Nokia Technologies Oy

Nokia Solutions and Networks Oy

Faranaz Sabouri-Sichani

Nuno Manuel Kiilerich Pratas

Frank Frederiksen

Daniela Laselva

Srinivasan Selvaganapathy

Laura Luque Sanchez

Jakob Lindbjerg Buthler

Jan Torst Hviid

Vinh Van Phan

Ling Yu

Devaki Chandramouli

Ingo Viering

Ahmad Awada

Daniel Medina

Claudio Rosa

Elena Virtej

Berthold Panzner

Panagiotis Spapis

Prajwal Keshavamurthy

Thomas Bai Brondum

Amaanat Ali

Mads Lauridsen

Samantha Caporal Del Barrio

Lianghai Ji

Thomas H Jacobsen

Ranganathan Mavureddi Dhanasekaran

Sambhram Kanavalli

Nanda Kumar

Jitendra Kumar Saini

Kishore Krishne Gowda

Nandagopal Peethambaran Nair Rajalakshmi

Philippe Godin

Jedrzej Stanczak

Jing He

Anup K Talukdar

Jari Olavi Lindholm

Torsten Wildschek

Nuno Pratas

Bo Bjerrum

Kim Nielsen

Hans Thomas Höhne

György Tamás Wolfner

Lars Holst Christensen

Roberto Maldonado

Morten Toft

Rakash SivaSiva Ganesan

Erika Portela Lopes De Almeida

Sudeep Hegde

Johannes Hejselbaek

Sharath Raveendran

György Tamas Wolfner

Methods of providing service continuity with respect to a service of a first network for a user equipment and a service of a second network for the user equipment, as well as a user equipment and networks being adapted to be operated according to the methods are disclosed.

Concurrent services of non-public and public networks

A method comprising transmitting a configuration of a default time period, wherein the default time period is for allowing a terminal device to consider a request for leaving an active network connection to a first network as accepted by the first network if the first network does not send a response within that the default period, to the terminal device, receiving a first message, from the terminal device, indicating a request to leave the active network connection, determining an overriding condition that overrides the default time period for leaving the active network condition and transmitting, to the terminal device, a second message comprising the overriding condition.

Optimizing switching of active network connection for a terminal device

Embodiments of the present disclosure relate to device, method, apparatus and computer readable storage medium of serving cell change procedure utilizing the multiple candidate target cells. The method comprises receiving, from a second device, configuration information associated with a serving cell change procedure of the first device, the configuration information indicating at least a first candidate cell managed by a third device and a second candidate cell managed by a fourth device available for the serving cell change procedure; performing, during the serving cell change procedure, a first random access procedure to access the first candidate cell and a second random access procedure to access the second candidate cell; and accessing to a target cell determined from the first candidate cell and the second candidate cell after the serving cell change procedure is completed. In this way, the interruption time corresponding to CHO or CPC procedure when multiple candidates are available can be reduced.

Serving cell change procedure utilizing multiple candidate target cells

A user equipment includes at least one processor and at least one memory including computer program code. The at least one memory and the computer program code are configured to, with the at least one processor, cause the user equipment to obtain a message, the message including information identifying a plurality of discontinuous reception configurations, and use one of the plurality of discontinuous reception configurations based on at least one of a location of the user equipment and a current time.

Networks, user equipment and methods for geographic area based discontinuous reception (DRX) configuration

This document discloses a solution for managing multiple subscriber identifiers in a network node. According to an aspect, a method for a first network node comprises: storing at least two subscriber identifiers; triggering a handover procedure for a first subscriber identifier of the at least two subscriber identifiers; and transmitting, during the handover procedure, a handover message to a second network node, the second network node managing a target cell for the handover procedure, wherein the handover message comprises at least a second subscriber identifier of the at least two subscriber identifiers.

Managing multiple subscriber identities in cellular network

A method may include monitoring, by a source user equipment communicating with a destination user equipment by an indirect communication path via a relay user equipment, sidelink control information from the relay user equipment. The method may also include determining a first set of conditions and a second set of conditions based on the sidelink control information received from the relay user equipment. The method may further include transmitting, when the first set of conditions is met, at least one of a first sidelink message to the destination user equipment according to a first pattern, or a second sidelink message to the relay user equipment according to a second pattern. In addition, the method may include monitoring a sidelink feedback from the destination user equipment to the relay user equipment when the second set of conditions is met according to a third pattern.

Path switching in user equipment to user equipment relay

An apparatus comprising includes first and second radio frequency circuitry configured for operation at least in one or more first and second radio frequency bands, respectively; and first and second antenna arrangements configured for operation in the one or more first and second radio frequency bands, respectively. The apparatus also includes first and second radio frequency coupling for transferring of a signal between the first and second antenna arrangements, respectively, and the first and second radio frequency circuitry, respectively. The apparatus further includes a controller for assessing whether a signal can be transferred between the second antenna arrangement and the first radio frequency circuitry and, in dependence upon the assessment, for transferring the signal therebetween, via a frequency converter configured to enable, for the signal, frequency conversion between the one or more second radio frequency bands and the one or more first radio frequency bands.

Multiple antenna arrangements

Apparatuses and methods in a communication system are provided. A first radio resource connection, RRC, with a Radio Access Network, RAN, node is established () by a device, the connection having a first Radio Network Temporary Identifier and being associated with a first subscription identity. An RRC setup procedure for establishing a second RRC is performed (), the connection being associated with a second subscription identity. During or after the RRC setup it is indicated to the RAN node that the device has an existing radio resource connection with the node. A second Radio Network Temporary Identifier associated with the second radio resource connection and an additional Radio Network Temporary Identifier common to the first and second radio resource connections are received () and the common Identifier is used () for communication with the RAN node.

Communication of user terminal having multiple subscription identities

Systems, methods, apparatuses, and computer program products for user equipment behavior with respect to hybrid automatic repeat request retransmission in new radio sidelink co-existence scenarios with another technology are provided. For example, a method can include enabling, for a receiving user equipment, hybrid automatic repeat request negative acknowledgement only feedback. The method can also include first determining whether to condition negative feedback on at least one first condition, or second determining whether negative feedback is conditioned on at least one second condition. The method can further include third determining whether to retransmit a message according to hybrid automatic repeat request according to results of the first determining or the second determining. The method can additionally include communicating with the receiving user equipment based on a result of the third determining.

User equipment behavior of hybrid automatic repeat request retransmission in new radio sidelink co-existence scenario with other technology

To facilitate multiple subscription entities in a user device, solutions enabling use of an established wireless signaling connection between a network and a subscription entity to establish further wireless signaling connection(s) between the network and one or more other subscription entities are disclosed.

Multiple subscription entities in a user device

Apparatus and method to perform receiving from a network node of a first mobile network of more than one mobile network of a communication network, by a user equipment of the first mobile network, an indication () of an approaching coverage limit for a coverage area associated with a link between the first public land mobile network and the user equipment wherein the user equipment includes a multi subscriber identity module, and wherein a first subscriber identity module of the multi subscriber module is connected to a network node associated with the first mobile network; and based on the receiving, performing pro-active preparation for causing () a second subscriber identity module of the multi subscriber identity module of the user equipment to enable pro-active preparation of switching to a second mobile network of the more than one mobile network in response to an upcoming failure of the link between the user equipment and the first mobile network based on the approaching coverage limit of the coverage area. Further, there is determining, by a network node of a first mobile network of more than one mobile network of a communication network, an approaching coverage limit for a coverage area associated with a link between the first mobile network and a user equipment, wherein the user equipment includes a multi subscriber identity module and wherein a first subscriber identity module of the multi subscriber module is connected to a network node associated with the first public land mobile network; and based on determining, sending towards the user equipment information including an indication to perform pro-active preparation for causing a second subscriber identity module of the multi subscriber identity module of the user equipment to enable pro-active preparation for switching by the second subscriber identity module to a second mobile network of the more than one mobile network in response to an upcoming failure of the link between the user equipment and the first mobile network based on the approaching coverage limit of the coverage area.

Enhanced service continuity utilizing MUSIM

There are provided measures for terminal uplink parameter based measurement relaxation change. Such measures exemplarily include, at a terminal in a radio resource management measurements relaxation mode having a reduced intensity of radio resource management measurements, receiving a first uplink control command indicative of a first uplink control parameter related to a radio connection of said terminal, and deciding on exiting said radio resource management measurements relaxation mode based on said first uplink control parameter.

Terminal uplink parameter based measurement relaxation change

There are provided measures for measurement relaxation change based on the total received power, in particular on an indicator of the total received power. Such measures exemplarily comprise, at a terminal in a radio resource management measurements relaxation mode having a reduced radio resource management measurements activity within a first relaxation mode scope as a relaxation mode scope of said radio resource management measurements relaxation mode, the terminal being served by a radio cell in a frequency band, achieving information on a parameter indicative of a total power received by said terminal at said frequency band, and deciding on a change of said relaxation mode scope of said radio resource management measurements relaxation mode based on said information on said parameter indicative of said total power received by said terminal at said frequency band.

Measurement relaxation change based on total received power

Method, apparatus, computer program for a user equipment having at least two connections to at least two network nodes, where each connection corresponds to a different user identity, selecting by the user equipment one of the at least two network nodes to communicate exclusively with during one or more time intervals; and sending by the user equipment one or more messages toward the other ones of the at least two network nodes, the one or more messages indicating to the other ones of the at least two network nodes that the user equipment is unavailable for communication during the one or more time intervals.

Multi-USIM UE assistance information with unavailable time

A user equipment (UE) includes at least one processor and at least one memory including computer program code. The at least one memory and the computer program code are configured to, with the at least one processor, cause the UE to obtain a conditional handover command, the conditional handover command indicating a multiple cell target for handover from a source cell and at least one performance margin, each of the at least one performance margin associated with a cell neighboring a first cell in the multiple cell target, determine whether to initiate a handover to the first cell based on the at least one performance margin, and transmit data to the first cell based on the determination of whether to initiate the handover.

Methods and systems for multiple cell target conditional handover

Growing community of inventors

Aalborg, Denmark

Faranaz Sabouri-Sichani