Amplifiers – With semiconductor amplifying device – Including class d amplifier
Reexamination Certificate
2005-09-27
2005-09-27
Choe, Henry (Department: 2817)
Amplifiers
With semiconductor amplifying device
Including class d amplifier
C330S20700P
Reexamination Certificate
active
06949978
ABSTRACT:
An efficient broadband amplifier. The amplifier includes a mechanism for amplifying an input signal via a high-speed switch and providing an amplified signal in response thereto. Another mechanism filters the amplified signal via common mode rejection and provides an output signal in response thereto. In a specific embodiment, the mechanism for filtering includes a first mechanism for separating an input signal into plural intermediate signals. The mechanism for amplifying includes a second mechanism for amplifying the plural intermediate signals via one or more high-speed switches and providing plural amplified signals in response thereto. The mechanism for filtering further includes a third mechanism for employing common mode rejection to filter the plural amplified signals, yielding a single output signal in response thereto.
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Meyers Clifford W.
Tayrani Reza
Alkov Leonard A.
Raytheon Company
Vick Karl A.
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