G09G3/3648

Display device for vehicle
11705081 · 2023-07-18 · ·

A display device for vehicle capable of reducing visual recognition burden on a driver and shortening watching time is provided. The display device for vehicle includes a liquid crystal display including a first area, a second area and a third area as display areas, and a CPU configured to switch the liquid crystal display between a normal display mode and a simple display mode. The CPU is configured to, in the normal display mode, make the first area, the second area and the third area to display vehicle information, and in the simple display mode, put the first area and the second area in a non-displayed state and make only the third area to display in digital indication at least speed information among the vehicle information.

DYNAMIC PIXEL MODULATION
20230016573 · 2023-01-19 ·

A system for generating a voltage at a pixel array includes a plurality of display pixels forming the pixel array, each display pixel comprising a pixel circuit for driving the pixel. The system further comprises a row formatter configured to store a plurality of bits representing image data for a row of display pixels of the LCOS array; a row controller configured to write a subset of the plurality of bits representing image data for a pixel of the row into a plurality of data latches of said pixel circuit; and a waveform generator for generating reference pulses represented by a set of reference bits. The pixel circuit is configured to compare each reference bit to corresponding bits stored in the latches of each pixel circuit, and generate voltage at an electrode of each pixel based on this comparison.

Display device

A display device includes a display panel including scan lines and pixels connected to the scan lines, a first scan driver disposed outside the display panel, first scan output lines including a first terminal connected to the first scan driver and a second terminal connected to a corresponding scan line of the scan lines, and crossing the scan lines, and a first inspection line including a first receiving terminal connected to the first scan driver and a first feedback terminal connected to the first scan driver, extending from the first receiving terminal to the first feedback terminal, and crossing the scan lines.

Display module, method of driving same, and display device

A display module is provided. In the display module, a liquid crystal display panel has a plurality of display subareas. A color backlight module has a plurality of backlight subareas in a one-to-one correspondence to the plurality of display subareas. A driving apparatus may sequentially drive liquid crystal molecules in the display subareas to turn over, and after driving the liquid crystal molecules in each display subarea to turn over, drive a light-emitting element of one color included in each backlight source in one corresponding backlight subarea to emit light.

High-speed buffer amplifier
11705084 · 2023-07-18 · ·

A high-speed buffer amplifier includes an input stage including a first channel coupled to receive differential inputs and a second channel coupled to receive the differential inputs; a middle stage including a first current source coupled to receive outputs of the second channel and electrically connected to power, a second current source coupled to receive outputs of the first channel and electrically connected to ground, and a floating current source electrically connected between the first current source and the second current source; and an output stage coupled to the middle stage to generate an output voltage. A shunt circuit is electrically connected between the first current source and the second current source, and configured to bypass the floating current source.

DISPLAY DEVICE
20230221594 · 2023-07-13 · ·

A light shielding layer overlapping with a peripheral region of a display device includes extension portions each extending along a Y direction, bent portions located between the extension portions, and another extension portion located between the bent portions. In a region overlapping with the another extension portion, an enable line (first potential supply line), which supplies a potential to a plurality of scanning signal lines via a driving circuit (first driving circuit), goes through a wiring layer (first wiring layer) and another wiring layer (second wiring layer) made of a material having resistivity lower than that of the wiring layer.

DISPLAY DEVICE

A display device includes a liquid crystal display including a first liquid crystal display panel that displays a character or an image; a decorative member; and a controller that controls the display of the liquid crystal display. The decorative member is disposed on a display surface side of the liquid crystal display, and includes a display region in which the display of the liquid crystal display is transparently displayed, and a non-display region adjacent to the display region. The controller controls a luminance through the decorative member of a black display of the liquid crystal display to a luminance invisible to a user, and controls the luminance through the decorative member of a low-gradation region, except for the black display, of the liquid crystal display to a luminance visible to the user.

Display device

A display device includes a first pixel driver connected to a sweep line, the first pixel driver generating a control current based on a first data voltage, a second pixel driver connected to a scan control line, the second pixel driver generating a driving current based on a second data voltage and controlling a period for which the driving current flows, based on the control current, and a light-emitting element connected to the second pixel driver to receive the driving current. The first pixel driver includes a first transistor generating the control current based on the first data voltage, a second transistor providing the first data voltage to a first electrode of the first transistor based on a scan write signal, and a first capacitor including a first capacitor electrode connected to a gate electrode of the first transistor, and a second capacitor electrode connected to the sweep line.

DISPLAY APPARATUS, DRIVE CHIP, AND ELECTRONIC DEVICE

Disclosed are a display apparatus, a drive chip, and an electronic device. When determining that a disconnected signal line exists, a drive chip sends a control signal to a signal line repair module, so that a shift output end of a first shift unit corresponding to the disconnected signal line outputs an enable signal, so as to control a corresponding connection switch in a connection switch group to be turned on, to enable the disconnected signal line to be electrically connected to a repair line. The display apparatus may repair a disconnected signal line without being returned to a factory and a manual operation.

SEMICONDUCTOR DEVICE

A semiconductor device including a substrate, and a first circuit supported by the substrate and including a plurality of TFTs including a first TFT, wherein the first TFT includes a semiconductor layer, a lower gate electrode located on a side of the substrate of the semiconductor layer and overlapping a part of the semiconductor layer via a lower gate insulating layer, and an upper gate electrode located on a side opposite to the substrate of the semiconductor layer and overlapping a part of the semiconductor layer via an upper gate insulating layer, one of the lower gate electrode and the upper gate electrode is a first gate electrode and the other is a second gate electrode, a first signal is supplied to the first gate electrode, and a second signal different from the first signal is supplied to the second gate electrode, the first TFT has a threshold voltage between a high-level potential and a low-level potential of the first signal and between a high-level potential and a low-level potential of the second signal, and a period during which the first signal is at the high-level potential and a period during which the second signal is at the high-level potential do not overlap each other.