Abstract: A low density parity check (LDPC) encoder, an LDPC decoder, and an LDPC encoding method are disclosed. The LDPC encoder includes first memory, second memory, and a processor. The first memory stores an LDPC codeword having a length of 64800 and a code rate of 7/15. The second memory is initialized to 0. The processor generates the LDPC codeword corresponding to information bits by performing accumulation with respect to the second memory using a sequence corresponding to a parity check matrix (PCM).

Abstract: The present invention provides a device for measuring biological information including a sensor array, wherein the sensor array includes a plurality of sensors that are either sensors for amplifying photoreactivity or sensors forming an island network connected by a plurality of multi-channels and, in the device, the average value of biological information about the skin tissues is measured based on values output from the sensor array, and a method of measuring biological information using the device.

Abstract: A display device including a substrate including a display area and a non-display area, a plurality of signal lines disposed in the display area and extending along a first direction and from the non-display area to the display area, a connection line extending from the non-display area and electrically connected to a respective signal line of the plurality of signal lines in the non-display area, and an initialization voltage line extending in a second direction intersecting the first direction, wherein the connection line overlaps the initialization voltage line in a thickness direction of the display device.

Abstract: A display device may include a first pixel area on which a first pixel is disposed, a second pixel area on which a second pixel is disposed, the second pixel area being disposed adjacent to the first pixel area along a first direction, a lower connection line connecting the first pixel and the second pixel, and crossing the first pixel area and the second pixel area, an inorganic insulating layer disposed on the lower connection line and having a groove between the first pixel area and the second pixel area, and an organic insulating layer filling the groove of the inorganic insulating layer.

Abstract: A display device includes a first display area and a second display area adjacent to the first display area in a first direction, driving elements, light-emitting elements including a pixel electrode electrically connected to a corresponding one of the driving elements, signal wirings that transfer a driving signal to the driving elements, and connection wirings that transfer a driving signal to signal wirings disposed in the second display area. At least one of the connection wirings includes a first signal-transferring portion extending in the first direction, a second signal-transferring portion extending in a second direction, and dummy portions extending in a direction intersecting the first and second signal-transferring portions. The pixel electrode overlaps a gap between dummy portions of adjacent connection wirings in an area where the connection wirings are disposed.

Abstract: An emissive display device includes: a substrate; a transistor disposed on the substrate; an insulating layer disposed on the transistor; a connection electrode disposed on the insulating layer and electrically connected to the transistor; a first electrode of a light emitting element disposed on the insulating layer; a separation pattern layer including a first pattern layer disposed on the connection electrode and a second pattern layer disposed on the insulating layer; a pixel defining layer disposed on the insulating layer and the separation pattern layer and including an opening overlapping the connection electrode; and a second electrode of the light emitting element disposed on the pixel defining layer and connected to the connection electrode through the opening of the pixel defining layer.

Abstract: A display device includes: a display panel including a substrate, where the display panel is divided into a first display region in which a plurality of first pixels is disposed and a second display region in which a plurality of second pixels is disposed; and a sensor overlapping the second display region of the display panel. The second display region includes a plurality of unit pixel blocks, each including two second pixels adjacent to each other in a first direction and two second pixels adjacent to each other in a second direction intersecting the first direction, and a transmissive region through which light is transmitted. A distance between two unit pixel blocks adjacent to each other in the first direction is greater than a distance between two unit pixel blocks adjacent to each other in an oblique direction inclined to the first direction.

Abstract: A display device includes a display area which includes a first display area including a plurality of first pixels and a second display area including at least one second pixel and at least one light-transmitting portion, a peripheral area disposed around the display area, a data line including a first portion and a second portion spaced apart from each other in a predetermined direction with the light-transmitting portion therebetween, and a conductive pattern disposed at a different conductive layer from the data line. The conductive pattern includes a first pattern portion including a bypass portion that bypasses a periphery of the second display area in a plan view and disposed in the first display area, and the first pattern portion includes a first end electrically connected to the first portion of the data line and a second end electrically connected to the second portion of the data line.

Abstract: A display device includes: a display panel including a first region including a transmissive part configured to transmit light provided from the outside and a second region not including the transmissive part; and a sensor overlapping with the transmissive part, and configured to obtain electrical information based on information provided from the outside, wherein the display panel includes: a thin film transistor layer including a plurality of transistors; a pixel defining layer defining an emission region of a plurality of pixels; and a light blocking layer on the pixel defining layer, and defining the transmissive part, and wherein the pixel defining layer in the first region covers at least a portion of the thin film transistor layer such that light provided through the transmissive part is blocked.

Abstract: A display device includes a substrate including a first display area, a second display area, and a non-display area; a first pixel circuit part and a second pixel circuit part disposed in the first display area; a 1-1-th light-emitting element electrically connected to the first pixel circuit part and overlapping the first display area; and a second light-emitting element electrically connected to the second pixel circuit part and overlapping the second display area. The non-display area is disposed between the first display area and the second display area.

Abstract: A display device includes a substrate that includes a display area and a subsidiary area adjacent to the display area; a first pixel driving unit disposed in the display area; a light-emitting element disposed in the display area and connected to the first pixel driving unit; a plurality of sensor driving units disposed in the subsidiary area; and a plurality of photoelectric conversion elements disposed in the subsidiary area and connected to the plurality of sensor driving units, respectively.

Abstract: A display device includes: a substrate having a first display area, a second display area, and a non-display area; a first circuit disposed on the substrate; a first light emitter electrically connected to the first circuit and which overlaps the first display area; a second circuit disposed on the substrate; a second light emitter electrically connected to the second circuit and which overlaps the second display area; and a scan driver positioned on the substrate and which overlaps at least a portion of the second display area and the non-display area.

Abstract: A fan-out semiconductor package includes: an interconnection member including a first insulating layer, first and second pads respectively disposed on opposite sides of the first insulating layer, and a first via connecting the first and second pads to each other; a semiconductor chip disposed on the interconnection member; and an encapsulant encapsulating at least portions of the semiconductor chip. At least a portion of a first wall of a first trench of the first insulating layer and at least a portion of a second wall of a second trench of the second insulating layer overlap each other vertically.

Abstract: A display device includes: a display panel including a substrate, where the display panel is divided into a first display region in which a plurality of first pixels is disposed and a second display region in which a plurality of second pixels is disposed; and a sensor overlapping the second display region of the display panel. The second display region includes a plurality of unit pixel blocks, each including two second pixels adjacent to each other in a first direction and two second pixels adjacent to each other in a second direction intersecting the first direction, and a transmissive region through which light is transmitted. A distance between two unit pixel blocks adjacent to each other in the first direction is greater than a distance between two unit pixel blocks adjacent to each other in an oblique direction inclined to the first direction.

Abstract: A display device includes: a substrate having a first display area, a second display area, and a non-display area; a first circuit disposed on the substrate; a first light emitter electrically connected to the first circuit and which overlaps the first display area; a second circuit disposed on the substrate; a second light emitter electrically connected to the second circuit and which overlaps the second display area; and a scan driver positioned on the substrate and which overlaps at least a portion of the second display area and the non-display area.

Abstract: A display device includes a display panel including an antireflection layer on a light emitting element layer which includes a first pixel defining layer in which an opening defining a light emitting area of a first pixel is defined, and a second pixel defining layer in which an opening defining a light emitting area of a second pixel is defined. The antireflection layer includes first and second light blocking layers respectively overlapping the first and second pixel defining layers, and includes a first gap defined by a length of a predetermined direction from an edge of the opening to an edge of an opening of the first light blocking layer, and a second gap defined by a length from an edge of the opening to an edge of an opening of the second light blocking layer in the predetermined direction. The first gap is less than the second gap.

Abstract: A display device includes a first display area and a second display area adjacent to the first display area in a first direction, driving elements, light-emitting elements including a pixel electrode electrically connected to a corresponding one of the driving elements, signal wirings that transfer a driving signal to the driving elements, and connection wirings that transfer a driving signal to signal wirings disposed in the second display area. At least one of the connection wirings includes a first signal-transferring portion extending in the first direction, a second signal-transferring portion extending in a second direction, and dummy portions extending in a direction intersecting the first and second signal-transferring portions. The pixel electrode overlaps a gap between dummy portions of adjacent connection wirings in an area where the connection wirings are disposed.

Abstract: A display device includes a substrate including a first display area; a peripheral area; and a second display area disposed between the first display area and the peripheral area; a first light-emitting device disposed on the first display area of the substrate; a second light-emitting device disposed on the second display area of the substrate; a driving circuit disposed on the second display area and the peripheral area of the substrate and overlapping the second light-emitting device in a plan view; a pattern portion disposed on the driving circuit; and a dam disposed on an outside of the pattern portion.

Abstract: A display device includes a substrate including a first display area and a second display area; a first pixel circuit part disposed on the first display area of the substrate; a first light-emitting device connected to the first pixel circuit part; a second pixel circuit part disposed on the second display area of the substrate; a second light-emitting device connected to the second pixel circuit part; and a signal transfer wire that overlaps the second light-emitting device. The signal transfer wire includes subwires spaced apart from each other, and a bridge wire extending from the subwires.

Abstract: Disclosed herein are a time synchronization method and apparatus for a low-orbit satellite cluster. The time synchronization method for a low-orbit satellite cluster includes: receiving time information from N participating satellites directly connected; calculating a reference time using time information based on a reliability of each of the N participating satellites; performing time synchronization using the reference time and then recording a synchronization history; and generating a new block using the synchronization history.