JP2008066779A5 - - Google Patents
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- JP2008066779A5 JP2008066779A5 JP2006239274A JP2006239274A JP2008066779A5 JP 2008066779 A5 JP2008066779 A5 JP 2008066779A5 JP 2006239274 A JP2006239274 A JP 2006239274A JP 2006239274 A JP2006239274 A JP 2006239274A JP 2008066779 A5 JP2008066779 A5 JP 2008066779A5
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- JP
- Japan
- Prior art keywords
- ground plane
- feeding point
- corner
- conductor
- polygon
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000004020 conductor Substances 0.000 claims 27
- 230000000875 corresponding Effects 0.000 claims 1
Claims (9)
前記地板のなす面と略同一の面内にあって多角形をなすと共に一角に給電点が設けられ、かつ、前記給電点が設けられた一角に繋がる２辺のうち１の辺及び他の辺が前記地板の１の辺にそれぞれ対向及び略直交してなる平面導体と、
前記地板のなす面と略同一の面内にあり、前記地板の辺に略直交する前記平面導体の辺の前記給電点と反対側の端近辺に繋がると共に開放端を有してなる線状導体とを
備えたことを特徴とする広帯域アンテナ。 With the main plate,
One side and the other side of two sides that are in the same plane as the surface of the ground plane, form a polygon, have a feeding point at one corner, and are connected to the corner at which the feeding point is provided Are planar conductors each facing and substantially orthogonal to one side of the ground plane,
A linear conductor that is in a plane substantially the same as the plane formed by the ground plane and is connected to the vicinity of the end opposite to the feeding point of the side of the planar conductor that is substantially orthogonal to the side of the ground plane and has an open end And a broadband antenna.
前記平面導体の面と前記地板の面と前記線状導体は略同一平面上に配置され、
前記平面導体は、
四角形以上の多角形であり、
多角形の一角に位置する給電点と、
前記一角に繋がり前記地板の第１の辺とほぼ等間隔のギャップで対向する第２の辺と、
一端が前記一角に繋がると共に他端近辺が前記線状導体に繋がる第３の辺とを有し、
前記給電点から前記第３の辺を経由して前記線状導体の開放端に至る距離が前記低域共振周波数の波長の略４分の１であり、前記給電点から前記第２の辺を経由して前記多角形内の最も遠い対角までの辺に沿った距離が前記高域共振周波数の波長の略０．３倍であり、前記ギャップが前記給電点から前記第２の辺を経由して前記多角形内の最も遠い対角までの辺に沿った距離の略０．３倍以下である
ことを特徴とする広帯域アンテナ。 A broadband antenna having a planar conductor, a linear conductor, and a ground plane, and generating a low-frequency resonance and a high-frequency resonance,
The surface of the planar conductor, the surface of the ground plane and the linear conductor are arranged on substantially the same plane,
The planar conductor is
It is a polygon more than a rectangle,
A feeding point located at one corner of the polygon;
A second side that is connected to the corner and faces the first side of the ground plane at a substantially equal gap;
A first side connected to the corner and a third side connected to the linear conductor near the other end;
The distance from the feeding point to the open end of the linear conductor via the third side is approximately a quarter of the wavelength of the low-band resonance frequency, and the second side from the feeding point is The distance along the side to the farthest diagonal in the polygon is approximately 0.3 times the wavelength of the high-frequency resonance frequency, and the gap passes through the second side from the feeding point. A wideband antenna, wherein the distance is approximately 0.3 times or less of the distance along the side to the farthest diagonal in the polygon.
前記平面導体の面と前記地板の面と前記線状導体は略同一平面上に配置され、
前記平面導体は、
四角形以上の多角形であり、
多角形の一角に位置する給電点と、
前記一角に繋がり前記地板の第１の辺とほぼ等間隔のギャップで対向する第２の辺と、
一端が前記一角に繋がると共に他端近辺が前記線状導体に繋がる第３の辺と、
前記第２の辺と略平行な第４の辺とを有し、
前記給電点から前記第３の辺を経由して前記線状導体の開放端に至る距離が前記低域共振周波数の波長の略４分の１であり、前記給電点から前記第２の辺を経由して前記多角形内の最も遠い対角までの辺に沿った距離が前記高域共振周波数の波長の略０．３倍であり、前記ギャップが前記給電点から前記第２の辺を経由して前記多角形内の最も遠い対角までの辺に沿った距離の略０．３倍以下であり、前記第４の辺が前記第２の辺より長い
ことを特徴とする広帯域アンテナ。 A broadband antenna having a planar conductor, a linear conductor, and a ground plane, and generating a low-frequency resonance and a high-frequency resonance,
The surface of the planar conductor, the surface of the ground plane and the linear conductor are arranged on substantially the same plane,
The planar conductor is
It is a polygon more than a rectangle,
A feeding point located at one corner of the polygon;
A second side that is connected to the corner and faces the first side of the ground plane at a substantially equal gap;
A third side having one end connected to the corner and the other end connected to the linear conductor;
A fourth side substantially parallel to the second side,
The distance from the feeding point to the open end of the linear conductor via the third side is approximately a quarter of the wavelength of the low-band resonance frequency, and the second side from the feeding point is The distance along the side to the farthest diagonal in the polygon is approximately 0.3 times the wavelength of the high-frequency resonance frequency, and the gap passes through the second side from the feeding point. Then, the wideband antenna, wherein the distance is about 0.3 times or less of the distance along the farthest diagonal side in the polygon, and the fourth side is longer than the second side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006239274A JP4197713B2 (en) | 2006-09-04 | 2006-09-04 | Broadband antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006239274A JP4197713B2 (en) | 2006-09-04 | 2006-09-04 | Broadband antenna |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008198766A Division JP4734383B2 (en) | 2008-07-31 | 2008-07-31 | Broadband antenna |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2008066779A JP2008066779A (en) | 2008-03-21 |
| JP2008066779A5 true JP2008066779A5 (en) | 2008-05-15 |
| JP4197713B2 JP4197713B2 (en) | 2008-12-17 |
Family
ID=39289141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006239274A Active JP4197713B2 (en) | 2006-09-04 | 2006-09-04 | Broadband antenna |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4197713B2 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4387441B1 (en) | 2008-07-29 | 2009-12-16 | 株式会社東芝 | ANTENNA DEVICE AND ELECTRONIC DEVICE |
| JP4901932B2 (en) * | 2009-09-28 | 2012-03-21 | 株式会社東芝 | Antenna device |
| JP5737559B2 (en) * | 2010-12-21 | 2015-06-17 | アイシン精機株式会社 | Multipole monopole antenna |
| WO2014136243A1 (en) | 2013-03-07 | 2014-09-12 | 株式会社 東芝 | Television receiver and electronic device |
-
2006
- 2006-09-04 JP JP2006239274A patent/JP4197713B2/en active Active
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