Antenna Apparatus and a Method

• US 20140232608A1
• Filed: 09/26/2011
• Published: 08/21/2014
• Est. Priority Date: 09/26/2011
• Status: Abandoned Application

• Current Assignee: Nokia Technologies Oy (Nokia Corporation)
• Original Assignee: Nokia Corporation
• Inventors: Zhao, Anping
• Application Number:
  US14/347,309
• Publication Number:
  US 20140232608A1
• Time in Patent Office: Days
• US Class Current: 343/866
• CPC Class Codes: H01Q 1/243 with built-in antennas
• CPC Class Codes: H01Q 1/38 formed by a conductive layer on an insulating support patch antennas H01Q9/0407; microstrip dipole antennas H01Q9/065; microstrip slot antennas H01Q13/106; transmission line microstrip antennas H01Q13/206; manufacturing reflecting surfaces using insulating material for supporting the reflecting surface H01Q15/142
• CPC Class Codes: H01Q 5/40 Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
• CPC Class Codes: H01Q 7/00 Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
• CPC Class Codes: H01Q 9/40 Element having extended radiating surface
• CPC Class Codes: H01Q 9/42 with folded element, the folded parts being spaced apart a small fraction of the operating wavelength
• CPC Class Codes: Y10T 29/49016 Antenna or wave energy "plumbing" making

Abstract

An apparatus including: a central portion extending at least in a first direction on an upper surface of a dielectric substrate; a first lateral portion and a second lateral portion extending at least in a second direction, orthogonal to the first direction, on one or more side surfaces of the dielectric substrate to the upper surface of the dielectric substrate wherein the central portion provides a first conductive path between the first lateral portion and the second lateral portion; a second conductive path between the first lateral portion and the second lateral portion; and a monopole antenna element extending in the second direction.

Claims

1. An apparatus comprising:

a central portion extending at least in a first direction on an upper surface of a dielectric substrate;

a first lateral portion and a second lateral portion extending at least in a second direction, orthogonal to the first direction, on one or more side surfaces of the dielectric substrate to the upper surface of the dielectric substrate;

wherein the central portion provides a first conductive path between the first lateral portion and the second lateral portion;

a second conductive path between the first lateral portion and the second lateral portion; and

a monopole antenna element extending in the second direction,

wherein the combination of the first conductive path and the second conductive path is configured to have a first resonance and wherein the monopole antenna element is configured to have a second resonance adjacent the first resonance, wherein the first resonance and the second resonance form a combined resonance for the apparatus.

3. An apparatus as claimed in claim 1, wherein the dielectric substrate has a depth in a third direction orthogonal to the first direction and the second direction, a width in the first direction and a height in the second direction wherein the depth is less than the width and less than the height.

5. An apparatus as claimed in claim 1, wherein the dielectric substrate is at least one of ceramic, and plastic, and a combination of ceramic and plastic.

7. An apparatus as claimed in claim 1, wherein the combined resonance is characterized by an operational bandwidth having less than 10 dB return loss between at 7.2 and 8.5 GHz.

8. An apparatus as claimed in claim 1, wherein an electrical length of the combination of the first conductive path and the second conductive path is controlled to control characteristics of the combined resonance.

9. An apparatus as claimed in claim 1, wherein an electrical length of the combination of the first conductive path and the second conductive path is controlled to control a first resonant frequency and/or a first operational bandwidth of the first resonance.

10. An apparatus as claimed in claim 1, wherein an electrical length of the monopole antenna element is controlled to control characteristics of the combined resonance.

11. An apparatus as claimed in claim 1, wherein an electrical length of the monopole antenna element is controlled to control a second resonant frequency and/or a second operational bandwidth of the second resonance.

12. An apparatus as claimed in claim 1, wherein the first lateral element and the second lateral element extend in the second direction to a first height and have a first width wherein the first width is controlled to control characteristics of the first resonance and the second resonance.

13. An apparatus as claimed in claim 12, wherein increasing the first width increases a resonant frequency of the first resonance, increases an operational bandwidth of the first resonance, decreases a resonant frequency of the second resonance and decreases an operational bandwidth of the second resonance.

14. An apparatus as claimed in claim 1, wherein the central portion has a central portion width wherein the central portion width is controlled to control characteristics of the first resonance.

15. An apparatus as claimed in claim 14, wherein increasing the central portion width decreases a resonant frequency of the first resonance and increases an operational bandwidth of the first resonance.

16. An apparatus as claimed in claim 1, wherein the monopole antenna element extends in the second direction to a second height and wherein the second height is controlled to control characteristics of the first and/or second resonances.

17. An apparatus as claimed in claim 16, wherein increasing the second height increases an operational bandwidth of the first resonance and decreases a resonant frequency of the second resonance and decreases an operational bandwidth of the second resonance.

22. An apparatus as claimed in claim 1 configured to operate as an ultra wide-band transmitter and/or receiver without lumped reactive components.

23. A user apparatus comprising the apparatus of claim 1.

36. An apparatus as claimed in claim 1, wherein the central portion provides a third conductive path, different from the first conductive path and the second conductive path, between the first lateral portion and the second lateral portion.

37. An apparatus as claimed in claim 36, wherein the first conductive path and the third conductive path provided by the central portion form a closed loop.

2. (canceled)

4. (canceled)

6. (canceled)

18-21. -21. (canceled)

24. A method comprising:

providing

a central portion extending at least in a first direction on an upper surface of a dielectric substrate;

a first lateral portion and a second lateral portion extending at least in a second direction, orthogonal to the first direction, on one or more side surfaces of the dielectric substrate to the upper surface of the dielectric substrate;

wherein the central portion provides a first conductive path between the first lateral portion and the second lateral portion; and

a second conductive path between the first lateral portion and the second lateral portion; and

providing a monopole antenna element extending in the second direction,

wherein the combination of the first conductive path and the second conductive path is configured to have a first resonance and wherein the monopole antenna element is configured to have a second resonance adjacent the first resonance, wherein the first resonance and the second resonance form a combined resonance for the apparatus.

38. A method as claimed in claim 24, wherein the central portion provides a third conductive path, different from the first conductive path and the second conductive path, between the first lateral portion and the second lateral portion.

25-35. -35. (canceled)