Design of 622 Mb／s Clock—recovery Monolithic IC for Optical Communication System-中国期刊网

摘要 Amonolithicclock-recoverycircuitusedin622Mb/sopticalcommunicationsystemisdesigned,whichisbasedonthephase-lockedlooptheory,,andusesbipolartransistormodel.Itovercomestheshortcomingofclockrecoverymethodbasedonfilter,andimplementsmonolithicclock-recoveryIC.Thedesignedcircuitsincludephaedetector,voltage-controlledoscillatorandloopfilter.Amongthem,thevoltage-controloscillatorisamodifiedtwo-stageringoscillator,whichprovidesquadratureclocksignalsandpresentswidevoltage-controlledrangeandhighvoltage-controllingsensitivity.

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Design of 622 Mb／s Clock—recovery Monolithic IC for Optical Communication System

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Design of 622 Mb／s Clock—recovery Monolithic IC for Optical Communication System

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