Terminal antenna structure and terminal

Patent metadata

Field	Value
Publication number	US-9722307-B2
Application number	US-201414529494-A
Country	US
Kind code	B2
Filing date	Oct 31, 2014
Priority date	Jan 26, 2014
Publication date	Aug 1, 2017
Grant date	Aug 1, 2017

Abstract

A terminal antenna structure, the antenna structure includes: a dielectric plate, a metal plate, a coplanar waveguide (CPW) feeding strip, and a feeding point, where the metal plate covers a dielectric plate; the CPW feeding strip and the feeding point are disposed on the dielectric plate; the feeding point is disposed at one end of the feeding strip, and the feeding point is connected to the metal plate to implement feed connection between the CPW feeding strip and the metal plate; a hole is opened on the metal plate, and the hole includes a first part and a second part on one side of the first part close to the center of the metal plate or on two sides of the first part.

First claim

What is claimed is:

1. A terminal antenna structure, comprising:
a dielectric plate;
a metal plate;
a coplanar waveguide (CPW) feeding strip; and
a feeding point,
wherein the metal plate is disposed on the dielectric plate,
wherein the CPW feeding strip and the feeding point are disposed on the dielectric plate,
wherein one end of the feeding point is connected to one end of the CPW feeding strip, and the other end of the feeding point is connected to the metal plate to implement feed connection between the CPW feeding strip and the metal plate,
wherein the feeding point is located at an outer edge of the dielectric plate,
wherein a hole is opened on the metal plate,
wherein the hole is disposed at a position on the metal plate that corresponds to the CPW feeding strip and the feeding point, and
wherein one or more additional holes are opened on the metal plate,
wherein the one or more additional holes extend along one or more sides of the hole,
wherein the one or more additional holes form one or more gaps in the metal plate, and
wherein the one or more gaps in the metal plate are located at an interior portion of the metal plate such that the one or more gaps do not touch an outer edge of the metal plate.

2. The terminal antenna structure according to claim 1 , wherein a size of the hole is greater than sizes of the CPW feeding strip and the feeding point.

3. The terminal antenna structure according to claim 2 , wherein the one or more gaps are of a polygon with M sides each, and wherein M is an integer not less than 3.

4. The terminal antenna structure according to claim 3 , wherein the dielectric plate has a long side and a short side, and wherein the CPW feeding strip is parallel to the long side of the dielectric plate.

5. The terminal antenna structure according to claim 3 , wherein the dielectric plate has a long side and a short side, and wherein the CPW feeding strip is perpendicular to the long side of the dielectric plate.

6. The terminal antenna structure according to claim 3 , wherein the dielectric plate has a long side and a short side, and wherein an angle less than ninety degrees is set between the CPW feeding strip and the long side of the dielectric plate.

7. The terminal antenna structure according to claim 1 , wherein the one or more gaps are of a polygon with M sides each, and wherein M is an integer not less than 3.

8. The terminal antenna structure according to claim 1 , wherein the dielectric plate has a long side and a short side, and wherein the CPW feeding strip is parallel to the long side of the dielectric plate.

9. The terminal antenna structure according to claim 1 , wherein the dielectric plate has a long side and a short side, and wherein the CPW feeding strip is perpendicular to the long side of the dielectric plate.

10. The terminal antenna structure according to claim 1 , wherein the dielectric plate has a long side and a short side, and wherein an angle less than ninety degrees is set between the CPW feeding strip and the long side.

11. The terminal antenna structure according to claim 1 , wherein the CPW feeding strip is in a straight line shape, a T shape, an L shape, an F shape, a U shape, or an E shape.

12. The terminal antenna structure according to claim 1 , wherein the CPW feeding strip is in a straight line shape.

13. A terminal, comprising:
a housing; and
an antenna structure,
wherein the antenna structure is fastened in the housing,
wherein the antenna structure comprises a dielectric plate, a metal plate, a coplanar waveguide (CPW) feeding strip, and a feeding point,
wherein the metal plate is disposed on the dielectric plate,
wherein the CPW feeding strip and the feeding point are disposed on the dielectric plate,
wherein one end of the feeding point is connected to one end of the CPW feeding strip, and the other end of the feeding point is connected to the metal plate to implement feed connection between the CPW feeding strip and the metal plate,
wherein the feeding point is located at an outer edge of the dielectric plate,
wherein a hole is opened on the metal plate,
wherein the hole is disposed at a position on the metal plate that corresponds to the CPW feeding strip and the feeding point,
wherein one or more additional holes are opened on the metal plate,
wherein the one or more additional holes extend along one or more sides of the hole,
wherein the one or more additional holes form one or more gaps in the metal plate, and
wherein the one or more gaps in the metal plate are located at an interior portion of the metal plate such that the one or more gaps do not touch an outer edge of the metal plate.

14. The terminal according to claim 13 , wherein a size of the hole is greater than sizes of the CPW feeding strip and the feeding point.

15. The terminal according to claim 13 , wherein the CPW feeding strip is in a straight line shape, a T shape, an L shape, an F shape, a U shape, or an E shape.

16. The terminal according to claim 13 , wherein the one or more gaps are of a polygon with M sides each, and wherein M is an integer not less than 3.

17. The terminal according to claim 13 , wherein the dielectric plate has a long side and a short side, and wherein the CPW feeding strip is parallel to the long side of the dielectric plate.

18. The terminal according to claim 13 , wherein the dielectric plate has a long side and a short side, and wherein the CPW feeding strip is perpendicular to the long side of the dielectric plate.

19. The terminal according to claim 13 , wherein the dielectric plate has a long side and a short side, and wherein an angle less than ninety degrees is set between the CPW feeding strip and the long side.

20. The terminal according to claim 13 , wherein the CPW feeding strip is in a straight line shape.

Assignees

• Huawei Device Co Ltd

Inventors

• Jiang Lintao
• Fan Yi
• Lan Yao
• Qi Jie

Classifications

• H01P1/00 Primary

  Auxiliary devices (coupling devices of the waveguide type H01P5/00) · CPC title

• H01Q1/50 Primary

  Structural association of antennas with earthing switches, lead-in devices or lightning protectors · CPC title