DE69432896D1 - Unidirektionales ohrmikrofon mit mehreren öffnungen - Google Patents
Unidirektionales ohrmikrofon mit mehreren öffnungenInfo
- Publication number
- DE69432896D1 DE69432896D1 DE69432896T DE69432896T DE69432896D1 DE 69432896 D1 DE69432896 D1 DE 69432896D1 DE 69432896 T DE69432896 T DE 69432896T DE 69432896 T DE69432896 T DE 69432896T DE 69432896 D1 DE69432896 D1 DE 69432896D1
- Authority
- DE
- Germany
- Prior art keywords
- microphone
- casing
- ear
- housing
- earphone
- 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
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
- H04R1/46—Special adaptations for use as contact microphones, e.g. on musical instrument, on stethoscope
-
- 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
- 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)
- Acoustics & Sound (AREA)
- Physics & Mathematics (AREA)
- Otolaryngology (AREA)
- Health & Medical Sciences (AREA)
- Multimedia (AREA)
- General Health & Medical Sciences (AREA)
- Neurosurgery (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Telephone Set Structure (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
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 |
---|---|
DE69432896D1 true DE69432896D1 (de) | 2003-08-07 |
DE69432896T2 DE69432896T2 (de) | 2003-12-24 |
Family
ID=21920848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69432896T Expired - Fee Related DE69432896T2 (de) | 1993-04-02 | 1994-04-01 | Unidirektionales ohrmikrofon mit mehreren öffnungen |
Country Status (10)
Country | Link |
---|---|
EP (1) | EP0692169B1 (de) |
JP (1) | JP3600619B2 (de) |
KR (1) | KR960701576A (de) |
AT (1) | ATE244482T1 (de) |
AU (1) | AU685797B2 (de) |
CA (1) | CA2159207C (de) |
DE (1) | DE69432896T2 (de) |
NO (1) | NO953888L (de) |
NZ (1) | NZ263991A (de) |
WO (1) | WO1994023520A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5812659A (en) * | 1992-05-11 | 1998-09-22 | Jabra Corporation | Ear microphone with enhanced sensitivity |
AU4312796A (en) * | 1995-01-06 | 1996-07-24 | Philips Electronics N.V. | Portable communication device |
EP0871312A1 (de) * | 1997-04-03 | 1998-10-14 | Pan Communications, Inc. | Bidirektionales Sprachkommunikationsgerät |
US6741718B1 (en) * | 2000-08-28 | 2004-05-25 | Gn Jabra Corporation | Near-field speaker/microphone acoustic/seismic dampening communication device |
CN1459211A (zh) * | 2001-03-21 | 2003-11-26 | 皇家菲利浦电子有限公司 | 声音接收装置的无吊杆听/讲结构 |
Family Cites Families (7)
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 |
ATE211339T1 (de) * | 1992-05-11 | 2002-01-15 | Jabra Corp | Unidirektionales ohrmikrophon und verfahren dafür |
-
1994
- 1994-04-01 EP EP94912925A patent/EP0692169B1/de not_active Expired - Lifetime
- 1994-04-01 AU AU65287/94A patent/AU685797B2/en not_active Ceased
- 1994-04-01 NZ NZ263991A patent/NZ263991A/en unknown
- 1994-04-01 CA CA002159207A patent/CA2159207C/en not_active Expired - Fee Related
- 1994-04-01 KR KR1019950704178A patent/KR960701576A/ko not_active Application Discontinuation
- 1994-04-01 AT AT94912925T patent/ATE244482T1/de not_active IP Right Cessation
- 1994-04-01 WO PCT/US1994/003574 patent/WO1994023520A1/en active IP Right Grant
- 1994-04-01 DE DE69432896T patent/DE69432896T2/de not_active Expired - Fee Related
- 1994-04-01 JP JP52239794A patent/JP3600619B2/ja not_active Expired - Fee Related
-
1995
- 1995-09-29 NO NO953888A patent/NO953888L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
JPH08508622A (ja) | 1996-09-10 |
WO1994023520A1 (en) | 1994-10-13 |
AU685797B2 (en) | 1998-01-29 |
AU6528794A (en) | 1994-10-24 |
NZ263991A (en) | 1996-06-25 |
NO953888L (no) | 1995-11-23 |
EP0692169A1 (de) | 1996-01-17 |
CA2159207A1 (en) | 1994-10-13 |
EP0692169B1 (de) | 2003-07-02 |
NO953888D0 (no) | 1995-09-29 |
JP3600619B2 (ja) | 2004-12-15 |
ATE244482T1 (de) | 2003-07-15 |
CA2159207C (en) | 2005-02-01 |
DE69432896T2 (de) | 2003-12-24 |
KR960701576A (ko) | 1996-02-24 |
EP0692169A4 (de) | 1996-03-06 |
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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 |