Radio communication device, transmission circuit and buffer circuit
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United States of America Patent
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Jul 15, 2014
Grant Date -
Sep 20, 2012
app pub date -
Sep 20, 2011
filing date -
Mar 17, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
According to one embodiment, a buffer circuit has a capacitor comprising a first terminal and a second terminal, an input signal being inputted to the first terminal, a first inverting amplifier circuit configured to invert and amplify a signal of the second terminal of the capacitor, a second inverting amplifier circuit configure to invert and amplify an output signal of the first inverting amplifier circuit, and a MOS (Metal Oxide Semiconductor) transistor comprising a third terminal, a fourth terminal and a gate, the third terminal being connected to the second terminal of the capacitor, the fourth terminal being connected to a connection node of the first and the second inverting amplifier circuits, an inversion signal of the input signal being inputted to the gate.
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