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US 2008/0048748 A1Published application
High resolution delay adjustor
AssigneeRealtek Semiconductor Corp.
InventorChao-Cheng Lee
Life of this patent
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Abstract
A delay adjustor for adjusting the delay time of a signal, the adjustor comprising: a first capacitance unit and a variable capacitance unit serially coupled to the first capacitor wherein the capacitance of the variable capacitance unit is adjusted according to a first control signal and the variable capacitance unit comprises a plurality of second capacitors and at least a first switch coupled to the at least one capacitor of the second capacitors.
Claims20
A delay adjustor for adjusting the delay time of a signal, comprising:
- a first capacitance unit;
- and
- a variable capacitance unit coupled in series to the first capacitance unit;
- wherein the capacitance of the variable capacitance unit is adjusted according to a first control signal and the variable capacitance unit comprises a plurality of second capacitors and at least one first switch coupled to at least one of the second capacitors.
1 more element
Dependencies are inferred from the claim text.