The differential coding is performed in the time domain, while the space-frequencycoding is processed in the frequency domain to achieve the diversity ga.
该方法在时域进行差分编码，而在频域进行空频编码以获得分集增益。
2
There is same bases usage frequency in coding sequence between leading strand and lagging strand.
先导链与滞后链编码序列的碱基使用频率基本一致。
3
This paper presents a new weather alarm emitter adapted digital coding and phase-locked frequency synthesis techniques.