JPH0157824U - - Google Patents
Info
- Publication number
- JPH0157824U JPH0157824U JP15311887U JP15311887U JPH0157824U JP H0157824 U JPH0157824 U JP H0157824U JP 15311887 U JP15311887 U JP 15311887U JP 15311887 U JP15311887 U JP 15311887U JP H0157824 U JPH0157824 U JP H0157824U
- Authority
- JP
- Japan
- Prior art keywords
- dynamic range
- memory
- outputting
- range characteristic
- signal
- 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
- 230000005236 sound signal Effects 0.000 claims description 2
- 230000004044 response Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Complex Calculations (AREA)
- Analogue/Digital Conversion (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Description
第１図は本考案のオーデイオ信号処理装置のブ
ロツク図、第２図乃至第５図は各種ダイナミツク
レンジ特性図である。
１１……デジタルアンプ、１１ａ……Ａ／Ｄコ
ンバータ、１１ｂ……デジタルシグナルプロセツ
サ（ＤＳＰ）、１１ｃ……Ｄ／Ａコンバータ、１
１ｄ……コントロールマイコン、１１ｅ……メモ
リ、１２……操作パネル、ＤＲＳＷ……選択スイ
ツチ。
FIG. 1 is a block diagram of the audio signal processing device of the present invention, and FIGS. 2 to 5 are various dynamic range characteristic diagrams. 11...Digital amplifier, 11a...A/D converter, 11b...Digital signal processor (DSP), 11c...D/A converter, 1
1d...Control microcomputer, 11e...Memory, 12...Operation panel, DRSW...Selection switch.
Claims (1)
リと、所定のダイナミツクレンジ特性を選択する
ための信号を出力する手段と、ダイナミツクレン
ジ選択信号により所定のダイナミツクレンジ特性
をメモリから読み出して出力する制御部と、デジ
タルオーデイオ信号に前記制御部から入力された
ダイナミツクレンジ特性に基づいた処理を施すデ
ジタルシグナルプロセツサとを備えたことを特徴
とするオーデイオ信号処理装置。 A memory for storing various dynamic range characteristics, means for outputting a signal for selecting a predetermined dynamic range characteristic, and a control for reading out and outputting a predetermined dynamic range characteristic from the memory in response to a dynamic range selection signal. and a digital signal processor that performs processing on a digital audio signal based on a dynamic range characteristic inputted from the control section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15311887U JPH0157824U (en) | 1987-10-06 | 1987-10-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15311887U JPH0157824U (en) | 1987-10-06 | 1987-10-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0157824U true JPH0157824U (en) | 1989-04-11 |
Family
ID=31428669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15311887U Pending JPH0157824U (en) | 1987-10-06 | 1987-10-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0157824U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008301069A (en) * | 2007-05-30 | 2008-12-11 | Audio Technica Corp | Method for preventing overflow of output signal and digital signal processing apparatus |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5966209A (en) * | 1982-10-07 | 1984-04-14 | Matsushita Electric Ind Co Ltd | Digital amplitude controller |
| JPS6150412A (en) * | 1984-08-20 | 1986-03-12 | Matsushita Electric Ind Co Ltd | Sound volume controller |
-
1987
- 1987-10-06 JP JP15311887U patent/JPH0157824U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5966209A (en) * | 1982-10-07 | 1984-04-14 | Matsushita Electric Ind Co Ltd | Digital amplitude controller |
| JPS6150412A (en) * | 1984-08-20 | 1986-03-12 | Matsushita Electric Ind Co Ltd | Sound volume controller |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008301069A (en) * | 2007-05-30 | 2008-12-11 | Audio Technica Corp | Method for preventing overflow of output signal and digital signal processing apparatus |