| FIGURE 2 |
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| Fig 2— A phase-shifted "shadow signal" lags the input signal, and a comparator uses this slight lag to detect the polarity of the original input signal. |
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| FIGURE 2 |
|
| Fig 2— A phase-shifted "shadow signal" lags the input signal, and a comparator uses this slight lag to detect the polarity of the original input signal. |
back |