Abstract: A semiconductor package includes an interposer having a pad insulating film, a first lower pad exposed from a lower surface of the pad insulating film, the first lower pad including a first extension and a second extension spaced apart from each other and extending side by side in a first direction, and a first connection extending in a second direction intersecting the first direction and connecting the first extension and the second extension, and a redistribution structure that covers an upper surface of the pad insulating film, first interposer bumps on a lower surface of the interposer and spaced apart from each other, at least a part of each of the first and second extensions being connected to one of the first interposer bumps, and a first semiconductor chip on an upper surface of the interposer and electrically connected to the redistribution structure.

Abstract: A display device includes a substrate including an emission area and a non-emission area; a via layer on the emission area and the non-emission area of the substrate and including a first recess toward the substrate in the non-emission area; a first pixel auxiliary layer on the via layer and including a protruding tip on one side and extending in a first direction from a side surface of the first recess in the non-emission area; a first pixel electrode on the first pixel auxiliary layer; a separator on the first pixel electrode in the non-emission area; a charge generation layer on the first pixel electrode in the emission area; a charge pattern on the separator and comprising a same material as the charge generation layer; and a common electrode on the charge generation layer and the charge pattern.

Abstract: A method for performing sidelink groupcast transmission by a transmission terminal includes the steps of: classifying reception terminals belonging to a subject group into two or more subgroups; allocating different groupcast feedback schemes to the two or more subgroups; performing groupcast transmission to the reception terminals; and receiving feedback information from terminals belonging to at least one subgroup among the two or more subgroups according to the different groupcast feedback schemes.

Abstract: An operation method of an IAB node in a communication system may comprise: measuring a power difference between a first signal received from a first node and a second signal received from a second node; controlling a transmit power of each of the first node and the second node based on the power difference; generating scheduling information for allowing the first node and the second node to simultaneously transmit signals; transmitting the scheduling information to the first node and the second node; and receiving signals that the first node and the second node simultaneously transmit according to the scheduling information by using the transmit power.

Abstract: A multilayer electronic component includes: a body having first and second surfaces opposing each other in a first direction and third and fourth surfaces connected to the first and second surfaces and opposing each other in a second direction; a first external electrode including a first connection portion, disposed on the third surface, and a first band portion extending from the first connection portion onto a portion of the first surface; a second external electrode including a second connection portion, disposed on the fourth surface, and a second band portion extending from the second connection portion onto a portion of the first surface; an insulating layer disposed on the second surface to extend to portions of the first and second connection portions; a first plating layer disposed on the first band portion; and a second plating layer disposed on the second band portion. The insulating layer includes a polymer resin.

Abstract: A multilayer electronic component, includes: a body including a dielectric layer, and first and second internal electrodes alternately disposed in a first direction with the dielectric layer interposed therebetween; a first connection portion including a first conductive layer disposed on the third surface and connected to the first internal electrode, and a first insulating layer disposed on the first conductive layer; a second connection portion including a second conductive layer disposed on the fourth surface and connected to the second internal electrode, and a second insulating layer disposed on the second conductive layer; a first external electrode including a first electrode layer connected to the first conductive layer, wherein the first external electrode is disposed on any one of the first, second, fifth, and sixth surfaces; and a second external electrode including a second electrode layer connected to the second conductive layer.

Abstract: A method of a reconfigurable intelligent surface (RIS) node may comprise: receiving, from a first transmitting node, control information for controlling the first RIS node; grouping reflecting elements of the first RIS node into at least one reflecting element group using the control information; and transmitting at least one signal incident on the at least one reflecting element group to a receiving node.

Abstract: A method for performing sidelink groupcast transmission by a transmission terminal includes the steps of: classifying reception terminals belonging to a subject group into two or more subgroups; allocating different groupcast feedback schemes to the two or more subgroups; performing groupcast transmission to the reception terminals; and receiving feedback information from terminals belonging to at least one subgroup among the two or more subgroups according to the different groupcast feedback schemes.

Abstract: An operation method of an IAB node in a communication system may comprise: measuring a power difference between a first signal received from a first node and a second signal received from a second node; controlling a transmit power of each of the first node and the second node based on the power difference; generating scheduling information for allowing the first node and the second node to simultaneously transmit signals; transmitting the scheduling information to the first node and the second node; and receiving signals that the first node and the second node simultaneously transmit according to the scheduling information by using the transmit power.

Abstract: A method performed by a base station may comprise: transmitting, to a first reconfigurable intelligent surface (RIS) node, first control information for the first RIS node; transmitting, to a terminal, first information of the first RIS node based on the first control information; and transmitting a first signal to the first RIS node and the terminal while the first RIS node is in an activated state according to the first control information, wherein the first signal is transmitted to the terminal through a path reaching the terminal from the base station via the first RIS node and a path directly reaching the terminal from the base station.

Abstract: Provided is an apparatus for measuring a droplet length using a capacitive electrode including: a disposable panel; a board separated from the disposable panel and configured to be reused separately from the disposable panel; a sensing electrode unit patterned on an upper surface of the board and configured to measure a length of a droplet depending on a voltage value measured depending on a capacitance value of the fluid passing through the microfluid channel; a thin film provided on a lower surface of the disposable panel; and a negative pressure forming means configured to apply a negative pressure between the disposable panel and the board so that the disposable panel and the board are attached to or detached from each other.

Abstract: Disclosed are a method and an apparatus for supporting high-speed mobility in a communication. A method of a terminal may comprise: estimating a first frequency offset based on a downlink transmission received from a base station; estimating first time-varying characteristic information based on the downlink transmission; and transmitting, to the base station, a first uplink transmission including time-varying characteristic feedback information based on the first time-varying characteristic information and a configured time-varying characteristic information feedback condition.

Abstract: A multilayer electronic component includes: a body including dielectric layers and first and second internal electrodes alternately disposed with the dielectric layers respectively interposed therebetween, the first internal electrodes being exposed to two end surfaces of the body, the second internal electrodes being exposed to a mounting surface of the body perpendicular to the end surfaces; a pair of connection portions each including a conductive layer disposed on one of the end surfaces of the body and connected to the first internal electrodes and an insulating layer disposed on the conductive layer; first and second external electrodes disposed on the mounting surface of the body and connected to the conductive layers of the pair of connection portions, respectively; and a third external electrode disposed between the first and second external electrodes on the mounting surface of the body and connected to the second internal electrodes.

Abstract: A method of a first user equipment (UE) may comprise: receiving a downlink (DL) reference signal transmitted by a base station using a beam included in a beam candidate group to be used for sidelink (SL) communication with a second UE; measuring a DL reference signal received power (RSRP) of the DL reference signal; determining a transmit power of a beam included in the beam candidate group based on the measured DL RSRP; and transmitting SL data to the second UE with the determined transmit power.

Abstract: An operation method of a relay node may include: receiving, from a first communication node, first data composed of n bits; receiving, from a second communication node, second data composed of m bits; in response to determining that n is greater than m, generating first T-data of m bits excluding (n-m) bits from the n-bits of the first data and first R-data of (n-m) bits; generating third data by performing a network coding operation on the first T-data and the second data; transmitting the third data to the first communication node; and transmitting the third data and the first R-data to the second communication node.

Abstract: Disclosed are a method and an apparatus for supporting high-speed mobility in a communication. A method of a terminal may comprise: estimating a first frequency offset based on a downlink transmission received from a base station; estimating first time-varying characteristic information based on the downlink transmission; and transmitting, to the base station, a first uplink transmission including time-varying characteristic feedback information based on the first time-varying characteristic information and a configured time-varying characteristic information feedback condition.

Abstract: A method of a first terminal may include: identifying first RB set(s) to be used for SL communication among consecutive RB sets through an LBT procedure; identifying a first subchannel group included in the first RB set(s) and a second subchannel group including a first PRB in the first RB set(s), the first PRB being not included in the first subchannel group; configuring the first PRB within the second subchannel group as an SL communication resource; and transmitting, to a second terminal, control information indicating that the first PRB is configured as the SL communication resource.

Abstract: Disclosed are a relay method and device in a communication system. An operation method of a first communication node comprises the steps of: transmitting a reference signal to one or more candidate R nodes; receiving first feedback information including a minimum value of a first RSRP from a first candidate R node belonging to the one or more candidate R nodes; receiving second feedback information including a minimum value of a second RSRP from a second candidate R node belonging to the one or more candidate R nodes; comparing a first value based on the first feedback information with a second value based on the second feedback information; when the first value is greater than the second value, selecting the first candidate R node as an R node that is to perform a relaying operation; and communicating with a second communication node via the R node.

Abstract: An operation method of a terminal in a communication system may include: receiving, from a base station, primary RA configuration information for a primary RA procedure; receiving, from the base station, secondary RA configuration information for a secondary RA procedure; transmitting a primary RA preamble to the base station by using a primary RA resource indicated by the primary RA configuration information; receiving, from the base station, secondary RA indication information in response to the primary RA preamble, the secondary RA indication information indicating to perform the secondary RA procedure instead of the primary RA procedure; and transmitting a secondary RA preamble to the base station by using a secondary RA resource indicated by the secondary RA configuration information.

Abstract: A method of a transmitting terminal may include: determining a beam candidate set including two or more beams usable for sidelink communication with a receiving terminal from among a plurality of beams that can be beam-formed; determining a resource set for each beam within the beam candidate set through resource sensing, such that the resource set has candidate resources equal to or greater than a predetermined number of candidate resources; selecting a beam and a resource to be used for sidelink communication with the receiving terminal based on the beam candidate set and the resource set; and transmitting sidelink data to the receiving terminal using the selected beam and the selected resource.