摘要:
Disclosed herein is a display including: a pixel array part configured to include pixels that are arranged in a matrix, each having an electro-optical element, a write transistor for writing a video signal, a drive transistor for driving the electro-optical element based on the video signal written by the write transistor, and a holding capacitor connected between the gate and source of the drive transistor, wherein the holding capacitor includes a first electrode, a second electrode disposed to face one surface of the first electrode for forming a first capacitor, and a third electrode disposed to face the other surface of the first electrode for forming a second capacitor, and the first capacitor and the second capacitor are connected in parallel to each other electrically.
摘要:
A display device includes: a plurality of light-emitting elements, each light-emitting element having a light-emitting unit and a driving circuit for driving the light-emitting unit. The driving circuit at least includes (A) a drive transistor having source/drain regions, a channel forming region, and a gate electrode, (B) a video signal write transistor having source/drain regions, a channel forming region, and a gate electrode, and (C) a capacitive unit. In the drive transistor, (A-1) one of the source/drain regions is connected to the corresponding current supply line, (A-2) the other region of the source/drain regions is connected to the light-emitting unit and connected to one end of the capacitive unit, and forms a second node, and (A-3) the gate electrode is connected to the other region of the source/drain regions of the video signal write transistor and connected to the other end of the capacitive unit, and forms a first node.
摘要:
Disclosed herein is a display apparatus, including: a pixel array section including a plurality of pixels, a writing transistor, a driving transistor, a first switching transistor, a holding capacitor, and a second switching transistor; a first scanning section configured to drive the writing transistor in a unit of a row of the pixels; a second scanning section configured to drive the switching transistors in synchronism with scanning by the first scanning section; and a third scanning section configured to control the second switching transistors to a non-conducting state within a period after the image signal is written by the writing transistor until the signal writing period of the same row of the pixels ends but to a conducting state within any other period.
摘要:
There is provided a pixel circuit capable of obtaining high-luminance while suppressing power consumption. Further, there are provided a display panel having the pixel circuit, and a display device including the display panel. Still further, there is provided an electronic unit including the display device. The pixel circuit includes a first transistor driving a light-emitting element, a plurality of holding capacitors connected in series between a gate and a source of the first transistor, a second transistor provided between a first signal line and the gate of the first transistor, and a third transistor provided between a second signal line and one of junctions of the holding capacitors.
摘要:
An inverter circuit includes: a first transistor, a second transistor, a third transistor, a fourth transistor, and a fifth transistor; an input terminal and an output terminal; and a capacitor. The capacitor is inserted between a gate of the second transistor and one of a source and a drain of the second transistor in which the one is located on an output terminal side.
摘要:
Disclosed herein is a display including: a pixel array part configured to include pixels arranged in a matrix, each of the pixels including an electro-optical element, a write transistor for sampling and writing an input signal voltage supplied through a signal line, a holding capacitor for holding the input signal voltage written by the write transistor, and a drive transistor for driving the electro-optical element based on the input signal voltage held in the holding capacitor.
摘要:
Disclosed herein is a display apparatus including a pixel array section and a drive section. The pixel array section has power supply lines, scan lines arranged in row, signal lines arranged in column, and pixels arranged in matrix at intersections of each of the scan lines and each of the signal lines. The drive transistor is connected at one of a pair of current terminals to the light emitting device and at the other of the pair of current terminals to the power supply line. The drive section supplies a control signal to each scan line and a video signal to each signal line to drive each pixel, executing a threshold voltage correcting operation, a write operation, and a light emitting operation.
摘要:
A pixel circuit includes a compensating circuit that detects a decrease in the driving current from an output node side of a drive transistor and feeds back detection results to an input node side of the drive transistor to compensate for a decrease in the driving current, which decrease is attendant on a secular change of the drive transistor.
摘要:
A display device, including: a pixel array portion having pixel circuits disposed in a matrix, each of the pixel circuits including a drive transistor for generating a drive current, and an electro-optic element connected to an output terminal of the drive transistor, and power source supply lines as scanning lines through which pulse-like power source voltages are supplied to power source supply terminals of the drive transistors, respectively, wired therein; wherein power source contact portions through which the corresponding one of the power source supply terminals and the corresponding one of the power source supply lines are connected to each other are provided at predetermined distances from one another in a plurality of portions every drive transistor.
摘要:
A display device is disclosed. The display device includes: a pixel array portion and a driver portion for driving the pixel array portion. The pixel array portion has rows of scanning lines, columns of signal lines, pixels arranged in rows and columns at intersections of the scanning lines and the signal lines, and power lines disposed in a corresponding manner to the rows of the pixels. The driver portion includes a main scanner, a power-supply scanner, and a signal selector. Each of the pixels includes light-emitting devices, a sampling transistor, a driving transistor, a retaining capacitor.