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This video investigates discrete-time signal time shifting.
The time-shifted signal y[k] = x[k-m] is created by replacing the discrete-time variable k with k-m. This operation results in x[k] being shifted along the time axis by an amount m. When m is greater than 0, this is a shift to the right. When m is less than 0, this is a shift to the left. Several different examples of time-shifting are worked in the video.
There are still SEVEN more videos totaling ~58 minutes in this series that can be accessed only through the Members Only account on my website so head over and get your account setup. The last 7 videos include the following:
1) Signal Operations: Combined Operations
2) Common Discrete-Time Signals: Unit Impulse, Unit Step, and Exponential Signals
3) Discrete-Time Sinusoid Signals
4) Frequency Aliasing of Discrete-Time Sinusoids
5) Complex Exponential and Damped Sinusoid Signals
6) Discrete-Time System Example
7) Discrete-Time Signals and Systems Summary
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Signal Operations: Time Shifting
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