# US 11,122,542 B2 · Signal transmission method for V2X communication in wireless communication system, and device therefor

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- Number: US 11,122,542 B2
- Document ID: US11122542B2
- Status: Granted
- Kind: B2
- Application number: 16/305,754
- Filed: 2017-06-26
- Published: 2020-10-08
- Granted: 2021-09-14
- Earliest claimed: 2016-06-24
- Assignees: LG Electronics Inc.
- Applicants: LG Electronics Inc.
- Inventors: Youngtae Kim; Hanbyul Seo; Seungmin Lee; Hyukjin Chae
- Web page: https://patentgrep.com/patent/US11122542B2

## CPC

- H04W 72/02: Selection of wireless resources by user or terminal
- H04W 72/04: Wireless resource allocation
- H04L 1/0003: {by switching between different modulation schemes}
- H04L 1/0009: {by adapting the channel coding (H04L1/1812 takes precedence)}
- H04L 1/0017: {where the mode-switching is based on Quality of Service requirement}
- H04L 5/0033: {each allocating device acting autonomously, i.e. without negotiation with other allocating devices}
- H04L 5/0053: {Allocation of signalling, i.e. of overhead other than pilot signals}
- H04L 5/0064: {Rate requirement of the data, e.g. scalable bandwidth, data priority}
- H04L 5/0069: {Allocation based on distance or geographical location}
- H04L 5/0094: {Indication of how sub-channels of the path are allocated}
- H04W 4/44: for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]
- H04W 28/0205: {at the air interface (dynamic wireless traffic scheduling H04W72/12)}
- H04W 28/0231: {based on communication conditions (dynamic wireless traffic scheduling definition based on channel quality criteria H04W72/54)}
- H04W 40/12: based on transmission quality or channel quality
- H04W 72/0446: Resources in time domain, e.g. slots or frames
- H04W 76/14: Direct-mode setup
- H04L 5/0026: {Division using four or more dimensions, e.g. beam steering or quasi-co-location [QCL]}
- H04L 27/26025: {Numerology, i.e. varying one or more of symbol duration, subcarrier spacing, Fourier transform size, sampling rate or down-clocking (allocating sub-channels of the transmission path H04L5/003)}
- Y02D 30/70: in wireless communication networks
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)
- Y02D: CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE

## Abstract

The present invention relates to a method by which a vehicle-to-everything (V2X) terminal performs V2X communication in a wireless communication system, and a device. Particularly, the method comprises the steps of: receiving information on a resource pool for V2X communication; and transmitting a message for at least one of a plurality of communication services having different coverages, on the basis of the resource pool.

## Claims

### Claim 1

A method of a first user equipment operating in a wireless communication system, the method comprising:
transmitting, to a second user equipment, control information for a packet including a plurality of messages; and
transmitting the packet to the second user equipment,
wherein the control information includes information related to a location of the first user equipment, and
wherein the information related to the location of the first user equipment is determined according to a value related to a longest communication range among a plurality of communication ranges corresponding to the plurality of messages.

### Claim 2

A first user equipment operating in a wireless communication system, the first user equipment comprising:
a transceiver; and
a processor coupled with the transceiver, the processor configured to:
transmit, to a second user equipment, control information for a packet including a plurality of messages, and
transmit the packet to the second user equipment,
wherein the control information includes information related to a location of the first user equipment, and
wherein the information related to the location of the first user equipment is determined according to a value related to a longest communication range among a plurality of communication ranges corresponding to the plurality of messages.

### Claim 3 (depends on 1)

The method of claim 1, wherein the control information includes information indicating that one or more messages corresponding to communication ranges which are shorter than the longest communication range are included in the packet.

### Claim 4 (depends on 1)

The method of claim 1, further comprising:
selecting a resource set for the packet including the plurality of messages,
wherein the resource set comprises a plurality of resource region corresponding to the plurality of communication ranges.

### Claim 5 (depends on 4)

The method of claim 4, wherein the packet is transmitted on a resource region corresponding to the longest communication range among the plurality of resource region.

### Claim 6 (depends on 1)

The method of claim 1, further comprising:
receiving information about the plurality of communication ranges from a network.

### Claim 7 (depends on 2)

The first user equipment of claim 2, wherein the control information includes information indicating that one or more messages corresponding to communication ranges which are shorter than the longest communication range are included in the packet.

### Claim 8 (depends on 2)

The first user equipment of claim 2, wherein the processor is further configured to select a resource set for the packet including the plurality of messages,
wherein the resource set comprises a plurality of resource region corresponding to the plurality of communication ranges.

### Claim 9 (depends on 8)

The first user equipment of claim 8, wherein the packet is transmitted on a resource region corresponding to the longest communication range among the plurality of resource region.

### Claim 10 (depends on 2)

The first user equipment of claim 2, wherein the processor is further configured to receive information about the plurality of communication ranges from a network.