강의14 0. Preview Reference: CS 140: Operating Systems (Spring 2020) Lecture Schedule Lecture Schedule The schedule listed on this page is tentative and may change during the term. I recommend that you print out the notes for each lecture and bring them with you to class, so that you can add additional notes during class. Recommended readin web.stanford.edu 2022. 10. 30. 1. Signals, System Properties Signal: A function of one or more variables Unit Impulse: \( \delta[n] = (n == 0)? 1: 0 \) Unit Step: \( u[n] = (n >= 0)? 1 : 0 \) \( \delta[n] = u[n] - u[n - 1] \) \( u[n] = \sum_{k = 0}^\infty \delta[n - k] \) System: A process by which input signals are transformed to output signals \( x[n] \) -> Discrete-Time System -> \( y[n] \) \( x(t) \) -> Continuous-Time System -> \( y(t) \) A system is.. 2022. 7. 21. 이전 1 2 3 4 다음