292results about How to "Increase viewing angle" patented technology

The present invention provides a see-through transmitting-reflecting projection screen excellent in transparency, capable of sharply displaying, on its both sides, identical or different images even under bright environmental light.

A transmitting-reflecting projection screen 10 comprises a reflection-type screen 11 and a transmission-type screen 12. The reflection-type screen 11 reflects a specific polarized component of imaging light projected. The reflection-type screen 11 does not reflect a polarized component, different from the specific polarized component, of the imaging light, and this polarized component passes through the reflection-type screen 11 and the transmission-type screen 12.

With a display device using a pixel which includes a sub-pixel, the display device with improved viewing angle and quality of moving image display is provided without increase in power consumption by driving of the sub-pixel. A circuit which can change conducting states by a plurality of switches is provided, and charge in a plurality of sub-pixels and a capacitor element is transported mutually, so that desired voltage is applied to the plurality of sub-pixels without applying voltage in plural times from external. Moreover, a period in which each sub-pixel displays black is provided in accordance with transfer of charge.

The invention relates to the technical field of stereo image printing, in particular to a stereo image printed matter and a stereo image printing process. The stereo image printing process includes the steps of preparing a microlens array, printing stereo printed lines and printing background colors. The stereo image printing process is simple, and high in operability and working efficiency. The manufactured stereo image printed matter comprises a microlens layer, a transparent base material layer, a stereo printed line layer and a background color layer from top to bottom. The stereo image printed matter has the advantages of being high in stereo image effect, and capable of being displayed in a multi-view mode and being applied to the fields of packing materials, furniture decoration, clothing accessories, accessories and jewelries, anti-counterfeit printing, photographic studios and imaging, advertising design and the like.

An array substrate for use in an in-plane switching liquid crystal display device includes a plurality of gate lines having a first direction on a substrate; a plurality of data lines having a second direction substantially perpendicular to the plurality of gate lines, wherein pairs of the gate and data lines define a pixel region; a common line in the first direction between the plurality of gate lines; a plurality of common electrodes extending from the common line in the pixel region, wherein the common electrodes have an arc shape; thin film transistors disposed at four corners of the pixel region near crossings of the gate and data lines; a capacitor electrode above a portion of the common electrodes, wherein the capacitor electrode is connected to a corresponding thin film transistor; and a plurality of pixel electrodes connected to the capacitor electrode and disposed between the arc shape of the common electrodes, wherein the pixel electrodes are arc shaped, wherein the pixel region is divided into a plurality of sub pixels, each of which includes one thin film transistor, at least one capacitor electrode, and at least one pixel electrode.

A LED luminaire includes a body portion having a lighting module and an optical structure formed integrally with the body portion. The optical structure is formed within the body portion and located in a light-projection direction of the lighting module. The optical structure substantially is a sheet-like structure with a first surface and a second surface. The first surface has at least two side portions with a first curvature, and the second surface has a second curvature. The first curvature is greater than the second curvature. Thereby, the view angle of the light is increased as the light generated from the lighting module passes through the optical structure.

An optical device can produce a virtual image visible from a vantage point. The device has one or more lenses, a source for producing light, and an internally illuminable, non-transparent display object. The source can produce light in the display object in order to internally illuminate the display object and cause it to predominantly radiate internal light. The lens(es) can project a virtual image of the display object. In some instances two or more devices with matching display objects may be used to project one virtual image of the display objects. Each device is angled in order to increase the field of view of the virtual image.

The embodiment of the invention discloses a system and a method for showing image information. The system comprises a panoramic image information collecting device for collecting panoramic image information via a panoramic camera shooting module and transmitting the collected panoramic image information to an image information transmission system connected with the panoramic image information collecting device, the image information transmission system for receiving the panoramic image information collected by the panoramic image information collecting device currently and transmitting the panoramic image information to an image information experiencing device connected with the image information transmission system; the image information experiencing device for detecting current visual angle of experience user and extracting image information of current visual angle from the panoramic image information, and showing the extracted image information; wherein the image information comprises a static image and/or dynamic video image. The system and the method for showing the image information could improve the visual angle of the image information.

The present disclosure proposes a three-dimensional imaging device. The device includes a liquid crystal display for displaying elemental images and a lens array, and light emitted from the liquid crystal display is transmitted through the lens array, wherein, a first device capable of affecting the polarization state of the light and a phase retardation unit are arranged between the liquid crystal display and the lens array, and the light from the liquid crystal display successively passes through the first device and the phase retardation unit and then enters the lens array. The device according to the present disclosure has the advantage that the viewer can receive complete images with a resolution through the twisted nematic liquid crystal cell with high refresh rate.

The invention provides a protection method for an inclined slope on a river bank of a quasi ecological lake. Ditches are dug on the sloping surface of the inclined slope on the river bank and made to be lengthways and widthways connected to form a network shape, each ditch has a width of 30 cm to 40 cm and a depth of 25 cm to 30 cm. For an inclined slope on a river bank made of sandy soil, the area in a shell frame formed among the ditches is from 3m to 4m. For an inclined slope on a river bank made of viscous soil, the area in a shell frame formed among the ditches is from 5m to 6m. A mode of permanent planting with high density is adopted, hygrophytes are planted in the ditches, cover plants are planted in the shell frame formed among the ditches, and emergent aquatic plants and submerged plants are planted at the lower part of the sloping surface. The invention has simple construction and low cost, can have the action for preventing flushing and protecting an earth mound, is propitious to conserve water and soil and lower the sloping surface flushing degree, provides the living environment for animals, plants and microorganisms, enables the ecological system on the sloping bank to keep stable, and has the action for beautifying the environment.

To provide a liquid crystal display device capable of generating the transition of a liquid crystal layer from a splay alignment state to a bend alignment state quickly and stably without applying a high driving voltage.The liquid crystal display device is provided with a liquid crystal panel 2 having: a pair of substrates 3, 4 , which are arranged oppositely to each other and in which electrodes 19, 25 and alignment layers 21, 26 are formed on respective counter surfaces thereof; an OCB mode liquid crystal layer 5 in which a nematic liquid crystal sealed in between the pair of substrates 3, 4 is splay aligned with the alignment layers 21, 26 and the splay aligned nematic liquid crystal is subjected to the transition to the bend aligned state with the driving voltage applied between the electrodes 19, 25; and spacers 6 arranged inside the liquid crystal layer 5 and retaining a gap between the pair of mutually opposing substrates 3, 4 uniform. The spacers 6 are subjected to a surface treatment for accelerating the transition of the liquid crystal layer 5 from the splay aligned state to the bend aligned state.

An optical projection system comprising an image generating laser projector, a diffusive structure and an observer is described. The system is designed such that the light of each image pixel maintains a non-disturbed wavefront through-out the optical system preventing the creation of speckles on the image sensor of the observer.

The invention discloses an optical membrane material, a color film substrate, a manufacturing method of the color film substrate and a display device and belongs to the technical field of liquid crystal display. The color film substrate comprises a substrate, a color resistance layer and a divergence layer. The color resistance layer and the divergence layer are arranged on the substrate, and the color resistance layer and the substrate are located on the same side of the divergence layer. The color resistance layer comprises multiple color resistance blocks arranged in an arrayed mode, the divergence layer comprises multiple divergence structures corresponding to the color resistance blocks one to one, each divergence structure is used for diverging light vertically emitted from the color film substrate, the light transmitting the color resistance blocks is diverged to a larger angle range through the divergence structures, and therefore the visible view angle of a liquid crystal displayer is increased. A backlight module providing parallel light can be adopted in a display panel adopting the color film substrate, and when the parallel light emitted by the backlight module vertically enters the display panel, the phenomenon of color cast can be avoided.

The invention discloses a new application of a method for controlling display directions of screen characters and images by using facial recognition. The method for controlling the display directions of the screen characters and the images by using the facial recognition can solve the problems that the orientation of a screen needs to be calibrated for the screen character and the image display of a traditional electronic mobile product and the traditional electronic mobile product is inconvenient. Screen contents are automatically aligned to the face through facial recognition, and the screen contents are automatically adjusted to an optimum watching angle through the facial recognition.

The invention provides a display device, a preparation method thereof and a method for modifying the color of light beam. The display device comprises a blue light source and a display panel; one surface of the display side substrate of the display panel, facing to the blue light source, is sequentially provided with a color modifying layer, a blue filter layer and an internal polarization layer; the color modifying layer comprises a plurality of color excitation units; each color excitation unit comprises a plurality of fluorescent powder particles; only the blue light beam is allowed to pass by the blue filter layer and the non-blue light beam is absorbed by the blue filter layer. The blue light beam enters the color excitation unit through the internal polarization layer and the blue filter layer; and the blue light beam entering the color excitation unit excites the fluorescent powder particles so as to generate different color lights, wherein, part of the lights of different colors move towards the blue filter layer, namely being absorbed by the blue filter layer, so as to reduce the possibility of affecting the color presenting of other parts of the color modifying layer and reduce the effects on the optical behavior in the liquid crystal layer.

The invention discloses a 3D display apparatus which comprises a collimation backlight, a display unit, an interference filter and a lens array. The collimation backlight comprises a first backlight source and a second backlight source. The display unit comprises a plurality of sub-pixel units. The interference filter comprises a first interference filtering unit and a second interference filtering unit. The lens array comprises a plurality of lens units. The 3D display apparatus of the invention provides high resolution and the visual angle of the apparatus is also relatively wide.

This invention relates to image display system. It includes remote controller and image display device. The controller includes button set and wireless transmission module. The module is used to transform operation signal corresponding to triggered button into wireless signal and output as wireless transmission style when at least one button is triggered. The image display device is used to display image and adjust displaying surface right side up according to the wireless signal. The device includes wireless receive module, drive and control unit. The wireless module receives wireless signal and transforms it into electrical signal for output. The drive is used to drive the displaying device rotating. The control unit is used to control the drive according to the electrical signal to make the displaying device rotate.

The present invention relates to an image display system, including image display main machine and remote controller. Said image display main machine is used for displaying image, and includes wireless receiving module, driver and control unit, and the remote controller includes regulation unit and wireless transfer module. The regulation unit is used for regulating display surface direction of image display main machine, the wireless transfer module is used for converting correspondent operation signal into wireless signal and outputting it to wireless receiving module when the regulation unit is triggered. The wireless receiving module is used for receiving wireless signal and converting it into electric signal output. The control unit is used for controlling driver according to electric signal and making driver drive image display main machine and make it be turned.

The present invention relates to a magnifying display screen device, which includes a stand, a display module, a reflective module and a magnifying module, objects could be magnified several times and imaged far longer than several times of the object distance according to the principle of virtual imaging of concave mirrors, and a screen image of a mobile phone, a computer, a video player, a USB flash drive or a SD memory card can be magnified by a connection with the mobile phone, the computer the video player, the USB flash drive or the SD memory card, to thereby provide the optimized projection light path, so that users could watch an ideal magnified image to effectively reduce the burden on eyes.