GB1253045A - - Google Patents

Info

Publication number
GB1253045A
GB1253045A GB1253045DA GB1253045A GB 1253045 A GB1253045 A GB 1253045A GB 1253045D A GB1253045D A GB 1253045DA GB 1253045 A GB1253045 A GB 1253045A
Authority
GB
United Kingdom
Prior art keywords
loud
sound
opposite direction
speaker
intercoupled
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
Application number
Other languages
English (en)
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 filed Critical
Publication of GB1253045A publication Critical patent/GB1253045A/en
Expired 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
    • 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; 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
    • 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
    • H04R2205/00—Details of stereophonic arrangements covered by H04R5/00 but not provided for in any of its subgroups
    • H04R2205/024—Positioning of loudspeaker enclosures for spatial sound reproduction

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Stereophonic System (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
GB1253045D 1967-12-04 1968-10-29 Expired GB1253045A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US69069567A 1967-12-04 1967-12-04

Publications (1)

Publication Number Publication Date
GB1253045A true GB1253045A (fr) 1971-11-10

Family

ID=24773540

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1253044D Expired GB1253044A (fr) 1967-12-04 1968-10-29
GB1253045D Expired GB1253045A (fr) 1967-12-04 1968-10-29

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB1253044D Expired GB1253044A (fr) 1967-12-04 1968-10-29

Country Status (5)

Country Link
US (1) US3582553A (fr)
JP (1) JPS5238406B1 (fr)
DE (2) DE1812596C3 (fr)
FR (1) FR1593711A (fr)
GB (2) GB1253044A (fr)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3980829A (en) * 1973-06-05 1976-09-14 Harold Norman Beveridge Wide angle cylindrical wave loudspeaker extending approximately from floor to ceiling height with a lens
US3947635A (en) * 1973-09-12 1976-03-30 Frankman Charles W Integrated stereo speaker system
US3933219A (en) * 1974-04-08 1976-01-20 Ambient, Inc. Speaker system
FR2363955A1 (fr) * 1976-09-02 1978-03-31 Bose Corp Enceinte a moteurs de haut-parleurs multiples
US4181819A (en) * 1978-07-12 1980-01-01 Cammack Kurt B Unitary panel multiple frequency range speaker system
US4218583A (en) * 1978-07-28 1980-08-19 Bose Corporation Varying loudspeaker spatial characteristics
US4227050A (en) * 1979-01-11 1980-10-07 Wilson Bernard T Virtual sound source system
US4503930A (en) * 1982-09-03 1985-03-12 Mcdowell Vaughn P Loudspeaker system
CH663872A5 (fr) * 1982-12-23 1988-01-15 Sound Electronic Systems Enceinte stereophonique.
EP0204106B1 (fr) * 1985-04-12 1993-06-23 Mitsubishi Denki Kabushiki Kaisha Système à haut-parleurs
US4932060A (en) * 1987-03-25 1990-06-05 Bose Corporation Stereo electroacoustical transducing
DE3829278A1 (de) * 1988-08-30 1990-03-01 Telefunken Fernseh & Rundfunk Lautsprecheranordnung fuer einen hdtv-fernsehempfaenger
NL8802488A (nl) * 1988-10-11 1990-05-01 Rob Jurrien Oliemuller Luidsprekerbox.
FI81471C (fi) * 1988-11-08 1990-10-10 Timo Tarkkonen Hoegtalare givande ett tredimensionellt stereoljudintryck.
DE9017150U1 (de) * 1990-12-19 1991-03-21 Keplinger, Rainer, 8865 Hainsfarth Lautsprechereinheit
EP0624047A1 (fr) * 1993-05-06 1994-11-09 Bose Corporation Transduction asymétrique
US5502772A (en) * 1994-07-18 1996-03-26 Felder; Charles J. Speaker having improved sound square, sound bank, sound angle, sound wedge and sound radiators
GB9415200D0 (en) * 1994-07-28 1994-09-21 Almossawi H I H The sweet spot speaker
US6169812B1 (en) 1998-10-14 2001-01-02 Francis Allen Miller Point source speaker system
JP3992974B2 (ja) 2001-01-22 2007-10-17 義人 丸尾 スピーカー装置
US6940990B2 (en) * 2003-07-14 2005-09-06 Wan-Fang Huang Multi-channel audio center speaker device
US7817812B2 (en) * 2005-05-31 2010-10-19 Polk Audio, Inc. Compact audio reproduction system with large perceived acoustic size and image
US20080285762A1 (en) * 2007-05-15 2008-11-20 Keiichi Iwamoto Point source speaker systems
US8036410B2 (en) * 2008-03-10 2011-10-11 Robert Bosch Gmbh Offset baffles for acoustic signal arrival synchronization
US8867749B2 (en) 2011-04-18 2014-10-21 Paul Blair McGowan Acoustic spatial projector
US9055360B1 (en) * 2014-04-07 2015-06-09 Joseph W Johnson Sonic projector system
US10327067B2 (en) 2015-05-08 2019-06-18 Samsung Electronics Co., Ltd. Three-dimensional sound reproduction method and device
EP3128762A1 (fr) 2015-08-03 2017-02-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Barre audio
DE102016002260B4 (de) 2016-02-25 2021-10-21 Audioblock Gmbh Lautsprecherbox
GB2568223A (en) * 2017-09-15 2019-05-15 Gowler Hart David Bass generator 20Hz> audio system reinforcement

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3104729A (en) * 1963-09-24 Stereophonic sound reproducing loudspeaker system
US1932343A (en) * 1932-05-04 1933-10-24 Philadelphia Storage Battery Radio loud speaker cabinet
US2256057A (en) * 1939-03-23 1941-09-16 Rca Corp Tone control circuit
CH248861A (de) * 1944-05-30 1947-05-31 Philips Nv Stereophonisches Wiedergabegerät.
US2544742A (en) * 1946-12-31 1951-03-13 Vibra Sonic Inc Cubic loud-speaker cabinet
US2710662A (en) * 1948-12-23 1955-06-14 Armour Res Found Sound projection system
DE1687888U (de) * 1951-07-09 1954-11-25 Nordwestdeutscher Rundfunk Lautsprecheranordnung.
DE1708913U (de) * 1952-09-15 1955-10-20 Philips Nv Schallwiedergabevorrichtung mit getrennter wiedergabe der niedrigen und hohen frequenzen.
US2689016A (en) * 1953-04-14 1954-09-14 Henry C Lang Sound reproducing system
CH325519A (de) * 1954-12-01 1957-11-15 Zoellig Karl Für Schallwiedergabe eingerichtetes Gerät mit mindestens zwei Lautsprechern verschiedener Beschallungsrichtung
DE1790846U (de) * 1955-08-19 1959-06-25 Imp Rundfunk Und Fernsehwerk G Schallfuehrung fuer elektro-akustische geraete und fernseh-geraete mit tonteil.
US2915588A (en) * 1956-08-06 1959-12-01 Amar G Bose Pressure wave generation
DE1790062U (de) * 1956-10-25 1959-06-11 Roland Rabl Lautsprecheranordnung.
GB898445A (en) * 1958-09-04 1962-06-06 Victor Valchera Improvements in or relating to stereophonic sound reproducing apparatus
US3026957A (en) * 1959-06-02 1962-03-27 Gladstone Lewis Loudspeaker system
US3241631A (en) * 1964-01-31 1966-03-22 Manieri Domenico High-fidelity column-type stereomonophonic diffuser with regulated sound deflection
GB1224240A (en) * 1968-08-08 1971-03-03 Advance Data Systems Ltd Article dispensing apparatus

Also Published As

Publication number Publication date
JPS5238406B1 (fr) 1977-09-29
DE1812596A1 (de) 1969-10-16
FR1593711A (fr) 1970-06-01
DE1812596C3 (de) 1982-05-19
DE1812596B2 (de) 1980-05-08
DE6809798U (de) 1974-05-02
US3582553A (en) 1971-06-01
GB1253044A (fr) 1971-11-10

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee