JPS58167477U - Waveform display device - Google Patents
Waveform display deviceInfo
- Publication number
- JPS58167477U JPS58167477U JP6389982U JP6389982U JPS58167477U JP S58167477 U JPS58167477 U JP S58167477U JP 6389982 U JP6389982 U JP 6389982U JP 6389982 U JP6389982 U JP 6389982U JP S58167477 U JPS58167477 U JP S58167477U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- output
- display device
- pulse
- waveform display
- 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.)
- Granted
Links
Landscapes
- Details Of Television Scanning (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図は従来のラインの表示例を示す説明図、第２図は
本考案の一実施例を示す電気的接続図、第３図は第２図
装置の各部の信号を示すタイミングチャート、第一４図
は選択回路の具体的構成例を示す説明図、第５図は第４
図の選択回路の動作説明用のタイミングチャート、第６
図は本考案におけるラインの表示例を示す説明図である
。
１・・・偏向回ｉ、２・・・垂直偏向コイル、３・・・
ＣＲＴ、４・・・輝度変調回路、５・・・微分回路、６
・・・絶対値回路、７・・・ｖｌｌＦ変換回路、８・・
・カウンタ、 −９・・・選択回路、１０・・・パル
ス発生回路、１１・・・増幅器、１２・・・変化率検出
回路。FIG. 1 is an explanatory diagram showing an example of a conventional line display, FIG. 2 is an electrical connection diagram showing an embodiment of the present invention, FIG. 3 is a timing chart showing signals of each part of the device, and FIG. 14 is an explanatory diagram showing a specific example of the configuration of the selection circuit, and FIG.
Timing chart for explaining the operation of the selection circuit shown in Fig. 6.
The figure is an explanatory diagram showing an example of line display in the present invention. 1... Deflection rotation i, 2... Vertical deflection coil, 3...
CRT, 4... Brightness modulation circuit, 5... Differential circuit, 6
...Absolute value circuit, 7...vllF conversion circuit, 8...
- Counter, -9... Selection circuit, 10... Pulse generation circuit, 11... Amplifier, 12... Rate of change detection circuit.
Claims (1)
装置において、入力信号の変化率に応じた電圧を発生す
る変化率検出回路と、該検出回路の出力に応じた周波数
のパルスを発生する電圧・周波数変換回路と、該変換回
路の出力パルスを計数するカウンタと、該カウンタの出
力のうち特定の数を選択して取り出す選択回路と、パル
ス幅が前記変化率検出回路の出力に反比例するようなパ
ルスを前記選択回路の出力に同期して出力するパルス発
生回路とを具備し、前記パルス発生回路出力を輝度変調
信号として用いるようにしたことを特徴とする波形表示
装置。A waveform display device that amplitude-modulates and displays an input signal on a cathode ray tube includes a rate-of-change detection circuit that generates a voltage that corresponds to the rate of change of the input signal, and a voltage that generates a pulse with a frequency that corresponds to the output of the detection circuit. - A frequency conversion circuit, a counter that counts output pulses of the conversion circuit, a selection circuit that selects and extracts a specific number of outputs from the counter, and a pulse width that is inversely proportional to the output of the rate of change detection circuit. 1. A waveform display device, comprising: a pulse generation circuit that outputs a pulse in synchronization with an output of the selection circuit, and the output of the pulse generation circuit is used as a brightness modulation signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6389982U JPS58167477U (en) | 1982-04-30 | 1982-04-30 | Waveform display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6389982U JPS58167477U (en) | 1982-04-30 | 1982-04-30 | Waveform display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58167477U true JPS58167477U (en) | 1983-11-08 |
| JPS6237175Y2 JPS6237175Y2 (en) | 1987-09-22 |
Family
ID=30073978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6389982U Granted JPS58167477U (en) | 1982-04-30 | 1982-04-30 | Waveform display device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58167477U (en) |
-
1982
- 1982-04-30 JP JP6389982U patent/JPS58167477U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6237175Y2 (en) | 1987-09-22 |
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