用户数目和调制方式对误比特率影响较大。
The number of users and the modulation have greater impact on ber.
表明该方法能提高信息隐藏在高误比特率信道的鲁棒性。
It shows this method can improve robust of steganography for high bit error rate channel.
对误比特率分析的结果表明，量子噪声是引起比特错误的主要因素。
By analyzing the bit error rate, the results show that the major factor causing quantum bit errors is quantum noise.
比较了不同用户数和不同数字调制方式对误比特率（BER）的影响。
The effect of different modulation and number of users on BER is compared.
提出了计算瑞利信道下存在信道估计误差时m -QAM的误比特率的解析表达式。
Following is an analytical expression to calculate the BER of M-QAM under Rayleigh channel when channel estimation error exists.
最后，对误比特率的数值结果进行了分析，并提出了采用纠错编码的方法来改善AJES系统的可靠性。
Finally, numerical results of BER are analysed and implementation of error correcting coding is presented to improve the reliability of the AJES system.
以四状态网格编码8PS K系统为例，计算了维特比译码时错误路径的欧氏距离谱及由此得到的误比特率上限。
As an example, we calculate the Euclidean distance spectrum of error paths under viterbi decoding and BER upper bound for four-state Trellis-coded 8 PSK.
文中给出了AOFDM中的平均每个子载波上一个符号能传送的比特数及误比特率与调制方式切换门限之间的函数关系式。
The close forms of the number of bits that per-sub-carrier-symbol can transmit and the Bit-Error-Probability (ber) are given as the functions of the switching thresholds.
在相同条件下，最大后验概率译码算法比最大似然译码算法有更低误比特率，但由于计算量和复杂度过大而不适合硬件实现。
While the MAP algorithm offers better performance than the ML algorithm, the computation is complex and not suitable for hardware implementation.
LDPC码译码误比特率与迭代次数关系曲线及其粘滞点的研究，对于进一步深入分析译码机理和加快译码收敛的速度有着重要的意义。
Research of the fixed point which appears in decoding process of LDPC codes is important to further analyze the decoding mechanism and speed up decoding convergence.
实验结果表明，所提出的空频二维自适应调制算法可以在保证系统目标传输速率和目标误比特率的前提下，进一步减小系统所需要的平均发射功率。
The simulation results show that the proposed algorithm can reduce the overall transmission power further while the target transmission rate and bit error rate are met.
采用平均最小自由欧氏距离估计误比特率，得到误比特率的封闭式表示，通过计算机模拟，在高信噪比情况下，这种估计方法与实际情况非常接近。
The bit error probability is estimated by the minimum average Euclidean distance. Through simulation, it is shown that the estimation is usually very accurate at high signal-to-noise ratio.
本文提出了平均误比特率最小意义下的最佳线性多用户信号检测器，并给出了求解这种最佳线性多用户信号检测器的近似方法——训练单层感知器法。
This paper presented a optimum linear multiuser detector in terms of minimum mean bit error rate, and given a approximate method of solving the detector - method of training single perceptron.
基于子载波边际效用，提出了一种针对实时业务的资源优化分配算法，在满足其传输速率和误比特率的前提下，有效地降低了系统所需要的发射功率。
After that, a resource optimization method for real-time traffics is proposed, which minimizes the required transmit power while guaranteeing the QoS requirement of real-time traffics.
为了更好的降低系统传输信息的误比特率(BER)，本文针对TD - SCDMA系统的功率控制模块，研究一种适用于反向链路的自适应功率控制算法。
In order to decrease the Bit Error Rate (BER) of transmission information, this paper studies an adaptive power control algorithm for uplink against the power control module of TD-SCDMA system.
为了更好的降低系统传输信息的误比特率(BER)，本文针对TD - SCDMA系统的功率控制模块，研究一种适用于反向链路的自适应功率控制算法。
In order to decrease the Bit Error Rate (BER) of transmission information, this paper studies an adaptive power control algorithm for uplink against the power control module of TD-SCDMA system.
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