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US 10,854,950 B2Granted
Antenna device
AssigneeTDK Corporation
InventorsNaoki Sotoma, Tetsuya Shibata, Yasuyuki Hara
Life of this patent
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Abstract
Disclosed herein is an antenna device that includes a substrate, an IC chip mounted on the substrate, a first antenna element including a plurality of patch antenna conductors that is supplied with power from the IC chip and that radiates a beam in a direction substantially perpendicular to the substrate, and a second antenna element that is supplied with power from the IC chip and that radiates a beam in a first horizontal direction substantially parallel to the substrate.
Claims18
An antenna device comprising:
- a substrate having a plurality of wiring layers including a first wiring layer, a second wiring layer, and a third wiring layer having a ground pattern;
- an IC chip mounted on the first wiring layer of the substrate;
- a first antenna element including a plurality of patch antenna conductors that is supplied with power from the IC chip and that radiates a beam in a first direction substantially perpendicular to the substrate;
- and
- a second antenna element that is supplied with power from the IC chip and that radiates a beam second direction substantially parallel to the substrate and substantially perpendicular to the first direction,
- wherein the first antenna element is formed in the second wiring layer so as to at least partially overlap the IC chip,
- wherein the second antenna element is configured as a plurality of slot antennas respectively provided within a plurality of ground clearance regions that are cutouts of the ground pattern,
- wherein each of the ground clearance regions has a first edge extending in the second direction and a second edge extending in a third direction substantially parallel to the substrate and substantially perpendicular to the first and second directions,
- wherein the ground pattern includes first ground patterns respectively surrounding the ground clearance regions and a second ground pattern surrounding the first ground patterns with slits therebetween,
- wherein the slits include a plurality of first slits respectively assigned to the ground clearance regions,
- wherein each of the first slits includes a first section extending in the second direction and a second section extending in the third direction, and
- wherein each of the first ground patterns has a first area located between the first edge and the first section and a second area located between the second edge and the second section.
9 more elements
An antenna device comprising:
- a substrate having a first wiring layer, a second wiring layer, and a third wiring layer positioned between the first and second wiring layers;
- an IC chip mounted on the first wiring layer of the substrate;
- a plurality of patch antennas formed on the second wiring layer of the substrate;
- and
- a plurality of slot antennas formed on the third wiring layer of the substrate;
- and
- a ground pattern formed on the third wiring layer of the substrate,
- wherein each of the slot antennas is provided within an associated one of ground clearance regions that are cutouts of the ground pattern,
- wherein each of the slot antennas includes a first conductor pattern extending in a first direction and a second conductor pattern extending in a second direction substantially perpendicular to the first direction, and
- wherein the ground pattern includes first ground patterns respectively surrounding the ground clearance regions and a second ground pattern surrounding the first ground patterns with slits therebetween.
7 more elements
An antenna device comprising:
- a first substrate on which a plurality of first patch antennas arranged in a first direction are formed;
- a second substrate on which a plurality of second patch antennas arranged in the first direction are formed;
- a flexible substrate connected to the first and second substrate so as to set the second substrate at any angle with respect to the first substrate with a first direction as a center.
Dependencies are inferred from the claim text.