JPS63120406U - - Google Patents
Info
- Publication number
- JPS63120406U JPS63120406U JP934587U JP934587U JPS63120406U JP S63120406 U JPS63120406 U JP S63120406U JP 934587 U JP934587 U JP 934587U JP 934587 U JP934587 U JP 934587U JP S63120406 U JPS63120406 U JP S63120406U
- Authority
- JP
- Japan
- Prior art keywords
- antenna
- antenna element
- vehicle
- capacitance
- view
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 1
Landscapes
- Details Of Aerials (AREA)
Description
第１図イは本考案による車両用アンテナの一実
施例を車両に設置した状態で示した正面図、ロは
その設置部分の拡大図、第２図イおよびロは容量
付加部材の他の例をしめす斜視図、第３図は従来
のロツドアンテナの斜視図、第４図は車両周辺の
電界分布図、第５図はアンテナの等価回路、第６
図はアンテナ長とアンテナ容量との関係を示す図
である。
１…ロツドアンテナ、２…アンテナエレメント
、３…車体底面部、４…容量付加部材。
Fig. 1A is a front view of one embodiment of the vehicle antenna according to the present invention installed in a vehicle, B is an enlarged view of the installed part, and Fig. 2A and B are other examples of capacity adding members. Fig. 3 is a perspective view of a conventional rod antenna, Fig. 4 is an electric field distribution diagram around the vehicle, Fig. 5 is an equivalent circuit of the antenna, and Fig. 6 is a perspective view of a conventional rod antenna.
The figure is a diagram showing the relationship between antenna length and antenna capacity. DESCRIPTION OF SYMBOLS 1... Rod antenna, 2... Antenna element, 3... Vehicle body bottom part, 4... Capacity addition member.
Claims (1)
と電気的に接続されて該アンテナエレメントに静
電容量を付加する静電容量付加部材とから形成さ
れたアンテナを、車体底面部に設置したことを特
徴とする車両用アンテナ。 A vehicle characterized in that an antenna formed of an antenna element and a capacitance adding member that is electrically connected to the antenna element and adds capacitance to the antenna element is installed on the bottom of the vehicle body. antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP934587U JPS63120406U (en) | 1987-01-27 | 1987-01-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP934587U JPS63120406U (en) | 1987-01-27 | 1987-01-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63120406U true JPS63120406U (en) | 1988-08-04 |
Family
ID=30794572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP934587U Pending JPS63120406U (en) | 1987-01-27 | 1987-01-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63120406U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009105614A (en) * | 2007-10-23 | 2009-05-14 | Panasonic Corp | On-board antenna device |
-
1987
- 1987-01-27 JP JP934587U patent/JPS63120406U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009105614A (en) * | 2007-10-23 | 2009-05-14 | Panasonic Corp | On-board antenna device |