Active window antenna for motor vehicles

Details Active window antenna for motor vehicles Active window antenna for motor vehicles

1979-02-27

1981-01-27

Bookbinder, Marc E.

Telecommunications

Receiver or analog modulated signal frequency converter

Local control of receiver operation

330277, 330281, 343713, 455290, 455291, 455294, H04B 118

Patent

active

042479541

ABSTRACT:
To minimize overmodulation in an active window antenna and radio receiver system, an amplification control voltage is produced in the active antenna, i.e., directly behind the antenna pre-amplifier, and is used to control the amplification of the pre-amplifier.

REFERENCES:
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patent: 3404347 (1968-10-01), Kaplan et al.
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patent: 3566276 (1971-02-01), Finkel
patent: 3570005 (1971-03-01), Prolss
patent: 3582791 (1971-06-01), Slavin et al.
patent: 3693096 (1972-09-01), Dosey et al.
patent: 3771159 (1973-11-01), Kawaguchi et al.
patent: 4057765 (1977-11-01), Schuermann
patent: 4077014 (1978-02-01), Satoh

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