DE69327396D1 - Zweiweg-Kommunikations-Ohrhörer - Google Patents

Zweiweg-Kommunikations-Ohrhörer

Info

Publication number
DE69327396D1
DE69327396D1 DE69327396T DE69327396T DE69327396D1 DE 69327396 D1 DE69327396 D1 DE 69327396D1 DE 69327396 T DE69327396 T DE 69327396T DE 69327396 T DE69327396 T DE 69327396T DE 69327396 D1 DE69327396 D1 DE 69327396D1
Authority
DE
Germany
Prior art keywords
way communication
communication earphones
earphones
way
communication
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
DE69327396T
Other languages
English (en)
Other versions
DE69327396T2 (de
Inventor
Noboru Yamaguchi
Masao Konomi
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.)
Pan Communications Inc
Original Assignee
Pan Communications Inc
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 Pan Communications Inc filed Critical Pan Communications Inc
Application granted granted Critical
Publication of DE69327396D1 publication Critical patent/DE69327396D1/de
Publication of DE69327396T2 publication Critical patent/DE69327396T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/60—Substation equipment, e.g. for use by subscribers including speech amplifiers
    • H04M1/6033—Substation equipment, e.g. for use by subscribers including speech amplifiers for providing handsfree use or a loudspeaker mode in telephone sets
    • H04M1/6041—Portable telephones adapted for handsfree use
    • H04M1/6058—Portable telephones adapted for handsfree use involving the use of a headset accessory device connected to the portable telephone
    • H04M1/6066—Portable telephones adapted for handsfree use involving the use of a headset accessory device connected to the portable telephone including a wireless connection
    • 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
    • H04R19/00—Electrostatic transducers
    • H04R19/01—Electrostatic transducers characterised by the use of electrets
    • H04R19/016—Electrostatic transducers characterised by the use of electrets for microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/10—Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups
    • H04R2201/107—Monophonic and stereophonic headphones with microphone for two-way hands free communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2410/00—Microphones

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Headphones And Earphones (AREA)
DE1993627396 1993-07-28 1993-07-28 Zweiweg-Kommunikations-Ohrhörer Expired - Fee Related DE69327396T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP93112064A EP0637187B1 (de) 1993-07-28 1993-07-28 Zweiweg-Kommunikations-Ohrhörer

Publications (2)

Publication Number Publication Date
DE69327396D1 true DE69327396D1 (de) 2000-01-27
DE69327396T2 DE69327396T2 (de) 2000-05-11

Family

ID=8213120

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1993627396 Expired - Fee Related DE69327396T2 (de) 1993-07-28 1993-07-28 Zweiweg-Kommunikations-Ohrhörer

Country Status (3)

Country Link
EP (1) EP0637187B1 (de)
DE (1) DE69327396T2 (de)
ES (1) ES2142323T3 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI108909B (fi) 1996-08-13 2002-04-15 Nokia Corp Kuuloke-elementti ja päätelaite
EP0871312A1 (de) * 1997-04-03 1998-10-14 Pan Communications, Inc. Bidirektionales Sprachkommunikationsgerät
US8280072B2 (en) 2003-03-27 2012-10-02 Aliphcom, Inc. Microphone array with rear venting
US7246058B2 (en) 2001-05-30 2007-07-17 Aliph, Inc. Detecting voiced and unvoiced speech using both acoustic and nonacoustic sensors
US8019091B2 (en) 2000-07-19 2011-09-13 Aliphcom, Inc. Voice activity detector (VAD) -based multiple-microphone acoustic noise suppression
US7433484B2 (en) 2003-01-30 2008-10-07 Aliphcom, Inc. Acoustic vibration sensor
KR101434071B1 (ko) 2002-03-27 2014-08-26 앨리프컴 통신 시스템에서 사용을 위한 마이크로폰과 음성 활동 감지(ｖａｄ) 구성
US9066186B2 (en) 2003-01-30 2015-06-23 Aliphcom Light-based detection for acoustic applications
US9099094B2 (en) 2003-03-27 2015-08-04 Aliphcom Microphone array with rear venting
US9591392B2 (en) 2006-11-06 2017-03-07 Plantronics, Inc. Headset-derived real-time presence and communication systems and methods
US8155364B2 (en) 2007-11-06 2012-04-10 Fortemedia, Inc. Electronic device with microphone array capable of suppressing noise
US9094764B2 (en) 2008-04-02 2015-07-28 Plantronics, Inc. Voice activity detection with capacitive touch sense
US8948415B1 (en) 2009-10-26 2015-02-03 Plantronics, Inc. Mobile device with discretionary two microphone noise reduction
US9794678B2 (en) 2011-05-13 2017-10-17 Plantronics, Inc. Psycho-acoustic noise suppression
US20150016625A1 (en) * 2012-02-01 2015-01-15 Tohoku Pioneer Corporation Audio processing device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1487847A (en) * 1974-09-25 1977-10-05 Ard Anstalt Microphone units
US5046103A (en) * 1988-06-07 1991-09-03 Applied Acoustic Research, Inc. Noise reducing system for voice microphones
JP2687613B2 (ja) * 1989-08-25 1997-12-08 ソニー株式会社 マイクロホン装置
US5121426A (en) * 1989-12-22 1992-06-09 At&T Bell Laboratories Loudspeaking telephone station including directional microphone
US5210792A (en) * 1990-08-13 1993-05-11 Matsushita Electric Industrial Co., Ltd. Ear-hang type headset

Also Published As

Publication number Publication date
DE69327396T2 (de) 2000-05-11
EP0637187A1 (de) 1995-02-01
ES2142323T3 (es) 2000-04-16
EP0637187B1 (de) 1999-12-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee