可能性

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  • This paper analyzed the performance of traditional receiver of TR-UWB, and effect of noise-on-noise item by BER form.

    文章分析传统接收机系统性能,从误码率公式上分析了噪声乘噪声带来的严重影响

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