3401 patents
Page 4 of 171
Utility
Quantum dot emitting diode and quantum dot display device including the same
19 Dec 23
A quantum dot emitting diode includes first and second electrodes facing each other; a quantum dot emitting material layer between the first and second electrodes; and an electron transporting layer including an electron transporting material and disposed between the quantum dot emitting material layer and the second electrode, wherein the electron transporting material includes a core of metal oxide and a shell of silica.
Min-Jee Kim, Sung-Il Woo, Hye-Ock Choi, Ji-Yeon Kang
Filed: 12 Sep 18
Utility
Organic light emitting display device
19 Dec 23
An organic light emitting display device may include a filling part filling a space between a second substrate and an organic light emitting diode, and a dam structure disposed in a non-display area and surrounding the filling part.
Jaebin Song, Dawoon Jeong, SungHee Kim, Suyeon Lee, JaeMin Myoung, Sung-Doo Baek, MinSeong Kim
Filed: 5 Oct 21
Utility
Display device and pixel array substrate thereof
19 Dec 23
A display device includes a pixel array including a plurality of pixels, and a sensor disposed below the pixel array that includes a first region having a low resolution and overlapping the sensor, and a second region having a high resolution and disposed adjacent to the first region, the first region includes a plurality of first pixels having a first structure, the second region includes a plurality of second pixels having a second structure different from the first structure, and a light-emitting region of each of the first pixels is wider than a light-emitting region of each of the second pixels.
Dong-Joo Lee, Min Gook, Seong-Hwan Woo
Filed: 24 Dec 20
Utility
Display device and method for manufacturing the same
19 Dec 23
A display device achieves a high resolution and a low power consumption through provision of subpixels each including a single light emitting layer and subpixels each including a plurality of overlapping light emitting layers.
Song-Yi Jeong
Filed: 14 Jun 21
Utility
Display device having switchable viewing angle
19 Dec 23
A display device having switchable viewing angle includes a display panel including a first emission area, a second emission area, a third emission area and a fourth emission area, from which light in different wavelength bands is emitted, and a transparent photochromic layer disposed on at least one surface of the display panel, wherein each of the first emission area, the second emission area and the third emission area emits light in a wavelength band of visible light, the fourth emission area emits light in a wavelength band of ultraviolet ray, and when the fourth emission area is in an emission state, an area of the photochromic layer including the area corresponding to the fourth emission area is an opaque area, and wherein when the fourth emission area is in a non-emission state, an area of the photochromic layer including the area corresponding to the fourth emission area is a transparent region, thereby providing a display device capable of switching viewing angles.
WonKi Park, Sumin Lee
Filed: 17 Nov 21
Utility
Display apparatus
19 Dec 23
According to an exemplary embodiment of the present disclosure, there is provided a display apparatus more stable to penetration of moisture and oxygen, including a panel including a display area, a camera hole area, and a non-display area disposed between the display area and the camera hole area, a light emitting element and a plurality of transistors disposed in the display area on the panel, an encapsulation layer disposed on the light emitting element and the transistors, and at least one camera hole, at least one connection prevention part, and at least one dam disposed in the camera hole area, in which a respective one of the at least one dam is disposed between a respective one of the at least one connection prevention part and a respective one of the at least one camera hole.
SunWoong Han, HyunSeung Lee, Sang-Il Shin
Filed: 10 Nov 21
Utility
Touch display apparatus and method of manufacturing the same
19 Dec 23
A touch display apparatus is provided.
Hwan Keon Lee, Nam Kook Kim, Sang Hyuk Won, Seon Hee Lee
Filed: 23 Dec 21
Utility
Touch display device
19 Dec 23
A touch electrode line is divided in the active area in a structure in which touch routing lines are coupled to both sides of the touch electrode line, so that resistance and parasitic capacitance may be reduced due to the touch electrode line and the touch routing line.
Youngsoo Lee, Jonghyun Han
Filed: 18 Nov 21
Utility
Touch display device and touch panel
19 Dec 23
A touch display device includes a plurality of touch electrodes and a plurality of touch lines electrically connected to at least some of the plurality of touch electrodes arranged on a touch panel and an outermost peripheral touch electrode located at an outermost peripheral region of the touch panel has an extension part; a touch circuit driving the touch panel and sensing a touch or a touch position; a capacity compensation pattern disposed at the touch panel and vertically overlapping the extension part of the outermost peripheral touch electrode, wherein the plurality of touch lines is located at an outside area of the capacity compensation pattern.
JaeGyun Lee, KwangJo Hwang, JiHyun Jung, DeukSu Lee, SuChang An, Ruda Rhe, Yangsik Lee
Filed: 31 May 18
Utility
Touch display device
19 Dec 23
Embodiments of the present disclosure are related to a touch display device.
SuChang An, JiHyun Jung, DeukSu Lee, JaeGyun Lee, Ruda Rhe, Hyangmyoung Gwon
Filed: 23 Jun 22
Utility
In-cell touch organic light-emitting diode display device
19 Dec 23
A display device includes a pixel array including touch blocks; a plurality of test pads in a bezel area outside the pixel array for performing a pixel test and a touch block test; a plurality of pixel test lines and a plurality of touch block test lines connected to the test pads within the pixel array; a switching unit between the test pads and the pixel test lines and the touch block test lines and applying a test signal to any one of the pixel test lines and the touch block test lines; a pixel test switching pad in the bezel area and providing a control signal for testing pixel operation in the pixel array to the switching unit; and a touch block test switching pad in the bezel area and providing a control signal for testing the touch blocks within the pixel array to the switching unit.
Se-Yong Lee
Filed: 6 Feb 23
Utility
Electroluminescent display apparatus and driving method thereof
19 Dec 23
An electroluminescent display apparatus can include a display panel including a plurality of pixels, and a luminance adjuster.
Soon Ki Min
Filed: 22 Aug 22
Utility
Display device and method of compensating the same
19 Dec 23
A display device includes: a substrate having red, first green, second green and blue subpixels; a driving thin film transistor in each of the red, first green, second green and blue subpixels on the substrate; and a light emitting diode connected to the driving thin film transistor and in each of the red, first green, second green and blue subpixels, wherein the light emitting diodes of the red, first green, second green and blue subpixels includes red, first green, second green and blue emission areas, respectively, and wherein the first green emission area has a cross shape.
Min-Gyu Choi, Se-Jin Lee
Filed: 13 Feb 23
Utility
Light emitting display panel and light emitting display apparatus using the same
19 Dec 23
A light emitting display panel and a light emitting display apparatus using the same are provided, in which a sensing line is provided in parallel with a gate line.
HyunJin Kim
Filed: 27 Dec 21
Utility
Display device, driving circuit and display driving method
19 Dec 23
Embodiments of the present disclosure relate to a display device, comprising: a display panel in which a plurality of driving voltage feedback lines branched from a driving voltage line for supplying a driving voltage to a plurality of subpixels are disposed; a driving circuit for supplying a data voltage to the plurality of subpixels and determining a deviation of a feedback driving voltage detected through the plurality of driving voltage feedback lines; and a timing controller for compensating for image data depending on positions at which the plurality of driving voltage feedback lines are branched in the display panel based on the deviation of the feedback driving voltage, and supplying a compensated image data to the driving circuit.
Ri Yu, SangHyun Lim, Myoungjae Kang, Bonghwan Kim
Filed: 12 May 22
Utility
Display device and virtual reality device
19 Dec 23
A display panel sets a focus area per frame, based on focus area setting information and focus area reference line information received from the outside, control the number of gate lines simultaneously driven according to the focus area, and display a rendered image per focus area, thereby preventing the quality degradation of the image perceived by the user and increasing the frame rate of the display panel, and enhancing the quality of the virtual reality experience provided by the virtual reality device.
Kyungjin Jang, HyeonSik Kim, UnSang Yu, Kwangdug Choi, JinBong Chung, Sunkyung Shin, Sojung Jung, Beom-Jin Kim, Bongchoon Kwak
Filed: 11 Oct 22
Utility
Data driver and display device including the same
19 Dec 23
A display device includes a display panel configured to display an image, a gate driver connected to gate lines of the display panel, and a data driver connected to data lines of the display panel, and the data driver provides duplicates of red, green and blue data signals, except for a white data signal, in a digital data signal having a 4:2:0 format externally input thereto, and converts the white data signal, the red, green and blue data signals, and the duplicated red, green and blue data signals, thereby outputting an analog data voltage having a 4:4:4 format.
Kyung Rok Kim, Min Kim, Hyuck Jun Kim
Filed: 29 Oct 22
Utility
Display device having a reference voltage for outputting to a subpixel
19 Dec 23
A display device may include a display panel and a driver circuit.
MooKyoung Hong, Kwangmo Park
Filed: 27 Jul 22
Utility
Display device
19 Dec 23
A display device can include a left ripple transistor provided in a left stage to remove ripple occurring in a Q node of the left stage, and a right ripple transistor provided in a right stage to remove ripple occurring in a Q node of the right stage.
MyungHo Ban, Hyunsuk Lee
Filed: 25 Oct 22
Utility
Flexible display device having protrusion pattern in data pads
12 Dec 23
A flexible display device is provided that includes a display panel having an active area including a plurality of pixels displaying an image and a non-active area surrounding the active area, first data pads disposed in the non-active area adjacent to the active area of the display panel and electrically connected with the plurality of pixels, pads disposed in a direction away from the first data pads and the active area, second data pads disposed between the first data pads and the pads, and a protrusion pattern located between the second data pads and the third data pads and disposed on an upper part of the insulating layer.
Kiyoung Sung, Sangho Kim, Eunjin Oh
Filed: 25 Feb 22