Lg Philips Lcd Co., Inc.

Lg Display Co., Ltd.

Nam-Yang Lee

Jae-Yong Park

Choong-Keun Yoo

Ock-Hee Kim

Kwan-Soo Kim

In-Jae Chung

Juhn-Suk Yoo

Jae Yong Park

Byung-Chul Ahn

Se-Hee Lee

Sung-ki Kim

Seok-Jong Lee

Seung-Kyu Choi

Jao-Yong Park

Budiman Sastra

A monochrome light emitting display device and a method for fabricating the same are disclosed, in which a pixel structure of a monochrome light emitting display device is changed to improve a contrast ratio and resolution and at the same time color shift is prevented from occurring, so as to display clearer image. The monochrome light emitting display device comprises a display panel having unit pixels of first and second sub-pixels arranged in a matrix arrangement to display a monochrome image; gate and data drivers respectively driving gate lines and data lines of the display panel; and a timing controller aligning externally input RGB data to be suitable for driving of the display panel to supply the RGB data to the data driver and generating data and gate control signals to control the data and gate drivers.

Monochrome light emitting display device and method for fabricating the same

An organic electroluminescent device including a substrate, a gate line on the substrate, a data line on the substrate, wherein the data line crosses the gate line, a switching element connected to the gate line and the data line, a plurality of driving elements connected to the switching element, each of the plurality of driving elements are interconnected in parallel, and an organic electroluminescent diode connected to each of the plurality of driving elements.

Active matrix organic electroluminescent device and fabricating method thereof

An organic electroluminescent device includes: a first substrate; a second substrate facing and spaced apart from the first substrate, the first and second substrates each having a pixel region; an array element on an inner surface of the first substrate, the array element including a plurality of thin film transistors within each pixel region; an organic electroluminescent diode on an inner surface of the second substrate; and a connection pattern electrically interconnecting the first and second substrates.

Organic electroluminescent device and fabricating method thereof

An organic electroluminescent display device includes first and second substrates facing and spaced apart from each other, gate and data lines on an inner surface of the first substrate and crossing each other to define a pixel region, a switching element at a crossing point of the gate and data lines, a driving element connected to the switching element, a first electrode on an inner surface of the second substrate, an organic light-emitting layer on the first electrode in the pixel region, a second electrode on the organic light-emitting layer in the pixel region and electrically connected to the driving element, and a coloring element on an outer surface of the second substrate in the pixel region.

Organic electroluminescent display device and method of fabricating the same

An organic electroluminescent device includes: an array element layer having a pad on a first substrate having first and second sides; an organic electroluminescent diode connected to the array element, the organic electroluminescent diode emitting light in an opposite direction away from the first substrate; a printed circuit board adjacent to a backside of the first substrate, the printed circuit board supplying the array element with external signals through the pad; and a supporting plate between the first substrate and the printed circuit board, the supporting plate having better thermal conductivity than the first substrate.

Organic electroluminescent device having supporting plate and method of fabricating the same

An organic electroluminescent device and methodology of fabricating the same includes first and second substrates facing and spaced apart from each other, the first and second substrates having a display region and a peripheral region, the display region including a plurality of pixel regions and a dummy pixel region; driving thin film transistors respectively adjacent to each of the plurality of pixel regions on the inner surface of the first substrate; first connection electrodes respectively connected to the driving thin film transistors; a first electrode on an entire inner surface of the second substrate; a sidewall on the first electrode at a boundary of each of the plurality of pixel regions and the dummy pixel region; an organic electroluminescent layer on the first electrode; second electrodes on the organic electroluminescent layer so that a second electrode is present in each of the plurality of pixel regions and the dummy pixel region, respectively, the second electrodes in each of the plurality of pixel regions are respectively connected to the first connection electrodes; and a sealant attaching the first and second substrates.

Organic electroluminescent device with pixel regions and dummy pixel regions and method or fabricating the same

An organic electroluminescent display device includes first and second substrates bonded together, the first and second substrates having a plurality of pixel regions, a plurality of driving elements on an inner surface of the first substrate within each of the plurality of pixel regions, a plurality of connection electrodes contacting the driving elements, a black matrix on an inner surface of the second substrate at a boundary of each of the plurality of pixel regions, a color filter layer including red, green, and blue color filters on the inner surface of the second substrate, each of the red, green, and blue color filters corresponding to each of the plurality of pixel regions, a first electrode on the black matrix and the color filter layer, an organic electroluminescent layer on the first electrode, and at least one second electrode on the organic electroluminescent layer, wherein the at least one second electrode contacts the connection electrodes.

Organic electroluminescent device with pixel regions and dummy pixel regions and method of fabricating the same

An organic electroluminescent display (ELD) device includes first and second substrates having a plurality of sub-pixels defined thereon, the first and second substrates being spaced apart from and opposing each other, an array element layer on the first substrate, the array element layer having a plurality of thin film transistors corresponding to each sub-pixel, a first electrode on an inner side of the second substrate, an organic light-emitting layer beneath the first electrode, a second electrode corresponding to each sub-pixel beneath the organic light-emitting layer, a plurality of electrical connecting patterns corresponding to each sub-pixel between the array element layer and the second electrode, the electrical connecting pattern being formed of material having a plastic deformation property, and a seal pattern formed on one of the first and second substrates, wherein a height of the electrical connecting pattern is smaller than an original height of the electrical connecting pattern measured before an attachment of the first and second substrates.

Dual panel type organic electro luminescent display device and manufacturing method for the same

An organic electroluminescent display device includes first and second substrates facing and spaced apart from each other, the first and second substrates having a plurality of sub-pixel regions, a thin film transistor provided at each of the plurality of sub-pixel regions on an inner surface of the first substrate, a first electrode on an inner surface of the second substrate, an organic electroluminescent layer on the first electrode, a second electrode on the organic electroluminescent layer at each of the plurality of sub-pixel regions, and a connection pattern contacting the thin film transistor and the second electrode, wherein a melting temperature of the connection pattern is lower than a melting temperature of the second electrode.

Dual panel-type organic electroluminescent display device and method of fabricating the same

An organic electroluminescent display device includes first and second substrates facing and spaced apart from each other, the first and second substrates having a plurality of pixel regions and a peripheral region surrounding the plurality of pixel regions, a first pad disposed at the peripheral region on an inner surface of the first substrate, a driving thin film transistor disposed at each of the plurality of pixel regions on the inner surface of the first substrate, the driving thin film transistor including an active layer, a gate electrode, and source and drain electrodes, a first connection electrode structure connected to the drain electrode, a second connection electrode structure connected to the first pad, the second connection electrode structure being the same as the first connection electrode structure, a first electrode on an entire inner surface of the second substrate, the first electrode being connected to the second connection electrode structure, an organic emission layer on the first electrode, a second electrode on the organic emission layer at each of the plurality of pixel regions, the second electrode being connected to the first connection electrode structure, and a sealant attaching the first and second substrates together.

An organic electroluminescent display device includes a first substrate, a second substrate spaced apart and facing the first substrate, a switching thin film transistor disposed on an inner surface of the first substrate, a driving thin film transistor electrically connected to the switching thin film transistor, a connecting electrode electrically connected to the driving thin film transistor, a first electrode disposed on an inner surface of the second substrate, a partition wall disposed on the first electrode and having a transmissive hole corresponding to a pixel region between the first and second substrates, an organic layer disposed within the transmissive hole on the first electrode, and a second electrode disposed on the organic layer, wherein the second electrode is electrically connected to the driving thin film transistor through the connecting electrode.

Organic electroluminescent display device

An organic electroluminescent display device includes a first substrate, a second substrate spaced apart from and facing the first substrate to form a space therebetween, an array element on an inner surface of the first substrate, an organic electroluminescent diode on an inner surface of the second substrate, a seal pattern along a peripheral portion between the first and second substrates, and a connection pattern electrically interconnecting the array element and the organic electroluminescent diode, wherein a pressure within the space between the first and second substrates is lower than an ambient atmospheric pressure.

An organic electroluminescent device of the present invention includes: a gate line and a data line formed over a substrate, the gate and data lines perpendicularly crossing each other and defining a pixel therebetween; a first driving unit formed in the pixel and comprised of a first switching TFT and a first driving TFT; a power line delivering a current signal to the first driving TFT; an organic electroluminescent diode contacting the first driving TFT and receiving the current signal from the first driving TFT; and a second driving unit formed in the pixel and comprised of a second switching TFT and a second driving TFT, the second driving unit being a backup circuit that can deliver the current signal from the power line to the organic electroluminescent diode when the first driving unit malfunctions.

Growing community of inventors

Gyeonggi-do, South Korea

Nam-Yang Lee