# US 2014/0153521 A1 · Methods and Arrangements in a Mobile Telecommunications Network

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- Number: US 2014/0153521 A1
- Document ID: US20140153521A1
- Status: Published application
- Kind: A1
- Application number: 14/173,094
- Filed: 2014-02-05
- Published: 2014-06-05
- Earliest claimed: 2007-12-21
- Assignees: Telefonaktiebolaget L M Ericsson (publ)
- Applicants: Telefonaktiebolaget L M Ericsson (publ)
- Inventors: Mats SAGFORS; Magnus LINDSTROM; Janne PEISA; Johan TORSNER; Stefan WAGNER
- Web page: https://patentgrep.com/patent/US20140153521A1

## CPC

- H04L 5/0053: {Allocation of signalling, i.e. of overhead other than pilot signals}
- H04W 28/18: Negotiating wireless communication parameters
- H04W 8/26: Network addressing or numbering for mobility support
- H04L: TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION (arrangements common to telegraphic and telephonic communication H04M)
- H04W: WIRELESS COMMUNICATION NETWORKS (broadcast communication H04H; communication systems using wireless links for non-selective communication, e.g. wireless extensions H04M1/72)

## Abstract

The present invention relates to method and arrangements for using an identifier of a predefined type, e.g. an RNTI identifying one configuration on an out-band control channel for activating the configuration identifiable by that identifier. The identifier is sent from the network to the UE, when a configuration corresponding to that identifier is to be activated. This implies that both the UE and the radio base station comprise a mapping between each configuration and the corresponding identity of each configuration.

## Claims

### Claim at position 1

1-36. (canceled)

### Claim 37

A method for a radio network node in a mobile telecommunications network supporting multiple configurations associated with radio resource management comprising the steps of:
associating each configuration of the multiple configurations with a radio network temporary identifier, RNTI;
transmitting at least one configuration associated with radio resource management, wherein the at least one configuration is identifiable by a respective RNTI; and
activating one configuration by sending, on an out-of-band downlink control channel, an RNTI identifying said configuration to be activated, wherein each configuration specifies a different scheduling method comprising a number of scheduling rules that govern how a user equipment, UE, is to interpret a scheduling command received on the downlink control channel.

### Claim 38 (depends on 37)

The method according to claim 37, wherein the out-of-band downlink control channel is a Physical Downlink Control Channel, PDCCH.

### Claim 39 (depends on 37)

The method according to claim 37, wherein assignments of RNTIs are compressed by indicating a set of RNTIs values relative to a base RNTI.

### Claim 40 (depends on 37)

The method according to claim 37, comprising the further step of:
transmitting an additional configuration associated with radio resource management, wherein the additional configuration is identifiable by an additional RNTI.

### Claim 41 (depends on 37)

The method according to claim 37, wherein the at least one configuration and corresponding identifier are transmitted in an RRC message.

### Claim 42 (depends on 37)

The method according to claim 37, wherein the configuration is a persistent scheduling configuration.

### Claim 43

A method for a user equipment, UE, in a mobile telecommunications network, wherein the UE is configured to store and use multiple configurations associated with a radio resource management, the method comprises the steps of:
associating each configuration of the multiple configurations with a radio network temporary identifier, RNTI;
receiving at least one configuration associated with radio resource management, wherein the at least one configuration is identifiable by a respective RNTI; and
monitoring whether an RNTI is received on an out-of-band downlink control channel, and when an RNTI associated with one of the configurations is received:
activating the configuration identified by the received RNTI, wherein each configuration specifies a different scheduling method comprising a number of scheduling rules that govern how the UE is to interpret a scheduling command received on the downlink control channel.

### Claim 44 (depends on 43)

The method according to claim 43, wherein assignments of RNTIs are compressed by indicating a set of RNTIs values relative to a base RNTI.

### Claim 45 (depends on 43)

The method according to claim 43, comprising the further step of:
receiving an additional configuration associated with radio resource management, wherein the additional configuration is identifiable by an additional RNTI.

### Claim 46 (depends on 43)

The method according to claim 43, wherein the at least one configuration and corresponding identifier are received in an RRC message.

### Claim 47 (depends on 43)

The method according to claim 43, wherein the configuration is a persistent scheduling configuration.

### Claim 48

A radio network node connectable to a mobile telecommunications network supporting multiple configurations associated with radio resource management comprising:
a unit for associating each configuration of the multiple configurations with a radio network temporary identifier, RNTI;
a transmitter for transmitting at least one configuration associated with radio resource management, wherein the at least one configuration is identifiable by a respective RNTI; and
a unit for activating one configuration by sending, out-band on a downlink control channel, an identifier of the predefined type identifying said configuration to be activated, wherein each configuration specifies a different scheduling method comprising a number of scheduling rules that govern how a user equipment, UE, is to interpret a scheduling command received on the downlink control channel.

### Claim 49 (depends on 48)

The network node according to claim 48, wherein assignments of RNTIs are compressed by indicating a set of RNTIs values relative to a base RNTI.

### Claim 50 (depends on 48)

The network node according to claim 48, wherein the configuration is a persistent scheduling configuration.

### Claim 51

A User Equipment, UE, connectable to a mobile telecommunications network, wherein the UE is configured to store and use multiple configurations associated with radio resource management, the UE comprises:
a unit for associating each configuration of the multiple configurations with a radio network temporary identifier, RNTI, wherein the unit for associating comprises a receiver for receiving at least one configuration associated with radio resource management and wherein the at least one configuration is identifiable by a respective RNTI;
a monitor for monitoring whether an RNTI is received; and
a unit for activating the configuration identified by the received RNTI when an RNTI associated with one of the configurations is received, wherein each configuration specifies a different scheduling method comprising a number of scheduling rules that govern how the UE is to interpret a scheduling command received on the downlink control channel.

### Claim 52 (depends on 51)

The UE according to claim 51, wherein assignments of RNTIs are compressed by indicating a set of RNTIs values relative to a base RNTI.

### Claim 53 (depends on 51)

The UE according to claim 51, wherein the configuration is a persistent scheduling configuration.
