DE69427001T2 - Dolby-Prologic-Dekodierer - Google Patents

Dolby-Prologic-Dekodierer

Info

Publication number
DE69427001T2
DE69427001T2 DE1994627001 DE69427001T DE69427001T2 DE 69427001 T2 DE69427001 T2 DE 69427001T2 DE 1994627001 DE1994627001 DE 1994627001 DE 69427001 T DE69427001 T DE 69427001T DE 69427001 T2 DE69427001 T2 DE 69427001T2
Authority
DE
Germany
Prior art keywords
dolby prologic
prologic decoder
decoder
dolby
prologic
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.)
Expired - Lifetime
Application number
DE1994627001
Other languages
English (en)
Other versions
DE69427001D1 (de
Inventor
Dr Maekivirta
Raimo Jokinen
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.)
Nokia Technology GmbH
Original Assignee
Nokia Technology 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 Nokia Technology GmbH filed Critical Nokia Technology GmbH
Application granted granted Critical
Publication of DE69427001D1 publication Critical patent/DE69427001D1/de
Publication of DE69427001T2 publication Critical patent/DE69427001T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
DE1994627001 1993-06-15 1994-06-07 Dolby-Prologic-Dekodierer Expired - Lifetime DE69427001T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI932735A FI102799B (fi) 1993-06-15 1993-06-15 Paranettu Dolby Prologic -dekooderi

Publications (2)

Publication Number Publication Date
DE69427001D1 DE69427001D1 (de) 2001-05-10
DE69427001T2 true DE69427001T2 (de) 2001-09-06

Family

ID=8538134

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1994627001 Expired - Lifetime DE69427001T2 (de) 1993-06-15 1994-06-07 Dolby-Prologic-Dekodierer

Country Status (3)

Country Link
EP (1) EP0630168B1 (de)
DE (1) DE69427001T2 (de)
FI (1) FI102799B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW247390B (en) * 1994-04-29 1995-05-11 Audio Products Int Corp Apparatus and method for adjusting levels between channels of a sound system
EP0808076B1 (de) * 1996-05-17 2007-11-21 Micronas GmbH Raumklangsystem
SE521465C2 (sv) 1999-06-07 2003-11-04 Ericsson Telefon Ab L M Mobiltelefon med taligenkänningssystem innehållande en beräkningsenhet för spektralavstånd.
US7003467B1 (en) * 2000-10-06 2006-02-21 Digital Theater Systems, Inc. Method of decoding two-channel matrix encoded audio to reconstruct multichannel audio
TWI420918B (zh) * 2005-12-02 2013-12-21 Dolby Lab Licensing Corp 低複雜度音訊矩陣解碼器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4589129A (en) * 1984-02-21 1986-05-13 Kintek, Inc. Signal decoding system
US4799260A (en) * 1985-03-07 1989-01-17 Dolby Laboratories Licensing Corporation Variable matrix decoder
JP3108087B2 (ja) * 1990-10-29 2000-11-13 パイオニア株式会社 音場補正装置

Also Published As

Publication number Publication date
FI932735A0 (fi) 1993-06-15
FI102799B1 (fi) 1999-02-15
EP0630168A1 (de) 1994-12-21
FI932735A (fi) 1994-12-16
FI102799B (fi) 1999-02-15
EP0630168B1 (de) 2001-04-04
DE69427001D1 (de) 2001-05-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition