[go: up one dir, main page]

EP0500294A3 - - Google Patents

Download PDF

Info

Publication number
EP0500294A3
EP0500294A3 EP19920301276 EP92301276A EP0500294A3 EP 0500294 A3 EP0500294 A3 EP 0500294A3 EP 19920301276 EP19920301276 EP 19920301276 EP 92301276 A EP92301276 A EP 92301276A EP 0500294 A3 EP0500294 A3 EP 0500294A3
Authority
EP
European Patent Office
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Withdrawn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
EP19920301276
Other versions
EP0500294A2 (en
Inventor
Mikio Iguchi
Chie Tanaka
Takeo Suzuki
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.)
Nippon Broadcasting System Inc
Original Assignee
Nippon Broadcasting System 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 Nippon Broadcasting System Inc filed Critical Nippon Broadcasting System Inc
Publication of EP0500294A2 publication Critical patent/EP0500294A2/en
Publication of EP0500294A3 publication Critical patent/EP0500294A3/xx
Withdrawn legal-status Critical Current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
    • 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
    • H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
    • H04R1/2819—Enclosures comprising vibrating or resonating arrangements of the bass reflex 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
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/323—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Stereophonic System (AREA)
EP92301276A 1991-02-16 1992-02-17 Stereophonic sound reproducing apparatus Withdrawn EP0500294A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP44294/91 1991-02-16
JP04429491A JP3194386B2 (ja) 1991-02-16 1991-02-16 立体音再生装置

Publications (2)

Publication Number Publication Date
EP0500294A2 EP0500294A2 (en) 1992-08-26
EP0500294A3 true EP0500294A3 (ja) 1994-04-27

Family

ID=12687491

Family Applications (1)

Application Number Title Priority Date Filing Date
EP92301276A Withdrawn EP0500294A2 (en) 1991-02-16 1992-02-17 Stereophonic sound reproducing apparatus

Country Status (2)

Country Link
EP (1) EP0500294A2 (ja)
JP (1) JP3194386B2 (ja)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4244397C2 (de) * 1992-12-29 1996-03-07 Waldemar Kehler Verfahren und Vorrichtung zur stereofonen Wiedergabe und Aufnahme
US5532438A (en) * 1993-11-04 1996-07-02 Brown; Kevin Acoustic imaging sound dome
DE19601217C1 (de) * 1996-01-15 1997-07-24 Mark Iv Audio Deutschland Gmbh Baßreflexbox
US6031920A (en) * 1997-05-16 2000-02-29 Wiener; David Coaxial dual-parabolic sound lens speaker system
US6134332A (en) * 1997-05-16 2000-10-17 Wiener; David Sound lens speaker system
US6055320A (en) * 1998-02-26 2000-04-25 Soundtube Entertainment Directional horn speaker system
US6574344B1 (en) 1998-02-26 2003-06-03 Soundtube Entertainment, Inc. Directional horn speaker system
JP5652275B2 (ja) * 2011-03-17 2015-01-14 ヤマハ株式会社 スピーカ装置
EP3128762A1 (en) 2015-08-03 2017-02-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Soundbar
FI126657B (en) * 2016-04-04 2017-03-31 Aura Audio Oy Speaker system with directional output

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3933219A (en) * 1974-04-08 1976-01-20 Ambient, Inc. Speaker system
EP0126783A1 (de) * 1983-05-25 1984-12-05 Head Stereo GmbH , Kopfbezogene Aufnahme- und Wiedergabetechnik & Co. Messtechnik KG Ein breitbandiger rauscharmer Kunstkopf mit hoher Dynamik und der Eigenschaft der originalgetreuen Übertragung von Hörereignissen
US4503930A (en) * 1982-09-03 1985-03-12 Mcdowell Vaughn P Loudspeaker system
DE3733494A1 (de) * 1986-10-06 1988-04-14 Akg Akustische Kino Geraete Einrichtung zur stereophonischen aufnahme von schallereignissen
DE3902062A1 (de) * 1989-01-25 1990-07-26 Electronic Werke Deutschland Lautsprechereinheit mit einem reflektor

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3933219A (en) * 1974-04-08 1976-01-20 Ambient, Inc. Speaker system
US4503930A (en) * 1982-09-03 1985-03-12 Mcdowell Vaughn P Loudspeaker system
EP0126783A1 (de) * 1983-05-25 1984-12-05 Head Stereo GmbH , Kopfbezogene Aufnahme- und Wiedergabetechnik & Co. Messtechnik KG Ein breitbandiger rauscharmer Kunstkopf mit hoher Dynamik und der Eigenschaft der originalgetreuen Übertragung von Hörereignissen
DE3733494A1 (de) * 1986-10-06 1988-04-14 Akg Akustische Kino Geraete Einrichtung zur stereophonischen aufnahme von schallereignissen
DE3902062A1 (de) * 1989-01-25 1990-07-26 Electronic Werke Deutschland Lautsprechereinheit mit einem reflektor

Also Published As

Publication number Publication date
JP3194386B2 (ja) 2001-07-30
JPH04262700A (ja) 1992-09-18
EP0500294A2 (en) 1992-08-26

Similar Documents

Publication Publication Date Title
EP0524316A4 (ja)
EP0503940A3 (ja)
EP0499986A3 (ja)
DE4292255T1 (ja)
EP0520381A3 (ja)
DK0539725T3 (ja)
DK0502456T3 (ja)
DE4290030T1 (ja)
DE4291066T1 (ja)
DE4291721T1 (ja)
EP0501430A3 (ja)
ECSM91549U (ja)
ECSM91557U (ja)
ECSM91544U (ja)
ECSM91560U (ja)
IN172999B (ja)
ECSDI910048S (ja)
EP0500294A3 (ja)
EP0518433A3 (ja)
CN3009742S (ja)
AU8983291A (ja)
EP0497502A3 (ja)
AU8888391A (ja)
AU7378591A (ja)
AU8773791A (ja)

Legal Events

Date Code Title Description
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

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB IT

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): DE FR GB IT

17P Request for examination filed

Effective date: 19940929

17Q First examination report despatched

Effective date: 19960208

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: 19970902