Apparatus and method for clock recovery and eye diagram generation

A digital storage oscilloscope that has a port for receiving a signal, having an embedded clock signal, and a processor, configured by software to recover the embedded clock signal from the signal. In a preferred embodiment, the processor implements a digital PLL to recovered embedded clock signal....

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: WELLER DENNIS J, DRAVING STEVEN D
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A digital storage oscilloscope that has a port for receiving a signal, having an embedded clock signal, and a processor, configured by software to recover the embedded clock signal from the signal. In a preferred embodiment, the processor implements a digital PLL to recovered embedded clock signal. In a further preferred embodiment the processor uses the recovered embedded clock signal to generate an eye diagram that graphically portrays jitter in the data signal.