CA2674271C - Diaphragm type sound source output device - Google Patents

Diaphragm type sound source output device Download PDF

Info

Publication number
CA2674271C
CA2674271C CA2674271A CA2674271A CA2674271C CA 2674271 C CA2674271 C CA 2674271C CA 2674271 A CA2674271 A CA 2674271A CA 2674271 A CA2674271 A CA 2674271A CA 2674271 C CA2674271 C CA 2674271C
Authority
CA
Canada
Prior art keywords
diaphragm
sound source
source output
output device
type sound
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
CA2674271A
Other languages
English (en)
French (fr)
Other versions
CA2674271A1 (en
Inventor
Liang-Tan Tsai
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.)
Global Target Enterprise Inc
Original Assignee
Global Target Enterprise Inc
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 Global Target Enterprise Inc filed Critical Global Target Enterprise Inc
Publication of CA2674271A1 publication Critical patent/CA2674271A1/en
Application granted granted Critical
Publication of CA2674271C publication Critical patent/CA2674271C/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/283—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm
    • H04R1/2834—Enclosures comprising vibrating or resonating arrangements using a passive diaphragm for loudspeaker transducers
    • 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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2838—Enclosures comprising vibrating or resonating arrangements of the bandpass type
    • H04R1/2842—Enclosures comprising vibrating or resonating arrangements of the bandpass type for loudspeaker transducers
    • 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
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1016—Earpieces of the intra-aural 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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
CA2674271A 2007-01-04 2007-03-16 Diaphragm type sound source output device Expired - Fee Related CA2674271C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN200710002344.6 2007-01-04
CNA2007100023446A CN101217829A (zh) 2007-01-04 2007-01-04 薄膜式音源输出装置
PCT/CN2007/000845 WO2008086666A1 (fr) 2007-01-04 2007-03-16 Périphérique de sortie de source sonore de type diaphragme

Publications (2)

Publication Number Publication Date
CA2674271A1 CA2674271A1 (en) 2008-07-24
CA2674271C true CA2674271C (en) 2013-07-09

Family

ID=38169632

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2674271A Expired - Fee Related CA2674271C (en) 2007-01-04 2007-03-16 Diaphragm type sound source output device

Country Status (5)

Country Link
EP (1) EP1942699A1 (ru)
CN (1) CN101217829A (ru)
CA (1) CA2674271C (ru)
EA (1) EA200900910A1 (ru)
WO (1) WO2008086666A1 (ru)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8301188B2 (en) 2008-11-06 2012-10-30 Sony Ericsson Mobile Communications Ab Electronic devices including substrate mounted acoustic actuators and related methods and mobile radiotelephones
US8260343B2 (en) * 2008-11-06 2012-09-04 Sony Ericsson Mobile Communications Ab Electronic devices including vertically mounted loudspeakers and related assemblies and methods
CN209462592U (zh) * 2018-12-17 2019-10-01 歌尔科技有限公司 声学装置和电子设备
CN109874094A (zh) * 2018-12-18 2019-06-11 歌尔股份有限公司 声学装置及电子设备
CN111343546B (zh) * 2018-12-19 2023-01-20 歌尔股份有限公司 声学装置及电子设备
CN110662133B (zh) * 2019-08-20 2021-12-28 歌尔股份有限公司 声学装置及电子设备

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2612234A (en) * 1948-12-09 1952-09-30 Zivadinovic Stevan Dragutin Apparatus for improving the reproduction of sound
US2713396A (en) * 1950-05-24 1955-07-19 Ernest A Tavares Novel, small, extended low frequency response, loudspeaker enclosure
JPH0450718Y2 (ru) * 1986-02-28 1992-11-30
DE3709700A1 (de) * 1987-03-25 1988-10-13 Meggl Friedemann Lautsprechergehaeuse
CN2217861Y (zh) * 1994-04-16 1996-01-17 家电宝实业有限公司 倒相式扬声器装置
CN1413060A (zh) * 2001-10-18 2003-04-23 陈坚胜 箱式音盆扬声器
JP4767164B2 (ja) * 2004-04-13 2011-09-07 パナソニック株式会社 スピーカ装置

Also Published As

Publication number Publication date
EA200900910A1 (ru) 2009-12-30
CA2674271A1 (en) 2008-07-24
EP1942699A1 (en) 2008-07-09
WO2008086666A1 (fr) 2008-07-24
CN101217829A (zh) 2008-07-09

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed

Effective date: 20180316