88 results about "Light painting" patented technology

The invention discloses a mobile terminal and a shooting method thereof. The shooting method includes the steps that after shooting is started, a camera continuously collects image data; additive operation is carried out on the current image data and previous image data to generate a composite image; the composite image is displayed in real time. Thus, time exposure can be simulated through the image addition technology, a light painting shoot function is added to the mobile terminal, a user can carry out artistic creation by utilizing the light painting shoot function of the mobile terminal, the creation effect can be previewed in real time, and user experience is improved; meanwhile, the collected image data are subjected to mirror image processing and then generate the composite image, the displayed composite image can be completely consistent with works actually created by a creator, the creator does not need to carry out mirror image processing on the created works in advance, the difficulty of carrying out the light painting creation by the user is reduced, and the user experience is improved.

The invention discloses a shooting method and device. The shooting method comprises the following steps: acquiring an image during shooting, and synthesizing the currently-acquired image and a current basic image into a synthetic image which is taken as a basic image in next synthesis; caching synthetic images synthesized during shooting; and extracting a corresponding synthetic image from the cached synthetic images to serve as a current basic image according to an operation instruction of a user in order to return a shooting schedule to a shooting state displayed by the extracted synthetic image. By adopting the shooting method and the shooting device, the contents of a certain shot part are erased or deleted, real-time modification of optically-drawn images is realized, a user can complete one optical drawing action in multiple times, a more perfect and complex effect is achieved, the optical drawing creation effect is improved, and the user experience is improved.

The invention discloses a method for shooting a light painting video. The method includes the following steps of unceasingly collecting light painting images through a camera after shooting starts, intermittently reading the light painting images, generating a synthesized image according to the current light painting image and the collected light painting images, grabbing the synthesized image, conducting video coding on the grabbed synthesized image, and generating the light painting video according to the synthesized image processed through video coding. The invention further discloses a mobile terminal. By means of the method and the mobile terminal, the video displaying the running process of a light source can be shot through a shooting device; or the method and the mobile terminal can be applied to similar application scenes; the requirements of users for diversification are met; user experience is improved. Meanwhile, due to the fact that the synthesized image is coded while shooting is conducted, the generated synthesized image does not need to be stored; thus, the size of a video file obtained through shooting can not be too large, and storage space can not be occupied too much.

An image processing method, device and equipment are disclosed. The method includes sequentially acquiring N frames of images which are images captured by photographing a motion of a light source in a preset background by a photographing device, with the N being an integer greater than or equal to 2; and when the i-th frame image in the N frames of images is acquired, combining the light source image information in the i-th frame image with the light source image information extracted from each of the images in the previous i-1 frame images to obtain a first motion trail of the light source and displaying the first motion trail of the light source, with the i being more than 1 and not more than N. An image drawn by a user can be displayed in real time through the method, so that a user can preview a light painting image drawn by the user, thus achieving an effect of drawing while watching, and improving flexibility of light painting photographing.

The present invention discloses a photographing method and a photographing device, the photographing method comprising steps as follows: continuously acquiring images; reading captured images, and identifying light-painting regions in current read images; extracting the light-painting regions and overlapping onto corresponding positions of a basic image for image synthesis so as to generate a synthetic image, and using the synthetic image as the basic image for following image synthesis; capturing the synthetic image and conducting coding process on the captured synthetic image; and generating the image data after coding process into a video file after the photographing is completed. Since only the light-painting regions are overlapped and synthesized, other highlight regions in the image would not appear in the synthetic image, thereby the synthetic image would not be contaminated. Therefore, the final synthetized image can record a clear light-painting track, realizing photographing of light-painting videos in a bright photographing environment, expanding the application scenarios for light-painting photography, meeting the needs of users for light-painting whenever and wherever and improving user experiences.

The invention provides a micro-strip omnidirectional antenna used for mobile communication, which takes a micro-strip lead and a micro-strip oscillator as radiation units and takes a micro-strip to serve as a matched feeding power grid. The micro-strip omnidirectional antenna used for mobile communication comprises a micro-strip radiation array (1), the micro-strip lead (2), a micro-strip feeder line (3), a micro-strip matching network (4), a micro-strip earthing line (5) and a coaxial cable head (6). The whole antenna arrays are connected into a whole by a metalized through hole. The micro-strip omnidirectional antenna is characterized in that all parts in the antenna array are connected by printed board light painting, and finally the coaxial cable head (6) is connected with the antenna array in a welding mode. Compared with the prior art, the micro-strip omnidirectional antenna has antenna consistency, stability and good electrical property. When a wave beam is inclined and the wave beam is formed, the micro-strip omnidirectional antenna has higher precision and is easier to realize.

The invention discloses a mobile terminal. After an obtaining module detects a lightpainting photographing instruction triggered by a user, an image obtained currently in a photographing view-finding frame is set to be a background image; a determination module determines a light source for lightpainting photographing in the view-finding frame, wherein the view-finding frame moves relative to the light source; a collection module collects images, relative to all positions of the view-finding frame, of the light source at a preset time interval; and a synthesis module splices the collected images, relative to all positions of the view-finding frame, of the light source into a moving track image of the light source and carries out synthesis on the moving track image of the light source and the background image to obtain a lightpainting image. In addition, the invention also discloses a photographing method. Therefore, under the circumstance that the light source is kept to be still, the view-finding frame moves to obtain the moving track image of the light source relative to the view-finding frame, so that a technical problem that the still light source can not be used for carrying out lightpainting photographing in the prior art can be solved and the using satisfaction degree of the user increases.

The invention discloses a method for manufacturing a polytetrafluoroethylene high-frequency circuit board. The method comprises the following steps of: (1) manufacturing engineering and light painting information; (2) cutting, drilling and carrying out hole metallization; (3) manufacturing surface patterns; (4) electroplating and etching; (5) carrying out surface weldability treatment; and (6) molding. The method for manufacturing the polytetrafluoroethylene high-frequency circuit board, disclosed by the invention, has the advantages that the manufacturing accuracy is high, the product quality and the work efficiency are effectively increased, and the manufactured high-frequency circuit board has stable performance.

The invention relates to an image processing technology, and especially relates to a method for enhancing a light painting effect in a background image, and a device for realizing the method. The method for providing the light painting effect, provided by one embodiment of the invention, comprises the following steps: receiving motion data of an object, the motion data relating deceleration of the object at each time and being obtained by a sensor arranged on the object; according to the motion data, determining a motion path of the object; according to light source attribute which the object is endowed with, generating a motion image of the object from the determined motion path; and synthesizing the motion image and the background image. Since a light source locus is recorded by use of the sensor arranged on the object, a high-performance camera and optimization arrangement of shooting parameters are unnecessary.

The invention discloses a method and apparatus for realizing light painting photography, and a shooting device. The method comprises the following steps: obtaining registration information by a shot infrared image; aligning multiple frames of shot visible light images by adopting the obtained registration information; and performing bright point fusion on the registered visible light images, and selecting points having the maximum pixel values in the multiple frames of visible light images to obtain a light painting image. According to the method and apparatus disclosed by the invention, the image registration is performed on the infrared image by using a static object, the registration parameters of an infrared camera are applied to a visible light camera to ensure the definition of image synthesis in light painting photography, and the user shooting experience is improved.

The invention discloses a target point calculation method for a flying probe test, comprising the steps of: S1: loading a light painting file, and obtaining design coordinates of a central point of aPCBA board bonding pad; S2: calculating a target test point and plane coordinates thereof according to the design coordinates of the central point of the PCBA board bonding pad, a pricking point typeand a device package type, and calculating a difference value between the plane coordinates of the target test point and the design coordinates of the central point of the PCBA board bonding pad; S3:calculating a deviation value of the target test point on height; S4: performing distance compensation in combination with the deviation distribution condition of the target test point; and S5: obtaining three-dimensional coordinates of the final target test point. By adopting the target point calculation method disclosed by the invention, by means of the technical means of compensating the difference value between the target test point and the central point of the bonding pad and compensating the height deviation to obtain the coordinates of the final target test point, the problem of inaccurate probe pricking point test in the prior art is overcome, and the purpose of improving the accuracy of electrodes of components and parts in the probe pricking point test is achieved.

The invention discloses a method for machining a solder mask of a circuit board through a laser. The method comprises the step of performing preprocessing, coating printing and exposure and removing an unnecessary soldering preventing green paint protection layer through the laser. The development technology is replaced by the technology of removing the protection layer through the laser, waste water is not produced, environmental friendliness is achieved, energy is saved, and production cost of enterprises can be reduced. In the exposure step, the soldering preventing green paint protection layer can be directly exposed through a high-energy UV light source, the exposure speed is high, the whole face of the circuit board is directly irradiated in the exposure process, a light painting film shade does not need to be adopted, the pre-drying and post-drying steps can be omitted, the production technology is simplified, and the production cycle of products can be shortened. In the step of removing the unnecessary soldering preventing green paint protection layer through the laser, laser dynamic scanning is adopted, an image scanned by the laser can be dynamically adjusted according to deformation of the circuit board, and the quality of the products is improved.

The invention provides a light painting shooting apparatus and method, and a mobile terminal. The method comprises the following steps: in a long exposure mode, collecting a first image through a first camera module in double camera modules, and meanwhile collecting a second image through a second camera module; when the first camera module collects the first image, determining a field depth of a light source track in the first image according to the first image and the second image; determining an actual track of a part exceeding a reference plane according to the field depth and the projection of the part exceeding the reference plane on the reference plane; and then, synthesizing the part not exceeding reference plane in the light source track with an actual track exceeding the light source track. By implementation of the light painting shooting apparatus and method provided by the invention, the influence of error track to the light painting is effectively avoided by the real-time correction of the light source track, thereby improving the light painting precision and reducing the possibility and time of post processing of the light painting.

The invention discloses a Bluetooth-controlled photography light painting device which comprises an aluminum-profile bar, an LED light bar disposed in the aluminum-profile bar, and a soft light cover which is disposed at the top of the aluminum-profile bar and seals the LED light bar. A strip-shaped connector is movably disposed below the aluminum-profile bar. A fastening knob is disposed between the lateral side of the strip-shaped connector and the aluminum-profile bar in a matched manner. A handle is connected below the aluminum-profile bar. Rubber plugs are disposed at two ends of the aluminum-profile bar. A mounting groove is formed in the bottom of the aluminum-profile bar. A controller is mounted in the mounting groove. A single-chip microcomputer circuit module is integrated into the controller. The Bluetooth-controlled photography light painting device based on a mobile phone client is simple and efficient to control, capable of painting complex patterns and animation as compared with traditional light painting modes, high in customizability, and simple to operate.

The invention discloses a light painting shooting method, a mobile terminal and a computer readable medium, and aims at lowering the shooting difficulty of light painting pictures. The light paintingshooting method comprises the following steps of receiving a drawing track of a user on a screen, and displaying the drawing track on the screen; during light painting shooting, mapping a light sourcetrack obtained by a camera to the screen in real time; when light painting shooting is finished, generating the light painting pictures from images, obtained during light painting shooting, by the camera. By means of the light painting shooting method, the mobile terminal and the computer readable medium, the effect of lowering the difficulty of shooting the light painting pictures is achieved.

The invention discloses a mobile terminal, a light-painted photograph shooting device and a method. The mobile terminal comprises a touch screen presenting preset multiple background brightness grades, a processor used for receiving a background brightness grade selected by a user, looking up the shooting exposure time of each photograph in a preset data table according to the background brightness grade, and a camera used for receiving the exposure time sent by the processor and shooting photographs according to the exposure time, wherein the multiple photographs acquired through shooting are synthesized through the processor into one light-painted photograph and then sent to the touch screen, the light-painted photograph is displayed by the touch screen, and the shooting exposure time of each photograph corresponding to different background brightness grades is stored in the preset data table. Through the mobile terminal, problems that background highlight of a light-painted photograph expected by a user and not just single dark background during light-painted photograph shooting to satisfy diversity demands of the user can not be realized in the prior art are solved.

The invention discloses a method and a device for generating PCB manufacturing sheet information. The method includes: on the drilling layer of a light painting layer, selecting PCB design requirements related to current PCB design from all loaded PCB (printed circuit board) design requirements; loading the selected PCB design requirements to generate the manufacturing sheet information of current PCB design. By the arrangement, the method has the advantages that a large amount of time consumed in manual input during manufacturing sheet information manufacturing, and manufacturing sheet information missing caused by manual input is avoided.

An invisible television wall comprises a television shielding part, a television placement area and a control switch. The television shielding part is a light cuboid baffle of a wall face or wallpaper same as a wall, a light integrated painting with a frame can be selected, a light painting capable of being divided into an upper part and a lower part or a left part and a right part can also be selected, and the overall area of the baffle needs to be larger than the area of the television placement area. A rack is installed on the back side of the television shielding part, a gear matched with the rack is installed on the wall, and the television shielding part can slide to a specified position through the arrangement of the gear and the rack. The television placement area is a concave area in the wall. A liquid crystal television is fixed to the inner wall of the television placement area through a connection rod device, the liquid crystal television can enter and get out of the television placement area, and the height of the liquid crystal television is adjustable. When people do no need to watch the television, the wall is a tidy and clean wall or a wall where a painting is hung. When people watch the television, the control switch is started, the television shielding part is removed, and the liquid crystal television gets out of the television placement area and is adjusted to a proper position.

The invention provides a PCB light painting file processing method. The PCB light painting file processing method includes the steps that 1, a PCB light painting file is preprocessed; 2, whether a bonding pad is connected with routing copper skin or not is detected, and if yes, S3 is executed; 3, the solder resist shape of the joint of a solder resist layer of the light painting file and the bonding pad is modified. The invention further provides a PCB light painting file processing system. According to the technical scheme, the designed PCB light painting file is modified, a solder resist is excavated at the joint of the solder resist layer, the bonding pad and a wire along the arc shape of the bonding pad, the windowing area of the wire connected with the bonding pad is reduced, the increase area of the bonding pad is minimal, and the shape of a new bonding pad is closer to the shape during design. By means of the method, under the condition that the tin discharge amount of the bonding pad is fixed, the pseudo soldering rate of pins during welding is reduced, the precision difference of the solder resist process is increased, and resource waste caused by the problem of pseudo soldering is reduced.

The invention discloses an image processing method and apparatus, and a terminal. The method comprises the following steps: obtaining a watching visual angle; obtaining prospect areas of initial images in an initial image set; according to the watching visual angle, generating a three-dimensional optical plotting object by use of the prospect area of each initial image; obtaining a background graph generated by use of the initial images; and synthesizing a three-dimensional imaged image of an optical plotting prospect portion on the background graph so as to obtain a three-dimensional optical plotting image.

A shooting method and a shooting device are disclosed. In general, the shooting method includes the following steps: continuously capturing images; reading a captured image of the captured images and searching in the current read image according to a predetermined criteria to identify a Light Painting region of the current read image; and extracting the Light Painting region and merging the Light-Painting region and a corresponding position of a base image to achieve a synthesized image, and using the synthesized image as a base image for next image synthesis. Since only the Light Painting region is merged and synthesized, and other light spot regions in the image would not appear in the synthesized image, and it would not contaminate the synthesized image, a clear Light Painting trajectory can be recorded in the finally synthesized image.

The invention discloses a backdrill inspection method. The backdrill inspection method comprises steps of loading a backdrill design file; acquiring coordinates and the setting information of a backdrill identification point in the backdrill design file; judging whether a through hole exists in the coordinates of the backdrill identification point and whether coordinates of the through hole are consistent with the coordinates of the backdrill identification point; in response to the fact that the through hole exists and the coordinates of the through hole are consistent with the coordinates ofthe backdrill identification point, obtaining an electrical layer meeting a preset condition; judging whether the setting information of the backdrill identification point is correct or not accordingto the electrical layer set in the backdrill design file and the electrical layer meeting the preset condition; and marking the backdrill identification point in response to the incorrect setting information of the backdrill identification point. The invention further discloses a system, computer equipment and a readable storage medium. The backdrill inspection method all the identification points on all the backdrill light painting layers on the PCB can be automatically checked one by one, so working efficiency is greatly improved.

The invention discloses an aluminum-based circuit board manufacturing method for preventing oil dropping caused by direct etching. The method comprises a first step of manufacturing a light painting template, a second step of cutting and drilling, a third step of manufacturing a surface pattern, a fourth step of etching, a fifth step of performing solder mask, character and surface solderability treatment, and a sixth step of forming. The method of the invention is high in manufacturing precision and effectively improves the product quality and working efficiency, and a aluminum-based circuit board manufactured by the method has stable performance.

The invention discloses a shooting control method and device, and a computer readable storage medium. The method comprises the following steps: initiating a light drawing shooting start instruction bya portable device; then, obtaining a real-time preview image of the light drawing shooting; thereafter, displaying the real-time preview image in a screen of the portable device deviating away fromthe light drawing shooting lens side; and finally, initiating a light drawing shooting termination instruction by the portable device. A humanized shooting control scheme is realized, the problems that the shooting steps are cumbersome and the imaging quality is poor when the conventional mobile phones and the like perform the light drawing shooting are avoided, the interestingness of the shootingprocess is improved, and the user experience is enhanced.

The invention discloses a method and a device for implementing painting with light and shooting equipment. The method comprises the steps of: acquiring the pixel value of each pixel of each frame of shot image; for each pixel, calculating the pixel difference between the adjacent frames of image respectively; and according to the obtained pixel difference and a preset light source threshold, determining each pixel as a light source or a background pixel, and reducing the pixel values of the background pixels. By distinguishing the light sources from the background pixels and reducing the pixel values of the background pixels, the contrast effect of the locus of light and the background is increased, so that the background of the image becomes dark, the effect of night painting with light is realized in the scene of too strong light by day, the application scene of painting with light is expanded, and the user shooting experience is improved.