Abstract:
A display device includes: a display panel configured to display an image; a sound element on a rear side of the display panel; and a rear chassis configured to receive the display panel and protect the rear side of the display panel, and including a protruding portion protruding away from the rear side of the display panel and corresponding to the sound element. The sound element includes a pair of electrodes, and a vibration material layer between the electrodes.
Abstract:
A display device unit includes: a display device; and a sound element disposed at a side surface or a rear surface of the display device, where the sound element includes a vibration material layer which provides a sound based on an electric field applied therein, and a pair of electrodes which generates the electric field in the vibration material layer.
Abstract:
The present disclosure relates to a touch sensor and a method for sensing a touch using the same, the touch sensor including a substrate, a first sensor and a plurality of second sensors provided on the substrate and configured to sense a location and a force of a touch, wherein the first sensor is disposed in a central area of one surface of the substrate, the plurality of second sensors are arranged to surround the first sensor, and a width of the plurality of second sensors increases as a distance from the central area increases.
Abstract:
A head mounted display device includes: display part disposed to correspond to two eyes of a user, and including wires and one or more pixels connected to the wires; and a sensor disposed around the display part and configured to sense a touch of the user. The sensor includes sensing electrodes, and at least one of the sensing electrodes is provided on the same layer as a portion of the display part.
Abstract:
A display device includes a flexible display panel, a sensing scan driver, and a sensing signal processor. The display panel includes a plurality of flexible touch input electrodes arranged in a first direction and a plurality of flexible touch output electrodes arranged in a second direction. The sensing scan driver supplies sensing input signals to the flexible touch input electrodes. The sensing signal processor receives sensing output signals through the flexible touch output electrodes. The display panel includes a plurality of touch sensing areas. One of the touch input electrodes and a pair of the touch output electrodes correspond to one of the touch sensing areas when the display panel stretches in the first direction by a predetermined first threshold value or more.
Abstract:
A display device includes: a display panel assembly; and a backlight unit. The backlight unit includes an optical sheet, a reflective sheet and a light source. One of the optical sheet and the reflective sheet includes a material which supplies a sound by receiving an electrical field.
Abstract:
There are provided a display device and a method of driving the same. The display device includes a haptic panel configured for a predetermined haptic driving, a haptic driver configured to control supply of a haptic driving voltage to the haptic panel, and a controller configured to receive at least one of user information and user environment information and to determine the haptic driving voltage according to the received user information and user environment information.
Abstract:
There is provided a pixel. The pixel includes a pixel transistor including a gate electrode provided on a substrate and protruding from a scan line, an active pattern provided on the gate electrode, a first electrode provided on the active pattern, and a second electrode provided on the active pattern and protruding from a data line and a piezoelectric sensor including a first touch electrode provided on the substrate and a piezoelectric pattern provided on the first touch electrode. The gate electrode and the first touch electrode are formed of a same material. The active pattern and the piezoelectric pattern are formed of a same material.
Abstract:
A touch panel includes touch electrodes and a touch driver configured to apply a driving signal to the touch electrodes to form sensing capacitors comprising the touch electrodes, the touch driver configured to sense a change in an amount of charge caused by the sensing capacitors. The touch driver is configured to distinguish hovering and floating based upon a result of sensing the time change in an amount of charge. The touch driver is configured to apply a highest level of the driving signal to a hovering electrode corresponding to a hovering position from among the touch electrodes.
Abstract:
A touch device and a display device including the same are provided. The touch device includes: a first substrate; a second substrate facing the first substrate, and disposed to be spaced apart from the first substrate by a predetermined interval; a third substrate connecting first end portions of the first and second substrates to each other, and propagating an ultrasonic signal propagated along the first substrate to the second substrate; a plurality of first ultrasonic transducers connected to second portions facing the first end portions in the first substrate, and propagating an ultrasonic signal to the first substrate; and a plurality of second ultrasonic transducers connected to the second portions facing the first end portions in the second substrate, and receiving an ultrasonic signal propagated along the second substrate, wherein a touch point may be detected based on signal intensity variations of ultrasonic signals received by the second ultrasonic transducers.