1974 International IEEE/AP-S Symposium Program & Digest: June 10-12, 1974, Georgia Institute of Technology, Atlanta, Georgia |
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Page 360
... transmit arrays , the use of mini- amplifiers in each array element has several advantages over a single high power output amp- lifier : ( 1 ) low power amplifiers may be used , ( 2 ) all signal generation and switching is low level ...
... transmit arrays , the use of mini- amplifiers in each array element has several advantages over a single high power output amp- lifier : ( 1 ) low power amplifiers may be used , ( 2 ) all signal generation and switching is low level ...
Page 379
... transmit and receive orthogonally polarized sig- nals in the 4 - GHz and 6 - GHz frequency bands . It provides orthogonal receive and transmit inputs with extremely high polarization isolation permitting fre- quency reuse throughout the ...
... transmit and receive orthogonally polarized sig- nals in the 4 - GHz and 6 - GHz frequency bands . It provides orthogonal receive and transmit inputs with extremely high polarization isolation permitting fre- quency reuse throughout the ...
Page 382
... TRANSMIT BAND f , PRINCIPLE PLANE TRANSMIT BAND fo -4 % 45 ° PLANE TRANSMIT BAND F 45 ° PLANE Figure 4. Measured secondary patterns showing transmit band cross - polarization levels . RELATIVE POWER ONE WAY do 204 2- TRANSMIT BAND f , H ...
... TRANSMIT BAND f , PRINCIPLE PLANE TRANSMIT BAND fo -4 % 45 ° PLANE TRANSMIT BAND F 45 ° PLANE Figure 4. Measured secondary patterns showing transmit band cross - polarization levels . RELATIVE POWER ONE WAY do 204 2- TRANSMIT BAND f , H ...
Contents
1005 | 5 |
1345 | 11 |
Radiation by an Electric Line Source Parallel to a Critical Coupling Layer | 18 |
Copyright | |
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Common terms and phrases
amplitude antenna pattern antenna system Antennas and Propagation aperture approximately axial axis azimuth balun band bandwidth beam beamwidth bifilar blockage calculated circuit coefficients components configuration cross polarization current distribution curve cylinder dielectric diffraction dipole E-plane electromagnetic elements error experimental far-field feed feed horn focal free space frequency function gain ground plane H-plane horizontal horn IEEE IEEE Trans inch incident integral equation length linear lobe magnetic method Microwave mode modules monopole near-field measurement numerical obtained offset orthogonal output paraboloidal parameters performance phase shifter phased array planar plane wave probe problem quadrifilar radar radiation pattern range ratio receiver reflected reflector antenna region relative resonant S-band SCAN ANGLE scattering shown in Figure sidelobe signal slot solution spherical spherical reflector structure surface target technique theory tion transmit values voltage VSWR waveguide wavelength wire