KR100576248B1 - 음성 확대기 - Google Patents

음성 확대기 Download PDF

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Publication number
KR100576248B1
KR100576248B1 KR1020050047717A KR20050047717A KR100576248B1 KR 100576248 B1 KR100576248 B1 KR 100576248B1 KR 1020050047717 A KR1020050047717 A KR 1020050047717A KR 20050047717 A KR20050047717 A KR 20050047717A KR 100576248 B1 KR100576248 B1 KR 100576248B1
Authority
KR
South Korea
Prior art keywords
earphone
sound
expander
voice
attaching
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.)
Expired - Fee Related
Application number
KR1020050047717A
Other languages
English (en)
Korean (ko)
Other versions
KR20050074357A (ko
Inventor
미키야스 이시쿠라
마사히코 다카하시
Original Assignee
엘레콤 가부시키 가이샤
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 엘레콤 가부시키 가이샤 filed Critical 엘레콤 가부시키 가이샤
Publication of KR20050074357A publication Critical patent/KR20050074357A/ko
Application granted granted Critical
Publication of KR100576248B1 publication Critical patent/KR100576248B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
KR1020050047717A 2004-06-04 2005-06-03 음성 확대기 Expired - Fee Related KR100576248B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2004-00166583 2004-06-04
JP2004166583A JP2005348190A (ja) 2004-06-04 2004-06-04 音声拡大器

Related Child Applications (1)

Application Number Title Priority Date Filing Date
KR20-2005-0017191U Division KR200399702Y1 (ko) 2004-06-04 2005-06-15 음성 확대기

Publications (2)

Publication Number Publication Date
KR20050074357A KR20050074357A (ko) 2005-07-18
KR100576248B1 true KR100576248B1 (ko) 2006-05-10

Family

ID=35500127

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020050047717A Expired - Fee Related KR100576248B1 (ko) 2004-06-04 2005-06-03 음성 확대기

Country Status (3)

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

Families Citing this family (7)

* 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
WO2017118981A1 (en) * 2016-01-05 2017-07-13 Bezalel Laboratories Ltd. Headphone or earphone device
JP6683043B2 (ja) * 2016-07-11 2020-04-15 株式会社Ｊｖｃケンウッド イヤホン
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

Family Cites Families (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
JP3241082B2 (ja) * 1992-03-13 2001-12-25 アイワ株式会社 アンプ内蔵型スピーカ装置
JP3316711B2 (ja) * 1993-12-27 2002-08-19 カシオ計算機株式会社 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

Also Published As

Publication number Publication date
CN1707608A (zh) 2005-12-14
JP2005348190A (ja) 2005-12-15
KR20050074357A (ko) 2005-07-18

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