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的抑制了干扰和噪声的模板也能大大提高解调的性能。
Analysis result shows that this scheme can improve the BER performance, and thus enhance the system capacity of FFH OCDMA.
结果表明。该方案能有效地改善FFHOCDMA系统误码率的性能，可增加系统的容量。
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频域均衡器的结构和设计方法，并研究了其误码率（BER）性能。
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系统的理论BER性能。
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纠错码能有效改善OCDMA系统的误码率性能，提高了OCDMA系统的可靠性。
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较差的问题，本论文深入研究了LTEFDD上行链路中的MIMO检测算法。
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.
在多径衰落信道中，本文分析了导引辅助的二维扩频相干解调的误码率性能。
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，提出的算法也提供更好的误码率性能比传统的迭代算法的模拟。
We use a modified subspace tracking channel estimation algorithm and simulate the system BER performance under different channel estimation approaches and combining methods.
文中使用了改进的子空间跟踪信道估计算法，并仿真了不同信道估计方法、合并方法下系统的误比特率性能。
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…
与时域均衡器的比较表明，频域均衡可较大地改善分组传输系统的均衡效果，缺点是接收端的计算量有所增加。
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.
仿真实验结果验证了理论分析及参数优化解的有效性，以及多参数优化误比特性能的优越性。
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通过了功能验证和FPGA仿真验证，并进行了误码率和速率的性能分析，它完全可以满足3g标准中对于语音编码的要求。
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.
频域差分检测的误码率性能同时受到信道相干时间和相干带宽变化的影响，并且相干带宽对频域差分检测的影响更大。
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.
采用这种码字转换方法，系统误码率性能远远高于没有进行码字转换的系统性能。
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，设计了两种典型的压制式干扰：窄带瞄准式干扰和宽带阻塞式干扰，并将干扰加入系统中仿真了系统误码性能。
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.
对码率2 / 3格形编码的8DPSKOFDM在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数情况下格形编码的设计。
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码片波形性能的尺度，通过比较各种扩频码片波形的最大比合并有效性来对其误码性能进行定性分析。
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，在增加有限复杂度的条件下，这两种方法都有效的提高了信道估计的准确性，并改善了系统误码性能。
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与最大多径延迟扩展对系统性能影响很大，在通常情况下采用PDMRC具有最好的性能。
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.
只有对信号在多径衰落信道中所经历的衰落做出准确实时的估计，系统才可以使用能够提高接收机误比特率性能的相干检测。
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，直扩系统的误码性能与码片波形的选择密切相关，并且与扩频码片的最大比合并有效性是相一致的。
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.
并结合具体的卫星移动通信信道的复杂时变特性，对SCTCM在该信道下的误码率(BER)性能进行了理论分析，给出了误码率的一个上界。
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：此算法的误码率在相同的试验环境下可以取得比传统的匹配滤波器和传统的ICA算法更好的效果。
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，该方案在单天线RAKE分集基础上进一步增强多径分集效果，能较大地改善误码率性能和提高系统的抗衰落能力。
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.
仿真结果与理论预测一致，判决排序均衡了系统的误码性能，使越弱信号用户的误码性能改善越大。
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.
经仿真验证，该准则在译码性能几乎没有下降的同时，有效的减少了平均迭代次数，降低了时延。
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.
为进一步改善基于网络编码的无线中继系统的误比特（BER）性能，可在中继节点处采用联合网络—信道编码方法，这也是近年来的研究热点之一。
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.
对系统的误码性能进行了理论分析，并讨论了在系统中加入硬件限幅器以提高系统性能的可能性。
This paper analyzed the performance of traditional receiver of TR-UWB, and effect of noise-on-noise item by BER form.
文章分析了传统接收机的系统性能，从误码率公式上分析了噪声乘噪声项带来的严重影响。
Power allocation is adopted in the scheme to achieve better bit error rate (BER) performance and higher power efficiency.
最后引入功率配置来进一步改善系统误码率性能和提高功率效率。
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