JPS6312945U - - Google Patents
Info
- Publication number
- JPS6312945U JPS6312945U JP10656486U JP10656486U JPS6312945U JP S6312945 U JPS6312945 U JP S6312945U JP 10656486 U JP10656486 U JP 10656486U JP 10656486 U JP10656486 U JP 10656486U JP S6312945 U JPS6312945 U JP S6312945U
- Authority
- JP
- Japan
- Prior art keywords
- power line
- resonant circuit
- series
- high impedance
- carrier frequency
- 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
Landscapes
- Filters And Equalizers (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Description
第１図はこの考案の一実施例を示す回路図、第
２図は従来の電力線搬送用ブロツクフイルタの回
路図である。
１，２，４，５……並列共振回路、３，６……
直列共振回路、ｌ１，ｌ２……電力線。なお、図
中同一符号は同一または相当部分を示す。
FIG. 1 is a circuit diagram showing an embodiment of this invention, and FIG. 2 is a circuit diagram of a conventional power line carrying block filter. 1, 2, 4, 5...parallel resonant circuit, 3, 6...
Series resonant circuit, l 1 , l 2 ...power line. Note that the same reference numerals in the figures indicate the same or corresponding parts.
Claims (1)
高インピーダンスで商用周波数に対して低インピ
ーダンスな並列共振回路を各電力線に直列挿入す
ると共に、この並列共振回路より屋外側の電力線
間に商用周波数に対して高インピーダンスで前記
屋内側電力線に重畳される搬送周波数に対して低
インピーダンスな直列共振回路を接続し、且つこ
れらの共振回路と対称に、屋外側電力線に重畳さ
れる搬送周波数に対して高インピーダンスで商用
周波数に対して低インピーダンスな並列共振回路
を前記直列共振回路より屋外側の各電力線に直列
挿入すると共に、この並列共振回路より屋内側の
電力線間に商用周波数に対して高インピーダンス
で前記屋外側電力線に重畳される搬送周波数に対
して低インピーダンスな直列共振回路を接続した
ことを特徴とする電力線搬送用ブロツクフイルタ
。 A parallel resonant circuit with high impedance for the carrier frequency superimposed on the indoor power line and low impedance for the commercial frequency is inserted in series in each power line, and this parallel resonant circuit connects the outdoor power line between the power lines for the commercial frequency. A series resonant circuit with high impedance and low impedance for the carrier frequency superimposed on the indoor power line is connected to the resonant circuit, and in symmetry with these resonant circuits, a series resonant circuit with high impedance for the carrier frequency superimposed on the outdoor power line is connected. A parallel resonant circuit with low impedance to the commercial frequency is inserted in series to each power line on the outdoor side from the series resonant circuit, and a high impedance to the commercial frequency is inserted between the parallel resonant circuit and the power line on the indoor side. A power line carrier block filter characterized by connecting a low impedance series resonant circuit to a carrier frequency superimposed on an outer power line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10656486U JPS6312945U (en) | 1986-07-11 | 1986-07-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10656486U JPS6312945U (en) | 1986-07-11 | 1986-07-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6312945U true JPS6312945U (en) | 1988-01-28 |
Family
ID=30982043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10656486U Pending JPS6312945U (en) | 1986-07-11 | 1986-07-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6312945U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002204137A (en) * | 2000-12-28 | 2002-07-19 | Mitsubishi Electric Corp | Passive filter |
-
1986
- 1986-07-11 JP JP10656486U patent/JPS6312945U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002204137A (en) * | 2000-12-28 | 2002-07-19 | Mitsubishi Electric Corp | Passive filter |
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