CA2088372C - Tunable liquid-crystal etalon filter - Google Patents
Tunable liquid-crystal etalon filterInfo
- Publication number
- CA2088372C CA2088372C CA002088372A CA2088372A CA2088372C CA 2088372 C CA2088372 C CA 2088372C CA 002088372 A CA002088372 A CA 002088372A CA 2088372 A CA2088372 A CA 2088372A CA 2088372 C CA2088372 C CA 2088372C
- Authority
- CA
- Canada
- Prior art keywords
- liquid crystal
- filter
- polarization
- alignment
- liquid
- 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
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 114
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 230000003287 optical effect Effects 0.000 claims abstract description 79
- 230000010287 polarization Effects 0.000 claims description 84
- 239000000463 material Substances 0.000 claims description 23
- 239000000758 substrate Substances 0.000 claims description 23
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 230000005684 electric field Effects 0.000 abstract description 10
- 230000005540 biological transmission Effects 0.000 description 22
- 239000000306 component Substances 0.000 description 17
- 239000000835 fiber Substances 0.000 description 12
- 239000013307 optical fiber Substances 0.000 description 11
- 230000008859 change Effects 0.000 description 10
- 230000003595 spectral effect Effects 0.000 description 10
- 239000004988 Nematic liquid crystal Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 239000011521 glass Substances 0.000 description 7
- 238000002310 reflectometry Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 239000000470 constituent Substances 0.000 description 5
- 238000001228 spectrum Methods 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 229920002120 photoresistant polymer Polymers 0.000 description 4
- 239000004677 Nylon Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 3
- 229920001778 nylon Polymers 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000000411 transmission spectrum Methods 0.000 description 3
- 229910021532 Calcite Inorganic materials 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 239000005361 soda-lime glass Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- FZMJEGJVKFTGMU-UHFFFAOYSA-N triethoxy(octadecyl)silane Chemical compound CCCCCCCCCCCCCCCCCC[Si](OCC)(OCC)OCC FZMJEGJVKFTGMU-UHFFFAOYSA-N 0.000 description 2
- 235000013175 Crataegus laevigata Nutrition 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 239000004990 Smectic liquid crystal Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 238000013101 initial test Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 229920001707 polybutylene terephthalate Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000005268 rod-like liquid crystal Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/21—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour by interference
- G02F1/216—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour by interference using liquid crystals, e.g. liquid crystal Fabry-Perot filters
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/139—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/21—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour by interference
- G02F1/213—Fabry-Perot type
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2203/00—Function characteristic
- G02F2203/05—Function characteristic wavelength dependent
- G02F2203/055—Function characteristic wavelength dependent wavelength filtering
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2203/00—Function characteristic
- G02F2203/06—Polarisation independent
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Liquid Crystal (AREA)
- Spectrometry And Color Measurement (AREA)
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US577,220 | 1990-08-31 | ||
| US07/577,220 US5068749A (en) | 1990-08-31 | 1990-08-31 | Electronically tunable polarization-independent liquid crystal optical filter |
| US598,476 | 1990-10-16 | ||
| US07/598,476 US5150236A (en) | 1990-08-31 | 1990-10-16 | Tunable liquid crystal etalon filter |
| US07/677,769 US5111321A (en) | 1990-10-16 | 1991-03-29 | Dual-polarization liquid-crystal etalon filter |
| US677,769 | 1991-03-29 | ||
| PCT/US1991/005609 WO1992004653A1 (en) | 1990-08-31 | 1991-08-07 | Tunable liquid-crystal etalon filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2088372A1 CA2088372A1 (en) | 1992-03-01 |
| CA2088372C true CA2088372C (en) | 1999-10-05 |
Family
ID=27416265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002088372A Expired - Fee Related CA2088372C (en) | 1990-08-31 | 1991-08-07 | Tunable liquid-crystal etalon filter |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP0547077A1 (https=) |
| JP (1) | JP2587743B2 (https=) |
| CA (1) | CA2088372C (https=) |
| WO (1) | WO1992004653A1 (https=) |
Families Citing this family (32)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR950011951B1 (ko) * | 1992-12-04 | 1995-10-12 | 삼성전관주식회사 | Lcd 및 그 제조방법 |
| GB9309003D0 (en) * | 1993-04-30 | 1993-06-16 | Marconi Gec Ltd | Optical devices |
| GB9608636D0 (en) * | 1996-04-25 | 1996-07-03 | Secr Defence | A tuneable filter |
| US8111401B2 (en) | 1999-11-05 | 2012-02-07 | Robert Magnusson | Guided-mode resonance sensors employing angular, spectral, modal, and polarization diversity for high-precision sensing in compact formats |
| US7167615B1 (en) | 1999-11-05 | 2007-01-23 | Board Of Regents, The University Of Texas System | Resonant waveguide-grating filters and sensors and methods for making and using same |
| US7094595B2 (en) | 2000-10-30 | 2006-08-22 | Sru Biosystems, Inc. | Label-free high-throughput optical technique for detecting biomolecular interactions |
| US7300803B2 (en) | 2000-10-30 | 2007-11-27 | Sru Biosystems, Inc. | Label-free methods for performing assays using a colorimetric resonant reflectance optical biosensor |
| US7153702B2 (en) | 2000-10-30 | 2006-12-26 | Sru Biosystems, Inc. | Label-free methods for performing assays using a colorimetric resonant reflectance optical biosensor |
| US7575939B2 (en) | 2000-10-30 | 2009-08-18 | Sru Biosystems, Inc. | Optical detection of label-free biomolecular interactions using microreplicated plastic sensor elements |
| US7101660B2 (en) | 2000-10-30 | 2006-09-05 | Sru Biosystems, Inc. | Method for producing a colorimetric resonant reflection biosensor on rigid surfaces |
| US7142296B2 (en) | 2000-10-30 | 2006-11-28 | Sru Biosystems, Inc. | Method and apparatus for detecting biomolecular interactions |
| US7306827B2 (en) | 2000-10-30 | 2007-12-11 | Sru Biosystems, Inc. | Method and machine for replicating holographic gratings on a substrate |
| US7371562B2 (en) | 2000-10-30 | 2008-05-13 | Sru Biosystems, Inc. | Guided mode resonant filter biosensor using a linear grating surface structure |
| US7175980B2 (en) | 2000-10-30 | 2007-02-13 | Sru Biosystems, Inc. | Method of making a plastic colorimetric resonant biosensor device with liquid handling capabilities |
| US7615339B2 (en) | 2000-10-30 | 2009-11-10 | Sru Biosystems, Inc. | Method for producing a colorimetric resonant reflection biosensor on rigid surfaces |
| US6951715B2 (en) * | 2000-10-30 | 2005-10-04 | Sru Biosystems, Inc. | Optical detection of label-free biomolecular interactions using microreplicated plastic sensor elements |
| US7217574B2 (en) | 2000-10-30 | 2007-05-15 | Sru Biosystems, Inc. | Method and apparatus for biosensor spectral shift detection |
| EP1286187A3 (en) * | 2001-08-06 | 2004-08-11 | Coho Holdings, LLC | Optical device for filtering and sensing |
| US7120333B2 (en) | 2001-10-25 | 2006-10-10 | Lambda Crossing, Ltd. | Polarization insensitive tunable optical filters |
| US7429492B2 (en) | 2002-09-09 | 2008-09-30 | Sru Biosystems, Inc. | Multiwell plates with integrated biosensors and membranes |
| FR2851043B1 (fr) * | 2003-02-07 | 2005-04-29 | Cit Alcatel | Demultiplexeur d'un signal lumineux |
| US7447401B2 (en) * | 2005-02-28 | 2008-11-04 | Optium Australia Pty Limited | Optical communications system |
| US9134307B2 (en) | 2007-07-11 | 2015-09-15 | X-Body, Inc. | Method for determining ion channel modulating properties of a test reagent |
| CN101802611A (zh) | 2007-07-11 | 2010-08-11 | Sru生物系统公司 | 鉴别离子通道调节剂的方法 |
| US9006661B1 (en) | 2012-10-31 | 2015-04-14 | Exelis, Inc. | Compact THz focal plane imaging array with integrated context imaging sensors and antennae matrix |
| US9195048B1 (en) | 2013-03-05 | 2015-11-24 | Exelis, Inc. | Terahertz tunable filter with microfabricated mirrors |
| US9234797B1 (en) | 2013-03-05 | 2016-01-12 | Exelis, Inc. | Compact THz imaging detector with an integrated micro-spectrometer spectral tuning matrix |
| JP6291747B2 (ja) * | 2013-08-28 | 2018-03-14 | ソニー株式会社 | 光学的ローパスフィルタ、撮像デバイスおよび撮像装置 |
| US9400412B2 (en) | 2014-07-16 | 2016-07-26 | Kent State University | Nanosecond liquid crystalline optical modulator |
| WO2020105037A1 (en) * | 2018-11-19 | 2020-05-28 | Lauber Yair Zvi | Novel imaging systems and methods |
| CN111193083B (zh) * | 2020-02-26 | 2022-02-01 | 京东方科技集团股份有限公司 | 带通滤波器及其制备方法和驱动方法、电子装置 |
| KR102404542B1 (ko) * | 2020-10-12 | 2022-06-02 | 주식회사 알바트레이스 | 2중 씰라인을 갖는 파장가변형 액정 에탈론 필터 및 그 제조방법 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59116625A (ja) * | 1982-12-23 | 1984-07-05 | Toshiba Corp | 光パルス発生器 |
| US4630898A (en) * | 1983-10-14 | 1986-12-23 | Jewell Jack L | Etalon optical logic gate apparatus and method |
| JPS60242422A (ja) * | 1984-05-16 | 1985-12-02 | Nippon Telegr & Teleph Corp <Ntt> | 波長可変光フイルタ |
| JPS61224384A (ja) * | 1985-03-29 | 1986-10-06 | Nippon Telegr & Teleph Corp <Ntt> | 波長選択光スイツチ |
| JPS62178219A (ja) * | 1986-01-31 | 1987-08-05 | Nippon Telegr & Teleph Corp <Ntt> | 光波長選択素子 |
| GB8621438D0 (en) * | 1986-09-05 | 1986-10-15 | Secr Defence | Electro-optic device |
| GB8621439D0 (en) * | 1986-09-05 | 1986-10-15 | Secr Defence | Electro-optic device |
| US4762397A (en) * | 1987-06-19 | 1988-08-09 | Hughes Aircraft Company | Optical phase conjugator with spatially resolvable thresholding utilizing liquid crystal light valve |
| JPH01306802A (ja) * | 1988-06-06 | 1989-12-11 | Nippon Telegr & Teleph Corp <Ntt> | 光周波数フィルタ |
| JPH0284621A (ja) * | 1988-09-21 | 1990-03-26 | Nec Corp | 波長フィルタ装置 |
| JPH0816739B2 (ja) * | 1988-12-22 | 1996-02-21 | 日本電気株式会社 | 波長分岐挿入素子 |
-
1991
- 1991-08-07 CA CA002088372A patent/CA2088372C/en not_active Expired - Fee Related
- 1991-08-07 JP JP3513647A patent/JP2587743B2/ja not_active Expired - Lifetime
- 1991-08-07 EP EP91914812A patent/EP0547077A1/en not_active Withdrawn
- 1991-08-07 WO PCT/US1991/005609 patent/WO1992004653A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO1992004653A1 (en) | 1992-03-19 |
| JPH06500408A (ja) | 1994-01-13 |
| JP2587743B2 (ja) | 1997-03-05 |
| CA2088372A1 (en) | 1992-03-01 |
| EP0547077A1 (en) | 1993-06-23 |
| EP0547077A4 (https=) | 1994-02-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |