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US 9,794,907 B1Granted
Wireless location device
AssigneeHon Hai Precision Industry Co., Ltd.
InventorsHsin-Pei Hsieh, Fu-Hsin Chiu, Jen-Tsorng Chang
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Abstract
A wireless location device comprises a BLUETOOTH beacon configured to emit wireless signals and an electromagnetic shielding cover. The BLUETOOTH beacon is positioned within the electromagnetic shielding cover. The electromagnetic shielding cover comprises an inner surface comprising a plurality of micro-structures, and an opening below the inner surface. The inner surface is configured to reflect towards the opening the wireless signals emitted by the BLUETOOTH beacon which are not directly emitted out of the opening.
Claims12
A wireless location device comprising:
- a BLUETOOTH beacon, wherein the BLUETOOTH beacon emits wireless signals;
- and
- an electromagnetic shielding cover, wherein the BLUETOOTH beacon is positioned in the electromagnetic shielding cover, the electromagnetic shielding cover comprising:
- an inner surface comprising a plurality of micro-structures;
- and
- an opening below the inner surface;
- wherein the inner surface reflects the wireless signals emitted by the BLUETOOTH beacon towards the opening;
- wherein the intensity of the wireless signals emitted out from the opening of the electromagnetic shielding cover may be improved by adjusting a shape, a size, or an area density of the micro-structures;
- wherein the opening faces a predetermined region and emits the wireless signals within the predetermined region;
- and
- wherein when a mobile device moves within the predetermined region the mobile device can obtain its own location from the wireless location device.
8 more elements
Dependencies are inferred from the claim text.