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1. (WO2019050682) ELECTRONIC DEVICE SLOT ANTENNAS
Nota: O texto foi obtido por processos automáticos de reconhecimento ótico de caracteres.
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Claims

What is Claimed is:

1. An electronic device, comprising:

a housing having metal housing walls;

a display cover layer;

a display module that is overlapped by the display cover layer and that includes conductive display structures;

an antenna feed for a slot antenna having a first feed terminal coupled to the conductive display structures and a second feed terminal coupled to the metal housing walls; and

a conductive interconnect structure coupled to the metal housing walls, wherein the metal housing walls, the conductive display structures, and the conductive interconnect structure define a perimeter of a slot element for the slot antenna

2. The electronic device defined in claim 1, further comprising:

a substrate having interface circuitry; and

a printed circuit coupled between the interface circuitry and the display module, wherein the printed circuit comprises a conductive trace and the conductive interconnect structure is shorted to the conductive trace on the printed circuit.

3. The electronic device defined in claim 2, further comprising:

an additional printed circuit coupled between the interface circuitry and the display module, wherein the additional printed circuit comprises an additional conductive trace and the conductive interconnect structure comprises a first branch shorted to the conductive trace on the printed circuit and a second branch shorted to the additional conductive trace on the additional printed circuit.

4. The electronic device defined in claim 3, wherein the display module comprises a touch sensor layer and a display layer mat displays image data, the printed circuit is configured to convey touch sensor data from the touch sensor layer to the interface circuitry, and the additional printed circuit is configured to convey the image data from the interface circuitry to the display layer.

5. The electronic device defined in claim 2, wherein the display module comprises a near field communications layer that includes conductive traces that form a near field communications antenna and the printed circuit is configured to convey near field communications data between the near field communications layer and radio-frequency transceiver circuitry on the substrate via the interface circuitry.

6. The electronic device defined in claim 1, wherein the conductive display structures comprise a conductive structure selected from the group consisting of: near field communications antenna traces, touch sensor electrodes, pixel circuitry, a conductive frame for the display module, a conductive back plate for the display module, and a conductive shielding structure.

7. The electronic device defined in claim 1, wherein the slot antenna is configured to transmit and receive wireless signals in a first frequency band that comprises frequencies between 1.5 GHz and 2.4 GHz and a second frequency band that comprises frequencies between 5.0 GHz and 6.0 GHz.

8. The electronic device defined in claim 1, wherein a first side of the conductive display structures is separated from a given one of the metal housing walls by a gap, the first feed terminal is coupled to the conductive display structures at a second side of the conductive display structures that is different from the first side, and the conductive interconnect structure extends across the gap.

9. The electronic device defined in claim 1, wherein the conductive interconnect structure is shorted to the conductive display structures and is configured to convey antenna currents between the conductive display structures and the metal housing walls.

10. The electronic device defined in claim 1, further comprising:

a conductive fastener that shorts the conductive interconnect structure to a given one of the metal housing walls.

11. The electronic device defined in claim 1, wherein the conductive interconnect structure comprises conductive adhesive.

12. The electronic device defined in claim 1, wherein the conductive interconnect structure is capacitively coupled to the conductive display structures and is configured to convey antenna currents between the conductive display structures and the metal housing walls.

13. An electronic device, comprising:

a conductive housing;

a display mounted to the conductive housing;

a printed circuit configured to convey data to the display; and a conductive structure that shorts a conductive trace on the printed circuit to the conductive housing, wherein the display, the conductive housing, and the conductive structure form edges of a slot element of a slot antenna.

14. The electronic device defined in claim 13, further comprising:

an antenna feed having a first feed terminal coupled to the display and a second feed terminal coupled to the conductive housing.

15. The electronic device defined in claim 14, wherein the display comprises pixel circuitry that is configured to receive the data from the printed circuit and to emit light corresponding to the data.

16. The electronic device defined in claim IS, further comprising:

a first additional printed circuit configured to convey near field communications data to a near field communications antenna in the display; and

a second additional printed circuit configured to convey touch sensor

data gathered by touch sensor electrodes in the display, wherein the conductive structure shorts a first additional trace on the first additional printed circuit and a second additional trace on the second additional printed circuit to the conductive housing.

17. The electronic device defined in claim 16, wherein the conductive structure comprises a first branch coupled to the conductive trace on the printed circuit, a second branch coupled to the first additional conductive trace on the first additional printed circuit, and a third branch coupled to the second additional conductive trace on the second additional printed circuit.

18. The electronic device defined in claim 14, wherein the display comprises a display module having conductive display structures that define a set of edges of the slot element and a display cover layer that overlaps the display module, and the slot element extends between at least three sides of the display module and the conductive housing.

19. A wristwatch, comprising:

a conductive housing having first, second, third, and fourth sidewalls; a display having a display module and a display cover layer, wherein at least a portion of the display module is configured to emit light through the display cover layer;

a conductive structure mat extends between the display module and the fourth sidewall; and

a slot antenna, wherein the slot antenna comprises a slot element having a first segment extending between the first sidewall and the display module, a second segment extending between the second sidewall and the display module, and a third segment extending between the third sidewall and the display module.

20. The electronic device defined in claim 19, wherein the second segment of the slot element extends between an end of the first segment and an end of the second segment and the conductive structure defines portions of the first and third segments of the slot element.