JPH0375697U - - Google Patents
Info
- Publication number
- JPH0375697U JPH0375697U JP13612489U JP13612489U JPH0375697U JP H0375697 U JPH0375697 U JP H0375697U JP 13612489 U JP13612489 U JP 13612489U JP 13612489 U JP13612489 U JP 13612489U JP H0375697 U JPH0375697 U JP H0375697U
- Authority
- JP
- Japan
- Prior art keywords
- headphone
- surround
- speaker
- circuit
- playback system
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Headphones And Earphones (AREA)
- Stereophonic Arrangements (AREA)
Description
第１図及び第２図はこの考案に係るサラウンド
再生システムの実施例を示し、第１図はサラウン
ド再生用ヘツドホンの斜視図、第２図はリア用信
号の補正回路のブロツク図である。第３図は従来
例を示したブロツク図である。
主な符号の説明、１…Ｆ／Ｒスピーカを有した
ヘツドホン、２…ヘツドホンのＬｃｈフロントス
ピーカ、３…ヘツドホンのＲｃｈフロントスピー
カ、４…ヘツドホンのＬｃｈリアスピーカ、５…
ヘツドホンＬｃｈリアスピーカ、６…ＶＴＲ又は
ＬＤなどからの音源、７…増幅器、８…サラウン
ドヘツドホンプロセツサで構成した補正回路、９
…サブパス、１０…メインパス、１１…デイジタ
ル信号に変換するＡ／Ｄ変換回路、１２…デイジ
タルシグナルプロセツサ（ＤＳＰ）、１３…Ｌ／
Ｒバランス回路、１４…Ｌ−Ｒ信号を生成するＬ
−Ｒ回路、１５…バンドパスフイルタ（ＢＰＦ）
、１６…デイジタルデイレイ回路、１７…アナロ
グ信号に変換するＤ／Ａ変換回路、１８…Ｆ／Ｒ
バランス回路、１９…Ｌｃｈヘツドホンアンプ、
２０…Ｒｃｈヘツドホンアンプ、２１…Ｓｃｈヘ
ツドホンアンプ、２２…Ｌｃｈフロント信号出力
端子、２３…Ｒｃｈフロント信号出力端子、２４
…Ｓｃｈ出力端子。
1 and 2 show an embodiment of the surround reproduction system according to the invention, with FIG. 1 being a perspective view of a surround reproduction headphone, and FIG. 2 being a block diagram of a rear signal correction circuit. FIG. 3 is a block diagram showing a conventional example. Explanation of main symbols: 1...Headphone with F/R speakers, 2...Lch front speaker of headphone, 3...Rch front speaker of headphone, 4...Lch rear speaker of headphone, 5...
Headphone Lch rear speaker, 6... Sound source from VTR or LD, etc., 7... Amplifier, 8... Correction circuit composed of surround headphone processor, 9
...Subpath, 10...Main path, 11...A/D conversion circuit for converting to digital signal, 12...Digital signal processor (DSP), 13...L/
R balance circuit, 14...L that generates an L-R signal
-R circuit, 15...Band pass filter (BPF)
, 16...Digital delay circuit, 17...D/A conversion circuit for converting into analog signal, 18...F/R
Balance circuit, 19...Lch headphone amplifier,
20...Rch headphone amplifier, 21...Sch headphone amplifier, 22...Lch front signal output terminal, 23...Rch front signal output terminal, 24
...Sch output terminal.
Claims (1)
サラウンド再生システムにおいて、 フロントスピーカとリアスピーカを同一カバー
内に設けたヘツドホンでサラウンド再生をするよ
う構成したことを特徴とするサラウンド再生シス
テム。 ２ Ａ／Ｄ変換回路と、デイジタルシグナルプロ
セツサと、Ｄ／Ａ変換回路とを備えて、リア用信
号を補正する補正回路を設け、この補正回路から
上記ヘツドホン出力信号を取り出すように構成し
たことを特徴とする請求項１記載のサラウンド再
生システム。[Scope of Claim for Utility Model Registration] 1. A surround playback system having a front speaker and a rear speaker, characterized in that the surround playback system is configured to perform surround playback using a headphone in which the front speaker and the rear speaker are provided within the same cover. playback system. 2. A correction circuit that includes an A/D conversion circuit, a digital signal processor, and a D/A conversion circuit and that corrects the rear signal is provided, and the headphone output signal is extracted from the correction circuit. The surround reproduction system according to claim 1, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13612489U JPH0375697U (en) | 1989-11-27 | 1989-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13612489U JPH0375697U (en) | 1989-11-27 | 1989-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0375697U true JPH0375697U (en) | 1991-07-30 |
Family
ID=31683350
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13612489U Pending JPH0375697U (en) | 1989-11-27 | 1989-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0375697U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007227526A (en) * | 2006-02-22 | 2007-09-06 | Kokusan Denki Co Ltd | Electronic circuit unit, and relay terminal for electronic circuit unit |
-
1989
- 1989-11-27 JP JP13612489U patent/JPH0375697U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007227526A (en) * | 2006-02-22 | 2007-09-06 | Kokusan Denki Co Ltd | Electronic circuit unit, and relay terminal for electronic circuit unit |
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