JPH0447767U - - Google Patents
Info
- Publication number
- JPH0447767U JPH0447767U JP8991590U JP8991590U JPH0447767U JP H0447767 U JPH0447767 U JP H0447767U JP 8991590 U JP8991590 U JP 8991590U JP 8991590 U JP8991590 U JP 8991590U JP H0447767 U JPH0447767 U JP H0447767U
- Authority
- JP
- Japan
- Prior art keywords
- memory
- converter
- analog signal
- waveform data
- data
- 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
- Analogue/Digital Conversion (AREA)
- Recording Measured Values (AREA)
Description
第1図は本考案の一実施例を示す回路図、第2
図は第1図のクロツク制御部の具体例図、第3図
は第1図及び第2図の動作を説明するタイミング
チヤート、第4図乃至第6図は従来の加算波形の
説明図である。
1,2……メモリ、3,4……D/A変換器、
5……クロツク制御部、8……加算器。
Figure 1 is a circuit diagram showing one embodiment of the present invention, Figure 2 is a circuit diagram showing an embodiment of the present invention.
The figure is a specific example of the clock control section in Figure 1, Figure 3 is a timing chart explaining the operation of Figures 1 and 2, and Figures 4 to 6 are illustrations of conventional addition waveforms. . 1, 2...memory, 3, 4...D/A converter,
5... Clock control section, 8... Adder.
Claims (1)
第1のメモリと、 第2の波形データが格納された第2のメモリと
、 前記第1のメモリから読み出される第1の波形
データをアナログ信号に変換する第1のD/A変
換器と、 前記第2のメモリから読み出される第2の波形
データをアナログ信号に変換する第2のD/A変
換器と、 前記第1のメモリから加えられるトリガデータ
に従つて予め設定された一定時間前記第2のメモ
リおよび第2のD/A変換器にクロツクを供給す
るクロツク制御部と、 前記第1のD/A変換器から変換出力されるア
ナログ信号と第2のD/A変換器から変換出力さ
れるアナログ信号を加算して出力する加算器、 とで構成されたことを特徴とする波形発生器。[Claims for Utility Model Registration] A first memory in which first waveform data and trigger data are stored; a second memory in which second waveform data is stored; and a first memory that is read from the first memory. a first D/A converter that converts the first waveform data into an analog signal; a second D/A converter that converts the second waveform data read from the second memory into an analog signal; a clock control unit that supplies a clock to the second memory and the second D/A converter for a preset period of time according to trigger data applied from the first memory; and the first D/A converter. A waveform generator comprising: an adder that adds and outputs an analog signal converted and output from a second D/A converter and an analog signal converted and output from a second D/A converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8991590U JPH0447767U (en) | 1990-08-28 | 1990-08-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8991590U JPH0447767U (en) | 1990-08-28 | 1990-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0447767U true JPH0447767U (en) | 1992-04-23 |
Family
ID=31824239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8991590U Pending JPH0447767U (en) | 1990-08-28 | 1990-08-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0447767U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001004732A1 (en) * | 1999-07-12 | 2001-01-18 | Advantest Corporation | Waveform generator and test apparatus |
-
1990
- 1990-08-28 JP JP8991590U patent/JPH0447767U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001004732A1 (en) * | 1999-07-12 | 2001-01-18 | Advantest Corporation | Waveform generator and test apparatus |
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