CA2032080A1 - Microphone directif - Google Patents
Microphone directifInfo
- Publication number
- CA2032080A1 CA2032080A1 CA2032080A CA2032080A CA2032080A1 CA 2032080 A1 CA2032080 A1 CA 2032080A1 CA 2032080 A CA2032080 A CA 2032080A CA 2032080 A CA2032080 A CA 2032080A CA 2032080 A1 CA2032080 A1 CA 2032080A1
- Authority
- CA
- Canada
- Prior art keywords
- housing
- sound
- sound pressure
- acoustically
- diaphragm
- 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.)
- Granted
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
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US48644490A | 1990-02-28 | 1990-02-28 | |
US486,444 | 1990-02-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2032080A1 true CA2032080A1 (fr) | 1991-08-29 |
CA2032080C CA2032080C (fr) | 1996-07-23 |
Family
ID=23931916
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002032080A Expired - Lifetime CA2032080C (fr) | 1990-02-28 | 1990-12-12 | Microphone directif |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2664005B2 (fr) |
KR (1) | KR0158893B1 (fr) |
CA (1) | CA2032080C (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8180082B2 (en) | 2007-04-04 | 2012-05-15 | Funai Electric Advanced Applied Technology Research Institute Inc. | Microphone unit, close-talking voice input device, information processing system, and method of manufacturing microphone unit |
US8638955B2 (en) | 2006-11-22 | 2014-01-28 | Funai Electric Advanced Applied Technology Research Institute Inc. | Voice input device, method of producing the same, and information processing system |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5890232A (en) * | 1997-11-25 | 1999-04-06 | Park; Nam-Tae | Helmet with an air cushion buffer |
KR20030082153A (ko) * | 2002-04-16 | 2003-10-22 | 주식회사 더웨이테크 | 폴리프로필렌 필름을 이용한 전사방법 |
KR100936684B1 (ko) * | 2005-01-13 | 2010-01-13 | 후지쯔 가부시끼가이샤 | 음 수신 장치 |
JP4894353B2 (ja) * | 2006-05-26 | 2012-03-14 | ヤマハ株式会社 | 放収音装置 |
JP5097511B2 (ja) * | 2007-11-19 | 2012-12-12 | 株式会社船井電機新応用技術研究所 | 音声入力装置及びその製造方法、並びに、情報処理システム |
JP2009239631A (ja) | 2008-03-27 | 2009-10-15 | Funai Electric Advanced Applied Technology Research Institute Inc | マイクロフォンユニット、接話型の音声入力装置、情報処理システム、及びマイクロフォンユニットの製造方法 |
JP5114106B2 (ja) * | 2007-06-21 | 2013-01-09 | 株式会社船井電機新応用技術研究所 | 音声入出力装置及び通話装置 |
EP2007167A3 (fr) | 2007-06-21 | 2013-01-23 | Funai Electric Advanced Applied Technology Research Institute Inc. | Dispositif d'entrée-sortie vocale et dispositif de communication |
JP5250899B2 (ja) * | 2007-10-16 | 2013-07-31 | 船井電機株式会社 | 携帯電話およびマイクロホンユニット |
JP5257920B2 (ja) * | 2007-10-16 | 2013-08-07 | 船井電機株式会社 | 携帯電話およびマイクロホンユニット |
JP2009135661A (ja) * | 2007-11-29 | 2009-06-18 | Funai Electric Co Ltd | マイクロフォンユニット及びその製造方法並びに音声入力装置 |
JP5166007B2 (ja) * | 2007-11-30 | 2013-03-21 | 船井電機株式会社 | マイクロフォンユニットおよびその製造方法 |
NO20076609A (no) | 2007-12-21 | 2009-03-16 | Tandberg Telecom As | Mikrofonanordning |
JP5166117B2 (ja) | 2008-05-20 | 2013-03-21 | 株式会社船井電機新応用技術研究所 | 音声入力装置及びその製造方法、並びに、情報処理システム |
JP2009284110A (ja) * | 2008-05-20 | 2009-12-03 | Funai Electric Advanced Applied Technology Research Institute Inc | 音声入力装置及びその製造方法、並びに、情報処理システム |
JP5129024B2 (ja) * | 2008-05-27 | 2013-01-23 | 株式会社船井電機新応用技術研究所 | 音声入力装置及び音声会議システム |
JP5008638B2 (ja) * | 2008-12-01 | 2012-08-22 | 株式会社船井電機新応用技術研究所 | マイクロフォンユニット、音声入力装置、情報処理システム及びマイクロフォンユニットの製造方法 |
JP5325554B2 (ja) * | 2008-12-05 | 2013-10-23 | 船井電機株式会社 | 音声入力装置 |
JP5502313B2 (ja) | 2008-12-05 | 2014-05-28 | 船井電機株式会社 | マイクロホンユニット |
JP5325555B2 (ja) | 2008-12-05 | 2013-10-23 | 船井電機株式会社 | マイクロホンユニット |
JP5262859B2 (ja) * | 2009-03-09 | 2013-08-14 | 船井電機株式会社 | マイクロホンユニット |
JP6260878B2 (ja) * | 2016-05-27 | 2018-01-17 | 株式会社アイエヌジー | 画像転写シート、画像転写シートの製造方法、画像転写方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5922989B2 (ja) * | 1978-03-23 | 1984-05-30 | 横河電機株式会社 | 信号発生装置 |
NL8304401A (nl) * | 1983-12-22 | 1985-07-16 | Philips Nv | Oxydkathode. |
JPS63197188A (ja) * | 1987-02-12 | 1988-08-16 | Toshiba Corp | テレビ会議システム |
JPH0744750B2 (ja) * | 1987-03-20 | 1995-05-15 | 松下電器産業株式会社 | マイクロホンユニツト |
JP2541621B2 (ja) * | 1988-04-20 | 1996-10-09 | 株式会社プリモ | 指向性マイクロホン |
-
1990
- 1990-12-12 CA CA002032080A patent/CA2032080C/fr not_active Expired - Lifetime
-
1991
- 1991-02-21 JP JP3047331A patent/JP2664005B2/ja not_active Expired - Lifetime
- 1991-02-25 KR KR1019910002995A patent/KR0158893B1/ko not_active IP Right Cessation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8638955B2 (en) | 2006-11-22 | 2014-01-28 | Funai Electric Advanced Applied Technology Research Institute Inc. | Voice input device, method of producing the same, and information processing system |
US8180082B2 (en) | 2007-04-04 | 2012-05-15 | Funai Electric Advanced Applied Technology Research Institute Inc. | Microphone unit, close-talking voice input device, information processing system, and method of manufacturing microphone unit |
Also Published As
Publication number | Publication date |
---|---|
JPH04217199A (ja) | 1992-08-07 |
JP2664005B2 (ja) | 1997-10-15 |
KR920000202A (ko) | 1992-01-10 |
CA2032080C (fr) | 1996-07-23 |
KR0158893B1 (ko) | 1998-12-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKEX | Expiry |