Dielectric antenna and method of discretely emitting radiation pattern using same

• US 9,123,995 B2
• Filed: 09/13/2012
• Issued: 09/01/2015
• Est. Priority Date: 03/06/2012
• Status: Active Grant

• Current Assignee: City University of Hong Kong
• Original Assignee: City University of Hong Kong
• Inventors: Leung, Kwok Wa, Lim, Eng Hock, Fang, Xiaosheng
• Primary Examiner(s): Purvis, Sue A
• Assistant Examiner(s): PATEL, AMAL A
• Application Number:
  US13/615,121
• Publication Number:
  US 20130234898A1
• Time in Patent Office: 1,083 Days
• Field of Search: 343/700.R
• US Class Current: 1/1
• CPC Class Codes: H01Q 1/36 Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewithH01Q1/08, H01Q1/14 take precedence
• CPC Class Codes: H01Q 1/44 using equipment having another main function to serve additionally as an antenna , e.g. means for giving an antenna an aesthetic aspectH01Q1/27 - H01Q1/34 take precedence
• CPC Class Codes: H01Q 9/0485 Dielectric resonator antennas

Abstract

An aesthetic dielectric antenna (e.g., a dielectric resonator antenna) includes an aesthetically shaped decoration having at least one shaped dielectric (swan, apple or building shape) with a dielectric constant of more than one. A waveguide, feedline, probe or other means of excitation is electronically coupled to the dielectric to emit a radiation pattern for carrying analog or digital information.

Claims

1. A dielectric antenna, comprising:

at least one swan-shaped dielectric having a dielectric constant of more than 1;

a substrate on which the at least one swan-shaped dielectric is situated; and

means electronically coupled via the substrate to the at least one swan-shaped dielectric for exciting the dielectric to emit a radiation pattern for carrying information, wherein each of the at least one swan-shaped dielectric is a three-dimensional aesthetically decorative shaped sculpture or artwork;

wherein the at least one swan-shaped dielectric comprises a stationary swan having a head, a beak, an S-shaped neck, a pair of wings, a body and a tail, wherein an overall height of the swan-shaped dielectric is approximately equal to an overall length thereof from a tip of the beak to a tip of the tail, wherein a length from an outermost point of a base of the neck to the tip of the tail comprises approximately 86.5% to approximately 88.5% of the overall height and overall length, wherein a height from a tip of the wings to a bottom surface of the body comprises approximately 77.4% to about 79.2% of the overall height and overall length, wherein a height from a top of the head to a top the neck comprises approximately 2.2% to about 2.3% of the overall height and overall length, wherein a height from the tip of the beak the top of the head comprises approximately 20.3% to about 20.8% of the overall height and overall length, wherein a height from the bottom surface of the body to the tip of the tail comprises approximately 24.8% to about 25.4% of the overall height and overall length, wherein a width of the head comprises approximately 9.8% to about 10% of the overall height and overall length, Wherein a width from wing tip to wing tip comprises approximately 42.9% to about 43.8% of the overall height and overall length, wherein a width from an inner surface of one wing to an inner surface of the other wing comprises approximately 32.3% to about 33.1% of the overall height and overall length, wherein a width of the base of the neck comprises approximately 9.8% to about 10% of the overall height and overall length, wherein a width of the bottom surface of the body comprises approximately 25.6% to about 26.2% of the overall height and overall length, wherein a width of each wing comprises approximately 7.5% to about 7.7% of the overall height and overall length, wherein a width of the body comprises approximately 38.3% to about 39.2% of the overall height and overall length, and wherein when excited the swan-shaped dielectric resonates at about 1.83 GHz and in a frequency band of about 1.57 GHz to about 2.16 GHz.

2. The dielectric antenna of claim 1, wherein the at least one swan-shaped dielectric comprises a solid dielectric.

3. The dielectric antenna of claim 1, wherein the means for exciting comprises a feedline on the substrate.

4. The dielectric antenna of claim 3, wherein the substrate comprises a slot for exciting the at least one shaped dielectric.

5. The dielectric antenna of claim 1, wherein the means for exciting comprises at least one of a probe feed, and slot coupling with a microstripline or coaxial feedline, direct microstrip feedline, coplanar feed, soldered-through probe, slotline, stripline, conformal strip, dielectric image guide, metallic or substrate-integrated waveguides.

6. The dielectric antenna of claim 1, wherein the radiation pattern comprises an omnidirectional radiation pattern.

7. The dielectric antenna of claim 1, wherein the radiation pattern comprises a broadside radiation pattern.

8. The dielectric antenna of claim 1, wherein the dielectric antenna comprises a dielectric resonator antenna.

9. The dielectric antenna of claim 1, wherein the at least one swan-shaped dielectric comprises glass.

10. The dielectric antenna of claim 1, wherein the at least one swan-shaped dielectric comprises crystal.

11. The dielectric antenna of claim 1, wherein the at least one swan-shaped dielectric comprises ceramic.

12. The dielectric antenna of claim 1, wherein the at least one swans gaped dielectric comprises porcelain.

13. A method of discretely emitting a radiation pattern capable of carrying information, the method comprising:

providing a dielectric antenna comprising;

at least one swan-shaped dielectric having a dielectric constant of more than 1;

a substrate on which the at least one swan-shaped dielectric is situated; and

means electronically coupled via the substrate to the at least one swan-shaped dielectric for exciting the dielectric to emit a radiation pattern for carrying information, wherein each of the at least one swan-shaped dielectric is a three-dimensional aesthetically decorative shaped sculpture or artwork; and

exciting the at least one swan-shaped dielectric with the exciting means to emit a radiation pattern capable of carrying information;

wherein the at least one swan-shaped dielectric comprises a stationary swan having a head, a beak, an S-shaped neck, a pair of wings, a body and a tail, wherein an overall height of the swan-shaped dielectric is approximately equal to an overall length thereof from a tip of the beak to a tip of the tail, wherein a length from an outermost point of a base of the neck to the tip of the tail comprises approximately 86.5% to approximately 88.5% of the overall height and overall length, wherein a height from a tip of the wings to a bottom surface of the body comprises approximately 77.4% to about 79.2% of the overall height and overall length, wherein a height from a top of the head to a top of the neck comprises approximately 2.2% to about 2.3% of the overall height and overall length, wherein a height from the tip of the beak the top of the head comprises approximately 20.3% to about 20.8% of the overall height and overall length, wherein a height from the bottom surface of the body to the tip of the tail comprises approximately 24.8% to about 25.4% of the overall height and overall length, wherein a width of the head comprises approximately 9.8% to about 10% of the overall height and overall length, wherein a width from wing tip to wind tip comprises approximately 42.9% to about 43.8% of the overall height and overall length, wherein a width from an inner surface of one wing to an inner surface of the other wino comprises approximately 32.3% to about 33.1% of the overall height and overall length, wherein a width of the base of the neck comprises approximately 9.8% to about 10% of the overall height and overall length, wherein a width of the bottom surface of the body comprises approximately 25.6% to about 26.2% of the overall height and overall length, wherein a width of each wing comprises approximately 7.5% to about 7.7% of the overall height and overall length, wherein a width of the body comprises approximately 38.3% to about 39.2% of the overall height and overall length, and wherein when excited the swan-shaped dielectric resonates at about 1.83 GHz and in a frequency band of about 1.57 GHz to about 2.16 GHz.

14. The method of claim 13, wherein the at least one swan-shaped dielectric comprises a solid dielectric.

15. The method of claim 13, wherein the means for exciting comprises a feedline on the substrate.

16. The method of claim 15, wherein the substrate comprises a slot for exciting the at least one shaped dielectric, and wherein the feedline is situated within the slot.

17. The method of claim 13, wherein the means for exciting comprises at least one of a probe feed, and slot coupling with a microstripline or coaxial feedline, direct microstrip feedline, coplanar feed, soldered-through probe, slotline, stripline, conformal strip, dielectric image guide, metallic or substrate-integrated waveguides.

18. The method of claim 13, wherein the radiation pattern comprises an omnidirectional radiation pattern.

19. The method of claim 13, wherein the radiation pattern comprises a broadside radiation pattern.

20. The method of claim 13, wherein the dielectric antenna comprises a dielectric resonator antenna.

21. The method of claim 13, wherein the at least one swan-shaped dielectric comprises glass.

22. The method of claim 13, wherein the at least one swan-shaped dielectric comprises crystal.

23. The method of claim 13, wherein the at least one swan-shaped dielectric comprises ceramic.

24. The method of claim 13, wherein the at least one swan-shaped dielectric comprises porcelain.

25. A dielectric antenna, comprising:

at least one apple-shaped dielectric having a dielectric constant of more than 1;

a substrate on which the at least one apple-shaped dielectric is situated; and

means electronically coupled via the substrate to the at least one apple-shaped dielectric for exciting the dielectric to emit a radiation pattern for carrying information, wherein each of the at least one apple-shaped dielectric is a three-dimensional aesthetically decorative shaped sculpture or artwork;

wherein the at least one apple-shaped dielectric comprises a body and a stem, the body increasing in width from a bottom surface to a widest width approximately two-thirds up the body, the width decreasing to a bottom of the stem, wherein a height of the body comprises approximately 65.3% of the widest width, wherein a height of the stem comprises approximately 26.7% of the widest width, wherein a width of the stem comprises approximately 14.7% of the widest width, wherein when excited, the apple-shaped dielectric resonates at about 2.25 GHz and in a frequency band about 2.08 GHz to about 2.38 GHz.

26. A method of discretely emitting a radiation pattern capable of carrying information, the method comprising:

providing a dielectric antenna comprising;

at least one apple-shaped dielectric having a dielectric constant of more than 1;

a substrate on which the at least one apple-shaped dielectric is situated; and

means electronically coupled via the substrate to the at least one apple-shaped dielectric for exciting the dielectric to emit a radiation pattern for carrying information, wherein each of the at least one apple-shaped dielectric is a three-dimensional aesthetically decorative shaped sculpture or artwork; and

exciting the at least one apple-shaped dielectric with the exciting means to emit a radiation pattern capable of carrying information;

wherein the at least one apple-shaped dielectric comprises a body and a stem, the body increasing in width from a bottom surface to a widest width approximately two-thirds up the body, the width decreasing to a bottom of the stem, wherein a height of the body comprises approximately 65.3% of the widest width, wherein a height of the stem comprises approximately 26.7% of the widest width, wherein a width of the stem comprises approximately 14.7% of the widest width, wherein when excited, the apple-shaped dielectric resonates at about 2.25 GHz and in a frequency band about 2.08 GHz to about 2.38 GHz.

27. A dielectric antenna, comprising:

at least one building-shaped dielectric having a dielectric constant of more than 1;

a substrate on which the at least one building-shaped dielectric is situated; and

means electronically coupled via the substrate to the at least one building-shaped dielectric for exciting the dielectric to emit a radiation pattern for carrying information, wherein each of the at least one building-shaped dielectric is a three-dimensional aesthetically decorative shaped sculpture or artwork;

wherein the at least one building-shaped dielectric comprises a tip portion, a top tapered portion under the tip portion, an upper square portion under the top tapered portion, a cylindrical portion under the upper square portion, a lower square portion under the cylindrical portion and a tapered base portion under the lower square portion, wherein a height of the tip portion comprises approximately 24.7% of a height of the building-shaped dielectric, wherein a height of the top tapered portion comprises approximately 12.9% of the height of the building-shaped dielectric, wherein a width of the upper square portion comprises approximately 15.1% of the height of the building-shaped dielectric, wherein a height of the upper square portion comprises approximately 15.1% of the height of the building-shaped dielectric, wherein a width of the cylindrical portion comprises approximately 9.7% of the height of the building-shaped dielectric, wherein a height of the cylindrical portion comprises approximately 26.9% of the height of the building-shaped dielectric, wherein a width of the lower square portion comprises approximately 15.1% of the height of the building-shaped dielectric, wherein a height of the lower square portion comprises approximately 15.1% of the height of the building-shaped dielectric, wherein a width of the bottom surface of the tapered base portion comprises approximately 22.6% of the height of the building-shaped dielectric, and wherein a height of the tapered base portion comprises approximately 5.4% of the height of the building-shaped dielectric.

28. A method of discretely emitting a radiation pattern capable of carrying information, the method comprising:

providing a dielectric antenna comprising;

at least one building-shaped dielectric having a dielectric constant of more than 1;

a substrate on which the at least one building-shaped dielectric is situated; and

means electronically coupled via the substrate to the at least one building-shaped dielectric for exciting the dielectric to emit a radiation pattern for carrying information, wherein each of the at least one building-shaped dielectric is a three-dimensional aesthetically decorative shaped sculpture or artwork; and

exciting the at least one building-shaped dielectric with the exciting means to emit a radiation pattern capable of carrying information;

wherein the at least one building-shaped dielectric comprises a tip portion, a top tapered portion under the tip portion, an upper square portion under the top tapered portion, a cylindrical portion under the upper square portion, a lower square portion under the cylindrical portion and a tapered base portion under the lower square portion, wherein a height of the tip portion comprises approximately 24.7% of a height of the building-shaped dielectric, wherein a height of the top tapered portion comprises approximately 12.9% of the height of the building-shaped dielectric, wherein a width of the upper square portion comprises approximately 15.1% of the height of the building-shaped dielectric, wherein a height of the upper square portion comprises approximately 15.1% of the height of the building-shaped dielectric, wherein a width of the cylindrical portion comprises approximately 9.7% of the height of the building-shaped dielectric, wherein a height of the cylindrical portion comprises approximately 26.9% of the height of the building-shaped dielectric, wherein a width of the lower square portion comprises approximately 15.1% of the height of the building-shaped dielectric, wherein a height of the lower square portion comprises approximately 15.1% of the height of the building-shaped dielectric, wherein a width of the bottom surface of the tapered base portion comprises approximately 22.6% of the height of the building-shaped dielectric, and wherein a height of the tapered base portion comprises approximately 5.4% of the height of the building-shaped dielectric.