JPS59101527U - digital channel divider - Google Patents
digital channel dividerInfo
- Publication number
- JPS59101527U JPS59101527U JP20111682U JP20111682U JPS59101527U JP S59101527 U JPS59101527 U JP S59101527U JP 20111682 U JP20111682 U JP 20111682U JP 20111682 U JP20111682 U JP 20111682U JP S59101527 U JPS59101527 U JP S59101527U
- Authority
- JP
- Japan
- Prior art keywords
- filter
- digital
- digital channel
- time
- channel divider
- 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
- Microwave Amplifiers (AREA)
- Amplifiers (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図は従来のマルチアンプ方式オーディオ装置の要部
構成を示すブロック図、第２図は本考案のデイジタルチ
ャンネルデイバイダをマルチアンプ力式ディジタルオー
ディオ装置に用いた場合の要部構成を示すブロック図で
ある。
１・・・・・・チャンネルデイバイダ、２．（２，，２
□、・・。
・・・２ｎ）・・・・・・パワー増幅器、３．（３１，
３□、・・・・・・３ｎ）・・・・・・マルチウェイス
ピーカ、４・・・・・・デイジタルチャンネルデイバイ
ダ、４□、４□、・・・・・・４ｎ・・・・・・実時間
処理ディジタルフィルタ（直線位相トランスバー サル
フィルタ）、４１１１ ４２２． ’４ｎｎ・・・・・
・演算手段（フィルタ係数可変装置）、５．（５，。
５□、・・・・・・５ｎ）・・・・・・Ｄ／Ａ変換器。Figure 1 is a block diagram showing the main part configuration of a conventional multi-amplifier type audio device, and Figure 2 is a block diagram showing the main part configuration when the digital channel divider of the present invention is used in a multi-amplifier power type digital audio device. It is a diagram. 1... Channel divider, 2. (2,,2
□,... ...2n) ...power amplifier, 3. (31,
3□,...3n)...Multi-way speaker, 4...Digital channel divider, 4□, 4□,...4n...・Real-time processing digital filter (linear phase transversal filter), 4111 422. '4nn...
- Arithmetic means (filter coefficient variable device), 5. (5,. 5□,...5n)...D/A converter.
Claims (1)
に設定できるフィルタを複数個並列接続し、各フィルタ
より出力された信号を独立して出力するように構成した
デイジタルチャンネルデイバイダであって、 位相周波数特性が変化しない所望の振幅周波数特性に基
づいて時系列インパルスレスポンスを算出する演算手段
と、 この演算手段により出力された前記時系列イン゛パルス
レスポンスをフィルタ係数とし、このフィルタ係数とデ
ィジタル入力信号とをたたみ込み演算する実時間処理デ
ィジタルフィルタとを備えたことを特徴とするディジタ
ルチャンネルディバイｈゝ[Claims for Utility Model Registration] A digital channel in which a plurality of filters that can arbitrarily set desired amplitude-frequency characteristics for a digital input signal are connected in parallel, and the signals output from each filter are output independently. a divider, a calculation means for calculating a time-series impulse response based on a desired amplitude-frequency characteristic in which the phase-frequency characteristic does not change, and using the time-series impulse response outputted by the calculation means as a filter coefficient, A digital channel divider characterized by comprising a real-time processing digital filter that convolves the filter coefficients and a digital input signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20111682U JPS59101527U (en) | 1982-12-25 | 1982-12-25 | digital channel divider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20111682U JPS59101527U (en) | 1982-12-25 | 1982-12-25 | digital channel divider |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59101527U true JPS59101527U (en) | 1984-07-09 |
| JPH026673Y2 JPH026673Y2 (en) | 1990-02-19 |
Family
ID=30426626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20111682U Granted JPS59101527U (en) | 1982-12-25 | 1982-12-25 | digital channel divider |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59101527U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012253772A (en) * | 2011-06-01 | 2012-12-20 | Visteon Global Technologies Inc | Subwoofer volume level control |
| JP2014232959A (en) * | 2013-05-29 | 2014-12-11 | オンキヨー株式会社 | Channel divider and sound reproduction system with the same |
-
1982
- 1982-12-25 JP JP20111682U patent/JPS59101527U/en active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012253772A (en) * | 2011-06-01 | 2012-12-20 | Visteon Global Technologies Inc | Subwoofer volume level control |
| JP2014232959A (en) * | 2013-05-29 | 2014-12-11 | オンキヨー株式会社 | Channel divider and sound reproduction system with the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH026673Y2 (en) | 1990-02-19 |
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