摘要:
A driver and a display device using the same may be provided. The driver, according to an exemplary embodiment includes at least one logic unit, receiving a plurality of clock signals and a plurality of input signals, to generate and sequentially transmit output signals to a plurality of pixel rows included in a display unit, and a buffer unit, receiving a plurality of control signals, to generate and simultaneously transmit the output signals of a same waveform to a plurality of pixels included in the display unit, wherein the at least one logic unit is supplied with a logic power source voltage, and the buffer unit is supplied with a buffer power source voltage, the buffer power source voltage being different from the logic power source voltage.
摘要:
A thin film transistor for an organic light emitting display device is disclosed. In one embodiment, the thin film transistor includes: a substrate, an active layer formed over the substrate, wherein the active layer is formed of an oxide semiconductor, a gate insulating layer formed over the substrate and the active layer, and source and drain electrodes formed on the gate insulating layer and electrically connected to the active layer. The transistor may further include a gate electrode formed on the gate insulating layer and formed between the source and drain electrodes, wherein the gate electrode is spaced apart from the source electrode so as to define a first offset region therebetween, and wherein the gate electrode is spaced apart from the drain electrode so as to define a second offset region therebetween. The transistor may further include a passivation layer formed on i) the gate insulating layer, ii) the source and drain electrodes and iii) the gate electrode; and at least one auxiliary gate electrode formed on the passivation layer, wherein at least a portion of the auxiliary gate electrode is located directly above the first and second offset regions.
摘要:
An organic light emitting display device for improving the yield and for reducing or minimizing manufacturing costs. The organic light emitting display device includes: a data driver coupled to data lines that are formed on the panel; a scan driver mounted on the panel and coupled to scan lines that are formed on the panel; input lines for receiving clock signals from the outside; first connecting lines overlapped with a cathode electrode and electrically coupled to the input lines and for supplying the clock signals to the scan driver; second connecting lines electrically coupled to the input lines; and third connecting lines for electrically coupling the first connecting lines to the second connecting lines.
摘要:
A scan driver of a display device may include a plurality of scan lines. The scan driver may include a plurality of stages configured to transmit scan signals to the scan lines. Each stage may include an input terminal for receiving a scan signal from a previous stage, an output terminal, an output unit, a sequential switching unit, and a simultaneous switching unit. The output unit may be coupled to the output terminal, and outputs a corresponding scan signal to the output terminal. The sequential switching unit may be coupled to the input terminal, and controls the output unit such that the output unit of each stage sequentially outputs the scan signals having a first voltage in a first period. The simultaneous switching unit may control the output unit such that the output unit of each stage simultaneously output the scan signals having a predetermined voltage in a second period.
摘要:
A light emission control driver includes a first logic unit configured to receive a plurality of clock signals and a first input signal and generate a first output signal; a second logic unit configured to receive a plurality of clock signals and a second input signal and generate a second output signal; and an output controller configured to receive the first output signal, the second output signal, a first control signal, and a second control signal, and generate a light emission control signal. When a driving scheme of a display unit is a simultaneous light emission mode, the light emission control signal is controlled according to driving of the output controller, and, when the driving scheme of the display unit is a progressive light emission mode, the light emission control signal is controlled according to driving of the first logic unit, the second logic unit, and the output controller.
摘要:
An organic light emitting display device is capable of securing sufficient compensation period such that a threshold voltage of a driving transistor may be compensated. A pixel includes: an organic light emitting diode; a second transistor for controlling an amount of current supplied from a first power source to the organic light emitting diode; a first capacitor having a first terminal coupled to a gate electrode of the second transistor; a first transistor coupled between a second terminal of the first capacitor and a data line, and being configured to turn on when a scan signal is supplied to a scan line; and a third transistor coupled between a gate electrode and a second electrode of the second transistor and having a turning-on period that is not overlapped with that of the first transistor. The third transistor is configured to turn on for a longer time than the first transistor.
摘要:
Disclosed are a light emitting device, a method of manufacturing the same, and a backlight unit. The light emitting device includes a body including a cavity to open an upper portion, in which the cavity has a sidewall inclined at a first angle with respect to a bottom surface of the cavity, first and second electrodes formed in the body, in which at least portions of the first and second electrodes are formed along the sidewall of the cavity, a light emitting chip over the first electrode, the second electrode, and the bottom surface of the cavity, at least one wire having one end bonded to a top surface of the light emitting chip and an opposite end bonded to a portion of the first and second electrodes over the sidewall of the cavity, and a molding member formed in the cavity to seal the light emitting chip.
摘要:
An organic light emitting display includes a display unit at the center of a panel and including a plurality of pixels at crossing regions of scan lines and data lines, a scan driver for supplying scan signals to the scan lines and on the panel, a pad unit on the panel and for supplying driving powers and control signals to the display unit and the scan driver, the pad unit including first and second pads for supplying a gate high level voltage to the scan driver and third and fourth pads and for supplying a gate low level voltage to the scan driver, a first power source supply line surrounding the display unit and coupling the first pad to the second pad via the scan driver, and a second power source supply line surrounding the display unit and coupling the third pad to the fourth pad via the scan driver.
摘要:
An organic light emitting display device includes a display region including first sub-pixels, second sub-pixels and third sub-pixels at crossing regions of scan lines and data lines and arranged in a repeating pattern, the first, second and third sub-pixels for emitting light of different colors, a scan driver for supplying scan signals to the scan lines; a data driver for supplying data signals to the data lines; and a data distributor between the data driver and the data lines for distributing the data signals from output lines of the data driver to the data lines. Ones of the first and second sub-pixels are alternately arranged in a first column, and ones of the third sub-pixels are arranged in a second column adjacent to the first column.
摘要:
Disclosed are a light emitting device. The light emitting device comprises a board comprising a plurality of lead frames, a light emitting diode chip electrically connected to the lead frames, and a reflective member formed coupled on the board while surrounding the light emitting diode.