Abstract: An electronic device including a window having a front surface and a rear surface, a display panel disposed on the rear surface of the window, the display panel having a front surface and a rear surface, and a sensory button set disposed on the rear surface of the display panel. The sensory button set includes a sensor unit, and a pusher disposed between the sensor unit and the display panel configured to transfer an external force applied to a predetermined area of the window to the sensor unit.

Abstract: A display device includes a display panel including a display layer including light-emitting elements disposed on a substrate, and a sensor electrode layer disposed on the display layer. The sensor electrode layer includes a first sound electrode and a second sound electrode; a vibration layer electrically contacting the first sound electrode and the second sound electrode and being deformed in response to a first sound driving voltage applied to the first sound electrode and a second sound driving voltage applied to the second sound electrode; and sensor electrodes disposed on the vibration layer. The sensor electrodes sense an input.

Abstract: A display device including a display panel configured to display an image; a touch sensing device configured to sense a touch of an object; a sound driver configured to generate and transmit a first sound driving signal and a second sound driving signal according to first sound data and second sound data; and a sound generator configured to generate a sound according to the first and second sound driving signals, such that a sound pressure level in a first frequency range is between first and second sound pressure levels in a first operating mode and a second operating mode, wherein the display device is in the first operating mode in response to the touch sensing device not sensing the touch of the object, and the display device is in the second operating mode in response to the touch sensing device sensing the touch of the object.

Abstract: Provided are a display device. The display device comprises a display panel displaying an image, a main circuit board disposed under the display panel, a first vibration element attached to a lower surface of the display panel and providing first vibration in accordance with a first vibration signal, a second vibration element disposed on the main circuit board and providing second vibration in accordance with a second vibration signal, and a first vibration driver circuit providing the first vibration signal to the first vibration element, wherein a phase of the second vibration signal is opposite to a phase of the first vibration signal.

Abstract: A display device includes a display panel including a first substrate and a pixel array layer disposed on a first surface of the first substrate, a vibration generator including a sound output unit which vibrates the display panel to output a sound and a first ultrasonic wave output unit which vibrates the display panel to output ultrasonic waves, and a first ultrasonic wave absorbing film overlapping the first ultrasonic wave output unit in a thickness direction of the display panel, where the first ultrasonic wave absorbing film absorbs the ultrasonic waves.

Abstract: A display device includes: a display panel; a first sound generator on a first surface of the display panel, the first sound generator being configured to vibrate the display panel to output a first sound; and a second sound generator configured to output a second sound. A third sound is a sum of the first sound and the second sound, and a sound pressure level of at least one of harmonic tones of the third sound is less than a sound pressure level of at least one of harmonic tones of the first sound.

Abstract: A display device includes a display panel including a display layer including light-emitting elements disposed on a substrate, and a sensor electrode layer disposed on the display layer. The sensor electrode layer includes a first sound electrode and a second sound electrode; a vibration layer electrically contacting the first sound electrode and the second sound electrode and being deformed in response to a first sound driving voltage applied to the first sound electrode and a second sound driving voltage applied to the second sound electrode; and sensor electrodes disposed on the vibration layer. The sensor electrodes sense an input.

Abstract: A display device includes a display panel including a display area including: a stretchable display area at which the display panel is stretchable, disposed at an outer edge of the display device, and a normal display area having flexibility less than that of the stretchable display area, the normal display area disposed further from the outer edge of the display device than the stretchable display area; a cover window disposed on the display panel, including a peripheral portion and a central portion which is disposed further from the outer edge of the display device than the peripheral portion; and a vibration member disposing the normal display area having the flexibility less than that of the stretchable display area between the central portion of the cover window and the vibration member along a thickness direction of the display device.

Abstract: A display device including a display panel, a sound generator disposed on one surface of the display panel, and a porous layer disposed adjacent to the sound generator, in which the porous layer includes a first coupling layer, a second coupling layer, and an intermediate layer interposed between the first and second coupling layers and including a plurality of air pockets, and the first coupling layer and the intermediate layer do not overlap the sound generator in a thickness direction of the display panel.

Abstract: A panel bottom member structure includes a panel bottom member including a light absorbing member, a top bonding layer disposed on the light absorbing member, an acoustic vibration element disposed beneath the light absorbing member and generating a vibration in response to an acoustic signal, and a buffer member disposed beneath the light absorbing member and non-overlapping the acoustic vibration element, and an element circuit board connected to the acoustic vibration element and provided with an acoustic element driving chip for generating the acoustic signal.

Abstract: A display device is provided. The display device may include a first substrate, a first set of light emitting elements, and a second set of light emitting elements. The first substrate may include a first set of holes. Each hole of the first set of holes may extend through the first substrate. Each of the first set of light emitting elements and the second set of light emitting elements may overlap the first substrate. The first set of holes may be positioned between the first set of light emitting elements and the second set of light emitting elements in a plan view of the display device.

Abstract: A display device includes: a display panel; a first sound generating device disposed below the display panel, where the first sound generating device generates a sound by causing the display panel to vibrate; and a second sound generating device disposed below the display panel, where the second generating sound generating device generates a sound by causing the display panel to vibrate. The first sound generating device includes: a first vibrator which vibrates in a first direction, which is a thickness direction of the display panel; and a second vibrator which vibrates in the first direction, and the second sound generating device includes: a third vibrator which vibrates in the first direction; and a fourth vibrator which vibrates in a second direction, which is perpendicular to the first direction.

Abstract: A display device that includes a display panel having a first substrate, a second substrate, and a light-emitting element layer. The light emitting layer is disposed between the first and second substrates and is configured to emit light in a direction toward the second substrate. A first sound generator is disposed on a first surface of the first substrate and is configured to vibrate the display panel to output a first sound. A first heat dissipation film is disposed between the first substrate and the first sound generator.

Abstract: The display device comprises: a display panel; a sound generator under the display panel; a frame disposed under the display panel and the sound generator; and a porous layer disposed adjacent to the sound generator between the display panel and the frame and having a plurality of air pockets, wherein the porous layer has a porosity of about 90% or more.

Abstract: A sound generator for a display device, including: a first vibration generation unit having a first electrode and a second electrode; a second vibration generation unit having a third electrode and a fourth electrode; and a vibration layer including: a first sub-vibration layer disposed between the first electrode and the second electrode; and a second sub-vibration layer disposed between the third electrode and the fourth electrode, wherein the first vibration generation unit is configured to contract and expand the first sub-vibration layer based on a first driving voltage applied to the first electrode and a second driving voltage applied to the second electrode, and wherein the second vibration generation unit is configured to contract and expand the second sub-vibration layer based on a third driving voltage applied to the third electrode and a fourth driving voltage applied to the fourth electrode.

Abstract: A display device includes: a first substrate; thin-film transistors disposed on a first surface of the first substrate; light emitting elements connected to corresponding ones of the thin-film transistors, respectively, and disposed on the thin-film transistors; and a lens array including lenses disposed on a second surface of the first substrate opposite to the first surface of the first substrate, wherein the light emitting elements emit light toward the first substrate.

Abstract: A display device includes a first substrate having a display area and a non-display area adjacent to the display area, the first substrate including a substrate through-hole penetrating the first substrate in a thickness direction, an etching stopper disposed on a first surface of the first substrate, the etching stopper including a stopper through-hole that overlaps the substrate through-hole and penetrates the etching stopper in the thickness direction, a data line disposed on the etching stopper, a substrate connection electrode that fills the substrate through-hole and the stopper through-hole, the substrate connection electrode being disposed in the display area and electrically connected to the data line, and a first pad disposed on a second surface of the first substrate opposite to the first surface and overlapping the substrate connection electrode. The first pad is electrically connected to the substrate connection electrode.

Abstract: A display device including: a display panel configured to display an image on a first surface thereof; a first sound generating device configured to provide a first sound; and a second sound generating device configured to provide a second sound, wherein the first sound generating device is attached to a second surface of the display panel, the second surface being opposite to the first surface, and wherein the first sound generating device is a vibration generating device configured to vibrate the display panel in accordance with a first sound signal to generate the first sound.

Abstract: A display device that includes a display panel having a first substrate, a second substrate, and a light-emitting element layer. The light emitting layer is disposed between the first and second substrates and is configured to emit light in a direction toward the second substrate. A first sound generator is disposed on a first surface of the first substrate and is configured to vibrate the display panel to output a first sound. A first heat dissipation film is disposed between the first substrate and the first sound generator.

Abstract: A display device including: a display panel having a substrate including a plurality of islands and a plurality of bridges coupling the islands to each other; and a plurality of actuators provided on first surfaces of at least one or more of the islands of the substrate. The actuators may vibrate a first area of the display panel that includes portions overlapping with the respective actuators.