Structural body, printed substrate, antenna, transmission line waveguide converter, array antenna, and electronic device

• US 9,350,078 B2
• Filed: 12/06/2010
• Issued: 05/24/2016
• Est. Priority Date: 12/04/2009
• Status: Active Grant

• Current Assignee: NEC Corporation
• Original Assignee: NEC Corporation
• Inventors: Ando, Noriaki, Toyao, Hiroshi
• Primary Examiner(s): DINH, TRINH VO
• Application Number:
  US13/513,827
• Publication Number:
  US 20120287000A1
• Time in Patent Office: 1,996 Days
• US Class Current: 1/1
• CPC Class Codes: H01L 2224/16227 the bump connector connecting to a bond pad of the item
• CPC Class Codes: H01Q 21/08 the units being spaced along or adjacent to a rectilinear path waveguide fed H01Q21/0037
• CPC Class Codes: H01Q 9/0407 Substantially flat resonant element parallel to ground plane, e.g. patch antenna dipole H01Q9/285; monopole H01Q9/40

Abstract

A structure of the present disclosure is provided with a first conductor element (11), a conductor pattern (19) facing the first conductor element (11). In the conductor pattern (19), a part opposed to the first conductor element (11) includes a line part (14) with an open end (141), an opening (13) partially surrounding the line part (14) and a second conductor element (12) surrounding the opening (13) and being continuous to the line part (14). The first conductor element (11) and the line part (14) make up a microstrip line (16).

Claims

1. A structure comprising:

at least one first conductor element;

a conductor pattern with at least one second conductor element facing the first conductor element; and

a first medium generating capacitance between the first conductor element and the second conductor element, wherein

the first conductor element and the conductor pattern face each other via the first medium,

the second conductor element includes a line part which has an open end and is connected only to the second conductor element and includes an opening partially surrounding the line part,

the line part is continuous to the second conductor element,

the opening is surrounded by the second conductor element,

the first conductor element and the line part make up a microstrip line, and

a conductive member for making the first conductor element and the second conductor element conductive is not provided.

2. The structure according to claim 1, wherein

the conductor pattern comprises the plurality of second conductor elements disposed periodically,

each of the first conductor elements is disposed continuous to neighboring first conductor element, and

each of the second conductor elements is disposed apart from neighboring second conductor element and includes the opening and the line part in correspondence with the first conductor element.

3. The structure according to claim 2, further comprising

at least one third conductor element and a second medium generating capacitance between the second and third conductor elements, wherein

the third conductor element faces at least two second conductor elements via the second medium.

4. The structure according to claim 2, wherein

unit cells each comprising the line part, the opening, the second conductor element, and the first conductor element of a part facing the line part or the second conductor element are one-dimensionally arranged.

5. The structure according to claim 2, wherein

unit cells each comprising the line part, the opening, the second conductor element, and the first conductor element of a part facing the line part or the second conductor element are two-dimensionally arranged.

6. The structure according to claim 2, wherein

a plurality of line parts have substantially the same length.

7. The structure according to claim 2, wherein

connection parts in each of which the line part is connected to the second conductor element are disposed periodically in the conductor pattern.

8. The structure according to claim 2, wherein

the plurality of line parts have substantially the same shape and dimension, and shapes and dimensions of the openings are almost the same in the conductor pattern.

9. The structure according to claim 1, wherein

the conductor pattern comprises the plurality of second conductor elements disposed periodically,

each of the first conductor elements is disposed apart from neighboring first conductor element, and

each of the second conductor elements is continuous to neighboring second conductor element and includes the opening and the line part in correspondence with the first conductor element.

10. The structure according to claim 9, further comprising at least one third conductor element and a second medium generating capacitance between the first and third conductor elements, wherein

the third conductor element faces at least two first conductor elements via the second medium.

11. The structure according to claim 9, wherein

unit cells each comprising the line part, the opening, the second conductor element, and the first conductor element of a part facing the line part or the second conductor element are one-dimensionally arranged.

12. The structure according to claim 9, wherein

unit cells each comprising the line part, the opening, the second conductor element, and the first conductor element of a part facing the line part or the second conductor element are two-dimensionally arranged.

13. The structure according to claim 9, wherein

a plurality of line parts have substantially the same length.

14. The structure according to claim 9, wherein

connection parts in each of which the line part is connected to the second conductor element are disposed periodically in the conductor pattern.

15. The structure according to claim 9, wherein

the plurality of line parts have substantially the same shape and dimension, and shapes and dimensions of the openings are almost the same in the conductor pattern.

16. The structure according to claim 1, wherein

the line part is made of the same material as that of the second conductor element and is integrated with the second conductor element.

17. The structure according to claim 1, wherein the line part has a band shape whose width is substantially uniform.

18. An antenna comprising:

a structure; and

a power feeder, wherein

the structure comprises;

at least one first conductor element;

a conductor pattern with at least one second conductor element facing the first conductor element; and

a first medium generating capacitance between the first conductor element and the second conductor element,

the first conductor element and the conductor pattern face each other via the first medium,

the second conductor element includes a line part which has an open end and is connected only to the second conductor element and includes an opening partially surrounding the line part,

the line part is continuous to the second conductor element,

the opening is surrounded by the second conductor element,

the power feeder is electrically connected to the first conductor element or the conductor pattern of the structure, and

a conductive member for making the first conductor element and the second conductor element conductive is not provided.

19. A printed circuit board comprising a structure, wherein

the structure comprises:

at least one first conductor element;

a conductor pattern with at least one second conductor element facing the first conductor element; and

a first medium generating capacitance between the first conductor element and the second conductor element,

the first conductor element and the conductor pattern face each other via the first medium,

the second conductor element includes a line part which has an open end and is connected only to the second conductor element and includes an opening partially surrounding the line part,

the line part is continuous to the second conductor element,

the opening is surrounded by the second conductor element,

the first conductor element and the line part make up a microstrip line, and

a conductive member for making the first conductor element and the second conductor element conductive is not provided.

20. A transmission line waveguide converter comprising a structure, wherein

the structure comprises:

at least one first conductor element;

a conductor pattern with at least one second conductor element facing the first conductor element; and

a first medium generating capacitance between the first conductor element and the second conductor element,

the first conductor element and the conductor pattern face each other via the first medium,

the second conductor element includes a line part which has an open end and is connected only to the second conductor element and includes an opening partially surrounding the line part,

the line part is continuous to the second conductor element,

the opening is surrounded by the second conductor element,

the first conductor element and the line part make up a microstrip line, and

a conductive member for making the first conductor element and the second conductor element conductive is not provided.