439results about How to "Smooth display" patented technology

An electrophoretic display and a driving method thereof are provided. The electrophoretic display includes a display panel, a storage unit and a timing controller. The display panel has a plurality of sub pixels. The storage unit stores a plurality of sets of multiple-grayscale driving waveforms, in which the driving voltage scales of driving waveforms corresponding to a same grayscale in the sets of multiple-grayscale driving waveforms are different from each other. The timing controller is coupled to the storage unit and the display panel and receives an image signal, and when the image signal transmits a multiple-grayscale frame, the timing controller sequentially adopts the sets of multiple-grayscale driving waveforms to drive the sub pixels.

A multi-window display device is provided which is capable of preventing interference in displaying of windows caused by a window control request from any one of two or more application programs. A window manager judges whether or not a window control request from the application program corresponding to any one of two or more windows being displayed on a display section is allowed to be executed, based on preset display priority of the application program that has made a window control request and, if a result of the judgement shows that the request is allowed to be executed, executes the window control request and preferentially displays the any one of two or more windows and, if the result of the judgement shows that the request is not allowed to be executed, neglects the window control request.

The invention discloses a battery power display device and method. The method includes: collecting battery voltage values ​​in real time; obtaining the average value of the current battery voltage according to the battery voltage values ​​collected multiple times within a predetermined period; judging the current battery voltage value; The change range of the average voltage value relative to the previous average battery voltage value. When the change range is greater than a predetermined threshold, the current battery voltage average value is converted into a battery power value; and the battery power value is displayed. The current battery voltage value is determined by averaging the battery voltage values ​​saved by multiple samples, so that one or two large changes in the battery voltage value will not affect the large change in the battery voltage average value, and the change in the battery voltage average value Only when the change range of the average battery voltage is greater than the predetermined threshold, the battery power is updated and displayed, which can ensure the accuracy of the battery power display, and at the same time make the battery power display smooth without jumping.

A CD-ROM which records a game program and movie data is used to display a movie on part of a face of a character appearing in a game. A predetermined face object is placed in a virtual three-dimensional space. A region of which expression should be changed within the face object is specified. An image data reading unit sequentially reads frame images of movie data representative of a change of expression of the region from the CD-ROM to an image data buffer unit. An image data transferring unit sequentially stores the frame images into a plurality of buffer areas included in a texture data buffer unit, while switching the buffer areas. A texture mapping unit sequentially maps the frame images sequentially stored in the buffer areas within the texture data buffer unit to the region as texture data, in parallel to the storing operation.

The invention discloses a splicing display wall, which is used for displaying a video signal provided by a computing terminal; the splicing display wall comprises a plurality of display units; each display unit comprises a multimedia system and a display system; the multimedia system comprises a processing module and a wired/wireless network transmission module connected with the processing module; the processing module is connected with the display system; the computing terminal is connected with the wired/wireless network transmission module of each display unit in a communication manner so as to form network; the computing terminal distributes independent IP or ID to each display unit; the processing module of each display unit respectively receives independent video picture information which is distributed to the corresponding IP or ID by the computing terminal; and the processing module of each display unit sends the independent video picture information to a display system of the corresponding display unit so as to process projection display.

A video decoding and display system uses temporal post-processing to smooth motion in a displayed moving image. The temporal post-processing uses motion vectors each of which indicates visually similar areas, in first and second frames to generate interpolated motion vectors which match areas in an interpolated frame to visually similar areas in the first and second frames. In one embodiment, each component of each motion vector is divided by two and used to generate an interpolated frame half way between the first and second frames. Display of the first and second frames are delayed so that the interpolated frame is displayed at a time half way between the display times of the first and second frames.

To provide a plasma display device which implements a peak luminance higher than prior art, reduces the power dissipation, improves the smoothness of gradation display, and conducts clear display suitable especially for TV display. By setting a plurality of APL levels according to the average value of the scene brightness, and by shortening a sustaining pulse period and increasing the number of sustaining pulses of each sub-field in APL levels having small APL, the peak luminance is raised. Further, by making the sustaining pulse period long in APL levels having large APL requiring large discharge light emission power, the light emission efficiency is improved and the maximum power dissipation is reduced. The luminance distribution in the scene when the APL level is small is detected. On the basis of that information, setting of the number of sustaining pulses and the sustaining pulse period is changed in the same APL level. As a result, the peak luminance is increased, and the gradation smoothness in the dark scene is improved.

The invention discloses a device and method for achieving video image tiled display by the adoption of a parallel processing mode. The device and method for achieving the video image tiled display by the adoption of the parallel processing mode comprises a control unit, an image segmentation unit, a video format detection unit and at least two groups of follow-up units. Each group of follow-up units comprises an image processing unit, an interface unit and a terminal display unit. Output ends of the image segmentation unit are respectively connected with input ends of the follow-up units; image processing units, interface units and terminal display units in the follow-up units are sequentially connected. According to the device and method for achieving the video image tiled display, video image signals are first segmented, images are processed, a parallel processing mode is conducted on image processing portions, processing speed is higher, videos are more smoothly displayed, and the heat dissipation effect of a system is better. A plurality of independent image processing units are adopted, and therefore the consistency of the tiled display effect can be guaranteed and the consistency of the tiled display effect is more conveniently adjusted.

An image processing device comprising: an imaging unit outputting frames of image data sequentially in order of imaging; a first generation unit generating first image data sequentially in units of a predetermined number of consecutive frames of image data, from the output frames of image data, wherein a total exposure time of each piece of first image data is a first time period; a second generation unit generating second image data sequentially in units of the predetermined number of consecutive frames, from the output frames of image data, a total exposure time of each piece of second image data is a second time period different from the first time period; and an output unit outputting each pair of first image data and second image data generated from a same set of the predetermined number of consecutive frames of image data, in correlation with each other.

Embodiments of the invention provide a filming method and a mobile terminal. The mobile terminal comprises a first camera and a second camera; the filming method includes: activating the first camera and the second camera to enter a filming mode, controlling the first camera and the second camera to take images alternately, wherein each image has corresponding photographic time, and generating a film file from the images according to the photographic time; by applying the embodiments of the invention, it is possible to control the first camera and the second camera to take images alternately, and more images are taken within same time, namely, photographing frame rate is increased; the first camera and the second camera are mutually independent, the quality of taken images is unchanged, photographing frame rate is increased, and image quality is also guaranteed; the film file generated based on the images taken alternately by the first camera and the second camera provides smoother and clearer pictures, and user visual experience is improved.

A method for gradually adjusting screen brightness when switching an operating system is provided. The method is used for gradually adjusting the brightness of a screen of an electronic device by a controller thereof when the electronic device is switched from a first operating system to a second operating system. First, an operating system switching signal is received. Then, a first brightness value of the first operating system is obtained. The screen brightness is gradually adjusted from the first brightness value to a predetermined second brightness value. Afterwards, the first operating system is switched to the second operating system, and the screen brightness is further adjusted from the second brightness value back to the first brightness value. Accordingly, a user can sense the switching of the operating system more intuitively and has enough time to get used to the change of the screen brightness and the displayed frame.

Method of determining a motion of continuous variable velocity for display means, comprising a step of establishing a model of at least one simulated mechanical force and/or torque value from values measured by a sensor, and a second step of solving a newton equation of motion from these simulated mechanical force and/or torque values, wherein the second step allows a simulated velocity to be calculated for the display means.

The invention discloses a service program call method, a service program call system and intelligent equipment. The service program call method includes receiving a call request for calling a corresponding service program from an application program, judging whether the service program is defined as remote call or not, if so, then calling the service program from a remote end, and if not, then calling the service program locally. The service program call method and the service program call system effectively solve the technical problem that the intelligent equipment in the prior art has over high energy consumption caused by a great quantity of complex computing of the service program and further reduce energy consumption of the intelligent equipment.

A liquid crystal display device has rear and front substrates having pixel electrodes and an opposing electrode formed on their opposing inner surfaces respectively, vertical alignment films formed on their opposing inner surfaces respectively, and a liquid crystal layer disposed between the vertical alignment films and having negative dielectric anisotropy. Protrusions are formed on the inner surface of the front substrate, at a position adjoining one edge of each of the pixel electrodes formed on the inner surface of the rear substrate, correspondingly to a position about the center of the one edge of the pixel electrode. The vertical alignment film on the inner surface of the rear substrate is rubbed in a direction from an edge opposite to the one edge of the pixel electrode adjoining the protrusion toward the one edge. The vertical alignment film on the inner surface of the front substrate is rubbed in reverse direction.

An image display control apparatus is disclosed. The image display control apparatus stores first layers for original image data in first planes, combines the first layers into the original image data, records the original image data in an addition plane, and stores second layers for replacement image data in second planes. The second layers in the second planes and the original image data in the addition plane are respectively, synchronously and cyclically inputted to a compositing circuit so that the compositing circuit combines the second set of layers into the replacement image data. In the synchronous and cyclical input, the display of the display device is switched from the original image data to the replacement image data while a manner of combining the original image data and the replacement image data is being gradually changed between consecutive frames.

A projection display may include a frame rate conversion section selectively performing a first frame rate conversion process or a second frame rate conversion process, an image process section selectively performing a black insertion process or a pair-frames gamma process, and outputting a result as a pair of consecutive image frames, a projection display section projecting and displaying an image on the basis of the video signal processed by the frame rate conversion section or the image process section, and a control section controlling the frame rate conversion section or the image process section according to a selected operation on a menu screen, where the control section performs the user interface function so that the black insertion process or the pair-frames gamma process by the image process section is selected with priority over the first frame rate conversion process by the frame rate conversion section.

In an image sensing apparatus having an image sensing element that senses an object and outputs image data and an electronic zoom function, either a first processing mode or a second processing mode is set and an angle of view is designated. In the first processing mode, the image sensing element is driven by switching reading regions and reading methods of image data from the image sensing element based on the designated angle of view and the image data is read, processed, and the angle of view determined by the switched reading region is changed to the designated angle of view. In the second processing mode, the reading region and the reading method of the image data are fixed and the image data output from the image sensing element is processed, and the angle of view determined by the fixed reading region changed to the designated angle of view.

The invention discloses a display control method based on an electronic ink screen. The method comprises the following steps: if detecting that content to be displayed comprises a picture and/or a video, judging whether the electronic ink screen is in a 2-level gray scale refreshing mode; if not, controlling the electronic ink screen to be switched in the 2-level gray scale refreshing mode; and carrying out Dither processing on each frame of the picture and/or the video to obtain a 2-level gray scale image of each frame of the picture and/or the video and carrying out refresh display. The invention also discloses a display control device based on the electronic ink screen. Since the refreshing speed of the 2-level gray scale refreshing mode is fast, each frame of the picture and/or the video obtained after Dither processing can be refreshed and displayed quickly, a smooth display effect can be achieved, and the animation effect is good; and through the Dither processing mode, a certain multi-level gray scale image visual effect can be kept under the A2 refreshing mode.

The invention is applied to the display instrument field, and provides a speed control method of a stepping motor, a device and a system. The method comprises the steps as follows: the object distance of the stepping motor is calculated according to the current location and the target location of the stepping motor; whether the object distance is greater than the configured reference distance is judged; when the object distance is greater than or equals to the reference distance, the stepping motor is controlled to do variable accelerated motion; when the object distance is less than the reference distance, the stepping motor is controlled to do variable decreasing motion. The stepping motor is controlled to do variable accelerated motion or variable decreasing motion through judging the relation between the object distance and the reference distance, thereby leading the display of an instrument pointer to be smoother, and effectively improving the phenomenon such as pointer clamping stagnation or saltation, etc. caused by bad accordance between smooth effect and sensitivity of the pointer.

A display device which has a liquid crystal display having a liquid crystal material, a driver for driving the liquid crystal display, and a controller for controlling the driver to drive at least a part of the liquid crystal display by selectively using one of a first drive method and a second drive method which are different from each other in operational principle of the liquid crystal material. The pulse voltage to drive at least one pixel of the liquid crystal display can be selectively set to any one of a plurality of kinds. The data pulse voltage applied to a data electrode can be selectively set to any one of a plurality of kinds to drive at least one pixel of the liquid crystal.