DE69731912D1 - Digitaler Lautsprecher und Tonwiedergabeanordnung mit einem solchen Lautsprecher - Google Patents

Digitaler Lautsprecher und Tonwiedergabeanordnung mit einem solchen Lautsprecher

Info

Publication number
DE69731912D1
DE69731912D1 DE69731912T DE69731912T DE69731912D1 DE 69731912 D1 DE69731912 D1 DE 69731912D1 DE 69731912 T DE69731912 T DE 69731912T DE 69731912 T DE69731912 T DE 69731912T DE 69731912 D1 DE69731912 D1 DE 69731912D1
Authority
DE
Germany
Prior art keywords
speaker
reproduction device
sound reproduction
digital
digital speaker
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 - Fee Related
Application number
DE69731912T
Other languages
English (en)
Other versions
DE69731912T2 (de
Inventor
Jun Kishigami
Masao Fujihira
Takahiro Muraguchi
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of DE69731912D1 publication Critical patent/DE69731912D1/de
Application granted granted Critical
Publication of DE69731912T2 publication Critical patent/DE69731912T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • 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
    • H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
    • H04R2209/043—Short circuited voice coils driven by induction

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Circuit For Audible Band Transducer (AREA)
DE69731912T 1996-05-28 1997-05-21 Digitaler Lautsprecher und Tonwiedergabeanordnung mit einem solchen Lautsprecher Expired - Fee Related DE69731912T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP15617896 1996-05-28
JP15617896 1996-05-28
JP35904496 1996-12-27
JP8359044A JPH1051888A (ja) 1996-05-28 1996-12-27 スピーカ装置および音声再生システム

Publications (2)

Publication Number Publication Date
DE69731912D1 true DE69731912D1 (de) 2005-01-20
DE69731912T2 DE69731912T2 (de) 2005-10-06

Family

ID=26483990

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69712050T Expired - Fee Related DE69712050T2 (de) 1996-05-28 1997-05-21 Lautsprecher und Tonwiedergabeanordnung mit einem solchen Lautsprecher
DE69731912T Expired - Fee Related DE69731912T2 (de) 1996-05-28 1997-05-21 Digitaler Lautsprecher und Tonwiedergabeanordnung mit einem solchen Lautsprecher

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69712050T Expired - Fee Related DE69712050T2 (de) 1996-05-28 1997-05-21 Lautsprecher und Tonwiedergabeanordnung mit einem solchen Lautsprecher

Country Status (4)

Country Link
US (1) US6160894A (de)
EP (2) EP0810810B1 (de)
JP (1) JPH1051888A (de)
DE (2) DE69712050T2 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0029755D0 (en) * 2000-12-06 2001-01-17 Univ Warwick Loudspeaker systems
US6738318B1 (en) * 2001-03-05 2004-05-18 Scott C. Harris Audio reproduction system which adaptively assigns different sound parts to different reproduction parts
US20040062362A1 (en) * 2002-09-18 2004-04-01 Yasuyuki Matsuya Data communication method, data transmitting apparatus, data receiving apparatus, and data transmission program
US7024014B1 (en) 2003-06-04 2006-04-04 Harman International Industries, Incorporated Multiple voice-coil cone-driver
US6937737B2 (en) 2003-10-27 2005-08-30 Britannia Investment Corporation Multi-channel audio surround sound from front located loudspeakers
EP1596625A1 (de) * 2004-05-11 2005-11-16 AKG Acoustics GmbH Schaltungsanordnung zum Versorgen von Lautsprechern
US20050278042A1 (en) * 2004-05-26 2005-12-15 Sung-Jung Wu Fully digital audio output device
KR101341761B1 (ko) 2006-05-21 2013-12-13 트라이젠스 세미컨덕터 가부시키가이샤 디지털 아날로그 변환장치
TWI382657B (zh) * 2007-03-01 2013-01-11 Princeton Technology Corp 音訊處理系統
CN101884226B (zh) 2007-09-26 2016-10-19 哈曼贝克自动系统制造有限责任公司 声学换能器及其操作方法
JP5396588B2 (ja) 2008-06-16 2014-01-22 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
CN103096217B (zh) 2009-12-16 2016-09-28 株式会社特瑞君思半导体 音响系统
CN102149037A (zh) * 2011-05-16 2011-08-10 徐清华 数字扬声器
EP2928205B1 (de) * 2012-11-28 2019-04-10 Clarion Co., Ltd. Digitales lautsprechersystem und elektrisches verbindungsverfahren für digitales lautsprechersystem
CN103686558B (zh) * 2013-12-03 2017-10-27 歌尔股份有限公司 扬声器装置
CN107454532B (zh) * 2017-09-27 2023-09-05 嘉兴市金利达电子有限公司 一种双调节扬声器磁路系统

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS597119B2 (ja) * 1976-06-21 1984-02-16 ヤマハ株式会社 電子楽器
JPS5662500A (en) * 1979-10-27 1981-05-28 Akito Hanada Speaker of voice coil current with secondary electromotive force type
JPS56131294A (en) * 1980-03-17 1981-10-14 Matsushita Electric Ind Co Ltd Digital speaker system
JPS57101492A (en) * 1980-12-16 1982-06-24 Matsushita Electric Ind Co Ltd Speaker device
JPS57138293A (en) * 1981-02-20 1982-08-26 Pioneer Electronic Corp Dynamic speaker system
JPS57185793A (en) * 1981-05-12 1982-11-16 Sony Corp Driving system for digital speaker
JPS5831699A (ja) * 1981-08-19 1983-02-24 Pioneer Electronic Corp 動電形スピ−カ
JPS5934795A (ja) * 1982-08-20 1984-02-25 Matsushita Electric Ind Co Ltd デジタル信号再生装置
JPS5936689U (ja) * 1982-08-31 1984-03-07 パイオニア株式会社 スピ−カ装置
NL8303186A (nl) * 1983-09-15 1985-04-01 Philips Nv Luidsprekersysteem en een luidspreker te gebruiken in een luidspreker voor het omzetten van een in n bits gedigitaliseerd electrisch signaal in een akoestisch signaal.
AU580794B2 (en) * 1984-09-03 1989-02-02 Sanden Corporation Dynamic transducer device
DE3447111A1 (de) * 1984-12-22 1986-06-26 Josef Dipl.-Ing. 5060 Bergisch Gladbach Heim Verfahren zum umwandeln von eine schallinformation enthaltenden digitalisierten signalen in schallwellen und zugehoerige schaltungsanordnung
JPS61206397A (ja) * 1985-03-09 1986-09-12 Matsushita Electric Ind Co Ltd スピ−カ
US5062140A (en) * 1988-04-27 1991-10-29 Sony Corporation Induction speaker
JPH04342400A (ja) * 1991-05-20 1992-11-27 Sharp Corp ディジタルスピーカの駆動装置
DE4129793C2 (de) * 1991-09-05 1995-07-20 Klaus J John Trinärsignalansteuerung für digitale Lautsprecheranlagen
US5347587A (en) * 1991-11-20 1994-09-13 Sharp Kabushiki Kaisha Speaker driving device
JP3687099B2 (ja) * 1994-02-14 2005-08-24 ソニー株式会社 映像信号及び音響信号の再生装置
JPH1013986A (ja) * 1996-06-18 1998-01-16 Sony Corp スピーカ装置

Also Published As

Publication number Publication date
EP0891117A3 (de) 1999-12-29
EP0810810B1 (de) 2004-12-15
EP0891117B1 (de) 2002-04-17
JPH1051888A (ja) 1998-02-20
EP0891117A2 (de) 1999-01-13
EP0810810A2 (de) 1997-12-03
DE69712050T2 (de) 2002-11-14
EP0810810A3 (de) 1998-01-14
DE69712050D1 (de) 2002-05-23
US6160894A (en) 2000-12-12
DE69731912T2 (de) 2005-10-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee