METHOD AND APPARATUS FOR MEASURING AND TRANSMITTING CR BY USER EQUIPMENT IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20210211906A1

    公开(公告)日:2021-07-08

    申请号:US16064744

    申请日:2018-02-02

    Abstract: One embodiment of the present invention relates to a method of measuring and transmitting a Channel occupancy Ratio (CR) by a user equipment in a wireless communication system, the method including measuring the CR evaluated as the number of subchannels related to a transmission of the UE in an interval in a predetermined size and performing the transmission based on the measured CR, wherein the interval in the predetermined size includes both a past time interval and a future time interval with reference to a timing at which the user equipment measures the number of the subchannels.

    METHOD BY WHICH TERMINAL SELECTS RESOURCE ON PLURALITY OF CCS AND TRANSMITS SIGNAL IN WIRELESS COMMUNICATION SYSTEM, AND DEVICE

    公开(公告)号:US20210160818A1

    公开(公告)日:2021-05-27

    申请号:US16632806

    申请日:2018-07-20

    Inventor: Hyukjin CHAE

    Abstract: Disclosed in one embodiment of the present invention is a method by which a terminal selects a resource on a plurality of component carriers (CCs) and transmits a signal in a wireless communication system, and the method for transmitting signals on a plurality of CCs comprises the steps of: performing sensing on an anchor CC for a first time period; performing sensing on a non-anchor CC for a second time period; allowing a terminal to select, at the ending times of the first time period and the second time period, a resource through which a signal is to be transmitted on the anchor CC; and transmitting a signal through a resource selected on the anchor CC and a resource on the non-anchor CC, which is connected by the resource selected on the anchor CC, wherein the second time period should be included in the first time period, and the ending times of the first time period and the second time period are the same.

    METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING SA AND DATA IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20200351904A1

    公开(公告)日:2020-11-05

    申请号:US16085865

    申请日:2017-03-17

    Abstract: One embodiment of the present invention relates to a method for receiving, by a UE, scheduling assignment (SA) and data in a wireless communication system, comprising the steps of: receiving a first SA and a second SA in a first subframe; and receiving first data and second data through subchannels indicated by the first SA and the second SA, respectively, wherein the first data and the second data are received through the first subchannel and the second subchannel, respectively, and each of the first subchannel and the second subchannel is composed of a plurality of clusters spaced apart from each other in a frequency domain.

    METHOD WHEREBY TERMINAL TRANSMITS DEVICE-TO-DEVICE (D2D) SIGNAL IN WIRELESS COMMUNICATION SYSTEM THAT SUPPORTS D2D COMMUNICATION, AND APPARATUS THEREFOR

    公开(公告)号:US20200221335A1

    公开(公告)日:2020-07-09

    申请号:US16648063

    申请日:2018-09-19

    Abstract: Disclosed are a method whereby a terminal transmits a device-to-device (D2D) signal in a wireless communication system that supports D2D communication according to various embodiments, and an apparatus therefor. Disclosed are a method whereby a terminal transmits a D2D signal, and an apparatus therefor, wherein the method comprises: a step of measuring a technology congestion level with regard to a predetermined resource area; and a step of determining a wireless technology that is to be used for the 2D2 signal transmission on the basis of the technology congestion level, and transmitting the D2D signal on the basis of the determined wireless technology, and wherein the technology congestion level is related to the proportion of received signals that include information regarding the usage of a particular wireless technology in the predetermined resource area.

    METHOD AND DEVICE BY WHICH TERMINAL SELECTS RESOURCE AND TRANSMITS SIGNAL IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20200213975A1

    公开(公告)日:2020-07-02

    申请号:US16634774

    申请日:2018-07-20

    Abstract: Disclosed in one embodiment of the present invention is a method by which a terminal selects a resource and transmits a signal in a wireless communication system, the method comprising the steps of: performing sensing during a preset time; selecting a resource through which a signal is to be transmitted on the basis of the sensing result; and transmitting the signal to another terminal through the selected resource, wherein when selecting the resource, the terminal preferentially excludes a pivot resource from resources for which sensing is performed, and the pivot resource is a resource which has a periodically repeated position and is irrelevant to a size or a period change of a transmission packet.

    METHOD AND APPARATUS FOR CALCULATING RANGING INFORMATION BY TERMINAL IN WIRELESS COMMUNICATION SYSTEM SUPPORTING DEVICE TO DEVICE COMMUNICATION

    公开(公告)号:US20200187145A1

    公开(公告)日:2020-06-11

    申请号:US16635987

    申请日:2018-08-03

    Abstract: Various embodiments provide a method and an apparatus for calculating ranging information by a terminal in a wireless communication system. Specifically, disclosed are a method and an apparatus for calculating ranging information by a terminal, the method comprising the steps of: determining a resource region corresponding to geographic information of the terminal, on the basis of ranging resource information of a resource region set for each piece of geographic information, and transmitting a ranging signal for calculating ranging information in the determined resource region; receiving, from a road side unit (RSU) which has received the ranging signal, a response signal including information that is used as a basis for calculation of the ranging information; and calculating ranging information that is information on a distance to the RSU, on the basis of the response signal.

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