EP-4738719-A1 - METHOD AND DEVICE FOR PERFORMING COMMUNICATION ON BASIS OF BEAM

EP4738719A1EP 4738719 A1EP4738719 A1EP 4738719A1EP-4738719-A1

Abstract

A method for performing wireless communication by a first device, and a device supporting same are provided. The first device may obtain information on a first resource set related to a first type beam; obtain information on a second resource set related to a second type beam; and transmit, to a second device, a control signal for reserving at least one resource in the second resource set on the basis of the first resource set.

Inventors

PARK, HANJUN
LEE, SEUNGMIN
HWANG, Daesung

Assignees

LG Electronics Inc.

Dates

Publication Date: 20260506
Application Date: 20240628

Claims (20)

A method for performing wireless communication by a first device, the method comprising: obtaining information regarding a first resource set related to a first type beam; obtaining information regarding a second resource set related to a second type beam; and transmitting, to a second device, a control signal for reserving at least one resource within the second resource set based on the first resource set, wherein the first type beam includes a non-directional beam, and wherein the second type beam includes a directional beam.
The method of claim 1, wherein the first device is allowed to transmit the control signal for reserving the at least one resource within the second resource set based on the first resource set.
The method of claim 1, wherein the first device is not allowed to transmit a control signal for reserving at least one resource within the first resource set based on the second resource set.
The method of claim 1, wherein the control signal for reserving the at least one resource within the second resource set includes beam identifier information related to the at least one resource within the second resource set.
The method of claim 1, wherein the at least one resource within the second resource set is reserved for beam measurement by the second device or transmission by the first device.
The method of claim 5, wherein a result of the beam measurement measured based on the at least one resource within the second resource set is received from the second device based on the first type beam related to the first resource set.
The method of claim 1, wherein the at least one resource within the second resource set is selected based on sensing for the first resource set.
The method of claim 1, wherein the at least one resource within the second resource set is selected based on sensing for the second resource set, and wherein the sensing is performed for a receive beam direction related to a beam direction for transmission on the at least one resource.
The method of claim 1, wherein a first candidate resource set for resource reservation or resource selection within the first resource set and a second candidate resource set for resource reservation or resource selection within the second resource set are independently configured.
The method of claim 9, wherein a first threshold used for resource exclusion in the first candidate resource set is independently configured from a second threshold used for resource exclusion in the second candidate resource set.
The method of claim 1, wherein a first preferred resource set or a first non-preferred resource set within the first resource set and a second preferred resource set or a second non-preferred resource set within the second resource set are independently configured.
The method of claim 1, wherein, based on a ratio of remaining candidate resources to total candidate resources being less than or equal to a threshold after performing resource exclusion based on sensing, a candidate resource within the first resource set is preferentially included in the remaining candidate resources over a candidate resource within the second resource set.
The method of claim 1, wherein resource reservation or resource selection within the first resource set or the second resource set is performed based on a sum of sensing results for repeated transmissions.
A first device adapted to perform wireless communication, the first device comprising: at least one transceiver; at least one processor; and at least one memory connected to the at least one processor and storing instructions that, based on being executed by the at least one processor, cause the first device to perform operations comprising: obtaining information regarding a first resource set related to a first type beam; obtaining information regarding a second resource set related to a second type beam; and transmitting, to a second device, a control signal for reserving at least one resource within the second resource set based on the first resource set, wherein the first type beam includes a non-directional beam, and wherein the second type beam includes a directional beam.
A processing device adapted to control a first device, the processing device comprising: at least one processor; and at least one memory connected to the at least one processor and storing instructions that, based on being executed by the at least one processor, cause the first device to perform operations comprising: obtaining information regarding a first resource set related to a first type beam; obtaining information regarding a second resource set related to a second type beam; and transmitting, to a second device, a control signal for reserving at least one resource within the second resource set based on the first resource set, wherein the first type beam includes a non-directional beam, and wherein the second type beam includes a directional beam.
Anon-transitory computer-readable storage medium storing instructions that, when executed, cause a first device to perform operations comprising: obtaining information regarding a first resource set related to a first type beam; obtaining information regarding a second resource set related to a second type beam; and transmitting, to a second device, a control signal for reserving at least one resource within the second resource set based on the first resource set, wherein the first type beam includes a non-directional beam, and wherein the second type beam includes a directional beam.
A method for performing wireless communication by a second device, the method comprising: obtaining information regarding a first resource set related to a first type beam; obtaining information regarding a second resource set related to a second type beam; and receiving, from a first device, a control signal for reserving at least one resource within the second resource set based on the first resource set, wherein the first type beam includes a non-directional beam, and wherein the second type beam includes a directional beam.
A second device adapted to perform wireless communication, the second device comprising: at least one transceiver; at least one processor; and at least one memory connected to the at least one processor and storing instructions that, based on being executed by the at least one processor, cause the second device to perform operations comprising: obtaining information regarding a first resource set related to a first type beam; obtaining information regarding a second resource set related to a second type beam; and receiving, from a first device, a control signal for reserving at least one resource within the second resource set based on the first resource set, wherein the first type beam includes a non-directional beam, and wherein the second type beam includes a directional beam.
A processing device adapted to control a second device, the processing device comprising: at least one processor; and at least one memory connected to the at least one processor and storing instructions that, based on being executed by the at least one processor, cause the second device to perform operations comprising: obtaining information regarding a first resource set related to a first type beam; obtaining information regarding a second resource set related to a second type beam; and receiving, from a first device, a control signal for reserving at least one resource within the second resource set based on the first resource set, wherein the first type beam includes a non-directional beam, and wherein the second type beam includes a directional beam.
A non-transitory computer-readable storage medium storing instructions that, when executed, cause a second device to perform operations comprising: obtaining information regarding a first resource set related to a first type beam; obtaining information regarding a second resource set related to a second type beam; and receiving, from a first device, a control signal for reserving at least one resource within the second resource set based on the first resource set, wherein the first type beam includes a non-directional beam, and wherein the second type beam includes a directional beam.

Description

TECHNICAL FIELD This disclosure relates to a wireless communication system. BACKGROUND ART 5G NR is a successor technology to long term evolution (LTE) and is a new clean-slate mobile communication system with characteristics such as high performance, low latency, high availability, etc. 5G NR may utilize all available spectrum resources, including low-frequency bands below 1 GHz, mid-frequency bands between 1 GHz and 10 GHz, high-frequency (millimeter wave) bands above 24 GHz, etc. A 6G (wireless communication) system has purposes such as (i) very high data rate per device, (ii) a very large number of connected devices, (iii) global connectivity, (iv) very low latency, (v) decrease in energy consumption of battery-free IoT devices, (vi) ultra-reliable connectivity, (vii) connected intelligence with machine learning capacity, etc. The vision of the 6G system may include four aspects such as intelligent connectivity, deep connectivity, holographic connectivity and ubiquitous connectivity, and the 6G system may satisfy the requirements shown in Table 1 below. That is, Table 1 shows the requirements of the 6G system. [Table 1]Per device peak data rate1 TbpsE2E latency1 msMaximum spectral efficiency100bps/HzMobility supportUp to 1000km/hrSatellite integrationFullyAIFullyAutonomous vehicleFullyXRFullyHaptic CommunicationFully DISCLOSURE TECHNICAL SOLUTION Based on an embodiment of the present disclosure, a method for performing wireless communication by a first device may be provided. For example, the method may comprise: obtaining information regarding a first resource set related to a first type beam; obtaining information regarding a second resource set related to a second type beam; and transmitting, to a second device, a control signal for reserving at least one resource within the second resource set based on the first resource set. For example, the first type beam may include a non-directional beam, and the second type beam may include a directional beam. Based on an embodiment of the present disclosure, a first device adapted to perform wireless communication may be provided. For example, the first device may comprise: at least one transceiver; at least one processor; and at least one memory connected to the at least one processor and storing instructions. For example, the instructions, based on being executed by the at least one processor, may cause the first device to perform operations comprising: obtaining information regarding a first resource set related to a first type beam; obtaining information regarding a second resource set related to a second type beam; and transmitting, to a second device, a control signal for reserving at least one resource within the second resource set based on the first resource set. For example, the first type beam may include a non-directional beam, and the second type beam may include a directional beam. Based on an embodiment of the present disclosure, a processing device adapted to control a first device may be provided. For example, the processing device may comprise: at least one processor; and at least one memory connected to the at least one processor and storing instructions. For example, the instructions, based on being executed by the at least one processor, may cause the first device to perform operations comprising: obtaining information regarding a first resource set related to a first type beam; obtaining information regarding a second resource set related to a second type beam; and transmitting, to a second device, a control signal for reserving at least one resource within the second resource set based on the first resource set. For example, the first type beam may include a non-directional beam, and the second type beam may include a directional beam. Based on an embodiment of the present disclosure, a non-transitory computer-readable storage medium storing instructions may be provided. For example, the instructions, when executed, may cause a first device to perform operations comprising: obtaining information regarding a first resource set related to a first type beam; obtaining information regarding a second resource set related to a second type beam; and transmitting, to a second device, a control signal for reserving at least one resource within the second resource set based on the first resource set. For example, the first type beam may include a non-directional beam, and the second type beam may include a directional beam. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 shows a communication structure providable in a 6G system, based on an embodiment of the present disclosure.FIG. 2 shows an electromagnetic spectrum, based on an embodiment of the present disclosure.FIG. 3 shows an example of an NTN typical scenario based on a transparent payload, based on an embodiment of the present disclosure.FIG. 4 shows an example of an NTN typical scenario based on a regenerative payload, based on an embodiment of the present disclosure.FIG. 5 shows an example of