Multi-mode power amplifier

Details Multi-mode power amplifier Multi-mode power amplifier

1995-03-06

1996-07-30

Mullins, James B.

Amplifiers

Combined with automatic amplifier disabling switch means

330295, 455 93, H03F 368, H03F 324

Patent

active

055415547

ABSTRACT:
An amplifier (100) has first and second operation modes. The amplifier (100) includes an amplifier input portion (110) and an amplification gain stage. The amplification stage has two gain paths (120, 140) coupled in parallel to the amplifier input portion (110). At least one of the gain paths (120) has an amplification component (121) that in part forms a switch to select between the first and second operation modes.

REFERENCES:
patent: 4598252 (1986-07-01), Andricos
patent: 4755769 (1988-07-01), Katz
patent: 5256987 (1993-10-01), Kibayashi et al.
patent: 5276912 (1994-01-01), Siwiak et al.
patent: 5276917 (1994-01-01), Vanhanen et al.
patent: 5361403 (1994-11-01), Dent

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