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US 10,707,579 B2Granted
Apparatus and methods for wireless communication
AssigneeNokia Technologies Oy
InventorJoonas Krogerus
Life of this patent
Estimating the term…
Abstract
An apparatus comprising: a first conductive antenna track, extending between a first end and a second end and defining a loop shape, the first conductive antenna track comprising a first feed point adjacent to the first end and configured to couple to radio frequency circuitry; and a second conductive antenna track coupled to the first conductive antenna track at a first location in proximity to the first feed point, and at a second location between the first end and the second end of the first conductive antenna track, to form a first closed loop configured to resonate in a first operational frequency band.
Claims17
An apparatus comprising:
- a first conductive antenna track, extending between a first end and a second end and defining a loop shape, the first conductive antenna track comprising a first feed point adjacent to the first end and configured to couple to a radio frequency circuitry, wherein the first conductive antenna track further comprises a second feed point adjacent to the second end and configured to couple to the radio frequency circuitry, wherein the first conductive antenna track further comprises a third feed point adjacent to the second end and configured to couple to the radio frequency circuity, wherein the first conductive antenna track further comprises a ground point adjacent to the first end, and wherein the first conductive antenna track is configured to form a loop antenna between the third feed point and the ground point and to resonate in a third operational frequency band;
- a second conductive antenna track coupled to the first conductive antenna track at a first location in proximity to the first feed point, and at a second location between the first end and the second end of the first conductive antenna track, to form a first closed loop configured to resonate in a first operational frequency band;
- and
- a third conductive antenna track coupled to the first conductive antenna track at a third location in proximity to the second feed point, and at a fourth location between the first end and the second end of the first conductive antenna track, to form a second closed loop configured to resonate in a second operational frequency band,
- wherein at least one of the first conductive antenna track comprises a curved non-planar portion between the first end and the second end or the second conductive antenna track comprises a curved non-planar portion between the first and second locations or the third conductive antenna track comprises a curved non-planar portion between the third and fourth locations, and
- wherein the curved non-planar portion of at least one of the first conductive antenna track, the second conductive antenna track or the third conductive antenna track is configured to form at least a part of a metallic cover of the apparatus.
3 more elements
An electronic communication device comprising:
- a first conductive antenna track, extending between a first end and a second end and defining a loop shape, the first conductive antenna track comprising a first feed point adjacent to the first end and configured to couple to a radio frequency circuitry, wherein the first conductive antenna track further comprises a second feed point adjacent to the second end and configured to couple to the radio frequency circuitry, wherein the first conductive antenna track further comprises a third feed point adjacent to the second end and configured to couple to the radio frequency circuity, wherein the first conductive antenna track further comprises a ground point adjacent to the first end, and wherein the first conductive antenna track is configured to form a loop antenna between the third feed point and the ground point and to resonate in a third operational frequency band;
- a second conductive antenna track coupled to the first conductive antenna track at a first location in proximity to the first feed point, and at a second location between the first end and the second end of the first conductive antenna track, to form a first closed loop configured to resonate in a first operational frequency band;
- and
- a third conductive antenna track coupled to the first conductive antenna track at a third location in proximity to the second feed point, and at a fourth location between the first end and the second end of the first conductive antenna track, to form a second closed loop configured to resonate in a second operational frequency band,
- wherein at least one of the first conductive antenna track comprises a curved non-planar portion between the first end and the second end or the second conductive antenna track comprises a curved non-planar portion between the first and second locations or the third conductive antenna track comprises a curved non-planar portion between the third and fourth locations, and
- wherein the curved non-planar portion of at least one of the first conductive antenna track, the second conductive antenna track or the third conductive antenna track is configured to form at least a part of a metallic cover of the electronic communication device.
3 more elements
A method comprising:
- providing a first conductive antenna track, extending between a first end and a second end and defining a loop shape, and comprising a first feed point located adjacent to the first end and configured to couple to a radio frequency circuitry, wherein the first conductive antenna track further comprises a second feed point located adjacent to the second end and configured to couple to the radio frequency circuitry, wherein the first conductive antenna track further comprises a third feed point adjacent to the second end and configured to couple to the radio frequency circuity, wherein the first conductive antenna track further comprises a ground point adjacent to the first end, and wherein the first conductive antenna track is configured to form a loop antenna between the third feed point and the ground point and to resonate in a third operational frequency band;
- and
- providing a second conductive antenna track coupled to the first conductive antenna track at a first location in proximity to the first feed point, and at a second location between the first end and the second end of the first conductive antenna track, to form a first closed loop configured to resonate in a first operational frequency band;
- and
- providing a third conductive antenna track coupled to the first conductive antenna track at a third location in proximity to the second feed point, and at a fourth location between the first end and the second end of the first conductive antenna track, to form a second closed loop configured to resonate in a second operational frequency band,
- wherein at least one of the first conductive antenna track comprises a curved non-planar portion between the first end and the second end or the second conductive antenna track comprises a curved non-planar portion between the first and second locations or the third conductive antenna track comprises a curved non-planar portion between the third and fourth locations, and
- wherein the curved non-planar portion of at least one of the first conductive antenna track, the second conductive antenna track or the third conductive antenna track is configured to form at least a part of a metallic cover of an electronic communication device.
4 more elements
Dependencies are inferred from the claim text.