FI20060259A0 - Arrangemang för optiks audiomikrofon - Google Patents
Arrangemang för optiks audiomikrofonInfo
- Publication number
- FI20060259A0 FI20060259A0 FI20060259A FI20060259A FI20060259A0 FI 20060259 A0 FI20060259 A0 FI 20060259A0 FI 20060259 A FI20060259 A FI 20060259A FI 20060259 A FI20060259 A FI 20060259A FI 20060259 A0 FI20060259 A0 FI 20060259A0
- Authority
- FI
- Finland
- Prior art keywords
- optics
- arrangement
- audio microphone
- microphone
- audio
- Prior art date
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
- H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
- H04R23/008—Transducers other than those covered by groups H04R9/00 - H04R21/00 using optical signals for detecting or generating sound
-
- 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
-
- 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
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20060259A FI20060259A0 (sv) | 2006-03-17 | 2006-03-17 | Arrangemang för optiks audiomikrofon |
EP07103983A EP1835783A3 (en) | 2006-03-17 | 2007-03-13 | An optical audio microphone arrangement |
US11/724,201 US7521668B2 (en) | 2006-03-17 | 2007-03-15 | Optical audio microphone arrangement including a Michelson type interferometer for providing a phase difference between different parts of light beams |
CNA2007100878139A CN101043762A (zh) | 2006-03-17 | 2007-03-19 | 光学音频麦克风设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20060259A FI20060259A0 (sv) | 2006-03-17 | 2006-03-17 | Arrangemang för optiks audiomikrofon |
Publications (1)
Publication Number | Publication Date |
---|---|
FI20060259A0 true FI20060259A0 (sv) | 2006-03-17 |
Family
ID=36191934
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20060259A FI20060259A0 (sv) | 2006-03-17 | 2006-03-17 | Arrangemang för optiks audiomikrofon |
Country Status (4)
Country | Link |
---|---|
US (1) | US7521668B2 (sv) |
EP (1) | EP1835783A3 (sv) |
CN (1) | CN101043762A (sv) |
FI (1) | FI20060259A0 (sv) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5507045B2 (ja) * | 2006-12-15 | 2014-05-28 | 石原産業株式会社 | アントラニルアミド系化合物の製造方法 |
US9277330B2 (en) * | 2008-09-29 | 2016-03-01 | Technion Research And Development Foundation Ltd. | Optical pin-point microphone |
FI20095619A0 (sv) * | 2009-06-04 | 2009-06-04 | Gasera Ltd | System och förfarande för mätning av relativ rörelse |
US8594507B2 (en) * | 2011-06-16 | 2013-11-26 | Honeywell International Inc. | Method and apparatus for measuring gas concentrations |
US20120321322A1 (en) * | 2011-06-16 | 2012-12-20 | Honeywell International Inc. | Optical microphone |
CN102543065B (zh) * | 2011-12-31 | 2013-11-20 | 中国科学院半导体研究所 | 基于激光多普勒干涉的语音检测系统 |
CN102543064A (zh) * | 2011-12-31 | 2012-07-04 | 中国科学院半导体研究所 | 基于激光多普勒干涉的语音检测系统 |
CN105319990B (zh) * | 2015-11-19 | 2018-03-30 | 北京工业大学 | 一种音频信号控制输出光信号的方法 |
CN108426630B (zh) * | 2017-12-14 | 2020-11-10 | 北京遥测技术研究所 | 一种双迈克尔逊干涉式测声传感器 |
EP3628990B1 (en) * | 2018-09-26 | 2021-08-25 | ams International AG | Integrated optical transducer and method for detecting dynamic pressure changes |
US10976151B2 (en) * | 2018-12-26 | 2021-04-13 | Industrial Technology Research Institute | Optical interferometer with reference arm longer than sample arm |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1709762A (en) | 1926-10-07 | 1929-04-16 | Westinghouse Electric & Mfg Co | Interferometer microphone |
US3470329A (en) | 1966-02-09 | 1969-09-30 | Block Engineering | Interferometer microphone |
US3387494A (en) | 1966-04-28 | 1968-06-11 | Marcel J.E. Golay | Tensioned membrane |
FR2050890A5 (sv) * | 1969-06-27 | 1971-04-02 | Bernard Patrice | |
US3842353A (en) * | 1973-02-23 | 1974-10-15 | Nat Res Dev | Photoelectric transducer |
US4160600A (en) | 1976-09-23 | 1979-07-10 | Smiths Industries Limited | Pressure-responsive apparatus |
US4665747A (en) | 1985-04-19 | 1987-05-19 | Muscatell Ralph P | Flight instrument using light interference for pressure sensing |
US4942767A (en) | 1986-11-19 | 1990-07-24 | Massachusetts Institute Of Technology | Pressure transducer apparatus |
US4926696A (en) * | 1986-11-19 | 1990-05-22 | Massachusetts Institute Of Technology | Optical micropressure transducer |
US5029023A (en) | 1989-09-29 | 1991-07-02 | Regents Of The University Of California | Laser-amplified motion detector and method |
US6014239C1 (en) * | 1997-12-12 | 2002-04-09 | Brookhaven Science Ass Llc | Optical microphone |
KR100437142B1 (ko) | 2001-12-07 | 2004-06-25 | 에피밸리 주식회사 | 광 마이크로 폰 |
FI118548B (sv) * | 2002-09-30 | 2007-12-14 | Noveltech Solutions Ltd | Fotoakustisk detektor |
FI116859B (sv) | 2002-09-30 | 2006-03-15 | Noveltech Solutions Ltd | Fotoakustisk detektor |
US6901176B2 (en) | 2002-10-15 | 2005-05-31 | University Of Maryland | Fiber tip based sensor system for acoustic measurements |
-
2006
- 2006-03-17 FI FI20060259A patent/FI20060259A0/sv not_active Application Discontinuation
-
2007
- 2007-03-13 EP EP07103983A patent/EP1835783A3/en not_active Withdrawn
- 2007-03-15 US US11/724,201 patent/US7521668B2/en active Active
- 2007-03-19 CN CNA2007100878139A patent/CN101043762A/zh active Pending
Also Published As
Publication number | Publication date |
---|---|
US7521668B2 (en) | 2009-04-21 |
US20070215798A1 (en) | 2007-09-20 |
EP1835783A2 (en) | 2007-09-19 |
EP1835783A3 (en) | 2011-01-26 |
CN101043762A (zh) | 2007-09-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NO2022040I1 (no) | pembrolizumab - forlenget SPC | |
NO20066067L (no) | Mikrofon for lydkildesporing | |
FI20060259A0 (sv) | Arrangemang för optiks audiomikrofon | |
DE602007003775D1 (de) | Lautsprecher | |
DK1891911T3 (da) | Linseisættelsessystem | |
DK2846557T3 (da) | Forbedret højtaleranordning | |
DK1968406T3 (da) | Cigareterstatning | |
DK2144498T3 (da) | Akustisk bortskræmning | |
BRPI0720224A2 (pt) | Arilpirazóis substituídos | |
ATE534010T1 (de) | Zielfernrohr | |
DK2025193T3 (da) | Akustisk korrektionsindretning | |
DK2082613T3 (da) | Høreapparat | |
BRPI0810854A2 (pt) | Alto falante plano | |
ATE527249T1 (de) | Indole | |
ATE493419T1 (de) | Penem-prodrugs | |
DK1689210T3 (da) | Höreapparat | |
DE602008000475D1 (de) | Schallquellentrennsystem | |
DE602006003616D1 (de) | Optisches System | |
NO20050926D0 (no) | Hoyttaler | |
FI20075685A0 (sv) | Optisk förstärkare | |
DE102008013627B8 (de) | Lautsprecher | |
UY3590Q (es) | Microfono | |
DE502008000917D1 (de) | Lautsprecherbox | |
UY3591Q (es) | Microfono | |
DE112007000480A5 (de) | Filtervorrichtung |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |