The minimum bit-error rate linear multiuser detection problem can be transformed to a bit-error rate cost function problem.
最小误码率线性多用户检测的问题可以归结为一个误码率代价函数的问题。
In wireless ATM network, an efficient error control mechanism has to be used because of the high bit error rate and burst nature of bit errors.
由于无线信道的高误码率和突发错误的特性,在无线at M中必须使用有效的差错控制机制。
In some cases, however, such as the clipping of the video waveform, the bit error rate under certain conditions can be lower than under ideal conditions.
非理想因素一般是使误码率变坏,但有时,如视频波形的限幅,在一定条件下竟能得到比理想情况更好的误码率。
Simulation results show that the proposed scheme has higher compression ratio and performs well on channels with high bit error rate(BER).
模拟结果表明新方案压缩比高,在较高的传输误码率情况下,表现出良好的抗误码能力。
The bit error rate of an atmospheric laser communication system is affected by not only vibration amplitude but also the aperture of optical transmitting antenna.
大气激光通信系统的误码率不仅受到振动时振幅大小的影响,而且受到光学发射天线孔径的影响。
The analysis of bit error rate (BER) indicates that the system with interference estimate receiver has advantage over traditional system.
系统误码率(BER)的分析显示干扰估计接收机系统的性能要优于传统的接收机系统。
But the data efficiency of STBC is restricted to orthogonal transmission and the bit error rate of BLAST is high due to the error propagation.
但由于空时分组码受正交条件限制,传输效率得不到提高,而BLAST系统存在差错传播制约着误码率的下降。
Power spectrum of GMSK and transmit eye patterns and bit error rate performance is given.
给出了GMSK信号的功率谱曲线,传输眼图与误比特率性能。
Quantum bit error rate is an important operating parameter in quantum key distribution.
量子误码率是量子密钥分配系统的重要参数之一。
This Paper discusses the random error, the burst error, and the bit error rate of the telecontrol system and its operation demand by the electric power system.
本文分析了突发干扰、随机干扰和电力系统的运行要求,讨论了远动系统对信道误码率的要求。
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 results of simulation show that RS coding and interleaving are fit for the channel of space laser communication, and can largely decrease bit error rate(BER).
计算机仿真结果表明,RS编码和交织技术非常适合空间光通信信道,能大大降低系统的误码率。
On a digital mobile radio channel model, using computer simulation, we compare the SWFTF DFE algorithm with other equalizer algorithms in the characteristics of mean squared error and bit error rate.
在数字移动通信信道模型上,利用计算机模拟,在均方误差和误码率特性方面与其它均衡器算法进行了比较。
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。
A multistage soft decision equalizer based on minimum bit error rate principle is proposed in this paper for reducing computational complexity in communications.
针对通信系统中非线性均衡器的计算复杂度问题,提出一种基于最低误码率准则的多级软判决均衡器。
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).
分析了利用导频同步跟踪的性能,以及提出了一个数值方法确定最优环路参数以最小化误码率。
The quality of JPEG2000 image is seriously degraded when the bit error rate becomes rather high, so RS coding is added in the system for error control.
针对在较高误码率条件下JPEG2000图像传输质量急剧下降的缺陷,引入RS编码进行差错控制。
The influences of length, dispersion index and attenuation index of transmission fiber and incident optical power on ber (bit error rate) and Q value of the system is analyzed.
仿真研究了传输信道和光功率对光码分多址系统性能的影响,分析了传输距离、光纤色散系数、光纤衰减、入纤光功率等与误码率和Q值的关系。
The simulation results also show that the method can get better balance between bit error rate and code length, and the image can get better anti-noise property.
仿真结果也表明,这种方法能在比特误码率和码长之间取得一个较好的平衡,而且,编码图像能得到很好的抗噪声性能。
Mean square error approach is often adopted in classical adaptive beam-forming algorithm, nevertheless, the bit error rate is one of the most important parameters in a communication system.
在经典自适应波束形成算法中,常采用均方误差准则,但对于一个通信系统来说,误码率是评价其性能的一个很重要的参数。
Furthermore, the expression of stationary bit error rate of system output corresponding to equiprobability quaternary pulse amplitude modulation (PAM) input signals was deduced.
给出了当输入信号为等概率的四进制脉冲幅值调制(PAM)时,系统输出理论渐近误码率计算公式。
This paper analyses half hybrid noise of the circulant pre-coding matrix, then proposes full hybrid noise pre-coding matrix and discusses its bit error rate.
本文首先对循环预编码矩阵带来的噪声半混合进行了分析,并进一步提出了噪声全混合的预编码矩阵,分析了其误码率。
In a system of space optical communication, it will influence to bit error rate of the communication system when the optical transmitter wiggles as vibration of the satellite's platform.
在空间光通信系统中,由于卫星平台的振动,使得光发射机发生摆动,从而对通信系统的误码率产生影响。
In wireless link, Packet loss may caused by the high channel bit error rate and nodes mobile, and multi-path routing and node switching will lead to reorder.
对于无线网络,信道的高误码率和节点移动等会导致丢包,多路径路由和节点移动切换等会导致乱序。
In this paper, the bit error rate of linear multiuser detectors are analyzed and compared.
本文分析并比较了几种线性检测器的误码率情况。
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.
文中对新构建系统的误码率性能进行了分析,仿真结果表明,该系统具有理想的误码率性能,抗多址干扰能力强,具有非常广阔的应用前景。
Through the computer model curve, we may clearly obtain the corresponding signal to noise ratio the bit error rate value.
通过计算机的模拟曲线,可以清楚得出对应信噪比的比特误码率值。
It has been proved in reality that a PLCC based on spreading spectrum modulation and demodulation can achieve a higher communicating rate and a lower bit error rate.
实践证明,以扩频调制、解调为基础的电力线载波通信方案可获得较高的通信速率和较低的误码率。
The results indicate that the atmospheric scintillation is an important factor for the bit error rate of two dimensional wireless optical CDMA systems.
结果表明,大气闪烁是影响二维无线光CDMA系统误码率性能的一个重要因素;
But in order to make it a general-purpose data storage system, it is very important to attain these desirable goals simultaneously with the acceptable bit error rate (BER)(10 -12).
但要成为特性优良的通用型信息存储系统,就必须以可接受的误码率同时满足这些性能指标(计算机外存储器的基本要求是使用户误码率低于10 - 12 ) 。
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