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36results about How to "Comfortable viewing experience" patented technology
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Portable electronic device and method for adjusting display orientation of the portable electronic device
ActiveUS20110032220A1Comfortable viewing experienceDigital data processing detailsCharacter and pattern recognitionComputer graphics (images)Display device
A portable electronic device may adjust a display orientation of a display screen of the portable electronic device according to data from a gravity sensor, a video camera, and a display orientation adjusting unit. The display orientation adjusting unit may analyze acceleration data of the portable electronic device to generate a first adjustment parameter, and analyze the facial image to generate a second adjustment parameter. Furthermore, the display orientation adjusting unit may determine whether the display orientation of the display screen needs to be adjusted, and adjust the display orientation of the display screen to a viewing orientation of the user according to the first adjustment parameter or the second adjustment parameter.
Owner:FIH (HONG KONG) LTD
Computer system and method for saving energy of screen thereof
InactiveCN101699367AReduce power consumptionNo sudden interruptionPower supply for data processingComputerized systemTimer
The invention discloses a method for saving the energy of a screen of a computer system. The computer system comprises a host, a screen and an input device. The screen displays picture data with one bit stage in multilevel display brightness bit stage. The energy-saving method comprises the steps: the host uses a timer to accumulate a first interval time when the input device is positioned under the signal stopping inputting state; the screen reduces at least one stage from the display brightness bit stage to display the picture data and accumulate a second interval time with the timer when the first interval time exceeds a first preset time; and the screen further reduces at least one stage from the current display brightness bit stage to display the picture data.
Owner:VIA TECH INC
Display device
ActiveCN105929587AImprove presenceControl spreadNon-linear opticsIdentification meansGratingDisplay device
The invention discloses a display device, relates to the technical field of display and aims to improve the viewing experience of viewers. The display device comprises a display panel and a grating layer arranged at the interior or exterior of the display panel, wherein the display panel comprises a plurality of R pixels, a plurality of G pixels and a plurality of B pixels; the grating layer comprises an R grating area corresponding to the R pixels, a G grating area corresponding to the G pixels and a B grating area corresponding to the B pixels; a center of a viewing field center area along with the display device is directed to a direction of a non-viewing field center of the display device; the grating periods of the B grating area, the G grating area and the B grating area are gradually shortened; the light emitted by positions corresponding to the R pixels of the display device, the light emitted by positions corresponding to the G pixels of the display device and the light emitted by positions corresponding to the B pixels of the display device are directly irradiated to eyes of the viewers. The display device provided by the invention is applied to virtual display.
Owner:BOE TECH GRP CO LTD
Portable electronic device and method for adjusting display orientation of the portable electronic device
ActiveUS8379059B2Comfortable viewing experienceDigital data processing detailsCharacter and pattern recognitionComputer graphics (images)Display device
A portable electronic device may adjust a display orientation of a display screen of the portable electronic device according to data from a gravity sensor, a video camera, and a display orientation adjusting unit. The display orientation adjusting unit may analyze acceleration data of the portable electronic device to generate a first adjustment parameter, and analyze the facial image to generate a second adjustment parameter. Furthermore, the display orientation adjusting unit may determine whether the display orientation of the display screen needs to be adjusted, and adjust the display orientation of the display screen to a viewing orientation of the user according to the first adjustment parameter or the second adjustment parameter.
Owner:FIH (HONG KONG) LTD
Display device
ActiveCN105892079AImprove presenceControl spreadDiffraction gratingsSteroscopic systemsGratingDisplay device
The invention discloses a display device, relates to the technical field of display, and aims to improve the watching experience of watchers. The display device comprises a first display panel and a first optical grating layer, wherein the first display panel comprises a left display area and a right display area; the optical grating period of a left eye R optical grating area, the optical grating period of a left eye G optical grating area and the optical grating period of a left eye B optical grating area are gradually reduced from the center of a left eye view field central area of the left display area to the central area of a non-left eye view field of the left display area; the optical grating period of a right eye R optical grating area, the optical grating period of a right eye G optical grating area and the optical grating period of a right eye B optical grating area are gradually reduced from the center of a right eye view field central area of the right display area to the central area of a non-right eye view field of the right display area. The display device disclosed by the invention is applied to near-to-eye display equipment.
Owner:BOE TECH GRP CO LTD
Interface layout method and wraparound interface system
ActiveCN105677275AImprove experienceA large amountDigital output to display deviceThree-dimensional spaceHuman–computer interaction
The invention discloses an interface layout method and a wraparound interface system. The interface layout method comprises that the whole interface is divided into several display objects, and the display objects are laid out in a wraparound manner in the three-dimensional space; the user's sight line is obtained, and the display object on the user's sight line is displayed to the user clearly in dependence on the direction of the user's sight line. A wraparound layout manner that the user is taken as the center in the three-dimensional space is employed, the number of the display objects that can be laid out is increased, and the scalability is high; the display object on the user's sight line is displayed to the user clearly, and the main content in the interface is effectively highlighted; the user can find the sense of presence and have a better user experience, the distance between the display object and the human eyes is corrected, the poor display effect that the object being close to the user is large and the object being far from the user is small is avoided, and a more comfortable viewing experience can be provided.
Owner:BEIJING PICO TECH
Method and apparatus for adjusting backlight brightness of display terminal and television set
InactiveCN105741787AMeet the requirements for comfortable viewingAvoid brightnessStatic indicating devicesLight perceptionOptoelectronics
The invention discloses a method for adjusting the backlight brightness of a display terminal. The method includes the steps of detecting and identifying the ambient light source type of the place where the display terminal is currently located through a spectrum sensor, correspondingly selecting light perception output compensation coefficient according to the identified environment light source type to conducting light perception compensation for the optical sensor, obtaining the corresponding light perception characteristic curve after light perception compensation has been done to the spectrum sensor, and adjusting the backlight brightness of the display terminal according to the light perception characteristic curve and corresponding preset backlight brightness adjusting experimental value. The invention further discloses an apparatus for adjusting the backlight brightness of a display terminal and a television set. The backlight brightness of a display terminal can be adjusted according to different environmental light sources, so that the display terminal allows a user to watch more comfortable under different environmental light sources, excessively high or low backlight brightness of the display terminal due to different ambient light sources can be prevented, and the user experience for watching is improved.
Owner:SHENZHEN TCL DIGITAL TECH CO LTD
Virtual reality terminal and adjustment method and device for display optical center distance of virtual reality terminal
InactiveCN106095106AComfortable viewing experienceAvoid cumbersomeInput/output for user-computer interactionGraph readingPupillary distancePupil
The embodiment of the invention provides a virtual reality terminal and an adjustment method and device for the display optical center distance of the virtual reality terminal, and belongs to the field of the virtual reality technology. The adjustment method includes the steps that the pupil distance of a current watcher using the virtual reality terminal is acquired; the optical center distance of a display unit in the virtual reality terminal is adjusted according to the pupil distance of the current watcher using the virtual reality terminal. By means of the virtual reality terminal and the adjustment method and device, the current watcher of the virtual reality terminal obtains the watching experience of higher comfort, and thus the complexity and inaccuracy of manual adjustment are avoided.
Owner:LETV HLDG BEIJING CO LTD +1
Image fusion method for dome screen system, and image fusion device thereof
InactiveCN108269231AEliminate color differencesUniform colorImage enhancementImage analysisProjection imageColor processing
The invention relates to an image fusion method for a dome screen system. The image fusion method for a dome screen system is characterized by determining the projection area of each projector by means of a mesh model of the dome screen body so as to enable each projector to have adjustability for the projection position; performing edge fusion on each projection area by means of polar coordinatesgeometrical correction processing, so as to enable the projection area image at different position and in different size to achieve the effect of accurate splicing; and respectively performing colorcalibration of the projectors and fusion band blanking operation of projection images by means of unified color processing and light leakage compensation processing, thus effectively avoiding color variation and luminance variation between each edge fusion image. By means of the steps provided by the image fusion method for a dome screen system, the stereo projection image on the dome screen bodycan achieve the display effect of complete frames, unified color and suitable luminance, and comfortable and perfect film watching experience can be brought to spectators. The image fusion device employing the image fusion method for a dome screen system can generate a standard fusion image with better display effect, and the dome screen system employing the image fusion method can have excellentprojection effect and can improve the film watching experience of spectators.
Owner:深圳市艺博堂文化科技集团有限公司
Electronic apparatus
ActiveUS11262794B2Good operational convenience and flexibilityImprove operational reliabilityInput/output for user-computer interactionLoudspeaker transducer fixingComputer hardwareDisplay device
Owner:ACER INC
Display device
ActiveCN105911710AImprove presenceControl spreadSteroscopic systemsOptical elementsDisplay deviceGrating
The invention discloses a display device, which relates to the technical field of display for improving the viewing experience of a viewer. The display device is used for carrying out virtual display; the display device comprises a display panel and a grating layer; along the direction of pointing to a non-left eye view field center area of the display device from the center of a left eye view field center area of the display device, the grating period of a left-eye R grating area, the grating period of a left-eye G grating area and the grating period of a left-eye B grating area are gradually reduced; and along the direction of pointing to a non-right eye view field center area of the display device from the center of a right eye view field center area of the display device, the grating period of a right-eye R grating area, the grating period of a right-eye G grating area and the grating period of a right-eye B grating area are gradually reduced. The display device provided by the invention is used for 3D display.
Owner:BOE TECH GRP CO LTD
Voice-self adaptive television
InactiveCN103248845AAutomatic volume adjustmentEliminate distractionsTelevision system detailsColor television detailsSelf adaptiveLoudspeaker
The invention provides a voice-self adaptive television, which comprises a television body internally provided with a volume control module and a loudspeaker; the television body also comprises an audio analysis module, a voice collector and an operating module; the audio analysis module analyzes the real-time decibel value of the television signal audio frequency generated by the loudspeaker in real time; the voice collector collects the mixed voice frequency formed by the voice of the television loudspeaker and a surrounding voice and analyzes the real-time decibel value of the mixed voice frequency; and the operating module performs subtracting on the real-time decibel values of the mixing voice frequency and the loudspeaker, computes the volume increasing value needed by the television loudspeaker according to the decibel value difference and overlaps the volume increasing value onto the current set volume by the volume control module. The television can automatically adjust the volume of the loudspeaker according to the surrounding volume, thus eliminating the interference of the surrounding volume to the television viewing.
Owner:苏州市伦琴工业设计有限公司
Electronic apparatus
ActiveUS20210365069A1Improve operational convenienceIncrease flexibilityInput/output for user-computer interactionLoudspeaker transducer fixingComputer hardwareDisplay device
Owner:ACER INC
Sliding rail television (TV)
InactiveCN104936024AIncrease viewing angleComfortable viewing experienceSelective content distributionControl systemEngineering
The invention relates to a sliding rail television (TV). The sliding rail TV comprises a TV main body and a control system; the bottom end of the TV main body is fixedly connected with a power-driven sliding block, a sliding rail is arranged to cooperate with the power-driven sliding block, the sliding rail is arranged along a length direction of the TV main body, and each of two ends of the sliding rail is provided with a limiting device; the frontage of the TV main body is provided with a camera device, the camera device and the power-driven sliding block are electrically connected with the control system. A position of a person in front of the TV can be positioned through the image recognition of the camera device, and the position of the TV main body can be adjusted according to the position of the person so that a user can always obtain an optimal viewing angle, and the most comfortable viewing experience is provided for the user. The TV is further provided with an unmanned delay power-off control unit for automatically turning off the TV after the user leaves, so that the energy consumption is reduced.
Owner:SICHUAN CHANGHONG ELECTRIC CO LTD
Electronic picture book system based on augmented reality, display method, device and medium
PendingCN110688003ARealistic Visual ExperienceImprove visual experienceInput/output for user-computer interactionAnimationAnimationDisplay device
The invention discloses an electronic picture book system based on augmented reality, a display method, a display device and a medium. The electronic picture book system comprises an interface displaymodule, a shooting module, a model generation module, a model display module and an interaction module. The electronic picture book system can generate augmented reality 3D animation, and has vivid visual experience; according to the method, a simple and efficient operation mode is realized through interactive interfaces of different levels which can jump mutually, so that a user can know the current operation depth by observing the content displayed by each interactive interface, and the operations such as selective playing of 3D animation can be conveniently carried out; the 3D animation model is rotated, zoomed, locked and unlocked by collecting the interactive gesture, so that a user can obtain visual experience in one direction by watching the 3D animation model and can also activelyoperate the 3D animation model, and the interactive experience is improved. The method is widely applied to the technical field of multimedia.
Owner:SOUTH CHINA NORMAL UNIVERSITY
VR video edge prefetching method and system based on reinforcement learning in C-RAN architecture
ActiveCN112202800AComfortable viewing experienceReduce latencyTransmissionSteroscopic systemsTime domainReinforcement learning algorithm
The invention discloses a VR video edge prefetching method and system based on reinforcement learning in a CRAN architecture. The method comprises the steps of collecting network throughput, user request information and cache state information in real time; determining the user experience quality of the single user based on the video quality, the video time domain jitter, the video space domain jitter and the time delay, and predicting the user experience quality gain of the single user; determining user experience quality gains of multiple users based on the user experience quality gain of the single user; optimizing the user experience quality gain of multiple users based on a reinforcement learning algorithm; and performing edge prefetching on the VR video based on the network throughput, the user request information, the cache state information and the optimized user experience quality gain of the multiple users. According to the method and the device, the time delay can be reducedby dynamically pre-fetching the multi-level cache in the C-RAN, and repeated data propagation is reduced, so that more comfortable VR video watching experience is provided for a user.
Owner:UNIV OF SCI & TECH OF CHINA
Double-screen linkage display method for two-dimensional view and naked-eye three-dimensional image of three-dimensional model
ActiveCN112969062AImprove efficiencyImprove reliabilityInput/output for user-computer interactionGraph readingAnatomical structuresMedicine
A double-screen linkage display method for a two-dimensional view and a naked-eye three-dimensional image of a three-dimensional model belongs to the technical field of free three-dimensional display, and comprises the following steps: 1, establishing a double-screen linkage display system which comprises a processor configured with Optix, Leap Motion, a three-dimensional display screen and a flat display screen; 2, setting parameter values; 3, importing a pixel-viewpoint corresponding matrix of the three-dimensional model and the two-dimensional composite image; 4, creating a virtual camera array; 5, setting a reference virtual camera; 6, displaying the two-dimensional view and the naked-eye three-dimensional image of the three-dimensional model in a linkage manner, including the steps of gesture interaction, camera parameter updating, generation and display of the two-dimensional view and the two-dimensional composite image, formation of the naked-eye three-dimensional image and the like. According to the invention, a doctor can control the viewing angle and size zooming of the plane view and the naked eye three-dimensional picture of the three-dimensional medical model in real time by using the rotation and grabbing of the palm, so that the interactive viewing of the multi-view and multi-size space information of the anatomical structure is realized, and the medical efficiency and reliability are improved.
Owner:JILIN UNIV
Naked eye three-dimensional display technology-based cinema playing system
InactiveCN107360414ASolve the problem of having to wear professional glassesSolve the troubleSteroscopic systemsOptical elementsUses eyeglassesGrating
The present invention provides a naked eye three-dimensional display technology-based cinema playing system. The system comprises a cinema scene module, a naked eye 3D terminal module and a 3D movie module; the cinema scene module is mainly composed of a stair-like seat assembly and a 7.1-channel acoustic system assembly; the naked eye 3D terminal module is mainly composed of a liquid crystal display assembly, an optical grating assembly and a host assembly; and the 3D movie module is mainly composed of a left-right format movie assembly and a multi-grid format movie assembly. The present invention aims to eliminate shortcomings in the prior art so as to provide the naked eye three-dimensional display-based cinema playing system. With the system adopted, the problem that a user must wear professional glasses for watching a 3D movie in a cinema can be solved; the eyesight of spectators can be greatly protected; troubles caused by wearing two sets of spectacles of spectators with myopia can be eliminated; comfortable viewing experiences can be provided for the spectators; and the blank of the naked eye three-dimensional display technology in the cinema field is filled; and the development of the naked eye three-dimensional display technology can be greatly promoted.
Owner:BEIJING HUIREN KANGNING TECH DEV
A multi-node ambient light lighting control method based on smart TV
ActiveCN103561345BImprove the display effectEnhanced presenceElectric light circuit arrangementEnergy saving control techniquesSmart environmentAmbient lighting
Owner:TPV DISPLAY TECH (XIAMEN) CO LTD
a display device
ActiveCN105911710BImprove presenceControl spreadSteroscopic systemsOptical elementsGratingDisplay device
The invention discloses a display device, relates to the field of display technology, and is used for improving viewing experience of viewers. The display device is used for virtual display, and the display device includes a display panel and a grating layer, along the center of the central area of the left-eye field of view of the display device, pointing to the direction of the non-left-eye central area of the field of view of the display device, and the left eye R The grating period of the grating area, the grating period of the left eye G grating area and the grating period of the left eye B grating area all gradually decrease, pointing to the center of the non-right eye field of view of the display device along the center of the right eye field of view center area of the display device The grating period of the right-eye R grating area, the grating period of the right-eye G grating area and the grating period of the right-eye B grating area all gradually decrease in the direction of the area. The display device provided by the invention is used for 3D display.
Owner:BOE TECH GRP CO LTD
Highway intelligent sign convenient to replace and installation method thereof
PendingCN113322854AAchieve fixationEasy to operateTraffic signalsRoad signsControl engineeringSprocket
The invention discloses an intelligent highway sign convenient to replace. The intelligent highway sign convenient to replace comprises a first stand column, a second stand column and a supporting rotary column; the first stand column and the second stand column are symmetrically located on the two sides of a highway respectively; the supporting rotary column is rotationally installed at the top of the first stand column; a side groove is formed in the side wall of the supporting rotary column; a threaded rod is rotationally installed in the side groove; sliding seats are slidably installed on the outer sides of the two ends of the threaded rod respectively; the sliding seats are connected with one end of a connecting arm; and an arc-shaped frame is installed at the other end of the connecting arm, Before use, the supporting rotary column for installing a sign body is parallel to the first stand column, the sign body can be conveniently installed on the supporting rotary column; after installation, a first rotary handle is rotated to drive a first chain wheel in a transmission box to rotate, and a second chain wheel and a rotary shaft are driven to rotate through chain transmission, and therefore, the supporting rotary column is driven to rotate in the rotary groove of the first stand column to a horizontal state for use, overall assembly and disassembly are convenient, and follow-up replacement of the mounted sign body is facilitated.
Owner:常州视美智能标识科技有限公司
Vehicle cabin film watching method and device and computer readable storage medium
PendingCN114179730AComfortable viewing experienceReduce use costElectric/fluid circuitComputer graphics (images)Engineering
Owner:阿维塔科技(重庆)有限公司
Reinforcement learning-based edge prefetching method and system for vr video in c-ran architecture
ActiveCN112202800BComfortable viewing experienceReduce latencyTransmissionSteroscopic systemsTime domainReinforcement learning algorithm
The invention discloses a VR video edge prefetching method and system based on reinforcement learning in a C-RAN architecture. The method includes: collecting network throughput, user request information and cache status information in real time; based on video quality, video time domain jitter, Video spatial jitter and delay determine the user quality of experience of a single user, and predict the user quality of experience gain of a single user; determine the user quality of experience gain of multiple users based on the user quality of experience gain of a single user; Optimize the quality of experience gain; edge prefetch for VR video based on network throughput, user request information, cache status information and optimized multi-user user quality of experience gain. The present invention can adopt the method of dynamically prefetching multi-level cache in C-RAN to reduce time delay and reduce repeated data transmission, thereby providing users with a more comfortable VR video viewing experience.
Owner:UNIV OF SCI & TECH OF CHINA
a display device
ActiveCN105892079BImprove presenceControl spreadDiffraction gratingsSteroscopic systemsGratingDisplay device
The invention discloses a display device, which relates to the field of display technology and is used for improving the viewing experience of a viewer. The display device includes a first display panel and a first grating layer. The first display panel includes a left display area and a right display area. In the field center area, the grating period of the R grating area of the left eye, the grating period of the left eye G grating area and the grating period of the left eye B grating area are gradually reduced, from the center of the center area of the right eye field of view in the right display area to the right In the non-center area of the right eye field of view in the display area, the grating period of the right eye R grating area, the grating period of the right eye G grating area and the grating period of the right eye B grating area are gradually reduced. The display device provided by the present invention is applied to a near-eye display device.
Owner:BOE TECH GRP CO LTD
Display apparatus and method for optimizing display mode
InactiveUS20200234617A1Comfortable viewing experienceImprove developmentCathode-ray tube indicatorsDigital output to display deviceComputer hardwareDisplay device
A display apparatus and method for optimizing a display mode are provided. The display apparatus and method for optimizing a display mode include a display, a memory and a processor. The memory includes a sampling module, a neural network module and a mode selection module. The display displays an image data stream and has display modes. The sampling module samples the image data stream in a first time interval to generate sampling data in response to a trigger signal. The neural network module classifies the sampling data through the neural network to generate a classification outcome corresponding to the display modes. The mode selection module selects one of the display modes according to the classification outcome to display the image data stream.
Owner:CORETRONIC
VR video multistage caching method and system based on reinforcement learning in C-RAN architecture
ActiveCN112202802AComfortable viewing experienceReduce latencyTransmissionSteroscopic systemsReinforcement learning algorithmEngineering
The invention discloses a VR video multistage caching method and system based on reinforcement learning in a CRAN architecture. The method comprises the steps of collecting network throughput, user request information and caching state information; determining the user experience quality of the single user based on the video quality, the video time domain jitter, the video space domain jitter andthe time delay; determining the user experience quality of multiple users based on the user experience quality of the single user; optimizing the user experience quality of multiple users based on a reinforcement learning algorithm; and caching the VR video based on the network throughput, the user request information, the caching state information and the optimized user experience quality of themultiple users. According to the method and the device, the time delay can be reduced by reasonably deploying the multi-level cache in the C-RAN, and repeated data propagation is reduced, so that morecomfortable VR video watching experience is provided for a user.
Owner:UNIV OF SCI & TECH OF CHINA
Omnibearing emulational electric fireplace
InactiveCN105823114AComfortable viewing experienceRealize full-angle viewingElectric heating systemElectric lightingElectricityCombustion
The invention discloses an omnibearing emulational electric fireplace. The omnibearing emulational electric fireplace comprises a fireplace top cover, a cylindrical mirror image screen, emulational charcoal, a cylindrical imaging screen, a flame imaging device and a heating device. The cylindrical imaging screen is arranged in the cylindrical mirror image screen. The emulational charcoal is arranged outside the cylindrical imaging screen. The flame imaging device is arranged in the cylindrical imaging screen. The fireplace top cover is arranged at the top of the cylindrical mirror image screen. A voice device is arranged on the inner side of the fireplace top cover. Sound outlets are formed in the fireplace top cover. The heating device is arranged at the bottom of the cylindrical mirror image screen. By the adoption of the omnibearing emulational electric fireplace, the flame combustion effect can be observed at all angles, and a user can obtain more comfortable watching experience.
Owner:XUZHOU NORMAL UNIVERSITY
A dual-screen linkage display method of a 2D view of a 3D model and a naked-eye 3D image
ActiveCN112969062BImprove efficiencyImprove reliabilityInput/output for user-computer interactionGraph readingRadiologyVirtual camera
A dual-screen linkage display method of a three-dimensional model two-dimensional view and naked-eye three-dimensional image belongs to the field of free stereoscopic display technology. The present invention includes: 1. Establishing a dual-screen linkage display system, including a processor configured with Optix, Leap Motion, a three-dimensional display screen, Flat display screen; 2. Set parameter values; 3. Import the pixel-viewpoint correspondence matrix of the 3D model and the 2D composite image; 4. Create a virtual camera array; 5. Set the reference virtual camera; View and naked-eye 3D images, including gesture interaction, updating camera parameters, generating and displaying 2D views and 2D composite images, forming naked-eye 3D images, etc.; the invention allows doctors to use palm rotation and grasping to control 3D medical models in real time The viewing angle and size scaling of the plane view and naked-eye stereoscopic images realize the interactive viewing of multi-view and multi-dimensional spatial information of anatomical structures, thereby improving the efficiency and reliability of medical treatment.
Owner:JILIN UNIV
Multi-level caching method and system for vr video based on reinforcement learning in c-ran architecture
ActiveCN112202802BComfortable viewing experienceReduce latencyTransmissionSteroscopic systemsTime domainReinforcement learning algorithm
The invention discloses a VR video multi-level cache method and system based on reinforcement learning in a C-RAN architecture. The method includes: collecting network throughput, user request information and cache status information; based on video quality, video time domain jitter, video Airspace jitter and delay determine the quality of user experience of a single user; determine the quality of user experience of multiple users based on the quality of user experience of a single user; optimize the quality of user experience of multiple users based on reinforcement learning algorithms; based on network throughput, user request information , caching status information, and optimized multi-user user experience quality to cache VR videos. The present invention can adopt the method of rationally deploying multi-level cache in C-RAN to reduce time delay and reduce repeated data transmission, so as to provide users with more comfortable VR video viewing experience.
Owner:UNIV OF SCI & TECH OF CHINA
a display device
ActiveCN105911711BIncrease the number of raysHigh strengthNon-linear opticsIdentification meansGratingDisplay device
The invention discloses a display device, relates to the field of display technology, and is used for improving viewing experience of viewers. The display device includes: a display panel, and a grating layer arranged inside or outside the display panel; along the direction from the center of the sight-concentration area of the display device to the non-line-of-sight concentration area of the display device, the grating period of the grating layer After the incident light incident on the grating layer is diffracted in the area corresponding to the non-line-of-sight concentration area of the display device, the obtained non-zero-order diffracted light falls into the viewer's line of sight. The grating period of the grating layer gradually decreases along the direction from the center of the line-of-sight concentrated area to the non-line-of-sight concentrated area, and the incident light is diffracted in the area corresponding to the non-line-of-sight concentrated area of the grating layer and obtained non-zero-order diffracted light Fall into the viewer's line of sight, increase the light quantity and intensity of the light emitted from the non-sight concentration area and fall into the viewer's line of sight, and improve the viewing experience of the viewer.
Owner:BOE TECH GRP CO LTD
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