31results about How to "Increase display frame rate" patented technology

The invention relates to a method for implementing automatic adjustment of the display resolution of an application in an operating system. The method comprises monitoring a dynamic index of the internal resource state of the operating system through the operating system; normally operating the application through the operating system if the dynamic index of the internal resource state of the operating system is not matched with a preset threshold value condition of the internal resource state of the operating system; operating the application after the display resolution of the application is adjusted into the target display resolution through the operating system according to an analysis result of the dynamic index of the internal resource state of the operating system if the dynamic index of the internal resource state of the operating system is matched with the preset threshold value condition of the internal resource state of the operating system. According to the method for implementing the automatic adjustment of the display resolution of the application in the operating system, the display resolution of the application can be dynamically adjusted through the operating system, the rendering speed of the application can be improved, the display power consumption of the application can be reduced, and accordingly the display frame frequency is improved, the user experience is improved, and the power consumption is saved.

A probe 10 receives an echo signal, and the echo signal is stored in memory 18. Operation desk 28a has at least one readout-range setting device 34 for setting an echo signal readout-sensitivity range of the echo signal stored in memory 18. Echo signals in the sensitivity range preset by readout-range setting device 34 is read out from memory 18 from among the echo signals in the sensitivity range stored in memory 18. The echo signal read out of memory 18 is converted into data corresponding to the display dynamic range of monitor 24a by a digital gain regulation circuit 31. The converted data is inputted into image construction unit 22 to create image data. The image data is displayed on the screen of monitor 24a.

This invention relates to a line control circuit of an organic EL display screen, which applies a first grade buffer storage structure, that means to increase buffer storages and selectors and uses a synchronous way on the basis of a traditional line data serial transmission circuit on a screen to effectively reduce the loss of brightness in scanning and increase the frame frequency. Under the gray of 256 stage, when the scan circuit appliesíŒ128-1-64-4-16-8-32-2íŒweight value series, the brightness loss reduces 40% and the transmission rate increases 20%.

The invention discloses an image rendering method and device. The method comprises the steps that a first thread renders a first image corresponding to a current frame; and the second thread generatesa first prediction image corresponding to the current frame according to the first image corresponding to the current frame, and the first prediction image and the first image correspond to the samedisplay screen; and the first thread obtains a second prediction image corresponding to the previous frame, and the first image and the second prediction image respectively correspond to different display screens; and the first thread displays the first image and the second predicted image on different display screens respectively. Therefore, the prediction image of the previous frame and the rendered image of the current frame are used as the display image of the current frame, so that the technical effect of improving the image display frame rate is achieved, and the technical problem of frame dropping of high-frame-rate image rendering in the prior art is solved.

The invention discloses a frame insertion processing method and device, and is applied to electronic equipment comprising a display screen. The method comprises the steps: determining whether a current display mode of the display screen is a command mode or not when an operation interface is displayed; if the current display mode of the display screen is the command mode, switching the display mode of the display screen to a video mode; and in the process of displaying the operation interface, performing frame insertion processing based on a frame insertion strategy. By adopting the embodimentof the invention, the display frame rate of the operation interface can be improved, and the display fluency of the operation interface is further improved.

The invention discloses a method for driving a DMD (digital micromirror device) to display a high-dynamic image in an ultrahigh-frame frequency manner. The method includes the following steps that: based on requirements of a DMD to display a high-dynamic image in an ultrahigh-frame frequency manner, an image of which the pixel dynamic range is 2<N> is split into 1 to N levels of bitmaps; based on the shortest time required by DMD hardware to load the bitmaps, respective modulation display time of the 1 to N levels of bitmaps is calculated, and 1 to M levels of bitmaps which require reversion operation are determined, and the modulation display time of M bitmaps which are obtained through reversion operation is respectively set as the shortest time required by the DMD to load the bitmaps; the 1 to N levels of bitmaps and the M bitmaps which are obtained through reversion operation are sequentially loaded to the DMD and are displayed according to the set modulation time, and therefore, ultrahigh-frame frequency display of the high-dynamic image can be realized. With the method of the invention adopted, limitation on a pulse width modulation method, of time required by the DMD to load the bitmaps can be eliminated. When the method is applied to 8-bit-gray-above high-dynamic image DMD display, the display frame frequency can be significantly improved.

The present invention discloses an active imaging type infrared stealth system. The active imaging type infrared stealth system is composed of a thermal imaging system, an image acquisition processing system, an infrared LED drive circuit and an infrared LED display system. The main characteristics of the present invention are that the infrared LED display system is arranged in various directions of the stealth system regionally, the image acquisition processing system acquires a background infrared image generated by the thermal imaging system, at the same time, transforms a background gray level image into a modulation pulse width image according to the corresponding correlation of the modulation pulse width of an infrared LED and an image gray level, and then zooms and segments the image to form the segmentation data blocks corresponding to the number of the display sub-units and send the segmentation data blocks to the infrared LED drive circuit, and the infrared LED drive circuit controls the infrared LED display system to display the background, so that the infrared characteristics of the stealth system in a hostile infrared system are similar to the background, and accordingly, the stealth purpose is achieved. The active imaging type infrared stealth system of the present invention has the advantages of being high in camouflage fidelity, fast in stealth speed and simple in structure, being easy to install and disassemble, etc.

The invention discloses a method and system for displaying ultrahigh resolution images. After the ultrahigh resolution images are received, image data are stored into texture data by using a Direct3d display technology rather than carrying out CPU decoding directly, the color value of each pixel is obtained in a rasterizer stage of a graphic plotting pipeline, and the decoding process of the texture data is completed according to the guidance of an encryption algorithm. The advantage that GPU floating-point calculation capacity is strong is fully utilized in the decoding process, the decoding speed is improved greatly, the display frame rate can be improved obviously, and the ultrahigh resolution images greatly meet the urgent needs of people for searching huge amounts of image data under high-definition display media.

The invention provides a method and device for improving the frame rate of electronic equipment and the electronic equipment. The method includes the steps that a current frame output by an application program is stored in a first cache unit; the current frame output by the application program and a previous frame of the current frame are stored in a second cache unit when a frame rate improving mode is started; when the frame rate improving mode is started, based on an artificial intelligence algorithm, an intermediate key frame between the current frame and the previous frame of the current frame in the second cache unit is predicted, and the predicted intermediate key frame is output to the second cache unit; and when the frame rate improving mode is started, the intermediate key frame in the second cache unit and the current frame in the first cache unit are displayed sequentially. According to the method and device for improving the frame rate of the electronic equipment and the electronic equipment, the intermediate key frame between the two cached consecutive frames is predicted through the artificial intelligence algorithm, the display frame rate of an electronic equipment screen is improved, and the problems of frame loss and frame stuttering during screen display are solved.

The invention belongs to the technical field of image display, and provides a displaying method and device with diameter sampling and rotating of an RGB lamp strip and a computer readable storage medium. The method includes the steps that a mapping relation between all pixel positions in an RGB lamp strip rotating display region and all pixel points in an image to be displayed is established, anda diameter scanning coordinate conversion table is generated; according to the diameter scanning coordinate conversion table, pixel point sampling is performed on the image to be displayed, and displayed chrominance information corresponding to all the pixel positions in the rotating display region is obtained; when the RGB lamp strip rotates, display data of the RGB lamp strip is extracted and updated according to the current rotating angle of the RGB lamp strip and the displayed chrominance information corresponding to all the pixel positions in the rotating display region. With the method and device, three-dimensional and cool experience can be brought to people in a naked-eye visual effect, and the vision experience of users is promoted.

The invention relates to a high-resolution image processing method and device, a VR image display method and VR device. According to the high-resolution image processing method, a readable image corresponding to a high-resolution original image is obtained by segmenting, splicing and rendering the high-resolution original image, and the readable image obtained by processing is convenient to read and display from a frame buffer space by an image display device or image processing software. The high-resolution image processing method and the high-resolution image processing device have the characteristic of self-adaptive parameter setting, and are helpful to give full play to the performance of the image display device. Therefore, in order to display high-resolution VR image material, the readable image obtained by adopting the high-resolution image processing method is stored in the cache, so that reading and real-time updating are facilitated and VR display effect is improved.

The embodiment of the invention discloses an image processing method and device, electronic equipment and a storage medium. The method comprises the steps of acquiring a current frame image; detectinga moving object in the current frame image to obtain a region of interest and a background region, the region of interest including the moving object; compressing the image data of the region of interest to obtain compressed first image data; and outputting the compressed first image data and background image data corresponding to the background area to a display device, so that the display equipment displays a current frame image.

This invention relates to a line control circuit of an organic EL display screen, which applies a first grade buffer storage structure, that means to increase buffer storages and selectors and uses a synchronous way on the basis of a traditional line data serial transmission circuit on a screen to effectively reduce the loss of brightness in scanning and increase the frame frequency. Under the gray of 256 stage, when the scan circuit applies ''128-1-64-4-16-8-32-2''weight value series, the brightness loss reduces 40% and the transmission rate increases 20%.

The invention discloses a data encoding and decoding method and system. The method comprises the following steps: encoding a frame to be encoded according to a reference frame to obtain a code streamto be transmitted, the code stream to be transmitted comprising: a first picture identifier used for representing the frame to be encoded; generating code stream information according to the first picture identification code in the code stream to be transmitted and the second picture identification code of the reference frame; and packaging the to-be-transmitted code stream, and generating an extension head according to the code stream information to obtain a to-be-transmitted data packet. According to the invention, the technical problem that the video display frame rate of the terminal is reduced in the decoding process due to packet loss in the transmission process is solved.

The invention discloses electronic equipment and a display frame rate control method, and belongs to the field of communication equipment. The electronic equipment comprises a display module, a processor and at least two photoelectric PN junctions, and the display module comprises a plurality of unit pixels; the at least two photoelectric PN junctions are installed on the at least two unit pixels in a one-to-one correspondence mode, all the photoelectric PN junctions are arranged on the display side of the display module, and the photoelectric PN junctions can change the output voltage value according to the received light intensity; the display module and the photoelectric PN junctions are connected with the processor, and the processor can increase the display frame rate of the display module under the condition that the output voltage value of any photoelectric PN junction is within a preset range. According to the technical scheme, the problem that the lagging phenomenon still exists when the display frame rate is dynamically adjusted in current electronic equipment, and the user experience is affected can be solved.

Disclosed is a method for displaying an ultra-high-definition OSD menu, comprising the following steps: when starting an ultra-high-definition application, allocating a processing memory from a video memory of a graphics processing unit; conducting model rendering on a graphic of the ultra-high-definition application by the graphics processing unit in the allocated processing memory to acquire an ultra-high-definition application image layer; and blending and overlapping the ultra-high-definition application image layer with a preset application image layer to acquire a menu image layer, and displaying the menu image layer via an OSD menu. Also disclosed is a device for displaying the ultra-high-definition OSD menu. Since existing hardware platforms have limitations and a bandwidth of a system memory has a bottleneck, the present invention improves a display frame rate of an ultra-high-definition OSD menu, and improves smoothness of user operation and user experience for the ultra-high-definition OSD menu.

The invention discloses an image layer processing method for the image layer processing device and for processing multiple image layers. The image layer processing device comprises an image processor and a first image layer processing circuit; the multiple image layers at least comprise a first image layer, a second image layer, a third image layer and a fourth image layer; the image layer processing method comprises steps of comparing the updating rate of the first image layer with the updating rate of the second image layer, using a first image layer processing circuit to process the first image layer when the updating rate of the first image layer is greater than the updating rate of the second image layer, using the image processor to perform synthetic processing on the second image layer, the third image layer and the fourth image layer; using the first image layer processing circuit to process the second image layer and using the image layer processor to perform the synthetic processing on the first image layer, the third image layer and the fourth image layer when the updating rate of the second image layer is greater than that of the first image layer. The image layer processing method and device also discloses an image layer processing device. Through above arrangement, the method and the device can alleviate the working load the image processor, improve the image display frame rate and enable the image to be displayed smoothly.

The invention discloses an ultrasonic imaging method and ultrasonic imaging equipment. The obtained elastic echo data or elastic image is subjected to inter-frame processing to form a new elastic image, so that the display frame rate of the elastic image is improved. The ultrasonic imaging method comprises the following steps: transmitting a first ultrasonic wave to a target area of a measured object to track a shear wave propagating in the target area; receiving an ultrasonic echo of the first ultrasonic wave returned from the target area to obtain first echo data; obtaining a first elastic image frame sequence of the target area according to the first echo data; and determining at least one frame of target elastic image according to the at least two frames of elastic images to obtain a second elastic image frame sequence, and displaying the second elastic image frame sequence.

The invention relates to the technical field of three-dimensional GIS systems, and discloses an application of a power distribution network model in a three-dimensional GIS system, which comprises the following steps: a power distribution network model is created and the power distribution network model is imported into the three-dimensional GIS system after constructing the power distribution network model, the three-dimensional GIS system adopts a UGX user-defined rendering data format and a UGT partitioning technology, a multi-level-of-detail model is originally constructed when a power distribution network model is triangulated, and an instantiation technology is adopted. According to the application of the power distribution network model in the three-dimensional GIS system, during triangularization of the power distribution network model, a multi-level-of-detail model is originally constructed, hierarchical storage can be carried out according to two surfaces, four surfaces, eight surfaces and sixteen surfaces in the model generation process of a curved surface, so that different grades can be generated in the model generation process; the invention can be observed by selecting different grades according to different graphics cards, so that the situation that the memory is too large, and jamming and collapsing occur in the using process is avoided.

This invention relates to one total buffer OLED display screen control circuit, which comprises input data as series input signal and output data as series output signal device and also buffer from series device input data, wherein it also comprises selector to input all data and output data from buffer; the series device has lock signal and zero signal as simultaneous signal to input series energy signals and buffer; the selector has selection terminal to select weight right input signals; the series device, buffer and selector adopt integral whole clock.

The invention discloses a display method of an ultra high definition OSD (on-screen display) menu. The method comprises following steps of when an ultra high definition application is started, allocating a processing memory from the video memory of a graphics processing unit; carrying out model rendering to the graphics of the ultra high definition application in the allocated processing memory by the graphics processing unit, thus obtaining an ultra high definition application graphics layer; carrying out aliasing processing to the ultra high definition application graphics layer and a preset application graphics layer, obtaining a menu graphics layer; and displaying the menu graphics layer through the OSD menu. The invention also discloses a display method of the ultra high definition OSD (on-screen display) menu. According to the method and the device, under conditions that the existing hardware platform is limited and the system memory bandwidth has a bottleneck, the display frame rate of the ultra high definition OSD menu is improved; and the user operation fluency and the experience feeling of the user to the ultra high definition OSD menu are improved.

The embodiment of the invention discloses a light source and a projection device. The light source comprises a laser light source and a color wheel; and the color wheel comprises at least two subareas, different subareas generate different primary light after being irradiated by the laser light source, or different subareas are used for changing the light path direction of the laser light source, and the subareas are relatively balanced in proportion and set to be in a preset proportion so as to improve the display frame rate. According to the light source provided by the embodiment of the invention, the partition proportion of the color wheel is set to be the relatively balanced preset proportion, so that the primary light corresponding to different partitions can meet the preset color balance standard after being synthesized, and the time duty ratio of each primary light can be more balanced when a white field is displayed; therefore, the display frame rate is improved under the condition that the display effect is maintained.

The invention discloses a video rebroadcasting method and system. The video rebroadcasting system includes a video acquisition apparatus (100), a video rebroadcasting control system (300, and a control command for receiving the video rebroadcasting control system (300). By conducting image matting, an advertisement video B in an on-site video is replaced with an inserted video C which requires to be displayed, and a rebroadcasting video which includes an on-site competition video and the inserted video C is obtained. The video rebroadcasting system also includes a video display control system (200) which rebroadcasts the rebroadcasting video to different countries and regions through the video rebroadcasting control system (300). According to the invention, the method and the system can present a default advertising video A via the on-site advertisement video display as demanded by competition holders and sponsors so as to meet demands of advertisement inter-cut of local competition sponsors, and can also rebroadcast rebroadcasting videos which include on-site competition videos and the inserted video C to other countries or regions so as to meet requirements of advertisement inter-cut of other countries or regions.

The invention discloses a method for driving a DMD (digital micromirror device) to display a high-dynamic image in an ultrahigh-frame frequency manner. The method includes the following steps that: based on requirements of a DMD to display a high-dynamic image in an ultrahigh-frame frequency manner, an image of which the pixel dynamic range is 2<N> is split into 1 to N levels of bitmaps; based on the shortest time required by DMD hardware to load the bitmaps, respective modulation display time of the 1 to N levels of bitmaps is calculated, and 1 to M levels of bitmaps which require reversion operation are determined, and the modulation display time of M bitmaps which are obtained through reversion operation is respectively set as the shortest time required by the DMD to load the bitmaps; the 1 to N levels of bitmaps and the M bitmaps which are obtained through reversion operation are sequentially loaded to the DMD and are displayed according to the set modulation time, and therefore, ultrahigh-frame frequency display of the high-dynamic image can be realized. With the method of the invention adopted, limitation on a pulse width modulation method, of time required by the DMD to load the bitmaps can be eliminated. When the method is applied to 8-bit-gray-above high-dynamic image DMD display, the display frame frequency can be significantly improved.

The embodiment of the invention relates to the technical field of image processing, in particular to an image rendering method, device and equipment for virtual reality and VR equipment. The image rendering method for virtual reality, based on an open graphics library, comprises the following steps: in response to a vertical synchronization signal, obtaining an image rendered by a 3D rendering thread and a first attitude transformation matrix of the 3D rendering thread by an anti-distortion thread; changing the first attitude transformation matrix according to acquired attitude parameters of the virtual reality equipment to obtain a third attitude transformation matrix; and subjecting the rendered image to anti-distortion processing through the third attitude transformation matrix, outputting, and displaying. According to the embodiment, the picture rendering time is shortened, and the display frame rate is improved.

The invention relates to the technical field of data transmission, in particular to an image processing method and device for virtual reality equipment and the virtual reality equipment. The image processing method for the virtual reality equipment comprises the following steps: receiving a video signal through an HDMI; converting the video signal received by the HDMI into a video signal received by CSI (Channel State Information); and performing asynchronous time warping processing and asynchronous space warping processing on the video signal received by the CSI to generate a video signal received by the DSI. According to the image processing method, the display frame of the applied virtual reality equipment has a high display frame rate, meanwhile, the virtual reality equipment can receive and process the video signals without the help of an HDMI, and video and audio data in the video signals are stored to the maximum extent, so that the probability of data loss is reduced, and the user experience is improved. The low time delay and the refresh rate of the virtual reality equipment during data transmission are effectively improved, and high definition of image quality is ensured.