EP0748043A3 - Automatische Lautstärkekorrektur - Google Patents

Automatische Lautstärkekorrektur Download PDF

Info

Publication number
EP0748043A3
EP0748043A3 EP96108840A EP96108840A EP0748043A3 EP 0748043 A3 EP0748043 A3 EP 0748043A3 EP 96108840 A EP96108840 A EP 96108840A EP 96108840 A EP96108840 A EP 96108840A EP 0748043 A3 EP0748043 A3 EP 0748043A3
Authority
EP
European Patent Office
Prior art keywords
volume control
automatic volume
specified
correction
loudspeaker
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
EP96108840A
Other languages
English (en)
French (fr)
Other versions
EP0748043B1 (de
EP0748043A2 (de
Inventor
Helmut Dipl.-Ing. Geisser
Li Dr.-Ing. Zhou
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Loewe Opta GmbH
Original Assignee
Loewe Opta GmbH
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 Loewe Opta GmbH filed Critical Loewe Opta GmbH
Publication of EP0748043A2 publication Critical patent/EP0748043A2/de
Publication of EP0748043A3 publication Critical patent/EP0748043A3/de
Application granted granted Critical
Publication of EP0748043B1 publication Critical patent/EP0748043B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Circuit For Audible Band Transducer (AREA)

Abstract

Es wird ein Verfahren zur automatischen Lautstärkekorrektur bei der Wiedergabe von Tonsignalen über einen Lautsprecher angegeben, das in Abhängigkeit eines mittels Filter ermittelten mittleren Pegels eine Sollkorrektur des Lautstärkestellers in dem Tonsignalzweig vornimmt. Ferner wird eine Schaltung zur Durchführung des Verfahrens angegeben.
EP19960108840 1995-06-07 1996-06-01 Automatische Lautstärkekorrektur Expired - Lifetime EP0748043B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19520779 1995-06-07
DE1995120779 DE19520779C1 (de) 1995-06-07 1995-06-07 Automatische Lautstärkekorrektur

Publications (3)

Publication Number Publication Date
EP0748043A2 EP0748043A2 (de) 1996-12-11
EP0748043A3 true EP0748043A3 (de) 1998-06-10
EP0748043B1 EP0748043B1 (de) 2001-10-31

Family

ID=7763829

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19960108840 Expired - Lifetime EP0748043B1 (de) 1995-06-07 1996-06-01 Automatische Lautstärkekorrektur

Country Status (3)

Country Link
EP (1) EP0748043B1 (de)
DE (1) DE19520779C1 (de)
ES (1) ES2164804T3 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100426666C (zh) * 2004-09-29 2008-10-15 腾讯科技（深圳）有限公司 一种自动放大音量的方法
CN102044249B (zh) * 2010-12-10 2012-05-30 北京中科大洋科技发展股份有限公司 一种适用于文件播出系统的音频响度一致性控制方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6041331A (ja) * 1984-07-10 1985-03-05 Matsushita Electric Ind Co Ltd ラジオ受信機
DE3602643A1 (de) * 1986-01-29 1987-07-30 Herbert Puchner Automatische mikrofonsteuerung fuer elektroakustische uebertragungsanlagen
US5046107A (en) * 1986-09-30 1991-09-03 Yamaha Corporation Input level adjusting circuit

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6041331A (ja) * 1984-07-10 1985-03-05 Matsushita Electric Ind Co Ltd ラジオ受信機
DE3602643A1 (de) * 1986-01-29 1987-07-30 Herbert Puchner Automatische mikrofonsteuerung fuer elektroakustische uebertragungsanlagen
US5046107A (en) * 1986-09-30 1991-09-03 Yamaha Corporation Input level adjusting circuit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 009, no. 165 (E - 327) 10 July 1985 (1985-07-10) *

Also Published As

Publication number Publication date
ES2164804T3 (es) 2002-03-01
EP0748043B1 (de) 2001-10-31
EP0748043A2 (de) 1996-12-11
DE19520779C1 (de) 1996-05-09

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