JPS5831600U - Reverberation sound addition device - Google Patents

Reverberation sound addition device

Info

Publication number
JPS5831600U
JPS5831600U JP12514181U JP12514181U JPS5831600U JP S5831600 U JPS5831600 U JP S5831600U JP 12514181 U JP12514181 U JP 12514181U JP 12514181 U JP12514181 U JP 12514181U JP S5831600 U JPS5831600 U JP S5831600U
Authority
JP
Japan
Prior art keywords
reverberation sound
reverberation
addition device
sound addition
filter circuit
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.)
Granted
Application number
JP12514181U
Other languages
Japanese (ja)
Other versions
JPH0112320Y2 (en
Inventor
二間瀬 剛
加藤 充美
Original Assignee
ヤマハ株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ヤマハ株式会社 filed Critical ヤマハ株式会社
Priority to JP12514181U priority Critical patent/JPS5831600U/en
Publication of JPS5831600U publication Critical patent/JPS5831600U/en
Application granted granted Critical
Publication of JPH0112320Y2 publication Critical patent/JPH0112320Y2/ja
Granted legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。
(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図はこの考案の一実施例を示すブロック図、第2図
〜第6図はこの考案の他の実施例を示すブロック図およ
び残響特性図、第7図はこの考案による残響音付加装置
の具体的な一実施例を示すブロック図、第8図は第7図
の実施例を機能的に表わした機能ブロック図、第9図お
よび第10図は遅延回路の基本的構成を示すブロック図
、第11は第9図の遅延回路の動作を説明するためのタ
イムチャート、第12図は第7図の実施例において発生
される初期反射音の特性図、第13図および第14図は
第7図の実施例において発生される残響音の特性図、第
15図は第7図の実施例におけるデータメモリの構造を
示す図、第16図は第7図の実施例におけるディレィレ
ングスデータメモリの構造を示す図、第17図は第7図
の実施例におけるアドレスカウンタの構造を示す図であ
る。 BPF・・・・・・バンドパスフィルタ、HPF・・・
・・・バイパスフィルタ、LPF・・・・・・ローパス
フィルタ、REV−G□〜REV−63・・・・・・残
響音形成回路、1・・・・・・初期反射音形成部、2・
・・・・・第1残響音形成部、3・・・・・・第2残響
音形成部、2A〜2C,3A〜3C・・・・・・遅延回
路、1G・・・・・・記憶部、20・・・・・・時間情
報発生部、30・・・・・・アドレス情報発生部、40
・・・・・・演算部。 i」 ト /5PD(t−xt ) 1本y、       ′ 第15図 :巨; −−J / 00 第14図 \〜 \、〜■\ SE I I;し7卯(−」:
Fig. 1 is a block diagram showing one embodiment of this invention, Figs. 2 to 6 are block diagrams and reverberation characteristic diagrams showing other embodiments of this invention, and Fig. 7 is a reverberation sound adding device according to this invention. 8 is a functional block diagram functionally representing the embodiment of FIG. 7, and FIGS. 9 and 10 are block diagrams showing the basic configuration of the delay circuit. , 11 is a time chart for explaining the operation of the delay circuit of FIG. 9, FIG. 12 is a characteristic diagram of early reflected sound generated in the embodiment of FIG. 7, and FIGS. 13 and 14 are FIG. 15 is a diagram showing the structure of the data memory in the embodiment of FIG. 7, and FIG. 16 is a diagram showing the structure of the delay length data memory in the embodiment of FIG. 7. FIG. 17 is a diagram showing the structure of the address counter in the embodiment of FIG. 7. BPF...Band pass filter, HPF...
...Bypass filter, LPF...Low pass filter, REV-G□~REV-63...Reverberant sound forming circuit, 1...Early reflected sound forming section, 2.
...First reverberant sound forming section, 3... Second reverberant sound forming section, 2A to 2C, 3A to 3C... Delay circuit, 1G... Memory Part, 20...Time information generation part, 30...Address information generation part, 40
・・・・・・Calculation section. i' t/5PD(t-xt) 1 y, ' Fig. 15: Huge; --J/00 Fig. 14 \~ \, ~ ■\ SE I I;

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 入力信号を周波数特性が互いに異なる複数の系列に分割
するフィルタ回路と、このフィルタ回路により分割した
各系列の信号に対しそれぞれ独立して所望の残響特性の
残響音を形成する複数の残響音形成チャンネルとを備え
てなる残響音付加装置。
A filter circuit that divides an input signal into multiple series with different frequency characteristics, and multiple reverberation sound forming channels that independently form reverberant sound with desired reverberation characteristics for each series of signals divided by this filter circuit. A reverberation sound adding device comprising:
JP12514181U 1981-08-26 1981-08-26 Reverberation sound addition device Granted JPS5831600U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12514181U JPS5831600U (en) 1981-08-26 1981-08-26 Reverberation sound addition device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12514181U JPS5831600U (en) 1981-08-26 1981-08-26 Reverberation sound addition device

Publications (2)

Publication Number Publication Date
JPS5831600U true JPS5831600U (en) 1983-03-01
JPH0112320Y2 JPH0112320Y2 (en) 1989-04-11

Family

ID=29918985

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12514181U Granted JPS5831600U (en) 1981-08-26 1981-08-26 Reverberation sound addition device

Country Status (1)

Country Link
JP (1) JPS5831600U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013508760A (en) * 2009-10-21 2013-03-07 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー.ファオ Reverberation device and method for reverberating an audio signal
WO2023199815A1 (en) * 2022-04-14 2023-10-19 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ Acoustic processing device, program, and acoustic processing system

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995034883A1 (en) * 1994-06-15 1995-12-21 Sony Corporation Signal processor and sound reproducing device
JP6481905B2 (en) 2017-03-15 2019-03-13 カシオ計算機株式会社 Filter characteristic changing device, filter characteristic changing method, program, and electronic musical instrument

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013508760A (en) * 2009-10-21 2013-03-07 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー.ファオ Reverberation device and method for reverberating an audio signal
JP2015064597A (en) * 2009-10-21 2015-04-09 フラウンホッファー−ゲゼルシャフト ツァ フェルダールング デァ アンゲヴァンテン フォアシュンク エー.ファオ Reverberation device and method of reverberating audio signal
WO2023199815A1 (en) * 2022-04-14 2023-10-19 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ Acoustic processing device, program, and acoustic processing system

Also Published As

Publication number Publication date
JPH0112320Y2 (en) 1989-04-11

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