NO20006329D0 - Kondensatorlöst overgangsnett for elektroakustiske höyttalere - Google Patents

Kondensatorlöst overgangsnett for elektroakustiske höyttalere

Info

Publication number
NO20006329D0
NO20006329D0 NO20006329A NO20006329A NO20006329D0 NO 20006329 D0 NO20006329 D0 NO 20006329D0 NO 20006329 A NO20006329 A NO 20006329A NO 20006329 A NO20006329 A NO 20006329A NO 20006329 D0 NO20006329 D0 NO 20006329D0
Authority
NO
Norway
Prior art keywords
frequency band
crossover network
electro
capacitor
high frequency
Prior art date
Application number
NO20006329A
Other languages
English (en)
Other versions
NO20006329L (no
Inventor
Eric Alexander
Original Assignee
Diaural Company Llc
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 Diaural Company Llc filed Critical Diaural Company Llc
Publication of NO20006329D0 publication Critical patent/NO20006329D0/no
Publication of NO20006329L publication Critical patent/NO20006329L/no

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
    • H04R3/00—Circuits for transducers
    • H04R3/12—Circuits for transducers for distributing signals to two or more loudspeakers
    • H04R3/14—Cross-over networks

Landscapes

  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Amplifiers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Telephone Set Structure (AREA)
  • Communication Cables (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Stereophonic System (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
NO20006329A 1998-07-23 2000-12-12 Kondensatorløst overgangsnett for elektroakustiske høyttalere NO20006329L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/121,753 US6115475A (en) 1998-07-23 1998-07-23 Capacitor-less crossover network for electro-acoustic loudspeakers
PCT/US1998/020826 WO2000005809A1 (en) 1998-07-23 1998-10-02 Capacitor-less crossover network for electro-acoustic loudspeakers

Publications (2)

Publication Number Publication Date
NO20006329D0 true NO20006329D0 (no) 2000-12-12
NO20006329L NO20006329L (no) 2001-03-07

Family

ID=22398581

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20006329A NO20006329L (no) 1998-07-23 2000-12-12 Kondensatorløst overgangsnett for elektroakustiske høyttalere

Country Status (19)

Country Link
US (2) US6115475A (no)
EP (1) EP1097510B1 (no)
JP (1) JP4243021B2 (no)
KR (1) KR20010071499A (no)
CN (1) CN1127201C (no)
AT (1) ATE431647T1 (no)
AU (1) AU762084B2 (no)
BR (1) BR9815987A (no)
CA (1) CA2334842C (no)
DE (1) DE69840835D1 (no)
DK (1) DK1097510T3 (no)
EA (1) EA002858B1 (no)
ID (1) ID28906A (no)
IL (1) IL140329A0 (no)
MX (1) MXPA00012360A (no)
NO (1) NO20006329L (no)
NZ (1) NZ508761A (no)
PL (1) PL345661A1 (no)
WO (1) WO2000005809A1 (no)

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JP2000050387A (ja) * 1998-07-16 2000-02-18 Massachusetts Inst Of Technol <Mit> パラメトリックオ―ディオシステム
US6115475A (en) * 1998-07-23 2000-09-05 Diaural, L.L.C. Capacitor-less crossover network for electro-acoustic loudspeakers
WO2001022576A1 (en) * 1999-09-21 2001-03-29 Jeffrey James Coombs Loudspeaker frequency distribution and adjusting circuit
US6775385B1 (en) 1999-09-21 2004-08-10 James Loudspeaker, Llc Loudspeaker frequency distribution and adjusting circuit
US6587682B2 (en) * 2001-01-18 2003-07-01 Polycom, Inc. Signal routing for reduced power consumption in a conferencing system
JP2004266329A (ja) * 2003-01-30 2004-09-24 Matsushita Electric Ind Co Ltd スピーカシステム
US7321661B2 (en) * 2003-10-30 2008-01-22 Harman International Industries, Incorporated Current feedback system for improving crossover frequency response
WO2005071831A1 (en) * 2004-01-13 2005-08-04 Accugroove, Llc Audio speaker including impedance matching circuit
WO2005112602A2 (en) * 2004-05-21 2005-12-01 Logitech Europe S.A. Speaker with frequency directed dual drivers
US7443990B2 (en) * 2004-11-01 2008-10-28 Chattin Daniel A Voltage biased capacitor circuit for a loudspeaker
DE102005005759A1 (de) * 2005-02-07 2006-08-17 Ultrasone Ag Raumklang-Kopfhörer mit Hörhöchstfrequenzanhebung
ATE435523T1 (de) * 2005-04-08 2009-07-15 Nxp Bv Verfahren und vorrichtung zur verarbeitung von audiodaten, programmelement und computerlesbares medium
US8194886B2 (en) * 2005-10-07 2012-06-05 Ian Howa Knight Audio crossover system and method
US20070223735A1 (en) * 2006-03-27 2007-09-27 Knowles Electronics, Llc Electroacoustic Transducer System and Manufacturing Method Thereof
JP4937055B2 (ja) * 2007-09-18 2012-05-23 オンセミコンダクター・トレーディング・リミテッド 音質調整回路
KR100945508B1 (ko) 2007-11-16 2010-03-09 주식회사 하이닉스반도체 제로 캐패시터 램 및 그의 제조방법
KR100899162B1 (ko) * 2007-11-30 2009-05-27 (재)경기대진테크노파크 차동 증폭 회로 및 그를 갖는 무선 스피커 장치
US7646262B2 (en) * 2007-12-28 2010-01-12 Alcatel-Lucent Usa Inc. High speed wideband differential signal distribution
CN101971492A (zh) * 2008-03-13 2011-02-09 松下电器产业株式会社 信号分波器和使用它的电子设备、天线装置及信号传输方法
US20100246880A1 (en) * 2009-03-30 2010-09-30 Oxford J Craig Method and apparatus for enhanced stimulation of the limbic auditory response
US9185492B2 (en) * 2009-04-10 2015-11-10 Immerz, Inc. Systems and methods for acousto-haptic speakers
US20130101146A1 (en) * 2010-06-07 2013-04-25 Libratone A/S Compact stereo loudspeaker for wall mounting
CN102761802B (zh) * 2012-08-04 2014-11-26 鲍善翔 一种三分频器
US9113257B2 (en) 2013-02-01 2015-08-18 William E. Collins Phase-unified loudspeakers: parallel crossovers
WO2014186613A1 (en) * 2013-05-15 2014-11-20 Colorado Energy Research Technologies, LLC Impedance matching circuit for driving a speaker system
US9247340B2 (en) 2013-05-15 2016-01-26 Revx Technologies, Inc. Circuits for improved audio signal reconstruction
US20150312693A1 (en) * 2014-04-23 2015-10-29 William E. Collins Phase-unified loudspeakers: series crossovers
DE102014208256B4 (de) * 2014-04-30 2016-03-24 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Array aus elektroakustischen Aktuoren und Verfahren zum Herstellen eines Arrays
RU2554273C1 (ru) * 2014-05-05 2015-06-27 Вячеслав Николаевич Козлов Акустическая система
CN106303779B (zh) * 2015-06-03 2019-07-12 阿里巴巴集团控股有限公司 耳机
CN108134975A (zh) * 2016-12-01 2018-06-08 深圳市三诺数字科技有限公司 一种改善音频输出指向性的扬声器装置
US10701487B1 (en) * 2019-06-25 2020-06-30 Richard Modafferi Crossover for multi-driver loudspeakers
CN112153537A (zh) * 2019-06-28 2020-12-29 胡永慧 电磁振动换能系统
RU2762523C1 (ru) * 2021-05-11 2021-12-21 Александр Петрович Каратунов Фильтр для трехполосной акустической системы
FI20215622A1 (fi) 2021-05-26 2022-11-27 Ps Audio Design Oy Menetelmä ja järjestely äänen tuottamiseksi elektronisessa laitteessa
CN116405020A (zh) * 2023-02-15 2023-07-07 佛山市宏音行音响有限公司 一种电信号无损分频电路

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US4229619A (en) * 1977-11-01 1980-10-21 Victor Company Of Japan, Limited Method and apparatus for driving a multi way speaker system
US4387352A (en) * 1980-03-03 1983-06-07 The United States Of America As Represented By The Secretary Of The Navy Transducer array crossover network
US4475233A (en) * 1981-10-08 1984-10-02 Watkins William H Resistively damped loudspeaker system
JPS5936689U (ja) * 1982-08-31 1984-03-07 パイオニア株式会社 スピ−カ装置
JPS5977796A (ja) * 1982-10-26 1984-05-04 Murata Mfg Co Ltd 圧電スピ−カシステムのネツトワ−ク回路
US4771466A (en) * 1983-10-07 1988-09-13 Modafferi Acoustical Systems, Ltd. Multidriver loudspeaker apparatus with improved crossover filter circuits
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Also Published As

Publication number Publication date
DK1097510T3 (da) 2009-08-03
EA200001195A1 (ru) 2001-06-25
US6115475A (en) 2000-09-05
NZ508761A (en) 2002-03-28
AU9784198A (en) 2000-02-14
US6381334B1 (en) 2002-04-30
PL345661A1 (en) 2002-01-02
WO2000005809A1 (en) 2000-02-03
ID28906A (id) 2001-07-12
BR9815987A (pt) 2001-10-09
IL140329A0 (en) 2002-02-10
JP2002521902A (ja) 2002-07-16
EP1097510A4 (en) 2005-09-14
CN1295735A (zh) 2001-05-16
EA002858B1 (ru) 2002-10-31
MXPA00012360A (es) 2003-01-13
JP4243021B2 (ja) 2009-03-25
NO20006329L (no) 2001-03-07
CA2334842C (en) 2007-01-16
ATE431647T1 (de) 2009-05-15
EP1097510A1 (en) 2001-05-09
CN1127201C (zh) 2003-11-05
AU762084B2 (en) 2003-06-19
DE69840835D1 (de) 2009-06-25
EP1097510B1 (en) 2009-05-13
KR20010071499A (ko) 2001-07-28
CA2334842A1 (en) 2000-02-03

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