Claims
- 1. An antenna assembly for use in a wireless communications device having a ground plane and a signal port, the antenna assembly comprising:
a matching network having a plurality of separate conductive sections, including a first conductive section defining a feed point connected to the signal port, and a second conductive section connected to the ground plane; an open-ended dual frequency conductive resonator element having a first region sized to effectively resonate over a first predetermined frequency band and a second region sized to effectively resonate over a second predetermined frequency band, said resonator element being disposed a predetermined distance away from the ground plane, and a plurality of conductive connection elements, including at least a first connection element connected between the matching network and the resonator element, and a second connection element connected between the resonator element and the ground plane.
- 2. An antenna according to claim 1, wherein the conductive matching network and resonator element are generally planar.
- 3. An antenna according to claim 1, wherein the conductive matching network includes a plurality of generally elongated finger portions.
- 4. An antenna according to claim 1, wherein the resonator element is disposed upon a surface of a dielectric substrate element.
- 5. An antenna according to claim 4, wherein the resonator element is a conductive plating disposed upon the surface of the dielectric substrate element.
- 6. An antenna according to claim 1, further comprising:
a capacitive tuning element coupled between the resonator element and the ground plane.
- 7. An antenna according to claim 1, further comprising:
a conductive skirt element coupled to the resonator element and extending toward the ground plane.
- 8. An antenna according to claim 1, wherein the first region is sized to effectively resonate over the 880-960 MHz frequency band and a second region is sized to effectively resonate over the 1710-1880 MHz frequency band.
- 9. An antenna according to claim 1, wherein the resonator element includes a conductive trace element having a pair of generally opposed ends and an interior region.
- 10. An antenna assembly for use in a wireless communications device, the antenna assembly comprising:
a conductive ground plane defined upon a surface of a first dielectric board element; a matching network defined upon a surface of the first dielectric board element, said matching network having a plurality of separate conductive sections including a first conductive section defining a feed point connected to the signal port, and a second conductive section connecting to the ground plane; an open-ended dual frequency conductive resonator element defined upon a surface of a second dielectric board element, said resonator element having a first region sized to effectively resonate over a first predetermined frequency band and a second region sized to effectively resonate over a second predetermined frequency band, said resonator element being disposed a predetermined distance away from the ground plane, and a plurality of conductive connection elements, including at least a first conductive connection element connected between the matching network and the resonator element, and a second conductive connection element connected between the resonator element and the ground plane.
- 11. An antenna according to claim 10, wherein the conductive matching network includes a plurality of generally elongated finger portions.
- 12. An antenna according to claim 10, wherein the resonator element is a conductive plating disposed upon the surface of the first dielectric board element.
- 13. An antenna according to claim 10, further comprising:
a capacitive tuning element coupled between the resonator element and the ground plane.
- 14. An antenna according to claim 10, further comprising:
a conductive skirt element coupled to the resonator element and extending toward the ground plane.
- 15. An antenna according to claim 10, wherein the first region is sized to effectively resonate over the 880-960 MHz frequency band and a second region is sized to effectively resonate over the 1710-1880 MHz frequency band.
- 16. An antenna according to claim 10, wherein the resonator element includes a conductive trace element having a pair of generally opposed ends and an interior region.
- 17. An antenna assembly for use in a wireless communications device, the antenna assembly comprising:
a dielectric board element having a plurality of electronic components disposed thereupon; a ground plane disposed upon the dielectric board element; a conductive matching network disposed upon a surface of the dielectric board element, said matching network having a plurality of separate conductive sections including a first conductive section defining a feed point connected to the signal port, a second conductive section connecting to the ground plane, and a conductive third section; an open-ended dual frequency conductive resonator element disposed upon a surface of a second dielectric board element, said resonator element having a first region sized to effectively resonate over a first predetermined frequency band and a second region sized to effectively resonate over a second predetermined frequency band, said resonator element being disposed a predetermined distance away from the ground plane, and a plurality of conductive connection elements, including at least a first conductive connection element connected between the matching network and the dual frequency conductive element, and a second conductive connection element connected between the dual frequency conductive element and the ground plane.
- 18. An antenna according to claim 17, wherein the conductive matching network includes a plurality of generally elongated finger portions.
- 19. An antenna according to claim 17, wherein the resonator element is a conductive plating disposed upon the surface of the second dielectric board element.
- 20. An antenna according to claim 17, further comprising:
a capacitive tuning element coupled between the resonator element and the ground plane.
- 21. An antenna according to claim 17, further comprising:
a conductive skirt element coupled to the resonator element and extending toward the ground plane.
- 22. An antenna according to claim 17, wherein the first region is sized to effectively resonate over the 880-960 MHz frequency band and a second region is sized to effectively resonate over the 1710-1880 MHz frequency band.
- 23. An antenna according to claim 17, wherein the resonator element includes a conductive trace element having a pair of generally opposed ends and an interior region.
RELATED APPLICATION
[0001] This application claims the benefit of priority pursuant to 35 USC §119(e)(1) from the provisional patent application filed pursuant to 35 USC §111(b): as Ser. No. 60/197,298 on Apr. 14, 2000.
Provisional Applications (1)
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Number |
Date |
Country |
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60197298 |
Apr 2000 |
US |