Abstract: A semiconductor device includes a memory cell array, pad groups, a first option pad, a second option pad and a data input multiplexer block configured to transmit data, input through all or part of the pad groups, to the memory cell array based on whether the first option pad and a ground are connected to each other, wherein the data input multiplexer block is configured to select first pad groups among the pad groups or second pad groups among the pad groups as the part of the pad groups based on whether the second option pad and the ground are connected to each other.

Abstract: Disclosed is an electronic device including a transparent member, a display, wherein at least part of the display is disposed under the transparent member, wherein the display includes an active area, in which a plurality of pixels capable of outputting light to display contents, a biometric sensor, wherein at least part of the biometric sensor is disposed in a first area outside the active area, and a reflector positioned to direct light reflected by an external object in contact with at least a partial area of the transparent member to the biometric sensor through at least a portion of the transparent member, wherein at least some of the plurality of pixels are positioned to irradiate the external object, thereby resulting in the light reflected by the external object.

Abstract: An electronic device is provided. The electronic device includes an optical sensor, the optical sensor comprising a lighting device configured to emit light, a sensor layer including an array of sensors configured to detect first image information corresponding to an object from light reflected by the object, and a filter layer including openings configured to transmit the light reflected by the object, the filter layer disposed on the sensor layer, wherein the first image information is different from an image of the object identified with naked eyes. The electronic device may be diversified according to embodiments.

Abstract: An electronic device includes a first region corresponding to a first part of the electronic device, and a second region corresponding to a second part of the electronic device. The second region has a lower temperature than that of the first region. An antenna is located over at least the first region and optionally the second region of the electronic device. A conductor is arranged over at least the first region of the electronic device to transmit heat from the first region to the second region. The conductor operates in conjunction with the antenna and is adjacent to at least a part of the antenna to prevent the conductor from interfering with the antenna.

Abstract: Disclosed is an electronic device including a housing, a display panel, and an image sensor. The display panel includes a first polarization layer that causes light input from outside the electronic device to oscillate in a first direction as a first linearly-polarized light, a first retardation layer disposed below the first polarization layer and causing at least a portion of the first linearly-polarized light to oscillate as a circularly-polarized light, a substrate layer disposed below the first retardation layer and passing at least a portion of the circularly-polarized light, and a protection layer disposed below the substrate layer and protecting at least a portion of the substrate layer by covering the portion of the substrate layer.

Abstract: An electronic device includes a Printed Circuit Board (PCB), a housing, an inner cover, and an outer cover. The PCB mounts a first socket and a second socket thereon. The housing includes a first slot disposed to correspond to the first socket and a second slot disposed to correspond to the second socket. The housing receives the PCB. The inner cover opens/closes the first slot. The outer cover opens/closes the second slot. The first socket and the second socket are open toward the first slot and the second slot, respectively. When the outer cover is open, the inner cover is exposed and is in an openable state.

Abstract: A display device includes a display panel, a cover glass disposed on the display panel, and a biometric sensor device disposed below the display panel. The biometric sensor device includes a printed circuit board, a biometric sensor disposed on the printed circuit board, and a housing disposed on the printed circuit board and in which an opening is formed. The biometric sensor is disposed in the opening of the housing and is attached to a surface of the display panel through the housing.

Abstract: The present disclosure relates to an electronic device with a display device having enhanced display power consumption. The electronic device includes: a housing; a transparent member disposed in at least a portion of the housing, and includes an upper surface and a lower surface; a first anti-reflection layer coupled to the upper surface of the transparent member; and a display panel coupled to at least a portion of the lower surface of the transparent member by a visually transparent adhesive member, and housed in the housing. The display panel includes: a polarizing film layer coupled to the adhesive member and including an upper surface and lower surface; a light emitting layer disposed under the lower surface of the polarizing film layer; and a second anti-reflection layer disposed on the lower surface of the polarizing film layer between the lower surface of the polarizing film layer and the light emitting layer.

Abstract: A socket device is provided. The socket device includes a substrate, at least one structure, and a socket. The at least one structure is disposed on the substrate, and includes an upper surface. The upper surface includes an opening separated with a predetermined interval from a surface of the substrate. The socket is disposed so that at least a portion of the socket is stacked on an upper portion of the structure. The socket is electrically connected to the substrate via the opening. The number of parts is reduced, so that the number of assembly processes is reduced and assembling is convenient, and manufacturing costs is reduced and slimness of an electronic device is achieved.

Abstract: A semiconductor device includes a memory cell array, pad groups, a first option pad, a second option pad and a data input multiplexer block configured to transmit data, input through all or part of the pad groups, to the memory cell array based on whether the first option pad and a ground are connected to each other, wherein the data input multiplexer block is configured to select first pad groups among the pad groups or second pad groups among the pad groups as the part of the pad groups based on whether the second option pad and the ground are connected to each other.

Abstract: A semiconductor device includes a memory cell array, pad groups, a first option pad, a second option pad and a data input multiplexer block configured to transmit data, input through all or part of the pad groups, to the memory cell array based on whether the first option pad and a ground are connected to each other, wherein the data input multiplexer block is configured to select first pad groups among the pad groups or second pad groups among the pad groups as the part of the pad groups based on whether the second option pad and the ground are connected to each other.

Abstract: A portable audio output apparatus, including an audio output module configured to be in contact with a user's body and to output an audio signal, and a body fat sensor configured to sense a body resistance value of the user through at least four body contact nodes, is provided. At least two of the nodes are placed at outer surface areas of the audio output apparatus that are out of contact with the body if the user wears the audio output apparatus.

Abstract: An electronic device for receiving an input by a digital pen having a waveform generation means is provided. The electronic device includes at least three reception sensors and a processor. The at least three reception sensors are installed in the electronic device at positions that are separated from one another, and are configured to receive a waveform generated by the waveform generator of the digital pen. The processor is configured to calculate an input coordinate of the digital pen using a difference of velocities and reception times of the waveform received by the at least three reception sensors.

Abstract: A heat transfer apparatus is provided. The heat transfer apparatus includes a first thermal conductor. The heat transfer apparatus also includes a second thermal conductor. The heat transfer apparatus further includes an interface member configured to transfer heat between the first thermal conductor and the second thermal conductor. A portion of the interface member contains a thermoplastic material reacting via an application of the heat.

Abstract: An electronic device includes a first region corresponding to a first part of the electronic device, and a second region corresponding to a second part of the electronic device. The second region has a lower temperature than that of the first region. An antenna is located over at least the first region and optionally the second region of the electronic device. A conductor is arranged over at least the first region of the electronic device to transmit heat from the first region to the second region. The conductor operates in conjunction with the antenna and is adjacent to at least a part of the antenna to prevent the conductor from interfering with the antenna.

Abstract: A semiconductor memory device includes a memory cell array and a refresh control circuit. The refresh circuit is configured to: perform a second burst refresh operation on the memory cell rows after the memory cell rows exit from a self refresh operation, and not perform the second burst refresh operation on the memory cell rows after the memory cell rows exit from a self refresh operation. Whether the refresh control circuit performs or does not perform the second burst refresh operation is based on a comparison between an entering time for the self refresh operation of the memory cell rows and a reference time.

Abstract: A socket device is provided. The socket device includes a substrate, at least one structure, and a socket. The at least one structure is disposed on the substrate, and includes an upper surface. The upper surface includes an opening separated with a predetermined interval from a surface of the substrate. The socket is disposed so that at least a portion of the socket is stacked on an upper portion of the structure. The socket is electrically connected to the substrate via the opening. The number of parts is reduced, so that the number of assembly processes is reduced and assembling is convenient, and manufacturing costs is reduced and slimness of an electronic device is achieved.

Abstract: A semiconductor memory device and a self-refresh method of the semiconductor memory device. The semiconductor memory device includes: a memory cell array including one or more memory cells; a sense amplifier connected to a sensing line and a complementary sensing line and sensing/amplifying data stored in the one or more memory cells; and a sense amplifier control circuit sequentially supplying a first voltage and a second voltage having different levels to the sense amplifier through the sensing line during a refresh operation.

Abstract: An electronic device includes a Printed Circuit Board (PCB), a housing, an inner cover, and an outer cover. The PCB mounts a first socket and a second socket thereon. The housing includes a first slot disposed to correspond to the first socket and a second slot disposed to correspond to the second socket. The housing receives the PCB. The inner cover opens/closes the first slot. The outer cover opens/closes the second slot. The first socket and the second socket are open toward the first slot and the second slot, respectively. When the outer cover is open, the inner cover is exposed and is in an openable state.

Abstract: An electronic device for receiving an input by a digital pen having a waveform generation means is provided. The electronic device includes at least three reception sensors and a processor. The at least three reception sensors are installed in the electronic device at positions that are separated from one another, and are configured to receive a waveform generated by the waveform generator of the digital pen. The processor is configured to calculate an input coordinate of the digital pen using a difference of velocities and reception times of the waveform received by the at least three reception sensors.