In real-time systems, DVS technique has the timing-constraint problem.Therefore, to lower the working voltage, which can reach the high energy efficiency, becomes a study topic.

• 在即时系统中，使用动态电压调整技术可能会面临时间限制的问题，因此，如何在即时系统中降低微处理器工作电压以达到高能量效率，是一项研究议题。