JPH0479200B2 - - Google Patents

Info

Publication number
JPH0479200B2
JPH0479200B2 JP59189816A JP18981684A JPH0479200B2 JP H0479200 B2 JPH0479200 B2 JP H0479200B2 JP 59189816 A JP59189816 A JP 59189816A JP 18981684 A JP18981684 A JP 18981684A JP H0479200 B2 JPH0479200 B2 JP H0479200B2
Authority
JP
Japan
Prior art keywords
signal
input terminal
section
combining unit
digital
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
JP59189816A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6076900A (ja
Inventor
Aderuberuto Maria Nyuuendeieiku Yorisu
Dominikusu Antoniusu Maria Fuan Hieiseru Uiruherumusu
Berunarudosu Yosefu Sanderusu Heoruhiusu
Maria Fuan Nyuurando Yakobu
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of JPS6076900A publication Critical patent/JPS6076900A/ja
Publication of JPH0479200B2 publication Critical patent/JPH0479200B2/ja
Granted legal-status Critical Current

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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/005—Details of transducers, loudspeakers or microphones using digitally weighted transducing elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
JP59189816A 1983-09-15 1984-09-12 拡声装置 Granted JPS6076900A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8303185 1983-09-15
NL8303185A NL8303185A (nl) 1983-09-15 1983-09-15 Hybried luidsprekersysteem eventueel met een of meer korrektieketens.

Publications (2)

Publication Number Publication Date
JPS6076900A JPS6076900A (ja) 1985-05-01
JPH0479200B2 true JPH0479200B2 (OSRAM) 1992-12-15

Family

ID=19842406

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59189816A Granted JPS6076900A (ja) 1983-09-15 1984-09-12 拡声装置

Country Status (7)

Country Link
US (1) US4555797A (OSRAM)
EP (1) EP0137549B1 (OSRAM)
JP (1) JPS6076900A (OSRAM)
KR (1) KR850002729A (OSRAM)
CA (1) CA1209926A (OSRAM)
DE (1) DE3467967D1 (OSRAM)
NL (1) NL8303185A (OSRAM)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3485242D1 (de) * 1983-11-28 1991-12-12 Pfleiderer Peter M Dipl Ing Einrichtung zur kompensation von wiedergabefehlern eines elektroakustischen wandlers.
JPH0631839Y2 (ja) * 1988-09-30 1994-08-22 ヤマハ株式会社 駆動装置
US5872855A (en) * 1995-03-22 1999-02-16 Chain Reactions, Inc. Multiple voice coil, multiple function loudspeaker
JP2971018B2 (ja) * 1995-11-17 1999-11-02 スター精密株式会社 電気音響変換器
JPH1013986A (ja) * 1996-06-18 1998-01-16 Sony Corp スピーカ装置
JPH10145887A (ja) * 1996-11-07 1998-05-29 Sony Corp スピーカ装置
JP3377173B2 (ja) * 1998-02-16 2003-02-17 松下電器産業株式会社 ディジタル式電気音響変換器
US6829131B1 (en) 1999-09-13 2004-12-07 Carnegie Mellon University MEMS digital-to-acoustic transducer with error cancellation
US7088827B1 (en) 1999-12-09 2006-08-08 Broan-Nutone Llc Reconfigurable speaker system
EP1148758A1 (en) * 2000-04-18 2001-10-24 THOMSON multimedia S.A. Cabinet for audio devices
AU2002331624A1 (en) * 2001-08-17 2003-03-03 Carnegie Mellon University Method and apparatus for reconstruction of soundwaves from digital signals
US20030210799A1 (en) * 2002-05-10 2003-11-13 Gabriel Kaigham J. Multiple membrane structure and method of manufacture
US7049051B2 (en) * 2003-01-23 2006-05-23 Akustica, Inc. Process for forming and acoustically connecting structures on a substrate
US7509180B2 (en) * 2003-05-23 2009-03-24 Microsoft Corporation Extending digital rights management and authentication to audio speakers
US7024014B1 (en) 2003-06-04 2006-04-04 Harman International Industries, Incorporated Multiple voice-coil cone-driver
US20050078848A1 (en) * 2003-10-09 2005-04-14 Audio Products International Corp. Power amplifier and method for split voice coil transducer or speaker
KR101341756B1 (ko) * 2006-05-21 2013-12-13 트라이젠스 세미컨덕터 가부시키가이샤 디지털 아날로그 변환장치
JP5552614B2 (ja) * 2008-06-16 2014-07-16 株式会社 Ｔｒｉｇｅｎｃｅ Ｓｅｍｉｃｏｎｄｕｃｔｏｒ デジタルスピーカー駆動装置，デジタルスピーカー装置，アクチュエータ，平面ディスプレイ装置及び携帯電子機器
WO2011070810A1 (ja) 2009-12-09 2011-06-16 株式会社 Ｔｒｉｇｅｎｃｅ Ｓｅｍｉｃｏｎｄｕｃｔｏｒ 選択装置
KR20120101186A (ko) * 2009-12-16 2012-09-13 트라이젠스 세미컨덕터 가부시키가이샤 음향 시스템
US9325232B1 (en) 2010-07-22 2016-04-26 Linear Labs, Inc. Method and apparatus for power generation
CN103250330B (zh) 2010-10-22 2016-09-14 弗雷德·E·汉斯德堡 一种改进的磁电机
WO2014036567A1 (en) * 2012-09-03 2014-03-06 Linear Labs, Inc. An improved transducer and method of operation

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3064168A (en) * 1958-06-19 1962-11-13 Reeves Instrument Corp Digitally controlled coarse-fine positioning system
CH382835A (fr) * 1961-01-18 1964-10-15 Csf Traducteur binaire-analogique
US3651266A (en) * 1969-08-11 1972-03-21 Chamberlain Mfg Corp An amplifying system with reduced feedback
DE2345544C3 (de) * 1972-09-11 1976-12-23 Matsushita Electric Ind Co Ltd Schallwiedergabesystem
DE3020247C2 (de) * 1980-05-28 1982-09-02 Franz Vertriebsgesellschaft mbH, 7634 Kippenheim Verfahren und Anordnung zur Umwandlung von Schallwellen in digitale elektrische Signale mit Hilfe von elektroakustischen Wandlern
US4360707A (en) * 1980-11-24 1982-11-23 Cts Corporation Digitally driven combination coils for electrodynamic acoustic transducers
JPS57186898A (en) * 1981-05-13 1982-11-17 Pioneer Electronic Corp Loudspeaker
JPS5831699A (ja) * 1981-08-19 1983-02-24 Pioneer Electronic Corp 動電形スピ−カ
JPS5911098A (ja) * 1982-07-09 1984-01-20 Nippon Gakki Seizo Kk 音響再生装置

Also Published As

Publication number Publication date
EP0137549A1 (en) 1985-04-17
EP0137549B1 (en) 1987-12-02
US4555797A (en) 1985-11-26
DE3467967D1 (en) 1988-01-14
JPS6076900A (ja) 1985-05-01
CA1209926A (en) 1986-08-19
NL8303185A (nl) 1985-04-01
KR850002729A (ko) 1985-05-15

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