Abstract: Disclosed is a positive electrode material for a lithium secondary battery. The positive electrode material includes a positive electrode active material formed of Li—[Mn—Ti]-M-O-based material including a transition metal (M) to enable reversible intercalation and deintercalation of lithium and molybdenum oxide. The positive electrode active material is coated with the molybdenum oxide to form a coating layer on a surface thereof.

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: A test apparatus includes a first module configured to structurally support a target semiconductor device, and a second module reversibly attachable to the first module. The first module includes a first housing including one or more inner surfaces at least partially defining an inner space, a volume control unit configured to control a volume of the inner space, a mounting unit at least partially exposed to the inner space and configured to be exposed to the target semiconductor device, and a magnetic force control unit in the first housing. The second module includes a second housing, a test board in the second housing, and an attachable/detachable member in the second housing. The test board may be electrically connected to the target semiconductor device. The magnetic force control unit may control a magnetic property of the attachable/detachable member to cause the attachable/detachable member to attach/detach to/from the magnetic force control unit.

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: An electronic device according to one embodiment of the present invention may comprise: a transparency layer; a pixel layer which is disposed under the transparency layer and comprises a plurality of pixels that can output light in a visible ray band for displaying a content through the transparency layer; a display panel which is disposed under the pixel layer and comprises a substrate layer including a plurality of switches that can operate the plurality of pixels; a bio-sensor which is disposed under at least a part of the display panel and enables acquisition of biometric information by using at least a part of reflected light obtained through reflection, by an external object, of at least a part of light output through at least some pixels among the plurality of pixels; and a coating which reflects external light in an infrared ray band that can be transmitted to the substrate layer and allows transmission of the light in a visible ray band, wherein the coating is formed between the transparency layer an

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: A test apparatus includes a first module configured to structurally support a target semiconductor device, and a second module reversibly attachable to the first module. The first module includes a first housing including one or more inner surfaces at least partially defining an inner space, a volume control unit configured to control a volume of the inner space, a mounting unit at least partially exposed to the inner space and configured to be exposed to the target semiconductor device, and a magnetic force control unit in the first housing. The second module includes a second housing, a test board in the second housing, and an attachable/detachable member in the second housing. The test board may be electrically connected to the target semiconductor device. The magnetic force control unit may control a magnetic property of the attachable/detachable member to cause the attachable/detachable member to attach/detach to/from the magnetic force control unit.

Abstract: There is provided a device that includes: a display; at least one sensor disposed to be adjacent to the display; a biometric sensor disposed in at least a partial region of the display; and at least one processor, wherein the at least one processor can be set up to receive an input in the at least a partial region from an external object, by using the at least one sensor or the biometric sensor, and to obtain biometrics of the external object by using the biometric sensor on the basis, at least partially, of the input by the external object.

Abstract: A test method for a semiconductor device includes: loading a test tray having semiconductor devices of first and second lots arranged thereon into a test chamber; storing lot information of each of the semiconductor devices; performing a test program on each of the semiconductor devices; obtaining ID information of each of the semiconductor devices; matching the ID information with the lot information to generate lot sorting information; and sorting the semiconductor devices based on results of the test program and the lot sorting information.

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: 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: 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: 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: Disclosed is an electronic device including a transparent member, a display that is disposed under the transparent member and that includes a plurality of pixels, an image sensor disposed under at least a partial area of the display, and an optical path layer disposed between the at least a partial area and the image sensor. The optical path layer includes an incident path of light that is formed such that, when light output through the plurality of pixels is reflected from the transparent member and an external object in contact with the transparent member, light reflected from the external object is delivered to the image sensor and light reflected from the transparent member is interrupted. Besides, it may be permissible to prepare various other embodiments speculated through the specification.

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 according to various embodiments comprises: a display; at least one sensor disposed to be adjacent to the display; a biometric sensor disposed in at least a partial region of the display; and at least one processor, wherein the at least one processor can be set up to receive an input in the at least a partial region from an external object, by using the at least one sensor or the biometric sensor, and to obtain biometrics of the external object by using the biometric sensor on the basis, at least partially, of the input by the external object. Other embodiments are possible.

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: 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: A test method for a semiconductor device includes: loading a test tray having semiconductor devices of first and second lots arranged thereon into a test chamber; storing lot information of each of the semiconductor devices; performing a test program on each of the semiconductor devices; obtaining ID information of each of the semiconductor devices; matching the ID information with the lot information to generate lot sorting information; and sorting the semiconductor devices based on results of the test program and the lot sorting information.

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.