104results about How to "Does not affect clarity" patented technology

The invention relates to a method and a system for making a traffic sign marking. The traffic sign marking comprises a traffic sign and a traffic marking, and also traffic facilities; a laser generator is used for generating laser to form three-dimensional or two-dimensional traffic sign marking, and the laser beam generated by the laser generator can be adjusted to change the traffic sign marking. By adopting the method and the system, the vacant lane in the opposite direction can be utilized to relieve the pressure of traffic jam sections and solve the problem that traffic jam appears in the downtown direction and less cars go in the uptown direction when people go to work, and the traffic jam appears in the uptown direction and less cars go in the downtown direction when people get off work.

The invention discloses a picture presentation method, a picture storage method, a picture presentation device and a picture storage device. The picture presentation method includes acquiring a font file of a to-be-presented picture from a server or a preset magnetic disk, wherein a vectorgraph file of the to-be-presented picture is converted into the font file in advance; reading the font file; presenting a picture corresponding to the font file. The picture storage method includes acquiring the vectorgraph file of the to-be-presented picture; importing the vectorgraph file into font editing software; encoding the vectorgraph file in the software according to a preset encoding format, and storing the encoded vectorgraph file into the font file corresponding to the encoding format; storing the font file into the server or the preset magnetic disk. Compared with the prior art, the picture presentation method, the picture storage method, the picture presentation device and the picture storage device have the advantages that one vectorgraph file corresponds to one font file, and definition of the font file cannot be affected even if the size of the font file is adjusted optionally, so that picture file management efficiency is improved and definition of pictures of terminals is guaranteed.

The invention discloses a writing brush handwriting drawing method, device and equipment and a readable storage medium. The method comprises the steps of receiving writing operation used for drawing writing brush handwriting on a touch-sensitive surface; obtaining a plurality of sampling points according to the writing operation; drawing handwriting units corresponding to the predetermined numberof sampling points for each predetermined number of continuously acquired sampling points; and displaying the handwriting units so as to generate the writing brush handwriting according to the drawn combination of the plurality of handwriting units. By implementing the method, writing brush handwriting drawing which is high in efficiency, free of sawteeth and free of distortion and can be freely zoomed can be achieved.

The present invention discloses an image processing method and apparatus. According to one embodiment of the present invention, the method includes the following steps that: whether an image to be processed requires pseudo color correction processing is determined; if it is determined that the image to be processed requires the pseudo color correction processing, the characteristics of each pixel in the image to be processed are determined according to the color component values of each pixel in the image to be processed, and pixels to be subjected to pseudo-color correction and pixels which do not require pseudo-color correction are determined according to the characteristics of each pixel in the image to be processed; and the pixels to be subjected to pseudo-color correction are corrected according to the characteristics of the pixels to be subjected to pseudo-color correction, so that a corrected image of the image to be processed can be obtained. According to the image processing method and apparatus provided by the embodiments of the invention, the pixels to be subjected to the pseudo-color processing are corrected, a pseudo-color phenomenon can be eliminated or alleviated under the premise that the definition and color of the image are not affected, and the subjective feelings of the eyes of people can be improved.

The invention provides a camera suitable for all-weather use, comprising an image sensor (1) and a filter (2) arranged at the front of the image sensor (1). The filter (1) comprises a high-pass filter (21). The invention is characterized in that the filter (2) also comprises a low-pass filter (22) and thus the infrared rays or visible lines can be selectively filtered. The invention has the advantages that the invention can switch filters according to the light variations in different working environments of the camera, reducing the influence of light interference from different environment on picture and producing more real and clear pictures; besides, when working under an infrared lamp at night, the invention by adopting the low-pass filter can eliminate the influence of visible lights on pictures, making the pictures more uniform; the overall picture clarity will not be influenced even under the radiation of strong light source.

The invention discloses an automobile with a camera and a cleaning brush. The automobile includes an automobile body, the camera, the cleaning brush, and a spraying nozzle; the camera is arranged on the tail of the automobile body; the cleaning brush is arranged under the camera; the spraying nozzle is arranged above the camera; the spraying nozzle can spray water; and the cleaning brush can swing from left side to right side. The beneficial effects of the invention are that dirt on a surface of the camera can be cleaned through water sprayed by the spraying nozzle and left-to-right swinging of the cleaning brush, and then it is ensured that the camera is clean and the definition of the camera is not influenced.

The invention discloses an infrared image cross grain removing processing method and processing device, and a storage device. The infrared image cross grain removing processing method comprises the following steps: acquiring an airspace cross grain value of a current frame airspace basic image of a current frame infrared image, and subtracting the airspace cross grain value of the current frame airspace basic image from a pixel value of the current frame airspace basic image to obtain a current frame airspace cross grain-removed basic image; obtaining a current frame time domain basic image and a previous frame time domain basic image, and obtaining a time domain cross grain value of the current frame time domain basic image according to the current frame time domain basic image and the previous frame time domain basic image; and performing anti-pollution processing and dynamic and static weight processing, and subtracting the anti-pollution processing and dynamic and static weight processing time domain cross grain value of the current frame of time domain base image from the pixel value of the current frame of space domain cross grain-removed base image to obtain an output imageof the current frame of infrared image. According to the scheme, the output image can have good definition and has no smear.

The invention relates to the technical field of liquid crystal displaying, in particular to an easy thermal erasing type liquid crystal membrane writing board and a preparation method. The easy thermal erasing type liquid crystal membrane writing board comprises a PET transparent thin membrane with the single side coated with ITO, a liquid crystal thin membrane and a PET non-transparent black thinmembrane with the single side coated with ITO from top to bottom; the sides of conducting layers of the PET transparent thin membrane with the single side coated with the ITO and the PET non-transparent black thin membrane with the single side coated with the ITO are coated with insulating layers. Words written on the easy thermal erasing type liquid crystal membrane writing board can be completely removed under the lower voltage condition; the easy thermal erasing type liquid crystal membrane writing board can be packaged in rolling, and conveniently transported; the erasing and writing temperatures are low, the words can be reserved clearly at 0-4 DEG C, and the words written on the liquid crystal membrane writing board can be completely erased at the temperature between 45-60 DEG C.

The invention relates to a scanner having functions of digital copyright protection and scan source tracing, comprising: a digital watermark creating module for creating a digital watermark; a discrete cosine transform module for processing scan data to prepare for subsequent watermark embedding; a digital watermark embedding module for embedding the digital watermark into a scan data; and a discrete cosine inverse transform module for hiding the digital watermark. The scan method comprises the following steps of: creating a digital watermark based on the scan associated information as a resource mark; calling the scan data of the discrete cosine transform process, adding the digital watermark into a discrete cosine transform frequency domain space; embedding the digital watermark after the chaotic process into a scan data; and calling a discrete cosine inverse transform to hide the digital watermark.

The invention relates to an LED display method, an LED display unit array, and a display control device. The LED display method comprises steps: an inputted original image is received; sub pixel down sampling is carried out on the original image to obtain multiple sub pixel color data corresponding to each LED display unit; complementary color processing is carried out on the multiple sub pixel color data of the multiple LED display units to obtain multiple sub pixel color data after complementary color processing for each LED display unit; and according to the multiple sub pixel color data after complementary color processing for each LED display unit, a first color LED, a second color LED and a third color LED which are arranged in a triangle mode in the corresponding LED display unit are driven for image display respectively. In view of the layout of physical sub pixels (LED) arranged in a one red-one green-one blue cellular mode, the sub pixel down sampling technology and the sub pixel color data complementary color processing algorithm are combined for image display, and the brightness resolution of the display screen can be effectively enhanced.

The invention discloses an intelligent dimming automobile film, which relates to the technical field of intelligent dimming automobile film preparation. The intelligent dimming automobile film sequentially comprises a wide-viewing-angle optical film layer, a colorless or colored PET conductive film layer, a polymer dispersed liquid crystal layer, a colorless or colored PET conductive film layer, amounting adhesive film layer and a PET release film layer from outside to inside. The intelligent dimming automobile film has the advantages of being good in safety, capable of being used under safevoltage and the like, and can be used for windows and skylights on the two sides of various types of automobiles.

The invention relates to the field of desktop virtualization, and particularly relates to a method for improving an image data transmission speed. The method comprises the following steps: collecting image data; compressing the image data; encoding the compressed image data; transmitting the encoded image data to a virtual machine; and analyzing the encoded image data by the virtual machine. On the basis of using a high-definition image device based on a desktop cloud USB port redirection mode, the high-definition image data collected by a client are compressed, so that when the client transmits the image data to the virtual machine, the data transmission amount is reduced temporarily, and the compressed image data are encoded to form a specific signal orgniazation form that is unlikely to interfere and can be restored from a transmission error, thereby improving the transmission reliability; after the virtual machine receives the image data transmitted by the client, the virtual machine analyzes the encoded image data into the image data of a high-definition image for output; and thus the transmission speed of the image data is improved without affecting the definition of the image.

The invention discloses a method and a device for inverting a visible image of a remote sensing image in a bare place. The method comprises the following steps: preprocessing original remote sensing data to obtain a test image of a target geographic area and an RGB image of the target geographic area; performing pixel-level semantic segmentation on the test image of the target geographic area by using the first classification network model; performing region contour selection on the test image after semantic segmentation by using a second classification network model; and aligning and superposing the selected region contour to a corresponding position on the RGB image of the target geographic region. The device comprises a preprocessing unit, a semantic segmentation unit, a contour selection unit and a contour output unit. The method and device fully automatically draw the bare land inversion graph, save a large amount of manpower, have generalization, and can be made into an interface to be popularized to various cities. Full-vector diagram drawing is carried out, the definition of contours and numbers cannot be influenced by zooming in and zooming out of the drawn diagram, and the diagram is clearer than an Arcgis manually drawn diagram.

The invention discloses a live broadcast method at a dynamic viewing angle of 0-360 degrees. The method comprises the following steps: firstly, acquiring a 360-degree panoramic image through a 360-degree panoramic camera; then, cutting the 360-degree panoramic image; reserving a required visual angle scene of any angle between 0 degree and 360 degrees as a visual area; replacing the cut image datawith black, setting the black image data as a shielding area, transmitting the data of the visible area part and the data of the shielding area part to a cloud server after the data of the visible area part and the data of the shielding area part are encoded by an encoder for video encoding, and obtaining a viewable video at any angle between 0 degree and 360 degrees through video decoding and 360-degree video rendering. The 360-degree panoramic camera is used for collecting 360-degree videos, the videos at any angle of 0-360 degrees are achieved through a video cutting and filling algorithmand a video center point moving algorithm, then 360-degree impression experience is achieved through a video encoding and decoding technology, the phenomena of image splicing, ghosting and the like can be avoided, and the impression of a user is improved.

The invention discloses a flower black tea food as well as a preparation method and application of the food. The flower black tea food is prepared by the following steps: by taking plant flowers and black tea as raw materials, performing ultrafine grinding on flowers, mixing the flower powder and black tea powder in percentage by weight: 5-50% of flower powder and 50-95% of black tea powder, grinding, mixing and performing solid biological fermentation, performing water extractionthree times, performing centrifugal separation, filtering, merging the filtrate, concentrating to prepare a concentrated solution, and sterilizing, thereby obtaining the product. According to the preparation process disclosed by the invention, the defects in the prior art can be overcome, so that the dissolution rate is high, the conversion efficiency is high, losses are small, the utilization rate of the flowers and black tea is high, more new nutrition and functional components can be produced due to a biochemical reaction in the biological fermentation process, the application effects of the product are enhanced, the taste is improved, the quality is improved, and novel raw material products are provided for processing industries such as food products, condiments, soft drinks, wine processed products, nutrient supplement products, cosmetics and the like.

The invention discloses a liquid crystal display device and a manufacture method thereof, which relate to the field of liquid crystal displays and solve the problem that the traditional liquid crystal display devices with touch functions influence the brightness, the contrast and the definition of display frames. In the embodiment of the invention, a signal wire and a light-induced thin film transistor are additionally installed in the liquid crystal display device, and the light-induced thin film transistor is provided with an auxiliary spacer which has the gap with the light-induced thin film transistor; the surface of the auxiliary spacer is provided with a reflection layer, wherein the the drain electrode of the light-induced thin film transistor needs to be input to the signal wire, whereas the grid electrode and the source electrode of the light-induced thin film transistor are respectively connected to a grid electrode scanning line. The liquid crystal display device and the manufacture method thereof are mainly used for the liquid crystal displays, in particular to the liquid crystal displays with the touch functions.

The invention provides a combined type body posture pad for operation, and belongs to a body posture fixing device. The combined type body posture pad for operation comprises a head fixing member, a cervical vertebra holder and a shoulder pad, wherein the head fixing member, the cervical vertebra holder and the shoulder pad are made of polyurethane gel, the head fixing member if of a circular shape, the hollow part of the head fixing member corresponds to a cranium occipitalia, the bottom of the cervical vertebra holder is planer, the top of the cervical vertebra holder is of a cambered surface, a concave holding surface is arranged on the top center of the cervical vertebra holder, and the shoulder pad is cylindrical. An aseptic cover is arranged on the external of each of the head fixing member, the cervical vertebra holder and the shoulder pad. The combined type body posture pad, when used in a body posture placing process for an anterior cervical operation, has the advantages of being convenient for use, being firm for fixing a neck portion and being light in skin compression. The comfort level and operation convenience for a surgeon are improved.

The invention discloses a medical sterilization lubricant, which is prepared from the following raw materials by mass: 1-20% of glycerin, 0.5-10% of carbomer, 5-25% of polyethylene glycol, 0.01-1% ofpreservative, and the balance of purified water. The invention further discloses a preparation method of the medical sterilization lubricant. According to the present invention, by optimizing the components and the contents, the product has the moderate and uniform lubricating property through the synergistic effect of various components, can reduce the damage on tissues and mucous membranes in endoscopy, does not contain gas bubbles, has characteristics of transparent appearance, no influence on microscopic examination vision field clarity, excellent water solubility, easy rinsing, safety, notoxicity and no irritation, and can be cleaned with cold water, wherein the biocompatibility of the product meets the requirements of GB/T 16886.11-2011 and the detection requirements of U.S. NAMSA company.

The invention provides an image processing method, an image processing device, a mobile terminal and a computer readable storage medium. The image processing method comprises the following steps: acquiring a first image shot by a first camera and a second image shot by a second camera, wherein the first camera is a camera provided with an optical image stabilizer (OIS) device, and the first imageis an image shot when the OIS device operates; according to the first image, the second image as well as a moving direction and a moving distance of the OIS device, calculating depth information of the first image; and according to the depth information, carrying out blurring processing on the first image. The image processing method provided by the invention can enable a picture shot by a user and with blurring effect to avoid an imaging blooming phenomenon caused by shaking of hands of the user, and definition of a focusing position is improved.

The invention discloses a zoom iris recognition lens, and belongs to the field of biological recognition. The zoom iris recognition lens sequentially comprises a first lens group, a second lens group,a third lens group, a diaphragm and a fourth lens group from an object side to an image side, wherein the first lens group is a front fixed group with positive focal power; the second lens group is azoom group with negative focal power; the third lens group is a compensation group with positive focal power; and the fourth lens group is rear fixed groups with positive focal power. The positions of the front fixed group and the rear fixed group are relatively fixed, zooming is achieved through movement of a zooming group along an optical axis, image surface drifting caused by movement of the zooming group is compensated through movement of a compensation group along the optical axis, and the image surface is ensured to be kept unchanged in the whole zooming process, which means that the total optical length of the lens is kept unchanged. According to the zoom iris recognition lens, the iris acquisition flexibility can be higher, and uniform zooming can be realized in a working range of210-630mm. And high-quality iris images can be acquired at each focal length in a relatively large working range.

The invention discloses a video signal processing device and a method thereof. After the video signal processing device converts various audio and video signals received thereby into a signal in a specific type, the video signal processing device outputs the signal to display equipment. The video signal processing device comprises a master control unit, an output unit, a signal input unit, a user control unit and a master control auxiliary unit, wherein the master control unit is a master control chip; the output unit is a chip transmitting codes of the signal in the specific type; the signal input unit supports input of various types of audio and video signals; the user control unit supports users to control the video signal processing device; and the master control auxiliary unit comprises a plurality of memories for saving corresponding data information.

The invention belongs to the technical field of organic silicon heat-conducting gaskets, and particularly relates to a low- volatility heat-conducting gasket and a preparation method thereof. According to the preparation method, the content of organic silicon monomers D4-D10 is controlled to be below 300ppm by selecting raw material resin, a heat-conducting filler is used after being baked at hightemperature, and loose and porous gas-phase silicon and a chain extender are added to react with small molecules, so that the heat-conducting gasket with low volatility is prepared. When the obtainedgasket is baked at 150 DEG C for 24 h, the weight loss is smaller than 0.03%, and the gasket can be successfully applied to the fields of monitoring and the like. The low-volatility heat-conducting gasket is used for monitoring and in the interiors of LED lamp tubes, can play a role in heat conduction and heat dissipation, and does not affect the brightness and definition of the lamps.

The invention discloses a flower dark tea food, and a preparation method and applications thereof. According to the preparation method, plant flower and dark tea are taken as raw materials; plant flower is subjected to ultrafine smashing, 5 to 50wt% of plant flower powder and 50 to 95wt% of dark tea powder are mixed; an obtained mixture is subjected to smashing, mixing, solid state biological fermentation, three times of water extraction, centrifugation, filtering, filtrate clathration, and condensation so as to obtain a concentrate; and sterilization is carried out so as to obtain a finishedproduct. The preparation method is capable of avoiding the defects in the prior art, increasing dissolution rate, conversion rate, and flower and dark tea utilization rate, reducing loss; relatively more novel nutritional and functional ingredients are generated via biochemical reaction in biological fermentation; product using effect is improved; mouthfeel is improved; quality is increased; and novel raw material products are provided for the processing industries of food product, flavouring, soft drink, wine product, nutritious supplementary, and cosmetic.

The invention provides a stereoscopic advertising board, belongs to the technical field of media tools and solves such technical problems that the existing advertising board is poor in advertising effect. The stereoscopic advertising board comprises a column and a circular information panel disposed at the upper end of the column. A refraction box is disposed on the outer side of the information panel. A sealed medium cavity is fixed in the refraction box. The thickness of the medium cavity increases gradually. Medium in the medium cavity is water. A first gear is fixed at the lower end of the information panel and is fixed on the column through a bearing. A motor is further fixed on the column. A second gear meshing with the first gear is fixed on an output shaft of the motor. The stereoscopic advertising board has the advantages of low cost and effectiveness in advertisement.

The invention discloses back coating liquid for a thermal transfer printing carbon ribbon and a thermal sublimation carbon ribbon and a preparation method thereof. An effective component of the back coating liquid is nitrocotton and the mass percent of the nitrocotton is 1 to 20 percent; specifically, the components are as follows in parts by weight: 2 to 15 parts of the nitrocotton, 1 to 10 partsof a lubricant, 77 to 98 parts of an organic solvent and 2 to 8 parts of an auxiliary agent. A carbon ribbon back coating is a place where a carbon ribbon is in direct contact with a printing head ofa printing machine. The back coating liquid has the effect that the printing head is protected in a carbon ribbon (at a wound state) unfolding process and excellent heat conductivity is provided, sothat ink can be transferred to a medium, and the formation of static electricity which is harmful to the printing machine and an operator of the printing machine is reduced, and furthermore, the service life of the protection head is prolonged.