Amplifier control system

Details Amplifier control system Amplifier control system

1995-03-30

1996-08-27

Eisenzopf, Reinhard J.

Telecommunications

Transmitter and receiver at same station

Transceiver controlling a separate transceiver or receiver

455 89, 455127, H04B 140

Patent

active

055510671

ABSTRACT:
A method of controlling an external radio frequency amplifier of a radio telephone and a control system therefore. The power amplifier of the transmission side of the radio frequency amplifier is controlled to turn on and off, on the basis of at least one control signal (BENA1, BENA2) entering the radio frequency amplifier separate from a signal to be transmitted from the radio telephone. The control signal (BENA1, BENA2) contains information about the starting and ending instant of transmission.

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patent: 4998291 (1991-03-01), Marui et al.
patent: 5033109 (1991-07-01), Kawano et al.
patent: 5033111 (1991-07-01), Marui
patent: 5107225 (1992-04-01), Wheatley, III
patent: 5128629 (1992-07-01), Trinh
patent: 5150075 (1992-09-01), Hietala et al.
patent: 5159283 (1992-10-01), Jensen
patent: 5196806 (1993-03-01), Ichihara
patent: 5235289 (1993-08-01), Kunitomo
patent: 5278997 (1994-01-01), Martin

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