99results about How to "Clear picture quality" patented technology

The invention discloses a photographing method which is applied to a mobile terminal having a first camera and a second camera. The photographing method comprises the steps of: detecting whether an ambient brightness value of a scene to be photographed is within a preset brightness range; if so, controlling the first camera to perform focusing processing on the scene to be photographed, and transmitting the obtained focusing information to the second camera; controlling the second camera to perform focusing according to the focusing information; and controlling the second camera to acquiring first image information of the scene to be photographed after the second camera finishes focusing, wherein the photographic sensitivity of the first camera is higher than that of the second camera. According to the photographing method, the first camera with high photographic sensitivity is started for focusing under the specific brightness condition and sends focusing parameters to the second camera, so that the second camera can perform focusing and acquire images according to the focusing parameters, thereby solving the problem that clear pictures cannot be photographed due to low ambient brightness.

The invention provides an image enhancement and abstraction method based on anisotropic filtering. The method comprises the following steps: calculating the smooth continuous characteristic-preserved edge tangential flow field of an input image by use of a structure tensor smoothing technology; performing adaptive smoothing on the image along the direction of the edge tangential flow; performing unsharp image enhancement based on a Gaussian difference mask along the gradient direction; and performing improved bilateral filtering based on characteristic flow or improved Kuwahara filtering based on characteristic flow to obtain a characteristic-enhanced abstract image. The method provided by the invention can obviously improve the generation quality of the existing image abstraction method; and the obtained abstract image has obviously-enhanced boundary characteristics, clear image quality and distinct layers.

The invention discloses a method and a device for camera imaging, and a mobile terminal, belonging to the technical field of terminals. The method is applied to the mobile terminal provided with a first camera and a second camera at a single side. The method comprises the following steps of detecting illumination intensity of a current environment; determining a to-be-called camera for this shooting from the first camera and the second camera according to the illumination intensity of the current environment; and imaging based on the determined camera. According to the illumination intensity of the current environment, the to-be-called camera for this shooting is determined from the two cameras at the single side, so that imaging is carried out according to the camera, and thus the operand of an imaging process is minimized and the imaging speed is improved on the premise that the clear image quality of a shot image is guaranteed.

The embodiment of the invention discloses a super-resolution reconstruction method, device and equipment apparatus based on artificial intelligence, and a storage medium, and the method comprises thesteps: obtaining a to-be-processed video frame sequence of a first resolution when the super-resolution reconstruction of a certain video file is needed, and enabling wherein the to-be-processed videoframe sequence to be is the video frame sequence of the video file; for each to-be-processed video frame in the to-be-processed video frame sequence, performing resolution reconstruction on the eachto-be-processed video frame according to the resolution reconstruction model to obtain an initial reconstructed video frame with a second resolution, wherein ; second resolution is higher than first resolution. D; determining a contour region in the initial reconstructed video frame through a residual separation mode; and carrying out contour enhancement processing is performed on the contour region to obtain a target reconstructed video frame, so that high-frequency details are clearer, and an image quality optimal result conforming to an online practical application scene is obtained, and therefore, a. A reconstructed video frame sequence with a second resolution can be generated according to the target reconstructed video frame, and cleaner, clearer, more natural and more comfortable video experience can be provided for users.

An apparatus and a method of a portable terminal for dual display of a broadcasting receiver by a High Definition Multimedia Interface (HDMI) signal are provided. The method includes receiving at least one input signal from a broadcasting receiver, generating an output signal based on the received input signal, and transmitting the output signal to the broadcasting receiver so that the output signal can be output from the broadcasting receiver.

The invention discloses a visual positioning digital intercom type audio/video recorder. The recorder is composed of a shell and a built-in main board. A lens, infrared lights, a master light source and an auxiliary light source are arranged on the front face of the shell. A loudspeaker, an LCD liquid crystal display and a back toggle clip are arranged on the back of the shell. The main board is connected with components such as a CPU module, a wide angle correction module, a public network group voice intercom module, a preview module and an SD card controller through interconnection standard slots PCI. The recorder has the waterproof, anti-falling, recording, photographing, marking and positioning functions of an ordinary law enforcement recorder and also has an independent touch operation system and an independent operation space. The recorder also has the functions of supporting point-to-point voice intercom or group voice intercom between a rear-end dispatching platform and the recorder, the group voice intercom between a single device and multiple devices, and the independent voice intercom between the devices, supporting pass-back of video and positioning information to a background audio/video database in real time and supporting remote instruction delivery.

The invention discloses a multimedia information issue method based on a wireless network, comprising: firstly, multimedia information data and play lists are edited through a multimedia information data center and stored into a data service center database; secondly, the multimedia information data is transmitted to a wireless data terminal unit and then played through a multimedia display screen. When the data is played, multimedia data information is kept updated and synchronous simultaneously and preferential play lists are processed. The method makes a multi-play terminal to play smooth, timely, reliable and intelligent information programs, particularly creates strong visual effect due to the play synchronicity of the multi-play terminal, and can meet the high-quality requirements of information issue of different industries and situations and make people enjoy the interest of the wireless information world all the time.

A dual-energy X-ray imaging apparatus and a method obtain dual-energy X-ray images by sequentially radiating an X-ray of a first energy and a X-ray of a second energy to an object, with the intensity and the quantity of the second energy adjusted using brightness information of the first energy X-ray image for the object so that a precise X-ray image representing the characteristics of the object is obtained and a precise diagnosis is achieved.

The present invention provides a scintillator panel which is provided with a narrow-width barrier rib with high accuracy in a large area, and also has high luminous efficiency and realizes clear image quality. The present invention provides a scintillator panel including a sheet-like substrate, a barrier rib provided on the substrate, and a scintillator layer filled in cells divided by the barrier rib, wherein the barrier rib is made of a material containing a low melting point glass as a main component, and the scintillator layer is made of a phosphor and a binder resin.

The present invention provides a radiation detection device which is provided with a narrow-width barrier rib with high accuracy in a large area, and also has high luminous efficiency and realizes clear image quality. The present invention provides a radiation detection device, including a substrate, on which a barrier rib is provided, and a light detector, which face each other, wherein cells divided by the barrier rib are formed in a space between the substrate and the light detector, the cells are filled with a phosphor, a light detection pixel is provided on a surface of the light detector which is not in contact with the barrier rib, and an adhesive layer is formed between the barrier rib and the phosphor, and the light detector.

The present invention discloses an information processing method and a terminal. The method includes the following steps that: a request for acquiring first multimedia information is initiated; the first multimedia information is acquired; a request for acquiring second multimedia information is initiated; the second multimedia information is acquired; the first multimedia information and the second multimedia information are respectively loaded and played the according to preset playing strategies; when it is detected currently played multimedia information is the second multimedia information, a virtual reality playing mode is enabled, each frame planar image in the second multimedia information is simulated as at least one corresponding curved surface image; and when each of the at least one curved surface image is partially projected to a multimedia information to-be-outputted end so as to be imaged, the playing interface of the multimedia information to-be-outputted end is divided into two halves, and partially projected playing content is simultaneously displayed on one half of the playing interface.

The invention discloses an image stabilization-based remote sensing video satellite image processing method and system, and the method comprises the steps: carrying out the cataloguing processing of each frame, extracting the imaging time of each frame, enabling the imaging time of each frame to serve as a part of an image name, and enabling a plurality of image frames to form an image frame sequence group according to the time sequence; performing relative radiation correction on each frame of the sequence group to eliminate atmospheric radiation; after radiation correction, performing systemgeometric correction on each frame of the sequence group to eliminate geometric distortion generated in the frame during imaging; Taking the previous frame as a reference frame, and carrying out image stabilization processing on each current frame except the first frame in the sequence group, including motion estimation, motion compensation and image correction; and combining the image frame sequences subjected to image stabilization processing to form a video. In the processing process of the remote sensing video satellite, the imaging characteristics of a general remote sensing satellite and a video satellite are considered, and the processing process obviously improves the quality of the remote sensing video.

The invention discloses an iPhone large screen touch control system and a commissioning method thereof. The system comprises an iPhone, a television, a touch control screen and a computer, wherein the iPhone is connected with the television to form an uplink channel 1; the iPhone screen is output to the television through display software in one screen; the television is connected with the computer to form an uplink channel 2 and is used for directly outputting images of the computer to the television; the touch control screen is connected with the computer and is used for transmitting a touch control signal to the computer; and the computer is connected with the iPhone and is used for remotely controlling the iPhone through control software in the computer. The output boundaries of the uplink channel 1 and the uplink channel 2 for the iPhone are completely superposed; a control channel of the computer on the iPhone is allowed to run on the background after being commissioned; and the foreground can be used for controlling the computer by touching the touch control screen and further controlling the iPhone, so the large screen touch control operation of the iPhone can be realized.

The invention discloses a television signal processing method, a mobile terminal and a system. The method comprises the following steps: judging whether a client side has a mobile digital multimedia broadcasting module or not; and if the client side has a mobile digital multimedia broadcasting module and the mobile digital multimedia broadcasting mode is quitted in the shifted watching process, rebuilding a wireless data path mode so as to finish shifted watching. The method, mobile terminal and system disclosed by the invention can simultaneously support a shifting system for mobile digital multimedia broadcasting and data path playing. When a programme signal processed by the processing method is based on the mobile terminal and is applied to the mobile terminal, the invention has the advantages of clear picture quality, high channel switching speed, large number of supported users, flow saving and the like. Moreover, shifting recording can be carried out, and the shifting system for mobile digital multimedia broadcasting and data path playing can be supported simultaneously, thereby improving the concurrent ability of the whole system.

This disclosure relates to a housing for preventing impurities such as dust from adhering to a lens of an imaging device such as a video camera and a UV or laser emitter/detector mounted to an exterior of a vehicle, and more particularly, to a housing for an exterior imaging device of a vehicle, which may prevents impurities such as dust, water drops and frost from adhering to a lens of an imaging device by using an air flow which is naturally supplied while the vehicle is driving, and which may remove impurities adhered to the lens so that the imaging device may give a clear image quality.

There is provided a backlight unit.

The backlight unit is configured to include: a plurality of light sources; a plurality of light guide plates being arranged alternately with the light sources so that light emitted from the light sources is incident; and a chassis receiving the light sources and the light guide plates, wherein the plurality of light guide plates are disposed to be spaced apart from each other, being symmetrical to each other in order to face the central region of the chassis, a pair of light guide plates opposed to each other on the central region being connected to each other so that the light therefrom is mixed.

The embodiment of the present application discloses a network live broadcast method, a network live broadcast related device and a network live broadcast system, the method comprises: performing a first process and a second process on a collected original video respectively, wherein the first process includes: encoding the original video to obtain a live video; sending the live video to a server,so that the server performs a first beauty process to the live video and transmits the live video after the first beauty process to an audience terminal, wherein the second processing includes: reducing a resolution of the original video to a preset resolution; playing back the original video whose resolution is the preset resolution in a preset window. The method solves the technical problem thatvideo coding in the network live broadcast competes with the Beauty for hardware resources, causing that the video cannot be upgraded to a higher frame rate.