JPS61386U - signal selection circuit - Google Patents
signal selection circuitInfo
- Publication number
- JPS61386U JPS61386U JP8444884U JP8444884U JPS61386U JP S61386 U JPS61386 U JP S61386U JP 8444884 U JP8444884 U JP 8444884U JP 8444884 U JP8444884 U JP 8444884U JP S61386 U JPS61386 U JP S61386U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- signal
- selection circuit
- signal selection
- input signal
- 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
- Radio Relay Systems (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来技術のピーククランプ方式のエネルギー拡
散信号除去回路図、第２図は従来技術のパルスクランプ
方式のエネルギー拡散信号除去回路図、第３図はエネル
ギー拡散信号が重畳された入出信号の波形図、第４図は
第１図の回路からの出力信号の波形図、第５図はＦＭ映
像信号の一部の波形図、第６図は第２図の回路からの出
力信号の波形図、第７図は本考案の一実施例のエネルギ
ー拡散信号除去一路図、第８図１は第７図の回路に入力
されるエネルギー拡散信号が重畳された入力信号の波形
図、第８図２は第８図１の波形の反転された波形図、第
８図３は第７図の回路からの、出力信号の波形図、第９
図は本考案の他の実施例のエネルギー拡散信号除去回路
図である。
１・・・インピーダンス変換回路、２・・・エネルギー
拡散信号除去回路、ＩＣｌ・・・電気回路、Ｑ７，８・
・・トランジスタ、Ｒ７，Ｒ８，Ｒ９，ＲＩＯ・・・抵
抗、Ｃ３，Ｃ４，Ｃ５，Ｃ６・・・コンデンサ。Fig. 1 is a circuit diagram of an energy spread signal removal circuit using a peak clamp method of the prior art, Fig. 2 is a circuit diagram of an energy spread signal removal circuit using a pulse clamp method of the prior art, and Fig. 3 is a diagram of an energy spread signal removal circuit of a conventional technology using a pulse clamp method. Waveform diagram: Figure 4 is a waveform diagram of the output signal from the circuit in Figure 1, Figure 5 is a waveform diagram of a part of the FM video signal, and Figure 6 is a waveform diagram of the output signal from the circuit in Figure 2. , FIG. 7 is a route diagram for removing an energy spread signal according to an embodiment of the present invention, FIG. 8 is an inverted waveform diagram of the waveform in 1, FIG. 8 3 is a waveform diagram of the output signal from the circuit in FIG. 7, and 9
The figure is a diagram of an energy diffusion signal removal circuit according to another embodiment of the present invention. 1... Impedance conversion circuit, 2... Energy diffusion signal removal circuit, ICl... Electric circuit, Q7, 8...
...Transistor, R7, R8, R9, RIO...Resistor, C3, C4, C5, C6...Capacitor.
Claims (1)
、それよりも低い周波数を有する信号によって変調され
ており、 前記入力信号を反転する回路と、 前記入力信号に含まれる前記被選択信号、または反転回
路からの出力に含まれている反転された前記被選択信号
のいずれか一方が、予め定めたレベルに関して予め定め
た大小関係となったとき、前記被選択信号の他方を含む
、前記入力信号または前記反転回路からの出力の予め定
める部分を予め定めたレベルに強制する回路とを含むこ
とを特徴とする信号選択回路。[Claims for Utility Model Registration] The input signal is such that a selected signal to be selected and extracted is modulated by a signal having a lower frequency than that of the selected signal, and a circuit for inverting the input signal; and a circuit for inverting the input signal; When either the selected signal included in the output from the inversion circuit or the inverted selected signal included in the output from the inverting circuit has a predetermined magnitude relationship with respect to a predetermined level, the selected signal a circuit for forcing a predetermined portion of the input signal or the output from the inversion circuit, including the other of the signals, to a predetermined level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8444884U JPS61386U (en) | 1984-06-06 | 1984-06-06 | signal selection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8444884U JPS61386U (en) | 1984-06-06 | 1984-06-06 | signal selection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61386U true JPS61386U (en) | 1986-01-06 |
Family
ID=30633970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8444884U Pending JPS61386U (en) | 1984-06-06 | 1984-06-06 | signal selection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61386U (en) |
-
1984
- 1984-06-06 JP JP8444884U patent/JPS61386U/en active Pending
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