JPS5866708U - Phase difference feeding antenna - Google Patents
Phase difference feeding antennaInfo
- Publication number
- JPS5866708U JPS5866708U JP16017981U JP16017981U JPS5866708U JP S5866708 U JPS5866708 U JP S5866708U JP 16017981 U JP16017981 U JP 16017981U JP 16017981 U JP16017981 U JP 16017981U JP S5866708 U JPS5866708 U JP S5866708U
- Authority
- JP
- Japan
- Prior art keywords
- phase difference
- feeding antenna
- difference feeding
- radio waves
- antenna
- 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
Landscapes
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来一般の位相差給電アンテナの原理を示すブ
ロック図、第２図は同アンテナの指向特性を示すグラフ
、第３図は本考案による位相差給電アンテナの一実施例
を示す平面図、第４図は他の実施例を示すブロック図、
及び第５図は第４図の実施例の一部分の具体例を示す回
路図である。
１０．１０’、１００．１”００’・・・アンテナエレ
メント、１２．１２’、１０２，１０２’・・・増幅器
、１３．１３’、１０３，１０３’・・・移相器、１４
．１０４・・・加算器。Fig. 1 is a block diagram showing the principle of a conventional general phase difference feeding antenna, Fig. 2 is a graph showing the directivity characteristics of the same antenna, and Fig. 3 is a plan view showing an embodiment of the phase difference feeding antenna according to the present invention. , FIG. 4 is a block diagram showing another embodiment,
and FIG. 5 is a circuit diagram showing a specific example of a part of the embodiment of FIG. 10.10', 100.1''00'...Antenna element, 12.12', 102,102'...Amplifier, 13.13', 103,103'...Phase shifter, 14
．． 104...Adder.
Claims (1)
レメントを備えζ該アンテナエレメントで受信した電波
の一方又は両方を移相した後加算して所定方向の電波に
ついてのみ出力を送出するようにした位相差給電アンテ
ナにおいて、各アンテナエレメントで受信した電波を前
記加算の前にそれぞれ増幅する増幅器を備えることを特
徴とする位相差給電アンテナ。It has first and second antenna elements facing each other with a predetermined distance apart, and one or both of the radio waves received by the antenna elements are phase-shifted and then summed, so that output is transmitted only for radio waves in a predetermined direction. A phase difference feeding antenna characterized by comprising an amplifier that amplifies radio waves received by each antenna element before the addition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16017981U JPS5866708U (en) | 1981-10-29 | 1981-10-29 | Phase difference feeding antenna |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16017981U JPS5866708U (en) | 1981-10-29 | 1981-10-29 | Phase difference feeding antenna |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5866708U true JPS5866708U (en) | 1983-05-06 |
Family
ID=29952600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16017981U Pending JPS5866708U (en) | 1981-10-29 | 1981-10-29 | Phase difference feeding antenna |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5866708U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003008328A (en) * | 2001-06-25 | 2003-01-10 | Dx Antenna Co Ltd | Phase difference feed antenna |
| WO2004091043A1 (en) * | 2003-04-02 | 2004-10-21 | Dx Antenna Co., Ltd. | Variable directivity antenna and variable directivity antenna system using the antenna |
-
1981
- 1981-10-29 JP JP16017981U patent/JPS5866708U/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003008328A (en) * | 2001-06-25 | 2003-01-10 | Dx Antenna Co Ltd | Phase difference feed antenna |
| JP4549580B2 (en) * | 2001-06-25 | 2010-09-22 | Ｄｘアンテナ株式会社 | Phase difference feeding antenna |
| WO2004091043A1 (en) * | 2003-04-02 | 2004-10-21 | Dx Antenna Co., Ltd. | Variable directivity antenna and variable directivity antenna system using the antenna |
| JPWO2004091043A1 (en) * | 2003-04-02 | 2006-07-06 | Ｄｘアンテナ株式会社 | Variable directional antenna and variable directional antenna system using this antenna |
| US7277063B2 (en) | 2003-04-02 | 2007-10-02 | Dx Antenna Company, Limited | Variable directivity antenna and variable directivity antenna system using the antennas |
| JP4763456B2 (en) * | 2003-04-02 | 2011-08-31 | Ｄｘアンテナ株式会社 | Variable directional antenna and variable directional antenna system using this antenna |
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