Patent application number | Description | Published |
20110013123 | TRANSPARENT DISPLAY DEVICE - Disclosed is a transparent display device including a light guide plate formed with a plurality of concave patterns at the lower surface thereof to totally reflect polarized light entered in a lateral direction while transmitting natural light entered from a lower direction therethrough; a light source disposed in a lateral direction of the light guide plate to emit visible light including first and second polarized lights; a first polarizing plate disposed at a lateral portion of the light guide plate to transmit either one of the first and second polarized lights through the light guide plate; a liquid crystal panel for driving liquid crystals to change the phase of the polarized light; and a second polarizing plate for controlling an amount of the polarized light according to the changed phase of the polarized light. | 01-20-2011 |
20110128475 | LIQUID CRYSTAL DISPLAY MODULE - Disclosed is a liquid crystal display module that improves luminance of a liquid crystal panel by enhancing a light transmittance. The liquid crystal display module comprises a liquid crystal panel with plural unit pixels for converting incident light into colored light, wherein each unit pixel includes red (R), green (G), blue (B), and white (W) sub-pixels; a light source for supplying light to the liquid crystal panel; an optical member for guiding light emitted from the light source toward a frontal direction of the liquid crystal panel; and a polarizing means including a polarization area for polarizing the light outgoing from the liquid crystal panel, and a hole for transmitting the light therethrough. | 06-02-2011 |
20110128476 | LIQUID CRYSTAL DISPLAY MODULE - A liquid crystal display module is disclosed, which facilitates to improve luminance of a liquid crystal panel by enhancing a light transmittance, the liquid crystal display module comprising a liquid crystal panel with plural unit pixels, wherein each unit pixel includes red(R), green(G), blue(B), and white(W) sub-pixels, for converting incident light into colored light; a light source for supplying light to the liquid crystal panel; a light-guiding plate for changing a horizontal direction of incident light from the light source into a vertical direction; and a polarizing plate including a polarization area for polarizing the light outgoing from the liquid crystal panel, and a hole for transmitting the light therethrough. | 06-02-2011 |
20110134367 | POLARIZATION SHEET AND LIQUID CRYSTAL DISPLAY DEVICE HAVING THE SAME - Disclosed is a liquid crystal display device capable of enhancing luminance thereof, the device including a liquid crystal display panel for displaying an image; a light source for emitting light; a light guide plate for guiding the light emitted from the light source; an optical sheet above the light guide plate to enhance the efficiency of light input from the light guide plate; a polarization sheet above the optical sheet, the polarization sheet polarizing the light supplied to the liquid crystal display panel into a first polarizing direction and converting the light having a second polarizing component into the light having a first polarizing component to supply the light having the converted polarizing component into the liquid crystal display panel; and a polarizer onto the liquid crystal display panel to adjust transmittance of light transmitted through the liquid crystal display panel. | 06-09-2011 |
20110141388 | TRANSPARENT DISPLAY DEVICE AND ELECTRONIC APPARATUS HAVING THE SAME - A transparent display device for enhancing optical transmissivity in a transparent mode, is discussed. The transparent display device may include a liquid crystal panel; a light source disposed at one side of a lower portion of the liquid crystal panel to emit light; a first polarizing plate for polarizing the light emitted from the light source; a light guide plate disposed at a lower portion of the liquid crystal panel to totally reflect the light polarized to an axis by the first polarizing plate to a lateral surface thereof and supply to the liquid crystal panel, and transmit natural light entered from a lower direction therethrough; and a second polarizing plate disposed at an upper portion of the liquid crystal panel to control the amount of polarized light passing through the liquid crystal panel. | 06-16-2011 |
20110261289 | HYBRID TYPE LIQUID CRYSTAL DISPLAY DEVICE - The present disclosure relates to a hybrid type liquid crystal display device. The present disclosure suggests a hybrid type liquid crystal display device comprising a liquid crystal display panel having a display area; and a window area defined within the display area, wherein an image disposed at outside of the liquid crystal display panel is shown in front of the liquid crystal panel through the window area. The present disclosure suggests a hybrid type display device in which main video data is represented using the liquid crystal display device, an additional image represented on an external screen is shown through the liquid crystal display device, or the external image can be shown by overlapping with the main video data of the liquid crystal display device, as needed. | 10-27-2011 |
20110261291 | TRANSPARENT DISPLAY DEVICE - Disclosed is a transparent display device for enhancing image quality, and the transparent display device may include liquid crystal display panel; a light source disposed at one side of a lower portion of the liquid crystal display panel to emit light; a first polarizing plate to first-polarize the light emitted from the light source; a light guide plate at a lower portion of the liquid crystal display panel to receive the light first-polarized by the first polarizing plate through a lateral surface thereof, a pattern being formed on the upper surface of the light guide plate to output the incident first-polarized light in a lower direction of the light guide plate; a second polarizing plate at an upper portion of the liquid crystal display panel to control the amount of light transmitting the liquid crystal display panel; and a first optical sheet at a lower portion of the light guide plate to reflect the first-polarized light received from the light guide plate, and transmit a second polarization component of natural light received from the lower portion thereof. | 10-27-2011 |
20110299010 | TRANSPARENT LIQUID CRYSTAL DISPLAY DEVICE - Disclosed is a transparent liquid crystal display device provided with a compensation film of a liquid crystal panel to change the polarizing state of light in an image mode thereby enhancing a viewing angle characteristic, and the transparent liquid crystal display device may include a liquid crystal panel; a light source disposed at one side of a lower portion of the liquid crystal panel to emit light; a first polarizing plate for polarizing the light emitted from the light source; a light guide plate disposed at a lower portion of the liquid crystal panel to totally reflect the light polarized to an axis by the first polarizing plate to a lateral surface thereof and supply to the liquid crystal panel, and transmit natural light entered from a lower direction therethrough; a second polarizing plate disposed at an upper portion of the liquid crystal panel to control the amount of polarized light transmitting the liquid crystal panel; and a first positive A-film disposed at a lower portion of the liquid crystal panel to change the polarized state of the light outputted from the light guide plate and supplied to the liquid crystal panel, wherein the horizontal direction phase difference value (Re) is 120 nm. | 12-08-2011 |
20140347606 | TRANSPARENT DISPLAY DEVICE - Disclosed is a transparent display device including a light guide plate formed with a plurality of concave patterns at the lower surface thereof to totally reflect polarized light entered in a lateral direction while transmitting natural light entered from a lower direction therethrough; a light source disposed in a lateral direction of the light guide plate to emit visible light including first and second polarized lights; a first polarizing plate disposed at a lateral portion of the light guide plate to transmit either one of the first and second polarized lights through the light guide plate; a liquid crystal panel for driving liquid crystals to change the phase of the polarized light; and a second polarizing plate for controlling an amount of the polarized light according to the changed phase of the polarized light. | 11-27-2014 |