44results about How to "Avoid visual distractions" patented technology

The invention provides a system and method for percutaneous energy delivery in an effective, manner using one or more probes. Additional variations of the system include array of probes configured to minimize the energy required to produce the desired effect.

The invention provides a system and method for percutaneous energy delivery in an effective, manner using one or more probes. Additional variations of the system include array of probes configured to minimize the energy required to produce the desired effect.

The invention provides a system and method for percutaneous energy delivery in an effective, manner using one or more probes. Additional variations of the system include array of probes configured to minimize the energy required to produce the desired effect.

The invention provides a three-dimensional display device and a control method thereof. The three-dimensional display device comprises a rotary shaft and at least one display assembly. The display assembly is fixed to the rotary shaft, and the display assembly comprises at least three display surfaces, wherein at least one display surface is configured to be opposite to the rotary shaft in the radial direction of the rotary shaft. On the premise that the rotation speed is unchanged, the display assembly at least comprises three display surfaces, wherein each display surface is provided with aplurality of plane pixels, and a larger number of three-dimensional pixels can be generated in unit time, so that the frame number of the three-dimensional images displayed in unit time is increased,and the display effect is enhanced; and on the premise that the voxel quantity of the three-dimensional images is unchanged, the rotation speed of the display assembly can be further improved, so thatthe refresh rate is improved, and the display effect is enhanced. Due to the fact that the side surface parallel to the thickness direction of the display assembly is configured as a display surface,and the display surface is used for displaying images, so that the visual interference of the original side surface to a user is avoided, and the display effect can be enhanced.

The invention relates to a webpage document watermark embedding method and device. The method comprises the steps that 1, when a user logs in a web browser to access a web application system page, intercepting an HTTP protocol data packet of a web application; step 2, analyzing an HTTP response header data packet in the intercepted HTTP protocol data packet to obtain HTTP response content data; 3,analyzing the HTTP response content data, and embedding watermark information by modifying the page content data; and 4, returning the page file embedded with the watermark to the browser for normalpage content analysis and page content rendering. According to the method, the embedded text traceability tracking information is visually invisible, so that visual interference caused by an existingscreen dominant watermarking technology is avoided; and meanwhile, the watermark information is embedded by taking the text content in the webpage document as a carrier, is not easy to erase manually,and can resist screen shooting or screen capture, so that the safety performance is higher.

The invention provides a head-mounted human body input apparatus spatial position and attitude measuring method. The method comprises the steps of collecting signals of an inertial sensor and first and second infrared area-array cameras; detecting whether the infrared area-array cameras detect infrared light feature structures. If infrared light feature structures are detected, a system inversely calculates spatial position and attitude parameters of a head-mounted apparatus via image information and update state parameters of the inertial sensor; if infrared light feature structures are not detected, the system measures spatial position and attitude parameters of the head-mounted apparatus according to newly-updated state parameters of the inertial sensor; finally, the system transmits the parameters to an upper computer which achieves more specific man-machine interaction operations.

The invention provides a background video control method and device for a computer video desktop. The computer video desktop is used for allowing the computer desktop backgrounds to show videos; the method includes the steps that the current computer input information is obtained; it is judged that when the current computer input information characterizes that a current computer mouse cursor is located in the blank area of the computer video desktop, and a left button of a computer mouse is clicked, the current playing states of the background videos of the computer video desktop are switched. According to the technical scheme, the individuation requirements of a user for the desktop are further met, and user experiences are further improved.

The invention discloses a road condition display method and device, a vehicle-mounted terminal and a storage medium, and relates to the technical field of vehicles. Whether a real obstacle target exists in a real-time road condition image or not is determined according to the real-time road condition image, a road obstacle analysis model and height data of an object in front of a vehicle, and theroad obstacle analysis model is formed by training a plurality of historical road condition images carrying classification identifiers in advance; if the real obstacle target exists in the real-time road condition image, the real-time road condition image is processed into a virtual road condition image; the projection equipment is controlled to project the virtual road condition image to a frontwindshield of the vehicle for display. By using the invention method and device, when a real obstacle target appears in front of a road, a driver can clearly see a visual field blind area in front ofan engine cover, so the driving direction is adjusted in time to avoid obstacles, potential safety hazards during vehicle driving are reduced, the accuracy of determining the real obstacle target is high, and visual interference to the driver during normal road condition driving is avoided.

The invention provides a background video control method and device for a computer video desktop. One background video control method includes the steps that whether a visible window exists in front of the computer video desktop or not is judged; when the judging result is that the visible window exists in front of the computer video desktop, a background video of the computer video desktop is controlled to show a static image frame. Another background video control method includes the steps that whether the computer video desktop is completely shielded or not is judged; when the judging result is that the computer video desktop is completely shielded, a background video of the computer video desktop is controlled to show a static image frame. According to the background video control method and device for the computer video desktop in the technical scheme, the playing state of the background video of the computer video desktop is controlled in a self-adapting mode according to the current opened window of a computer, user experiences are further improved, and the resource occupancy condition of the computer is optimized.

The invention provides a display method and device of a map search result. The display method comprises the steps of determining a main place and auxiliary places of the main place according to place data of a map; after a map search request is received and the search result is obtained, searching the search result for the main place; displaying the information of the found main place on a first-level node of a display page of the map search result, and displaying the information of the auxiliary places of the main place on a second-level node belonging to the information of the main place in an aggregation mode. According to the display method and device, the operation efficiency of searching for a target place can be improved, human-computer interaction operation can be reduced, and the labor cost and the machine resource cost can be lowered.

The present invention discloses an LED automatic dimming system. A controller module is electrically connected to the LED constant current driving module, and the other end is electrically connected to an A/D converter. The LED constant current driving module is electrically connected to a car LED headlamp. The A/D converter is electrically connected to a signal amplifier. A distance sensor is electrically connected to the signal amplifier, and an ambient light sensor is electrically connected to the signal amplifier. The LED automatic dimming system is based on a distance sensor, a disadvantage based on a light intensity sensor in the prior art can be effectively improved, and the visual interference of the car headlamp can be effectively reduced regardless of whether the headlamp of a car in front of a driven car is opened or not or regardless of pedestrians.

The invention relates to mobile phone which can be used for watching stereoscopic images, aiming at solving the problems that if the liquid crystal screens of the prior mobile phone which uses the images on the two liquid crystal screens to generate the stereoscopic visual effect are too close to the eyes, the eyes can not see clearly the liquid crystal screens and if the liquid crystal screens are too far from the eyes, the visual interference that one eye can see images on the two liquid crystal screens can be generated. The mobile phone is characterized by being a bar mobile phone; one of the outer surfaces of the body of the bar mobile phone is provided with two liquid crystal screens in similar size; the body of the bar mobile phone is connected with a support plates and a mirror plate; one side end of the support plate is articulated with the body of the bar mobile phone, and the other side end is articulated with the side end of the mirror plate; the mirror plate is provided with two holes in which two amplifying lenses are arranged; the support plate can be erected to support the mirror plate above the two liquid crystal screens and enable the two amplifying lenses to be opposite to the two liquid crystal screens; and the support plate and the mirror plate can be folded together to be clung to one outer surface of the body of the bar mobile phone.

The invention relates to a preparation method of an extinction soft-touch anti-fingerprint packaging material. The preparation method comprises the following steps: (1) mixing deionized water and isopropanol to prepare a diluent; (2) adding a certain amount of the diluent into waterborne polyurethane emulsion, fully and uniformly mixing, then adding a certain amount of a self-extinction waterbornepolyurethane resin, and uniformly stirring at room temperature to obtain a mixed solution I; (3) adding nano silicon oxide into the mixed solution obtained in the step (2), and fully and uniformly stirring to obtain a mixed solution II; (4) sequentially adding a surface leveling agent, a wetting agent and a slipping aid into the mixed solution II, and uniformly stirring to obtain a macromolecularwater-based coating solution; and (5) carrying out printing and coating processing on the surface of a high-transparency plastic material by using the macromolecular water-based coating solution prepared in the step (4), and then drying the coated material to prepare the soft-touch packaging material capable of eliminating the surface gloss of the material, improving the wear-resistant effect ofthe material and preventing touch fingerprint residues.

The invention provides an image processing method and device applied to a camera, and the method comprises the steps: carrying out exposure adjustment of a color image sensor based on a first originalpreview image collected by the color sensor; based on the first original preview image and a second original preview image collected by the black-white image sensor at the same moment, carrying out exposure adjustment on the black-white image sensor through an infrared light supplementing device; acquiring a first effective preview image and a second effective preview image which are collected bythe color image sensor and the black-and-white image sensor at the same time after exposure adjustment, wherein the first effective preview image clearly displays road environment information, and the second effective preview image clearly displays license plate information of vehicles running on a road; and synthesizing the first effective preview image and the second effective preview image toobtain a target image for output, thereby realizing complete monitoring of the road monitoring area and improving the monitoring effect of the camera.

The embodiment of the invention provides a determination method, device and system for a virtual mouse position. The method comprises the steps that a laser spot position of a non-visible light frequency band on a projection screen, a boundary point position of a projection image on the projection screen and a screen display resolution of a computer projecting the image onto the projection screenare acquired; and the virtual mouse position is obtained according to the laser spot position, the boundary point position of the projection image and the screen display resolution of the computer. Through the scheme, the position of a laser pen spot relative to the projection screen can be calculated quickly and accurately, noise interference from visible light is avoided, the scheme has the advantages of a small calculated quantity, rapidity and accuracy, dual display of the laser pen spot and a mouser pointer cannot occur, and visual interference on field audiences is avoided.

The invention discloses an endoscope to solve the endoscope illumination problem. The endoscope comprises a sleeve pipe, at least one part of the sleeve pipe is a light guide section, the light guidesection is a light guide tube capable of conducting light, and incident light can be emitted from the peripheral surface and/or the axial surface of the light guide tube; the light guide pipe is usedfor illuminating the interior of a cavity for inserting, so that it is convenient for an imaging device to obtain a clear image; the light guide tube is used for lighting, lighting equipment in the sleeve pipe can be omitted, the size of the sleeve pipe is reduced, and discomfort of patients when the endoscope is used is weakened.