The concept of discrete-time signal processing also refers to a theoretical willpower that establishes a mathematical foundation for digital signal processing, without having taking quantization error into consideration. These signals have very lower energies, but are enough to generate anxious methods do the job; they are often calculated in aggregate https://telegra.ph/Signal%E5%AE%89%E5%85%A8%E5%8A%A0%E5%AF%86%E9%80%9A%E8%AE%AF%E7%9A%84%E9%A6%96%E9%80%89%E5%BA%94%E7%94%A8-01-20