因为只有有限个比特，今天的重点就是，它就这么点精度。
But because you only have a finite number of bits, the takeaway for today is that there's only so much precision.
2比特的浮点型数据精度更大。
使得AC-3编码器比特分配的精度和效率均有明显提升。
This algorithm can greatly enhance both the accuracy and efficiency of the bit allocation in AC-3 encoder.
在调制器中使用单比特dac可保证出色的线性度和直流精度。
Use of a single bit DAC in the modulator guarantees excellent linearity and dc accuracy.
实验结果表明：本文提出的比特率转码方案具有较高的比特率转换精度，是一种高效的比特率转码方案。
The experimental results show that, the scheme proposed in the paper can achieve high bit rate accuracy, which is an efficient bit rate transcoding scheme.
改进多种音频格式的比特率报告精度。
Improved bitrate reporting accuracy for various audio formats.
解码中间步骤采用24比特的运算精度，最后输出16比特的PCM样值用于播放。
The decoder operates with 24 bits precision, and outputs 16 bits PCM sample for audio play.
进一步，文章对该结构进行优化，通过把补偿信号的高比特位的值转换到模拟域，将引入的DAC精度降低到2~3个比特，从而进一步降低了该结构的设计复杂度和功耗。
Furthermore, this ADC architecture is optimized by converting the most significant bit to analog domain. This method can reduce the precision requirement of the extra DAC to 2~3 bits.
进一步，文章对该结构进行优化，通过把补偿信号的高比特位的值转换到模拟域，将引入的DAC精度降低到2~3个比特，从而进一步降低了该结构的设计复杂度和功耗。
Furthermore, this ADC architecture is optimized by converting the most significant bit to analog domain. This method can reduce the precision requirement of the extra DAC to 2~3 bits.
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