JPS6014513U - Sine wave generation circuit - Google Patents
Sine wave generation circuitInfo
- Publication number
- JPS6014513U JPS6014513U JP10386283U JP10386283U JPS6014513U JP S6014513 U JPS6014513 U JP S6014513U JP 10386283 U JP10386283 U JP 10386283U JP 10386283 U JP10386283 U JP 10386283U JP S6014513 U JPS6014513 U JP S6014513U
- Authority
- JP
- Japan
- Prior art keywords
- sine wave
- generation circuit
- wave generation
- signal
- counter
- 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 2
Landscapes
- Processing Of Color Television Signals (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図はサイン波信号の波形図、第２図は本考案の系統
図である。
１：カウンタ、２：メモリ、３ ： Ｄ／Ａ変換器、４
：ローバスフィルタ。FIG. 1 is a waveform diagram of a sine wave signal, and FIG. 2 is a system diagram of the present invention. 1: Counter, 2: Memory, 3: D/A converter, 4
: Low bass filter.
Claims (1)
をリセット入力とするカウンタと、該カウンタ出力をア
ドレス信号とし対応アドレスに記憶されているサイン波
信号の各点のデータを順次読み出すメモリと、該メモリ
出力をアナログ値に変換するＤ／Ａ変換器で構成され、
近似的にｌｌ２ｆ■（垂直同期周波数）のサイン波信号
を発生することを特徴とするサイン波発生回路。a counter that uses a horizontal synchronization signal as a clock input and a two-cycle vertical synchronization signal as a reset input; a memory that uses the output of the counter as an address signal and sequentially reads data at each point of a sine wave signal stored at a corresponding address; Consists of a D/A converter that converts memory output into analog values,
A sine wave generation circuit characterized in that it generates a sine wave signal of approximately ll2f (vertical synchronization frequency).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10386283U JPS6014513U (en) | 1983-07-06 | 1983-07-06 | Sine wave generation circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10386283U JPS6014513U (en) | 1983-07-06 | 1983-07-06 | Sine wave generation circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6014513U true JPS6014513U (en) | 1985-01-31 |
Family
ID=30244130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10386283U Pending JPS6014513U (en) | 1983-07-06 | 1983-07-06 | Sine wave generation circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6014513U (en) |
-
1983
- 1983-07-06 JP JP10386283U patent/JPS6014513U/en active Pending
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