Title :
Restraint of unwanted higher-order modes in wideband tracking corrugated horn
Author :
Du, Biao ; Yung, E.K.N. ; Yang, Ke-Zhong ; Zhang, Wen-jing
Author_Institution :
Commun. Telemetry & Telecontrol Res. Inst., Hebei, China
fDate :
3/16/2000 12:00:00 AM
Abstract :
A mode filter for restraining unwanted higher-order modes in a wideband tracking corrugated horn is proposed and a new restraining principle is introduced. The cross-polarisation peak level of the horn can be reduced by >8.5 dB in the transmitting band by using this mode filter
Keywords :
antenna accessories; horn antennas; mobile antennas; passive filters; radio tracking; cross-polarisation peak level reduction; microwave antenna; mode filter; restraining principle; ship-board antenna; unwanted higher-order modes; unwanted modes restraint; wideband tracking corrugated horn;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:20000425
