127results about How to "Achieve visual effects" patented technology

The invention relates to a vision-based target tracking system using an unmanned helicopter, which relates to intelligent control technology. The vision-based target tracking system using the unmannedhelicopter comprises the unmanned helicopter, a visual acquisition and processing unit, a central processing unit, a GPS unit and a gyroscope inertial navigation unit, wherein the unmanned helicopteris transformed from a remote-control helicopter Thunder Tiger 90 for a model aircraft competition, and can be switched between an automatic driving mode and a manual driving mode; the visual acquisition and processing unit consists of an ICETEK DM642-B embedded DSP board of realtime company; the central processing unit consists of an H9200F ARM board of Hengyi High-tech company; the GPS unit consists of a superstar receiver and an antenna which are produced by America; and the inertial navigation unit consists of a 3DM-GX1 of MicroStrain company. The vision-based target tracking system usingthe unmanned helicopter realizes the functions of vision navigation control and target tracking of the unmanned helicopter within a local scope.

A structure for a high diffuse efficiency and water-proof lighting device is provided, including a light tube and a base holder. The light tube and the base holder are each an enclosed structure. The light tube includes a circuit substrate inside the enclosed structure. The circuit substrate includes a plurality of LEDs. The light tube and the base holder each include two holes close to both ends. When the light tube and the base holder are assembled, the holes match so that the wire connecting the circuit substrate can go through the holes to enter the base holder. A water-proof and highly pull-resistant glue is used to fill the overlapping of the holes. A resilient element is used to connect the neighboring circuit substrates, the resilient element can absorb the deformation caused by the temperature changes so that the light diffusion remains uniform. Therefore, the lighting device can perform well even when operating in an environment with drastic temperature changes.

The invention provides a variable-focus monocular and binocular vision sensing device comprising a mirror image type optical system, a high-precision bearing holder, an image acquisition system, a digital information processing device and other parts. The variable-focus monocular and binocular vision sensing device can guarantee that a variable-focus image sensor (a CCD (Charge Coupled Device) or an analog video camera) mounted on the high-precision bearing holder can be accurately located at a certain required monocular vision preset station, and can automatically regulate the focus to the required value so as to perform monocular vision measurement or guidance work; the variable-focus monocular and binocular vision sensing device also can accurately locate the image sensor at the unique determined binocular vision preset station, and can automatically regulate focus to the required value, and thus, the image sensor and the mirror image type optical system jointly form a binocular vision sensing system, and sequentially, the function of binocular vision guidance or measurement is realized; and moreover, the variable-focus monocular and binocular vision sensing device can realize automatic switching between a monocular vision station and a binocular vision station through programming of the digital information processing device according to the task requirements, so as to realize the functions such as monocular and binocular vision measurement, guidance or obstacle avoidance.

The invention discloses a terminal screen split-screen display method, a device and a terminal; the method comprises the following steps: determining a split-screen used for presenting a user interface of an application program when a user triggers to start up the application program; determining whether the system has built a stack matched with the split-screen or not, if not, building the stack matched with the split-screen, and using the stack to manage active assemblies of the application program; displaying the user interface of the application program in the split-screen. The method builds the extra stack to manage the active assemblies matched with the user interface and presented by the split-screen, thus realizing isolation management of each split-screen in a frame layer; window layout managements of various split-screens cannot affect each other, thus finally realizing display of user interfaces of various application programs on split-screens of the terminal screen, and realizing the split-screen visual effect.

A method for rendering fluid is provided. First, state information of a plurality of fluid particles is provided, wherein the state information records whether the fluid particles are located above or under a fluid surface and the interactions between the fluid particles and a terrain or the dynamic objects. Then, whether to render the fluid particles in a direction facing a viewer or in a direction parallel to the flow direction is determined according to the information that whether the fluid particles are located above or under the fluid surface. Next, the fluid particles are rendered as a plurality of two-dimensional metaballs according to the interactions between the fluid particles and the terrain or the dynamic objects, and these metaballs are stacked to reconstruct the fluid.

The invention provides a floor sweeping robot having the visual navigation function and a navigation method thereof. The floor sweeping robot comprises a sweeping host and a visual navigation controller. The sweeping host comprises a sensing unit, a driving unit, and a driving control unit. The visual navigation controller includes a first visual capture unit, a second visual capture unit, a WIFI communication unit, a storage unit, an indoor simultaneous positioning and mapping unit and a path navigation and control unit. The first visual capture unit and the second visual capture unit are configured to capture the related visual information. The related visual information includes the map information of the local map and the global map of a room wherein the floor sweeping robot is located. The path navigation and control unit is used for sending out a path navigation instruction according to the visual information, the map information and the sensing information. The driving control unit is used for controlling the driving unit according to the path navigation instruction. Advantageously, based on the floor sweeping robot having the visual navigation function and the navigation method thereof, the visual navigation and path planning function can be realized based on the simple modification of an ordinary floor sweeping robot (without a camera).

The invention discloses a large-space visual tracking six-dimensional measurement system and method. The system mainly comprises a self-zooming visual tracking camera and a color paseudorandom coding six-freedom degree measuring head. The gesture and space position coordinates of the measuring head are confirmed by utilizing the position change of a hole center with color paseudorandom coding expression on a target ball so as to realize the measurement of large-size space six-freedom degree. The system can be combined with a joint arm coordinate measuring machine to realize local high-precision measurement and positioning and can be also combined with assembly equipment of electric drilling, and the like to realize the precise assembly of large equipment.

The invention discloses a method for extracting visual energy information for image quality evaluation. According to the embodiment of the invention, the method comprises the following steps: 1) constructing a set of two-dimensional Gabor filter, and utilizing the two-dimensional Gabor filter to perform convolution treatment on inputted reference image and distorted image, thereby respectively extracting the image feature information of the reference image and the distorted image; 2) post-treating the extracted image feature information of the reference image and the distorted image through split normalization transformation; and 3) on the basis of the image feature information after being subjected to split normalization transformation treatment, respectively extracting the visual energy information of the reference image and the distorted image as the basis for evaluating the visual quality of the image. According to the method provided by the invention, the visual cortex response and the pretreatment system of the human visual system are effectively simulated, the extraction for the visual energy information is realized, and the objective evaluation and the subjective evaluation for the image quality on the basis of the method provided by the invention have excellent consistency.

A visual display assembly adapted for use as an anti-counterfeiting device on paper currency, product labels, and other objects. The assembly includes a film of transparent material including a first surface including an array of lenses and a second surface opposite the first surface. The assembly also includes a printed image proximate to the second surface. The printed image includes pixels of frames of one or more images interlaced relative to two orthogonal axes. The lenses of the array are nested in a plurality of parallel rows, and adjacent ones of the lenses in columns of the array are aligned to be in a single one of the rows with no offset of lenses in adjacent columns / rows. The lenses may be round-based lenses or are square-based lenses, and the lenses may be provided at 200 lenses per inch (LPI) or a higher LPI in both directions.

To inhibit an increase in the number of encoder types. [Solution] A servo system (S) is provided with: a motor (M) configured such that a movable element moves relative to a stator; an encoder (100) configured so as to detect a position of the movable element; and a control device (CT) configured so as to control operation of the motor (M) on the basis of a detection result of the encoder (100). The control device (CT) is provided with a first command transmission unit (210A) configured so as to transmit, to the encoder (100), at a first speed, a change command for changing an encoder-side communication speed to a second speed which is faster than the current first speed. The encoder (100) is provided with a speed setting unit (111) configured so as to change the encoder-side communication speed to the second speed in cases when the change command has been received.

The invention discloses a mobile terminal orientated frictional force tactile sense reappearing system and reappearing method. The system comprises a mobile terminal, a frictional force tactile sense driving module and a tactile sense panel, wherein the frictional force tactile sense driving module comprises an MCU, a piezoelectric ceramic sheet drive signal generation module and a power supply module. By virtue of the system, when a finger tip of an operator moves on the tactile sense panel, the mobile terminal can detect the position of the finger tip on the tactile sense panel in real time and transmit a gray value of a point corresponding to the position to the MCU through a USB; the MCU controls the signal amplitude generated by a function signal generator according to the gray value, and then through amplification by an audio power amplifier, a sine wave signal with adjustable amplitude can be obtained; and the signal can change the frictional force coefficient on the tactile sense panel, and when the finger of the operator slides, the finger tip can feel the frictional force change on the tactile sense panel. The mobile terminal orientated frictional force tactile sense reappearing system can be applied to a man-machine interaction system used for tactile sense reappearing, and is convenient to operate and strong in experience.

The vision controlling platform for opened industrial robot is universal industrial robot controlling system. The present invention is characterized by that controller for opened industrial robot is applied in the vision controlling system of robot. By means of multiple CCD video camera unit to acquire and fuse multiple channel vision information, control head, adjustable lighting unit and computer with several operation system, control in different time sequence may be performed. As an opened robot vision system, the control platform is important in raising the robot controlling precision and raising the adaptability of robot to unknown environment, makes available robot production ever suitable for modern industrial production, and can expand the application field of robot in industrialproduction.

The invention provides a military camouflage facility for realizing invisibility, which comprises a material layer with toughness, an image display part layer, an environmental sensor and an information processing part, wherein the image display part layer comprises a front surface and a back surface, and the front surface displays an image; the back surface of the image display part layer is in contact with the material layer with toughness; an environmental signal detected by the environmental sensor is connected to the information processing part; the image display part layer is connected to the information processing part; and the information processing part controls image data displayed by the image display part layer. The technology can lead the visual effect of an invisible object to be similar to a background in which the object is located, thereby achieving the visual effect of the object; and the visual invisible effect of the object can be also maintained in real time under the condition of the motion or shift of the object and the change of an environment. A device and aircraft weapon equipment with optical invisible effect, such as fighters, low-altitude bombers, and the like can be designed by the technical scheme.

The present invention is a method and a system for presenting multiple application images simultaneously, and is applied to the mobile device. The method comprises the following steps: opening a to-be-presented application image through a processing module, and after obtaining a trigger signal provided by a sensing module in the to-be-presented application image, switching the to-be-presented application image to a thumbnail window image; and presenting the thumbnail window image and a target application simultaneously through a presentation module. According to the method and system disclosed by the present invention, the visual effect of simultaneously displaying multiple application images on the terminal screen is realized, so that the user can view multiple application images at the same time, the user can intuitively browse and contrast in a facilitated manner, and the ease of operation for the user is greatly improved, and better experience is provided for the user.

The invention provides a display system and a binocular system. The display system comprises a pixel, a spatial light modulator and a control circuit. Light outputted by the pixel enters the spatial light modulator obliquely; and the light is modulated by the spatial light modulator and then the modulated light is outputted. The control circuit is respectively connected to the pixel and the spatial light modulator to control an image displayed by the pixel and control a modulation signal of the spatial light modulator. The pixel displays different focal lengths respectively by corresponding todifferent parts of the spatial light modulator. According to the invention, the display system has a simple structure; and the pixel corresponds to different parts of the spatial light modulator, thereby displaying different focal lengths to realize a 3D visual effect.

The invention provides an invisible aircraft, comprising an aircraft body, an optical image acquisition component arranged on the top surface of the aircraft and an image display component arranged on the bottom surface of the aircraft; the size of the image display area of the image display component is not less than the overall size of the orthographic view of the aircraft body by viewing from the side provided with the image display component; the optical images acquired by the optical image acquisition component are transmitted to the image display component by way of wired signals, lightor wireless signals. Being adopted, the technology of the invention can realize that the visual effects of the hidden objects are close to the visual effects of the backgrounds of the objects, thus realizing the stealth effects of the objects, and movement and environmental changes of the objects still can maintain the visual stealth effects of the objects in real time. By adopting the technical proposal of the invention, devices and aircrafts with optical stealth effects, such as fighters, low-altitude bombers and other weapon equipments can be designed.

The invention provides a method for realizing stealth, comprising the following steps: 1. installing display components on the object surfaces; 2. detecting environmental information by an environmental sensor; 3. changing the information displayed on the display components according to the environmental information. Being adopted, the technology of the invention can realize that the visual effects of the hidden objects are close to the visual effects of the backgrounds of the objects, thus realizing the stealth effects of the objects, and movement and environmental changes of the objects still can maintain the visual stealth effects of the objects in real time. By adopting the technical proposal of the invention, devices and aircrafts with optical stealth effects, such as fighters, low-altitude bombers and other weapon equipments can be designed.

A narrow bezel structure of a LCD is disclosed. The narrow bezel structure of the LCD comprises a liquid crystal module, a front cover, a middle cover, and a back cover. An external layer of the liquid crystal module is a polarizer film, and the polarizer film is spaced apart from an edge of the liquid crystal module to form a step. The front cover comprises a first horizontal part, a first perpendicular part, a second horizontal part, and a second perpendicular part that are integrally formed and sequentially connected. The first horizontal part is attached to the step. The second horizontal part and the second perpendicular part form a second step. The second perpendicular part is fixedly connected to the back cover. The present invention further provides a LCD utilizing the narrow bezel structure.

The invention relates to a dual-lens low-light three-dimensional panoramic imaging device and a super-large field of view ranging method, belonging to the technical field of panoramic vision. When the device is placed horizontally, low-light CCD image sensor system b, catadioptric panoramic ring optical imaging system b, catadioptric panoramic ring optical imaging system a, low-light CCD image sensor system a and low-light panoramic image processing board, from top to bottom The bottom is installed coaxially and symmetrically, and the optical axis is located on the same vertical line. The outputs of the low-light CCD image sensor system a and the low-light CCD image sensor system b are connected to the input end of the low-light panoramic image processing board through video lines. Based on the panoramic imaging device, the present invention provides a 360° ultra-large field of view ranging method, which solves the problem in the prior art that low-light images and 360° ultra-large field of view panoramic images cannot measure distance in real time; It has the characteristics of high sensitivity, low illumination, and real-time acquisition of 360° super large field of view panoramic images.

The present invention discloses a graphical interface based interaction method and apparatus. The method comprises: acquiring a first graphical element and a second graphical element that are set in advance; filling a display interface by using a predetermined area in the first graphical element and the second graphical element; acquiring a trigger signal; according to the trigger signal, moving the first graphical element from the predetermined area in a predetermined direction by a first distance; and according to the trigger signal, moving the second graphical element in a predetermined direction by a second distance. The present invention solves the problem that in the prior art the use of a dynamic interactive interface produced by means of animation software leads to complex development and low versatility of the dynamic interactive interface.

An electronic device, according to various embodiments, may include: a case member that includes conductive elements that form a side wall around one face of the case member, and an insulative element at least partially provided between the conductive elements; and a light source disposed inside the case member. The insulative element may emit and / or transmitted light, which is emitted from the light source, to the outside of the case member. The electronic device as described above may be variously implemented according to embodiments.

Wide-area imaging data obtained by imaging the scene around a vehicle can be converted into either wide-area display data for displaying the scene in the same field of view on a display or zoom-in display data for zooming in a part of the image representing by the wide-area imaging data. When the image on the screen of the display is changed from one of the wide-area display and the zoom-in display to the other, the target region corresponding to the display data after the change on the image represented by the display data (V1) before the change is determined as a highlighted region (E) on the screen and highlighted. Until the area of the highlighted region (E) becomes equal to that of the target region represented by the display data after the change, the area of the highlighted region (E) varies. Finally, the image represented by the display data after the change is displayed in the highlighted region (E).

The invention discloses a bird visual monitoring and repelling linkage system of an airport. The system comprises a control unit, an image collecting unit, a target tracking unit and bird repelling equipment; the control unit comprises a first remote communication module, an analyzing module, a tracking module, a statistics module and a repelling module; the image connecting unit comprises a water-proof shell, an imaging device installed in the water-proof shell and a lens installed on the imaging device; the target tracking unit comprises a two-degree freedom holder; the bird repelling equipment comprises a second remote communication module, the second remote communication module is used for receiving a bird repelling command transmitted by the control unit, and the bird repelling command controls the bird repelling equipment to repel birds. The system solves the problem in the prior art that all-weather monitoring cannot be achieved. The bird visual monitoring and repelling linkagesystem of the airport having the advantages that uninterrupted visual monitoring and automatic bird repelling are achieved is provided.

The invention provides a device for realizing object stealth, comprising an optical image acquisition component arranged on the back of the object and an image display component arranged in front of the object; the optical images acquired by the optical image acquisition component are transmitted to the image display component by way of wired signals, light or wireless signals. Being adopted, the technology of the invention can realize that the visual effects of the hidden objects are close to the visual effects of the backgrounds of the objects, thus realizing the stealth effects of the objects, and movement and environmental changes of the objects still can maintain the visual stealth effects of the objects in real time. By adopting the technical proposal of the invention, devices and aircrafts with optical stealth effects, such as fighters, low-altitude bombers and other weapon equipments can be designed.

The invention discloses a planet shaft intelligent identification flexible assembling system and an operation method thereof. The system comprises a charging station, a C1 planet shaft press-fitting station, a C3 planet shaft press-fitting station and a riveting pressing station; and the charging station, the C1 planet shaft press-fitting station, the C3 planet shaft press-fitting station and theriveting pressing station are connected with a control system through data lines correspondingly. A plurality of feeding robots are adopted for cooperation and connected into a whole system in seriesthrough a transfer robot, thus, multiple actions are conducted simultaneously, and the high machine tool takt is achieved. An air cylinder displacement device is adopted, and the system is compatiblewith many models through one set of equipment. Due to the fact that the system adopts a camera photographing detection technology, the feature points of the end faces of planet shafts are identified,and multi-visual error prevention and angular correction of the press-fitted end faces are achieved. The transfer robot adopts the design of double clamp heads, thus, the clamp heads can conduct the charging and discharging actions at one time, the high flexibility of the whole system is achieved, and full-automatic planetary gear train press-fitting and riveting pressing are completed.

The invention designs a welding method of a solder ball welding device. According to the solder ball welding method, a solder ball welding device with a coaxial vision system is adopted, a laser focusing head, a controller, a CCD camera and a rotating disc are arranged in the solder ball welding device, part of a laser light path coincides with a vision imaging light path, and coaxial and same-focus laser and vision are achieved. During welding, welding nozzles of different sizes can be switched by rotation, rapid switching between solder ball welding of different sizes and visual imaging is achieved, the sizes of light spots are rapidly adjusted to adapt to the nozzles of different hole diameters, and the requirements of welding spots of multiple specifications are met. Through the processes of preheating before welding, continuous ball spraying and light supplementing after welding, sound welding of welding spots with different sizes and high heat dissipation speed are achieved. During welding, random solder balls can be supplemented in real time, and after entering the transition bin, the solder balls are directly melted in the falling process and then drop on a bonding pad without staying at a nozzle opening, so that the welding time is shortened, and the production efficiency is improved.

The invention relates to a plane display device. The plane display device comprises a display screen, a rear shell assembly, a telescopic mechanism and a speaker horn, wherein the rear shell assemblyis fixed with the display screen and is deviated from a display surface of the display screen, the telescopic mechanism is connected with the display screen and is accommodated in the rear shell assembly, the speaker horn is connected with the telescopic mechanism, and the telescopic mechanism can drive the speaker horn to take place a relative displacement with the rear shell assembly to stretchout of the rear shell assembly or retract into the rear shell assembly. The above technical solutions at least have the following technical effects: the speaker horn in the plane display device is mounted on the rear shell assembly, and is connected to the rear shell assembly via the telescopic mechanism; when the speaker horn receives stretch information, the telescopic mechanism can drive the speaker horn to stretch out of the rear shell assembly to implement a relatively good sound making effect; and when the speaker horn receives retraction information, the telescopic mechanism can drive the speaker horn to retract into the rear shell assembly to implement a visual effect of a full screen or a narrow bezel.

The present invention discloses a method for displaying application icons and a device for displaying application icons. The method includes: monitoring specified events that occur on the desktop of a mobile terminal; and re-drawing the desktop of the mobile terminal when the specified events are monitored, amplifying or reducing the application icons to be displayed on the desktop of the mobile terminal according to parameters corresponding to the specified events, and displaying the amplified or reduced application icons on the desktop of the mobile terminal. Compared with the scheme of unchangeable sizes of the application icons on the desktop of the mobile terminal in the prior art, the technical scheme adopted by the present invention can amplify or reduce the application icons on the desktop of the mobile terminal flexibly in real time according to user needs. Users only need to carry out the specified events on the desktop of the mobile terminal according to own needs, without performing the relevant settings in the system settings. The procedure is quite simple so that it is possible to provide the users with more comfortable and convenient mobile terminal use experience.