536 results about "Monochrome" patented technology

The invention relates to the technical field of liquid crystal display, and provides liquid crystal display equipment based on a field order and a color image display method. An image to be displayed can be decomposed into three sub-frames based on a field sequential display technology, each sub-frame corresponds to a color field, when a liquid crystal panel is driven according to a main color gray scale value of the color field corresponding to each sub-frame, at least one backlight source corresponding to each color field is firstly driven to emit backlight of a first duration within a time period when liquid crystal molecules reach a steady state, and then the backlight source corresponding to each color field is driven to emit backlight of a second duration within a time period when the liquid crystal molecules reach the steady state. The white light of the second duration is emitted after the first duration, so that the white light is added in the backlight lightening stage of each color field, the color gamut range of the color field corresponding to each sub-frame is effectively reduced, and the color separation phenomenon is reduced. In addition, each subframe corresponds to a single color field or a mixed color field, so that the color separation phenomenon in various algorithms can be improved.

The invention provides a focusing method, device and equipment. The method comprises the following steps: determining pixel offset between a red channel image and a green channel image of a tissue slice; the red channel image and the green channel image are a red channel image and a green channel image of a tissue slice in a ghosting image captured by the color image sensor when a red light filter, a green light filter and double optical wedges in the focusing module are modulated at the same time; determining an out-of-focus distance according to the pixel offset and a preset corresponding relation; the preset corresponding relation is the corresponding relation between the pixel offset and the defocus distance; and focusing according to the out-of-focus distance. According to the method provided by the embodiment of the invention, the problem that positive and negative defocusing directions cannot be distinguished through a single-frame image in a phase shift detection automatic focusing technology based on image monochromatic double-hole modulation is solved, and the problem of time waste caused by high-speed switching of an illumination light source in an automatic focusing technology based on red-green double-LED illumination is solved; and meanwhile, the problem that a phase shift detection automatic focusing technology based on pupil segmentation images is relatively small in focusing range is solved.

The invention provides a fracture deformation-seepage cross-scale visualization experiment device and a test method, and relates to the technical field of hydraulic rock mechanics and measurement. Comprising a macroscopic observation assembly, a microscopic observation assembly, a microscopic seepage model, a temperature-stress-seepage loading system, a monochromatic coaxial light source and a data acquisition and analysis system, the microscopic seepage model is used for placing a fractured rock mass; the temperature-stress-seepage loading system is used for injecting fluid with fluorescent microspheres into the microcosmic seepage model, applying load, regulating and controlling temperature and collecting data; the data acquisition and analysis system is used for processing data and images. By arranging the macroscopic observation assembly and the microcosmic observation assembly, double-scale synchronous observation is achieved, the whole process of fracture internal fluid interface evolution and rock mass deformation can be obtained in real time under the multi-physics field coupling conditions of temperature, stress, seepage and the like, visual correlation of deformation, flow and stress is achieved, and the measurement accuracy is improved. And an experimental basis is provided for establishing a fracture multi-field coupling mechanism model.

The invention discloses a distinguishing table type X-ray spectrometer and an X-ray absorption spectrum testing method, and relates to the technical field of spectral measurement. The high-resolution table type X-ray spectrometer comprises a sample signal source which is located in a Dowland circle and is used for generating X-rays; the exponential crystal is a bent crystal, the surface shape of the exponential crystal is defined by an exponential equation, so that different points on the curved surface of the crystal have different curvature radiuses and correspond to Rowland circles with different radiuses, each point on the exponential crystal is tangent to the corresponding Rowland circle, and the exponential crystal is used for performing monochromatization and focusing on the X-ray incident from the sample signal source; and the detector is positioned on a surface formed by the corresponding imaging points on each Rowland circle, and is used for receiving the X-rays which are monochromatized and focused by the index crystal and outputting corresponding light intensity signals. Therefore, through the cooperation of the index crystal and the multi-Rowland circle structure, the X-ray absorption spectrum test with high light receiving efficiency, high spectral resolution and wide energy spectrum range can be realized, and the comprehensive performance of the desk type spectrometer is improved.

A wearable display system includes one or more nanowire LED micro-displays. The nanowire micro-LED displays may be monochrome or full-color. The nanowire LEDs forming the arrays may have an advantageously narrow angular emission profile and high light output. Where a plurality of nanowire LED micro-displays is utilized, the micro-displays may be positioned at different sides of an optical combiner, for example, an X-cube prism which receives light rays from different micro-displays and outputs the light rays from the same face of the cube. The optical combiner directs the light to projection optics, which outputs the light to an eyepiece that relays the light to a user's eye. The eyepiece may output the light to the user's eye with different amounts of wavefront divergence, to place virtual content on different depth planes.

The application provides a high-precision autocollimator based on the Tyman Green interference principle and an angle measuring method, aiming at solving the problem that the prior art cannot continue to break through the existing angle measuring precision due to the limitation of geometric optical principle and the influence of environmental factors. The autocollimator comprises a laser, a filtering collimation module, a beam splitter, a reference mirror, a plane mirror, a detector and a data acquisition and processing computer. After the autocollimator is leveled, the plane mirror is placed on a turntable to be measured, and the measurement is carried out when the turntable has no rotation angle and has a rotation angle, so that the laser is emitted to the filtering collimation module to be emitted as monochromatic parallel light to the beam splitter and is divided into two paths. One path is reflected by the plane mirror and then passes through the beam splitter to reach the detector again. The other path is reflected by the reference mirror and then reflected by the beam splitter to reach the detector again. The two beams interfere on the target surface of the detector, the detector records the interference image and uploads it to the computer to calculate the interference fringe offset, so that the angle measurement is completed.

An image forming apparatus to which a cartridge is to be removably mounted includes an apparatus main body and a tray movable between a housed position in which the tray is housed in the apparatus and a pulled-out position in which the tray is pulled out from the apparatus. The tray includes a frame having an opening and a cover fixed to the frame, the cover covers the opening so that a part of the opening forms a mounting portion in which the cartridge is contained. When a region of the opening covered with the cover is defined as a covered region, the covered region is larger than the mounting portion as viewed in a direction in which the cartridge is mounted to the tray.

The invention relates to the technical field of liquid crystal display, and provides liquid crystal display equipment based on a field order and a color image display method, which are used for improving the display quality of color images. In the method, one mixed color field and two monochromatic color fields form three color field distributions, the positions of the mixed color fields in each color field distribution are different, and the main colors of the mixed color fields at different positions are different, so that for each backlight partition, the distortion degree of an image block under each color field distribution can be calculated according to the content of the image block corresponding to the backlight partition, and the distortion degree of the image block under each color field distribution is calculated. The color field distribution corresponding to the lowest distortion degree is selected as the target color field distribution, dynamic adjustment of the position of the mixed color field in the three subframes of each image block is achieved, the displayed picture is made to be matched with the content of the image block, and therefore the color separation phenomenon is relieved, color distortion is reduced, and the quality of the displayed image is ensured.

A wearable display system includes one or more emissive micro-displays, e.g., micro-LED displays. The micro-displays may be monochrome micro-displays or full-color micro-displays. The micro-displays may include arrays of light emitters. Light collimators may be utilized to narrow the angular emission profile of light emitted by the light emitters. Where a plurality of emissive micro-displays is utilized, the micro-displays may be positioned at different sides of an optical combiner, e.g., an X-cube prism which receives light rays from different micro-displays and outputs the light rays from the same face of the cube. The optical combiner directs the light to projection optics, which outputs the light to an eyepiece that relays the light to a user's eye. The eyepiece may output the light to the user's eye with different amounts of wavefront divergence, to place virtual content on different depth planes.

The invention relates to the field of optical imaging and computer vision, discloses a large-view-field binocular image combination dynamic parameter adjusting system, and aims to solve the problems that a traditional head-up display is limited in view field and monochromatic display and information response are lagged. The system comprises a left and right eye image acquisition and preprocessing unit, a target positioning and trajectory prediction unit, a binocular parallax compensation and registration unit, a dynamic fusion display control unit, a color enhancement and information superposition unit, an eye movement tracking feedback unit and a parameter adaptive adjustment unit. Through binocular wide-angle acquisition, three-dimensional target prediction, sub-pixel-level image registration, panoramic stitching fusion, semantic color coding and dynamic parameter adjustment of eye movement driving, 120-degree * 60-degree distortionless panoramic display, multi-source information intelligent layered superposition and visual focus area adaptive enhancement are realized. According to the method, the air combat situation sensing efficiency and the weapon response speed are improved, and the method has high real-time performance (delay of lt, 80ms), strong environmental adaptability and engineering integration.

Disclosed is a joint denoising and demosaicking method for a color RAW image guided by a monochrome image. The method comprises: constructing a synthetic image dataset of a monochrome-color binocular camera system for training and testing of network modules; constructing an aligned guidance image generation module by utilizing a structural correlation between a monochrome image and a color image, using a clean grayscale image corresponding to the RAW image as supervision, and training the aligned guidance image generation module by using a perceptual loss function to generate a high-quality aligned guidance image; using the generated aligned guidance image to guide the joint denoising and demosaicking process of the color RAW image; and training a guided denoising and demosaicking module ensure the accuracy of the color of the denoising and demosaicking result while accurately transferring the guidance image structure.

The invention discloses a high-precision guide rail angle swing error measuring device and method based on a pen type interference principle, and relates to the technical field of ultra-precision machining and detection. The beam splitter prism is arranged in front of the monochromatic laser, the linear polarizer is arranged between the beam splitter prism and the monochromatic laser, the two cube-corner prisms are arranged on a reflection light path and a transmission light path of the beam splitter prism, the half-wave plate is arranged on an emergent light path of the beam splitter prism, the polarizing beam splitter is arranged behind a light path of the half-wave plate, and the quarter-wave plates are arranged on the reflection light path and the transmission light path of the polarizing beam splitter respectively. One light path is selected as a laser emergent window direction to arrange the plane optical flat, the reference mirror is arranged on the other light path, the Fourier lens is arranged on an emergent light path of the polarizing beam splitter, and the photoelectric detector is arranged on a focal plane. The angle swing error of the guide rail can be measured in real time in place, the measurement resolution not lower than 5 arc seconds and the RMS repeated measurement precision of 10 nm are achieved, the overall structure is simple, and installation, adjustment and maintenance are convenient.

One embodiment of the present invention sets forth a technique for combining a color image and a monochrome image. The technique includes inputting a first set of pixel values from the color image and a second set of pixel values from the monochrome image into a neural network. The technique also includes applying, via a first set of neural network layers, one or more downsampling operations and one or more upsampling operations to feature maps associated with the inputted pixel values to generate a first output image that includes a first set of color values for a first set of pixel locations in the monochrome image. The technique further includes applying a second set of neural network layers to the first set of color values to generate a second output image that includes a second set of color values that is larger than the first set of color values.

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.

This invention provides a hybrid ultraviolet and visible light source and its fabrication method. The method includes the following steps: providing a substrate, the substrate including a first region and a second region, the second region surrounding the first region; using a first mask to block the second region, and forming a first ohmic layer and a first N-type layer in the first region; using third, fourth, and fifth masks to form first, second, and third monochromatic light-emitting quantum well layers on the surface of the first N-type layer, respectively; using a second mask to form a first P-type layer, forming a white light source stacked structure; using a sixth mask to block the first region and forming an ultraviolet light source stacked structure in the second region; and simultaneously forming electrodes in both the white light source region and the ultraviolet light source region. The white light source for illumination proposed in the above technical solution does not contain phosphors or light-emitting quantum dots, and can extend its lifespan and reduce energy consumption when used in conjunction with an ultraviolet light source.

The application provides an image registration data processing method and system, relates to the technical field of image registration, and obtains a plurality of structural feature images in a plurality of monochrome laser images; according to the plurality of structural feature images, a plurality of ghosting areas with excessive eye movement are obtained, each of the ghosting areas includes a corresponding ghosting floating image and a ghosting reference image; a feature point corresponding relationship is obtained; a plurality of feature point pairs with accuracy greater than a preset threshold are obtained, feature point matching processing is performed, and a processed ghosting floating image is obtained; pixel registration processing is performed, and a region registration image is obtained; a plurality of region registration images are aligned and fused, a reference image and a floating image are combined, and a registration image is obtained. The application solves the technical problems of the prior art, such as inconsistent image offset in the image acquisition process, low whole-image registration accuracy, and the like, and achieves the technical effects of correcting the partial image offset caused by patient eye movement and improving real-time registration accuracy.

Blood glucose level measurement includes a light source configured to irradiate light to a subject; a monochrome part configured to separate wavelength components of the light that is reflected and scattered from the subject; a light receiver configured to receive the light transmitted via the monochrome part and to generate electrical signals based on the received light; and a processor configured to extract information on the blood glucose level of the subject based on a frequency shift of the light due to the Raman effect.

Provided is a high-strength fiber having excellent wear resistance. The high-strength fiber is obtained by adhering a wax and a polysiloxane having a viscosity of 5000 mPa.sec or more to the surface of the fiber, and when the surface is imaged by time-of-flight secondary ion mass spectrometry (TOF-SIMS), in a measurement region obtained from a single-color image of 256 gray scale obtained by graying the ion strength derived from the polysiloxane, the surface of the high-strength fiber is subjected to a time-of-flight secondary ion mass spectrometry (TOF-SIMS), and the surface of the high-strength fiber is subjected to a time-of-flight secondary ion mass spectrometry (TOF-SIMS). The number of pixels (excluding 0 gradation and 255 gradation) extracted as polysiloxane-derived ion attachment parts is 60% or more with respect to the total number of pixels constituting the measurement region.

The invention discloses a device and a method for synchronously detecting the focal length and the surface topography of a micro-lens array, which can realize synchronous detection on the focal length and the surface topography of the micro-lens array through a set of system, realize mutual matching between two parts of results and greatly shorten the detection time. The device comprises a first monochromatic laser light source (1), a first collimating lens (2), an attenuation sheet (3), a reflector (4), a microlens array sample (5), a microscope objective (6), a barrel lens (7), a first quarter-wave plate (8), an area array detector (9), a first monochromatic optical filter (10), a second monochromatic laser light source (11), a second collimating lens (12), a linear polarizer (13), a beam splitter prism (14), a polarization beam splitter prism (15), a second quarter-wave plate (16) and a reference lens (17). A third quarter-wave plate (18), a second monochromatic optical filter (19) and a polarization camera (20).

The invention discloses an in-situ ultraviolet and visible spectrophotometer with high measurement precision, and relates to the technical field of ultraviolet and visible spectrophotometers, the in-situ ultraviolet and visible spectrophotometer comprises a bottom shell, an optical unit is arranged on the inner wall of the bottom of the bottom shell, and a light source module and a monochromator are arranged in the optical unit; the top of the optical unit is fixedly connected with an operation platform through a supporting rod, the top of the operation platform is provided with a motor mounting frame, the top of the motor mounting frame is provided with a linear motor, the output end of the linear motor is connected with a lifting fixing plate, and the lifting fixing plate is of a Z-shaped structure. The end, away from the linear motor, of the lifting fixing plate is connected with a light shield, and the top of the light shield is provided with an optical fiber clamping frame. According to the method, result deviation caused by dilution multiple estimation errors in a traditional method is avoided, the dilution frequency of the high-concentration sample is reduced, reagent consumption and waste liquid generation are reduced, and the method conforms to the green analytical chemistry concept.

The utility model provides a double-color ultra-miniature microscopic imaging system, which solves the problem that the accuracy and effectiveness of data cannot be judged by the existing single-color fluorescence recording, and adopts the main scheme that the double-color ultra-miniature microscopic imaging system comprises a video acquisition card, a double-color ultra-miniature microscopic imaging mirror body, a multi-core optical fiber bundle, an LED (light-emitting diode) driving circuit, a digital signal acquisition card and a switching power supply, the video acquisition card is electrically connected with the LED driving circuit and can be communicated with computer acquisition software to distinguish odd frames and even frames by taking image frames as units and synchronously control corresponding light source signals, and the double-color ultra-miniature microscopic imaging mirror body is used for emitting two excitation lights and collecting and imaging fluorescence models. The multi-core optical fiber bundle is used for coupling two kinds of exciting light into a light source and connecting the light source to the two-color ultra-miniature microscopic imaging mirror body, and the LED driving circuit is used for receiving a control signal of the video acquisition card so as to realize synchronization of on-off of the exciting light and image frames.

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.

A micro LED display panel (220) includes: a micro LED chip (240) disposed at a first end of a flexible printed circuit (FPC) board (2203) and configured to provide a monochromatic image; and the connector (2205) is arranged at the second end of the FPC board (2203) and is used for communicating with the micro LED chip (2204) through the FPC board (2203).

The present invention relates to a polycyclic aromatic derivative compound and an organic light-emitting device using the same. The polycyclic aromatic derivative compound according to the present invention is used for an organic layer in a device, and thus can realize a highly efficient organic light-emitting device, and thus can be industrially and effectively used for various display devices such as flexible displays and lighting apparatuses, such as monochromatic flat panel lighting or white flat panel lighting and monochromatic flexible lighting or white flexible lighting.

A method of printing an image from a printhead module having a plurality of horizontal rows of nozzles. Each row of nozzles has a main row portion and a corresponding drop row portion vertically offset from the main row portion. The method includes the steps of determining a predetermined delay for the drop row portions based on the offset, a print speed, and a print resolution; assigning dot data for an image row to respective rows of nozzles based on the print speed and the print resolution, sending first dot data for each main row portion and second dot data for each drop row portion to the printhead module; and firing nozzles from the main row portions and the drop row portions in a predetermined order. Each drop row portion is fired independently of its corresponding main row portion and is delayed relative to its corresponding main row portion by the predetermined delay.

The projection optical path comprises a triple light source system emitting a first converged light and a single light source system emitting a light with a monochromatic wavelength. The triple light source system comprises a second converged light converged with a light with a first wavelength to form the first converged light. The single light source system comprises a third light source. The light with the first wavelength, the light with the second wavelength, and the light with the third wavelength are respectively one of red light, green light, blue light, a wavelength range of a light with a fourth wavelength is within a wavelength range of the red light. The wavelength of the light with the fourth wavelength is defined as λ1; the wavelength of the red light among the lights with the three wavelengths is λ2, and λ1≠λ2.

The invention discloses an intelligent control method and system for optical coating equipment, relates to the field of intelligent control of the optical coating equipment, is used for improving the coating precision and stability of a complex multi-layer film system, and comprises the following steps: obtaining recorded data; the recorded data comprises a real-time optical signal intensity value output by an optical film thickness monitoring system in a film coating process and a deposition parameter of a current layer; determining a drift difference value according to the recorded data, and determining a drift rate according to the drift difference value; pre-judging the total drift amount of the optical film thickness monitoring system in the future deposition process according to the drift rate and the remaining layer number to be deposited; and according to the total drift distance, adjusting target optical thicknesses of the current layer and the subsequent layer, evaporation process parameters and an end point judgment basis of a monochromatic monitoring signal.

This application provides an electrochromic display device, comprising: a substrate; a thin-film transistor array circuit layer formed on the substrate; a transparent electrode layer formed on and electrically connected to the thin-film transistor array circuit layer; an electrochromic layer formed on the transparent electrode layer; an electrolyte layer formed on the electrochromic layer; an ion storage layer formed on the electrolyte layer; and a transparent counter electrode layer formed on the ion storage layer. The ion storage layer is made of an electrochromic material and can switch between a transparent state and a black state under voltage control. The electrochromic polarity of the ion storage layer is the same as that of the electrochromic layer. The electrochromic display device provided by this application improves the problem of color gamut reduction caused by incident light mixing in emitted light during monochrome display.

This application discloses a method, apparatus, device, and computer-readable storage medium for image foreground segmentation, particularly relating to foreground segmentation of circular regions in images displaying circular regions of different colors. The method establishes a labeled information database based on the circular region image with labeled information, processes the information to obtain a threshold range corresponding to the target pixel region in the color space, and then accurately separates the monochrome circular particle foreground images from the user-provided image based on this threshold range. Each monochrome particle image is segmented separately to obtain monochrome particle foreground segmentation results. Finally, the multiple monochrome circular particle foreground segmentation results are fused to obtain the foreground segmentation result of the multi-dimensional circular region image. This method has higher recognition efficiency and better noise tolerance compared to the traditional watershed algorithm.