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AU3871000A - Loudspeaker with differentiated energy distribution in vertical and horizontal planes - Google Patents

Loudspeaker with differentiated energy distribution in vertical and horizontal planes

Info

Publication number
AU3871000A
AU3871000A AU38710/00A AU3871000A AU3871000A AU 3871000 A AU3871000 A AU 3871000A AU 38710/00 A AU38710/00 A AU 38710/00A AU 3871000 A AU3871000 A AU 3871000A AU 3871000 A AU3871000 A AU 3871000A
Authority
AU
Australia
Prior art keywords
loudspeaker
vertical
energy distribution
horizontal planes
differentiated energy
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.)
Abandoned
Application number
AU38710/00A
Inventor
Richard W. Lehman
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.)
Clair Brothers Audio Enterprises Inc
Original Assignee
Clair Brothers Audio Enterprises 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
Priority claimed from US09/267,395 external-priority patent/US6112847A/en
Application filed by Clair Brothers Audio Enterprises Inc filed Critical Clair Brothers Audio Enterprises Inc
Publication of AU3871000A publication Critical patent/AU3871000A/en
Abandoned 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 
    • H04R1/26—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
    • H04R1/34—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
    • 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
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers

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)
AU38710/00A 1999-03-12 2000-03-09 Loudspeaker with differentiated energy distribution in vertical and horizontal planes Abandoned AU3871000A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US12400499P 1999-03-12 1999-03-12
US60124004 1999-03-12
US09/267,395 US6112847A (en) 1999-03-15 1999-03-15 Loudspeaker with differentiated energy distribution in vertical and horizontal planes
US09267395 1999-03-15
PCT/US2000/006000 WO2000056131A1 (en) 1999-03-12 2000-03-09 Loudspeaker with differentiated energy distribution in vertical and horizontal planes

Publications (1)

Publication Number Publication Date
AU3871000A true AU3871000A (en) 2000-10-04

Family

ID=26822113

Family Applications (1)

Application Number Title Priority Date Filing Date
AU38710/00A Abandoned AU3871000A (en) 1999-03-12 2000-03-09 Loudspeaker with differentiated energy distribution in vertical and horizontal planes

Country Status (2)

Country Link
AU (1) AU3871000A (en)
WO (1) WO2000056131A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0202284D0 (en) * 2002-01-31 2002-03-20 Martin Audio Ltd Directional loudspeaker
CN107079217A (en) * 2014-09-19 2017-08-18 杜比实验室特许公司 Loudspeaker with narrow decentralization
EP3202158B1 (en) * 2014-09-30 2020-07-01 Apple Inc. Multi-driver acoustic horn for horizontal beam control

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2945983B2 (en) * 1987-03-25 1999-09-06 久次 中村 Speaker device
US5046581A (en) * 1989-05-16 1991-09-10 Sound-Craft Systems, Inc. Loudspeaker system
AU6176394A (en) * 1993-02-25 1994-09-14 Ralph D. Heinz Multiple-driver single horn loudspeaker
JPH07143588A (en) * 1993-11-12 1995-06-02 Hisaji Nakamura Vertical array type speaker equipment

Also Published As

Publication number Publication date
WO2000056131A1 (en) 2000-09-21

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase