JPH0241174U - - Google Patents
Info
- Publication number
- JPH0241174U JPH0241174U JP12062288U JP12062288U JPH0241174U JP H0241174 U JPH0241174 U JP H0241174U JP 12062288 U JP12062288 U JP 12062288U JP 12062288 U JP12062288 U JP 12062288U JP H0241174 U JPH0241174 U JP H0241174U
- Authority
- JP
- Japan
- Prior art keywords
- detection
- outputs
- storage unit
- detection unit
- unit
- 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
- 238000001514 detection method Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 3
- 239000000523 sample Substances 0.000 claims description 3
- 230000005856 abnormality Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Measurement Of Resistance Or Impedance (AREA)
Description
第１図は本考案の一実施例を示すブロツク図、
第２図は従来の実施例を示すブロツク図である。
１……送信装置、２……高周波出力伝送線路、
３……負荷、４……定在波モニタ、５……検出部
、６……探針、７……検波器、８……比較制御部
、９……記憶部、１０……選択信号、１１……モ
ニタ出力端子、１２……方向性結合器、１３……
入射波検波器、１４……反射波検波器、１５……
比較器。
FIG. 1 is a block diagram showing an embodiment of the present invention.
FIG. 2 is a block diagram showing a conventional embodiment. 1... Transmission device, 2... High frequency output transmission line,
3... Load, 4... Standing wave monitor, 5... Detection section, 6... Probe, 7... Detector, 8... Comparison control section, 9... Storage section, 10... Selection signal, 11...Monitor output terminal, 12...Directional coupler, 13...
Incident wave detector, 14...Reflected wave detector, 15...
Comparator.
Claims (1)
る定在波モニタにおいて、複数の探針を線路上に
沿つて配置し前記探針にそれぞれ検波器を接続し
て電波の強度に応じた検波出力をそれぞれ出力す
る検波部と、正常運用状態における前記検波部か
らの複数の検波出力の値を基準値としてそれぞれ
記憶する記憶部と、前記検波部からのそれぞれの
検波出力と前記記憶部に記憶されているそれぞれ
の前記検波出力に対応する基準値とを順次繰返し
読出して両者を比較して異常を検出する比較制御
部とからなることを特徴とする定在波モニタ。 In a standing wave monitor that detects standing waves generated on a high-frequency output transmission line, multiple probes are placed along the line and a detector is connected to each probe to output a detection signal according to the strength of the radio wave. a detection unit that respectively outputs a plurality of detection outputs from the detection unit in a normal operating state, a storage unit that stores each of the values of a plurality of detection outputs from the detection unit in a normal operating state as a reference value, and a storage unit that stores the detection outputs from the detection unit and the storage unit, respectively. A standing wave monitor comprising: a comparison control section that sequentially and repeatedly reads a reference value corresponding to each of the detection outputs and compares the two to detect an abnormality.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12062288U JPH0241174U (en) | 1988-09-13 | 1988-09-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12062288U JPH0241174U (en) | 1988-09-13 | 1988-09-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0241174U true JPH0241174U (en) | 1990-03-22 |
Family
ID=31366894
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12062288U Pending JPH0241174U (en) | 1988-09-13 | 1988-09-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0241174U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010021824A (en) * | 2008-07-11 | 2010-01-28 | Micro Denshi Kk | Microwave visible sensor |
| WO2013061363A1 (en) * | 2011-10-25 | 2013-05-02 | 三菱電機株式会社 | Impedance detecting apparatus and impedance adjusting apparatus |
-
1988
- 1988-09-13 JP JP12062288U patent/JPH0241174U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010021824A (en) * | 2008-07-11 | 2010-01-28 | Micro Denshi Kk | Microwave visible sensor |
| WO2013061363A1 (en) * | 2011-10-25 | 2013-05-02 | 三菱電機株式会社 | Impedance detecting apparatus and impedance adjusting apparatus |
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