JPH01162936U - - Google Patents
Info
- Publication number
- JPH01162936U JPH01162936U JP4645389U JP4645389U JPH01162936U JP H01162936 U JPH01162936 U JP H01162936U JP 4645389 U JP4645389 U JP 4645389U JP 4645389 U JP4645389 U JP 4645389U JP H01162936 U JPH01162936 U JP H01162936U
- Authority
- JP
- Japan
- Prior art keywords
- pulse
- generation circuit
- sawtooth wave
- wave
- circuit
- 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
- 239000003990 capacitor Substances 0.000 claims description 3
- 230000008929 regeneration Effects 0.000 claims description 3
- 238000011069 regeneration method Methods 0.000 claims description 3
- 230000003252 repetitive effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Pulse Circuits (AREA)
Description
第１図は、本考案の一実施例を示す回路図で、
第２図はその波形図である。第３図は説明のため
の直流再生回路である。
１は鋸歯状波発生回路、２はコンデンサー、３
は抵抗、４は発光ダイオード。
FIG. 1 is a circuit diagram showing an embodiment of the present invention.
FIG. 2 is a waveform diagram thereof. FIG. 3 shows a DC regeneration circuit for explanation. 1 is a sawtooth wave generation circuit, 2 is a capacitor, 3
is a resistor, and 4 is a light emitting diode.
Claims (1)
返し周期が該パルス信号周期に一致し、且つ電圧
が一定の線形変化を行なう鋸歯状波を送出する鋸
歯状波発生回路と、 該鋸歯状波電圧により充電されるコンデンサー
と、該コンデンサーと直列接続されるダイオード
と、該ダイオードに並列接続され上記鋸歯状波の
クランプレベルを設定する抵抗素子とで成る直流
再生回路と、 上記鋸歯状波電圧が該直流発生回路の直流再生
レベルを越えている間接続するパルスを発生する
パルス発生回路とを具備し、 該発生パルスのパルス巾の上記鋸歯状波の繰り
返し周期に対する比率を一定に保つことを特徴と
するパルス波発生回路。 (2) 上記鋸歯状波の電圧変化が階段状に変化す
ることを特徴とする実用新案登録請求の範囲第１
項記載のパルス波発生回路。 (3) パルス発生回路がフオトカプラーで構成さ
れていることを特徴とする実用新案登録請求の範
囲第１項記載のパルス波発生回路。 (4) パルス発生回路がフオトカプラーで構成さ
れ且つ該フオトカプラーを構成するフオトダイオ
ードが前記直流再生回路を構成するダイオードで
構成されることを特徴とする実用新案登録請求の
範囲の第１項記載のパルス波発生回路。[Claims for Utility Model Registration] (1) A sawtooth wave generation circuit that, based on a repetitive pulse signal, sends out a sawtooth wave whose repetition period matches the pulse signal period and whose voltage undergoes a constant linear change. and a DC regeneration circuit comprising a capacitor charged by the sawtooth wave voltage, a diode connected in series with the capacitor, and a resistance element connected in parallel to the diode to set the clamp level of the sawtooth wave; a pulse generating circuit that generates a pulse that is connected while the sawtooth wave voltage exceeds a DC reproduction level of the DC generation circuit, and a pulse generation circuit that generates a pulse that is connected while the sawtooth wave voltage exceeds a DC reproduction level of the DC generation circuit, and a pulse generation circuit that has a pulse width of the generated pulse and a repetition period of the sawtooth wave. A pulse wave generation circuit that maintains a constant pulse wave. (2) Utility model registration claim 1, characterized in that the voltage change of the sawtooth wave changes stepwise.
Pulse wave generation circuit as described in section. (3) The pulse wave generating circuit according to claim 1, wherein the pulse generating circuit is comprised of a photocoupler. (4) Claim 1 of the utility model registration claim characterized in that the pulse generating circuit is composed of a photocoupler, and the photodiode constituting the photocoupler is composed of a diode constituting the DC regeneration circuit. pulse wave generation circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4645389U JPH01162936U (en) | 1989-04-20 | 1989-04-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4645389U JPH01162936U (en) | 1989-04-20 | 1989-04-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01162936U true JPH01162936U (en) | 1989-11-14 |
Family
ID=31272720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4645389U Pending JPH01162936U (en) | 1989-04-20 | 1989-04-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01162936U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0534759U (en) * | 1991-10-14 | 1993-05-07 | 松下電器産業株式会社 | Cordless tv intercom device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4932461A (en) * | 1972-07-21 | 1974-03-25 | ||
| JPS50151049A (en) * | 1974-05-23 | 1975-12-04 |
-
1989
- 1989-04-20 JP JP4645389U patent/JPH01162936U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4932461A (en) * | 1972-07-21 | 1974-03-25 | ||
| JPS50151049A (en) * | 1974-05-23 | 1975-12-04 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0534759U (en) * | 1991-10-14 | 1993-05-07 | 松下電器産業株式会社 | Cordless tv intercom device |
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