IP Library Granted Patent US 9,123,995
Granted Patent B2
US 9,123,995 · App. 13/615,121 · Granted Sep 1, 2015

Dielectric antenna and method of discretely emitting radiation pattern using same

Inventors: Kwok Wa Leung (Shatin, HK); Xiaosheng Fang (Kowloon, HK); Eng Hock Lim (Kapar, MY)
Assignee: CITY UNIVERSITY OF HONG KONG
H01Q1/36H01Q1/44H01Q9/0485
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Quick Facts
Patent No.
US 9,123,995
App. No.
13/615,121
Granted
Sep 1, 2015
Kind
B2
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 (58)

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.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 13, 2012
From: LEUNG, KWOK WA; FANG, XIAOSHENG; LIM, ENG HOCK
To: CITY UNIVERSITY OF HONG KONG
Reel/Frame 028958/0487 →
Continuity (2)
Provisional Application 61607534 · Mar 6, 2012
Related Publication 20130234898A1 · Sep 12, 2013