Abstract:
An educational system using virtual reality includes an image computer for extracting an image of a student from an entire image acquired by capturing the student; a remote lecturer computer for extracting an image of a lecturer at a remote place from an entire image acquired by capturing the remote lecturer. Further, the educational system using the virtual reality includes a classroom lecturer computer for executing learning content in which a virtual space is implemented, and performing real-time communication with the remote lecturer computer; and a virtual reality computer for combining the image of the student and the image of the remote lecturer with the virtual space of the learning content.
Abstract:
An array substrate for an in-plane switching mode liquid crystal display device includes a gate line on a substrate; a gate insulating layer on the gate line; first and second data lines on the gate insulating layer and crossing the gate line to define a pixel region; a first thin film transistor (TFT) in the pixel region and connected to the gate line and the first data line; a second TFT in the pixel region and connected to the gate line and the second data line; a passivation layer on the first and second data lines and the first and second TFTs; a first pattern connected to the first TFT and extending along the gate line; a plurality of first electrodes connected to the first pattern and spaced apart from each other, the plurality of first electrodes parallel to the first and second data lines; a second pattern extending to be parallel to the first pattern; a second electrode extending along the first data line and spaced apart from the first data line by a first distance; a third electrode connected to the second pattern and extending along the second data line, the third electrode connected to the second TFT and spaced apart from the second data line by a second distance; and a plurality of fourth electrodes connected to the second pattern and alternately arranged with the plurality of first electrodes, wherein the plurality of first electrodes and the plurality of fourth electrodes are disposed between the second and third electrodes.
Abstract:
An in-plane switching mode liquid crystal display device includes a plurality of gate lines and data lines defining a plurality of pixel areas including at least first and second regions, a driving device for supplying a signal to adjacent pixel areas, a plurality of pixel electrodes within the first and second regions within the pixel area, the pixel electrodes being supplied a first data voltage from the driving device of the corresponding pixel to the first region and being supplied a second voltage from the driving device of an adjacent pixel within the second region, and a plurality of common electrodes within the first and second regions of the pixel areas for forming a horizontal electric field together with the pixel electrodes.
Abstract:
A liquid crystal display device includes first and second substrates facing each other and having a pixel region; a liquid crystal layer between the first and second substrates; a first polarizer on an outer surface of the second substrate; and a friction reducing layer on an outer surface of the first polarizer.
Abstract:
A method of fabricating a liquid crystal display device includes forming a thin film transistor array on an active area of a first substrate, forming a color filter layer and a black matrix layer on a second substrate, forming a sealant along a peripheral portion of the second substrate, bonding the first and second substrates, and hardening the sealant by exposure to light, wherein the black matrix layer and the sealant are offset and do not overlap each other.
Abstract:
An in-plane switching mode liquid crystal display device includes a plurality of gate lines and data lines defining a plurality of pixel areas including at least first and second regions, a driving device for supplying a signal to adjacent pixel areas, a plurality of pixel electrodes within the first and second regions within the pixel area, the pixel electrodes being supplied a first data voltage from the driving device of the corresponding pixel to the first region and being supplied a second voltage from the driving device of an adjacent pixel within the second region, and a plurality of common electrodes within the first and second regions of the pixel areas for forming a horizontal electric field together with the pixel electrodes.
Abstract:
A method for recognizing markers printed on a learning material, includes sampling an image of the learning material; grouping the sampled image of pixels into a first image group and a second image group based on a threshold; and calculating medians of the first image group and the second image group to update the threshold with a first average value of the calculated medians. Further, the method for recognizing markers printed on the learning material includes repeating the above until a difference between a previous threshold and an updated threshold is equal to or smaller than a reference value; binarizing an image captured by a camera based on the updated threshold; and detecting the markers based on the binary image.
Abstract:
A liquid crystal display device includes a gate line on a substrate including a display region and a non-display region; odd and even data lines crossing the gate line to define a pixel region in the display region; a thin film transistor connected to the gate line and one of the odd and even data lines; a pixel electrode in the pixel region and connected to the thin film transistor; first and second data link lines electrically connected to the odd and even data lines, respectively, and formed with a gate insulating layer therebetween; and first and second data pad electrodes at one ends of the first and second data link lines, respectively.
Abstract:
A method of fabricating a liquid crystal display panel, includes providing a mother substrate having a plurality of display panel regions of different sizes, and forming a plurality of display panel substrates each formed at one of the display panel regions, parts of the display panel substrates to be rubbed being aligned to one side of the mother substrate where rubbing is to start.
Abstract:
A liquid crystal display device includes a plurality of liquid crystal cells on a substrate, a plurality of drive lines extending along first and second directions and connected to the plurality of liquid crystal cells, a plurality of pad lines extending from each of the plurality of drive lines at a first angle from one of the first and second directions, and a plurality of pads extending at the first angle and connected to each of the plurality of pad lines for supplying external drive signals.