ID25924A - EARPHONE WITHOUT NOISY VOICE FROM HISTORIC ELECTRICAL WAVES TO PROTECT LOST HEARING - Google Patents

EARPHONE WITHOUT NOISY VOICE FROM HISTORIC ELECTRICAL WAVES TO PROTECT LOST HEARING

Info

Publication number
ID25924A
ID25924A IDW20001540A ID20001540A ID25924A ID 25924 A ID25924 A ID 25924A ID W20001540 A IDW20001540 A ID W20001540A ID 20001540 A ID20001540 A ID 20001540A ID 25924 A ID25924 A ID 25924A
Authority
ID
Indonesia
Prior art keywords
earphone
electrical waves
noisy voice
lost hearing
protect
Prior art date
Application number
IDW20001540A
Other languages
Indonesian (id)
Inventor
Chung Yu Lin
Original Assignee
Chung Yu Lin Cs
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 Chung Yu Lin Cs filed Critical Chung Yu Lin Cs
Publication of ID25924A publication Critical patent/ID25924A/en

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
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • 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
    • H04R1/1016—Earpieces of the intra-aural type

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Headphones And Earphones (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
IDW20001540A 1998-02-16 1999-02-05 EARPHONE WITHOUT NOISY VOICE FROM HISTORIC ELECTRICAL WAVES TO PROTECT LOST HEARING ID25924A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB981005292A CN1138447C (en) 1998-02-16 1998-02-16 Earpiece without impulse noise and loss by acoustic wave movement

Publications (1)

Publication Number Publication Date
ID25924A true ID25924A (en) 2000-11-09

Family

ID=5216078

Family Applications (1)

Application Number Title Priority Date Filing Date
IDW20001540A ID25924A (en) 1998-02-16 1999-02-05 EARPHONE WITHOUT NOISY VOICE FROM HISTORIC ELECTRICAL WAVES TO PROTECT LOST HEARING

Country Status (13)

Country Link
EP (1) EP1068771B1 (en)
JP (1) JP3091406U (en)
KR (1) KR100615827B1 (en)
CN (1) CN1138447C (en)
AU (1) AU752648B2 (en)
BR (2) BR9907948A (en)
CA (1) CA2320214C (en)
DE (1) DE69939931D1 (en)
HK (1) HK1033408A1 (en)
ID (1) ID25924A (en)
NO (1) NO326615B1 (en)
RU (1) RU2232486C2 (en)
WO (1) WO1999041946A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2001289524A1 (en) * 2000-06-09 2001-12-24 Ziyi Cheng A noise-suppressing receiver
US7077014B2 (en) 2004-06-23 2006-07-18 Endress + Hauser Flowtec Ag Vibration-type measuring transducer
EP1727394B1 (en) * 2005-05-25 2008-10-29 Oticon A/S Method and apparatus for current management in a battery powered audio device
CN2852584Y (en) * 2005-11-15 2006-12-27 邹小元 Earphone fitting listening principle
TWI323617B (en) 2006-02-20 2010-04-11 Cotron Corp Multiple channel earphone
DE102006030600A1 (en) * 2006-07-03 2008-01-24 Siemens Audiologische Technik Gmbh Otological device with holding device for a tragus
NO328038B1 (en) * 2007-06-01 2009-11-16 Freebit As Improved uncleanness
SE531656E5 (en) * 2008-05-12 2011-04-26 3M Svenska Ab Ear protection
KR101427531B1 (en) * 2013-07-17 2014-08-07 서울과학기술대학교 산학협력단 A Headphone for the Reduction of Sound Pressure
KR101427120B1 (en) * 2013-08-23 2014-08-07 김철희 earphone on tragus
CN105245989A (en) * 2015-10-26 2016-01-13 胡强 In-ear headset

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1165248A (en) * 1980-10-31 1984-04-10 Shingo Watanabe Electro-acoustic transducer
JPH0228960B2 (en) * 1985-02-13 1990-06-27 Matsushita Electric Ind Co Ltd MAIKUROPPONKENYOHETSUDOPPON
JPH0450718Y2 (en) * 1986-02-28 1992-11-30
JP2553514B2 (en) * 1986-05-23 1996-11-13 松下電器産業株式会社 headphone
JPH06237499A (en) * 1993-02-09 1994-08-23 Sony Corp Headphone
JPH07154888A (en) * 1993-11-30 1995-06-16 Sony Corp Electroacoustic transducer

Also Published As

Publication number Publication date
AU752648B2 (en) 2002-09-26
WO1999041946A1 (en) 1999-08-19
CA2320214C (en) 2006-04-25
RU2232486C2 (en) 2004-07-10
CA2320214A1 (en) 1999-08-19
JP3091406U (en) 2003-01-31
DE69939931D1 (en) 2009-01-02
NO326615B1 (en) 2009-01-19
NO20004074L (en) 2000-08-15
AU2657999A (en) 1999-08-30
EP1068771A1 (en) 2001-01-17
HK1033408A1 (en) 2001-08-24
KR100615827B1 (en) 2006-08-25
BR9907948A (en) 2000-11-07
CN1138447C (en) 2004-02-11
CN1226797A (en) 1999-08-25
EP1068771A4 (en) 2006-07-05
KR20010034308A (en) 2001-04-25
BR7903454Y1 (en) 2013-09-17
NO20004074D0 (en) 2000-08-15
EP1068771B1 (en) 2008-11-19

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