Provided are a display assembly and a display device. The display assembly includes a flexible display panel comprising a stretchable display area, a breakable area and a bonding area connected in sequence; a first support film on a side of the stretchable display area; and a second support film on a side of the bonding area, the second support film and the first support film being on a same side of the flexible display panel. An elongation of the first support film is greater than an elongation of the second support film, and a hardness of the first support film is less than a hardness of the second support film.

A display apparatus is provided. The display apparatus includes: a display panel having a first area, a second area, and a bending area between the first area and the second area and having a shape extending in a direction crossing an imaginary first straight line connecting the first area and the second area, the bending area being bendable; a support at a rear of the display panel and comprising a first support supporting the first area, a second support supporting the second area, and a connection portion connecting the first support and the second support and having a thickness less than a thickness of the first support or a thickness of the second support; and a magnetic field generation portion configured to generate a magnetic field in a direction from the first support toward the second support.

An electronic device is provided. The electronic device includes a housing structure including a hinge, a first housing connected to the hinge and including a first surface and a second surface directed in the opposite direction of the first surface, and a second housing connected to the hinge and including a third surface and a fourth surface directed in the opposite direction of the third surface, and configured such that the first surface faces the third surface in a folded state and such that the first surface and the third surface are directed in the same direction in an unfolded state, a first display disposed over the first surface and the third surface, a second display exposed to the outside through at least a portion of the fourth surface, and a fingerprint recognition module including a first fingerprint contact portion formed in at least a portion of the first display corresponding to the third surface and transmitting a first light into the second housing, a second fingerprint contact portion formed in at least a portion of the second display and transmitting a second light into the second housing, a first reflective member configured to reflect the first light, a second reflective member configured to reflect the second light, and an image sensor configured to detect the first light or the second light, wherein the first reflective member is disposed to reflect the first light such that the reflected first light forms a first path from the first reflective member toward the image sensor, and wherein the second reflective member is disposed to reflect the second light such that the reflected second light forms a second path from the second reflective member toward the image sensor.

Disclosed is a hinge for an inner flexible screen mobile terminal, the hinge comprising a left support structure, a right support structure and a middle support structure, a pair of left connecting arms and a pair of right connecting arms, and a left rotatable support member and a right rotatable support member, wherein the left connecting arms and the right connecting arms are respectively rotatably connected on the left side and the right side of the middle support structure; and the left rotatable support member and the right rotatable support member are rotated downwards to a lower position to leave a space for accommodating a bent portion of the flexible screen when the hinge is folded, and when the hinge is rotated to a state corresponding to the spreading of the flexible screen, the left rotatable support member and the right rotatable support member are rotated to a higher position, and the left support structure and the right support structure are respectively provided with a rotation guide structure for the left rotatable support member and the right rotatable support member. The hinge of the present invention has a simple and reliable structure, and when applied to a mobile terminal such as a mobile phone, an e-book or a computer, the hinge can be used as both a hinge and flexible screen support structure therein.

An electronic device includes: a hinge structure; a foldable housing including a first housing structure and a second housing structure that are configured to be foldable relative to each other around the hinge structure; a first antenna provided in the first housing structure; a second antenna provided in the second housing structure; a communication circuit electrically connected to the first antenna and the second antenna, and configured to transmit and receive data through a first link and a second link established between an external electronic device and the electronic device; and a processor operatively connected to the communication circuit, wherein the processor is configured to: identify whether an angle between the first housing structure and the second housing structure satisfies a specified condition; and control the communication circuit to transmit, through at least one of the first link and the second link, a signal related to a change in an operation of short-range wireless communication, based on whether the angle satisfies the specified condition.

An adhesive member includes: a polymer derived from a resin composition including at least one (meth)acrylate monomer, at least one urethane (meth)acrylate oligomer, and at least one photoinitiator; a 180° peel force of about 2000 gf/25 mm to less than about 8000 gf/25 mm for a glass substrate at a temperature of about −20° C.; and a thermal expansion stress of about 0.1 N/mm.sup.2 to less than about 2 N/mm.sup.2 in accordance with changes in temperature from about −20° C. to about 60° C.

An electronic device is provided. The electronic device includes a housing structure including a first housing and a second housing connected to first housing, the second housing being connected to the first housing so as to be slidable while being at least partially inserted into or withdrawn from the first housing, a sensor module including at least one sensor, an antenna, an antenna tuner electrically connected to the antenna and configured to match impedance of the antenna, and a processor operatively connected to the sensor module, the antenna, and the antenna tuner, wherein the processor is configured to determine withdrawal information about a withdrawn degree of the second housing by using the sensor module, select an index corresponding to the withdrawal information from among multiple indices in which impedance values of the antenna according to multiple different pieces of withdrawal information are sampled, and control, based on a tuning code corresponding to the selected index, the antenna tuner to activate or deactivate at least some among at least one of one or more capacitors or one or more inductors included in the antenna tuner, so as to match the impedance of the antenna.

A mobile terminal and a host device thereof, the mobile terminal comprising a display device and a host device, the host device including a body and a support assembly, and the body defining an accommodating groove; wherein the support assembly includes a first support piece and second support piece are rotatably connected to the body, and the support assembly has a folded state and an unfolded state; when the support assembly is in the folded state, the first support piece and the second support piece are accommodated within the accommodating groove; when the support assembly in the unfolded state, the first support piece and the second support piece are rotated out of the accommodating groove; the first support piece and the second support piece define a clamping groove, and when the display device is clamped in the clamping groove, the display device stands vertically or slantwise on the body.

Provided is a foldable electronic device accessory including a first housing having one surface to which a first body of a foldable electronic device is coupled, a second housing having one surface to which a second body foldably connected to the first body about an axis is coupled, a slide portion having one surface disposed to face the other surface of the second housing and configured to reciprocate toward the axis on the other surface of the second housing, and a first cover configured to enclose the other surface of the first housing, the other surface of the second housing, and the other surface of the slide portion, wherein the one surface of the first housing and the one surface of the second housing face each other in a folded state, and wherein the other surface of the first housing and the other surface of the second housing do not face each other and form a plane in an unfolded state.

An electronic device is provided. The electronic device includes a first housing structure including a first side surface member, a second housing structure including a second side surface member, a hinge structure configured to rotatably connect the first housing structure and the second housing structure and configured to provide a folding axis on which the first housing structure and the second housing structure rotate, and at least one printed circuit board, wherein the first side surface member or the second side surface member includes a first side surface portion a second side surface portion, a third side surface portion, a fourth side surface portion, a fifth side surface portion, a first slit a second slit a third slit, and a fourth slit, and a fifth slit, and wherein at least part of at least one of the second side surface portion, the third side surface portion, and the fourth side surface portion is formed of a radiation conductor and is electrically connected to the at least one printed circuit board.