| ReturnTo Theme-Group-Choice | Onelevelup |
| 2H148 | OPTICAL FILTERS | |
| G02B5/20 -5/28 | ||
| G02B5/20 | AA | AA00 FILTERS |
AA01 | AA03 | AA04 | AA05 | AA06 | AA07 | AA09 | |||
| . arranged in devices | . Materials | . . acousto-optic | . . organic (AA04 takes precedence) | . . . crystal | . . inorganic, including those dispersed in organic materials (AA04 takes precedence) | . Manufacturing methods or apparatus | ||||||
| AA11 | AA12 | AA14 | AA15 | AA16 | AA18 | AA19 | ||||||
| . Working | . . Band-pass filters | . . Edge filters | . . . absorbing at the short wavelength side | . . . absorbing at the long wavelength side | . Use | . . Lights; Light irradiation devices | ||||||
| AA21 | AA22 | AA23 | AA24 | AA25 | AA26 | AA27 | AA28 | AA29 | ||||
| . Structures | . . having locally-different permissibility | . . having waveguiding structures | . . of a combination of multiple filters | . . of a combination with other optical elements | . . moving or switching filters | . . attaching or bonding | . . for improving the life of filters | . . compensating or controlling characteristics | ||||
| G02B5/20,101 | BA | BA00 PRINCIPLES OF COLOR FILTERS (SUBSTRATES) |
BA01 | BA02 | BA03 | |||||||
| . Interference (multi-layer films or the like) | . Diffraction, e.g., diffraction gratings | . Other special principles | ||||||||||
| BB | BB00 ADDITIONAL ELEMENTS OF COLOR FILTERS (SUBSTRATES) |
BB01 | BB02 | BB03 | BB04 | BB05 | ||||||
| . Protection layers or overcoats | . Spacers or protrusions | . Electrodes | . Oriented films or protrusions for controlling orientation | . Gap control layers or layers for controlling the difference in optical paths | ||||||||
| BC | BC00 METHODS OR DEVICES FOR MANUFACTURING COLOR FILTERS (SUBSTRATES) |
BC01 | BC02 | BC03 | BC04 | BC05 | BC06 | BC07 | BC08 | BC09 | BC10 | |
| . Photolithography methods, e.g., pigment dispersion | . . applying resists | . . . Spin coat | . . . Slit, die, nozzle coating | . . . Spray coating | . . Exposure | . . . Source thereof or energy | . . . Exposure masks | . . . . Half-tone masks, tone masks | . . . characterized by methods of exposure | |||
| BC12 | ||||||||||||
| . . Development or etching | ||||||||||||
| BC21 | BC22 | BC23 | BC24 | BC25 | BC26 | BC27 | BC28 | |||||
| . Ink jet systems, droplet discharge system | . . Structures of the heads | . . Structures of the nozzles | . . Structures of carriages | . . Controlling ink supply, e.g., the amount of injected ink | . . Timing, number of times, or target positions of discharging | . . Methods or apparatus for scanning | . . Adjusting the pitches or intervals on substrates | |||||
| BC32 | BC33 | BC34 | BC35 | BC36 | ||||||||
| . . Auxiliary devices | . . Detectors | . . Comparing with reference data | . . Environment of discharging | . . Maintenance, cleaning | ||||||||
| BC41 | BC42 | BC43 | BC44 | BC46 | BC47 | BC48 | ||||||
| . Printing methods | . . Letterpress printing, intaglio printing, or lithography | . . Stencil printing, screen printing, or stencil printing | . . Transfer methods | . Dry etching | . Electrodeposition methods | . Dyeing methods | ||||||
| BC51 | BC52 | BC53 | BC55 | BC56 | BC57 | BC58 | BC59 | BC60 | ||||
| . Vapor deposition, sputtering methods | . . Physical vapor deposition (PVD) | . . Chemical vapor deposition (CVD) | . Pre- or post-treatments | . . Pre-treatments before forming colored layers | . . Post-treatments after having formed colored layers | . . Pre-treatments before forming partition walls | . . Pre-treatments before forming partition walls | . . Heating, drying or curing | ||||
| BC61 | BC62 | BC63 | BC64 | BC65 | BC66 | BC67 | BC68 | BC69 | BC70 | |||
| . . Washing | . . Removing residues or unwanted substances, e.g., removing surplus substances | . Micronization or salt milling of pigments | . Changing lyophilization, lyophobicity, or wettability | . Leveling | . Manufacturing lines | . . Devices for conveying substrates (color filters) | . . Devices for storing substrates (color filters) | . Conditions or environments for manufacturing or treatments, e.g., level of temperature and moisture or cleanness | . Combinations of multiple manufacturing processes | |||
| BC71 | BC72 | BC73 | BC74 | BC75 | BC76 | BC77 | BC78 | BC79 | BC80 | |||
| . Reusing or recycling | . Marking positions or providing alignment marks | . Information management marks (identification marks) involving color filters | . Chamfering | . Photocatalytic layers | . Testing | . Repairing | . . White defects or black defects | . . Laser processing | . . Jigs for applying repair inks, e.g., dispensers or needles | |||
| BD | BD00 STRUCTURES, ARRANGEMENTS, SHAPES OR THE LIKE OF COLOR FILTERS (SUBSTRATES) |
BD01 | BD02 | BD03 | BD04 | BD05 | BD06 | BD08 | BD10 | |||
| . Arrangement of colored filters | . . Horizontal arrangement, e.g., those characterized by RGBCY arrangements | . . . having four or more or multiple colors | . . Lamination arrangement | . Shapes of pixels, e.g., size, area, width, thickness or angle | . . with areas different by color | . Frames or exterior frames of color filters | . Substrates | |||||
| BD11 | BD12 | BD13 | BD14 | BD15 | BD16 | BD17 | BD18 | BD19 | BD20 | |||
| . Black matrices, light shielding walls, or bulkheads | . . comprising lamination of RGBCYM | . . having a bulkhead on the black matrices | . Protection layers or overcoats | . Spacers or protrusions | . . having a structure formed integrally with black matrices or bulkheads | . . Lamination of colored filters | . Electrodes | . Oriented films or protrusions for controlling orientation | . Gap control layers or layers for controlling the difference in optical paths | |||
| BD21 | BD22 | BD23 | BD24 | BD25 | BD26 | BD27 | BD28 | BD29 | ||||
| . Combination with other optical elements | . . Elements of polarization, e.g., retardation layers | . . Reflectors, e.g., those made of Al, Ag or the like | . . Interference filters or diffraction grating, including reflex actions | . . Elements for changing colors (fluorescent films) | . . Antireflection elements | . . Antistatic elements | . . Diffusion layers | . . . Diffusion particles | ||||
| BE | BE00 MATERIALS OF COLOR FILTERS (SUBSTRATES) |
BE01 | BE02 | BE03 | BE04 | BE06 | BE08 | BE09 | BE10 | |||
| . of colored filters | . . Photosensitive resins | . . . negative | . . . positive | . . for ink-jetting | . . Compositions | . . . Resins curable by light or energy rays | . . . Resins curable by heat | |||||
| BE12 | BE13 | BE14 | BE15 | BE16 | BE17 | BE18 | ||||||
| . . Coloring agents | . . . Pigments | . . . Dyes | . . . organic | . . . . metal salt or metal complex | . . . inorganic | . . . combined with multiple coloring agents, e.g., C.I. pigments | ||||||
| BE22 | BE23 | BE24 | BE26 | |||||||||
| . . Various types of additives | . . . characterized by dispersants | . . . characterized by crosslinking agents | . . characterized by solvents | |||||||||
| BE31 | BE32 | BE33 | BE34 | BE35 | BE36 | BE37 | BE38 | BE39 | BE40 | |||
| . Substrates | . . Semiconductors | . . Glass | . . organic | . Black matrices, light shielding walls, or bulkheads | . . organic | . . inorganic | . Protection layers or overcoats | . Spacers or protrusions | . Electrodes | |||
| BE41 | BE42 | |||||||||||
| . Oriented films or protrusions for controlling orientation | . Gap control layers or layers for controlling the difference in optical paths | |||||||||||
| BF | BF00 PROPERTIES OF COLOR FILTERS (SUBSTRATES) (CLAIMED) |
BF01 | BF02 | BF03 | BF04 | BF05 | BF06 | BF07 | BF08 | BF09 | BF10 | |
| . Optical properties | . . Transmittance | . . Reflectance | . . Refractive indices | . . (Maximum) absorption wavelengths, e.g., those in the optical spectral shapes | . . Chromaticity coordinates | . . Absorbance or optical density (OD values) | . . Brightness | . . Contrast | . . Haze | |||
| BF11 | BF12 | BF13 | BF14 | BF15 | BF16 | BF17 | BF18 | BF19 | BF20 | |||
| . Chemical properties | . . Molecular weight | . . Degree of polymerization | . . Solubility (SP values) | . . Acid or hydroxyl values | . . Composition or content ratios | . Thermal properties | . . Boiling points or vapor pressures | . . Melting point, softening point, or glass transition temperature | . . Viscosity | |||
| BF21 | BF22 | BF23 | BF24 | BF25 | BF26 | BF28 | BF29 | BF30 | ||||
| . Mechanical properties | . . Hardness | . . Adhesive strength or tensile strength | . . Elastic modulus (Young modulus) | . Particle diameters of pigments | . Electric properties | . Interface properties | . . Contact angle, surface tension, or interfacial tension | . . Roughness of the surfaces | ||||
| BG | BG00 USE OF COLOR FILTERS (SUBSTRATES) |
BG01 | BG02 | BG03 | BG04 | BG05 | BG06 | BG07 | BG08 | |||
| . Display devices | . . Liquid crystal devices | . . . transmission type | . . . reflective type | . . . semi-transmission type | . . EL devices | . . Plasma display devices | . . Electronic paper, electrophoresis, or magnetophoresis | |||||
| BG11 | BG12 | BG14 | ||||||||||
| . Image pick-up devices | . Illuminating device | . Other special use | ||||||||||
| BH | BH00 PURPOSES OR EFFECTS (RELATED TO COLOR FILTERS)(THOSE DESCRIBED IN THE SECTIONS OF THE PROBLEMS TO BE SOLVED OR THE EFFECT OF THE INVENTION.) |
BH01 | BH02 | BH03 | BH04 | BH05 | BH06 | BH07 | BH08 | |||
| . Improving optical properties | . . Uniforming the properties, e.g., removing unevenness or preventing defects | . . Improving brightness or contrast | . . Enhancing high-definition | . . Improving color properties, e.g., Color purity or development | . . . Red (R) | . . . Green (G) | . . . Blue (B) | |||||
| BH11 | BH12 | BH13 | BH14 | BH15 | BH16 | BH17 | BH18 | BH19 | BH20 | |||
| . Improving durability or reliability | . . against weather or light | . . against heat or moisture | . . of scratch resistance or mechanical strength | . . preventing mixtures of colors | . . Leveling | . . Stable preservation, e.g., coloring compositions | . . Developability | . . Discharge stability | . . Dispersibility | |||
| BH21 | BH22 | BH24 | BH25 | BH26 | BH28 | BH29 | ||||||
| . . Chemical resistance, e.g., solvent, alkali, or acid resistance | . . Adhesiveness | . Shapes | . . Enlarging | . . Thinning | . Reducing cost or improving productivity | . Environmental friendliness or energy conservation | ||||||
| G02B5/22 | CA | CA00 ABSORPTION FILTERS |
CA01 | CA03 | CA04 | CA05 | CA06 | CA07 | CA09 | |||
| . arranged in devices | . Materials | . . organic (CA07 takes precedence) | . . inorganic (CA07 takes precedence) | . . . Glass | . . Gases | . Manufacturing methods or apparatus | ||||||
| CA11 | CA12 | CA13 | CA14 | CA15 | CA17 | CA18 | CA19 | CA20 | ||||
| . Working | . . Absorbing infrared waveforms | . . Absorbing ultraviolet waveforms | . . Absorbing visible waveforms | . . . having multimodal spectrum at the visible region | . Use | . . Lights; Light irradiation devices | . . Display devices | . . Eyeglasses or lenses | ||||
| CA21 | CA22 | CA23 | CA24 | CA25 | CA26 | CA27 | CA29 | |||||
| . Structures | . . having locally-different permissibility | . . of a combination of multiple filters | . . of a combination with other optical elements | . . attaching or bonding | . . for improving the life of filters | . . . Layers or agents for absorbing ultraviolet rays | . . Substrates | |||||
| G02B5/23 | DA | DA00 PHOTOCHROMIC FILTERS |
DA01 | DA03 | DA04 | DA05 | DA06 | DA09 | ||||
| . arranged in devices | . Materials | . . organic | . . inorganic | . . . Glass | . Manufacturing methods or apparatus | |||||||
| DA11 | DA12 | DA13 | DA14 | DA15 | DA16 | |||||||
| . Structures | . . of a combination with other optical elements | . . attaching or bonding | . . for improving the life of filters (dimming life) | . . . moisture-proofing | . . . light-proofing | |||||||
| DA21 | DA22 | DA23 | DA24 | |||||||||
| . Use | . . Display devices | . . Recording or storing | . . Eyeglasses or lenses | |||||||||
| G02B5/24 | EA | EA00 LIQUID FILTERS |
EA01 | EA03 | EA04 | EA05 | EA07 | |||||
| . arranged in devices | . Materials | . . of filter liquids | . Manufacturing methods or apparatus | . Use | ||||||||
| EA11 | EA12 | EA13 | EA14 | |||||||||
| . Structures | . . of a combination with other optical elements | . . for maintaining liquids or containers | . . . for moving liquids | |||||||||
| G02B5/26 | FA | FA00 REFLECTION FILTERS |
FA01 | FA03 | FA04 | FA05 | FA07 | FA09 | ||||
| . arranged in devices | . Materials | . . organic | . . inorganic | . Manufacturing methods or apparatus | . Use | |||||||
| FA11 | FA12 | FA13 | FA15 | FA16 | FA18 | |||||||
| . Working | . . Reflecting heat or infrared rays | . . . making visible light passing | . . Reflecting visible light | . . . making heat or infrared rays passing | . . Reflecting ultraviolet rays | |||||||
| FA21 | FA22 | FA23 | FA24 | FA25 | ||||||||
| . Structures | . . of a combination with other optical elements | . . attaching or bonding | . . of multilayer films | . . for improving the life of filters | ||||||||
| G02B5/28 | GA | GA00 INTERFERENCE FILTERS |
GA01 | GA03 | GA04 | GA05 | GA07 | GA09 | ||||
| . arranged in devices | . Materials | . . Non-metal multilayered films | . . . containing layers comprising organic materials, excluding substrate materials | . . Multilayered films comprising metal and non-metal films, excluding substrate materials | . . Substrates | |||||||
| GA11 | GA12 | GA13 | GA14 | GA15 | GA17 | GA18 | GA19 | |||||
| . Working | . . Band-pass filters | . . . Narrowband filters (for picking up monochromatic light) | . . . Broadband filters | . . . having multimodal spectrum | . . Edge filters | . . . passing the long wavelength side | . . . passing the short wavelength side | |||||
| GA21 | GA22 | GA23 | GA24 | GA25 | GA26 | GA27 | GA28 | GA30 | ||||
| . Structures | . . having locally-different permissibility | . . of a combination of multiple interference filters | . . of a combination with other optical elements | . . moving or switching filters | . . attaching or bonding | . . for improving the life of filters | . . . Overcoat layers | . . External shapes | ||||
| GA32 | GA33 | GA34 | GA35 | GA36 | ||||||||
| . . Structures of multilayer films | . . . having two types of refractive indices for multilayer films | . . . . having uniform thickness of optical films | . . . . having two types of thickness of optical films | . . . . having three or more types of thickness of optical films | ||||||||
| GA43 | GA44 | GA45 | GA46 | GA48 | ||||||||
| . . . having three or more types of refractive indices for multilayer films | . . . . having uniform thickness of optical films | . . . . having two types of thickness of optical films | . . . . having three or more types of thickness of optical films | . . having multilayer-film reflective surfaces on both sides of parallel transparent substrates | ||||||||
| GA51 | GA52 | GA53 | GA54 | GA55 | GA56 | GA57 | GA60 | |||||
| . Improvement, compensation or control of filter characteristics | . . improving the steepness of spectral characteristics | . . increasing the attenuation in the stopband | . . decreasing transmission loss | . . . removing ripples | . . . . adding matching layers to the section between an alternating layer and a substrate or medium | . . . . fine-tuning the film-thickness of the alternating layer | . Manufacturing methods or apparatus | |||||
| GA61 | GA62 | GA65 | GA66 | |||||||||
| . Use | . . Optical communication | . Others | . . Treating incident light |