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US 12,712,252 B2Granted
EBG structure-attached glass plate and vehicle antenna device
AssigneeAGC Inc.
InventorsYusuke Kato, Shoichi Takeuchi, Hideaki Shoji, Toshiki Sayama
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Abstract
An EBG structure-attached glass plate includes a vehicle roof glass for attachment to a metal frame of a vehicle body, an EBG structure that is disposed on a first main face of the roof glass, that has a predetermined conductor pattern periodically disposed thereon, and that is formed in a frame shape, and a radio wave transmitting and receiving region surrounded by the EBG structure.
Claims18
An EBG structure-attached glass plate comprising:
- a vehicle glass plate attached to a metal frame of a vehicle body;
- an EBG structure that is disposed on a main face of the glass plate, that has a predetermined conductor pattern periodically disposed thereon, and that is formed in a frame shape;
- and
- a radio wave transmitting and receiving region surrounded by the EBG structure, wherein the EBG structure includes the conductor pattern arranged alongside as a duplex or higher order structure between the radio wave transmitting and receiving region and the metal frame and the EBG structure comprises a first EBG structure and a second EBG structure arranged alongside each other in a plan view with the second EBG structure being at an outer periphery of the first EBG structure.
1 more element
Dependencies are inferred from the claim text.