NO20010787L - Harmonisk forsterker for elektroakustisk omformer - Google Patents
Harmonisk forsterker for elektroakustisk omformerInfo
- Publication number
- NO20010787L NO20010787L NO20010787A NO20010787A NO20010787L NO 20010787 L NO20010787 L NO 20010787L NO 20010787 A NO20010787 A NO 20010787A NO 20010787 A NO20010787 A NO 20010787A NO 20010787 L NO20010787 L NO 20010787L
- Authority
- NO
- Norway
- Prior art keywords
- audio
- electroacoustic
- inverter
- winding
- harmonic amplifier
- Prior art date
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)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
Når det gjelder lydgjengivelse er det vanlig å anvende membraner som eksiteres av magnetiske drivere eller utstyr som omfatter elektrostatisk påvirkede bånd. Alle disse produkter har vesentlige masser i bevegelse for å frembringe lyden, l motsetning til dette frembringer selve lyden ved anslag mellom luftpartikler med uendelig liten masse og som frembringer meget høye lydforplantningshastig- heter. Foreliggende fremgangsmåte utnytter elektromagnetisme på svakt nivå og som bringes til å påvirke de omgivende luftpartikler slik at det opprettes et nytt magnetfelt. Denne fremgangsmåte har som særtrekk at den benytter en anordning (fig. 1) bestående av minst en elektrisk trådvikling (1) viklet opp på en bøyelig polymerbærer (2). Impedansen av denne trådvikling er av størrelsesorden 8 ohm. Denne anordning er tilkoplet et elektrisk audiosignal fra et akustisk kammer eller til en akustisk effektforsyning. Dette apparat og den tilsvarende fremgangsmåte kan anvendes på alt audio- og audio/video-utstyr samt ved alle kommunikasjonstyper, slik som telefon, radio, samt for medisinske formål i den hensikt å forbedre hørselssvekkede per- soners høreevne.
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 NO20010787D0 (no) | 2001-02-16 |
NO20010787L true 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)
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)
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 |
-
1998
- 1998-08-18 FR FR9810596A patent/FR2782595B1/fr not_active Expired - Fee Related
-
1999
- 1999-07-22 ES ES99932952T patent/ES2373148T3/es not_active Expired - Lifetime
- 1999-07-22 RU RU2001107116/28A patent/RU2266627C2/ru not_active IP Right Cessation
- 1999-07-22 KR KR1020017002099A patent/KR20010079659A/ko not_active Application Discontinuation
- 1999-07-22 IL IL14147499A patent/IL141474A0/xx unknown
- 1999-07-22 AT AT99932952T patent/ATE523041T1/de not_active IP Right Cessation
- 1999-07-22 AU AU49157/99A patent/AU4915799A/en not_active Abandoned
- 1999-07-22 CA CA002340072A patent/CA2340072C/fr not_active Expired - Fee Related
- 1999-07-22 WO PCT/FR1999/001807 patent/WO2000011910A1/fr not_active Application Discontinuation
- 1999-07-22 DK DK99932952.7T patent/DK1112670T3/da active
- 1999-07-22 EP EP99932952A patent/EP1112670B1/fr not_active Expired - Lifetime
- 1999-07-22 US US09/744,983 patent/US6944306B1/en not_active Expired - Fee Related
- 1999-07-22 JP JP2000567050A patent/JP4413433B2/ja not_active Expired - Fee Related
- 1999-07-22 BR BR9913122-6A patent/BR9913122A/pt not_active IP Right Cessation
- 1999-07-22 CN CN99809840A patent/CN1314067A/zh active Pending
-
2001
- 2001-02-16 NO NO20010787A patent/NO20010787L/no unknown
-
2002
- 2002-03-15 HK HK02102036.0A patent/HK1040344A1/zh unknown
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 |
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 |
NO20010787D0 (no) | 2001-02-16 |
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 |
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