Abstract: A wireless user device comprises an antenna; a transceiver; a processor; and memory storing instructions that, when executed by the processor, cause the wireless user device to: select, among a plurality of synchronization signal (SS) blocks, a first SS block comprising a first synchronization signal and comprising a first physical broadcast channel (PBCH); determine, from the first PBCH of the selected first SS block, a value of a first subcarrier offset between the first SS block and an RB grid; determine, based on the value of the first subcarrier offset and a frequency location of the first SS block, a frequency location of the RB grid; and decode, based on the determined frequency location of the RB grid, one or more of: a reference signal, a control channel, or a data channel.

Abstract: The present disclosure relates to a composition for improving molecular barcoding efficiency and a use thereof, and provided are a method for preparing a DNA library, a molecular barcoding method for nucleic acid sequencing, and a composition for preparing a DNA library. According to the method and composition, by using a barcode sequence arranged to include the position of a first nucleotide in an adapter on the basis of a terminal region of the adapter ligated with a DNA fragment, molecular barcoding switching can be reduced and the accuracy of nucleic acid sequencing can be improved.

Abstract: Provided is a method and apparatus for performing a random access procedure. A wireless device may transmit a random access preamble and may monitor for a random access response. The wireless device may determine to transmit a second random access preamble or to transmit uplink data responsive to the random access response. A time for preparing the second random access preamble may be determined based on a subcarrier spacing associated with the random access preamble or a subcarrier spacing associated a downlink channel associated with the random access response. A time for preparing the uplink data may be determined based on a subcarrier spacing associated with the uplink data or a subcarrier spacing associated a downlink channel associated with the random access response.

Abstract: The present invention relates to a system that includes a transmission/reception point and a user equipment having different configurations in inter-band and performs a TDD (Time Division Duplex) method.

Abstract: A method, apparatus, and system for transmitting and receiving a physical broadcast channel (PBCH) are provided. A base station may perform a first scrambling process on PBCHs in a time period before a channel coding, and perform a second scrambling process after the channel coding. PHCH payloads and PBCH DMRS may provide information bits to be used in the scrambling processes. A wireless user device may receive one or more PBCHs transmitted from the base station.

Abstract: Provided is a method and apparatus for receiving a reference signal. A wireless user device may determine, based on a synchronization signal (SS) block index and based on an index associated with a time interval, an initialization value associated with a reference signal for a physical broadcast channel (PBCH). The wireless user device may receive, based on the initialization value and based on a frequency domain shift value, the reference signal via at least one resource element (RE). The reference signal may be mapped, based on the frequency domain shift value, to the at least one RE. The wireless user device may receive the PBCH.

Abstract: Disclosed is a method for transmitting an ACK/NACK signal for an HARQ (Hybrid Automatic Repeat reQuest) in a CA (Carrier Aggregation) system, the method including obtaining at least one transmission resource among first and second transmission resources; configuring a first table showing a relationship in which a combination of at least one of the first and second transmission resources and modulation symbols is mapped to an ACK/NACK signal, and transmitting modulation symbols corresponding to a transmission target ACK/NACK signal in the first table by using transmission resource corresponding to the transmission target ACK/NACK signal in the first table.

Abstract: The present specification relates to a method and an apparatus for controlling downlink HARQ timing. A method for controlling downlink HARQ timing according to an embodiment of the present invention comprises the steps of: configuring, by a base station, different duplex modes for a PCell and an SCell and transmitting the configuration information to a terminal; transmitting, by the base station, a PDSCH in subframe n-k of the SCell; and receiving, by the base station, HARQ response information from the terminal in subframe n of the PCell by applying a set index associated with downlink HARQ timing corresponding to the configuration information, wherein k has a value of 4-13.

Abstract: Provided is a method of transmitting a Physical Uplink Shared Channel (PUSCH) in a special subframe by a User Equipment (UE). The method includes receiving an Uplink (UL) grant from a base station, the UL grant being included in a downlink time period of Time Division Duplex (TDD) cell, wherein the TDD cell having TDD UL/DL configuration 1, 2 or 6; determining a resource in an Uplink Pilot Time Slot (UpPTS) of a special subframe of the TDD cell to transmit a PUSCH associated with the received UL grant, wherein the special subframe, having subframe number 1 or 6, consists of a Downlink Pilot Time Slot (DwPTS), a guard period (GP), and the UpPTS; transmitting, from the UE, the PUSCH mapped to the resource in the UpPTS; and receiving a Physical Hybrid Automatic Repeat Request Indicator Channel (PHICH) responsive to the PUSCH.

Abstract: The present invention relates to a method and an apparatus allowing a simultaneous transmission of control signals in a wireless communication system.

Abstract: A thermoplastic resin composition of the present invention comprises: about 100 parts by weight of a rubber-modified aromatic vinyl-based copolymer resin containing a rubber-modified vinyl-based graft copolymer and an aromatic vinyl-based copolymer resin; about 0.1 to about 15 parts by weight of a polyalkyl(meth)acrylate resin; about 5 to about 20 parts by weight of a polyether ester amide block copolymer; and about 0.2 to about 5 parts by weight of sodium perchlorate (NaClO4). The thermoplastic resin composition is excellent in terms of static resistance, transparency, impact resistance, and the like.

Abstract: Disclosed is a method for transmitting an ACK/NACK signal for an HARQ (Hybrid Automatic Repeat reQuest) in a CA (Carrier Aggregation) system, the method including obtaining at least one transmission resource among first and second transmission resources; configuring a first table showing a relationship in which a combination of at least one of the first and second transmission resources and modulation symbols is mapped to an ACK/NACK signal, and transmitting modulation symbols corresponding to a transmission target ACK/NACK signal in the first table by using transmission resource corresponding to the transmission target ACK/NACK signal in the first table.

Abstract: Provided is a method of transmitting a Physical Uplink Shared Channel (PUSCH) in a special subframe by a User Equipment (UE). The method includes receiving an Uplink (UL) grant from a base station, the UL grant being included in a downlink time period of Time Division Duplex (TDD) cell, wherein the TDD cell having TDD UL/DL configuration 1, 2 or 6; determining a resource in an Uplink Pilot Time Slot (UpPTS) of a special subframe of the TDD cell to transmit a PUSCH associated with the received UL grant, wherein the special subframe, having subframe number 1 or 6, consists of a Downlink Pilot Time Slot (DwPTS), a guard period (GP), and the UpPTS; transmitting, from the UE, the PUSCH mapped to the resource in the UpPTS; and receiving a Physical Hybrid Automatic Repeat Request Indicator Channel (PHICH) responsive to the PUSCH.

Abstract: A method includes receiving, by a user equipment (UE) and through Radio Resource Control (RRC) signaling, information of a resource pool for a D2D communication, wherein the information of the resource pool comprises information of a discovery subframe in which a D2D discovery signal is to be communicated, determining that in the discovery subframe, the D2D discovery signal is prioritized over a communication with an evolved NodeB (eNB) unless the communication with the eNB is associated with a random access (RA) procedure, transmitting a RA preamble through a Physical Random Access Channel (PRACH), determining whether the discovery subframe corresponds to a RA subframe in which a RA response for the UE is to be monitored, and in response to determining that the discovery subframe corresponds to the RA subframe, monitoring, by the UE, the RA response during the discovery subframe.

Abstract: Exemplary embodiments provide a method and apparatus for supporting a device-to-device (D2D) communication between user equipments (UEs), the method including: generating, at an evolved NodeB (eNB), D2D scheduling assignment (D2D SA) grant; transmitting the generated D2D SA grant to a transmission (Tx) UE, the D2D SA grant enabling the Tx UE to transmit an SA to a reception (Rx) UE through a D2D communication; generating, at the eNB, a D2D data grant; transmitting the generated D2D data grant to the Tx UE, the D2D data grant enabling the Tx UE to transmit a Transport Block (TB) to the Rx UE; generating a separate grant for indicating data overriding; and transmitting the generated separate grant to the Tx UE, the separate grant enabling the Tx UE to transmit an overriding data to the Rx UE.

Abstract: A method, apparatus, and system for generating and transmitting a physical broadcast channel (PBCH) are provided. A base station may perform a first scrambling process on PBCHs in a time period before a channel coding, and perform a second scrambling process after the channel coding. PHCH payloads and PBCH DMRS may provide information bits to be used in the scrambling processes.

Abstract: According to an aspect of the present disclosure, there is provided a method of transmitting feedback information from a user equipment (UE) in a new radio (NR) vehicle-to-everything (V2X) system. Here, the method of transmitting feedback information may include performing, by a first UE and a second UE, a session establishment process based on at least one of unicast and groupcast; exchanging, by the first UE and the second UE, ID information in the session establishment process; and completing, by the first UE and the second UE, the session establishment. Here, when the first UE and the second UE complete the session establishment, a physical layer ID representing a session may be determined.

Abstract: Disclosed is a method and apparatus for generating information indicating a synchronization signal (SS) block. A method comprises: determining a frequency resource associated with a wireless device; determining, by a base station and based on the determined frequency resource, whether to add or omit a first bitmap indicating a plurality of groups in which at least one synchronization signal (SS) block is transmitted: generating, based on the determining to add the first bitmap, system information comprising a parameter comprising: the first bitmap; and a second bitmap indicating a position of one or more transmission SS blocks in each of the plurality of groups; and transmitting, based on the position, the one or more transmission SS blocks each comprising a Physical Broadcast Channel (PBCH) and a synchronization signal.

Abstract: A method includes configuring serving cells for UE, the serving cells including at least six serving cells configurable for the UE; receiving PUCCH format configuration information for transmitting uplink control information associated with the configured serving cells, the PUCCH format configuration information including configuration information of PUCCH format 4; determining a total number of HARQ-ACK bits, SR bits, and periodic CSI bits to be transmitted in a subframe; selecting, at least based on the determined total number, a PUCCH format to transmit at least one of HARQ-ACK, SR, and periodic CSI, the selected PUCCH format being one of PUCCH formats including the PUCCH format 4 and PUCCH format 3; and transmitting the uplink control information associated with the configured serving cells in the subframe using the selected PUCCH format, the uplink control information associated with the configured serving cells including the at least one of HARQ-ACK, SR, and periodic CSI.

Abstract: A bulk acoustic resonator includes: a substrate; a first electrode disposed on the substrate; a piezoelectric layer disposed to cover at least a portion of the first electrode; a second electrode disposed to cover at least a portion of the piezoelectric layer; a metal pad connected to the first electrode and the second electrode; and a protective layer disposed to cover at least the metal pad.