JPS62201514U - - Google Patents
Info
- Publication number
- JPS62201514U JPS62201514U JP1986089975U JP8997586U JPS62201514U JP S62201514 U JPS62201514 U JP S62201514U JP 1986089975 U JP1986089975 U JP 1986089975U JP 8997586 U JP8997586 U JP 8997586U JP S62201514 U JPS62201514 U JP S62201514U
- Authority
- JP
- Japan
- Prior art keywords
- capacitor
- coil
- frequency band
- resonant circuit
- antenna element
- 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.)
- Granted
Links
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000004904 shortening Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Details Of Aerials (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
Description
第１図はこの考案に係る単一型アンテナの分解
正面図、第２図は同上の単一型アンテナの正面図
、第３図は同上の単一型アンテナの回路図、第４
図は同上の単一型アンテナに設けられた並列回路
の周波数特性を示す特性線図である。
１……単一型アンテナ素子、１２……コイル、
１３……コンデンサ、１４……並列回路。
Figure 1 is an exploded front view of a single type antenna according to this invention, Figure 2 is a front view of the same type antenna as above, Figure 3 is a circuit diagram of the same type antenna as above, and Figure 4 is a front view of the same type antenna as above.
The figure is a characteristic diagram showing the frequency characteristics of the parallel circuit provided in the single type antenna. 1... Single type antenna element, 12... Coil,
13...Capacitor, 14...Parallel circuit.
Claims (1)
に直列接続される並列共振回路とを具備し、前記
並列共振回路は少なくともコンデンサ１個とコイ
ル１個とから構成され、前記コンデンサは第１の
使用周波数帯で短縮コンデンサとして、前記コイ
ルは第２の使用周波数帯で延長コイルとしてそれ
ぞれ作用することを特徴とする単一型アンテナ。 It comprises a single antenna element and a parallel resonant circuit connected in series to the single antenna element, the parallel resonant circuit comprising at least one capacitor and one coil, and the capacitor is used in a first use. A single type antenna, characterized in that the coil acts as a shortening capacitor in a frequency band and as an extension coil in a second frequency band of use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986089975U JPH0746969Y2 (en) | 1986-06-12 | 1986-06-12 | Dual frequency single antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986089975U JPH0746969Y2 (en) | 1986-06-12 | 1986-06-12 | Dual frequency single antenna |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62201514U true JPS62201514U (en) | 1987-12-22 |
| JPH0746969Y2 JPH0746969Y2 (en) | 1995-10-25 |
Family
ID=30949441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986089975U Expired - Lifetime JPH0746969Y2 (en) | 1986-06-12 | 1986-06-12 | Dual frequency single antenna |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0746969Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002076750A (en) * | 2000-08-24 | 2002-03-15 | Murata Mfg Co Ltd | Antenna device and radio equipment equipped with it |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4820349U (en) * | 1971-07-15 | 1973-03-08 | ||
| US4145693A (en) * | 1977-03-17 | 1979-03-20 | Electrospace Systems, Inc. | Three band monopole antenna |
-
1986
- 1986-06-12 JP JP1986089975U patent/JPH0746969Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4820349U (en) * | 1971-07-15 | 1973-03-08 | ||
| US4145693A (en) * | 1977-03-17 | 1979-03-20 | Electrospace Systems, Inc. | Three band monopole antenna |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0746969Y2 (en) | 1995-10-25 |