JPH0255800U - - Google Patents
Info
- Publication number
- JPH0255800U JPH0255800U JP13426888U JP13426888U JPH0255800U JP H0255800 U JPH0255800 U JP H0255800U JP 13426888 U JP13426888 U JP 13426888U JP 13426888 U JP13426888 U JP 13426888U JP H0255800 U JPH0255800 U JP H0255800U
- Authority
- JP
- Japan
- Prior art keywords
- speaker
- phase components
- reproduction device
- sound reproduction
- sound
- 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
- 230000000903 blocking effect Effects 0.000 claims description 2
- 239000011159 matrix material Substances 0.000 claims description 2
- 230000003321 amplification Effects 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 claims 1
- 230000008054 signal transmission Effects 0.000 claims 1
- 230000005236 sound signal Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 1
Description
第１図は本考案になる音響再生装置の一実施例
を示す図、第２図は第１図中の高域阻止フイルタ
１２の構成を具体的に示す回路図、第３図はスピ
ーカマトリツクス方式によるサラウンド再生シス
テムの構成を示す図、第４図はドルビーステレオ
エンコーダの構成の一例を示す図、第５図は第４
図に示すエンコーダに対応したサラウンド再生シ
ステムの構成の一例を示す図である。
１，２……入力端子、３……Ｌｃｈ増幅器、４
……Ｌｃｈ用のスピーカ（フロントスピーカ）、
５……Ｒｃｈ増幅器、６……Ｒｃｈ用のスピーカ
（フロントスピーカ）、７……スピーカ４のプラ
ス（＋）端子、８……スピーカ６のプラス（＋）
端子、９，１０……サラウンドスピーカ、１１…
…サラウンドスピーカ接続端子、１２……高域阻
止フイルタ、Ｃ……コンデンサ、Ｒ１，Ｒ２……
抵抗。
Fig. 1 is a diagram showing an embodiment of the sound reproducing device according to the present invention, Fig. 2 is a circuit diagram specifically showing the configuration of the high frequency rejection filter 12 in Fig. 1, and Fig. 3 is a speaker matrix. Figure 4 shows an example of the configuration of a Dolby stereo encoder;
1 is a diagram showing an example of the configuration of a surround playback system compatible with the encoder shown in the figure. 1, 2...Input terminal, 3...Lch amplifier, 4
...Speaker for Lch (front speaker),
5...Rch amplifier, 6...Rch speaker (front speaker), 7...Speaker 4 positive (+) terminal, 8...Speaker 6 positive (+)
Terminal, 9, 10...Surround speaker, 11...
...Surround speaker connection terminal, 12...High frequency blocking filter, C...Capacitor, R1 , R2 ...
resistance.
Claims (1)
を有する音響再生装置において、 この音響再生装置の音声信号増幅段の信号伝送
路に、左右２チヤンネルの入力ステレオ信号の同
相成分に対しては動作せず、逆相成分に対して動
作する高域阻止手段を設けてなることを特徴とす
る音響再生装置。[Claims for Utility Model Registration] In a sound reproduction device having a speaker matrix type surround system, in the signal transmission path of the audio signal amplification stage of this sound reproduction device, for the in-phase components of the input stereo signals of the two left and right channels, A sound reproducing device characterized in that it is provided with a high-frequency blocking means that does not operate but operates on anti-phase components.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13426888U JPH0255800U (en) | 1988-10-14 | 1988-10-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13426888U JPH0255800U (en) | 1988-10-14 | 1988-10-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0255800U true JPH0255800U (en) | 1990-04-23 |
Family
ID=31392873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13426888U Pending JPH0255800U (en) | 1988-10-14 | 1988-10-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0255800U (en) |
-
1988
- 1988-10-14 JP JP13426888U patent/JPH0255800U/ja active Pending
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