CN1236284A - 耳塞型收发两用机 - Google Patents

耳塞型收发两用机 Download PDF

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Publication number
CN1236284A
CN1236284A CN 99105160 CN99105160A CN1236284A CN 1236284 A CN1236284 A CN 1236284A CN 99105160 CN99105160 CN 99105160 CN 99105160 A CN99105160 A CN 99105160A CN 1236284 A CN1236284 A CN 1236284A
Authority
CN
China
Prior art keywords
signal
earphone
sound
voice signal
digital
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
CN 99105160
Other languages
English (en)
Chinese (zh)
Inventor
小林博昌
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.)
Gao Xitai
Original Assignee
Gao Xitai
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 Gao Xitai filed Critical Gao Xitai
Publication of CN1236284A publication Critical patent/CN1236284A/zh
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
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1016—Earpieces of the intra-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
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1083—Reduction of ambient noise
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
    • H04R2460/13—Hearing devices using bone conduction transducers

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Telephone Set Structure (AREA)
CN 99105160 1998-04-21 1999-04-21 耳塞型收发两用机 Pending CN1236284A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP111146/98 1998-04-21
JP11114698A JPH11308680A (ja) 1998-04-21 1998-04-21 耳穿孔型送受話装置

Publications (1)

Publication Number Publication Date
CN1236284A true CN1236284A (zh) 1999-11-24

Family

ID=14553634

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 99105160 Pending CN1236284A (zh) 1998-04-21 1999-04-21 耳塞型收发两用机

Country Status (6)

Country Link
EP (1) EP0952756A2 (ja)
JP (1) JPH11308680A (ja)
KR (1) KR19990081731A (ja)
CN (1) CN1236284A (ja)
BR (1) BR9904002A (ja)
CA (1) CA2268682A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104469584A (zh) * 2013-09-12 2015-03-25 索尼公司 蓝牙耳塞

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002052890A1 (en) 2000-12-22 2002-07-04 Nextlink.To A/S An acoustic device with means for being secured in a human ear
US7742614B2 (en) 2004-02-19 2010-06-22 Oticon A/S Hearing aid with antenna for reception and transmission of electromagnetic signals
KR100727547B1 (ko) * 2005-03-18 2007-06-14 (주)오픈브레인테크 무선 이어폰 장치 및 그를 이용한 휴대형 단말기
JP4937661B2 (ja) * 2006-07-31 2012-05-23 ナップエンタープライズ株式会社 携帯個人認証方法及び電子商取引方法
JP5391374B2 (ja) * 2008-02-05 2014-01-15 国立大学法人電気通信大学 マイクロホン装置
US8655001B1 (en) * 2009-02-13 2014-02-18 Advanced Bionics Ag In-the-canal hearing aid using two microphones
GB2476033A (en) * 2009-12-04 2011-06-15 Marcus Lewis Personal audio equipment device
CN103053147B (zh) * 2010-12-27 2017-03-22 罗姆股份有限公司 呼入/呼出通话单元以及呼入通话单元
EP2806654B1 (en) * 2012-01-20 2019-09-04 FINEWELL Co., Ltd. Portable telephone having cartilage conduction section

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104469584A (zh) * 2013-09-12 2015-03-25 索尼公司 蓝牙耳塞

Also Published As

Publication number Publication date
KR19990081731A (ko) 1999-11-15
EP0952756A2 (en) 1999-10-27
BR9904002A (pt) 2000-09-05
CA2268682A1 (en) 1999-10-21
JPH11308680A (ja) 1999-11-05

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication