JP2002507334A - 雑音制御装置 - Google Patents
雑音制御装置Info
- Publication number
- JP2002507334A JP2002507334A JP53097798A JP53097798A JP2002507334A JP 2002507334 A JP2002507334 A JP 2002507334A JP 53097798 A JP53097798 A JP 53097798A JP 53097798 A JP53097798 A JP 53097798A JP 2002507334 A JP2002507334 A JP 2002507334A
- Authority
- JP
- Japan
- Prior art keywords
- curved
- microphone
- audio
- opening
- noise
- 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
-
- 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
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/04—Structural association of microphone with electric circuitry therefor
-
- 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
- H04R1/086—Protective screens, e.g. all weather or wind screens
-
- 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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
- H04R1/342—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for microphones
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Noise Elimination (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Telephone Set Structure (AREA)
- Selective Calling Equipment (AREA)
- Exhaust Silencers (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 両方向のマイクロフォンとともに用いるための雑音制御装置において、 障壁部の前面に配置された第1音声開口部と、前記障壁部の後面に配置された 第2音声開口部とを有するハウジングを具備し、 前記ハウジングは、湾曲反射体を有しており、 前記湾曲反射体は、前記障壁部の後面から延出しており、 前記障壁部は、ユーザーの音声を前記第2音声開口部から偏向させ、かつ、周 囲騒音を前記第2音声開口部へ偏向させることを特徴とする雑音制御装置。 2. 前記湾曲反射体が、連続的に変化する湾曲表面を具備することを特徴と する請求項1に記載の装置。 3. 前記湾曲反射体が、半放物線状の湾曲表面を具備することを特徴とする 請求項1に記載の装置。 4. 前記湾曲反射体が、準放物線状の湾曲表面を具備することを特徴とする 請求項1に記載の装置。 5. 前記障壁部の後面と前記湾曲反射体とが、前記第2音声開口部の周囲に 管状ではない音声集中ゾーンを形成することを特徴とする請求項1に記載の装置 。 6. 前記湾曲反射体が、y方向およびz方向のみに湾曲することを特徴とす る請求項1に記載の装置。 7. 前記湾曲反射体が、奥行方向および高さ方向のみに湾曲することを特徴 とする請求項1に記載の装置。 8. 音声受信用前面と音声受信用後面とを有するマイクロフォンと、 中央に配置された障壁部を有するハウジングとを具備し、 前記障壁部は、前面に第1音声開口部を備え、かつ、後面に第2音声開口部を 備え、 前記第1および第2音声開口部は、前記マイクロフォンの音声受信前面および 後面にそれぞれ連通しており、 前記ハウジングは、第1湾曲反射体と第2湾曲反射体とを有し、 前記第1および第2湾曲反射体は、それぞれ前記障壁部の後面から延出してお り、かつ、ユーザーの音声を前記第2音声開口部から偏向させ、かつ、周囲騒音 を該第2音声開口部へ向かって偏向させることを特徴とする雑音制御装置。 9. 前記湾曲反射体の各々が、連続的に変化した湾曲表画を具備することを 特徴とする請求項8に記載の装置。 10. 前記湾曲反射体の各々が、半放物線状の湾曲表面を具備することを特 徴とする請求項8に記載の装置。 11. 前記湾曲反射体の各々が、準放物線状の湾曲表面を具備することを特 徴とする請求項8に記載の装置。 12. 前記障壁部の後面と前記湾曲反射体とが、前記第2音声開口部の周囲 に管状ではない音声集中ゾーンを形成することを特徴とする請求項8に記載の装 置。 13. 前記湾曲反射体の各々が、y方向およびz方向のみに湾曲することを 特徴とする請求項8に記載の装置。 14. 前記湾曲反射体の各々が、奥行方向および高さ方向のみに湾曲するこ とを特徴とする請求項8に記載の装置。 15. 音声受信用前面と音声受信用後面とを有するマイクロフォンと、 中央に配置され、前面に第1音声開口部を備えかつ後面に第2音声開口部を備 えた障壁部を有するハウジングと、 ユーザーの音声を前記第2音声開口部から偏向させかつ周囲騒音を該第2音声 開口部へ向かって偏向させる手段とを具備し、 前記第1および第2音声開口部は、前記マイクロフォンの音声受信用前面およ び後面にそれぞれ連通していることを特徴とする雑音制御装置。 16. 前記第2音声開口部の周囲に管状ではない音声集中ゾーンを形成する 手段を有することを特徴とする請求項15に記載の装置。 17. 前記マイクロフォンの前記音声受信用後面において周囲騒音からの音 圧を増加させるための手段を有することを特徴とする請求項15に記載の装置。 18. 前記第2音声開口部における共鳴を防ぐまたは最小限にする手段を有 することを特徴とする請求項15に記載の装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/787,010 | 1997-01-12 | ||
US08/787,010 US5854848A (en) | 1996-10-08 | 1997-01-12 | Noise control device |
PCT/US1998/000026 WO1998031186A1 (en) | 1997-01-12 | 1998-01-12 | Noise control device |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2002507334A true JP2002507334A (ja) | 2002-03-05 |
JP3999277B2 JP3999277B2 (ja) | 2007-10-31 |
Family
ID=25140175
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP53097798A Expired - Fee Related JP3999277B2 (ja) | 1997-01-12 | 1998-01-12 | 雑音制御装置 |
Country Status (12)
Country | Link |
---|---|
US (1) | US5854848A (ja) |
EP (1) | EP0951797B1 (ja) |
JP (1) | JP3999277B2 (ja) |
KR (1) | KR100670998B1 (ja) |
CN (1) | CN1297668A (ja) |
AT (1) | ATE417477T1 (ja) |
AU (1) | AU734577B2 (ja) |
BR (1) | BR9806243B1 (ja) |
CA (1) | CA2266465C (ja) |
DE (1) | DE69840323D1 (ja) |
ES (1) | ES2319342T3 (ja) |
WO (1) | WO1998031186A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2227034A1 (en) | 2009-03-03 | 2010-09-08 | Funai Electric Co., Ltd. | Microphone unit |
US8422715B2 (en) | 2009-03-09 | 2013-04-16 | Funai Electric Co., Ltd. | Microphone unit |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6009184A (en) * | 1996-10-08 | 1999-12-28 | Umevoice, Inc. | Noise control device for a boom mounted noise-canceling microphone |
US6118881A (en) * | 1997-05-13 | 2000-09-12 | Lucent Technologies Inc. | Reduction of flow-induced microphone noise |
US6278377B1 (en) | 1999-08-25 | 2001-08-21 | Donnelly Corporation | Indicator for vehicle accessory |
US6285772B1 (en) * | 1999-07-20 | 2001-09-04 | Umevoice, Inc. | Noise control device |
USD427998S (en) * | 1999-07-20 | 2000-07-11 | Umevoice, Inc. | Noise cancellation device |
USD428408S (en) * | 1999-07-20 | 2000-07-18 | Ume Voice, Inc. | Element for a noise cancellation device |
US6396932B1 (en) * | 1999-07-21 | 2002-05-28 | Umevoice, Inc. | Pluggable noise-controlling apparatus and method |
US6297969B1 (en) * | 1999-08-10 | 2001-10-02 | Lucent Technologies Inc. | Electromagnetic interference shielding enclosure |
US8682005B2 (en) | 1999-11-19 | 2014-03-25 | Gentex Corporation | Vehicle accessory microphone |
US7120261B1 (en) * | 1999-11-19 | 2006-10-10 | Gentex Corporation | Vehicle accessory microphone |
US7447320B2 (en) * | 2001-02-14 | 2008-11-04 | Gentex Corporation | Vehicle accessory microphone |
MXPA02004999A (es) * | 1999-11-19 | 2003-01-28 | Gentex Corp | Microfono auxiliar para vehiculo. |
KR100383755B1 (ko) * | 2000-10-31 | 2003-05-12 | (주)아이큐리랩 | 박막 단방향 흡음 시스템 |
JP4250421B2 (ja) * | 2001-02-14 | 2009-04-08 | ジェンテクス・コーポレーション | 車両アクセサリマイクロホン |
US7245726B2 (en) * | 2001-10-03 | 2007-07-17 | Adaptive Technologies, Inc. | Noise canceling microphone system and method for designing the same |
JP2004075818A (ja) * | 2002-08-15 | 2004-03-11 | Fuji Photo Film Co Ltd | インク組成物及びインクジェット記録方法 |
US7655046B2 (en) * | 2005-01-20 | 2010-02-02 | Warsaw Orthopedic, Inc. | Expandable spinal fusion cage and associated instrumentation |
US7530424B1 (en) * | 2005-11-23 | 2009-05-12 | Graber Curtis E | Sonic boom simulator |
JP5708629B2 (ja) * | 2012-02-21 | 2015-04-30 | ヤマハ株式会社 | マイクロホン装置 |
USD773396S1 (en) * | 2014-09-19 | 2016-12-06 | Bae Batterien Gmbh | Transportation plug for battery cases |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR517422A (fr) * | 1919-06-23 | 1921-05-06 | Miessner Inv S Corp | Transmetteur téléphonique perfectionné |
US3632902A (en) * | 1969-02-24 | 1972-01-04 | John J Wahler | Sound reflector-modifier for hearing aid microphones |
US4001893A (en) * | 1973-10-12 | 1977-01-04 | Matsushita Electric Industrial Co., Ltd. | Portable tape-recorder |
US4773091A (en) * | 1986-06-16 | 1988-09-20 | Northern Telecom Limited | Telephone handset for use in noisy locations |
GB2200814B (en) * | 1987-01-29 | 1990-02-28 | Crystalate Electronics | Microphone |
US5239578A (en) * | 1990-05-15 | 1993-08-24 | Plantronics, Inc. | Noise cancelling apparatus for a telephone handset |
US5282245A (en) * | 1990-08-13 | 1994-01-25 | Shure Brothers, Incorporated | Tubular bi-directional microphone with flared entries |
ES2090350T3 (es) * | 1990-09-06 | 1996-10-16 | British Telecomm | Microtelefono supresor de ruidos. |
US5268965A (en) * | 1991-11-18 | 1993-12-07 | Motorola, Inc. | User selectable noise canceling for portable microphones |
US5448637A (en) * | 1992-10-20 | 1995-09-05 | Pan Communications, Inc. | Two-way communications earset |
US5394467A (en) * | 1993-03-26 | 1995-02-28 | Claircom Communications Group, L.P. | Multi-purpose telephone strain relief |
US5329593A (en) * | 1993-05-10 | 1994-07-12 | Lazzeroni John J | Noise cancelling microphone |
JPH0988A (ja) | 1995-06-15 | 1997-01-07 | Taniguchi Sangyo Kk | 樹木用容器 |
JPH098888A (ja) * | 1995-06-20 | 1997-01-10 | Mitsubishi Electric Corp | 携帯電話装置 |
-
1997
- 1997-01-12 US US08/787,010 patent/US5854848A/en not_active Expired - Lifetime
-
1998
- 1998-01-12 AT AT98900805T patent/ATE417477T1/de not_active IP Right Cessation
- 1998-01-12 BR BRPI9806243-3A patent/BR9806243B1/pt not_active IP Right Cessation
- 1998-01-12 CN CN98801413A patent/CN1297668A/zh active Pending
- 1998-01-12 WO PCT/US1998/000026 patent/WO1998031186A1/en not_active Application Discontinuation
- 1998-01-12 JP JP53097798A patent/JP3999277B2/ja not_active Expired - Fee Related
- 1998-01-12 AU AU56246/98A patent/AU734577B2/en not_active Ceased
- 1998-01-12 DE DE69840323T patent/DE69840323D1/de not_active Expired - Lifetime
- 1998-01-12 KR KR1019997002450A patent/KR100670998B1/ko not_active IP Right Cessation
- 1998-01-12 CA CA002266465A patent/CA2266465C/en not_active Expired - Fee Related
- 1998-01-12 EP EP98900805A patent/EP0951797B1/en not_active Expired - Lifetime
- 1998-01-12 ES ES98900805T patent/ES2319342T3/es not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2227034A1 (en) | 2009-03-03 | 2010-09-08 | Funai Electric Co., Ltd. | Microphone unit |
US8422715B2 (en) | 2009-03-09 | 2013-04-16 | Funai Electric Co., Ltd. | Microphone unit |
Also Published As
Publication number | Publication date |
---|---|
WO1998031186A1 (en) | 1998-07-16 |
ES2319342T3 (es) | 2009-05-06 |
EP0951797A1 (en) | 1999-10-27 |
BR9806243B1 (pt) | 2010-10-05 |
KR100670998B1 (ko) | 2007-01-17 |
EP0951797A4 (en) | 2006-05-10 |
ATE417477T1 (de) | 2008-12-15 |
BR9806243A (pt) | 2000-01-25 |
AU5624698A (en) | 1998-08-03 |
CA2266465A1 (en) | 1998-07-16 |
US5854848A (en) | 1998-12-29 |
JP3999277B2 (ja) | 2007-10-31 |
CA2266465C (en) | 2004-12-07 |
KR20000068614A (ko) | 2000-11-25 |
DE69840323D1 (de) | 2009-01-22 |
EP0951797B1 (en) | 2008-12-10 |
CN1297668A (zh) | 2001-05-30 |
AU734577B2 (en) | 2001-06-14 |
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