JP2005348190A - 音声拡大器 - Google Patents

音声拡大器 Download PDF

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Publication number
JP2005348190A
JP2005348190A JP2004166583A JP2004166583A JP2005348190A JP 2005348190 A JP2005348190 A JP 2005348190A JP 2004166583 A JP2004166583 A JP 2004166583A JP 2004166583 A JP2004166583 A JP 2004166583A JP 2005348190 A JP2005348190 A JP 2005348190A
Authority
JP
Japan
Prior art keywords
earphone
sound
guide path
expander
sound guide
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.)
Pending
Application number
JP2004166583A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005348190A5 (enExample
Inventor
Mikiyasu Ishikura
幹泰 石倉
Masahiko Takahashi
政彦 高橋
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.)
Elecom Co Ltd
Original Assignee
Elecom Co Ltd
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 Elecom Co Ltd filed Critical Elecom Co Ltd
Priority to JP2004166583A priority Critical patent/JP2005348190A/ja
Priority to CNA2005100695726A priority patent/CN1707608A/zh
Priority to KR1020050047717A priority patent/KR100576248B1/ko
Publication of JP2005348190A publication Critical patent/JP2005348190A/ja
Publication of JP2005348190A5 publication Critical patent/JP2005348190A5/ja
Pending legal-status Critical Current

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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
    • 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
    • G10K11/08—Non-electric sound-amplifying devices, e.g. non-electric megaphones
    • 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
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1008—Earpieces of the supra-aural or circum-aural type
    • 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 
    • H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Multimedia (AREA)
  • Telephone Set Structure (AREA)
  • Headphones And Earphones (AREA)
JP2004166583A 2004-06-04 2004-06-04 音声拡大器 Pending JP2005348190A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2004166583A JP2005348190A (ja) 2004-06-04 2004-06-04 音声拡大器
CNA2005100695726A CN1707608A (zh) 2004-06-04 2005-05-16 声音放大器
KR1020050047717A KR100576248B1 (ko) 2004-06-04 2005-06-03 음성 확대기

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004166583A JP2005348190A (ja) 2004-06-04 2004-06-04 音声拡大器

Publications (2)

Publication Number Publication Date
JP2005348190A true JP2005348190A (ja) 2005-12-15
JP2005348190A5 JP2005348190A5 (enExample) 2007-05-24

Family

ID=35500127

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004166583A Pending JP2005348190A (ja) 2004-06-04 2004-06-04 音声拡大器

Country Status (3)

Country Link
JP (1) JP2005348190A (enExample)
KR (1) KR100576248B1 (enExample)
CN (1) CN1707608A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017118981A1 (en) * 2016-01-05 2017-07-13 Bezalel Laboratories Ltd. Headphone or earphone device
JP2018011102A (ja) * 2016-07-11 2018-01-18 株式会社Ｊｖｃケンウッド イヤホン
CN112954541A (zh) * 2021-04-14 2021-06-11 深圳市盛佳丽电子有限公司 一种耳机喇叭面盖的装配装置
US20220337931A1 (en) * 2021-04-16 2022-10-20 Kingston Technology Corporation Acoustic chamber and venting systems and methods

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2478552B (en) * 2010-03-09 2015-08-19 Utc Fire & Security Americas Corp Behind the detector sounder
US9179220B2 (en) 2012-07-10 2015-11-03 Google Inc. Life safety device with folded resonant cavity for low frequency alarm tones
US8810426B1 (en) 2013-04-28 2014-08-19 Gary Jay Morris Life safety device with compact circumferential acoustic resonator

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57185287U (enExample) * 1981-05-20 1982-11-25
JPS6438896U (enExample) * 1987-09-01 1989-03-08
JPH02279000A (ja) * 1989-04-19 1990-11-15 Nippon Chemicon Corp 圧電スピーカ
JPH05260578A (ja) * 1992-03-13 1993-10-08 Aiwa Co Ltd アンプ内蔵型スピーカ装置
JPH07199953A (ja) * 1993-12-27 1995-08-04 Casio Comput Co Ltd 音響機器
JPH07222284A (ja) * 1994-02-02 1995-08-18 Purimo:Kk ホーン型圧電セラミックスピーカ
JP2000278784A (ja) * 1999-03-23 2000-10-06 Yoshiro Nakamatsu 高能率コンパクトスピーカ

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57185287U (enExample) * 1981-05-20 1982-11-25
JPS6438896U (enExample) * 1987-09-01 1989-03-08
JPH02279000A (ja) * 1989-04-19 1990-11-15 Nippon Chemicon Corp 圧電スピーカ
JPH05260578A (ja) * 1992-03-13 1993-10-08 Aiwa Co Ltd アンプ内蔵型スピーカ装置
JPH07199953A (ja) * 1993-12-27 1995-08-04 Casio Comput Co Ltd 音響機器
JPH07222284A (ja) * 1994-02-02 1995-08-18 Purimo:Kk ホーン型圧電セラミックスピーカ
JP2000278784A (ja) * 1999-03-23 2000-10-06 Yoshiro Nakamatsu 高能率コンパクトスピーカ

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017118981A1 (en) * 2016-01-05 2017-07-13 Bezalel Laboratories Ltd. Headphone or earphone device
EP3469808A4 (en) * 2016-01-05 2020-03-25 Novel Acoustics Ltd HEADPHONES OR HEADPHONES
US10701479B2 (en) 2016-01-05 2020-06-30 Novel Acoustics Ltd. Headphone or earphone device
JP2018011102A (ja) * 2016-07-11 2018-01-18 株式会社Ｊｖｃケンウッド イヤホン
CN112954541A (zh) * 2021-04-14 2021-06-11 深圳市盛佳丽电子有限公司 一种耳机喇叭面盖的装配装置
CN112954541B (zh) * 2021-04-14 2023-09-22 深圳市盛佳丽电子有限公司 一种耳机喇叭面盖的装配装置
US20220337931A1 (en) * 2021-04-16 2022-10-20 Kingston Technology Corporation Acoustic chamber and venting systems and methods

Also Published As

Publication number Publication date
KR100576248B1 (ko) 2006-05-10
CN1707608A (zh) 2005-12-14
KR20050074357A (ko) 2005-07-18

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