EP3174311A4 - Composite speaker device - Google Patents

Composite speaker device Download PDF

Info

Publication number
EP3174311A4
EP3174311A4 EP14898320.8A EP14898320A EP3174311A4 EP 3174311 A4 EP3174311 A4 EP 3174311A4 EP 14898320 A EP14898320 A EP 14898320A EP 3174311 A4 EP3174311 A4 EP 3174311A4
Authority
EP
European Patent Office
Prior art keywords
speaker device
composite speaker
composite
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.)
Withdrawn
Application number
EP14898320.8A
Other languages
German (de)
French (fr)
Other versions
EP3174311A1 (en
Inventor
Kenji Takahashi
Yuichi Mohri
Tohru Nakamura
Yoshihiro Kimura
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.)
AlphaTheta Corp
Original Assignee
Pioneer DJ 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 Pioneer DJ Corp filed Critical Pioneer DJ Corp
Publication of EP3174311A1 publication Critical patent/EP3174311A1/en
Publication of EP3174311A4 publication Critical patent/EP3174311A4/en
Withdrawn legal-status Critical Current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
    • H04R9/06—Loudspeakers
    • H04R9/063—Loudspeakers using a plurality of acoustic drivers
    • 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 
    • H04R1/24—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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • 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
    • H04R1/2803—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means for loudspeaker transducers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
EP14898320.8A 2014-07-25 2014-07-25 Composite speaker device Withdrawn EP3174311A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2014/069754 WO2016013122A1 (en) 2014-07-25 2014-07-25 Composite speaker device

Publications (2)

Publication Number Publication Date
EP3174311A1 EP3174311A1 (en) 2017-05-31
EP3174311A4 true EP3174311A4 (en) 2018-02-28

Family

ID=55162674

Family Applications (1)

Application Number Title Priority Date Filing Date
EP14898320.8A Withdrawn EP3174311A4 (en) 2014-07-25 2014-07-25 Composite speaker device

Country Status (3)

Country Link
EP (1) EP3174311A4 (en)
JP (1) JP6340427B2 (en)
WO (1) WO2016013122A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021119914A1 (en) * 2019-12-16 2021-06-24 瑞声声学科技(深圳)有限公司 Diaphragm and loudspeaker

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19728329A1 (en) * 1997-07-03 1999-02-04 Wolfgang Seikritt Speaker arrangement
JP2008263257A (en) * 2007-04-10 2008-10-30 Matsushita Electric Ind Co Ltd Composite speaker
US20090046876A1 (en) * 2007-08-14 2009-02-19 Klaus Reck Coaxial Loudspeaker

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4497981A (en) * 1982-06-01 1985-02-05 Harman International Industries Incorporated Multi-driver loudspeaker
US5062139A (en) * 1989-06-05 1991-10-29 Christensen Eugene J Coaxial loud speaker system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19728329A1 (en) * 1997-07-03 1999-02-04 Wolfgang Seikritt Speaker arrangement
JP2008263257A (en) * 2007-04-10 2008-10-30 Matsushita Electric Ind Co Ltd Composite speaker
US20090046876A1 (en) * 2007-08-14 2009-02-19 Klaus Reck Coaxial Loudspeaker

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016013122A1 *

Also Published As

Publication number Publication date
JPWO2016013122A1 (en) 2017-05-25
JP6340427B2 (en) 2018-06-06
EP3174311A1 (en) 2017-05-31
WO2016013122A1 (en) 2016-01-28

Similar Documents

Publication Publication Date Title
EP3162622A4 (en) Acoustic device
EP3232680A4 (en) Headphone
EP3154045A4 (en) Obstacle-information-managing device
EP3139632A4 (en) Speaker apparatus
EP3124109A4 (en) Nanobubble-producing device
EP3142406A4 (en) Device
EP3125612A4 (en) Device
EP3197254A4 (en) Component-supplying device
EP3223444A4 (en) Device
EP3142276A4 (en) Device
EP3128815A4 (en) Light-dimming device
EP3128814A4 (en) Light-dimming device
EP3122089A4 (en) Device
EP3214780A4 (en) Device
EP3162191A4 (en) Plant-transplanting device
EP3073763A4 (en) Speaker device
EP3223553A4 (en) Device
EP3169103A4 (en) Device
EP3218019A4 (en) Bioresorbable-magnesium composite
EP3166335A4 (en) Speaker device
EP3190806A4 (en) Loudspeaker
EP3140998A4 (en) Speaker
EP3214854A4 (en) Speaker device
EP3220232A4 (en) Tactile-sense-presenting device
EP3346723A4 (en) Speaker device

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20170127

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20180130

RIC1 Information provided on ipc code assigned before grant

Ipc: H04R 1/24 20060101AFI20180124BHEP

Ipc: H04R 7/12 20060101ALI20180124BHEP

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20190613

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: ALPHATHETA CORPORATION

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20210202