Molded packaged antenna

Patent metadata

Field	Value
Publication number	US-11271296-B2
Application number	US-201816181627-A
Country	US
Kind code	B2
Filing date	Nov 6, 2018
Priority date	Nov 10, 2017
Publication date	Mar 8, 2022
Grant date	Mar 8, 2022

Abstract

An antenna includes a metal member having a surface that includes a slot. The metal member includes a plurality of legs orthogonal to the surface of the metal member. The plurality of legs are configured to be attached to a circuit board. A first dielectric material is in the slot.

First claim

What is claimed is:

1. An antenna, comprising:
a metal member having a surface that has a slot, the metal member including legs extending from edges of the surface of the metal member, the legs orthogonal to the surface, wherein the legs are configured to be attached to a circuit board; and
a dielectric material in the slot.

2. The antenna of claim 1 , wherein:
the metal member has a thickness in a direction perpendicular to a plane defined by the surface, the dielectric material has a thickness in the direction perpendicular to the plane defined by the surface, and the thickness of the dielectric material is greater than the thickness of the metal member; and
the surface has a width, the dielectric material has a width, and the width of the dielectric material is smaller than the width of the surface.

3. The antenna of claim 1 , wherein:
the metal member has a thickness in a direction perpendicular to a plane defined by the surface, the dielectric material has a thickness in the direction perpendicular to the plane defined by the surface, and the thickness of the dielectric material is greater than the thickness of the metal member; and
the surface has a width, the dielectric material has a width, and the width of the dielectric material is greater than the width of the surface.

4. The antenna of claim 1 , wherein:
the surface is rectangular with a length and a width;
the dielectric material has a width; and
the width of the first dielectric material is smaller than the width of the surface.

5. The antenna of claim 1 , wherein:
the dielectric material has a first surface and a second surface opposite the first surface;
the surface of the metal member is between the first and second surfaces of the dielectric material; and
the first and second surfaces of the dielectric material are planar.

6. The antenna of claim 1 , wherein:
the dielectric material has a first surface and a second surface opposite the first surface;
the surface of the metal member is between the first and second surfaces of the dielectric material; and
the first surface is planar and the second surface is not planar.

7. The antenna of claim 1 , wherein the dielectric material includes a portion that extends orthogonal to a plane defined by the surface of the metal member.

8. The antenna of claim 1 , wherein the dielectric material is a first dielectric material, and the antenna further comprising a second dielectric material that extends orthogonal to a plane defined by the surface of the metal member, the first and second dielectric materials are different dielectric material.

9. The antenna of claim 1 , wherein the dielectric material is a first dielectric material, and the antenna further comprising a second dielectric material that extends orthogonal to a plane defined by the surface of the metal member, the first and second dielectric materials have different dielectric coefficients.

10. An apparatus, comprising:
a slot antenna including: a metal member having a first surface that has a slot, the metal member including legs extending from edges of the first surface of the metal member, the legs orthogonal to the first surface; and a dielectric material in the slot; and
a circuit board having a second surface and including an electric component attached to the second surface;
wherein the legs of the slot antenna are attached to the second surface, in which the slot antenna at least partially covers the electric component on the circuit board; and
wherein the dielectric of the slot antenna does not touch the circuit board.

11. The apparatus of claim 10 , wherein the metal member has a thickness in a direction perpendicular to a plane defined by the first surface, the dielectric material has a thickness in the direction perpendicular to the plane defined by the first surface, and the thickness of the dielectric material is greater than the thickness of the metal member.

12. The apparatus of claim 10 , wherein:
the first surface is rectangular with a length and a width;
the dielectric material has a width; and
the width of the first dielectric material is smaller than the width of the first surface.

13. The apparatus of claim 10 , wherein:
the dielectric material has a third surface and a fourth surface opposite the third surface;
the first surface of the metal member is between the third and fourth surfaces of the dielectric material; and
the third and fourth surfaces of the dielectric material are planar.

14. The apparatus of claim 10 , wherein:
the dielectric material has a third surface and a fourth surface opposite the third surface;
the first surface of the metal member is between the third and fourth surfaces of the first dielectric material; and
the third surface is planar and the fourth surface is not planar.

15. The apparatus of claim 10 , wherein the dielectric material includes a portion that extends orthogonal to a plane defined by the first surface of the metal member.

16. The apparatus of claim 10 , wherein the dielectric material is a first dielectric material, and the apparatus further comprising a second dielectric material that extends orthogonal to a plane defined by the first surface of the metal member, and the first and second dielectric materials are different dielectric material.

17. The apparatus of claim 10 , wherein the dielectric material is a first dielectric material, and the apparatus further comprising a second dielectric material that extends orthogonal to a plane defined by the first surface of the metal member, and the first and second dielectric material have different dielectric coefficients.

18. An antenna, comprising:
a metal member having a surface that has a slot, the metal member including legs extending from edges of the surface, the legs orthogonal to the surface, and ends of the legs are a first distance from the surface; and
a dielectric material having a first section on the surface of the metal member and one or more orthogonal sections including a first orthogonal section, the one or more orthogonal sections of the dielectric material each extend orthogonal to a plane defined by the surface of the metal member and each extend a respective distance from the surface that is less than the first distance, and the first orthogonal section extends into the slot.

19. The antenna of claim 18 , wherein:
the metal member has a thickness in a direction perpendicular to a plane defined by the surface, the dielectric material has a thickness in the direction perpendicular to the plane defined by the surface, and the thickness of the dielectric material is greater than the thickness of the metal member; and
the surface has a width, the dielectric material has a width, and the width of the dielectric material is smaller than the width of the surface.

20. The antenna of claim 18 , wherein:
the metal member has a thickness in a direction perpendicular to a plane defined by the surface, the dielectric material has a thickness in the direction perpendicular to the plane defined by the surface, and the thickness of the dielectric material is greater than the thickness of the metal member; and
the surface has a width, the dielectric material has a width, and the width of the dielectric material is greater than the width of the surface.

21. The antenna of claim 18 , wherein:
the surface is rectangular with a length and a width;
the dielectric material has a width; and
the width of the dielectric material is smaller than the width of the surfac

Assignees

• Texas Instruments Inc

Inventors

• Stiborek Leon
• Berd Alexey
• Revier Daniel Lee

Classifications

• H01Q1/38 Primary

  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 title

• H01Q13/16

  Folded slot antennas · CPC title

• H01Q9/0421

  with a shorting wall or a shorting pin at one end of the element (H01Q9/0414 takes precedence) · CPC title

• H01Q1/40

  Radiating elements coated with or embedded in protective material · CPC title

• H01Q1/24

  with receiving set · CPC title