| ReturnTo Theme-Group-Choice | Onelevelup |
| 2H291 | LIQUID CRYSTAL 4-1 (COMBINATION WITH OPTICAL MEMBERS) | |
| G02F1/1335 -1/1335,525;1/13363 | ||
| G02F1/1335-1/1335,525;G02F1/13363 | FA | FA00 OPTICAL ELEMENTS |
FA01 | FA02 | FA03 | FA04 | FA05 | FA06 | FA07 | FA08 | FA09 | FA10 |
| . Wavelength filters | . . Color filters | . . . Reflection type color filters | . . . Arrangement | . . . . Stripe shape | . . . . Matrix shape | . . . Color | . . . . Four colors or more or two colors | . . . . Ones including white (transparent) areas or pixels | . . Ultraviolet or infrared cutoff filters | |||
| FA11 | FA13 | FA14 | FA15 | FA16 | FA17 | |||||||
| . . Dichroic mirrors, dichroic prisms | . Light shielding or absorption members | . . Black matrixes | . . . Conductive black matrixes | . . . Insulating black matrixes | . . Parallax barriers | |||||||
| FA21 | FA22 | FA23 | FA24 | FA25 | FA26 | FA27 | FA28 | FA29 | FA30 | |||
| . Polarising elements | . . Polarization plate | . . . Color polarization plates | . . . Reflection type polarization plates | . . . . Reflection type linear polarization plate | . . . . Reflection type circular polarization plate | . . . Scattering type polarization plates | . . . Polarization plates using slits and diffraction | . . Polarized beam splitters | . Retardation plates | |||
| FA31 | FA32 | FA33 | FA34 | FA35 | FA36 | FA37 | FA38 | FA40 | ||||
| . Reflection elements | . . Half mirrors | . . Dielectric multilayer film mirrors | . . Scattering reflection plates | . . Directional reflection plates | . . Concave mirrors | . . Lamp reflector | . . Light-guiding plate reflection sheets | . Antireflection film | ||||
| FA41 | FA42 | FA43 | FA44 | FA45 | FA46 | FA48 | ||||||
| . Scattering element | . . Scattering sheets | . . Anisotropic or directional scattering elements | . . Scattering means | . . . Ones using its surface as a scattering surface | . . . Ones including a scattering element in its interior portion | . Diffraction grating and hologram | ||||||
| FA51 | FA52 | FA53 | FA54 | FA55 | FA56 | FA57 | FA58 | FA59 | FA60 | |||
| . Refraction and light focusing elements | . . Prisms | . . . Cross-section multangular shape | . . . . Cross-section triangle shape | . . . Cross-section curved-line shape | . . Lenses | . . . Fresnel lenses | . . Ones in which the number of elements is one | . . Ones in which the number of elements is plural | . . . Stripe shape | |||
| FA61 | FA62 | FA63 | FA64 | FA65 | FA66 | FA67 | FA68 | FA69 | FA70 | |||
| . . . Nonlinear stripe shape | . . . Matrix shape | . . . Prescription of an element width (W) | . . . . Element width (W) = Pixel pitch (P) | . . . . Element width (W) < Pixel pitch (P) | . . . . Element width (W) > Pixel pitch (P) | . . . Ones that are different for each area | . . . . Ones of different pitches | . . . . Ones of different heights | . . . . Ones of different cross-section shapes | |||
| FA71 | FA72 | FA73 | FA74 | FA75 | FA76 | |||||||
| . Light guide (light guiding body) | . . Optical fibers, optical fiber bundles | . . Light guiding rod (conversion of a point light source to a line light source) | . . Light guiding body having a prism on a surface | . . Light guiding bodies having a scattering surface on its surface | . . Light guiding bodies including a scattering element inside | |||||||
| FA81 | FA82 | FA83 | FA84 | FA85 | FA86 | FA87 | FA88 | |||||
| . Light sources | . . Fluorescent tubes | . . Fluorescent bodies except for fluorescent tubes | . . EL | . . LED | . . Laser | . . Lamp (point shape) | . . A plurality of different light sources | |||||
| FA91 | FA92 | FA94 | FA95 | FA96 | FA98 | FA99 | ||||||
| . Light-receiving elements | . . Ones for lighting or driving control | . Protection films | . Adhesive agents, gluing agents | . Other optical elements (*) | . Ones having a plurality of optical functions | . . Ones in which a scattering property is given to other optical elements | ||||||
| FB | FB00 MATERIALS OF OPTICAL ELEMENTS |
FB01 | FB02 | FB03 | FB04 | FB05 | ||||||
| . Base materials (*) | . . Organic materials (*) | . . . Heat-hardening resin (*) | . . . Photo-curable resin (*) | . . . Liquid crystal materials (*) | ||||||||
| FB12 | FB13 | FB14 | FB15 | |||||||||
| . . Inorganic materials (*) | . . . Glasses | . . . Metal (*) | . . . Semiconductors (*) | |||||||||
| FB21 | FB22 | FB23 | ||||||||||
| . Add-in materials (*) | . . Organic materials (*) | . . Inorganic materials (*) | ||||||||||
| FC | FC00 MAKING PROCESS OF OPTICAL ELEMENTS |
FC01 | FC02 | FC03 | FC04 | FC05 | FC06 | FC07 | FC08 | FC09 | FC10 | |
| . Manufacturing | . . Vapor deposition | . . . Ion plating | . . . Oblique deposition | . . Dyeing | . . Electrodeposition, plating | . . Stretching | . . . Uniaxial stretching | . . . Biaxial stretching | . . Printing, exposure | |||
| FC12 | FC13 | FC14 | FC15 | FC16 | FC17 | |||||||
| . . Deposition | . . Printing | . . . Screen printing | . . Dispenser | . . . Ink jet | . . Integral forming | |||||||
| FC21 | FC22 | FC23 | FC24 | FC25 | FC26 | |||||||
| . Treatment | . . Polish | . . Cutting | . . Mold | . . Adhesion, embedding | . . Press work | |||||||
| FC31 | FC32 | FC33 | FC34 | FC35 | FC36 | FC37 | FC38 | |||||
| . Processing | . . Heat treatment, cooling | . . Light (ultraviolet light) irradiation | . . Cleaning | . . Surface processing | . . . Etching | . . . Plasma processing | . . . Oxidation treatment | |||||
| FC41 | FC42 | |||||||||||
| . Manufacturing equipment | . Test, inspection | |||||||||||
| FD | FD00 ARRANGEMENT, ATTACHMENT, AND ADJUSTMENT OF OPTICAL ELEMENTS |
FD01 | FD02 | FD03 | FD04 | FD05 | FD07 | FD08 | FD09 | FD10 | ||
| . Arrangement | . . In-plane arrangement | . . . Identical optical elements | . . . . Patterning, partial arrangement | . . . Different kind optical elements | . . Laminated arrangement | . . . Angle of arrangement | . . . . Upper and lower polarization plates | . . . . Polarization plate and alignment direction | ||||
| FD12 | FD13 | FD15 | FD16 | FD17 | FD19 | FD20 | ||||||
| . . . . Retardation plate and other optical element | . . . . Relation with a panel (display screen) | . . Arrangement of a light source | . . . Immediately-beneath types | . . . Inside a light guiding body | . . Arrangement of color filters | . . . Ones being provided in the driving element substrate side | ||||||
| FD22 | FD23 | FD24 | FD25 | FD26 | FD27 | FD29 | FD30 | |||||
| . . . Ones provided in the side of counter substrates | . . . Ones provided in a frame area | . . Arrangement of a black matrix | . . . Ones provided in the side of driving element substrate | . . . Ones provided in the side of counter substrate | . . . Ones provided in a frame area | . . Movable arrangement of optical elements | . . . Color wheels | |||||
| FD31 | FD32 | FD33 | FD34 | FD35 | FD36 | FD37 | FD38 | |||||
| . Attachment | . . Positioning, position adjustment | . . Retention | . . Adhesive bonding | . . . Sticking | . . . Pressure bonding | . . . Heat-sealing | . . Pressurization | |||||
| FD41 | FD42 | FD43 | FD44 | FD45 | FD46 | |||||||
| . Adjustable setting of light quantity and color | . . Adjustable setting of light source light quantity | . . Adjustable setting of reflected light quantity | . . Color adjustable setting | . . . Movable polarization plate | . . . Movable color filter | |||||||
| GA | GA00 RELATION WITH OTHER COMPONENTS |
GA01 | GA02 | GA04 | GA05 | GA06 | GA08 | GA10 | ||||
| . Substrates | . . Protection substrates | . Conductive body, electrode | . . Transparent electrode | . . Conductive rubber | . Alignment member | . Insulating films | ||||||
| GA11 | GA12 | GA13 | GA15 | GA17 | GA18 | GA19 | GA20 | |||||
| . Spacers | . . Ones made of color filters | . . Ones composed of black matrixes | . Inlets and seal members | . Drive circuits, driving elements | . . Power source | . . Active elements, nonlinear elements (TFT, TFD) | . . Photoconductor | |||||
| GA21 | GA22 | GA23 | GA24 | |||||||||
| . Drive circuits of light sources | . Protection films | . Adhesive agents, gluing agents | . Outer frames, support members | |||||||||
| HA | HA00 OPERATION PRINCIPLE OF LIQUID CRYSTALS |
HA01 | HA02 | HA04 | HA05 | HA06 | HA07 | HA08 | HA09 | HA10 | ||
| . Current effect type | . . Dynamic scattering (DS) type | . Electric field effect type | . . Dielectric anisotropy type | . . . Twisted nematic (TN) type | . . . Dichroic, pleochroic, and guest-host (GH) type | . . . Double refraction control (ECB) type | . . . Super-twisted double refraction (SBE, STN) type | . . . Phase-change (PC) type | ||||
| HA11 | HA12 | HA13 | HA14 | HA15 | HA16 | HA17 | HA18 | HA19 | HA20 | |||
| . . . Vertical alignment (VA) type | . . . Homogeneous alignment type | . . . Bend alignment type, pi cell | . . . Hybrid alignment (HAN) type | . . . Lateral electric field drive type | . . . Cholesteric | . . . . Polarized light selection | . . . . Wavelength selection | . . Permanent dipole type | . . . Ferroelectricity type | |||
| HA21 | HA23 | HA25 | HA27 | HA28 | HA29 | |||||||
| . . . Antiferroelectric type | . Heat effect type | . Light effect type | . Other operation principles (*) | . . Pressure effect type | . . Magnetic field effect type | |||||||
| HA31 | HA32 | HA33 | HA34 | HA35 | HA36 | HA37 | HA38 | |||||
| . Ones added to operation principles | . . Operation division means | . . . Ones according to alignment films | . . . Ones according to an electrode structure | . . . Ones according to convex portions and concave portions | . . Arrangement of operation division areas | . . . Within a pixel | . . . For each pixel | |||||
| JA | JA00 STRUCTURE OF LIQUID CRYSTAL LAYERS |
JA01 | JA02 | JA03 | JA10 | |||||||
| . High molecular liquid crystal | . Dispersed liquid crystal | . Thickness change by locations | . Other structures of a liquid crystal layer (*) | |||||||||
| KA | KA00 PRESCRIPTION OF PARAMETERS AND NUMERICAL VALUES RELATED TO CELL STATES (*) |
KA01 | KA02 | KA04 | KA05 | KA06 | KA10 | |||||
| . Prescription of refractive indexes (*) | . . Prescription of retardation (DLTAn. d) (*) | . Prescription of a twist angle (*) | . Prescription of cell thickness (d), helical pitch (p), and d/p (*) | . Prescription of pretilt angles (*) | . Prescription of other parameters and numerical values of a cell state (*) | |||||||
| LA | LA00 OBJECTS, PROBLEMS TO BE SOLVED |
LA01 | LA02 | LA03 | LA04 | LA05 | LA06 | LA07 | LA08 | LA09 | ||
| . Security | . . Mechanical protection | . . Measures against harmful light or stray light | . . Measures for high temperature or heat | . . Measures against low temperature | . . Waterproof, moisture prevention | . . Dust prevention, antistatics | . . Electromagnetic shield | . . Ease of maintenance and component replacement | ||||
| LA11 | LA13 | LA15 | LA17 | LA19 | ||||||||
| . Making thinner, smaller, lighter | . Productivity improvement | . Component and function sharing | . Negative, positive inversion | . Colorization | ||||||||
| LA21 | LA22 | LA23 | LA24 | LA25 | LA26 | LA27 | LA28 | |||||
| . Visibility improvement | . . Contrast improvement | . . White balance improvement | . . Luminance, illuminance equalization | . . Making wider viewing angle | . . Making narrower viewing angle | . . Achromatism | . . Interference and moire prevention | |||||
| LA31 | LA32 | LA33 | LA34 | LA40 | ||||||||
| . Light utilization efficiency improvement | . . Luminous flux separation | . . Polarization separation | . . Color separation | . Other objects and problems to be solved | ||||||||
| MA | MA00 SPECIAL APPLICATION |
MA01 | MA02 | MA03 | MA04 | MA06 | MA07 | MA08 | MA09 | MA10 | ||
| . Three dimensional displays | . Head mount displays (HMD) | . Displays for vehicles | . . For car navigation | . Glare-proof mirror | . Liquid crystal lens | . Printer heads | . Optical arithmetic operation device | . Electronic papers | ||||
| MA11 | MA12 | MA13 | MA20 | |||||||||
| . Projector (*) | . . Single-liquid-crystal-panel type | . . Three-liquid-crystal-panel type | . Other special application (*) | |||||||||
| NA | NA00 MULTIFUNCTIONAL COMBINED CONFIGURATION |
NA01 | NA02 | NA03 | NA04 | NA05 | NA06 | NA07 | NA09 | NA10 | ||
| . Transmission and reflection type | . . Whole surface being semi-transmissive | . . . Half mirrors | . . . Reflection-type polarization plate | . . . . Reflection-type linear polarization plate | . . . . Reflection-type circular polarization plate | . . . Variable reflection plate | . . Transmission area/reflection area | . . . Different configurations between a transmission area and a reflection are | ||||
| NA12 | NA13 | NA14 | NA15 | NA16 | NA17 | NA18 | NA19 | NA20 | ||||
| . . . . Ones having different cell gaps | . . . . . Irregularities in the same side as the reflection element relative to a liquid crystal layer | . . . . . Irregularities in the opposite side of a reflection element relative to a liquid crystal layer | . . . . Ones of different color filters | . . . . . Ones having different materials | . . . . . Ones having different film thicknesses | . . . . . Ones having areas without a color filter | . . . . Ones having different retardation plates | . . . . Ones having different alignment | ||||
| NA22 | NA23 | NA24 | NA25 | NA26 | NA27 | NA28 | NA29 | NA30 | ||||
| . . . . Ones having different drive voltages | . . . Transmission/reflection areas of different configurations between pixels | . . . . Different arrangements between a transmission area and a reflection area | . . . . Areas of a transmission area and a reflection area being different | . . . . Transmission/reflection areas of different configurations for each color pixel | . . . Laminated arrangement of a transmission electrode and a reflection element | . . . . Transmission electrode (upper)/reflection element (lower) | . . . . Transmission electrode (upper)/insulating film/reflection element (lower) | . . . . Reflection element (upper)/transmission electrode (lower) | ||||
| NA32 | NA33 | NA34 | NA35 | NA36 | NA37 | NA38 | ||||||
| . . . . Reflection element (upper)/insulating film/transmission electrode (lower) | . . . Constitution of a reflection element | . . . . Ones to perform reflection by a reflection electrode | . . . . Ones to perform reflection by a reflection film | . . . Nature of reflection | . . . . Scattering reflection | . . . . Directional reflection | ||||||
| NA41 | NA42 | NA43 | NA44 | NA45 | NA46 | NA47 | NA48 | NA49 | ||||
| . Whole-surface reflection type | . . Constitution of a reflection element | . . . Ones to perform reflection by a reflection electrode | . . . Ones to perform reflection by a reflection film | . . . . Arranged inside a cell | . . . . Arranged on the outer side of a cell | . . Nature of reflection | . . . Scattering reflection | . . . Directional reflection | ||||
| NA51 | NA52 | NA53 | NA54 | NA55 | ||||||||
| . Multiscreen display | . . Multiscreen by a parallax barrier | . . Multiscreen by a lens or prism | . . Multiscreen by a light source or light guiding body | . . Multiscreen by laminated cells | ||||||||
| NA61 | NA62 | NA63 | NA64 | NA65 | ||||||||
| . Double-faced display | . . Single-layer cells | . . . Transmission and reflection type cells | . . Laminated cells | . . . Ones using a common light source or a light guiding body | ||||||||
| NA71 | NA72 | NA73 | NA74 | NA75 | NA76 | NA77 | NA78 | |||||
| . Viewing angle variable control | . . Controlled objects | . . . Viewing angle range variable control | . . . Viewing angle direction variable control | . . Control means | . . . Control by a viewing angle control panel | . . . Controlling a display panels | . . . Controlling an optical elements | |||||
| PA | PA00 OPTICAL PROPERTY OF A RETARDATION PLATE |
PA01 | PA02 | PA03 | PA04 | PA05 | PA06 | PA07 | PA08 | PA09 | PA10 | |
| . Optical anisotropic nature | . . Optical axis uniaxiality | . . . A plate (primary axis in xy plane) | . . . . Positive A plate (nx>ny=nz) | . . . . Negative A plate (nx| . . . C plate (primary axis in z direction) |
. . . . Positive C plate (nx=ny | . . . . Negative C plate (nx=ny>nz) |
. . . O plate (primary axis in oblique direction) |
. . . . Positive O plate (na=nb | | |||
| PA12 | PA13 | PA14 | PA15 | PA16 | PA17 | PA18 | ||||||
| . . . . Negative O plate (na=nb>nc) | . . . Twisted retardation plates | . . . . Positive refractive index anisotropic nature | . . . . Negative refractive index anisotropic nature | . . . Hybrid retardation plates | . . . . Positive refractive index anisotropic nature | . . . . Negative refractive index anisotropic nature | ||||||
| PA22 | PA23 | PA24 | PA25 | PA26 | PA27 | PA28 | PA29 | PA30 | ||||
| . . Optical axis biaxiality | . . . Optical axes in xyz directions | . . . . nx>ny>nz, and Nz value>1 | . . . . nx>nz>ny, 0| . . . . nz>nx>ny, Nz value <0 |
. . . Optical axis in an oblique direction |
. . . . One axis in xy plane |
. . . . No axis in xy plane |
. . . Twisted retardation plates |
| ||||
| PA32 | ||||||||||||
| . . . Hybrid retardation plates | ||||||||||||
| PA41 | PA42 | PA43 | PA44 | PA45 | PA50 | |||||||
| . Wave plates | . . lambda/2 plates | . . . Broadband lambda/2 plates | . . lambda/4 plate | . . . Broadband lambda/4 plate | . Different retardation plates in a plain surface | |||||||
| PA51 | PA52 | PA53 | PA54 | PA58 | PA59 | PA60 | ||||||
| . Wavelength dispersion | . . Positive wavelength dispersion (delta Dltand/delta lambda<0) | . . Inverse wavelength dispersion (delta Dltand/delta lambda>0) | . . Low wavelength dispersion (delta Dltand/delta lambda nearly equal 0) | . Arrangement | . . Ones arranged in the outer side of a polarization plate | . . Ones arranged in a cell | ||||||
| PA61 | PA62 | PA63 | PA64 | PA65 | PA66 | PA67 | PA68 | PA69 | PA70 | |||
| . The number of plates | . . One plate in a cell in total | . . Two plates in a cell in total | . . . Two plates arranged on one side of a liquid crystal layer | . . . One plate is arranged on each side of a liquid crystal layer | . . Three plates in a cell in total | . . . Three plates arranged in one side of a liquid crystal layer | . . . Arrangement of one plate in one side and two plates in the opposite side of a liquid crystal layer | . . Four plates in a cell in total | . . . Arrangement of four plates in one side of a liquid crystal layer | |||
| PA72 | PA73 | PA74 | PA78 | PA79 | PA80 | |||||||
| . . . Arrangement of one plate in one side of a liquid crystal layer, and three in the opposite side | . . . Two plates are arranged in each side of a liquid crystal layer | . . Five plates or more in a cell in total | . Ones sharing with other members | . . Protection films | . . Substrates | |||||||
| PA81 | PA82 | PA83 | PA84 | PA85 | PA86 | PA87 | ||||||
| . Materials | . . Liquid crystal materials | . . . Liquid crystal cells | . . . Nematic liquid crystal | . . . Cholesteric liquid crystal | . . . Discotic liquid crystal | . . . High molecular liquid crystal |