# US 12,192,883 B2 · Methods and nodes for communication using preconfigured resource configurations

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- Number: US 12,192,883 B2
- Document ID: US12192883B2
- Status: Granted
- Kind: B2
- Application number: 17/639,639
- Filed: 2020-09-04
- Published: 2022-09-15
- Granted: 2025-01-07
- Earliest claimed: 2019-09-06
- Assignees: Telefonaktiebolaget LM Ericsson (publ)
- Applicants: Telefonaktiebolaget LM Ericsson (publ)
- Inventors: Andreas Höglund; Mattias Bergström; Magnus Stattin; Tuomas Tirronen
- Web page: https://patentgrep.com/patent/US12192883B2

## CPC

- H04W 48/10: using broadcasted information
- H04W 48/12: using downlink control channel
- H04J 3/0661: {using timestamps}
- H04W 72/23: in the downlink direction of a wireless link, i.e. towards a terminal
- H04W 72/30: Resource management for broadcast services
- H04W 56/00: Synchronisation arrangements
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)
- H04J: MULTIPLEX COMMUNICATION (transmission in general H04B; peculiar to transmission of digital information H04L5/00; systems for the simultaneous or sequential transmission of more than one television signal H04N7/08; in exchanges H04Q11/00; stereophonic systems H04S)

## Abstract

The present disclosure relates to telecommunications. In one of its aspects, the disclosure concerns a method, performed by a User Equipment (UE), in a communications network. The method comprises receiving a broadcast from a base station. The broadcast comprises an indication indicating whether the UE is allowed to use a preconfigured resource configuration associated with the UE. The method further comprises determining, based on the indication in the broadcast, whether the UE is allowed to use the preconfigured resource configuration.

## Claims

### Claim 1

A method performed by a User Equipment (UE) in a communications network, the method comprising:
receiving a broadcast from a base station, wherein the broadcast comprises an indication indicating whether the UE is allowed to use a preconfigured resource configuration associated with the UE; and
determining, based on the indication in the broadcast, whether the UE is allowed to use the preconfigured resource configuration,
wherein the indication indicating whether the UE is allowed to use the preconfigured resource configuration associated with the UE is a first broadcasted control value and wherein the step of determining whether the UE is allowed to use the preconfigured resource configuration further comprises:
comparing the first broadcasted control value to a first control value, wherein the first broadcasted control value comprises a first time stamp value and the first control value comprises a second time stamp value, wherein the second time stamp value is a time the UE was configured with the preconfigured resource configuration;
determining whether the second time stamp value is newer than, or equal to, the first time stamp value, and
responsive to the second time stamp value being older than the first time stamp value, determining that the UE is not allowed to use the preconfigured resource configuration, wherein the first time stamp value comprises a current time stamp value based on a time at which an event occurs at the base station.

### Claim 2 (depends on 1)

The method according to claim 1,
wherein the first control value is a control value stored in the UE.

### Claim 3 (depends on 1)

The method according to claim 1, wherein the first-broadcast comprises a system information broadcast.

### Claim 4 (depends on 1)

The method according to claim 1, wherein the first broadcasted control value comprises a bit string.

### Claim 5 (depends on 1)

The method according to claim 1, wherein the method further comprises:
upon configuration of the preconfigured resource configuration, setting the first control value as equivalent to a most recently received broadcasted control value or setting the first control value as a most recently broadcasted control value received as part of the preconfigured resource configuration.

### Claim 6 (depends on 1)

The method of claim 1, wherein the method further comprises:
responsive to determining that the UE is not allowed to use the preconfigured resource configuration, transmitting an indication to the network that the preconfigured resource configuration has been dis-allowed.

### Claim 7 (depends on 1)

The method according to claim 1, wherein the preconfigured resource configuration comprises a preconfigured uplink resource configuration.

### Claim 8 (depends on 1)

The method according to claim 1, wherein the UE is operating in an idle mode of operation in Long Term Evolution (LTE) or in an inactive mode of operation in New Radio (NR).

### Claim 9

A method performed by a base station for communicating with a User Equipment (UE), wherein the UE is configured to use a preconfigured resource configuration, the method comprising:
responsive to an event indicating that the base station should dis-allow any preconfigured resource configurations established prior to the indication, broadcasting an indication indicating that the UE is not allowed to use the preconfigured resource configuration associated with the UE,
wherein the indication is a first broadcasted control value comprising a first time stamp value, wherein the first time stamp value comprises a current time stamp value based on a time at which the event occurs at the base station.

### Claim 10 (depends on 9)

The method according to claim 9, wherein the method further comprises:
responsive to the event indicating that the base station should dis-allow any preconfigured resource configurations established prior to the indication, updating the first broadcasted control value, wherein the first broadcasted control value is an updated control value.

### Claim 11

A User Equipment (UE) for use in a communications network, wherein the UE is configured to:
receive a broadcast from a base station, wherein the broadcast comprises an indication indicating whether the UE is allowed to use a preconfigured resource configuration associated with the UE; and
determine, based on the indication in the broadcast, whether the UE is allowed to use the preconfigured resource configuration,
wherein the indication indicating whether the UE is allowed to use the preconfigured resource configuration associated with the UE is a first broadcasted control value and wherein the step of determining whether the UE is allowed to use the preconfigured resource configuration further comprises:
comparing the first broadcasted control value to a first control value, wherein the first broadcasted control value comprises a first time stamp value and the first control value comprises a second time stamp value, wherein the second time stamp value is a time the UE was configured with the preconfigured resource configuration;
determining whether the second time stamp value is newer than, or equal to, the first time stamp value, and
responsive to the second time stamp value being older than the first time stamp value, determining that the UE is not allowed to use the preconfigured resource configuration, wherein the first time stamp value comprises a current time stamp value based on a time at which an event occurs at the base station.

### Claim 12

A base station for communicating with a User Equipment (UE), wherein the UE is configured to use a preconfigured resource configuration and wherein the base station is configured to:
responsive to an event indicating that the base station should dis-allow any preconfigured resource configurations established prior to the indication, broadcast an indication indicating that the UE is not allowed to use the preconfigured resource configuration associated with the UE,
wherein the indication is a first broadcasted control value comprising a first time stamp value, wherein the first time stamp value comprises a current time stamp value based on a time at which the event occurs at the base station.
