ES2178492T3 - Sistema de audio para vehiculo. - Google Patents

Sistema de audio para vehiculo.

Info

Publication number
ES2178492T3
ES2178492T3 ES99958106T ES99958106T ES2178492T3 ES 2178492 T3 ES2178492 T3 ES 2178492T3 ES 99958106 T ES99958106 T ES 99958106T ES 99958106 T ES99958106 T ES 99958106T ES 2178492 T3 ES2178492 T3 ES 2178492T3
Authority
ES
Spain
Prior art keywords
vehicle
audio system
amplifier
audio
audio frequencies
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
ES99958106T
Other languages
English (en)
Inventor
Rainer Beer
Alfred Grom
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.)
Bayerische Motoren Werke AG
Original Assignee
Bayerische Motoren Werke AG
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 Bayerische Motoren Werke AG filed Critical Bayerische Motoren Werke AG
Application granted granted Critical
Publication of ES2178492T3 publication Critical patent/ES2178492T3/es
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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
  • Amplifiers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)

Abstract

Sistema de audio para vehículo con un receptor de señal de audio, un amplificador unido a éste a través de un conductor óptico y un altavoz, caracterizado porque está previsto, para bajas frecuencias de audio, un amplificador separado que es alimentado con una tensión de funcionamiento sensiblemente más alta que la del amplificador o amplificadores para las otras frecuencias de audio.
ES99958106T 1998-12-19 1999-11-22 Sistema de audio para vehiculo. Expired - Lifetime ES2178492T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19858836A DE19858836A1 (de) 1998-12-19 1998-12-19 Fahrzeug-Audiosystem

Publications (1)

Publication Number Publication Date
ES2178492T3 true ES2178492T3 (es) 2002-12-16

Family

ID=7891818

Family Applications (1)

Application Number Title Priority Date Filing Date
ES99958106T Expired - Lifetime ES2178492T3 (es) 1998-12-19 1999-11-22 Sistema de audio para vehiculo.

Country Status (5)

Country Link
US (1) US7092530B1 (es)
EP (1) EP1142448B1 (es)
DE (2) DE19858836A1 (es)
ES (1) ES2178492T3 (es)
WO (1) WO2000038476A2 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2400762B (en) * 2003-04-15 2006-04-26 Qed Audio Products Ltd Amplifier arrangement and distributed audio system
GB2435736B (en) * 2006-03-02 2008-11-12 Armour Home Electronics Sound reproduction device
US8270636B2 (en) * 2007-07-10 2012-09-18 Ko Chun Ming Jimmy Photon audio amplifier and fiber link for audio systems
US20120014071A1 (en) * 2010-07-16 2012-01-19 Robert Louis Fils Amplifier with sealed entry points

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4180782A (en) * 1978-06-05 1979-12-25 Rca Corporation Phantom full-bridge amplifier
US4282605B1 (en) 1979-10-05 1996-01-23 Bose Corp Sound reproducing with remote amplifying transducer
US4809338A (en) * 1985-07-05 1989-02-28 Harman International Industries, Incorporated Automotive sound system
IT1200794B (it) * 1985-10-16 1989-01-27 Sgs Microelettronica Spa Dispositivo per aumentare la potenza di uscita di una apparecchio radio alimentato a bassa tensione particolarmente del tipo autoradio
US4636741A (en) * 1985-11-01 1987-01-13 Motorola, Inc. Multi-level power amplifying circuitry for portable radio transceivers
DE4041220A1 (de) * 1990-12-21 1992-07-02 Vogt Electronic Ag Stromversorgung fuer kraftfahrzeuge
US5426394A (en) * 1993-03-12 1995-06-20 Thomson Consumer Electronics S.A. Sound intermediate frequency amplifier for a broadcast receiver
KR100315614B1 (ko) * 1995-10-31 2002-09-17 산요 덴키 가부시키가이샤 증폭회로
US5983087A (en) * 1997-06-26 1999-11-09 Delco Electronics Corporation Distributed digital signal processing for vehicle audio systems
US6310959B1 (en) * 1999-08-24 2001-10-30 Diaural, Llc Tuned order crossover network for electro-acoustic loudspeakers
US6766026B2 (en) * 2000-12-15 2004-07-20 Thomson Licensing, S.A. Dynamic allocation of power supplied by a power supply and frequency agile spectral filtering of signals

Also Published As

Publication number Publication date
DE59902086D1 (de) 2002-08-22
US7092530B1 (en) 2006-08-15
EP1142448A2 (de) 2001-10-10
EP1142448B1 (de) 2002-07-17
WO2000038476A3 (de) 2000-10-26
DE19858836A1 (de) 2000-06-21
WO2000038476A2 (de) 2000-06-29

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