JPH0221698U - - Google Patents
Info
- Publication number
- JPH0221698U JPH0221698U JP9849688U JP9849688U JPH0221698U JP H0221698 U JPH0221698 U JP H0221698U JP 9849688 U JP9849688 U JP 9849688U JP 9849688 U JP9849688 U JP 9849688U JP H0221698 U JPH0221698 U JP H0221698U
- Authority
- JP
- Japan
- Prior art keywords
- musical sound
- waveform
- selection means
- amplitude 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
- 238000010586 diagram Methods 0.000 description 7
- 208000019300 CLIPPERS Diseases 0.000 description 1
- 208000021930 chronic lymphocytic inflammation with pontine perivascular enhancement responsive to steroids Diseases 0.000 description 1
Description
第１Ａ図〜第１０図はこの考案の実施例の効果
付加装置を説明するための図であり、第１Ａ図は
全体回路構成図、１Ｂ図はクロツクパルスφ１、
φ２を示す図、第２図はＲＯＭ７に記憶されてい
るサイン波の1/4周期の波形データ及び低周波発
振器モード時において端子ＯＵＴに出力される出
力波形データを示す図、第３図、第４図及び第５
図も同じく低周波発振器モード時においてクロツ
クパルスφ１、φ２に対応して端子ＯＵＴに出力
される出力波形データを示す図、第６図は低周波
発振器モード時においてこの効果付加装置にて得
られたサイン波の１周期の波形を示す図、第７図
、第８図、第９図及び第１０図はデイストーシヨ
ンモード時においてこの効果付加装置にて歪まさ
れた楽音波形データの特性図であり、第１１図は
従来例の効果付加装置を説明するための回路構成
図、第１２図は第１１図におけるクリツパ回路１
の入出力特性図、第１３図は第１１図の効果付加
装置における入出力特性図である。
３……ラツチ回路、４……絶対値回路、５，１
０……セレクタ、６……カウンタ、７……ＲＯＭ
、８……反転回路、９……半加算回路。
1A to 10 are diagrams for explaining an effect adding device according to an embodiment of this invention, in which FIG. 1A is an overall circuit configuration diagram, and FIG. 1B is a clock pulse φ 1 ,
A diagram showing φ 2 , FIG. 2 is a diagram showing 1/4 period waveform data of a sine wave stored in the ROM 7, and an output waveform data outputted to the terminal OUT in the low frequency oscillator mode, FIG. Figures 4 and 5
The figure also shows the output waveform data output to the terminal OUT in response to clock pulses φ 1 and φ 2 in the low frequency oscillator mode. Figures 7, 8, 9, and 10 are characteristic diagrams of musical waveform data distorted by this effect adding device in distortion mode. Yes, FIG. 11 is a circuit configuration diagram for explaining the conventional effect adding device, and FIG. 12 is the clipper circuit 1 in FIG. 11.
FIG. 13 is an input/output characteristic diagram of the effect adding device of FIG. 11. 3...Latch circuit, 4...Absolute value circuit, 5,1
0...Selector, 6...Counter, 7...ROM
, 8...inverting circuit, 9... half addition circuit.
Claims (1)
角関数を得る為のアドレス信号を作成する作成手
段と、 楽音波形の振幅データを入力し、この楽音波形
の振幅データの絶対値を出力する変換手段と、 上記作成手段からのアドレス信号と、上記変換
手段からの楽音波形の振幅データの何れかを選択
して上記記憶手段の入力端子に与える選択手段と
、 この選択手段にて絶対値化された楽音波形の振
幅データが選択されると、上記記憶手段の出力に
対して演算を行う演算手段とを具備し、 上記選択手段にてアドレス信号が選択されると
三角関数が得られ、上記選択手段にて絶対値化さ
れた楽音波形の振幅データが選択されるとデイス
トーシヨン効果が付加された楽音の波形データが
得られることを特徴とする効果付加装置。[Scope of Claim for Utility Model Registration] Storage means for storing waveform data of trigonometric functions; Creation means for reading the waveform data from the storage means to create an address signal for obtaining trigonometric functions; Amplitude data of musical sound waveforms a converting means for outputting the absolute value of the amplitude data of the musical sound waveform; and selecting either the address signal from the generating means or the amplitude data of the musical sound waveform from the converting means and storing it in the storage means. The selection means includes a selection means for applying to an input terminal, and an operation means for performing an operation on the output of the storage means when the amplitude data of the musical sound waveform converted into an absolute value is selected by the selection means, and the selection means When the address signal is selected by the above selection means, a trigonometric function is obtained, and when the amplitude data of the musical sound waveform converted into an absolute value is selected by the selection means, the waveform data of the musical sound to which a distortion effect is added is obtained. An effect adding device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9849688U JPH0221698U (en) | 1988-07-27 | 1988-07-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9849688U JPH0221698U (en) | 1988-07-27 | 1988-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0221698U true JPH0221698U (en) | 1990-02-14 |
Family
ID=31324819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9849688U Pending JPH0221698U (en) | 1988-07-27 | 1988-07-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0221698U (en) |
-
1988
- 1988-07-27 JP JP9849688U patent/JPH0221698U/ja active Pending
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