Abstract: An organic light-emitting display device is disclosed. In one embodiment, the device includes a display unit having a plurality of pixels and an electronic ink layer for changing a distribution of charged ink particles and selectively substantially covering the pixels on the display unit. The device provides black visibility while it is powered off using an electronic ink layer operating in the same manner as a shutter so that a reduction of brightness while forming an image may be inhibited.

Abstract: An organic light emitting diode (OLED) display is disclosed. In one embodiment, the OLED display includes i) an OLED comprising i) a first electrode, ii) an organic emission layer formed on the first electrode, and iii) a second electrode formed on the organic emission layer, ii) a dual brightness enhancement film (DBEF) formed over the second electrode of the OLED, iii) a first polarizing plate formed on the DBEF, iv) a cholesteric liquid crystal (CLC) layer formed on the first polarizing plate, v) a phase delay plate that is a ¼ wavelength plate formed on the CLC layer and vi) a second polarizing plate formed on the phase delay plate.

Abstract: An OLED display includes a first substrate including a thin film transistor and an OLED, and a second substrate on the first substrate and including a corner-cube pattern facing the first substrate.

Abstract: An organic light emitting diode display is disclosed. In one embodiment, the display includes 1) an organic light emitting diode comprising i) a pixel electrode, ii) an organic emission layer formed on the pixel electrode, and iii) a common electrode formed on the organic emission layer, 2) a dual brightness enhancement film formed over the common electrode of the organic light emitting diode, 3) a first phase delaying plate formed on the dual brightness enhancement film, 4) a corner cube film formed on the first phase delaying plate, 5) a second phase delaying plate formed on the corner cube film and a 6) polarizing plate formed on the second phase delaying plate, wherein at least one of the elements 2)-5) is configured to reduce reflection of external light incident onto the polarizing plate and/or reduce the loss of light emitted from the organic emission layer before outputting the emitted light through the polarizing plate.

Abstract: A sealing inspection device for detecting a bonding error at a sealing region of an upper and a lower plate in a flat panel display apparatus in which the upper and lower plates are bonded to each other by a sealing member, the sealing inspection device includes a light source configured to emit light, a polarizer configured to polarize the light emitted from the light source, the polarized light being incident on and reflected from the sealing region of the flat panel display, an optical spectrum analyzer configured to analyze the light reflected from the sealing region with respect to wavelength ranges and to determine whether a bonding error exits at the sealing region, and a beam splitter configured to change a path of the reflected light toward the optical spectrum analyzer.

Abstract: An optical unit on a light emitting unit includes a first polarizing plate on the light emitting unit, a second polarizing plate on the first polarizing plate, the second polarizing plate having a higher polarization degree than the first polarizing plate, and a plurality of phase shift plates between the first polarizing plate and the second polarizing plate.

Abstract: An organic light emitting diode (OLED) display according to an exemplary embodiment includes a display substrate on which a plurality of organic light emitting diodes are formed; a conducting material layer contacting one of electrodes included in the organic light emitting diode; an encapsulation substrate facing the display substrate; and an anti-reflective light transmission layer that is formed on a surface of the encapsulation substrate and is connected to the conducting material layer.

Abstract: The present invention relates to an OLED display. In some embodiments, the OLED display may employ combinations of linear polarization, circular or elliptical polarization, and phase delay in order to suppress reflection from external light while minimizing the loss of emitted light from the OLED display. For example, the OLED in the display includes a stack having a first electrode, an organic emission layer, and a second electrode, a DBEF formed on the OLED, a first polarizing plate formed on the DBEF, a second polarizing plate formed on the first polarizing plate, and a plurality of phase delay plates formed between the first polarizing plate and the second polarizing plate.

Abstract: An organic light emitting diode (OLED) display device includes a first substrate main body divided into a plurality of pixel areas, and a non-pixel area respectively disposed between each of the plurality of pixel areas; a plurality of organic light emitting elements formed in each of the plurality of pixel areas; a second substrate main body disposed to face to the plurality of organic light emitting elements with a vacuumed space therebetween; and a selective light absorbing layer formed on a major surface of the second substrate main body and the selective light absorbing layer facing toward the non-pixel area, and the selective light absorbing layer selectively absorbing light of a color that corresponds to a major color component among color components of external incident light reflected at one of the plurality of organic light emitting elements neighboring the non-pixel area.

Abstract: An OLED display includes a pixel electrode on a substrate, an organic emission layer on the pixel electrode, a first common electrode on the organic emission layer, a transmission layer on the first common electrode, a second common electrode on the transmission layer, a selective reflective layer on the second common electrode, a polarizing plate on the selective reflective layer, and a phase delay plate between the polarizing plate and the second common electrode.

Abstract: An organic light emitting diode display includes: a substrate; a first electrode positioned on the substrate; an organic layer positioned on the first electrode; a transflective layer positioned on the organic layer; an organic emission layer positioned on the transflective layer; and a second electrode positioned on the organic emission layer.

Abstract: An organic light-emitting device includes a substrate; an encapsulation substrate; an organic light-emitting unit interposed between the substrate and the encapsulation substrate; and a layer having an UV shielding capability interposed between the encapsulation substrate and the organic light-emitting unit.

Abstract: An OLED display includes a substrate member, a plurality of pixel electrodes on the substrate member, a pixel defining layer on the substrate member, the pixel defining layer including a pixel defining part and a plurality of light scattering spacer parts, the pixel defining part including a plurality of openings corresponding to and exposing the pixel electrodes, and the light scattering spacer parts protruding upward from the pixel defining part away from the substrate member, an organic light emitting layer on the pixel electrodes, a first common electrode on the organic light emitting layer, at least a portion of the first common electrode being on the pixel defining layer to overlap the light scattering spacer parts, a transmissive film on the first common electrode, and a second common electrode on the transmissive film.

Abstract: An organic light emitting diode (OLED) display according to an exemplary embodiment includes an organic light emitting display panel that includes an organic light emitting member, a polarizing plate that is spaced-apart from the organic light emitting display panel and arranged at an upper portion thereof, and a window that is attached to an upper portion of the polarizing plate and protects the organic light emitting display panel. The polarizing plate may include a linear polarizing member and a retardation film that is disposed under the linear polarizing member. According to the exemplary embodiment, the external light visibility can be improved by absorbing light that is incident on the lower portion of the polarizing plate by the polarizing plate by attaching the polarizing plate to the lower portion of the window and separating the polarizing plate from the organic light emitting display panel.

Abstract: An organic light emitting diode display includes a substrate, a pixel electrode, a pixel defining film, a light absorbing layer pattern, an organic light emitting layer and a common electrode. The pixel electrode is formed on the substrate, and the pixel defining film formed on the substrate has an opening to expose the pixel electrode. The light absorbing member divides the opening into a plurality of sub-emitting areas within the opening of the pixel defining film. The organic light emitting layer is formed on the pixel electrode, and the common electrode is formed on the organic light emitting layer.

Abstract: An organic light emitting display device is disclosed. The display device has improved yield because luminance of the manufactured display devices can be adjusted so as to meet the manufacturing specification. The display device includes a gamma measurer configured to measure a gamma value by comparing the amount of current with a luminance of the pixel unit, a voltage estimator configured to calculate a voltage of the first power supply based on a difference in a desired gamma value and a gamma value measured by the gamma measurer, and a DC-DC converter configured to generate voltages for the first and second power supplies, wherein the voltage of at least the first power supply is based on the voltage calculated by the voltage estimator.

Abstract: A polarizing film, a polarizing plate, a method of preparing the polarizing film, and an organic light-emitting apparatus including the polarizing plate.

Abstract: An organic light emitting diode (OLED) display device is disclosed. In one embodiment, the OLED device includes 1) an organic light emitting element configured to emit light, 2) a cholesteric liquid crystal (CLC) layer formed over the organic light emitting element and configured to selectively transmit or reflect circularly polarized light and 3) a translucent metal layer formed on the CLC layer and configured to partially transmit and partially reflect incoming light. According to at least one embodiment, the OLED can suppress reflection of external light while minimizing loss of light generated from the organic emission layer.

Abstract: A visibility enhancing film includes a polymer film; and photonic crystals disposed within a hole formed in the polymer film, with each of the photonic crystals comprising colloidal particles. A method of forming the visibility enhancing film and an organic light emitting apparatus including the visibility enhancing film are also provided.

Abstract: A flat panel display apparatus capable of preventing a reduction in yield due to dark spots thereof, and a method of compensating for the dark spots are disclosed.