NO20010787D0 - Harmonisk forsterker og tilsvarende elektroakustisk transduser - Google Patents

Harmonisk forsterker og tilsvarende elektroakustisk transduser

Info

Publication number
NO20010787D0
NO20010787D0 NO20010787A NO20010787A NO20010787D0 NO 20010787 D0 NO20010787 D0 NO 20010787D0 NO 20010787 A NO20010787 A NO 20010787A NO 20010787 A NO20010787 A NO 20010787A NO 20010787 D0 NO20010787 D0 NO 20010787D0
Authority
NO
Norway
Prior art keywords
audio
electroacoustic transducer
winding
harmonic amplifier
corresponding electroacoustic
Prior art date
Application number
NO20010787A
Other languages
English (en)
Other versions
NO20010787L (no
Inventor
Marc Charbonneaux
Patrice Morchain
Pierre Piccaluga
Claude-Annie Perrichon
Original Assignee
Picasound Internat
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 Picasound Internat filed Critical Picasound Internat
Publication of NO20010787D0 publication Critical patent/NO20010787D0/no
Publication of NO20010787L publication Critical patent/NO20010787L/no

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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
  • Amplifiers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Communication Cables (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
NO20010787A 1998-08-18 2001-02-16 Harmonisk forsterker for elektroakustisk omformer NO20010787L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9810596A FR2782595B1 (fr) 1998-08-18 1998-08-18 Amplificateur harmonique transducteur electroacoustique
PCT/FR1999/001807 WO2000011910A1 (fr) 1998-08-18 1999-07-22 Amplificateur harmonique et transducteur electro-acoustique correspondant

Publications (2)

Publication Number Publication Date
NO20010787D0 true NO20010787D0 (no) 2001-02-16
NO20010787L NO20010787L (no) 2001-04-06

Family

ID=9529806

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20010787A NO20010787L (no) 1998-08-18 2001-02-16 Harmonisk forsterker for elektroakustisk omformer

Country Status (17)

Country Link
US (1) US6944306B1 (no)
EP (1) EP1112670B1 (no)
JP (1) JP4413433B2 (no)
KR (1) KR20010079659A (no)
CN (1) CN1314067A (no)
AT (1) ATE523041T1 (no)
AU (1) AU4915799A (no)
BR (1) BR9913122A (no)
CA (1) CA2340072C (no)
DK (1) DK1112670T3 (no)
ES (1) ES2373148T3 (no)
FR (1) FR2782595B1 (no)
HK (1) HK1040344A1 (no)
IL (1) IL141474A0 (no)
NO (1) NO20010787L (no)
RU (1) RU2266627C2 (no)
WO (1) WO2000011910A1 (no)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI118368B (fi) * 2001-11-15 2007-10-15 Pekka Saastamoinen Menetelmä ja laitejärjestely audiojärjestelmän äänenlaadun parantamiseksi

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3766334A (en) * 1971-11-15 1973-10-16 A Burke Double voice coil loudspeaker
FR2521808A1 (fr) * 1982-02-12 1983-08-19 Richard Rapp Robert Haut-parleur a ruban pour les sons aigus
US4443731A (en) * 1982-09-30 1984-04-17 Butler John L Hybrid piezoelectric and magnetostrictive acoustic wave transducer
FR2638930B1 (fr) * 1988-11-10 1991-05-31 Languedoc Acieries Haut Transducteur electroacoustique
US5361306A (en) * 1993-02-23 1994-11-01 True Dimensional Sound, Inc. Apparatus and methods for enhancing an electronic audio signal
US6275593B1 (en) * 1996-05-10 2001-08-14 True Dimensional Sound, Inc. Apparatus and methods for the harmonic enhancement of electronic audio signals
US5917922A (en) * 1995-11-08 1999-06-29 Kukurudza; Vladimir Walter Method of operating a single loud speaker drive system
US5748758A (en) * 1996-01-25 1998-05-05 Menasco, Jr.; Lawrence C. Acoustic audio transducer with aerogel diaphragm
US6208742B1 (en) * 1998-08-19 2001-03-27 True Dimensional Sound, Inc. Electro-acoustic dynamic transducer system for use in a loud speaker
US6792120B1 (en) * 1999-02-25 2004-09-14 Jonathan M. Szenics Audio signal enhancement and amplification system

Also Published As

Publication number Publication date
EP1112670A1 (fr) 2001-07-04
JP2002524001A (ja) 2002-07-30
US6944306B1 (en) 2005-09-13
ES2373148T3 (es) 2012-01-31
FR2782595A1 (fr) 2000-02-25
JP4413433B2 (ja) 2010-02-10
BR9913122A (pt) 2001-09-25
CA2340072C (fr) 2008-02-19
ATE523041T1 (de) 2011-09-15
NO20010787L (no) 2001-04-06
HK1040344A1 (zh) 2002-05-31
EP1112670B1 (fr) 2011-08-31
IL141474A0 (en) 2002-03-10
CA2340072A1 (fr) 2000-03-02
AU4915799A (en) 2000-03-14
CN1314067A (zh) 2001-09-19
WO2000011910A1 (fr) 2000-03-02
RU2266627C2 (ru) 2005-12-20
KR20010079659A (ko) 2001-08-22
DK1112670T3 (da) 2011-12-12
FR2782595B1 (fr) 2001-04-20

Similar Documents

Publication Publication Date Title
KR100788678B1 (ko) 이어폰 기기의 소음 저감 장치 및 방법
US4259547A (en) Hearing aid with dual pickup
ATE146328T1 (de) Vorrichtung zur verbesserung der basswiedergabe bei lautsprechersystemen mit geschlossenen gehäusen
GB2082019A (en) Headphones
ATE341921T1 (de) Ein verteiltes stereosystem
JP2007526714A (ja) 圧電素材を用いたフィルム型スピーカーの製造方法及びこれを用いた音響装置
CN204180233U (zh) 一种高保真音频固体拾音器
EP0788722B1 (en) Apparatus and method of enhancing audio signals
NO20010787D0 (no) Harmonisk forsterker og tilsvarende elektroakustisk transduser
USH1503H (en) Cordless electric guitar
JPH11196488A (ja) 再生装置および方法
JP2897316B2 (ja) 再生装置及びヘッドフォーン装置
CN211406261U (zh) 计算机多媒体响度控制电路
JPH103292A (ja) カラオケ装置
Collins et al. In/Out: Speaker as Microphone, Microphone as Speaker, the Symmetry of It All
JPH03214999A (ja) 音響再生装置
JP3202630B2 (ja) スピーカー
KR101067595B1 (ko) 청취자의 청취 특성에 기반하여 저대역 오디오 신호를 보상하는 오디오 신호 재생장치
Seay The Electronics of Microphones and Loudspeakers
Hilliard A review of early developments in electroacoustics in the USA
KR200461189Y1 (ko) 청각기능 원리 이해를 위한 음성시스템
JPH038997Y2 (no)
KR960020596A (ko) 휴대용 무선 영상가요 반주기
Bissonette et al. Panoramic Tone Enhancement System
Hunt Role of Time Integration in the Discrimination of Frequency Response Patterns