G02F

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Description

DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS (optical transfer means between sensing member and indicating or recording part in connection with measuring G01D 5/26; devices in which mathematical operations are carried out with optical elements G06E 3/00; electrical signal transmission systems using optical means to convert the input signal G08C 19/36; information-recording by electric or magnetic means and reproducing by sensing optical properties G11B 11/00; static stores using optical elements G11C 13/04; transmission systems employing electromagnetic waves other than radio waves, e.g. light, infra-red radiation, H04B 10/00; optical multiplex systems H04J 14/00; pictorial communication, e.g. television H04N)

Subclasses

SubclassTitle
1/00 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
1/01 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 ( G02F 1/29, G02F 1/35 take precedence)
1/015 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 ( G02F 1/29, G02F 1/35 take precedence) based on semiconductor elements with at least one potential jump barrier, e.g. PN, PIN junction (G02F 1/03 takes precedence)
1/017 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 ( G02F 1/29, G02F 1/35 take precedence) based on semiconductor elements with at least one potential jump barrier, e.g. PN, PIN junction (G02F 1/03 takes precedence) Structures with periodic or quasi periodic potential variation, e.g. superlattices, quantum wells
1/025 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 ( G02F 1/29, G02F 1/35 take precedence) based on semiconductor elements with at least one potential jump barrier, e.g. PN, PIN junction (G02F 1/03 takes precedence) in an optical waveguide structure (G02F 1/017 takes precedence)
1/03 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 ( G02F 1/29, G02F 1/35 take precedence) based on ceramics or electro-optical crystals, e.g. exhibiting Pockels or Kerr effect (G02F 1/061 takes precedence)
1/035 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 ( G02F 1/29, G02F 1/35 take precedence) based on ceramics or electro-optical crystals, e.g. exhibiting Pockels or Kerr effect (G02F 1/061 takes precedence) in an optical waveguide structure
1/05 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 ( G02F 1/29, G02F 1/35 take precedence) based on ceramics or electro-optical crystals, e.g. exhibiting Pockels or Kerr effect (G02F 1/061 takes precedence) with ferro-electric properties (G02F 1/035, G02F 1/055 take precedence)
1/055 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 ( G02F 1/29, G02F 1/35 take precedence) based on ceramics or electro-optical crystals, e.g. exhibiting Pockels or Kerr effect (G02F 1/061 takes precedence) the active material being a ceramic (G02F 1/035 takes precedence)
1/061 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 ( G02F 1/29, G02F 1/35 take precedence) based on electro-optical organic material (G02F 1/07 takes precedence)
1/065 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 ( G02F 1/29, G02F 1/35 take precedence) based on electro-optical organic material (G02F 1/07 takes precedence) in an optical waveguide structure
1/07 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 ( G02F 1/29, G02F 1/35 take precedence) based on electro-optical liquids exhibiting Kerr effect
1/09 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 ( G02F 1/29, G02F 1/35 take precedence) based on magneto-optical elements, e.g. exhibiting Faraday effect
1/095 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 ( G02F 1/29, G02F 1/35 take precedence) based on magneto-optical elements, e.g. exhibiting Faraday effect in an optical waveguide structure
1/11 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 ( G02F 1/29, G02F 1/35 take precedence) based on acousto-optical elements, e.g. using variable diffraction by sound or like mechanical waves (acousto-optical deflection G02F 1/33)
1/125 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 ( G02F 1/29, G02F 1/35 take precedence) based on acousto-optical elements, e.g. using variable diffraction by sound or like mechanical waves (acousto-optical deflection G02F 1/33) in an optical waveguide structure
1/13 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 ( G02F 1/29, G02F 1/35 take precedence) based on liquid crystals, e.g. single liquid crystal display cells
1/133 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 ( G02F 1/29, G02F 1/35 take precedence) based on liquid crystals, e.g. single liquid crystal display cells Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements (arrangements or circuits for control of liquid crystal elements in a matrix, not structurally associated with these elements G09G 3/36)
1/1333 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 ( G02F 1/29, G02F 1/35 take precedence) based on liquid crystals, e.g. single liquid crystal display cells Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements (arrangements or circuits for control of liquid crystal elements in a matrix, not structurally associated with these elements G09G 3/36) Constructional arrangements (G02F 1/135, G02F 1/136 take precedence)
1/1334 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 ( G02F 1/29, G02F 1/35 take precedence) based on liquid crystals, e.g. single liquid crystal display cells Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements (arrangements or circuits for control of liquid crystal elements in a matrix, not structurally associated with these elements G09G 3/36) Constructional arrangements (G02F 1/135, G02F 1/136 take precedence) based on polymer-dispersed liquid crystals, e.g. microencapsulated liquid crystals

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2025/0115,632 COMPOSITION, LIGHT-EMITTING DEVICE AND ELECTRONIC EQUIPMENT INCLUDING THE SAME, AND ORGANOMETALLIC COMPOUNDOct 03, 24Apr 10, 25Not available
2025/0116,859 IMAGE GENERATING DEVICE AND HEAD-UP DISPLAY COMPRISING SUCH A DEVICEJul 28, 22Apr 10, 25VALEO COMFORT AND DRIVING ASSISTANCE
2025/0116,867 DIOPTER ADJUSTMENT FOR A HEAD-MOUNTED DISPLAY USING ELECTRICALLY-CONTROLLABLE LENSESOct 10, 24Apr 10, 25Not available
2025/0116,889 OPTICAL MODULATOR AND ELECTRONIC APPARATUS INCLUDING THE SAMEOct 04, 24Apr 10, 25Samsung Electronics Co. Ltd.; The Board of Trustees of the Leland Stanford Junior University;
2025/0116,890 ELECTRONIC DEVICEDec 17, 24Apr 10, 25Not available
2025/0116,891 LIQUID CRYSTAL DISPLAY AND SCREEN CLEARING METHOD THEREOFSep 30, 24Apr 10, 25Not available
2025/0116,892 CAMERA MODULEDec 19, 24Apr 10, 25Not available
2025/0116,894 DISPLAY DEVICEOct 01, 24Apr 10, 25LG Electronics Inc.
2025/0116,895 SPLICING DISPLAY DEVICEJun 30, 22Apr 10, 25Not available
2025/0116,896 DISPLAY SCREEN HAVING A VARIABLE RELATIVE LUMINANCE DISTRIBUTION CURVEOct 05, 22Apr 10, 25Not available
2025/0116,897 LIGHT ABSORPTION FILTER, OPTICAL FILTER, MANUFACTURING METHOD FOR OPTICAL FILTER, ORGANIC ELECTROLUMINESCENT DISPLAY DEVICE, INORGANIC ELECTROLUMINESCENT DISPLAY DEVICE, AND LIQUID CRYSTAL DISPLAY DEVICEOct 03, 24Apr 10, 25FUJIFILM Corporation
2025/0116,898 COLOR FILTER SUBSTRATE, DISPLAY DEVICE, AND METHOD OF PRODUCING COLOR FILTER SUBSTRATEAug 02, 24Apr 10, 25Not available
2025/0116,899 DIRECT TYPE BACKLIGHT MODULEJul 31, 24Apr 10, 25AmTRAN TECHNOLOGY CO., LTD
2025/0116,900 LIQUID CRYSTAL LIGHT CONTROL DEVICEDec 19, 24Apr 10, 25Not available
2025/0116,901 DISPLAY SUBSTRATE AND DISPLAY DEVICEDec 08, 22Apr 10, 25Not available
2025/0116,902 LIQUID CRYSTAL LIGHT CONTROL DEVICE AND LIGHTING DEVICEDec 16, 24Apr 10, 25Not available
2025/0116,904 ELECTRONIC DEVICEDec 17, 24Apr 10, 25Chimei Innolux Corporation
2025/0116,905 ARRAY SUBSTRATE AND LIQUID CRYSTAL DISPLAY PANELDec 15, 24Apr 10, 25Not available
2025/0116,906 TRANSISTOR AND MANUFACTURING METHOD FOR TRANSISTORSep 12, 24Apr 10, 25Not available
2025/0116,907 Electrophoretic Fluid, Electrophoretic Layer, Display Panel and Preparation Method Therefor, and Electronic DeviceDec 20, 24Apr 10, 25Not available

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