G09G2320/0266

Display apparatus with touch detection function and electronic apparatus
09721536 · 2017-08-01 · ·

A display apparatus with a touch detection function includes: a substrate; a display area including a plurality of pixels; a touch detection electrode including a plurality of small electrode portions; a plurality of wiring portions electrically coupling the small electrode portions to a terminal portion formed; and a plurality of drive electrodes forming capacitance between the drive electrodes and the touch detection electrode. The small electrode portions each include one conductive thin wire in which one first thin wire segment and one second thin wire segment are coupled in a first direction, the first thin wire segment makes a first angle with respect to the first direction, the second thin wire segment makes a second angle with respect to the first direction, and the wiring portions each include the one first thin wire segment and the one second thin wire segment that are coupled in the first direction.

Driving apparatus of display panel and driving method thereof, display device

There are provided a driving apparatus of a display panel and a driving method thereof, and a display device. The driving apparatus of the display panel comprises a gate driver circuit (101) configured to input a turn-on signal to each gate line on the display panel at a first moment; and a source driver circuit (102) configured to input a first voltage to each data line on the display panel at a first moment, the first voltage being a common electrode voltage of the display panel. The driving apparatus and the driving method, and the display device are capable of raising the effect of eliminating shutdown image sticking.

REDUCING DISPLAY ARTIFACTS CAUSED BY A SENSING SIGNAL OF A PROXIMITY INPUT DEVICE
20210397297 · 2021-12-23 · ·

An input device includes a display substrate and a stack of display layers disposed on the display substrate, the stack of display layers including a conductive layer. The input device further includes at least one capacitive sensing layer in the stack of display layers and a multitude of capacitive sensing electrodes disposed in the at least one capacitive sensing layer, and configured for capacitance sensing. The input device also includes a processing system configured to selectively drive the multitude of capacitive sensing electrodes to emit a first sensing signal while balancing a total current induced in the conductive layer, caused by an electromagnetic emission associated with the first sensing signal.

Frame-by-frame rendering for augmented or virtual reality systems

One embodiment is directed to a user display device comprising a housing frame mountable on the head of the user, a lens mountable on the housing frame and a projection sub system coupled to the housing frame to determine a location of appearance of a display object in a field of view of the user based at least in part on at least one of a detection of a head movement of the user and a prediction of a head movement of the user, and to project the display object to the user based on the determined location of appearance of the display object.

Dynamic display switching

Various embodiments disclose a system that includes a first source processor that generates a first stream of graphics data, a second source processor that generates a second stream of graphics data, a display device that displays at least one of the first stream of graphics data and the second stream of graphics data, and a timing controller that is coupled to the first source processor and the second source processor and receives a first control signal to enter into a self-refresh state, in response, enters into the self-refresh state, causes the display device to display a first frame stored in memory, wherein the first frame includes at least a portion of data included in the first stream of graphics data, receives a second stream of graphics data, exits the self-refresh state, and causes the display device to display the second stream of graphics data.

Display device driving method

The present invention provides a method of driving a display device, comprising the steps of: step S1, providing a display device, comprising a plurality of sub-pixels arranged in an array; step S2: dividing data signals of the sub-pixels in a frame of an image into a plurality of sub-frames having different time weights; step S3, dividing the plurality of sub-pixels into at least two driving groups, and the plurality of sub-frames corresponding to the sub-pixels in different driving groups having different display order; and step S4, driving each of the sub-pixels to display image according to a display order of one of the sub-frames corresponding to each of the sub-pixels, such that through setting different display order of sub-frames of the sub-pixels of different driving groups, the flicker caused by the digital driving can be reduced without increasing driving frequency.

Reducing display artifacts caused by a sensing signal of a proximity input device

An input device includes a display substrate and a stack of display layers disposed on the display substrate, the stack of display layers including a conductive layer. The input device further includes at least one capacitive sensing layer in the stack of display layers and a multitude of capacitive sensing electrodes disposed in the at least one capacitive sensing layer, and configured for capacitance sensing. The input device also includes a processing system configured to selectively drive the multitude of capacitive sensing electrodes to emit a first sensing signal while balancing a total current induced in the conductive layer, caused by an electromagnetic emission associated with the first sensing signal.

Drive device and display apparatus

A display apparatus according to an embodiment of the present disclosure includes: a display panel including a plurality of pixels; and a drive device that outputs a driving signal to the display panel. The driving signal causes one of the pixels to emit light many times by an active PWM drive method in a 1-frame period.

DISPLAY DEVICE DRIVING METHOD

The present invention provides a method of driving a display device, comprising the steps of: step S1, providing a display device, comprising a plurality of sub-pixels arranged in an array; step S2: dividing data signals of the sub-pixels in a frame of an image into a plurality of sub-frames having different time weights; step S3, dividing the plurality of sub-pixels into at least two driving groups, and the plurality of sub-frames corresponding to the sub-pixels in different driving groups having different display order; and step S4, driving each of the sub-pixels to display image according to a display order of one of the sub-frames corresponding to each of the sub-pixels, such that through setting different display order of sub-frames of the sub-pixels of different driving groups, the flicker caused by the digital driving can be reduced without increasing driving frequency.

Image processing method based on peripheral reduction of contrast

An object of the invention is to avoid or at least limit the aforementioned drawback by a specific processing of video images to display, notably on large size screens. For this purpose, a method for processing at least one image of a video sequence is described. The method includes defining at least two peripheral areas P.sub.L, P.sub.R in the at least one image, and reducing contrast of pixels in the defined peripheral area(s) having a local contrast R.sub.L and/or R.sub.D above a local contrast threshold R.sub.th or reducing contrast of pixels in subregions 1, 2, . . . , i, . . . , N of these defined peripheral areas having a local contrast R.sub.i, R′.sub.i above a local contrast threshold R.sub.i-th.