Amplifiers – With semiconductor amplifying device – Including atomic particle or radiant energy impinging on a...
Patent
1984-09-28
1986-09-02
LaRoche, Eugene R.
Amplifiers
With semiconductor amplifying device
Including atomic particle or radiant energy impinging on a...
330 59, 330288, H03F 308
Patent
active
046098801
ABSTRACT:
A broad-band amplifier for the amplification of a photoelectric current triggered by a light signal, including a first transistor connected to receive the photoelectric current, a second transistor connected in series with the first one, a resistance connected between the base of the first transistor and the emitter of the second transistor, a third transistor and a fourth transistor which form a current mirror, the third transistor being connected in series with the second transistor, and a resistance located between the third transistor and ground.
REFERENCES:
patent: 3619798 (1971-11-01), Smith et al.
patent: 3939434 (1976-02-01), Crosby
patent: 4351916 (1982-11-01), Schude, Jr.
patent: 4467191 (1984-08-01), Chalfin et al.
patent: 4476443 (1984-10-01), Gomi
Dermitzakis Stephan
Krumrein Gerhard
Mischel Peter
Suri Jasbeer S.
LaRoche Eugene R.
Mottola Steven J.
Telefunken electronic GmbH
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