Lg Electronics Inc.

Suhwan Lim

Sangwook Lee

Yoonoh Yang

Manyoung Jung

Jinyup Hwang

Jongkeun Park

Jaehyuk Jang

Hanbyul Seo

Dongik Lee

Jinwoong Park

Joonkui Ahn

Yunjung Yi

Suckchel Yang

Seungmin Lee

Changhwan Park

Jonghyun Park

Hyukjin Chae

Inkwon Seo

Hakseong Kim

Sukhyon Yoon

Joohee Lee

Seonwook Kim

Dae Won Lee

Seungpyo Noh

Hyunsoo Ko

Daesung Hwang

Jaehyun Park

Jongkil Shin

Byounghoon Kim

Kyungsoo Woo

Youngryoul Kim

Byongyol Lee

Minsoo Kim

Chijun Ahn

One disclosure of the present specification provides a user equipment (UE). The UE comprises: a transceiver for transmitting a signal and receiving a signal; and a processor for controlling the transceiver, wherein the processor: obtains network signal (NS) 52; determines an additional maximum power reduction (A-MPR) configured on the basis of obtained NS 52; and determines a transmission power for a sidelink signal, on the basis of the determined A-MPR, the transceiver transmits, to another UE, the sidelink signal with the transmission power, the sidelink signal is transmitted within a band having a center frequency of 5885 MHz and a bandwidth of 40 MHz, and the A-MPR is configured on the basis of region 1, region 2, and region 3, and may be configured on the basis of QPSK, 16 QAM, 64 QAM, and 256 QAM modulation schemes.

Maximum power reduction

One aspect of the present specification provides wireless communication device in a wireless communication system. The wireless communication device includes: at least one transceiver; at least one processor; and at least one computer memory operably connectable to the at least one processor and storing instructions that, based on being executed by the at least one processor, perform operations comprising: receiving, via the at least one transceiver, sidelink signal based on a NR operating band n38 or a NR operating band n47, and wherein predefined reference sensitivity value, which is based on the NR operating band n38 or the NR operating band n47, is applied to the at least one transceiver.

Radio frequency requirements for V2X communication

According to one disclosure of the present specification, provided is a method for performing communication with a second UE (user equipment) by a first UE. The method can comprise the steps of: receiving control information from a third UE; receiving a sidelink signal from the third UE; measuring reference signal received power (RSRP) of the sidelink signal on the basis of the control information; calculating effective RSRP on the basis of the control information and the measured RSRP; and allocating a resource for communication with the second UE on the basis of the effective RSRP, wherein the control information can comprise information relating to transmission power of the third UE.

Resource allocation method for sidelink

There is provided a UE in a wireless communication system, the UE comprising: at least one transceiver; at least one processor; and at least one computer memory operably connectable to the at least one processor and storing instructions that, based on being executed by the at least one processor, perform operations comprising: transmitting an uplink signal via one NR operating band among NR operating band n1, n7, n8, n28, n40, or n78 and one E-UTRA operating band among E-UTRA operating band 1, 3, or 7; and receiving a downlink signal based on two NR operating bands among the NR operating band n1, n7, n8, n28, n40, or n78 and the one E-UTRA operating band.

Maximum sensitivity degradation for dual connectivity

A disclosure of the present specification provides a user equipment (UE). The UE comprises: a transceiver unit for transmitting or receiving a signal; and a processor for controlling the transceiver unit, wherein: the transceiver unit may include two transmitters; the UE may have a maximum output of 29 dBm; the processor may determine transmission power on the basis of a configured maximum power reduction (MPR); the MPR may be configured on the basis of edge RB allocations, outer RB allocations, and inner RB allocations; the MPR may be configured on the basis of DFT-s-OFDM and CP-OFDM, the MPR may be configured on the basis of Pi/2 BPSK, QPSK, 16 QAM, 64 QAM, and 256 QAM; and the transceiver unit may transmit a signal to a base station by using the two transmitters on the basis of the determined transmission power.

One general aspect of the present disclosure includes a device configured to operate in a wireless system. The device including: a transceiver configured with a plurality of Evolved UMTS (Universal Mobile Telecommunications System) Terrestrial Radio Access (E-UTRA) operating bands; and a processor operably connectable to the transceiver, the processer is configured to: control the transceiver to transmit an uplink signal via two bands among the plurality of E-UTRA operating bands, wherein the two bands are configured for uplink carrier aggregation (CA), and consists of a first band and a second band; and control the transceiver to receive a downlink signal via one or more band from the three bands among the plurality of E-UTRA operating bands, wherein the three bands are configured for downlink CA, are consists of the first band, the second band, and a third band.

Maximum sensitivity degradation for carrier aggregation

A disclosure of the present specification provides a method for measuring an interference from a neighboring device. The method may performed by a device and comprise: measuring, by the device, an interference based on a reference signal from a neighboring device, which is served by a neighboring cell; and transmitting, by the device, a measurement report to a serving cell, the measurement report including a measured value of the interference. One or more steps of measuring the interference and transmitting the measurement report may be performed based on configuration information. The configuration information includes one or more of start information, end information, a timer or a threshold.

Measuring an interference from a neighboring device

A disclosure of this specification provides a device configured to operate in a wireless system, the device comprising: a transceiver configured with an Evolved Universal Terrestrial Radio Access (E-UTRA)—New Radio (NR) Dual Connectivity (EN-DC), wherein the EN-DC is configured to use three bands, a processor operably connectable to the transceiver, wherein the processer is configured to: control the transceiver to receive a downlink signal, control the transceiver to transmit an uplink signal via at least two bands among the three bands, wherein a value of Maximum Sensitivity Degradation (MSD) is applied to a reference sensitivity for receiving the downlink signal.

Method for applying MSD and apparatus thereof

There is provided a UE in a wireless communication system, the UE comprising: at least one transceiver; at least one processor configured to use CA based on two NR operating bands; and at least one computer memory operably connectable to the at least one processor and storing instructions that, based on being executed by the at least one processor, perform operations comprising: transmitting, via the at least one transceiver, an uplink signal via one NR operating band among the two NR operating bands; and receiving, via the at least one transceiver, a downlink signal on other NR operating band, different from the one NR operating band, among the two NR operating bands.

Maximum sensitivity degradation

One embodiment disclosed in the present specification provides a method for a vehicle to everything (V2X) communication, comprising: determining position of at least one frequency for at least one synchronization signal block (SSB), wherein the position of the at least one frequency is determined based on a channel raster for new radio (NR) V2X, wherein the channel raster for the NR V2X is determined based on a first frequency shift of −5 kHz or 5 kHz.

Channel raster for NR V2X

Provided in one embodiment of the present specification is a method for switching a bandwidth part (BWP) for sidelink communication. The method can comprise the steps of: receiving information about a bandwidth part (BWP) switching timing from a base station; and switching a BWP on the basis of the information about the BWP switching timing. The information about the BWP switching timing can include information about the point of time at which the BWP switching should be started after the information has been received. The information about the BWP switching timing can be received through downlink control information (DCI) or a radio resource control (RRC) signal.

Method for switching BWP for sidelink communication, and communication device

One disclosure of the present disclosure provides a user equipment (UE). The UE comprises: a transceiver unit that transmits and receives a signal; and a processor that controls the transceiver unit, wherein the transceiver unit comprises two transmitters, the UE can perform output at a maximum of 26 dBm, the processor determines transmission power on the basis of maximum power reduction (MPR), the MPR is set based on outer RB allocations and inner RB allocations, the MPR is set based on CP-OFDM, the MPR is set based on QPSK, 16 QAM, 64 QAM, and 256 QAM, and the transceiver transmits a sidelink signal to another UE on the basis of the transmission power.

One embodiment in the present specification provides a method of performing a measurement by a first device. The method may comprise: a step of transmitting, to a serving cell, capability information with regard to reception of a downlink signal transmitted from the serving cell and a sounding reference signal (SRS) transmitted from a second device; and a step of performing a cross link interference (CLI) measurement on the basis of the SRS from the second device.

Cross link interference measurement

A disclosure of this specification provides a device configured to operate in a wireless system and to support PC2 (Power Class 2), the device comprising: a transceiver configured with intra-band non-contiguous CA, wherein the transceiver is equipped with dual power amplifier, wherein the intra-band non-contiguous CA is configured to use a first CC(component carrier) and a second CC; and a processor operably connectable to the transceiver, wherein the processer is configured to: determine maximum transmission power, based on an MPR(Maximum Power Reduction), transmit uplink signal using the intra-band non-contiguous CA, based on maximum the transmission power.

In order to solve the aforementioned problem, one disclosure in the present specification provides a wireless communication device. The wireless communication device may comprise: at least one transceiver; at least one processor; and at least one memory that stores an instruction and is operatively electrically connected to the at least one processor. An operation performed on the basis of an execution of the instruction by the at least one processor may comprise the steps of: receiving a network signal related to AMPR; determining uplink transmission power by applying a preset A-MPR value; and transmitting an uplink signal on the basis of the determined transmission power.

Growing community of inventors

Seoul, South Korea

Suhwan Lim