Discussed is a display apparatus including a display panel, and a back cover coupled to a rear surface of the display panel. The back cover includes a hemming part formed to face a rear surface of the back cover by bending at least a portion of the back cover.

Disclosed are a cushion plate and a display device including the same. The cushion plate includes an impact-absorbing layer disposed on a back surface of a display panel, a first metal layer disposed on upper portion of the impact-absorbing layer, and a second metal layer formed on upper portion of the first metal layer and having a higher thermal conductivity than the first metal layer. The impact-absorbing layer, the first metal layer, and the second metal layer have a first curvature area, and at least one perforated pattern is defined in an area of the first metal layer corresponding to the first curvature area.

A display device includes a display panel, a heat radiation metal plate arranged on a rear surface or a side surface of the display panel, a printed circuit board arranged on a rear surface of the heat radiation plate so as to be connected to the display panel, and a conductive tape configured to cover the heat radiation plate and the printed circuit board. The conductive tape conductively connects the rear surface of the heat radiation plate to a ground terminal of the printed circuit board.

An adhesion structure and an electronic device are provided. The adhesion structure includes a substrate and an adhesive layer. The adhesive layer is disposed on the substrate, and the adhesive layer includes a plurality of graphene microplates. A part of the graphene microplates protrude from two opposite surfaces of the adhesive layer. The thickness of the graphene microplates is greater than or equal to 0.3 nanometers and is less than or equal to 3 nanometers. The flake diameter of the graphene microplates is greater than or equal to 1 micrometer and is less than or equal to 30 micrometers. The adhesion structure can not only provide the adhesive function, but also improve the heat dissipation efficiency of electronic device.

A panel bottom sheet includes: a first heat dissipation layer; a second heat dissipation layer having circumferential side surfaces located further inside than circumferential side surfaces of the first heat dissipation layer in a plan view, the second heat dissipation layer including: a main heat dissipation pattern including a first opening formed completely through the second heat dissipation layer in a thickness direction; and a heat dissipation substrate disposed directly on the second heat dissipation layer.

A display apparatus includes a heat dissipation sheet and a first plate disposed on the rear surface of a display panel, a printed circuit board disposed on one surface of the first plate, a component disposed on one surface of the printed circuit board, and a second plate disposed adjacent to the first plate. The first plate includes a bent extended portion and a coupling portion, and the bent extended portion is not in contact with the heat dissipation sheet.

An electronic device is provided, which is for coupling to another electronic device in a side-by-side manner, and the electronic device includes a substrate, a first thermal dissipation sheet and a thermal dissipation element. The substrate includes a first surface and a second surface. The first thermal dissipation sheet is disposed on the first surface. The thermal dissipation element is disposed on the substrate. The first thermal dissipation sheet is disposed between the thermal dissipation element and the substrate, and the thermal dissipation element at least partially overlaps the first thermal dissipation sheet.

A display device includes a display panel, a data driver which transmits a data voltage to the display panel, a first flexible printed circuit board attached to the display panel and including an input side wiring electrically connected to the data driver, a first printed circuit board (PCB) electrically connected to the input side wiring to transmit a high-speed driving signal to the data driver, and a metal tape overlapping the input side wiring in a plan view and attached on the first flexible printed circuit board, where a part of the metal tape overlapping the input side wiring in the plan view defines an opening.

A user device that can be touched by a user includes a heat source that can generate heat; a case body covering the heat source; and a polymer-containing heat storage body attached to the case body.

An electronic device includes a display module including a display panel including a first area in which a pixel is disposed, a second area adjacent to the first area and bent with respect to an imaginary axis, a data line connected to the pixel, and a first line insulated from the pixel, an optical film, and a bending cover layer and a window module including a glass substrate and a window protective layer including a cover portion disposed on the glass substrate and a protrusion portion protruding from the cover portion. An end of the optical film and an end of the bending cover layer, which faces the end of the optical film, defines a separation area, the data line and the first line overlap the separation area when viewed in a plane, and the protrusion portion overlaps the first line in the separation area when viewed in a plane.