DE59401348D1 - Schaltungsanordnung zur ableitung von signalen zur maskierung von audiosignalen - Google Patents

Schaltungsanordnung zur ableitung von signalen zur maskierung von audiosignalen

Info

Publication number
DE59401348D1
DE59401348D1 DE59401348T DE59401348T DE59401348D1 DE 59401348 D1 DE59401348 D1 DE 59401348D1 DE 59401348 T DE59401348 T DE 59401348T DE 59401348 T DE59401348 T DE 59401348T DE 59401348 D1 DE59401348 D1 DE 59401348D1
Authority
DE
Germany
Prior art keywords
signals
circuit arrangement
deriving
masking audio
audio signals
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
DE59401348T
Other languages
English (en)
Inventor
Djahanyar Chahabadi
Matthias Herrmann
Lothar Vogt
Juergen Kaesser
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.)
Blaupunkt Werke GmbH
Original Assignee
Blaupunkt Werke 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
Priority claimed from DE4309518A external-priority patent/DE4309518A1/de
Application filed by Blaupunkt Werke GmbH filed Critical Blaupunkt Werke GmbH
Application granted granted Critical
Publication of DE59401348D1 publication Critical patent/DE59401348D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04H40/45—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 for FM stereophonic broadcast systems receiving
    • H04H40/63—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 for FM stereophonic broadcast systems receiving for separation improvements or adjustments
    • 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
    • H04H40/45—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 for FM stereophonic broadcast systems receiving
    • H04H40/72—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 for FM stereophonic broadcast systems receiving for noise suppression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
    • H04H20/57—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for mobile receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
  • Stereo-Broadcasting Methods (AREA)
  • Circuits Of Receivers In General (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
DE59401348T 1993-03-24 1994-03-22 Schaltungsanordnung zur ableitung von signalen zur maskierung von audiosignalen Expired - Lifetime DE59401348D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4309518A DE4309518A1 (de) 1993-03-24 1993-03-24 Schaltungsanordnung zur Ableitung mindestens eines von der Qualität eines empfangenen Signals abhängigen Qualitätssignals
PCT/DE1994/000321 WO1994022229A1 (de) 1993-03-24 1994-03-22 Schaltungsanordnung zur ableitung von signalen zur maskierung von audiosignalen

Publications (1)

Publication Number Publication Date
DE59401348D1 true DE59401348D1 (de) 1997-01-30

Family

ID=38729052

Family Applications (1)

Application Number Title Priority Date Filing Date
DE59401348T Expired - Lifetime DE59401348D1 (de) 1993-03-24 1994-03-22 Schaltungsanordnung zur ableitung von signalen zur maskierung von audiosignalen

Country Status (5)

Country Link
US (1) US5661810A (de)
EP (1) EP0691050B1 (de)
JP (1) JP3676363B2 (de)
DE (1) DE59401348D1 (de)
WO (1) WO1994022229A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4434451A1 (de) * 1994-09-27 1996-03-28 Blaupunkt Werke Gmbh Amplitudendemodulator
EP0776144B1 (de) * 1995-11-25 2001-04-11 Micronas GmbH Signalmodifikationsschaltung
DE19630395C1 (de) * 1996-07-26 1997-10-02 Sgs Thomson Microelectronics Elektrische Stummsteuerschaltung
US6856925B2 (en) * 2001-10-26 2005-02-15 Texas Instruments Incorporated Active removal of aliasing frequencies in a decimating structure by changing a decimation ratio in time and space
DE10224699A1 (de) * 2002-06-04 2003-12-24 Bosch Gmbh Robert Verfahren und Schaltungsanordnung zum Beeinflussen der Höhenwiedergabe eines Audiosignals
DE102010001548A1 (de) 2009-11-18 2011-05-19 Robert Bosch Gmbh Schaltungsanordnung für einen Empfänger
EP2636153A1 (de) * 2010-11-05 2013-09-11 Semiconductor Ideas To The Market (ITOM) Verfahren zur verringerung von rauschen in einem stereosignal, vorrichtung zur verarbeitung von stereosignalen und fm-empfänger mit dem verfahren

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5757051A (en) * 1980-09-22 1982-04-06 Nippon Gakki Seizo Kk Fm stereo receiver
US4497063A (en) * 1981-06-26 1985-01-29 Pioneer Electronic Corporation FM stereo demodulator
JPS61263327A (ja) * 1985-05-17 1986-11-21 Pioneer Electronic Corp 音声多重受信機
MX161741A (es) * 1987-08-28 1990-12-20 Motorola Inc Sistema mejorado de comunicaciones de frecuencia modulada
US4901350A (en) * 1989-04-20 1990-02-13 Delco Electronics Corporation Closed-loop audio attenuator
CA2025012A1 (en) * 1989-09-11 1991-03-12 William R. Short Audible noise reducing
US5027402A (en) * 1989-12-22 1991-06-25 Allegro Microsystems, Inc. Blend-on-noise stereo decoder
DE69110934T2 (de) * 1990-03-28 1995-11-23 Pioneer Electronic Corp Rauschreduktionsschaltung.
US5257312A (en) * 1991-05-03 1993-10-26 U.S. Philips Corporation Time-discrete stereo decoder
US5249233A (en) * 1992-04-06 1993-09-28 Ford Motor Company Multipath noise minimizer for radio receiver
US5432854A (en) * 1993-02-25 1995-07-11 Chrysler Corporation Stereo FM receiver, noise control circuit therefor
DE4311933A1 (de) * 1993-04-10 1994-10-13 Blaupunkt Werke Gmbh Schaltungsanordnung zur Erzeugung eines Stopp-Signals für einen Sendersuchlauf

Also Published As

Publication number Publication date
JP3676363B2 (ja) 2005-07-27
US5661810A (en) 1997-08-26
EP0691050B1 (de) 1996-12-18
JPH08508143A (ja) 1996-08-27
EP0691050A1 (de) 1996-01-10
WO1994022229A1 (de) 1994-09-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition