JPS6152870U - - Google Patents
Info
- Publication number
- JPS6152870U JPS6152870U JP13903184U JP13903184U JPS6152870U JP S6152870 U JPS6152870 U JP S6152870U JP 13903184 U JP13903184 U JP 13903184U JP 13903184 U JP13903184 U JP 13903184U JP S6152870 U JPS6152870 U JP S6152870U
- Authority
- JP
- Japan
- Prior art keywords
- operational amplifier
- circuit
- input side
- supplied
- power supply
- 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 4
- 239000003990 capacitor Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
Landscapes
- Details Of Television Scanning (AREA)
Description
第１図は本考案の一実施例の接続図、第２図は
その説明のための波形図、第３図は従来例の接続
図、第４図はその説明のための波形図である。
１及び１６は夫々オペアンプ、４は積分用のコ
ンデンサ、８は出力端子、９は切換スイツチ、１
９は接続スイツチ、２０は平滑回路である。
FIG. 1 is a connection diagram of an embodiment of the present invention, FIG. 2 is a waveform diagram for explaining the same, FIG. 3 is a connection diagram for a conventional example, and FIG. 4 is a waveform diagram for explaining the same. 1 and 16 are operational amplifiers, 4 is an integrating capacitor, 8 is an output terminal, 9 is a changeover switch, 1
9 is a connection switch, and 20 is a smoothing circuit.
Claims (1)
スイツチの一方を介して積分回路を構成するオペ
アンプの一方の入力側に接続されると共に、負の
電源に接続された第２の定電流回路が上記切換ス
イツチの他方を介して上記オペアンプの一方の入
力側に接続され、上記切換スイツチは所定周期の
パルス信号で制御され、上記オペアンプの出力側
に上記所定周期の掃引波が得られ、この掃引波が
反転された後サンプルホールド回路に供給されて
所定のタイミングでサンプルホールドされ、その
ホールド出力が上記オペアンプの他方の入力側に
供給されることを特徴とする掃引波発生回路。 A first constant current circuit connected to a positive power supply is connected to one input side of an operational amplifier constituting an integrating circuit via one of the changeover switches, and a second constant current circuit connected to a negative power supply. A circuit is connected to one input side of the operational amplifier via the other side of the changeover switch, the changeover switch is controlled by a pulse signal with a predetermined period, and a swept wave with the predetermined period is obtained at the output side of the operational amplifier, A swept wave generation circuit characterized in that the swept wave is inverted and then supplied to a sample hold circuit where it is sampled and held at a predetermined timing, and the hold output thereof is supplied to the other input side of the operational amplifier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13903184U JPS6152870U (en) | 1984-09-13 | 1984-09-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13903184U JPS6152870U (en) | 1984-09-13 | 1984-09-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6152870U true JPS6152870U (en) | 1986-04-09 |
Family
ID=30697414
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13903184U Pending JPS6152870U (en) | 1984-09-13 | 1984-09-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6152870U (en) |
-
1984
- 1984-09-13 JP JP13903184U patent/JPS6152870U/ja active Pending
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