NO953888L - Unidireksjonal öremikrofon med flere åpninger - Google Patents

Unidireksjonal öremikrofon med flere åpninger

Info

Publication number
NO953888L
NO953888L NO953888A NO953888A NO953888L NO 953888 L NO953888 L NO 953888L NO 953888 A NO953888 A NO 953888A NO 953888 A NO953888 A NO 953888A NO 953888 L NO953888 L NO 953888L
Authority
NO
Norway
Prior art keywords
microphone
casing
ear
housing
unidirectional multi
Prior art date
Application number
NO953888A
Other languages
English (en)
Norwegian (no)
Other versions
NO953888D0 (no
Inventor
Elwood G Norris
Charles L Mcclendon
Original Assignee
Jabra Corp
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 Jabra Corp filed Critical Jabra Corp
Publication of NO953888D0 publication Critical patent/NO953888D0/no
Publication of NO953888L publication Critical patent/NO953888L/no

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
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • 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
    • H04R1/46—Special adaptations for use as contact microphones, e.g. on musical instrument, on stethoscope
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/04—Supports for telephone transmitters or receivers
    • H04M1/05—Supports for telephone transmitters or receivers specially adapted for use on head, throat or breast
    • 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
    • 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
    • H04R1/08—Mouthpieces; Microphones; Attachments therefor
    • H04R1/083—Special constructions of mouthpieces
    • 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
    • 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
    • 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
    • H04R2420/00—Details of connection covered by H04R, not provided for in its groups
    • H04R2420/07—Applications of wireless loudspeakers or wireless microphones

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Otolaryngology (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Telephone Set Structure (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
  • Stereophonic Arrangements (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
NO953888A 1993-04-02 1995-09-29 Unidireksjonal öremikrofon med flere åpninger NO953888L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US4224693A 1993-04-02 1993-04-02
PCT/US1994/003574 WO1994023520A1 (en) 1993-04-02 1994-04-01 Unidirectional ear microphone with multiple openings

Publications (2)

Publication Number Publication Date
NO953888D0 NO953888D0 (no) 1995-09-29
NO953888L true NO953888L (no) 1995-11-23

Family

ID=21920848

Family Applications (1)

Application Number Title Priority Date Filing Date
NO953888A NO953888L (no) 1993-04-02 1995-09-29 Unidireksjonal öremikrofon med flere åpninger

Country Status (10)

Country Link
EP (1) EP0692169B1 (ko)
JP (1) JP3600619B2 (ko)
KR (1) KR960701576A (ko)
AT (1) ATE244482T1 (ko)
AU (1) AU685797B2 (ko)
CA (1) CA2159207C (ko)
DE (1) DE69432896T2 (ko)
NO (1) NO953888L (ko)
NZ (1) NZ263991A (ko)
WO (1) WO1994023520A1 (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5812659A (en) * 1992-05-11 1998-09-22 Jabra Corporation Ear microphone with enhanced sensitivity
EP0749656B1 (en) * 1995-01-06 2004-04-07 Koninklijke Philips Electronics N.V. Portable communication device
EP0871312A1 (en) * 1997-04-03 1998-10-14 Pan Communications, Inc. Two-way voice communication device
US6741718B1 (en) * 2000-08-28 2004-05-25 Gn Jabra Corporation Near-field speaker/microphone acoustic/seismic dampening communication device
EP1279314A1 (en) * 2001-03-21 2003-01-29 Koninklijke Philips Electronics N.V. Boomless hearing/speaking configuration for sound receiving means

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3197576A (en) * 1964-04-02 1965-07-27 Dahlberg Electronics In-the-ear hearing aid
CA1029668A (en) * 1975-06-23 1978-04-18 Unitron Industries Limited Hearing aid having adjustable directivity
US4463222A (en) * 1981-12-23 1984-07-31 Roanwell Corporation Noise canceling transmitter
US4860342A (en) * 1987-04-09 1989-08-22 Danner David L Computer-telephone interface method and apparatus
US4930156A (en) * 1988-11-18 1990-05-29 Norcom Electronics Corporation Telephone receiver transmitter device
AT395275B (de) * 1990-12-27 1992-11-10 Akg Akustische Kino Geraete Als richtmikrophon ausgebildeter telefonhandapparat
KR100256889B1 (ko) * 1992-05-11 2000-05-15 쟈브라 코오포레이션 주변잡음과 음성을 격리시키는 귀착용장치 및 그 방법

Also Published As

Publication number Publication date
NZ263991A (en) 1996-06-25
JP3600619B2 (ja) 2004-12-15
KR960701576A (ko) 1996-02-24
JPH08508622A (ja) 1996-09-10
DE69432896T2 (de) 2003-12-24
AU685797B2 (en) 1998-01-29
WO1994023520A1 (en) 1994-10-13
EP0692169A4 (en) 1996-03-06
CA2159207C (en) 2005-02-01
ATE244482T1 (de) 2003-07-15
NO953888D0 (no) 1995-09-29
EP0692169A1 (en) 1996-01-17
EP0692169B1 (en) 2003-07-02
DE69432896D1 (de) 2003-08-07
AU6528794A (en) 1994-10-24
CA2159207A1 (en) 1994-10-13

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application