15130 patents
Page 10 of 757
Utility
Display apparatus reducing power consumption and method of driving display panel using the same
9 Jan 24
A display apparatus includes a display panel, a gate driver, a data driver, a driving controller and a power voltage generator.
Sehyuk Park, Hongsoo Kim, Jinyoung Roh, Bonghyun You, Hyojin Lee, Jaekeun Lim
Filed: 11 Apr 22
Utility
Display device having multiple driving frequency modes
9 Jan 24
A driving controller divides a display panel into first and second display areas according to an operation mode, outputs a start signal indicating a start of one frame and a masking signal for indicating a start of the second display area, sets a basic driving frequency to a normal frequency when the operation mode is a normal frequency mode, sets the basic driving frequency to a frequency lower than the normal frequency when the operation mode is a multi-frequency mode, and outputs the start signal and the masking signal.
Hae-Kwan Seo, Woomi Bae, Youngha Sohn
Filed: 18 Jul 22
Utility
Display device
9 Jan 24
A display device includes a display panel including a pixel including switching elements of a first type and a second type different from the first type, a gate driver for generating a gate signal based on a gate clock signal and providing the gate signal to the display panel, a data driver for providing data voltage to the display panel, an emission controller for providing an emission controlling signal to the display panel, and a driving controller for generating control signals for controlling the gate and data drivers, and the emission controller.
Sehyuk Park, Hyo-Jin Lee
Filed: 28 Jun 19
Utility
Display device, electronic device having display device and method of operating the same
9 Jan 24
A display device includes a display panel including a plurality of pixels, a scan driving unit configured to provide a scan signal to the pixels, a data driving unit configured to provide a data signal to the pixels, and a controller configured to provide driving frequency information to a processor, which transfers image data with a driving frequency determined based on the driving frequency information to the display device, to receive the image data with the driving frequency from the processor, and to control the scan driving unit and the data driving unit to drive the display panel with the driving frequency.
Myeong-Su Kim, Su-Hyeong Park, Ho-Yong Jung, Jae-Ho Choi
Filed: 7 Mar 22
Utility
Display device
9 Jan 24
A display device includes a first substrate, a wire pad in a pad area, first banks in a display area, electrodes on the first banks, a pad electrode base layer on the wire pad, having a greater width than the wire pad, and covering sides of the wire pad, a first insulating layer covering parts of the electrodes and part of the pad electrode base layer, light-emitting elements on the first insulating layer in the display area, respective ends of the light-emitting elements being on different electrodes, contact electrodes on the electrodes and contacting first ends of the light-emitting elements, and a pad electrode upper layer on the first insulating layer in the pad area and directly contacting the pad electrode base layer, wherein the pad electrode base layer includes the same material as the electrodes, and the pad electrode upper layer includes the same material as the contact electrodes.
Jin Taek Kim, Seung Min Lee, Jung Hwan Yi, Hee Keun Lee, Bek Hyun Lim, Kyung Tae Chae
Filed: 13 Jun 22
Utility
Semiconductor nanoparticles, electronic device including the same, and method for manufacturing semiconductor nanoparticles
9 Jan 24
An electronic device includes a semiconductor nanoparticle, and a method of manufacturing the semiconductor nanoparticle is additionally provided.
Sooho Lee, Minki Nam, Sungwoon Kim, Jeongwoo Park, Wanki Bae, Changhee Lee, Byeongguk Jeong
Filed: 26 Jul 21
Utility
Clock data recovery (CDR) with multiple proportional path controls
9 Jan 24
A digital clock data recovery circuit including: a first vote circuit connected at an output of a first deserializer and configured to generate an even up/down signal based on even deserialized signals from the first deserializer; a first digital to analog converter (DAC) connected at an output of the first vote circuit and configured to control a voltage and/or frequency of a voltage controlled oscillator (VCO) based on the even up/down signal from the first vote circuit; a second vote circuit connected at an output of a second deserializer and configured to generate an odd up/down signal based on odd deserialized signals from the second deserializer; and a second DAC connected at an output of the second vote circuit and configured to control the voltage and/or frequency of the VCO based on the odd up/down signal from the second vote circuit.
Younghoon Song, Anup P. Jose
Filed: 5 Apr 22
Utility
Display apparatus and method of driving the same
9 Jan 24
A display apparatus is disclosed that comprises a display panel.
Sangan Kwon, Soon-Dong Kim, Taehoon Kim, Eun Sil Yun, Changnoh Yoon
Filed: 30 Dec 21
Utility
Pixel circuit and display device including the same
9 Jan 24
A panel repairing method includes detecting a defective portion of a panel, providing primary ink, which is ejected from an ink ejection pin, onto a first portion of the defective portion, spreading the primary ink in a direction parallel to a plane defined on the panel, temporarily curing the primary ink, providing secondary ink, which is ejected from the ink ejection pin, onto a second portion of the defective portion disposed adjacent to the first portion, and curing the primary ink and the secondary ink.
Keunwoo Kim
Filed: 11 Feb 22
Utility
Sweep signal driver and display device including the same
9 Jan 24
A sweep signal driver includes: a kth stage to output a kth emission signal to a kth emission line, and a kth sweep signal to a kth sweep signal line, the kth stage including: first, second, and third pull-up nodes; a node connection circuit between the first pull-up node and the second pull-up node, and between the first pull-up node and the third pull-up node; a first output circuit to output a sweep clock signal of a sweep clock terminal to a first output terminal connected to the kth sweep signal line when the third pull-up node has a gate-on voltage; and a second output circuit to output a gate-on voltage to a second output terminal connected to the kth emission line when the second pull-up node has a gate-on voltage.
Hyun Joon Kim, Jung Hwan Hwang, Kyung Hoon Chung, Jun Ki Jeong
Filed: 13 Apr 22
Utility
Display device
9 Jan 24
A display device may include a first power line; a second power line; a data line that transmits a data signal; a scan line that transmits a scan signal; and pixels electrically connected to the first power line, the second power line, the data line, and the scan line.
Won Sik Oh, Hyun Min Cho, Sin Chul Kang, Dae Hyun Kim
Filed: 30 Dec 19
Utility
Display device and driving method thereof
9 Jan 24
A display device including pixels connected to a data line and a sensing line; a data driver supplying one of an image data signal and a sensing data signal to the data line; a sensing unit supplying an initialization voltage to at least one of the pixels through the sensing line and obtaining a sensing current value from at least one of the pixels through the sensing line; and a compensator generating compensation image data according to a sensing pixel current value among the sensing current value using an artificial neural network model learned to output reference image data corresponding to at least one reference sensing current value among the sensing current value.
Sang Ik Lee, Joon Chul Goh, Min Seok Bae
Filed: 30 Jun 22
Utility
Display devices
9 Jan 24
A display device comprises a display substrate, first interconnections, second interconnections, a driving circuit and a polarizing plate.
Taehyeog Jung
Filed: 5 Dec 22
Utility
Power provider and display device including the same
9 Jan 24
A power provider includes: a first power converter to convert an input voltage, and output a first power voltage to a display panel through a first power line; a second power converter to convert the input voltage, and output a second power voltage to the display panel through a second power line; and a short circuit detecting circuit to detect a short-circuit of the first power line and the second power line in the display panel, by determining whether or not a level of a sensed voltage measured at the second power line is greater than or equal to a reference short circuit voltage level during a short circuit detecting period.
Dong Kwan Han
Filed: 24 Jun 22
Utility
Display device including scan driver including scan signal output circuit, signal distribution circuit and scan-off circuit
9 Jan 24
A display device includes a display panel including pixels connected to scan lines and data lines, and connection line connected to the scan lines, and a scan driver which drives scan lines.
Hyung Gun Ma, Ji Woong Kim, Jun Yong Song, Seong Joo Lee, Keum Dong Jung, Sang Hyun Heo
Filed: 15 Feb 22
Utility
Display device having a clock training with a plurality of signal levels and driving method thereof
9 Jan 24
A display device includes a timing controller for supplying a clock training signal through a data clock signal line in a first period of one frame period, and supplying image data through the data clock signal line in a second period of the one frame period, a data driver for generating a clock signal, based on the clock training signal in a clock training period in the first period, and generating a data signal, based on the clock signal and the image data in the second period, and a pixel unit for displaying an image, based on the data signal.
Chae Hee Park, Jong Soo Kim, Heen Dol Kim, Ji Ye Lee, Young Suk Jung
Filed: 28 Jul 22
Utility
Display apparatus and method of compensating gamma value of the same
9 Jan 24
A display apparatus includes a display panel, a first coordinate calculator, a second coordinate calculator and a gamma setter.
Jeonkyoo Kim, Chaehee Park, Deokhwa Woo, Myungwoo Lee, Manseung Cho
Filed: 9 Jan 23
Utility
Method of manufacturing display apparatus
9 Jan 24
A method of manufacturing a display apparatus includes forming a first conductive layer on a base substrate including a panel area and a margin area disposed next to the panel area, the margin area including a dummy pattern area, forming a photoresist layer on the first conductive layer, forming a photoresist pattern by exposing and developing the photoresist layer, forming a first conductive pattern by etching the first conductive layer using the photoresist pattern, and removing the photoresist pattern.
Jonghee Park, Jin Seock Kim
Filed: 17 Dec 21
Utility
Ultra-small LED electrode assembly having improved luminance and method of manufacturing the same
9 Jan 24
An ultra-small light-emitting diode (LED) electrode assembly having an improved luminance is provided.
Young Rag Do, Yun Jae Eo, Yeon Goog Sung
Filed: 6 Dec 21
Utility
Display device
9 Jan 24
A display device may include a substrate.
Ha Yeon Shin, Jong Woo Park, Dae Youn Cho, Young Tae Choi
Filed: 21 Oct 20