ANTENNA DEVICE, ARRAY OF ANTENNA DEVICES, AND BASE STATION

An antenna device includes a first feeding node and a second feeding node, a bottom layer arranged as a cavity-backed ground, and a middle layer arranged above bottom layer. A first feeding line and a third feeding line of middle layer are electrically connected to first feeding node and a second fe...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Daojian, Dingjiu, Segador Alvarez, Juan
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An antenna device includes a first feeding node and a second feeding node, a bottom layer arranged as a cavity-backed ground, and a middle layer arranged above bottom layer. A first feeding line and a third feeding line of middle layer are electrically connected to first feeding node and a second feeding line and a fourth feeding line of middle layer are electrically connected to second feeding node. The antenna device further includes a top layer arranged above middle layer. The top layer has four slots, where a portion of first slot, a portion of second slot, a portion of third slot and a portion of fourth slot overlap with a portion of first feeding line, a portion of second feeding line, a portion of third feeding line and a portion of fourth feeding line, respectively. A radiator arranged above top layer at a distance from top layer.