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2 130 220

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C1

(51)

IPC

(21) (22)

Application

96116661/09, 1996-08-13

(22)

Actual filing date

1996-08-13

(45)

Published

1999-05-10

(72)

Inventor

Gavrilov V.K.Gotovko V.I.Kachur I.N.

(73)

Holder

Tsentral'Noe Konstruktorskoe Bjuro

CARDIOID ANTENNA Russian patent published in 1999 - IPC

Abstract RU 2130220 C1

FIELD: communications engineering. SUBSTANCE: cardioid antenna has ground-mounted mast antenna and directional antenna both connected through phase shifter to transceiver; directional antenna is made of insulated conductors placed on ground surface and oriented in diametrically opposite directions along signal transmission maximum. Mast and directional antennas have enlarged size. EFFECT: improved efficiency when transmitting low-frequency signals. 1 dwg

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RU 2 130 220 C1

Authors

Gavrilov V.K.

Gotovko V.I.

Kachur I.N.

Dates

1999-05-10—Published

1996-08-13—Filed

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