查询词典 bit error rate

The effect of full bit error on the baud rate is also analysed.

分析了整位误差对波特率误差的影响。

Computer simulations show that the scheme proposed increases the transmission efficiency, and at the same time, can obtain lower error bit rate and mean square error of channel estimation than conventional OFDM systems with relative low complexity.

仿真实验表明，该策略可提高传输效率、增强系统的抗噪性能、获得比传统OFDM系统更低的信道估计均方误差和误码率，且具有较低的计算复杂度。

The thresholds are dynamically adjusted according to the difference between the target bit rate and actual bit rate. This method can reduce the bit rate of intra coded frames while still maintating error robustness and limiting temporal propagation of errors.

该方法根据目标比特率和实际比特率的差值，动态地调整阈值，从而有效地减少了帧内编码的比特率，保持了对差错的鲁棒性，限制了差错的时间传播。

The effect of timing-jitter on the bit error rate performance of the Gaussian monocycles in pulse position modulated time-hopping UWB systems is investigated and simulated in this paper under various channel conditions, including additive white Gaussian Noise channel and multiple access interference.

本文详细推导出在单链路以及多用户环境中时间抖动对高斯脉冲的跳时脉位调制超宽带系统的性能影响的数学表达式，并作了相应的仿真分析。

First, this section analyzes the error drifts in bit rate adaptation transcoding, including error drift caused by motion re-estimation and error drift of the pixel-domain transcoding compared with the compressed transcoding.

首先，分析了码率调整型转码算法中存在的若干错误漂移问题：运动估计带来的错误漂移；相对于压缩域转码器，像素域转码器的错误漂移。

This protocol, whereby the physical channel delay is divided into several virtual subchannels over each cf which a simple "Stop-and-Wait" protocol is operated, has thoroughly overcome the serious degradation of system efficiency in the large round- trip delay and high bit-error rate situations.

该规程通过把物理信道延迟分割成若干虚拟子信道，并在各子信道上分别执行简单的&发送-等待&规程，从而克服了卫星信道的大往返迟延、较高误码率特性对系统效率的严重影响。

The quantizer can perform dynamic quantization for wavelet coefficients after the determination of the best quantization steps {qi} that minimize the average mean square error at a given bit rate.

在为DWT 系数确定好一组使给定码率下均方误差最小化的最佳量化步长{qi}后，该量化器将能够实现小波系数的动态量化。

The analysis in this paper evaluates the bit error rate degradations due to imperfect channel estimation at the receiver.

分析本文评价了误码率退化由于不完善的信道估计在接收。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。