NL267133A - - Google Patents

Info

Publication number
NL267133A
NL267133A NL267133DA NL267133A NL 267133 A NL267133 A NL 267133A NL 267133D A NL267133D A NL 267133DA NL 267133 A NL267133 A NL 267133A
Authority
NL
Netherlands
Application number
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.)
Publication of NL267133A publication Critical patent/NL267133A/xx

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
    • H04R1/32—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
    • 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
    • H04R2205/022—Plurality of transducers corresponding to a plurality of sound channels in each earpiece of headphones or in a single enclosure

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
NL267133D 1960-07-15 NL267133A (ko)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43040A US3105113A (en) 1960-07-15 1960-07-15 Stereophonic loudspeaker system

Publications (1)

Publication Number Publication Date
NL267133A true NL267133A (ko)

Family

ID=21925133

Family Applications (1)

Application Number Title Priority Date Filing Date
NL267133D NL267133A (ko) 1960-07-15

Country Status (4)

Country Link
US (1) US3105113A (ko)
DE (1) DE1159028B (ko)
GB (1) GB968480A (ko)
NL (1) NL267133A (ko)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1368070A (en) * 1971-12-13 1974-09-25 Borisenko A V Sterophonic sound-reproducing system
DE2908349A1 (de) * 1979-03-03 1980-09-04 Braun Ag Stereo-kompaktgeraet
JP2651383B2 (ja) * 1989-03-14 1997-09-10 パイオニア株式会社 指向性を有するスピーカ装置
JP2001025080A (ja) 1999-07-06 2001-01-26 Matsushita Electric Ind Co Ltd 映像機器用音響レンズ付きスピーカ装置
ITBS20020063A1 (it) * 2002-07-09 2004-01-09 Outline Di Noselli G & S N C Guida d'onda a singola e multipla riflessione
US7483543B2 (en) * 2003-01-06 2009-01-27 Motorola, Inc. Stereo imaging manifold and method for use in a portable electronic device
GB2425436B (en) * 2005-04-21 2007-06-06 Martin Audio Ltd Acoustic loading device for loudspeakers
KR102049052B1 (ko) * 2014-09-30 2019-11-27 애플 인크. 라우드스피커
USRE49437E1 (en) 2014-09-30 2023-02-28 Apple Inc. Audio driver and power supply unit architecture
US10834497B2 (en) 2016-09-23 2020-11-10 Apple Inc. User interface cooling using audio component
US10631071B2 (en) 2016-09-23 2020-04-21 Apple Inc. Cantilevered foot for electronic device
CN109769181B (zh) * 2019-01-28 2020-08-25 努比亚技术有限公司 一种扬声器出音孔、终端及扬声器出音孔控制方法
EP4324220A1 (en) * 2021-04-14 2024-02-21 Dolby Laboratories Licensing Corporation Narrow aperture waveguide loudspeaker for use with flat panel display devices

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2102212A (en) * 1935-09-30 1937-12-14 Rca Corp Sound reproducing apparatus
US2002390A (en) * 1932-08-15 1935-05-21 Crosley Radio Corp Acoustic device
US2145318A (en) * 1936-07-14 1939-01-31 Telefunken Gmbh Loudspeaker arrangement
NL52281C (ko) * 1937-11-10
US2272937A (en) * 1941-06-11 1942-02-10 Zenith Radio Corp Radio receiving apparatus
US2463762A (en) * 1941-11-14 1949-03-08 Automatic Elect Lab Electroacoustical transducer
FR868717A (fr) * 1943-10-07 1942-01-14 Haut-parleur anti-tourbillonnaire
US2580439A (en) * 1949-09-07 1952-01-01 Bell Telephone Labor Inc Directional acoustic system
DE1683212U (de) * 1954-01-23 1954-09-16 Blaupunkt Werke Gmbh Rundfunk- oder fernsehgeraet mit raeumlicher tonwiedergabe.
US2750245A (en) * 1954-02-08 1956-06-12 B & M Mills Inc Panel for radio or television cabinet
DE943598C (de) * 1954-02-21 1956-05-24 Max Grundig Rundfunk- oder Nachrichtengeraet mit raeumlich wirkender Tonwiedergabe

Also Published As

Publication number Publication date
DE1159028B (de) 1963-12-12
US3105113A (en) 1963-09-24
GB968480A (en) 1964-09-02

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