BR0007184A - Dispositivo de alto-falante - Google Patents

Dispositivo de alto-falante

Info

Publication number
BR0007184A
BR0007184A BR0007184-6A BR0007184A BR0007184A BR 0007184 A BR0007184 A BR 0007184A BR 0007184 A BR0007184 A BR 0007184A BR 0007184 A BR0007184 A BR 0007184A
Authority
BR
Brazil
Prior art keywords
speaker device
network
coil
speaker
dividing
Prior art date
Application number
BR0007184-6A
Other languages
English (en)
Portuguese (pt)
Inventor
Hideki Minami
Hachishiro Kobayashi
Toshio Hirosawa
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 BR0007184A publication Critical patent/BR0007184A/pt

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
    • 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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/13—Acoustic transducers and sound field adaptation in vehicles
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/045—Mounting

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
BR0007184-6A 1999-10-14 2000-10-06 Dispositivo de alto-falante BR0007184A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP29291799A JP2001119788A (ja) 1999-10-14 1999-10-14 スピーカ装置
PCT/JP2000/007002 WO2001028279A1 (en) 1999-10-14 2000-10-06 Speaker device

Publications (1)

Publication Number Publication Date
BR0007184A true BR0007184A (pt) 2001-09-04

Family

ID=17788082

Family Applications (1)

Application Number Title Priority Date Filing Date
BR0007184-6A BR0007184A (pt) 1999-10-14 2000-10-06 Dispositivo de alto-falante

Country Status (9)

Country Link
US (1) US6801635B1 (https=)
EP (1) EP1143764A4 (https=)
JP (1) JP2001119788A (https=)
KR (1) KR100761591B1 (https=)
CN (1) CN1157991C (https=)
BR (1) BR0007184A (https=)
CA (1) CA2355216A1 (https=)
HU (1) HUP0104781A3 (https=)
WO (1) WO2001028279A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6963651B2 (en) * 2003-09-30 2005-11-08 Meiloon Industrial Co., Ltd. Single magnetic circuit dual output speaker
JP2006261962A (ja) * 2005-03-16 2006-09-28 Pioneer Electronic Corp スピーカ装置
CN202759585U (zh) * 2012-06-11 2013-02-27 瑞声光电科技(常州)有限公司 扬声器
US9131303B2 (en) * 2013-12-13 2015-09-08 Nissan North America, Inc. Vehicle audio structure
JP6267323B2 (ja) * 2014-03-26 2018-01-24 パイオニア株式会社 アクティブノイズコントロール用音響変換装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4151379A (en) * 1978-03-01 1979-04-24 Ashworth William J Electromagnetic speaker with bucking parallel high and low frequency coils drives sounding board and second diaphragm or external apparatus via magnetic coupling and having adjustable air gap and slot pole piece
JPS6437195A (en) 1987-07-31 1989-02-07 Canon Kk System and device for recording and reproduction
JPS6437195U (https=) * 1987-08-31 1989-03-06
JPH0346292U (https=) * 1989-09-14 1991-04-30
US5153915A (en) * 1990-05-18 1992-10-06 Creative Acoustics, Inc. Speaker filtering circuit and support therefor
BR9004306A (pt) 1990-08-30 1992-03-24 S Eletro Acustica Sa Alto falante piezo-eletrico para altas frequencias aperfeicoado
CN1177652C (zh) * 1998-06-29 2004-12-01 松下电器产业株式会社 电-机/声转换器及采用该转换器的电-机/声转换装置

Also Published As

Publication number Publication date
HUP0104781A3 (en) 2002-04-29
KR20010101184A (ko) 2001-11-14
EP1143764A4 (en) 2005-03-16
CN1327704A (zh) 2001-12-19
JP2001119788A (ja) 2001-04-27
WO2001028279A1 (en) 2001-04-19
EP1143764A1 (en) 2001-10-10
CN1157991C (zh) 2004-07-14
CA2355216A1 (en) 2001-04-19
HUP0104781A2 (hu) 2002-03-28
KR100761591B1 (ko) 2007-09-27
US6801635B1 (en) 2004-10-05

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 8A ANUIDADES

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 NA RPI2003 DE 26/05/2009.