Then, we grasp the target and the direction of the research. Finally, the thorough analysis of the generic system model of Spread Spectrum(SS) and Improved Spread Spectrum(ISS) modulation has been done.
英
美
- 并對擴頻技術(shù)(Spread Spectrum，SS)的數字水印一般模型以及ISS(Improved Spread Spectrum，ISS)調制關(guān)鍵技術(shù)進(jìn)行了深入分析。
