使用的码率一般编码为传输参数。
The code rate used is generally encoded as a transmission parameter.
根据误码率来衡量数据传输的质量。
选用码率失真最优的宏块模式。
每个数据率是由一个或多个码率决定的。
基本层码流是必须传输的，并且码率低；
The former has a lower code stream and it must be transmitted.
传统的误码仪在误码率测试时有很多缺陷。
Traditional error code rate testing instrument has many limitations.
误码率测试或检验装置。
要解决这些问题就需要研究编码器的码率控制。
For the problem solving, the thesis study rate control of the video encoder.
建立了系统信号模型，给出计算误码率的公式。
The system signal model is set up, and the relevant formulas are given.
度增益情况下，实现码率为0.5的传送指标。
Keeping full diversity order gain, the design can achieve 0.5 transmission rate.
然而，带宽的扩展必将导致码率的大幅度增加。
However, the expansion of bandwidth will increase the transmission rate obviously.
建立了系统信号模型，给出计算误码率的公式。
The system signal model is set up, and the relevant formulas are given out.
码率略微有所增加。
在相同的主观视频质量下，码率减少50％左右。
研究了非线性效应对OFDM符号误码率的影响。
In this paper, the nonlinear effect on OFDM symbol error rate is studied.
近年来。在低码率的音频编码算法中也开始应用它。
Recently, it began to be applied in low - bit rate audio coding.
实验结果表明证引入改进后的R-D模型进行预测有效的控制了码率。
The experiments show that the bit rate has been controlled efficiently by improved R-D mode.
因此，几乎每一个视频标准都相应有自己的一个或者多个码率控制策略。
Therefore, almost every video coding standard has one rate control strategy and even more.
进行动态图像压缩时如何兼顾较高的编码速度与较低的码率成为编码的关键。
High speed and low bit rate coding is very important in dynamic image compression.
进行动态图像压缩时如何兼顾较高的编码速度与较低的码率成为编码的关键。
High speed and low bit rate coding is very important in dynamic image compression.
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