HK79391A - Speaker unit - Google Patents

Speaker unit

Info

Publication number
HK79391A
HK79391A HK793/91A HK79391A HK79391A HK 79391 A HK79391 A HK 79391A HK 793/91 A HK793/91 A HK 793/91A HK 79391 A HK79391 A HK 79391A HK 79391 A HK79391 A HK 79391A
Authority
HK
Hong Kong
Prior art keywords
speaker unit
speaker
unit
Prior art date
Application number
HK793/91A
Inventor
Isamu Hirose
Original Assignee
Sharp Kk
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 Sharp Kk filed Critical Sharp Kk
Publication of HK79391A publication Critical patent/HK79391A/en

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
    • 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
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Circuit For Audible Band Transducer (AREA)
HK793/91A 1986-09-13 1991-10-10 Speaker unit HK79391A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61216219A JPH0724439B2 (en) 1986-09-13 1986-09-13 Audio equipment

Publications (1)

Publication Number Publication Date
HK79391A true HK79391A (en) 1991-10-18

Family

ID=16685142

Family Applications (1)

Application Number Title Priority Date Filing Date
HK793/91A HK79391A (en) 1986-09-13 1991-10-10 Speaker unit

Country Status (5)

Country Link
JP (1) JPH0724439B2 (en)
KR (1) KR910006469B1 (en)
AU (1) AU593683B2 (en)
GB (1) GB2195218B (en)
HK (1) HK79391A (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0724439B2 (en) * 1986-09-13 1995-03-15 シャープ株式会社 Audio equipment
JPH0260389U (en) * 1988-10-27 1990-05-02
JP2771003B2 (en) * 1990-01-23 1998-07-02 キヤノン株式会社 Audio mirror speaker
JP3426598B2 (en) * 1990-10-17 2003-07-14 キヤノン オイローパ エヌ．ヴェー． Sound output device
JPH04132796U (en) * 1991-05-31 1992-12-09 株式会社ケンウツド omnidirectional speaker system
US5268538A (en) * 1991-06-12 1993-12-07 Sonic Systems, Inc. Hemispherically wide-radiating-angle loudspeaker system
DE9205731U1 (en) * 1992-04-29 1992-08-20 Schoor, Bodo, 3404 Adelebsen Speaker arrangement
GB2269959B (en) * 1992-08-19 1996-03-06 Canon Audio Ltd Sound output
DE659030T1 (en) * 1993-12-16 1996-01-04 Toshiba Kawasaki Kk Speaker system for television sets.
US6257365B1 (en) 1996-08-30 2001-07-10 Mediaphile Av Technologies, Inc. Cone reflector/coupler speaker system and method
DE19716315C2 (en) * 1997-04-18 2002-06-13 Heinz Juergen Augustin Omnidirectional loudspeaker system
US6254888B1 (en) 2000-01-28 2001-07-03 Boehringer Ingelheim Pharmaceuticals, Inc. Method for coating pharmaceutical dosage forms
DE10231491B4 (en) * 2002-07-12 2005-01-27 Thomas Wolff Device for converting sound waves into electrical signals
KR101368036B1 (en) * 2007-10-09 2014-02-26 엘지전자 주식회사 Speaker apparatus
MX2013001111A (en) * 2010-07-30 2013-05-01 Fraunhofer Ges Forschung Headrest speaker arrangement.
WO2012017518A1 (en) * 2010-08-03 2012-02-09 パイオニア株式会社 Speaker system
JP5656791B2 (en) * 2011-09-29 2015-01-21 株式会社オーディオテクニカ Horn type speaker
KR101340045B1 (en) * 2012-10-17 2013-12-10 (주) 루스케이프 Sound device
JP2014086757A (en) * 2012-10-19 2014-05-12 Pioneer Electronic Corp Sound controller and sound control method
CN109275065B (en) * 2017-07-17 2024-05-14 宁波升亚电子有限公司 Loudspeaker with sound wave steering structure, sound wave steering structure and sound effect reproduction method thereof

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL52281C (en) * 1937-11-10
US2982372A (en) * 1957-05-16 1961-05-02 Benjamin W Lowell Loud speaker baffle having improved low frequency reproduction characteristics
US3819005A (en) * 1973-01-22 1974-06-25 J Westlund Loudspeaker cabinet with sound reflectors
JPS5133962A (en) * 1974-09-17 1976-03-23 Matsushita Electric Ind Co Ltd
IT1086464B (en) * 1977-09-06 1985-05-28 Selmin Sas METHOD AND DEVICES FOR OMNIDIRECTIONAL IRRADIATION OF SOUND WAVES
JPS57191191U (en) * 1981-05-29 1982-12-03
JPS59121991U (en) * 1983-02-03 1984-08-16 パイオニア株式会社 Omnidirectional speaker system
DE3382223D1 (en) * 1983-09-06 1991-04-25 Henry Oliver Wolcott SPEAKER STRUCTURE.
GB2184323A (en) * 1985-12-12 1987-06-17 Midlen Trading Corp Loudspeaker system
JPH0724439B2 (en) * 1986-09-13 1995-03-15 シャープ株式会社 Audio equipment

Also Published As

Publication number Publication date
KR910006469B1 (en) 1991-08-26
GB2195218B (en) 1990-02-21
GB2195218A (en) 1988-03-30
AU593683B2 (en) 1990-02-15
JPH0724439B2 (en) 1995-03-15
JPS6372299A (en) 1988-04-01
AU7828887A (en) 1988-03-17
GB8721451D0 (en) 1987-10-21
KR880004715A (en) 1988-06-07

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)