JPH0375696U - - Google Patents
Info
- Publication number
- JPH0375696U JPH0375696U JP13763889U JP13763889U JPH0375696U JP H0375696 U JPH0375696 U JP H0375696U JP 13763889 U JP13763889 U JP 13763889U JP 13763889 U JP13763889 U JP 13763889U JP H0375696 U JPH0375696 U JP H0375696U
- Authority
- JP
- Japan
- Prior art keywords
- converter
- input terminal
- speaker box
- digital signal
- digital
- 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
- 230000003287 optical effect Effects 0.000 claims 2
- 239000013307 optical fiber Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Mechanical Coupling Of Light Guides (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Description
第１図乃至第３図はそれぞれこの考案実施例の
音響装置のブロツク図である。
FIGS. 1 to 3 are block diagrams of the acoustic device according to the embodiment of this invention.
Claims (1)
ボツクスを具備すると共に、前記入力端子に接続
された複数のデジタルフイルターと、当該デジタ
ルフイルタのそれぞれに接続された複数のＤ／Ａ
コンバーターと、当該Ｄ／Ａコンバーターに接続
された複数の増幅回路と、当該それぞれの増幅回
路出力により駆動される複数のスピーカとが前記
スピーカボツクスに収納されていることを特徴と
する音響装置。 アナログ信号入力端子とデジタル信号入力端
子を取り付けたスピーカボツクスを具備すると共
に、前記アナログ信号入力端子に接続されたＡ／
Ｄコンバーターと、前記Ａ／Ｄコンバーター出力
若しくはデジタル信号入力端子に印加されるデジ
タル信号を選択入力とするデジタルフイルターと
、当該デジタルフイルタに接続されたＤ／Ａコン
バーターと、当該Ｄ／Ａコンバーターに接続され
た増幅回路と、当該増幅回路出力により駆動され
るスピーカとが前記スピーカボツクスに収納され
ていることを特徴とする音響装置。 スピーカボツクスの入力端子が光コネクター
であつて、当該コネクターに光フアイバーにより
光学的デジタル信号が入力されてその出力がスピ
ーカボツクス内に配置した光−電気変換器により
変換された電気的デジタル信号が供給されている
ことを特徴とする実用新案登録請求の範囲の範囲
第１項乃至第２項記載の音響装置。[Claims for Utility Model Registration] A speaker box equipped with a digital signal input terminal, a plurality of digital filters connected to the input terminal, and a plurality of D/A connected to each of the digital filters.
An audio device characterized in that a converter, a plurality of amplifier circuits connected to the D/A converter, and a plurality of speakers driven by the outputs of the respective amplifier circuits are housed in the speaker box. It is equipped with a speaker box to which an analog signal input terminal and a digital signal input terminal are attached, and a speaker box connected to the analog signal input terminal.
A D converter, a digital filter whose selective input is a digital signal applied to the A/D converter output or digital signal input terminal, a D/A converter connected to the digital filter, and a D/A converter connected to the D/A converter. 1. An audio device characterized in that an amplifier circuit having an output signal and a speaker driven by the output of the amplifier circuit are housed in the speaker box. The input terminal of the speaker box is an optical connector, into which an optical digital signal is input through an optical fiber, and the output is converted into an electrical digital signal by an optical-to-electrical converter placed inside the speaker box. An audio device according to any one of claims 1 to 2 of the scope of the utility model registration claims.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13763889U JPH0375696U (en) | 1989-11-27 | 1989-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13763889U JPH0375696U (en) | 1989-11-27 | 1989-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0375696U true JPH0375696U (en) | 1991-07-30 |
Family
ID=31684786
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13763889U Pending JPH0375696U (en) | 1989-11-27 | 1989-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0375696U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6342599A (en) * | 1986-08-08 | 1988-02-23 | Yamaha Corp | Speaker reproducing device |
-
1989
- 1989-11-27 JP JP13763889U patent/JPH0375696U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6342599A (en) * | 1986-08-08 | 1988-02-23 | Yamaha Corp | Speaker reproducing device |
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