Gain-controllable amplifier, receiver

Details Gain-controllable amplifier, receiver Gain-controllable amplifier, receiver

1995-10-16

1998-04-21

Mottola, Steven

Amplifiers

With semiconductor amplifying device

Including differential amplifier

H03F 345, H03G 330

Patent

active

057422036

ABSTRACT:
well as a receiver having low noise and low distortion. These functional units include at least one transadmittance stage having differential transistor pairs coupled in parallel. Gain control is effectuated by varying the unbalance in the differential transistor.

REFERENCES:
patent: 4396891 (1983-08-01), Johansson et al.
patent: 4453256 (1984-06-01), Ryu
patent: 4740996 (1988-04-01), Somer
patent: 5355534 (1994-10-01), Kimura
patent: 5418494 (1995-05-01), Botti et al.
patent: 5432475 (1995-07-01), Fukahori
patent: 5587688 (1996-12-01), Mulbrook

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