HK1079954B - 声音辐射 - Google Patents

声音辐射 Download PDF

Info

Publication number
HK1079954B
HK1079954B HK05112192.6A HK05112192A HK1079954B HK 1079954 B HK1079954 B HK 1079954B HK 05112192 A HK05112192 A HK 05112192A HK 1079954 B HK1079954 B HK 1079954B
Authority
HK
Hong Kong
Prior art keywords
sound
waveguide
driver
acoustic
acoustic device
Prior art date
Application number
HK05112192.6A
Other languages
English (en)
Chinese (zh)
Other versions
HK1079954A1 (en
Inventor
罗伯特．P．帕克
羅伯特．P．帕克
杜威．波特
Original Assignee
伯斯有限公司
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 US10/805,440 external-priority patent/US7565948B2/en
Application filed by 伯斯有限公司 filed Critical 伯斯有限公司
Publication of HK1079954A1 publication Critical patent/HK1079954A1/xx
Publication of HK1079954B publication Critical patent/HK1079954B/zh

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
    • H04R1/2853—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line
    • H04R1/2857—Enclosures comprising vibrating or resonating arrangements using an acoustic labyrinth or a transmission line for loudspeaker transducers
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/22—Methods or devices for transmitting, conducting or directing sound for conducting sound through hollow pipes, e.g. speaking tubes

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
HK05112192.6A 2004-03-19 2005-12-30 声音辐射 HK1079954B (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US10/805,440 2004-03-19
US10/805,440 US7565948B2 (en) 2004-03-19 2004-03-19 Acoustic waveguiding
US10/914,497 US7584820B2 (en) 2004-03-19 2004-08-09 Acoustic radiating
US10/914,497 2004-08-09

Publications (2)

Publication Number Publication Date
HK1079954A1 HK1079954A1 (en) 2006-04-13
HK1079954B true HK1079954B (zh) 2011-11-25

Family

ID=34841284

Family Applications (1)

Application Number Title Priority Date Filing Date
HK05112192.6A HK1079954B (zh) 2004-03-19 2005-12-30 声音辐射

Country Status (5)

Country Link
US (1) US7584820B2 (enExample)
EP (1) EP1577880B1 (enExample)
JP (1) JP5100970B2 (enExample)
CN (1) CN1671248B (enExample)
HK (1) HK1079954B (enExample)

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Also Published As

Publication number Publication date
EP1577880A3 (en) 2006-11-02
CN1671248B (zh) 2011-06-29
CN1671248A (zh) 2005-09-21
EP1577880B1 (en) 2021-05-19
JP2005269634A (ja) 2005-09-29
US20050205349A1 (en) 2005-09-22
JP5100970B2 (ja) 2012-12-19
HK1079954A1 (en) 2006-04-13
US7584820B2 (en) 2009-09-08
EP1577880A2 (en) 2005-09-21

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Legal Events

Date Code Title Description
PE Patent expired

Effective date: 20250320