An adaptive bandwidth solution to the problem of the bit error rate (BER) increasing with the vibration increasing has been presented.
针对比特误码率(BER)随振动幅值增加而上升的问题提出了用带宽自适应方法控制的解决方案。
The computer simulation compares the performance of bit error rate of the log-MAP and SOVA under the different signal-noise ratio.
讨论了Turbo码的编译码基本原理 ,对Turbo码的性能进行了分析 ;编码采用并行级联的循环系统卷积码 ,译码器则为迭代的串行级联译码器 ,进行随机交织 ,经过高斯白噪声信道传输 ;进行了计算机仿真 ,比较了对数的最大似然译码算法与软输出的Viterbi译码算法在不同信噪比条件下的比特误码率。
Then theory expression of Chernoff upper bound of system bit error rate(BER) is(derived) for M-ary phase-shifting key(MPSK) modulation.
对MPSK调制,推导了系统比特误码率Chernoff(切诺夫)上界理论表达式。
This paper derived the theoretical expression of bit error rate (BER) for M-ary phase shift keying (MPSK) modulation, and proved theoretically that the ACS could achieve the same error performance compared with the system using maximal-ratio combing (MRC) .
在多相相移键控调制下,推导了该方案的传输比特误码率的一般理论分析式,证明了采用ACS技术的移动通信系统与采用2分集阶的最大比率合并接收分集技术的误码性能相同。
A multiuser MIMO SDMA joint Tx-Rx optimization system is proposed based on the convex optimization theory, and each user s BER is taken as the objective function.
在此系统中,将各用户的比特误码率作为目标函数通过凸优化理论来得到发送权矩阵和接收权矩阵,使系统在各用户同时达到最优的接收性能。