# US 2021/0345157 A1 · Method for supporting time sensitive communication and communications device

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- Number: US 2021/0345157 A1
- Document ID: US20210345157A1
- Status: Published application
- Kind: A1
- Application number: 17/372,576
- Filed: 2021-07-12
- Published: 2021-11-04
- Earliest claimed: 2019-01-11
- Assignees: Vivo Mobile Communication Co., Ltd.
- Applicants: Vivo Mobile Communication Co.,Ltd.
- Inventors: Xiaowan KE; Yumin WU
- Web page: https://patentgrep.com/patent/US20210345157A1

## CPC

- H04W 28/0236: {radio quality, e.g. interference, losses or delay}
- H04L 12/14: Charging, metering or billing arrangements specially adapted for data communications, e.g. authentication, authorisation and accounting [AAA] framework
- H04L 43/0882: Utilisation of link capacity
- H04L 47/2408: for supporting different services, e.g. a differentiated services [DiffServ] type of service
- H04L 47/2416: Real-time traffic
- H04L 47/283: in response to processing delays, e.g. caused by jitter or round trip time [RTT]
- H04L 69/24: Negotiation of communication capabilities
- H04W 8/24: Transfer of terminal data
- H04W 28/0268: {using specific QoS parameters for wireless networks, e.g. QoS class identifier [QCI] or guaranteed bit rate [GBR] (negotiating SLA or negotiating QoS H04W28/24)}
- H04L 51/58: Message adaptation for wireless communication
- H04W 92/18: between terminal devices
- 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)

## Abstract

A method for supporting time-sensitive communication and a communications device are provided. The method for supporting time-sensitive communication applied to a first communications device includes: transmitting first information and/or second information; where the first information includes at least one of the following: first capability information of a terminal UE and information related to a delay between the UE or a radio access network (RAN) network element; and the second information includes at least one of the following: a type of the UE, a type of time-sensitive networking, or indication information of whether time-sensitive data stream configuration information is required.

## Claims

### Claim 1

A method for supporting time-sensitive communication, applied to a first communications device and comprising:
transmitting first information and/or second information; wherein
the first information comprises at least one of the following:
first capability information of a terminal (UE) and information related to a delay between the UE or a radio access network (RAN) network element; and
the second information comprises at least one of the following:
a type of the UE, a type of time-sensitive networking, or indication information of whether time-sensitive data stream configuration information is required.

### Claim 2 (depends on 1)

The method according to claim 1, wherein the first capability information of the UE comprises at least one of the following:
bridge identification information of the UE, information about a bandwidth supported by the UE, processing delay information of the UE, or transmission propagation delay related information of the UE.

### Claim 3 (depends on 2)

The method according to claim 2, wherein the information about the bandwidth supported by the UE comprises at least one of the following:
information related to a port, a bandwidth of the port, a bandwidth availability parameter of the port, or a transmission rate of the port; and/or
the transmission propagation delay related information of the UE comprises at least one of the following:
information related to a port, a transmission propagation delay of the port, and a traffic class; and/or
the processing delay information of the UE comprises at least one of the following:
information related to a port, a processing delay of the UE, or a traffic class;
wherein the information related to a port comprises at least one of the following:
identification information of the port, information related to a direction of the port being an egress or an ingress, a port number, a media access control MAC address of the port, an IP address of the port, virtual local area network VLAN tag information associated with the port, or data filter information of the port.

### Claim 4 (depends on 1)

The method according to claim 1, wherein a processing delay of the UE is at least one of the following:
information related to a data ingress port, information related to a data egress port, the processing delay of the UE, or a traffic class associated with a data packet.

### Claim 5 (depends on 1)

The method according to claim 1, wherein a processing delay of the UE comprises at least one of the following:
a time required for transferring a data packet from a first bridge port of the UE to a second bridge port of the UE;
a time required for transferring a data packet from the second bridge port of the UE to the first bridge port of the UE;
a time required for transferring a data packet from a UU interface of the UE to a bridge port of the UE; or
a time required for transferring a data packet from the bridge port of the UE to the UU interface of the UE; wherein
the UU interface is an interface between the UE and a RAN.

### Claim 6 (depends on 1)

The method according to claim 1, wherein the type of the UE comprises one of the following:
bridge and end station; and/or
the type of time-sensitive networking comprises one of the following:
fully distributed, fully centralized, and centralized-distributed hybrid.

### Claim 7 (depends on 1)

The method according to claim 1, wherein the transmitting first information and/or second information comprises:
when a preset condition is satisfied, transmitting the first information and/or the second information; wherein
the preset condition is at least one of the following:
a request for the first information is received from a network;
a request for the second information is received from the network;
the type of the UE is bridge; or
the UE supports time-sensitive communication.

### Claim 8 (depends on 1)

The method according to claim 1, wherein after the step of transmitting first information and/or second information, the method further comprises:
obtaining port configuration information, wherein the port configuration information comprises at least one of the following: information related to a port, a bandwidth of the port, or a transmission rate of the port; and
configuring the bandwidth and/or transmission rate of the port based on the port configuration information that is obtained.

### Claim 9

A method for supporting time-sensitive communication, applied to a second communications device and comprising:
obtaining first information, second information, and/or third information; and
performing a first operation based on the first information, the second information, and/or the third information; wherein
the first information comprises at least one of the following:
first capability information of UE, and information related to a delay between the UE or a radio access network (RAN) network element;
the second information comprises at least one of the following:
a type of the UE, a type of time-sensitive networking, or indication information of whether time-sensitive data stream configuration information is required; and
the third information comprises at least one of the following:
capability information of an anchor gateway or first transmission configuration information of a time-sensitive data stream.

### Claim 10 (depends on 9)

The method according to claim 9, wherein the first capability information of the UE comprises at least one of the following:
bridge identification information of the UE, information about a bandwidth supported by the UE, processing delay information of the UE, or transmission propagation delay related information of the UE.

### Claim 11 (depends on 10)

The method according to claim 10, wherein the information about the bandwidth supported by the UE comprises at least one of the following:
information related to a port, a bandwidth of the port, a bandwidth availability parameter of the port, or a transmission rate of the port; and/or
the transmission propagation delay related information of the UE comprises at least one of the following:
information related to a port, a transmission propagation delay of the port, or a traffic class; and/or
the processing delay information of the UE comprises at least one of the following:
information related to a port, a processing delay of the UE, or a traffic class;
wherein the information related to a port comprises at least one of the following:
identification information of the port, information related to a direction of the port being an egress or an ingress, a port number, a media access control MAC address of the port, an IP address of the port, virtual local area network VLAN tag information associated with the port, or data filter information of the port.

### Claim 12 (depends on 9)

The method according to claim 9, wherein a processing delay of the UE is at least one of the following:
information related to a data ingress port, information related to a data egress port, the processing delay of the UE, or a traffic class associated with a data packet.

### Claim 13 (depends on 9)

The method according to claim 9, wherein a processing delay of the UE comprises at least one of the following:
a time required for transferring a data packet from a first bridge port of the UE to a second bridge port of the UE;
a time required for transferring a data packet from the second bridge port of the UE to the first bridge port of the UE;
a time required for transferring a data packet from a UU interface of the UE to a bridge port of the UE; or
a time required for transferring a data packet from the bridge port of the UE to the UU interface of the UE; wherein
the UU interface is an interface between the UE and a RAN.

### Claim 14 (depends on 9)

The method according to claim 9, wherein the type of the UE comprises one of the following:
bridge and end station; and/or
the type of time-sensitive networking comprises one of the following:
fully distributed, fully centralized, and centralized-distributed hybrid.

### Claim 15 (depends on 9)

The method according to claim 9, wherein information related to the anchor gateway comprises at least one of the following:
the capability information of the anchor gateway, information related to a delay between a RAN network element and the anchor gateway, or processing delay information of the anchor gateway.

### Claim 16 (depends on 15)

The method according to claim 15, wherein the capability information of the anchor gateway comprises at least one of the following: bridge identification information of the anchor gateway, information about a bandwidth supported by the anchor gateway, a processing delay of the anchor gateway, or transmission propagation delay related information of the anchor gateway; and/or
the information related to the delay between the RAN network element and the anchor gateway comprises at least one of the following:
a delay between the RAN network element and a connected gateway, a delay between N gateways, or the processing delay of the anchor gateway, wherein each inter-gateway delay is a delay between two gateways, and N is an integer greater than 1; and/or
the processing delay information of the anchor gateway comprises at least one of the following:
information related to a data ingress port, information related to a data egress port, the processing delay of the anchor gateway, or a traffic class associated with a data packet;
wherein the information about the bandwidth supported by the anchor gateway comprises at least one of the following:
information related to a port, a bandwidth of the port, or a transmission rate of the port; and/or
the transmission propagation delay related information of the anchor gateway comprises at least one of the following:
information related to a port, a transmission propagation delay of the port, or a traffic class.

### Claim 17 (depends on 9)

The method according to claim 9, wherein the first operation comprises at least one of the following:
determining a capability of a bridge formed by the UE and a network;
determining second transmission configuration information of the time-sensitive data stream;
transmitting configuration information of the time-sensitive data stream, wherein the configuration information of the time-sensitive data stream is the first transmission configuration information of the time-sensitive data stream or the second transmission configuration information of the time-sensitive data stream;
determining bridge configuration information; or
disclosing or transmitting the capability of the bridge formed by the UE and the network.

### Claim 18 (depends on 17)

The method according to claim 17, wherein the transmitting configuration information of the time-sensitive data stream comprises at least one of the following:
when a first condition is satisfied, transmitting the configuration information of the time-sensitive data stream to the UE; or
when a second condition is satisfied, transmitting the configuration information of the time-sensitive data stream to the anchor gateway.

### Claim 19

A communications device, comprising a processor, a memory, and a program stored in the memory and capable of running on the processor, wherein when the program is executed by the processor, the following step is implemented:
transmitting first information and/or second information; wherein
the first information comprises at least one of the following:
first capability information of a terminal (UE) and information related to a delay between the UE or a radio access network (RAN) network element; and
the second information comprises at least one of the following:
a type of the UE, a type of time-sensitive networking, or indication information of whether time-sensitive data stream configuration information is required.

### Claim 20 (depends on 9)

A communications device, comprising a processor, a memory, and a program stored in the memory and capable of running on the processor, wherein when the program is executed by the processor, the steps of the method for supporting time-sensitive communication according to claim 9 are implemented.