24th week of 2020 patent applcation highlights part 48 |
Patent application number | Title | Published |
20200183167 | ULTRA-THIN OPTICAL COMPONENT, VIRTUAL IMAGING METHOD OF SAME OPTICAL COMPONENT, AND DISPLAY DEVICE USING SAME - The present invention provides an ultra-thin optical component, including a mirror projection device and a reflector, where the mirror projection device is configured to refract image light symmetrically, then form a real image, and project the real image to the reflector, where the real image is located between a human eye and the reflector; and the reflector is configured to reflect the image light to the human eye. The present invention further provides a display device using the ultra-thin optical component and a virtual imaging method. By means of the ultra-thin optical component, the display device, and the imaging method in the present invention, an optical component is made thinner and lighter, and an image source display device is easier to configure and package, to achieve the appearance of ordinary glasses. | 2020-06-11 |
20200183168 | NANOVOIDED POLYMERS HAVING SHAPED VOIDS - An example device includes a nanovoided polymer element, a first electrode, and a second electrode. The nanovoided polymer element may be located at least in part between the first electrode and the second electrode. In some examples, the nanovoided polymer element may include anisotropic voids. In some examples, anisotropic voids may be elongated along one or more directions. In some examples, the anisotropic voids are configured so that a polymer wall thickness between neighboring voids is generally uniform. Example devices may include a spatially addressable electroactive device, such as an actuator or a sensor, and/or may include an optical element. A nanovoided polymer layer may include one or more polymer components, such as an electroactive polymer. | 2020-06-11 |
20200183169 | AR HEADSETS WITH IMPROVED PINHOLE MIRROR ARRAYS - Augmented reality headsets. A plurality of tilted pin-mirrors imbedded between an inner surface and an outer surface of a combiner, where the plurality of tilted pin-mirrors are configured to reflect the guided image light towards the eye box, and wherein the plurality of pin-mirrors include one or more gaps between them wherein the one or more gaps allow the passage of an ambient light through the combiner towards the eye box. | 2020-06-11 |
20200183170 | SUBSTRATE-GUIDED OPTICAL DEVICE - An optical system includes a light-transmitting substrate having at least two external major surfaces and edges and an optical element for coupling light waves into the substrate, by total internal reflection. At least one partially reflecting surface is located in the substrate for coupling light waves out of the substrate, and at least one transparent layer, having a refractive index substantially lower than the refractive index of the light transmitting substrate is optically attached to at least one of the major surfaces of the substrate, defining an interface plane. The light waves coupled inside the substrate are substantially totally reflected from the interface plane between the major surface of the substrate and the transparent layer. | 2020-06-11 |
20200183171 | IMAGING MODIFICATION, DISPLAY AND VISUALIZATION USING AUGMENTED AND VIRTUAL REALITY EYEWEAR - A display system can include a head-mounted display configured to project light to an eye of a user to display augmented reality image content to the user. The display system can include one or more user sensors configured to sense the user and can include one or more environmental sensors configured to sense surroundings of the user. The display system can also include processing electronics in communication with the display, the one or more user sensors, and the one or more environmental sensors. The processing electronics can be configured to sense a situation involving user focus, determine user intent for the situation, and alter user perception of a real or virtual object within the vision field of the user based at least in part on the user intent and/or sensed situation involving user focus. The processing electronics can be configured to at least one of enhance or de-emphasize the user perception of the real or virtual object within the vision field of the user. | 2020-06-11 |
20200183172 | METHODS AND SYSTEM FOR CREATING FOCAL PLANES IN VIRTUAL AND AUGMENTED REALITY - Configurations are disclosed for presenting virtual reality and augmented reality experiences to users. The system may comprise a spatial light modulator operatively coupled to an image source for projecting light associated with one or more frames of image data, and a variable focus element (VFE) for varying a focus of the projected light such that a first frame of image data is focused at a first depth plane, and a second frame of image data is focused at a second depth plane, and wherein a distance between the first depth plane and the second depth plane is fixed. | 2020-06-11 |
20200183173 | Steerable Positioning Element - A display system comprising a steerable display having a monocular field of view of at least 1 degree, positioned within a scannable field of view of at least 20 degrees, the steerable display positioned for a user. In one embodiment, the steerable display is positioned for the user's fovea. | 2020-06-11 |
20200183174 | ADAPTIVE VIEWPORTS FOR HYPERVOCAL VIEWPORT (HVP) DISPLAYS - Optical adaptive viewport display systems and methods are provided. One such optical adaptive viewport display system has an adaptive pupil device which is optical coupled to an optical combiner. The adaptive pupil device is optically couplable to an image projector and is configured to select a sub-pupil from the pupil of the projector. The selected sub-pupil is optically relayed by relay optics from the adaptive pupil device to an eyebox. The relay optics includes an optical combiner. The sub-pupil size and position is selected by the adaptive pupil device so that an optical image spot beam from the sub-pupil and reflected by the optical combiner on to the eye box has a diameter at the eyebox such that the virtual image, as seen by a human eye disposed at the eyebox, is hyperfocused | 2020-06-11 |
20200183175 | WAVELENGTH-CONTROLLED BEAM STABILIZER FOR SPECTRALLY BEAM COMBINED LASER SOURCES - A fiber amplifier system including a plurality of seed beam sources each generating a seed beam at a different wavelength and a plurality of fiber amplifiers that amplify the seed beams. The system also includes a spectral beam combining (SBC) grating that spatially combines the amplified beams and directs them in the same direction as an output beam, and a first fiber sampler and a second fiber sampler that generate a first fiber sample beam having a first intensity and a second fiber sample beam having a second intensity. The system further includes a configuration of optical and electrical feedback components that determine a difference between the first intensity and the second intensity and use the difference to control the wavelength of all of the seed beams so that all of the amplified beams are spatially aligned and propagating in the same direction in the output beam. | 2020-06-11 |
20200183176 | IMAGING SYSTEM AND PROJECTION DEVICE - An imaging system and a projection device are provided. The imaging system includes a first reflective display, a second reflective display, and a light combining element. The first reflective display is configured to provide a first image beam. The second reflective display has the same pixel configuration as the first reflective display, and the second reflective display is configured to provide a second image beam. The light combining element is disposed on transmission paths of the first image beam and the second image beam. The light combining element has a light combining surface, and positions of the first image beam and the second image beam reflected on the light combining surface by pixels in corresponding positions in the first reflective display and the second reflective display are dislocation. The invention maintains good reliability while improving resolution of an image screen. | 2020-06-11 |
20200183177 | TORSION SPRING SPECKLE DIFFUSER - Devices for applying vibration and/or sliding motion to speckle diffusers are provided. A speckle diffusion device comprises at least one speckle diffuser element, one free form torsion spring with an axis of rotation, and at least one actuator. One end of the torsion spring includes an interaction element to interact with the actuator. The actuator actuates motion of the speckle diffusion element via the interaction element attached to the spring. The spring may also limit motion of the speckle diffuser element. The speckle diffusion device may be implemented or employed in various optical systems/devices. The speckle diffusion device may be easily adapted to accommodate various systems with various dimensions and geometry. Other embodiments may be disclosed and/or claimed. | 2020-06-11 |
20200183178 | Ornamental sequin system and method - An ornamental sequin system including a selected visual adaptation provided in a visual plane of at least one sequin to form an ornamental sequin system surface of interlaced colors or images is set forth. | 2020-06-11 |
20200183179 | Liquid Crystal Lens and Display Apparatus - The present disclosure provides a liquid crystal lens and a display apparatus. The liquid crystal lens includes a first substrate and a second substrate arranged to be opposite to each other, a common electrode being provided on the second substrate; a liquid crystal layer interposed between the first and second substrates and including liquid crystal molecules; liquid crystal lens units, each of which includes a first group of strip-shaped electrodes and a second group of strip-shaped electrodes parallel to each other and spaced apart thereon, upon applying a voltage among the first and second groups, and the common electrode, a planoconvex lens is formed within the liquid crystal molecules between them, wherein each of the first and second groups includes layers of sub-electrodes insulated from each other, the sub-electrodes of the first and second groups are applied with a voltage, so as to adjust symmetry of the planoconvex lens. | 2020-06-11 |
20200183180 | STEREOSCOPIC DISPLAY DEVICE - To provide a naked-eye type stereoscopic display device which can achieve a fine stereoscopic display property while achieving high-definition display and high yield. Aperture parts of sub-pixels neighboring to a first direction include overlapping regions which overlap in a second direction and a non-overlapping region which does not overlap. Provided that a width of the aperture part in the second direction is defined as a longitudinal aperture width, the non-overlapping region includes an aperture width fluctuating region where the longitudinal aperture width changes continuously from roughly a center of the aperture part towards both ends of the first direction, respectively. The sum of the longitudinal aperture widths of the two overlapping regions overlapping with each other at a same position in the first direction is larger than the longitudinal aperture width in roughly the center of the aperture part. | 2020-06-11 |
20200183181 | CURVED DISPLAY OF CONTENT IN MIXED REALITY - Embodiments relate to efficiently viewing data items in a three-dimensional (3D) space. The 3D space includes a curved surface that is concave with respect to a user-controlled viewpoint in the 3D space. The viewpoint is for controlling the direction and location of a rendered view of the 3D space. The data items have respective values associated therewith. The data items are arranged on the surface according to their values so that a user's ease of viewing the data items varies with their values; data items with some values may be arranged to be easier to view by manipulating the view direction than others (e.g., those with lower values). Ease of viewing can stem from how the surface is oriented relative to the viewpoint, the orientation of the curvature of the surface, the orientation of a controlling reference orientation, alignment of the data items on the surface, etc. | 2020-06-11 |
20200183182 | GRATING DRIVING CIRCUIT, DRIVING METHOD AND NAKED-EYE 3D DISPLAY - A grating driving circuit, including: a grating including a plurality of grating elements, each having an on/off state controlled by a grating driving signal; a viewpoint tracker for determining a viewing distance of a viewer; a plurality of grating control electrodes with each configured to control the on/off state of a corresponding grating element in the grating according to a grating driving signal; a grating driving signal generator for generating a plurality of sets of grating driving signals with each set corresponding to a viewing distance and including a plurality of grating driving signals; and a grating driving controller for determining a set of grating driving signals corresponding to the viewing distance, and forming grating periods corresponding to the viewing distance, each grating period including a plurality of grating control electrodes that correspond to the plurality of grating driving signals in a one-to-one relationship. | 2020-06-11 |
20200183183 | IMAGE DISPLAY APPARATUS - An image display apparatus according to an embodiment of the present technology includes an emitter, an image-forming element, a first reflector element, and a second image-forming element. The emitter emits an image light beam. The image-forming element forms an image of the entering image light beam as a mid-air image. The first reflector element includes a first surface and a second surface and that causes at least part of the image light beam, which is emitted from the emitter and enters the first surface, to pass therethrough and reflects at least part of the image light beam, which enters the second surface, to the image-forming element. The second reflector element reflects at least part of the image light beam, which enters the first surface and passes through the first reflector element, to the second surface of the first reflector element. | 2020-06-11 |
20200183184 | TEMPLE ATTACHMENT FOR EYEWEAR - A temple attachment for a pair of glasses, including a main body of a predetermined size to fit at least one temple on the pair of glasses, such that the main body varies in at least one of shape, color, style, scent, texture, and durability, and a groove extending across a length of the main body to receive at least a portion of the at least one temple therein to affix the main body on the at least one temple. | 2020-06-11 |
20200183185 | Systems, Methods and Devices for Controlling the Progression of Myopia - An ophthalmic lens system for reducing the risk of progression of a myopic eye by selectively maintaining, inducing or creating asymmetry of the peripheral retinal profile for the eye. A method for reducing the risk of progression of myopia comprising determining the magnitude of asymmetry of the on-axis/off-axis refractive error profile or eye length profile of the eye and providing an ophthalmic lens system that corrects for and provides acceptable on-axis vision and simultaneously controls the position of the off-axis refractive error profile or eye length profile such that resultant profile of the eye is asymmetric. | 2020-06-11 |
20200183186 | INCREASED STIFFNESS CENTER OPTIC IN SOFT CONTACT LENSES FOR ASTIGMATISM CORRECTION - A molded contact lens comprising a stiffer optic zone relative to the peripheral zone of the contact lens provides an optical element for correcting astigmatism without the need for or substantially minimizing the need for the correction of rotational misalignment. The higher elastic modulus optic zone vaults over the cornea thereby allowing a tear lens to form. The tear lens follows or assumes the shape of the back surface of the contact lens. The combination of the tear lens and the optical zone provide an optical element for correction of refractive error. | 2020-06-11 |
20200183187 | OPHTHALMIC DEVICE WITH BLEND ZONES AND ALIGNMENT SIDEWALLS - Ophthalmic devices and ophthalmic systems including alignment sidewalls and blend zones disposed therethrough are described. An example ophthalmic device may include a first and a second optical element having alignment sidewalls shaped to cooperatively couple. The alignment sidewall may include blend zones disposed in the sidewall shaped to transition the sidewall from a ridge to a surface of an optic zone of the optical element. The alignment sidewalls may define a cavity disposed between two coupled optical elements when the alignment sidewalls are cooperatively coupled into which a liquid crystal may be disposed. A method of assembling an ophthalmic device is described. An example method may include aligning a blend zone of a first optical element with a mating blend zone of a second optical element. The example method may further include cooperatively coupling alignment sidewalls of the first optical element and the second optical element. | 2020-06-11 |
20200183188 | METHOD AND OPHTHALMIC DEVICE FOR PROVIDING VISUAL REPRESENTATIONS TO A USER - An energized ophthalmic lens device is disclosed. The energized ophthalmic lens device can include one or more modulated photonic emitters, a media insert supporting a first processor and one or more light sources, and one or more antennas configured to communicate with the first processor and a second processor. The one or more light sources can be configured to generate light. At least a portion of the generated light from the one or more light sources can be emitted by the one or more photonic emitters. The first processor can be configured to receive, from a sensor, an indication to project a visual representation. The processor can further be configured to control, in response to the received indication, at least one of the one of more modulated photonic emitters and the one or more light sources based on one or more programmed parameters. | 2020-06-11 |
20200183189 | OPTICAL ARTICLE COMPRISING AN INTERFERENTIAL COATING WITH A HIGH REFLECTION IN THE NEAR INFRARED REGION (NIR) - This invention relates to an optical article comprising a transparent substrate with a front main face and with a rear main face, at least one of the main faces being coated with an interferential coating, characterized in that said interferential coating comprises a stack comprising :—at least one layer having a low refractive index which is <1.6, called “LI layer”,—at least one HI/VHI/HI triplet of three layers composed of one layer:—having a very high refractive index which is ≥2.1, called “VHI layer”, •surrounded on both sides by two layers having a high refractive index which is ≥1.6, called “HI layers”, and such that the mean reflectance in ultra violet (UV) region R | 2020-06-11 |
20200183190 | FRAME FOR A HEAD MOUNTED DEVICE - A frame for a head mounted device including: a front part; a first temple configured to be electronically connected to the front part via a first connection and including a battery providing electrical power arranged in a cavity in the first temple and connected electrically to the first connection; a second temple configured to be electrically connected to the front part and having a cavity therein configured to receive therein at least one electronic module; and a second connection configured to connect electrically the battery of the first temple to the at least one electronic module of the second temple via the front part to receive power therefrom. | 2020-06-11 |
20200183191 | Optician's Tool and Method for Removing or Inserting Lenses | 2020-06-11 |
20200183192 | METHOD FOR MANUFACTURING TORIC CONTACT LENSES - A method of manufacturing of an astigmatic contact lens having a toric portion and a thickness differential feature to provide lens orientation on eye portion such that said thickness differential causes the toric portion of the contact lens to properly orient in the eye of the wearer. The toric lenses are manufactured by an effective process control method for cylinder power in toric lens production by determining an amount of a mold cylinder compensation which is caused by processes in a toric lens manufacturing system including tool making, injection molding, casting and curing, wherein the mold cylinder is defined as the difference in measured radius of curvature at two orthogonal directions. A control metric is established by using the amount of a mold cylinder compensation and tolerance range and reject mold out of the control limits and improve the production yield for toric lens manufacturing. | 2020-06-11 |
20200183193 | METHODS AND DEVICES FOR DETERMINING THE POSITION AND/OR ORIENTATION OF A SPECTACLE LENS ON A MOUNTING - A spectacle lens with has permanent markings is mounted on a mounting, in particular a suction mounting. The apparent location of the permanent markings is detected on the spectacle lens with a detection device. Additionally, the spectacle lens is illuminated eccentrically with respect to an optical axis of the detection device using eccentric light sources. Reflections from the lights sources on the spectacle lens are likewise detected. On the basis of the detected reflections and the apparent location of the permanent markings, the position and/or orientation of the mounted spectacle lens are determined. | 2020-06-11 |
20200183194 | METHOD FOR DETECTING A PROBABLE ERROR IN A SET OF DATA RELATIVE TO A WEARER AND/OR A FRAME CHOSEN BY THE WEARER - Disclosed is a method for detecting a probable error in a set of data relative to a wearer and/or to a frame chosen by the wearer, at least one of these data being used for ordering an ophthalmic lens to be fitted into the frame for the wearer, the set of data including at least a value of a first parameter and a value of a second parameter different from the first parameter, the first and second parameters being relative to the wearer and/or a frame chosen by the wearer, the method including: a) determining a level of consistency of the values of the first and second parameter with each other, based on a predetermined statistical consistency rule linking the first and second parameters; and b) emitting, based on this level of consistency, an alert signal in order to report a probable error. | 2020-06-11 |
20200183195 | SYSTEMS AND METHODS FOR WAVELENGTH MONITORING - Devices configured to determine wavelength of light, monitoring wavelength or provide a reference wavelength are disclosed. The devices can comprise a plurality of etalons. The plurality of peaks in the transmission or reflection spectrum of different etalons of the plurality of etalons can be phase shifted with respect to each other in wavelength space. The plurality of etalons can comprise materials with different group index of refraction or materials with different thermal responses. Phase shift of the plurality of peaks in the transmission or reflection spectrum of different etalons in wavelength space can be accomplished by changing the relative temperature between the different etalons. | 2020-06-11 |
20200183196 | OPTICAL ELEMENT ARRAY, OPTICAL SYSTEM AND METHOD OF MANUFACTURING OPTICAL ELEMENT ARRAY - Provided in a method of fabricating an optical element array including providing a silicon substrate, providing a first element layer on the silicon substrate, the first element layer including a plurality of passive optical elements, providing a plurality of semiconductor blocks on a compound semiconductor wafer, providing semiconductor dies by dicing the compound semiconductor wafer by the plurality of semiconductor blocks, and providing a second element layer by providing the semiconductor dies on the first element layer, each of the plurality of semiconductor blocks contacting at least one corresponding passive optical element from among the plurality of passive optical elements. | 2020-06-11 |
20200183197 | Monolithic Electro-Optical Modulator With Comb-Shaped Transmission Line - Various embodiments of a monolithic electro-optical (E-O) modulator are described, which may be fabricated on a silicon-on-insulator substrate. The monolithic E-O modulator includes an optical waveguide that allows an optical signal to propagate therein. The monolithic E-O modulator also includes a comb-shaped transmission line for conducting an electrical modulation signal that modulates the optical signal. The comb-shaped transmission line includes electrical conductors running in parallel with the optical waveguide. At least one of the conductors includes recesses or thin slots that form the conductor into a shape having a plurality of teeth, like a comb. The comb-shaped transmission line can be engineered to realize a close matching between a propagation velocity of the optical signal along the optical waveguide and a group velocity of the electrical modulation signal along the comb-shaped transmission line, which helps to achieve a high operating speed of the monolithic E-O modulator. | 2020-06-11 |
20200183198 | ELECTRO-OPTICAL MODULATOR USING WAVEGUIDES WITH OVERLAPPING RIDGES - An optical modulator may include a lower waveguide, an upper waveguide, and a dielectric layer disposed therebetween. When a voltage potential is created between the lower and upper waveguides, these layers form a silicon-insulator-silicon capacitor (also referred to as SISCAP) guide that provides efficient, high-speed optical modulation of an optical signal passing through the modulator. In one embodiment, at least one of the waveguides includes a respective ridge portion aligned at a charge modulation region which may aid in confining the optical mode laterally (e.g., in the width direction) in the optical modulator. In another embodiment, ridge portions may be formed on both the lower and the upper waveguides. These ridge portions may be aligned in a vertical direction (e.g., a thickness direction) so that ridges overlap which may further improve optical efficiency by centering an optical mode in the charge modulation region. | 2020-06-11 |
20200183199 | NANOVOIDED TUNABLE BIREFRINGENCE - A form birefringent optical element includes a structured layer and a dielectric environment disposed over the structured layer. At least one of the structured layer and the dielectric environment includes a nanovoided polymer, the nanovoided polymer having a first refractive index in an unactuated state and a second refractive index different than the first refractive index in an actuated state. Actuation of the nanovoided polymer can be used to reversibly control the form birefringence of the optical element. Various other apparatuses, systems, materials, and methods are also disclosed. | 2020-06-11 |
20200183200 | NANOVOIDED TUNABLE OPTICS - An optical element includes a nanovoided polymer layer having a first refractive index in an unactuated state and a second refractive index different than the first refractive index in an actuated state. Compression or expansion of the nanovoided polymer layer, for instance, can be used to reversibly control the size and shape of the nanovoids within the polymer layer and hence tune its refractive index over a range of values, e.g., during operation of the optical element. Various other apparatuses, systems, materials, and methods are also disclosed. | 2020-06-11 |
20200183201 | ACTIVE REGION-LESS POLYMER MODULATOR INTEGRATED ON A COMMON PIC PLATFORM AND METHOD - A monolithic PIC including a monolithic laser formed in/on a platform and a polymer modulator monolithically built onto the platform and optically coupled to the laser. The modulator includes a first cladding layer, a passive core region with a surface abutting a surface of the first cladding layer, the core region extending to define an input and an output for the modulator. A shaped electro-optic polymer active component has a surface abutting a surface of a central portion of the core region. The active component is polled to align dipoles and promote modulation of light and has a length that extends only within a modulation area defined by modulation electrodes. A second cladding layer encloses the active component and is designed to produce adiabatic transition of light waves traveling in the core region into the active component to travel the length thereof and return to the core region. | 2020-06-11 |
20200183202 | LIQUID CRYSTAL DISPLAY PANEL, LIQUID CRYSTAL DISPLAY DEVICE AND DISPLAY METHOD THEREOF - The present disclosure provides a liquid crystal display panel, a liquid crystal display device and a display method thereof in the field of display technology, capable of realizing the gray scale display without taking advantage of the optical rotation characteristic of the liquid crystal layer, such that the thickness of the liquid crystal layer is reduced and the response speed increases. The liquid crystal display panel includes a first base substrate and a light waveguide substrate disposed oppositely, a liquid crystal layer located between the first base substrate and the light waveguide substrate, and a pixel electrode and a common electrode configured to drive the liquid crystal layer. The pixel electrode and the common electrode are configured to drive the refractive index of the liquid crystal layer to be changed. The light output rate of the light waveguide substrate changes according to the change of the refractive index of the liquid crystal layer. | 2020-06-11 |
20200183203 | REVERSE MODE LIQUID CRYSTAL DEVICE - Provided is a reverse mode light scattering type liquid crystal device that is capable of withstanding practical use, has a low driving voltage, and shows a high haze when voltage is applied and a low haze when no voltage is applied. A reverse mode liquid crystal device includes a light control layer and at least a pair of electrodes, wherein the light control layer includes a polymerization product of a polymerizable material including: (A) a liquid crystal composition, (B) a perpendicular alignment agent, and (C) at least one polymerizable compound selected from polymer forming monomers and polymer forming oligomers. | 2020-06-11 |
20200183204 | LIGHT CONTROL DEVICE - A light control device including a first transparent electrode, a second transparent electrode, a light control layer sandwiched vertically between the first transparent electrode and the second transparent electrode and including a polymer network in which domains each filled with a liquid crystal composition are dispersed, and a pair of polarizing layers sandwiching the light control layer and positioned in a crossed Nicols relationship. The liquid crystal composition includes liquid crystal molecules that change to a vertical orientation upon application of a driving voltage to the light control layer. | 2020-06-11 |
20200183205 | DISPLAY APPARATUS - A display apparatus includes a substrate, an insulating layer, an alignment film, and a sealant. The insulating layer is disposed on the substrate and with a plurality of grooves. The alignment film is disposed on the insulating layer. The sealant is disposed on the alignment film. Wherein, the sealant overlaps at least a portion of the plurality of grooves. In a predetermined unit region, the side length of the predetermined unit region is a maximum width X of the sealant, and a total side length of the portions of the plurality of grooves located in the predetermined unit region is greater than 8 times of the maximum width X. | 2020-06-11 |
20200183206 | DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A display device and a manufacturing method thereof of the claimed disclosure are provided. The display device comprises a first display panel and a second display panel. An adhesive layer is adhered to the first cathode layer and the second cathode layer to make the display device having double-sided display function provided by the present application can without a package structure, thereby reducing the thickness of the display device, and realizing a thin display device having a double-sided display function. | 2020-06-11 |
20200183207 | DISPLAY DEVICE - A display device includes a first substrate, first signal lines, second signal lines, active elements, pixel electrodes, a second substrate, a black matrix, a first spacer, and a second spacer. The active elements are electrically connected with the first signal lines and the second signal lines. The black matrix includes first portions and second portions. The first portions overlap the first signal lines. The second portions overlap the second signal lines. The first spacer overlaps a source and a drain of one of the active elements. The second spacer overlaps a source and a drain of another one of the active elements. The shortest distance between the center of the first spacer and the center line of the closest one of the first portions is different from the shortest distance between the center of the second spacer and the center line of the closest one of the first portions. | 2020-06-11 |
20200183208 | ACTIVE MATRIX SUBSTRATE - Provided is an active matrix substrate provided with a substrate ( | 2020-06-11 |
20200183209 | DISPLAY DEVICE AND DISPLAY METHOD - A display device and a display method are provided. The display device includes: an optical element including a plurality of optical units arranged independent of each other, wherein one or more optical parameters of each of the optical units are adjustable, and the one or more optical parameters comprise at least one of light transmittance or refractive index; a laser source arranged at a side of the optical element, and configured to emit a laser beam related to a to-be-displayed holographic image; and a driving circuit configured to adjust the light transmittance and/or refractive index of each of the optical units in accordance with image data about the to-be-displayed holographic image in such a manner that the optical unit is configured to modulate the laser beam or a linearly-polarized light beam acquired by converting the laser beam. | 2020-06-11 |
20200183210 | DISPLAY DRIVING CHIP AND LIQUID CRYSTAL DISPLAY DEVICE - A display driving chip and a liquid crystal display device are provided. The display driving chip including chip body and an enable signal generation module. The chip body is configured to provide a power supplying voltage to a power supplying end of a first comparator and to output a driving signal when an enable signal is at a high electrical level and an input voltage is greater than a predetermined under-voltage lock out (UVLO) voltage, and configured to stop from providing the power supplying voltage to the power supplying end of the first comparator and from outputting the driving signal when the enable signal is at a low electrical level or when the enable signal is at the high electrical level and the input voltage is less than or equal to the predetermined UVLO voltage. | 2020-06-11 |
20200183211 | LIQUID CRYSTAL DISPLAY DEVICE HAVING FINGERPRINT MODULE - An LCD device defining a display area includes a backlight module for providing light, an LCD panel stacked on the backlight module, and a fingerprint sensor in the backlight module. The fingerprint sensor is positioned in the display area and defines a fingerprint sensing area in the display area. | 2020-06-11 |
20200183212 | DISPLAY PANEL, DISPLAY DEVICE, AND METHOD FOR MANUFACTURING DISPLAY PANEL - A display panel, a display device, and a method for manufacturing a display panel are provided. The display panel includes first and second substrates, first and second alignment films and a liquid crystal layer extending along a first direction and a second direction and sequentially along a third direction perpendicular to the first direction and the second direction. The liquid crystal layer includes a column of liquid crystal molecules along the third direction, and includes a first liquid crystal molecule closest to the first alignment film and a second liquid crystal molecule closest to the second alignment film. The first liquid crystal molecule and the second liquid crystal molecule have different tilting tendencies with respect to the plane defined by the first direction and the second direction, and form a twist angle. | 2020-06-11 |
20200183213 | DISPLAY PANEL AND DISPLAY DEVICE - The application discloses a display panel and a display device. The display panel comprises a substrate comprising an active area and a non-display area surrounding the active area; an alignment film arranged in the active area; a sealant arranged in the non-display area; and at least one row of retaining wall arranged between the alignment film and the sealant, and the retaining wall comprises a plurality of sections of sub-retaining walls which are arranged at intervals to form protrusions and depressions. | 2020-06-11 |
20200183214 | STRUCTURE AND METHOD FOR FORMING REFLECTIVE LAYER - An object of the present invention is to provide a structure having a reflective layer that has satisfactory transparency and diffuse reflectivity and is also capable of reducing the occurrence of glare, and a method for forming the reflective layer. The object of the present invention is achieved by a structure including a substrate and a reflective layer formed by immobilizing a cholesteric liquid crystalline phase, in which, upon observing a cross section of the reflective layer by a scanning electron microscope, lines formed by bright portions and lines formed by dark portions derived from the cholesteric liquid crystalline phase have a wave-like structure or are inclined with respect to the surface of the substrate, and at least a part of the lines formed by the bright portions and the lines formed by the dark portions are discontinuous. | 2020-06-11 |
20200183215 | FLEXIBLE DISPLAY PANEL AND DISPLAY APPARATUS INCLUDING THE FLEXIBLE DISPLAY PANEL - A flexible display panel includes a flexible substrate including a first region including a display region and having a curved display surface, and a plurality of non-display regions that is located outside the display region and including a second region located outside the first region and folded in a direction different from a display direction of the first region, and an encapsulation member for encapsulating the display region along the curved display surface. | 2020-06-11 |
20200183216 | DRIVE CIRCUIT BOARD CONNECTION STRUCTURE AND DISPLAY DEVICE - A drive circuit board connection structure having a back cover, drive circuit board disposed on one side of the back cover, and connector. The connector has a body connected between the back cover and drive circuit board, a first connection portion and second connection portion respectively joined to two ends of the body, and an elastic support portion which is disposed on the body and located between the back cover and the drive circuit board. The first connection portion is connected to the back cover. The second connection portion and the elastic support portion respectively push against two opposite side surfaces of the drive circuit board. A display device is also provided. | 2020-06-11 |
20200183217 | DISPLAY DEVICE - The present invention provides a display device including a back bezel, a frame, a display panel, and a tape. The back bezel includes a base plate and a wall extending along a periphery of the base plate, and has a first side edge and a second side edge intersecting the first side edge. At the first side edge, the back bezel further has a separating plate extending and protruding towards the interior of the back bezel. The frame is disposed along the periphery of the base plate, and has a side wall portion and a support portion protruding from the side wall portion towards the interior of the back bezel. At the second side edge, a bottom surface of the side wall portion is disposed on a top surface of the wall, and an outer side surface of the side wall portion and an outer side surface of the wall are coplanar. The display panel is supported by the support portion to be disposed on the back bezel. The tape extends at the second side edge from the outer side surface of the wall through the outer side surface of the side wall portion to the above of the display panel. | 2020-06-11 |
20200183218 | DISPLAY DEVICE - A display device includes: a panel including a display screen and a side face that extends along a periphery of the display screen; a backlight located on a side of the panel opposite to the display screen to radiate light on the panel; a case, for containing the backlight, including a bottom that faces the panel with the backlight in between and a side wall that stands at a periphery of the bottom and faces the side face of the panel; and a combining member provided between the side face of the panel and the side wall to combine the panel and the case. | 2020-06-11 |
20200183219 | DISPLAY DEVICE - A display device includes a panel, a backlight, and an adhesive tape. The backlight is placed under the panel. The adhesive tape has a light blocking property and is bonded to an end face of the panel and the backlight. | 2020-06-11 |
20200183220 | BACKLIGHT DEVICE AND DISPLAY DEVICE - A backlight device is provided and includes a frame formed of a sheet material; a first adhesive layer provided on one surface of the frame; a reflective sheet attached to the frame with the first adhesive layer; an optical member disposed on the reflective sheet in the frame; and a light source disposed in the frame and configured to emit light to the optical member, wherein in at least a part of the frame, a width of the frame and a width of the first adhesive layer are equal to each other, and at least an internal surface of the frame and an internal surface of the first adhesive layer are flush with each other. | 2020-06-11 |
20200183221 | LIQUID CRYSTAL DISPLAY DEVICE - The liquid crystal display device includes: a first substrate; a second substrate facing the first substrate; and a liquid crystal layer between the first substrate and the second substrate. The first substrate includes first electrodes for applying voltage to the liquid crystal layer, an uneven insulating layer disposed on a liquid crystal layer side of the first electrodes and including a first uneven structure on a liquid crystal layer side surface, and a reflective layer covering the first uneven structure of the uneven insulating layer and including a second uneven structure on a liquid crystal layer side surface. The reflective layer is electrically insulated from the first electrodes by the uneven insulating layer. A material of the uneven insulating layer and a liquid crystal material have a difference in relative permittivity of 0.3 or less. The second substrate includes a second electrode for applying voltage to the liquid crystal layer. | 2020-06-11 |
20200183222 | BACKLIGHT UNIT AND DISPLAY APPARATUS USING THE SAME - Disclosed is a backlight unit including a light guide member including one side surface and the other side surface parallel to the one side surface, a light source module disposed on the one side surface of the light guide member, and a local dimming part disposed on the light guide member and including a liquid crystal layer, wherein the liquid crystal layer has an inclined surface disposed between the one side surface and the other side surface of the light guide member. | 2020-06-11 |
20200183223 | ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS - A second substrate of an electro-optical device includes a first light-shielding layer formed around a display region, and a peripheral region of a first substrate is provided with a second light-shielding layer, a third light-shielding layer, and a translucent region overlapping neither the second light-shielding layer nor the third light-shielding layer. A maximum incident angle θ of light-source light being incident on an electro-optical layer from the second substrate, a maximum width W of the translucent region, and a thickness d between an end portion on an edge of the third light-shielding layer at a side opposite to the first light-shielding layer, and the first light-shielding layer satisfy the following relationship: | 2020-06-11 |
20200183224 | DISPLAY DEVICE - A display device including a light source member including a plurality of light emitting units emitting a first color light, an optical member disposed on an upper side of the light source member, and a liquid crystal display panel disposed on an upper side of the optical member. The optical member includes a base substrate, a color conversion layer disposed on the base substrate and including a quantum dot for converting the first color light into a second color light and a third color light, a filter layer disposed between the base substrate and the color conversion layer and transmitting the first color light and reflecting the second color light and the third color light, and an optical path changing layer disposed on at least one of an upper surface and a lower surface of the filter layer. | 2020-06-11 |
20200183225 | DISPLAY DEVICE AND MANUFACTURING METHOD OF POLARIZER STRUCTURE - A display device includes a liquid crystal display module, a cover lens, and a polarizer structure. The liquid crystal display module has a display area and a non-display area connected to the display area. The liquid crystal display module includes a bezel, a backlight module, and a display panel. The display panel includes a first substrate, a lower polarizer, a second substrate, a liquid crystal layer, and a filter element. The polarizer structure is located between the cover lens and the second substrate. The polarizer structure includes a plurality of grids and a reflective layer. The grids cover the display area. The reflective layer surrounds the grids and covers a sidewall of the display panel and a sidewall of the bezel in a direction perpendicular to the cover lens. A manufacturing method of the polarizer structure is also provided. | 2020-06-11 |
20200183226 | LIQUID CRYSTAL LENS AND DISPLAY DEVICE - A liquid crystal lens and a display device, for improving the efficiency of natural light modulation and lowering the device profile. The liquid crystal lens includes an upper substrate and a lower substrate configured opposite each other, liquid crystal molecules located between the upper substrate and the lower substrate, a plurality of upper electrodes located on the upper substrate, and a plurality of lower electrodes located on the lower substrate. Each lower electrode includes a plurality of metal wire grid polarizers. The upper electrodes respectively correspond to the lower electrodes. An orthographic projection of each upper electrode and that of the corresponding lower electrode on the lower substrate form a ring-shaped electrode structure, and each upper electrode and the corresponding lower electrode are configured to receive voltages of different potential. | 2020-06-11 |
20200183227 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes a light source member including a plurality of light emitting element packages, and a liquid crystal display panel disposed on an upper side of the light source member. The liquid crystal display panel includes a first substrate adjacent to the light source member which includes a first base substrate, a color conversion layer with a quantum dot disposed on an upper side of the first base substrate, and a first polarizing layer disposed on an upper side of the first base substrate. The liquid crystal display panel includes a second substrate facing the first substrate which includes a second base substrate, a second polarizing layer disposed on an upper side of a liquid crystal layer, and a circuit layer disposed on a lower side of the second base substrate. The liquid crystal layer is disposed between the first substrate and the second substrate. | 2020-06-11 |
20200183228 | DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A display device includes a substrate, a plurality of light emitters, a colloid, an optical film, and a liquid crystal panel. The light emitters are located on a surface of the substrate. There are a plurality of gaps between the light emitters. The colloid is located in the gaps on the surface of the substrate and surrounds the light emitters. The optical film is located above the colloid and the light emitters. The liquid crystal panel is located above the optical film. | 2020-06-11 |
20200183229 | BACKLIGHT MODULE - A backlight module includes a light-guiding plate, a plurality of reflection spots, and a light source. The reflection spots are disposed on a back surface of the light-guiding plate. Light emitted by the light source enters the light-guiding plate through a light input side surface of the light-guiding plate, and is reflected by the reflection spots to emit out of the light-guiding plate through a light output surface of the light-guiding plate. The back surface includes a central portion and a fringe portion. The fringe portion extends along an edge of the back surface. The distribution density of the reflection spots on the fringe portion gradually decreases in a direction from the central portion toward the fringe portion. | 2020-06-11 |
20200183230 | BACKLIGHT UNIT AND DISPLAY DEVICE - A backlight unit for a display device comprises a plurality of light sources; a printed circuit including a first area where the plurality of light sources are disposed and a second area horizontally extended from the first area where no light source is disposed; at least one reflection plate disposed between the plurality of light sources in the first area; a light source protection portion covering the plurality of light sources and the reflection plate in the first area; and a printed circuit protection portion disposed on a side surface of the light source protection portion located at a boundary between the first and second areas and extended to an exposed surface of the printed circuit in the second area. | 2020-06-11 |
20200183231 | Light Source Device, Backlight Module and Liquid Crystal Display Device - A light source device, a backlight module and a liquid crystal display device are provided. The backlight module includes a prism structure, wherein the prism structure includes a substrate, a prismatic tooth portions and a transparent sealing portion which are arranged in a stacked manner; and the transparent sealing portion seals the prismatic tooth portions, and the space between the prismatic tooth portions and the transparent sealing portion is a vacuum space. | 2020-06-11 |
20200183232 | Backlight Unit and Display Device - In an embodiment, a display device comprises a display panel and a backlight unit. The backlight unit comprises a printed circuit, a light-emitting device on the printed circuit, and a transparent film including a holographic film. The holographic film includes at least an optical pattern overlapping the light-emitting device and modifying angle of a portion of light emitted by the light-emitting device. The backlight unit further comprises a light output pattern, where the portion of light with the modified angle passes through the light output pattern toward the display panel. The light output pattern may have a refractive index greater than a refractive index of the transparent film such that a refraction angle of the portion of light exiting the light output pattern is less than the incidence angle of the portion of light entering the light output pattern. | 2020-06-11 |
20200183233 | BACKLIGHT MODULE - A backlight module having a bearing plate and a light module is provided. The bearing plate has a bearing surface, which includes a trough, a first groove, a first inner stage, and a first outer stage. The first groove is disposed close to the trough. The first inner stage is between the trough and the first groove while the first outer stage is on the side of the first groove opposite to the first inner stage. The light module is disposed on the bearing surface and corresponds to the trough. Comparing to the first inner stage, the first outer stage is more protruding toward the light module. | 2020-06-11 |
20200183234 | Backlight Unit and Display Device Including the Same Technical Field - In an embodiment, a backlight unit includes a light-emitting device and lower reflector on a substrate. The lower reflector has a hole that accommodates and exposes the light-emitting device. The lower reflector may have a height greater than a height of the light-emitting device. The backlight unit may include a color resin in the holes and on the light-emitting device. The backlight unit may include a light path modulator above the light emitting device and on the color resin. The light path modulator may have a different refractive index than a refractive index of the color resin to reflect the emitted light at a boundary of the light path modulator and the color resin towards the lower reflector. | 2020-06-11 |
20200183235 | DISPLAY PANELS AND ELECTRONIC DEVICES - A display panel includes a first scan line and a second scan line adjacent to the first scan line disposed on the first substrate. A common electrode line is adjacent to the first scan line or the second scan line. The common electrode line has an enlarged portion, and an extending direction of the common electrode line is substantially the same as an extending direction of the first scan line. A first data line and a second data line adjacent to the first data line are disposed on the first substrate. In a direction perpendicular to the extending direction of the common electrode line, the enlarged portion has a maximum width, a part of the common electrode line overlapping the first data line has a maximum width, and the maximum width of the enlarged portion is greater than the maximum width of the first data line. | 2020-06-11 |
20200183236 | BLACK MATRIX, PREPARATION METHOD THEREFOR, AND SYSTEM THEREOF, DISPLAY SUBSTRATE, AND DISPLAY DEVICE - A black matrix, a preparation method therefor, and a system thereof, a display substrate, and a display device are provided. The preparation method includes: forming a black matrix thin film on a substrate; on one side, away from the substrate, of the black matrix thin film, carrying out first exposure processing on the black matrix thin film; on one side, close to the substrate, of the black matrix thin film, carrying out second exposure processing on the black matrix thin film; and developing the black matrix thin film after the first exposure processing and the second exposure processing to form the black matrix. | 2020-06-11 |
20200183237 | Active Matrix Substrate and Display Apparatus - The present disclosure illustrates an active matrix substrate includes pixel electrodes forming the pixels; first gate lines respectively disposed between the pixel electrodes; first source line respectively disposed between the pixel electrodes and extended in a direction crossing the first gate lines; first capacitor lines respectively disposed between the first gate lines and extended in nonparallel to one another; switch devices respectively disposed on the pixel electrodes; second source lines respectively disposed between the pixel electrodes and extended in parallel to the first source lines; second gate lines respectively disposed between the pixel electrode and extended in parallel to the first gate lines; and second capacitor lines respectively adjacent to the first capacitor lines and extended in nonparallel to the first capacitor lines. The first gate lines, first capacitor lines, first source lines, second gate lines, second capacitor lines and second source lines are isolated from each other. | 2020-06-11 |
20200183238 | ARRAY SUBSTRATE AND DRIVING METHOD THEREOF - An array substrate and a driving method thereof are provided. The method includes transmitting a source signal to a data line, wherein the source signal includes a first time period, a second time period, and a third time period; wherein the first time period is configured to be used by a thin film transistor of a sub-pixel unit to charge a display of a display electrode, the second time period is a touch period, and the third time period is configured to charge the common electrode through switching the switch. | 2020-06-11 |
20200183239 | DISPLAY DEVICE - This display device is provided with: a plurality of pixels ( | 2020-06-11 |
20200183240 | DEVICE SUBSTRATE - A device substrate including a substrate, first fan-out lines, second fan-out lines, third fan-out lines, touch electrode lines, and active devices is provided. The substrate includes an active area and a peripheral area connected with the active area. The first fan-out lines, the second fan-out lines, and the third fan-out lines are disposed on the peripheral area. Each of the second fan-out lines is overlapped with one corresponding first fan-out line. The second fan-out lines and the first fan-out lines belong to different conductive layers. Each of the third fan-out lines is disposed between two corresponding first fan-out lines. The third fan-out lines and the first fan-out lines belong to the same conductive layer. The touch electrode lines are electrically connected with the third fan-out lines. The active devices are disposed on the active area and electrically connected with the first fan-out lines and the second fan-out lines. | 2020-06-11 |
20200183241 | DISPLAY DEVICE - To provide a display device in which parasitic capacitance between wirings can be reduced while preventing increase in wiring resistance. To provide a display device with improved display quality. To provide a display device with low power consumption. A pixel of the liquid crystal display device includes a signal line, a scan line intersecting with the signal line, a first electrode projected from the signal line, a second electrode facing the first electrode, and a pixel electrode connected to the second electrode. Part of the scan line has a loop shape, and part of the first electrode is located in a region overlapped with an opening of the scan line. In other words, part of the first electrode is not overlapped with the scan line. | 2020-06-11 |
20200183242 | DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME - A display panel includes an array substrate, an opposite substrate facing the array substrate, and a liquid crystal layer disposed between the array substrate and the opposite substrate. The array substrate includes a display area and a non-display area surrounding the display area, and the non-display area includes a first non-display area disposed adjacent to a side portion of the display area and a second non-display area other than the first non-display area. The first non-display area overlaps the opposite substrate. The array substrate and the opposite substrate have the same or substantially the same area and a wire member is disposed under the array substrate to be connected to an external circuit module. Accordingly, the display panel does not need an extra space for the wire member, and thus the non-display area is reduced. | 2020-06-11 |
20200183243 | ACTIVE ELECTROCHROMIC FILMS - An active electrochromic film ( | 2020-06-11 |
20200183244 | ELECTRO-OPTIC APPARATUS AND SEAL SYSTEM - An electro-optic apparatus configured to adjust in transmittance in response to a control input comprises a first web substrate and a second web substrate. Each of the web substrates form a plurality of perimeter edges. A first edge is in connection with a first electrical terminal connecting in connection with a first electrode. A second edge opposing the first edge is in connection with a second electrical terminal in connection with a second electrode. A third edge and an opposing fourth edge comprise a barrier seal in a first configuration in connection with an exterior surface of each of the first web substrate and the second web substrate. The barrier seal encapsulates the electro-optic medium between an interior surface of each of the first web substrate and the second web substrate. | 2020-06-11 |
20200183245 | ELECTRO-OPTIC POLYMER DEVICES HAVING HIGH PERFORMANCE CLADDINGS, AND METHODS OF PREPARING THE SAME - Electro-optic (EO) devices having an EO polymer core comprising a first host polymer and a first nonlinear optical chromophore (NLOC); and a cladding comprising a second host polymer and a second NLOC, and methods of preparing the same; wherein the first NLOC has a first bridge covalently bonded to an electron-accepting group and an electron-donating group; wherein the second NLOC has a second bridge covalently bonded to an electron-accepting group and an electron-donating group; and wherein the second bridge is less conjugated than the first bridge such that the cladding has an index of refraction that is less than that of the EO polymer core, and wherein the second NLOC is present in the second host polymer in a concentration such that the cladding has a conductivity equal to or greater than at least 10% of the conductivity of the EO polymer core at a poling temperature. | 2020-06-11 |
20200183246 | COLOR-CHANGING VEHICLE INTERIOR PANEL - A vehicle interior panel includes a color-changing element with an active layer configured to change from a first color to a different second color when a voltage is applied across top and bottom electrode layers. The top electrode includes fullerenes in a configuration that is visibly transparent and permits the color-changing element to bend along sharp radii and/or stretch without losing electrical continuity. Fullerenes including ellipsoidal elements can provide these characteristics. | 2020-06-11 |
20200183247 | METHOD OF FORMING AN ELECTROPHORETIC DISPLAY HAVING A COLOR FILTER ARRAY - The invention provides an electrophoretic medium comprising at least two types of particles having substantially the same electrophoretic mobility but differing colors. The invention also provides article of manufacture comprising a layer of a solid electro-optic medium, a first adhesive layer on one surface of the electro-optic medium, a release sheet covering the first adhesive layer, and a second adhesive layer on an opposed second surface of the electro-optic medium. | 2020-06-11 |
20200183248 | RETROREFLECTIVE ELECTRO-OPTIC DISPLAYS - An electro-optic display includes a first light-transmissive electrode, a layer of an electro-optic medium capable of being switched between an open state and a closed state upon application of an electric field, a second light-transmissive electrode, and a layer having a plurality of retro-reflectors. | 2020-06-11 |
20200183249 | PLASMONIC ALUMINUM PARTICLE BASED DISPLAY DEVICE AND RELATED METHODS - A display device may include a substrate, a plasmonic aluminum reflector layer over the substrate, and a conducting oxide layer over the plasmonic aluminum reflector layer. The display device may have a circular polarizer over the conducting oxide layer and configured to receive incident visible radiation. The incident visible radiation may cause plasmon resonance within the plasmonic aluminum reflector layer. The display device may include a circuit configured to apply a voltage between the conducting oxide layer and the plasmonic aluminum reflector layer to cause the plasmonic aluminum reflector layer to selectively reflect the incident visible radiation based on the voltage. | 2020-06-11 |
20200183250 | Quantum Optical Wavelength Converter - An optical quantum state converter comprises an optical fiber input port configured to receive an optical signal comprising an optical quantum state at a first wavelength from an optical source. An optical combiner having a first input is coupled to the optical fiber input port. An optical pump source having an output that is coupled to a second input of the optical combiner provides an optical pump signal at a pump signal wavelength to a second input of the combiner. A nonlinear optical waveguide having an input that is coupled to an output of the optical combiner converts the optical quantum state at the first wavelength to an optical quantum state at a second wavelength determined by the optical pump signal. | 2020-06-11 |
20200183251 | TERAHERTZ WAVE GENERATION METHOD AND TERAHERTZ WAVE GENERATION DEVICE - A terahertz-wave generation method of generating a terahertz wave in a direction satisfying a non-collinear phase-matching condition by making pump light incident on a nonlinear optical crystal capable of generating a terahertz wave by optical parametric effect, makes the pump light incident on the nonlinear optical crystal so that a peak excited power density is equal to or greater than a predetermined terahertz-wave lasing threshold and equal to or less than a predetermined laser damage threshold, and an average excited power density is equal to or less than a predetermined photorefractive effect occurrence threshold, the pump light having a pulse width of 10 ps or more, the pulse width of 1 ns or less, and a repetition frequency of 1 kHz or more. | 2020-06-11 |
20200183252 | LENS CONTROL APPARATUS AND METHOD FOR CONTROLLING THE SAME - A microcomputer estimates information corresponding to an image plane position of an object based on a sequential identification method using a focus detection result. Moreover, the microcomputer predicts information corresponding to a future image plane position of the object based on the estimated information corresponding to the image plane position of the object. The microcomputer controls driving of a focus lens based on the predicted information corresponding to the future image plane position of the object. In accordance with information corresponding to a motion of the object, the microcomputer selects by which of a first Kalman filter and a second Kalman filter the information corresponding to the future image plane position of the object is predicted by using the estimated information corresponding to the image plane position of the object. | 2020-06-11 |
20200183253 | Light Reflection - The description relates to devices that emit light from a light source. One example device can include a reflector extending along an arc and oriented in light receiving relation relative to the light source. The reflector can have a cross-sectional reflector profile taken transverse to the arc that includes a first portion having a swept profile that transitions to a second portion having a reverse swept profile. | 2020-06-11 |
20200183254 | CAMERA MODULE - A camera module includes a circuit board, an image sensor, a lens holder, and a lens. The image sensor is arranged on the circuit board. The lens holder is covered over the image sensor. The lens is arranged on the lens holder. The lens holder is adhered to the circuit board by a colloid. The lens holder includes a projection on a side of the lens holder facing the circuit board. The projection is embedded within the colloid. | 2020-06-11 |
20200183255 | APPARATUS FOR DETACHABLY MOUNTING FILTERS ONTO A LENS OF A PHOTOGRAPHIC DEVICE - An apparatus for detachably mounting filters onto a lens of a photographic device is provided. The apparatus comprises of an adapter assembly and a filter assembly. The adapter assembly comprises a first main frame with a first threaded portion and a second threaded portion, and a first engagement member with magnets disposed towards the second threaded portion. The filter assembly comprises a second main frame with a third threaded portion, a filter, and a second engagement with magnets disposed towards the third threaded portion. | 2020-06-11 |
20200183256 | INTERCHANGEABLE LENS, CAMERA BODY, AND ELECTRONIC DEVICE - An interchangeable device that is attachable to an electronic device includes a first communication unit communicating with the electronic device via a first path; and a second communication unit communicating with the electronic device via a second path. The first path includes a first contact that outputs to the electronic device a signal indicating whether it is possible to perform communication via the first path, a second contact that communicates a first clock signal with the electronic device, a third contact to which a signal is input from the electronic device synchronized with the first clock signal, and a fourth contact that outputs a signal to the electronic device synchronized with the first clock signal. The second path includes a seventh contact communicating a second clock signal with the electronic device, and an eighth contact that outputs to the electronic device a signal synchronized with the second clock signal. | 2020-06-11 |
20200183257 | PRINTER-EQUIPPED IMAGING APPARATUS, OPERATION METHOD OF PRINTER-EQUIPPED IMAGING APPARATUS, PROGRAM, AND RECORDING MEDIUM - A printer-equipped imaging apparatus capable of giving new pleasure to a user and clearly recording an imaged scene, an operation method of a printer-equipped imaging apparatus, and a program are provided. The printer-equipped imaging apparatus includes an imaging unit | 2020-06-11 |
20200183258 | Device Mount - An adjustable mount for holding equipment or an equipment-holding arm at, for example, a hunting location such as a deer blind or a tree stand includes a base mounting bracket and an adjustable ball joint removably secured to the mounting bracket. The base mounting bracket is secured to something and can be left in place during the hunting season. The ball joint can be removed and taken with the user. In some configurations, the ball joint can be locked in a desired orientation which is maintained when the ball joint is removed from the base mounting bracket so that the desired orientation is reestablished when the user replaces the ball joint in the base mounting bracket. One version of the ball joint includes a piston cylinder used to release locking pressure to allow for adjustment. The piston cylinder can be pneumatic or hydraulic. A configuration of the base mounting bracket can be readily assembled from a collapsed flat configuration. An articulating equipment holding arm with first and second arms provides an adjustable mount for holding equipment. | 2020-06-11 |
20200183259 | GIMBAL HAVING PARALLEL STABILITY MECHANISM - A gimbal mechanism includes a first actuator configured to provide rotation about a central actuator axis at a first actuator speed, a second actuator co-axial with the first actuator and configured to provide rotation about the central actuator axis at a second actuator speed, and a differential member including a differential gear operatively coupled to the first actuator and the second actuator and a shaft extending between the first actuator and the second actuator. The shaft has an input end coupled to the differential gear and an output end coupled to the payload. The differential member is configured to rotate freely about a differential member axis extending along a length of the shaft. The first actuator and the second actuator are configured to cause the payload to rotate about the central actuator axis, the differential member axis, or both, based on the first actuator speed and the second actuator speed. | 2020-06-11 |
20200183260 | PHASE MODULATION DATA GENERATING UNIT, ILLUMINATION UNIT, AND PROJECTOR - A phase modulation data generating unit according to the present disclosure includes: a first calculating section; and a storage section. The first calculating section calculates basic phase modulation pattern data on the basis of a partial illumination image pattern that makes it possible to generate an intended illumination image pattern having a desired luminance distribution. The basic phase modulation pattern data makes it possible for a light phase modulation device to reconstruct the partial illumination image pattern. The storage section stores the basic phase modulation pattern data calculated by the first calculating section. | 2020-06-11 |
20200183261 | PROJECTION-TYPE IMAGE DISPLAY APPARATUS DISPLAYING IMAGE USING TWO REFELECTIVE DISPLAY ELEMENTS - A projection-type image display apparatus is provided with a light source, a disk, a color separator, and first and second modulation elements. The disk generates color lights in a time-division manner based on emission light from the light source unit, and the color separator separates first, second, and third primary colors from the color lights generated by the disk. The first light modulation element modulates the separated first and second primary colors according to an input first image signal to generate a first image light, and the second light modulation element that modulates the separated third primary color according to an input second image signal to generate a second image light. A control circuit controls the first and second light modulation elements such that the second light modulation element becomes an ON-state during a spoke period of the disk upon displaying the third primary color as a single color. | 2020-06-11 |
20200183262 | OPTICAL ELEMENT ADJUSTING DEVICE AND ELECTRONIC DEVICE - An optical element adjusting device includes an outer frame; an inner frame framing an optical element and disposed in the outer frame; a first adjusting structure, including a first adjusting part connected to one of two opposite outer sides of the inner frame, and movably disposed through the outer frame; and a second adjusting structure, including a through channel formed in the outer frame and having connected first and second sub-channels, a second adjusting part connected to the other outer side and movably disposed in the first sub-channel, an adjusting element movably disposed in the second sub-channel, and a rolling element disposed in the through channel and between the second adjusting part and the adjusting element. The position of the optical element can be adjusted by rotating the rolling element through the adjusting element. An electronic device including the optical element adjusting device is also provided. | 2020-06-11 |
20200183263 | PROJECTION DEVICE - A projection device includes: a light source module for generating an illumination beam; an optical engine module disposed on a transmission path of the illumination beam for forming an image beam; a projection lens disposed on a transmission path of the image beam for projecting the image beam to an outside of the projection device; and a housing having opposite bottom and top portions, and a side wall connected between and surrounding the portions and having an air inflow region adjacent to the bottom portion and an air exhaust region adjacent to the top portion. The light source module, the optical engine module and the projection lens are disposed in the housing adjacent to the top portion, wherein the image beam is projected to the outside toward the bottom portion. The projection device of the invention can effectively dissipate heat. | 2020-06-11 |
20200183264 | COLOUR PROJECTOR WITH TWO EMISSIVE DISPLAYS - The invention relates to an image projection system ( | 2020-06-11 |
20200183265 | PROJECTOR WITH SCANNING ARRAY LIGHT ENGINE - A projector assembly includes a light emitting diode (LED) array, wherein the LED array has an array axis, wherein the LED array includes a plurality of LEDs arranged along the array axis, and wherein the plurality of LEDs are individually addressable. The projector assembly includes a rotatable actuator supporting the LED array, wherein the rotatable actuator has a rotation axis, and wherein the rotation axis and the array axis are parallel. The projector assembly includes a collimator positioned in optical communication with the LED array for collimating light emitted from the plurality of LEDs and a set of imaging optics positioned in optical communication with the collimator for focusing collimated light and forming a first image of the LED array at a distance, wherein the first image includes a first axis corresponding to the array axis and a second axis orthogonal to the rotation axis. | 2020-06-11 |
20200183266 | LIGHT SOURCE DEVICE AND PROJECTION TYPE DISPLAY APPARATUS - A light source device includes a light source accommodating section provided with a story structure including a first accommodation story and a second accommodation story, a red light source that emits red laser light and a blue light source that emits blue laser light being accommodated in the first accommodation story, and a green light source that emits green fluorescence being accommodated in the second accommodation story; an emission window provided on a side of the second accommodation story; a first light synthesizer that synthesizes an optical path of the red laser light from the red light source and an optical path of the blue laser light from the blue light source into one optical path, and that emits first synthesized light into which the red laser light and the blue laser light are synthesized; and a second light synthesizer that synthesizes an optical path of the green fluorescence. | 2020-06-11 |