104 results about "Monochrome" patented technology

The present disclosure relates to a display panel, in particular to a display device and a monochrome liquid crystal display panel thereof, the display panel comprising a display area and a non-display area; the display panel comprises a first substrate and a second substrate arranged in a cell, and a liquid crystal layer arranged between the first substrate and the second substrate; in the non-display area, the display panel further comprises a plurality of second support columns arranged between the first substrate and the second substrate, the height of at least part of the second support columns is less than the distance between the first substrate and the second substrate, one end of the second support columns is arranged on the first substrate or the second substrate, and the other end has a gap with the corresponding second substrate or first substrate, and the height of the gap is 0.3-0.5 microns. The display panel can improve the yellowing phenomenon of the periphery.

The application discloses a display device and a control method. For any first pixel in a liquid crystal layer, the first pixel comprises two types of sub-pixels, i.e., a first sub-pixel and a second sub-pixel. In a first sub-field, a color image can be displayed by using the first sub-pixel, and in a second sub-field, a monochrome image can be displayed by using the second sub-pixel. In this way, the image intensity is concentrated in a single sub-field, the sensitivity of human body to color separation can be reduced, the color separation can be reduced, the display quality of the image can be improved, and since the area corresponding to the first sub-pixel is not covered by a filter layer or is covered by a transparent filter layer, the light output by a backlight module can be directly emitted, the light intensity loss can be reduced, the light transmittance of the panel can be improved, the power consumption of the display device can be reduced, and the balance between light efficiency and image quality is achieved.

Provided is an image forming apparatus for performing an image adjustment in a monochrome image formation mode. In a case where color information for subsequent images includes a color image, the image forming apparatus does not perform an image adjustment in the monochrome image formation mode. Rather, image forming apparatus performs the image adjustment in a color image formation mode in a case where a subsequent color image is formed.

[Problem] A display device and a head-up display device are provided by which the image contrast can be increased more appropriately by adapting to the shape of a display image. [Solution] A display device comprises a lighting device for emitting illumination light, a liquid crystal display panel with an image display area 18b for displaying an image and a non-display area 18c in which no image is displayed, wherein the liquid crystal display panel receives the illumination light and emits display light, and a monochrome liquid crystal panel 12, which is arranged between the lighting device and the liquid crystal display panel and sets an area corresponding to the non-display area 18c to a black display state Sb and an area corresponding to the image display area 18b to a white display state Sw.

This application relates to the field of printing equipment technology, and provides a monochrome pad printing device and method, which includes a base, a rotary table, positioning blocks, a feeding assembly, a pad printing assembly, and a discharging assembly. The rotary table is rotatably connected to the base via a stepper motor. Several positioning blocks are disposed on the rotary table and spaced apart along the rotation direction of the rotary table. The positioning blocks are used to place the workpiece to be printed. The feeding assembly, pad printing assembly, and discharging assembly are arranged sequentially along the rotation direction of the rotary table. The feeding assembly transfers the workpiece to be printed onto the positioning blocks. The pad printing assembly presses the workpiece onto the positioning blocks. The discharging assembly unloads the printed workpiece. This application has the effect of facilitating the feeding, pad printing, and unloading of workpieces, thereby improving production efficiency.

This invention discloses a single-snapshot spatial frequency domain imaging and morphology correction method, system, and device, comprising: acquiring a set of monochromatic fringe images with different center wavelengths based on the same projected image; simultaneously inputting each monochromatic fringe image in the set into two parallel and independent deep learning networks, wherein the first deep learning network is used to extract the DC and AC components of the image; the second deep learning network is used to extract the wrapping phase component and fringe hierarchy information of the image, and perform absolute phase calculation to obtain the three-dimensional morphology before correction; performing height correction on the three-dimensional morphology and calculating the corrected diffuse reflectance image; performing background segmentation on the corrected diffuse reflectance image and spatially aligning it to the same coordinate system; and retrieving the optical characteristic parameters and physiological parameters of the tissue based on the spatially registered multi-wavelength diffuse reflectance data. This invention ultimately achieves real-time, wide-field, high-precision, and highly robust quantitative imaging of tissue physiological parameters.

A computed tomography (CT) system with one or a plurality of processors to perform operations. The operations include reconstructing a series of virtual monochromatic X-ray images of the first energy and a series of virtual monochromatic X-ray images of the second energy based on data collected from an imaging subject, inputting the input image generated based on the reconstructed virtual monochromatic X-ray images of the second energy to the trained model and using the trained model to infer a series of virtual monochromatic X-ray image of the first energy, and generating a corrected series of virtual monochromatic X-ray images of the first energy based on the first reconstructed series of virtual monochromatic X-ray images of the first energy and the inferred series of virtual monochromatic X-ray images of the first energy.

The application relates to a field-induced modulation heterogeneous integrated photon display chip and a manufacturing method thereof, and a laser display system. The field-induced modulation heterogeneous integrated photon display chip comprises a first substrate, a monochromatic laser located on one side of the first substrate, a waveguide layer, a first modulator and a second modulator. The monochromatic laser is used for outputting light. The waveguide layer is located on the side of the monochromatic laser close to the first substrate and comprises a grating coupler, a beam splitter, an interferometer and an optical waveguide structure arranged in sequence along a first direction. The first modulator is used for performing primary frequency modulation on the light output by the monochromatic laser, and the first modulator is located on the side of the waveguide layer away from the first substrate. The second modulator is used for performing secondary frequency modulation on the light, and the second modulator is located on the side of the optical waveguide structure away from the first substrate. The application improves the color regulation and control capability of the field-induced modulation heterogeneous integrated photon display chip, optimizes the performance of the chip and reduces the size of the chip.

A monochrome Micro-LED pixel comprises: an LED structure (220) that emits a first color, wherein the LED structure (220) is formed on a substrate (210); and a conductive structure (250) surrounding the LED structure (220), wherein a first reflective layer (251) is provided on the side wall of the conductive structure (250).

A single-pass inkjet printing method comprising the steps: a) providing a substrate (S); b) forming on the substrate (S) at a printing speed higher than two meters per second (Pspeed) a monochromatic image (I), comprising a plurality of printed dots, by driving with a waveform (W) a plurality of piezoelectric printheads (H1..M), having one or more nozzle rows (R1..N), for jetting ink per printed dot of the plurality of printed dots; wherein the formed monochromatic image has a first print resolution (PRES,1) aligned the one or more nozzle rows (R1..N); and a second print resolution (PRES,2) substantially perpendicularly aligned the one or more nozzle rows (R1..N); and wherein the first print resolution (PRES,1) is more than two times the second print resolution (PRES,2); and where each printed dot of the plurality of printed dots has a dot size (Dsize) which is at least equal to a dot pitch (DPRES,2) according the second print resolution (PRES,2).

This invention discloses a guided intelligent pursed-lip breathing training device and method, relating to the technical field of breathing training equipment. The device includes a training component comprising a fixedly mounted controller with a digital display screen, a storage frame fixed to one side of the controller, a resistance valve fixed inside the storage frame, a first rotating wheel located inside the storage frame, an angle sensor located at one end of the first rotating wheel, and an ventilation frame fixed to the storage frame. This invention uses a displacement frame to drive a rotating plate, causing a color bar to appear as a large-area monochrome indicator through a through-slot. Inhalation and exhalation are distinguished by different colors, providing intuitive and clear identification, effectively overcoming the limited differentiation of existing visual guidance methods. Furthermore, the displacement frame triggers a mechanical counter by touching an extension rod, recording the number of effective training sessions without a power source, thus overcoming the limitation of existing electronic counters that cannot count sessions in the event of a power outage or lack of power, making it more adaptable to various scenarios.

The application discloses a method for solving color deviation of a three-color Mini LED backlight liquid crystal display device and a liquid crystal display device, and relates to the technical field of liquid crystal display, and comprises the following steps: adjusting RGB backlight currents of a white field, recording a set of RGB backlight current ratios when color coordinates of the white color reach design target values; adjusting RGB backlight currents of red, green and blue single-color fields respectively, recording a second set of RGB backlight current ratios, so that the RGB synthesis obtains the design target values, and obtaining coordinate points W, R, G and B of the white color, the red color, the green color and the blue color on a CIE chromaticity diagram respectively; performing segmentation processing on a to-be-displayed image, counting average image color coordinates of each block as to-be-displayed colors, obtaining a coordinate point C of the to-be-displayed colors on the CIE chromaticity diagram, and calculating RGB current values of backlight of the block according to relative positions of C, R, G, B and W and the two sets of RGB backlight current ratios. The application can guarantee a color gamut and solve the color deviation phenomenon.

This invention discloses a grayscale compensation method, apparatus, display device, and storage medium for a display panel. The grayscale compensation method for the display panel includes: acquiring a first gamma curve of the sub-pixel in a monochrome display mode and a second gamma curve in a white display mode; determining first brightness information of the sub-pixel in the central display area of ​​the display panel under the monochrome display mode and a preset display grayscale, and second brightness information of the sub-pixel in the central display area of ​​the display panel under the white display mode and the preset display grayscale; and determining the compensation grayscale of the sub-pixel in the monochrome display mode based on the first brightness information, the first gamma curve, the second brightness information, and the second gamma curve. By employing the above technical solution, grayscale compensation is performed jointly using compensation data from both the monochrome display mode and the white display mode, resulting in good grayscale compensation performance and improved display uniformity of the display panel.

This invention belongs to the field of optical fiber communication and optical imaging technology, specifically a spatial mask optimization method for speckle reconstruction in multimode optical fibers. The method includes: using a laser to output monochromatic coherent light, modulating the image to be transmitted onto the incident light field through a spatial light modulator, injecting it into a multimode optical fiber, and acquiring a speckle image at the fiber output end; calculating a normalized radial cumulative energy function on the speckle image to determine the truncation radius; constructing a spatial mask, including a hard mask, a soft mask, and a multi-ring weighted mask; multiplying the mask pixel-by-pixel with the speckle image to obtain a preprocessed speckle image, which is used as input to a downstream image reconstruction model; periodically recalculating the normalized radial cumulative energy function and automatically updating the truncation radius to adapt to changes in fiber state. This invention effectively improves training efficiency while maintaining reconstruction accuracy by removing low signal-to-noise ratio peripheral regions; it can automatically track changes in fiber state and adapt to environmental drift during engineering deployment.

A vehicle identification system includes at least one camera configured to capture a color image and a monochrome image, each in respect of at least a portion of a vehicle. At least one electronic storage medium stores program instructions executable by an at least one processor to cause it to perform establishing a first machine learning model to process the color image for first object classification feature(s) corresponding to the vehicle. An accuracy confidence of the first object classification with respect to at least one of the feature(s) is determined. A second machine learning model processes, when the determined accuracy confidence is less than a predefined threshold, a combination of the color image along with the monochrome image, or along with a depth image derived at least in part from the monochrome image, for second object classification of the at least one of the feature(s).

This disclosure provides a display panel, a pixel voltage lookup table acquisition method, an electronic device, and a medium. The display panel includes: a monochrome sub-pixel array; at least one of the monochrome sub-pixel arrays is a target array; the target array is composed of at least two types of sub-pixels arranged periodically; any two types of sub-pixels have different pixel characteristics; and the at least two types of sub-pixels have different pixel voltages at the same brightness. This embodiment improves the color separation display effect and helps to improve the lifespan and efficiency of sub-pixels by setting the pixel voltages of at least two types of pixel characteristics in the monochrome sub-pixel array to be different.

The application discloses an intelligent glasses based on yellow light waveguide AR display and AI word suggestion function, which comprises a glasses frame, an optical display module, a main control module, a power module and an interaction module, wherein the optical display module adopts a binocular display scheme combining monochromatic yellow light MicroLED and diffraction light waveguide, realizes high-brightness and low-power AR virtual image display, the main control module integrates a localized AI processing unit, supports real-time multi-language translation, intelligent word suggestion, voice transcription and message reminder functions, and the audio system has beamforming pickup and inverse sound field anti-leakage sound characteristics; the application deeply integrates specific wavelength yellow light display technology and lightweight AI model at the edge end, greatly improves outdoor visibility, interaction real-time performance, hearing privacy and long-time wearing comfort under the premise of ensuring that the overall weight is less than 44 grams, and forms a complete AR interaction solution suitable for mobile office and personal assistance.

The application belongs to the technical field of hyperspectral imaging and spectral detection, and discloses a hyperspectral image data acquisition system and identification method based on controllable monochromatic illumination. The system comprises a controllable monochromatic illumination unit, an optical imaging unit, a hyperspectral image data processing unit, a power supply unit and a wireless data transmission unit. The application realizes hyperspectral data acquisition through narrow-spectrum monochromatic controllable illumination, and can accurately identify small lesions in the digestive tract by matching an optimized imaging and data processing architecture, while meeting the requirements of miniaturization, low power consumption and full-digestive tract detection of a capsule endoscope.

The application discloses a kind of micro-pixel group and micro-lens array near-eye display lens, belong to augmented reality and near-eye display technical field.The near-eye display lens includes: optical lens, micro-pixel group array arranged thereon, micro-lens array, and substrate thin layer material, transparent optical adhesive layer, protective layer;Micro-pixel group contains micro-nano pixel, micro-nano pixel is composed of micro-nano pixel element, and micro-nano pixel element is micron / nanometer order independent driving monochromatic light emitting unit, integrates micro-nano light emitting, driving and other devices and functional layer;Micro-lens covers one or more micro-pixel groups and is arranged close to one side of human eye, realizes light collimation focusing and deflection into eye.The application discards traditional complex relay optical system, directly integrates display and optical control unit in optical lens, can realize digital image display, real scene direct vision and accurate fusion of virtual and real image, with high transparency, high optical efficiency, large field angle characteristics, lens can realize light and thin design, and wearing comfort is high.

A method for real-time removal of vertical stripes in endoscope images, comprising: (1) before use of the endoscope, pre-use of the endoscope to take a monochrome image, and offline obtain a clear vertical stripe image; (2) extract the coordinates of the vertical stripe pixel points from the image as a vertical stripe processing template; (3) obtain the stripe width information and position information at each pixel point in the vertical stripe processing template, and store them in the vertical stripe processing template; (4) during use of the endoscope, in the image taken online by the endoscope, calculate the brightness information of each pixel in the image corresponding to the coordinates of the vertical stripe processing template, and fill the brightness information into the pixels of the image. Compared with the conventional method of filtering out stripes by processing the entire image, this method only processes the pixel information on the image corresponding to the stripe template coordinates, greatly reducing the number of pixel points that need to be calculated, and achieving real-time removal of vertical stripes in the endoscope image display process, facilitating real-time observation by the operator.

FIELD: closed-type plant growing.SUBSTANCE: invention can be used for growing plants, including microgreens, in phytotrons and growboxes. The multispectral phyto-irradiator comprises from 1 to M groups of LEDs (1), from 1 to M main drivers (2), from 1 to M temperature sensors (3), a port controller (6), a memory unit (7) and a central controller (8), the first outputs of which are connected to the inputs of the corresponding main drivers (2). The first input of the port controller is bidirectional and is the input-output of the device, with M>N, where N is the number of monochrome components in the spectrum of the multispectral phyto-irradiator. In addition, a local bus (9), from 1 to M keys (4) and from 1 to M additional drivers (5) are introduced into it, in which the set current value is more than twice the set current value in the main drivers (2) and the outputs of which are connected to the second inputs of the corresponding keys (4), the outputs of which are connected to the inputs of the corresponding groups of LEDs (1). The outputs of the main drivers (2) are connected to the first inputs of the corresponding keys (4), the control inputs of which are connected to the corresponding control outputs of the central controller (8), the second outputs of which are connected to the inputs of the corresponding additional drivers (5). The information inputs and outputs of the memory unit (7), central controller (8), port controller (6) and temperature sensors (3) are connected to the local bus (9).EFFECT: expansion of the functional capabilities of the multispectral phyto-irradiator by growing plants with an increased content of antioxidant compounds, as well as the expansion of its scope of application by its use in individual phytotrons and growboxes.1 cl, 3 dwg

Disclosed are systems, devices, and methods that overcome limitations of IOLs at least by providing a phakic or aphakic IOL that provides correction of defocus and astigmatism, decreases higher-order monochromatic and chromatic aberrations, and provides an extended depth of field to improve vision quality. The IOL includes a virtual aperture integrated into the IOL. The construction and arrangement permit optical rays which intersect the virtual aperture and are widely scattered across the retina, causing the light to be virtually prevented from reaching detectable levels on the retina. The virtual aperture helps remove monochromatic and chromatic aberrations, yielding high-definition retinal images. For a given definition of acceptable vision, the depth of field is increased over a larger diameter optical zone IOL.

The application discloses a kind of screen projection type HUD system load optimization method, system and storage medium, the method includes: HUD display screen is divided into multiple regions, including basic information display area and dynamic screen projection display area, basic information display area simultaneously as resource buffer area;Real-time monitoring HUD end and the system resource state of mobile terminal, according to the display mode of the display mode of basic information display area according to monitoring result;Dynamic frame selection effective UI display partition, only transport the image data of effective UI display partition, monochrome filling is carried out to non-UI display partition;According to the display refresh rate of each region of vehicle driving scene dynamic adjustment.The application reduces system load effectively by resource collaborative allocation, invalid data transmission reduction and scene adaptive refresh rate adjustment, and improves screen projection fluency.

The present invention provides an image forming apparatus that can oscillate a developing device even when the developing member and the drive input member are aligned in the axial direction. [Solution] The image forming apparatus 1 includes a connecting / separating device 15 that rotates the developing device 22 between a developing position and a separated position P2. Multiple developing devices 22 are provided to correspond to monochrome and color images. The developing roller 31 is positioned offset to one side (to the right) in the axial direction from the drive input gear and is connected to the right end of the drive input gear. The connecting / separating device 15 either separates the developing roller 31 from the drive input gear and then rotates the developing device 22 to the separated position P2, or rotates the developing device 22 to the developing position and then connects the developing roller 31 to the drive input gear. The connecting / separating device 15 switches between a state in which all developing devices 22 are positioned at the separated position P2 or the developing position, and a monochrome printing state in which the developing device 22 for monochrome images is positioned at the developing position and the developing device 22 for color images is positioned at the separated position P2.

The application discloses an Au-WS2-Au van der Waals Schottky junction type photoelectric sensing unit, preparation and application, and belongs to the technical field of semiconductor devices. The sensing unit is composed of a substrate, a two-dimensional material layer transferred by a dry method and an Au electrode, the two-dimensional material is preferably WS2, the Au electrode forms a van der Waals contact with the two-dimensional material and constitutes a Schottky junction; the structure can effectively inhibit Fermi level pinning effect, realize dynamic modulation of a Schottky barrier, and produce characteristic reverse-bipolar light response and stable spectral modulation varying with wavelength under the regulation of a gate; the occupied area is only about 73 mu m 2 , and the sensing unit can accurately reconstruct monochromatic and broadband spectra in the 380-680 nm visible light band, with an average reconstruction accuracy of 0.746 nm and a spectral resolution better than 10 nm. The sensing unit can be applied to a miniature computing spectrometer, effectively solves the technical defects of complex preparation and difficult regulation of existing devices, and meets the requirements of miniaturization and integration detection.

This invention proposes an image reconstruction method for physical degradation sensing of planar diffraction lens arrays. It utilizes a deep learning network integrating an optical degradation sensing mechanism to optimize sub-aperture feature fusion and weight allocation strategies, improving the imaging contrast and detail recovery accuracy of planar diffraction lens arrays. The method includes: acquiring a sequence of monochromatic sub-aperture images of the planar diffraction lens array carrying spatially non-stationary blur and diffraction degradation features; implicitly aligning the feature responses of each sub-aperture using an edge enhancement feature alignment module; constructing a pseudo-array feature representation; introducing a physically prior-guided weight modulation strategy during adaptive grouping upsampling, learning the distribution law of spatially heterogeneous point spread functions through degradation sensing units, and spatially adaptively modulating the feature contribution; and finally reconstructing a high-quality grayscale image. This invention significantly suppresses the diffraction blur and low contrast phenomena unique to planar diffraction lenses, better sensing optical degradation distribution and preserving high-frequency details in the image. It also provides a new approach for subsequent joint reconstruction research of arrayed lightweight imaging systems.

A monolithic focal plane array (FPA) device and method of fabrication. The method can include forming monolithic photodetectors or FPAs by heteroepitaxial growth of III-V PINs, APDs, or other photodetector devices in etched recesses of a Si-based read-out integrated circuit (ROIC) wafer. In a single-color device example, a wavelength configuring buffer layer and photodetector are grown within the etched recesses using compound semiconductor materials to enable infrared detection at desired wavelength(s). Depending on the application, this growth can be done on a graded compliant buffer layer and / or a selectively transparent buffer layer. And, semiconductor detectors can be incorporated to detect visible and NIR wavelengths in a dual-color device example. Further, the resulting devices can be configured as pixels in a sensor array device coupled to the ROIC device.