JPH0262898U - - Google Patents
Info
- Publication number
- JPH0262898U JPH0262898U JP14075288U JP14075288U JPH0262898U JP H0262898 U JPH0262898 U JP H0262898U JP 14075288 U JP14075288 U JP 14075288U JP 14075288 U JP14075288 U JP 14075288U JP H0262898 U JPH0262898 U JP H0262898U
- Authority
- JP
- Japan
- Prior art keywords
- surround
- signals
- audio
- pair
- speakers
- 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 11
- 238000010586 diagram Methods 0.000 description 3
- 230000010363 phase shift Effects 0.000 description 1
Landscapes
- Television Receiver Circuits (AREA)
Description
第1図は本考案の一実施例のサラウンド回路を
示すブロツク図、第2図は従来のサラウンド回路
を示すブロツク図、第3図はテレビジヨン受像機
におけるサラウンドスピーカの配置を示す説明図
である。
1…左音声信号入力端子、2…右音声信号入力
端子、3,6,10,13…増幅器、4…左主ス
ピーカ、5,9…位相シフト回路、7…右主スピ
ーカ、8…減算器、11…左サラウンドスピーカ
、12…反転回路、14…右サラウンドスピーカ
、SW1,SW2,SW3…切換スイツチ。
FIG. 1 is a block diagram showing a surround circuit according to an embodiment of the present invention, FIG. 2 is a block diagram showing a conventional surround circuit, and FIG. 3 is an explanatory diagram showing the arrangement of surround speakers in a television receiver. . 1...Left audio signal input terminal, 2...Right audio signal input terminal, 3, 6, 10, 13...Amplifier, 4...Left main speaker, 5, 9...Phase shift circuit, 7...Right main speaker, 8...Subtractor , 11...Left surround speaker, 12...Inverting circuit, 14...Right surround speaker, SW1 , SW2 , SW3 ...Selector switch.
Claims (1)
サラウンド効果を出すための左右の主音声信号及
び左右のサラウンド信号を作成するサラウンド信
号作成手段と、 左右の主音声信号を音声出力する一対の主スピ
ーカと、 左右のサラウンド信号を音声出力する一対のサ
ラウンドスピーカと、 サラウンド効果をオン、オフするものであつて
、サラウンドオン時には前記一対の主スピーカへ
左右の主音声信号を音声出力すると共に前記一対
のサラウンドスピーカへ左右のサラウンド信号を
音声出力させ、サラウンドオフ時には前記一対の
主スピーカ及び前記一対のサラウンドスピーカに
対して前記の入力される左音声信号、右音声信号
を音声出力させる切換えを行う切換手段と、 を具備したことを特徴とするサラウンド回路。[Scope of claim for utility model registration] Surround signal creation means for creating left and right main audio signals and left and right surround signals for producing a surround effect based on the input left audio signal and right audio signal, and left and right main audio A pair of main speakers that output signals as audio signals, a pair of surround speakers that output left and right surround signals as audio signals, and a device that turns the surround effect on and off, and when surround is on, the left and right main audio signals are sent to the pair of main speakers. The left and right surround signals are output as audio signals to the pair of surround speakers, and when the surround is off, the left audio signal and right audio signal are input to the pair of main speakers and the pair of surround speakers. A surround circuit characterized by comprising: a switching means for switching to output audio; and a surround circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14075288U JPH0262898U (en) | 1988-10-27 | 1988-10-27 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14075288U JPH0262898U (en) | 1988-10-27 | 1988-10-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0262898U true JPH0262898U (en) | 1990-05-10 |
Family
ID=31405213
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14075288U Pending JPH0262898U (en) | 1988-10-27 | 1988-10-27 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0262898U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05199598A (en) * | 1992-01-22 | 1993-08-06 | Matsushita Electric Ind Co Ltd | Sound reproducing system |
-
1988
- 1988-10-27 JP JP14075288U patent/JPH0262898U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05199598A (en) * | 1992-01-22 | 1993-08-06 | Matsushita Electric Ind Co Ltd | Sound reproducing system |