- 更多网络例句与误码率相关的网络例句 [注:此内容来源于网络,仅供参考]
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Based on Rice fading channel, and taking the effect of bit error rate of the angle of elevation of satellite coverage into account, A bit error rate formula and computer simulation figures are given.
以莱斯衰落信道为基础,考虑卫星覆盖仰角对误码率的影响,推导了误码率的解析表达式。
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The error performance of the proposed communication scheme is analyzed and the average probability of error decision is obtained.
分析了该方案的误码性能,得到了平均误码率的估算公式,分析得到了可降低误码率的信号设计基本规则。
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This paper proposes an error concealment algorithm based on polynomial interpolation,which uses cubic polynomial to predict and fit the motions of objects.
在无线环境下,由于多径衰减和噪声等因素影响,信道的误码率通常很高,而且误码率随着外部环境的变化而改变[1]。
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Proposed the concept of maximal relativity subject to same order in synchronous short codes CDMA system, which means that if signal power and eigenvalues are ranked in the same order, e.
与相关检测器、传统软判决并行干扰消除检测器、部分干扰消除检测器作仿真比较,结果表明在异步信道中最小误码率并行干扰消除检测器的误码率性能优于其他三种检测器。
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On the basis of setting up a model of the parallel transmission link of short-wave data communication system, this paper analyses the anti-noise performance of data communication in a non-selective Rayleigh gradually fading ionosphere channel, and derives the average error code rate formular and its curves.
在建立并发制短波数据通信系统模型的基础上,分析了非选择性瑞利慢衰落电离层信道中数据通信抗噪声性能,并导出了平均误码率公式,生成了误码率曲线,为雷达情报短波数据通信链路的仿真及效能评估提供理论依据
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Finally, from the view point of recording high-fidelity data page, we optimized the storage system by using beam shaper in signal beam, and redesigning geometry to increase the uniformity of reference beam. In the final demonstration experiment, we encode 10KB Flash to four data pages, each including 512×512 bits. The data pages are 1:2 pixels matched. These four data pages were stored in a single point in a photopolymer media of Aprilis Corporation by using angle multiplexing method, and successfully retrieved.
根据我们设计的串行二进制数字数据与数据页之间的编解码方法,将一段10KB大小的Flash视频编码为4幅512×512幅面,1:2匹配的数据页,并成功的在美国Aprilis公司光致聚合物材料中完成了这4幅数据页的单点角度复用存储,再现数据页经过偏移补偿算法和PMSF算法处理后的平均原始误码率为2.4×10-4,这样低的误码率完全满足后期软解码的需要,并使得解码后的数据可以满足用户误码率的要求。
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In the intersatellite coherent optical communication, the vibration of a satellite will lead to a pointing error of transmitting and receiving antennas, which will decrease the signal-to-noise ratio and increase the bit error rate. In this paper, the Rayleigh distribution is taken as the pointing error model caused by satellite vibration, and PSK homodyne communication scheme is used as an example to analyze the influence of the satellite vibration on the system instantaneous BER and average BER. The simulation calculation result of BER is given.
针对星间相干激光通信中卫星平台的振动造成发射天线和接收天线的瞄准角误差,使系统信号信噪比下降,误码率增加,该文以瑞利分布作为振动造成的瞄准角误差模型,结合高斯本振光和艾里信号光外差检测模型,以PSK零差通信体制为例分析卫星振动对系统的瞬时误码率和平均误码率的影响,给出误码率仿真计算结果。
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basing on optics orthogonal codes,this paper proposes a new design scheme of three-dimension optics orthogonal codes.in this scheme,the optics orthogonal codes can be coded not only in space-domain,in time-domain,but also in frequency-domain.it has good auto-cross relativity properties.the simulation figures show that can enlarge the coeds capacity and improve the optics optical communications system performance.so it will be of interesting in coming high dense communication system.
摘 要:基于光正交码编码技术,提出了一种新型空/时/频三维ooc的设计方案,对光信号在时、频和空域进行编码,该码具有理想的自/互相关特性。通过仿真比较,在容量和系统的误码率等性能方面比一、二维ooc都有较大的提高,因而能很好地适应未来高密集光纤通信。关键词:三维光正交码;光码分多址;误码率;高密集光纤通信
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Simulation results show that one to two decibels benefits can be obtained by subspace and amplitudes tracking.
仿真结果表明,3种子空间幅度跟踪信道估计方法在4×10-3 误码率时可以提高系统误码率性能1~2 dB左右。
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The invention performs pseudo bit error rate statistic by utilizing the message of multi sampling points in each modulation symbol of discretization system, and again performs one-to-one mapping by utilizing corresponding relation between the pseudo bit error rate and the signal-to-noise ratio, thereby obtaining signal-to-noise ratio estimation value.
本发明利用了离散系统每个调制符号中多个采样点的信息进行伪误码率统计,再利用伪误码率与信噪比之间的对应关系进行一一映射,从而得到信噪比估计值。
- 更多网络解释与误码率相关的网络解释 [注:此内容来源于网络,仅供参考]
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ABER AverageBitErrorRate:平均误码率
ABEND ABnormalENDoftask 任务异常结束,异常终止 | ABER AverageBitErrorRate 平均误码率 | ABF AudioBandpassFilter 音频带通滤波器
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BER Excess:误码率过大
误码率 Bit error rate BER | 误码率过大 BER Excess | 误码秒 Errored Second ES
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Bert:误码率测试
IBIST通过余度、误码率测试(BERT)和模式生成测试来采用信号完整性分析. 它还采用边界扫描测试、系统内编程和可测性设计. ASSET公司的ScanWorks对其进行了支持. 很多其他公司也开始结合嵌入式仪器. 例如,
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error detector:误码仪
误码秒率 Errored Second Rate ESR | 误码仪 Error Detector | 吸尘器 Cleaner
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Eber:比特误码率过限
DS 信号劣化 | EBER 比特误码率过限 | FO 频率偏置
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Error code rate:误码率
剩余误差:rest error | 误码率:Error code rate | 误差匹配:error matching
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estimation of error rate:误码率估计
可忍受误码率:tolerate error rate | 误码率估计:estimation of error rate | 误码率测试:Error-code rate measure
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bit in error:误码率
低比特率:Low bit rates | 误码率:bit in error | 低码率:low bit rate
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Errored Second Rate ESR:误码秒率
误码秒 Errored Second ES | 误码秒率 Errored Second Rate ESR | 误码仪 Error Detector
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threshold value:临界值
若搭配误码测试仪来使用的话,可利用应用软件将本质抖动以及随机抖动利用浴缸法则(Bathtub Method)将其分离以及计算其大小. 如图八所示:它是利用误码率之临界值(Threshold Value)以及眼图之时域分布关系反算抖动之大小.