摘要:
The present invention provides a display device including a pixel array unit, a first power supply line, and a second power supply line. The pixel array unit is formed by two-dimensionally arranging pixel circuits each including an electrooptic element determining display luminance and a driving circuit for driving the electrooptic element in a form of a matrix. The first power supply line is for supplying a first power supply potential to the pixel circuits. The first power supply line is arranged along a direction of pixel arrangement of a pixel column in the pixel array unit. The second power supply line is for supplying a second power supply potential to the pixel circuits. The second power supply line isw arranged along the direction of the pixel arrangement of the pixel column in the pixel array unit.
摘要:
A driving circuit for driving an organic electroluminescence light emitting portion includes: a driving transistor of the n channel type having source/drain regions, a channel formation region and a gate electrode; an image signal writing transistor having source/drain regions, a channel formation region and a gate electrode; and a capacitor element. A first voltage for supplying current toward the organic electroluminescence light emitting portion through the driving transistor and a second voltage for preventing a potential difference between the second node and a cathode electrode provided on the organic electroluminescence light emitting portion from exceeding a threshold voltage of the organic electroluminescence light emitting portion are selectively applied from the power supply section to the first one of the source/drain regions of the driving transistor. An LDD (Lightly Doped Drain) structure is formed adjacent the first one of the source/drain regions of the driving transistor.
摘要:
Disclosed herein is a display apparatus, including: a pixel array section wherein a plurality of pixel circuits each including an electro-optical element, a driving transistor, a sampling transistor and a capacitor are disposed in a matrix; a dependence cancellation section configured to negatively feed back, within a correction period before said electro-optical element emits light in a state wherein the image signal is written by said sampling transistor, drain-source current of said driving transistor to the gate input side of said driving transistor to cancel the dependence of the drain-source current of said driving transistor on the mobility; and a scanning section configured to use an AC power supply as a power supply to a last stage buffer of an output circuit to produce a scanning signal which defines the correction period.
摘要:
The present invention provides a display device including a pixel array unit, a first power supply line, and a second power supply line. The pixel array unit is formed by two-dimensionally arranging pixel circuits each including an electrooptic element determining display luminance and a driving circuit for driving the electrooptic element in a form of a matrix. The first power supply line is for supplying a first power supply potential to the pixel circuits. The first power supply line is arranged along a direction of pixel arrangement of a pixel column in the pixel array unit. The second power supply line is for supplying a second power supply potential to the pixel circuits. The second power supply line isw arranged along the direction of the pixel arrangement of the pixel column in the pixel array unit.
摘要:
Disclosed herein is a method for manufacturing an organic electroluminescence display including multilayer structures that are each formed in a respective one of pixel areas in an effective area of a substrate and are each formed by a lower electrode, an organic layer, and an upper electrode, the organic electroluminescence display having a common electrode that electrically connects the pixel areas, the method including the steps of: forming a protective electrode and an outer-peripheral electrode that are electrically connected to the common electrode; forming the multilayer structures; and carrying out film deposition treatment involving electrification of the substrate.
摘要:
Herein disclosed a display apparatus including: a pixel array having a matrix of pixel circuits each including respective electrooptical elements for determining a display brightness level and respective drive circuits for driving the electrooptical elements; wherein adjacent two of the pixel circuits are paired with each other, and each of the drive circuits of the adjacent two pixel circuits includes at least one transistor having a low-concentration source/drain region or an offset region of an offset gate structure, the electrooptical elements and the drive circuits of the adjacent two pixel circuits being laid out such that a line interconnecting a drain region and a source region of the at least one transistor extends parallel to a direction of pixel columns of the pixel circuits of the pixel array.
摘要:
A self-luminous display panel driving method for driving a self-luminous display panel of the active matrix driving type, includes the step of executing threshold value correction operation for a driving transistor divisionally in a plurality of periods within at least one of which, after a point of time of an end of a preceding correction period till a point of time of a start of a succeeding correction period, a potential to be applied to the drain electrode of the driving transistor is controlled to an intermediate potential between a first potential for lighting driving of the driving transistor and a second potential for initialization applied within a preparation period of the first one of the correction periods.
摘要:
A display device having at least a plurality of pixel circuits, connected to signal lines to which data signals in accordance with luminance information are supplied, arranged in a matrix, wherein pixel circuits of odd number columns and even number columns adjacent sandwiching an axis in a column direction parallel to an arrangement direction of the signal lines have a mirror type circuit arrangement symmetric about the axis of the column direction, and there are lines different from the signal lines between signal lines of adjacent pixel circuits.
摘要:
A self-luminous display device includes: pixel circuits; and a drive signal generating circuit, wherein each of the pixel circuits includes a light-emitting diode, a drive transistor connected to a drive current path of the light-emitting diode, and a holding capacitor coupled to a control node of the drive transistor, and the drive signal generating circuit generates the drive signal containing a second level signal adapted to stop the light emission without reverse-biasing the light-emitting diode, a first level signal, lower than the second level signal, adapted to reverse-bias the light-emitting diode, and a third level signal, higher than the second level signal, adapted to enable the light-emitting diode to emit light, the drive signal generating circuit supplying the drive signal to the pixel circuits.
摘要:
A display includes a pixel array section having pixels in a matrix, each pixel including an electro-optical device, a writing transistor writing a video signal, a storage capacitor retaining the video signal, and a driving transistor driving the electro-optical device based upon the video signal; scan lines for respective rows of the unit providing a scanning signal to the writing transistor; power supply lines for respective rows of the unit selectively providing a first potential and a second potential, lower than the first potential, to a drain electrode of the driving transistor; and signal lines for respective columns of the unit selectively providing the video signal and a video signal reference potential to the writing transistor; wherein a potential setting period is provided from when the pixels are turned off until the first potential is provided to the power supply line.