Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
December 9, 2008
Patent Application Number
11346889
Date Filed
February 2, 2006
Patent Primary Examiner
Patent abstract
A level shifter for level shifting an input signal from a first level to an output signal having a second level includes an operation range extension portion configured to extend an input range of the level shifter and to generate a first extension control signal in response to the input signal and a second extension control signal in response to an inverted version of the input signal, an output control portion configured to generate an output control signal in response to the input signal, the first extension control signal, and the output signal, and an output portion configured to generate the output signal in response to the inverted version of the input signal, the second extension control signal, and an output control signal.
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