Samenvatting
A new variety of the Fresnel zone planar lens with enhanced focusing quality is proposed. Each full-wave zone is divided into four quarter-wave subzones, which are covered by dielectric rings having equal thickness but different permittivities. Based on this planar lens configuration, a transmissive-type Fresnel-zone antenna for DBS-reception with more than 50% aperture efficiency is developed and examined theoretically
| Originele taal-2 | Engels |
|---|---|
| Pagina's (van-tot) | 249-251 |
| Aantal pagina's | 3 |
| Tijdschrift | IEEE Microwave and Guided Wave Letters |
| Volume | 5 |
| DOI's | |
| Status | Gepubliceerd - 1995 |
Vingerafdruk
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