Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hoon Choi0
Date of Patent
May 5, 2009
0Patent Application Number
120719850
Date Filed
February 28, 2008
0Patent Primary Examiner
Patent abstract
A DLL circuit includes a buffer control unit configured to detect whether or not a DLL power supply exceeds a reference level and output a buffer control signal. A clock buffer buffers an external clock to generate an internal clock when the buffer control signal is enabled.
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