DE3734084A1 - Verfahren zum wiedergeben mehrkanaliger tonsignale - Google Patents

Verfahren zum wiedergeben mehrkanaliger tonsignale

Info

Publication number
DE3734084A1
DE3734084A1 DE19873734084 DE3734084A DE3734084A1 DE 3734084 A1 DE3734084 A1 DE 3734084A1 DE 19873734084 DE19873734084 DE 19873734084 DE 3734084 A DE3734084 A DE 3734084A DE 3734084 A1 DE3734084 A1 DE 3734084A1
Authority
DE
Germany
Prior art keywords
signals
sound signals
sound
type
playback
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
DE19873734084
Other languages
German (de)
English (en)
Other versions
DE3734084C2 (enrdf_load_stackoverflow
Inventor
Guenther Dipl Ing Dr Theile
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.)
Institut fuer Rundfunktechnik GmbH
Original Assignee
Institut fuer Rundfunktechnik 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 Institut fuer Rundfunktechnik GmbH filed Critical Institut fuer Rundfunktechnik GmbH
Priority to DE19873734084 priority Critical patent/DE3734084A1/de
Publication of DE3734084A1 publication Critical patent/DE3734084A1/de
Application granted granted Critical
Publication of DE3734084C2 publication Critical patent/DE3734084C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic
    • H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/86—Arrangements characterised by the broadcast information itself
    • H04H20/88—Stereophonic broadcast systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/86—Arrangements characterised by the broadcast information itself
    • H04H20/88—Stereophonic broadcast systems
    • H04H20/89—Stereophonic broadcast systems using three or more audio channels, e.g. triphonic or quadraphonic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H40/00—Arrangements specially adapted for receiving broadcast information
    • H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
    • H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
    • H04H40/36—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95 specially adapted for stereophonic broadcast receiving
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • H04N5/602—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals for digital sound signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Stereophonic System (AREA)
DE19873734084 1987-10-08 1987-10-08 Verfahren zum wiedergeben mehrkanaliger tonsignale Granted DE3734084A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19873734084 DE3734084A1 (de) 1987-10-08 1987-10-08 Verfahren zum wiedergeben mehrkanaliger tonsignale

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873734084 DE3734084A1 (de) 1987-10-08 1987-10-08 Verfahren zum wiedergeben mehrkanaliger tonsignale

Publications (2)

Publication Number Publication Date
DE3734084A1 true DE3734084A1 (de) 1989-04-27
DE3734084C2 DE3734084C2 (enrdf_load_stackoverflow) 1992-01-09

Family

ID=6337914

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873734084 Granted DE3734084A1 (de) 1987-10-08 1987-10-08 Verfahren zum wiedergeben mehrkanaliger tonsignale

Country Status (1)

Country Link
DE (1) DE3734084A1 (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4030121A1 (de) * 1989-10-11 1991-04-25 Mitsubishi Electric Corp Mehrkanal-audiowiedergabevorrichtung und -verfahren
DE4129918A1 (de) * 1990-09-13 1992-03-19 Pioneer Electronic Corp Tonwiedergabeeinrichtung
US5390256A (en) * 1991-01-08 1995-02-14 Dolby Laboratories Licensing Corporation Dynamic loader
US5583962A (en) * 1991-01-08 1996-12-10 Dolby Laboratories Licensing Corporation Encoder/decoder for multidimensional sound fields

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19646055A1 (de) * 1996-11-07 1998-05-14 Thomson Brandt Gmbh Verfahren und Vorrichtung zur Abbildung von Schallquellen auf Lautsprecher

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2827159C3 (de) * 1978-06-21 1981-08-20 Interessengemeinschaft für Rundfunkschutzrechte GmbH, 4000 Düsseldorf Verfahren zum Übertragen von stereophonen Signalen auf zwei gleichwertigen Fernsehtonkanälen (Zweiträgerverfahren) und Einrichtung zum Empfangen eines nach diesem Verfahren übertragenen Signals
DE2902933C3 (de) * 1979-01-26 1983-02-10 Interessengemeinschaft für Rundfunkschutzrechte GmbH, 4000 Düsseldorf Einrichtung zum Empfangen von auf zwei gleichwertigen Einzelkanälen übertragenen stereophonen Signalen
DE2512287C2 (enrdf_load_stackoverflow) * 1974-03-26 1988-04-07 National Research Development Corp., London, Gb

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2512287C2 (enrdf_load_stackoverflow) * 1974-03-26 1988-04-07 National Research Development Corp., London, Gb
DE2827159C3 (de) * 1978-06-21 1981-08-20 Interessengemeinschaft für Rundfunkschutzrechte GmbH, 4000 Düsseldorf Verfahren zum Übertragen von stereophonen Signalen auf zwei gleichwertigen Fernsehtonkanälen (Zweiträgerverfahren) und Einrichtung zum Empfangen eines nach diesem Verfahren übertragenen Signals
DE2902933C3 (de) * 1979-01-26 1983-02-10 Interessengemeinschaft für Rundfunkschutzrechte GmbH, 4000 Düsseldorf Einrichtung zum Empfangen von auf zwei gleichwertigen Einzelkanälen übertragenen stereophonen Signalen

Non-Patent Citations (7)

* Cited by examiner, † Cited by third party
Title
GERZON, Michael A.: Multi-system ambisonic decoder. In: Wireless World, July 1977, S. 43-47 *
GERZON, Michael A.: Variomatrix adaptor for System45J and Matrix H. In: Wireless World, May 1977, S. 50-51 *
HAMILL, D.: Universal matrix decoder. In: WirelessWorld, February 1978, S. 60 *
MAYR,Johann: So kommt RDS zum Sender, In: Funk- schau, 1987,H.16, S.27-30 *
METRO,J.G., GREENWOOD,R.R., CSICSATKA,A.: A mono- lithic 4-channel stereophonic decoder for an FM broadcast system with pilots,In:IEEE Transactions on Consumer Electronics, Vol.CE-21, 1975, No.1, S.95-103 *
MIELKE,Jürgen: Die Übertragung von Zusatzinforma- tion im UKW-Hörrundfunk, In: Rundfunktechnische Mitteilungen, Jahrg.28, 1984,H.2, S.69-73 *
Stereopaket für Fernsehgeräte, In: Funkschau, 1982H.20, S.65 *

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4030121A1 (de) * 1989-10-11 1991-04-25 Mitsubishi Electric Corp Mehrkanal-audiowiedergabevorrichtung und -verfahren
US5197099A (en) * 1989-10-11 1993-03-23 Mitsubishi Denki Kabushiki Kaisha Multiple-channel audio reproduction apparatus
DE4030121C2 (de) * 1989-10-11 1999-05-12 Mitsubishi Electric Corp Mehrkanal-Audiowiedergabevorrichtung
DE4129918A1 (de) * 1990-09-13 1992-03-19 Pioneer Electronic Corp Tonwiedergabeeinrichtung
US5390256A (en) * 1991-01-08 1995-02-14 Dolby Laboratories Licensing Corporation Dynamic loader
US5583962A (en) * 1991-01-08 1996-12-10 Dolby Laboratories Licensing Corporation Encoder/decoder for multidimensional sound fields
US5608805A (en) * 1991-01-08 1997-03-04 Dolby Laboratories Licensing Corporation Dynamic loader
US5633981A (en) * 1991-01-08 1997-05-27 Dolby Laboratories Licensing Corporation Method and apparatus for adjusting dynamic range and gain in an encoder/decoder for multidimensional sound fields
US5909664A (en) * 1991-01-08 1999-06-01 Ray Milton Dolby Method and apparatus for encoding and decoding audio information representing three-dimensional sound fields
US6021386A (en) * 1991-01-08 2000-02-01 Dolby Laboratories Licensing Corporation Coding method and apparatus for multiple channels of audio information representing three-dimensional sound fields

Also Published As

Publication number Publication date
DE3734084C2 (enrdf_load_stackoverflow) 1992-01-09

Similar Documents

Publication Publication Date Title
DE69433258T2 (de) Raumklangsignalverarbeitungsvorrichtung
DE69008247T2 (de) Räumliches Schallwiedergabesystem.
DE2244162C3 (de) «system
DE69406295T2 (de) Mehrkanal-sender-/empfängersystem mit lieferung von matrix/dekodierungskompatiblen signalen
DE602004001868T2 (de) Verfahren zum bearbeiten komprimierter audiodaten zur räumlichen wiedergabe
DE69714782T2 (de) Mehrkanal-audioverbesserungssystem zur verwendung in aufzeichnung und wiedergabe und verfahren zu seiner herstellung
DE69428939T2 (de) Verfahren zur Erhaltung einer Mehrkanaldekodiermatrix
EP0750811B1 (de) Verfahren zum codieren mehrerer audiosignale
DE69420982T2 (de) Schaltung für mehrdimensionalen Schall
DE69325952T2 (de) Kodierung und Dekodierung von Audio-information
DE69717678T2 (de) Stereotonerweiterer
EP0649588B1 (de) Übertragung und speicherung von mehrkanaligen tonsignalen bei anwendung von bitratenreduzierenden codierverfahren
DE2720984B2 (enrdf_load_stackoverflow)
DE69635466T2 (de) Raumklangbzw. Surround-Signal-Verarbeitungsvorrichtung
DE3040896C2 (de) Schaltungsanordnung zur Erzeugung und Aufbereitung stereophoner Signale aus einem monophonen Signal
DE2624568A1 (de) Stereophonisches wiedergabegeraet
DE2536682A1 (de) Verfahren und schaltungsanordnung fuer die stereophone tonwiedergabe
DE69834466T2 (de) Vorrichtung und Verfahren zur Schallbildlokalisierung
DE69124854T2 (de) Tonwiedergabegerät mit Raumklang
DE69424888T2 (de) Digitale Dreikanalübertragung von linken und rechten Stereosignalen und von einem Mittelsignal
DE19721487A1 (de) Verfahren und Vorrichtung zur Fehlerverschleierung bei Mehrkanaltonsignalen
DE19645867A1 (de) Verfahren zur mehrkanaligen Tonübertragung
DE2209424B2 (de) Codiermatrix zur codierung von vier signalen in zwei signalgemische
DE3734084C2 (enrdf_load_stackoverflow)
DE69220885T2 (de) Verfahren zur Dekodierung eines Audiosignals in welchem eine andere Information unter Verwendung des Verdeckungseffektes eingefügt wurde

Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8320 Willingness to grant licenses declared (paragraph 23)