JPH0365400U - - Google Patents
Info
- Publication number
- JPH0365400U JPH0365400U JP12820189U JP12820189U JPH0365400U JP H0365400 U JPH0365400 U JP H0365400U JP 12820189 U JP12820189 U JP 12820189U JP 12820189 U JP12820189 U JP 12820189U JP H0365400 U JPH0365400 U JP H0365400U
- Authority
- JP
- Japan
- Prior art keywords
- signal
- circuit
- delayed
- delayed signal
- original
- 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
- 230000003111 delayed effect Effects 0.000 claims description 5
- 230000005236 sound signal Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 3
Description
第１図は本考案に係る音場拡大用音声信号処理
回路のブロツク構成図、第２図は本考案に係る音
場拡大用音声信号処理回路の一具体例を示す回路
図、第３図は同回路における帰還動作有の場合の
出力振幅を示すグラフ、第４図は従来の音場拡大
用音声信号処理回路のブロツク構成図、第５図は
従来の回路にインパルス信号を入力したときの出
力振幅を示すグラフである。
１……音場拡大用音声信号処理回路、２……遅
延回路、３……遅延信号レベル切替回路、５，６
……加算器、７……スイツチ回路、１０……制御
端子。
FIG. 1 is a block configuration diagram of an audio signal processing circuit for expanding a sound field according to the present invention, FIG. 2 is a circuit diagram showing a specific example of an audio signal processing circuit for expanding a sound field according to the present invention, and FIG. A graph showing the output amplitude in the case with feedback operation in the same circuit. Figure 4 is a block diagram of a conventional sound field expansion audio signal processing circuit. Figure 5 is the output when an impulse signal is input to the conventional circuit. It is a graph showing amplitude. 1... Audio signal processing circuit for sound field expansion, 2... Delay circuit, 3... Delayed signal level switching circuit, 5, 6
...Adder, 7...Switch circuit, 10...Control terminal.
Claims (1)
遅延信号を付加する回路において、前記遅延信号
を前記遅延回路の入力へ帰還させる帰還信号路に
帰還動作の有無を切替えるスイツチ回路を設ける
とともに、帰還動作の有無に対応して前記原信号
に加算する前記遅延信号の信号レベルを切替える
遅延信号レベル切替回路を備えたことを特徴とす
る音場拡大用音声信号処理回路。 In a circuit that adds a delayed signal obtained by delaying the original signal in a delay circuit to an original signal, a switch circuit is provided in a feedback signal path that returns the delayed signal to the input of the delay circuit to switch whether or not a feedback operation is performed; An audio signal processing circuit for expanding a sound field, comprising a delayed signal level switching circuit that switches the signal level of the delayed signal to be added to the original signal depending on whether or not a feedback operation is performed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12820189U JPH0365400U (en) | 1989-10-31 | 1989-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12820189U JPH0365400U (en) | 1989-10-31 | 1989-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0365400U true JPH0365400U (en) | 1991-06-25 |
Family
ID=31675920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12820189U Pending JPH0365400U (en) | 1989-10-31 | 1989-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0365400U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023506240A (en) * | 2019-12-12 | 2023-02-15 | リキッド・オキシゲン・（エルオーイクス）・ベー・フェー | Generating an audio signal associated with a virtual sound source |
-
1989
- 1989-10-31 JP JP12820189U patent/JPH0365400U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023506240A (en) * | 2019-12-12 | 2023-02-15 | リキッド・オキシゲン・（エルオーイクス）・ベー・フェー | Generating an audio signal associated with a virtual sound source |
| US12568342B2 (en) | 2019-12-12 | 2026-03-03 | Liquid Oxigen (Lox) B.V. | Generating an audio signal associated with a virtual sound source |