Nokia Solutions and Networks Oy

Nokia Technologies Oy

Nokia Siemens Networks Oy

Nokia Corporation

Hmd Global Oy

Other

Beijing Xiaomi Mobile Software Co., Ltd.

Vinh Van Phan

Ling Yu

Kari Veikko Horneman

Timo Koskela

Zexian Li

Sami-Jukka Hakola

Frank Frederiksen

Samuli Heikki Turtinen

Klaus Ingemann Pedersen

Bernhard Raaf

Oumer Teyeb

Gilles Charbit

Simone Redana

Jedrzej Stanczak

Yang Liu

Seppo Ilmari Vesterinen

Sami Hakola

Peter Rost

Haitao Li

Nuno Manuel Kiilerich Pratas

Kodo Shu

Amaanat Ali

Xiang Xu

Hajo Bakker

Olli Piirainen

Matti Einari Laitila

Hannu Petri Hietalahti

Kari Juhani Hooli

Devaki Chandramouli

Mikko Aleksi Uusitalo

Ilkka Antero Keskitalo

Emad N Farag

Anand Bedekar

Tao Chen

Tommi Tapani Koivisto

Andreas Maeder

Juergen Michel

Timo Erkki Lunttila

Benoist Sebire

Ingo Viering

Curt C Wong

Jeroen Wigard

Juha Sakari Korhonen

Claudio Rosa

Lei Du

Karol Schober

Yong Liu

Alexander Vesely

Juho Pirskanen

Markus Isomäki

Rainer Liebhart

Markku Juha Vainikka

Lianghai Ji

Jyri Kalervo Hamalainen

Manivannan Thyagarajan

David Navratil

Yixue Lei

Prajwal Keshavamurthy

Rudraksh Shrivastava

Faranaz Sabouri-Sichani

Torsten Wildschek

Jani Moilanen

Andrea Cattoni

Hai Tao Li

Christian Mahr

Ottmar Aumann

Istvan Zsolt Kovacs

Matti Tapani Kiiski

Berthold Panzner

Jakob Lindbjerg Buthler

Daniel Medina

Oliver Blume

Bikramjit Singh

Jian Feng Qiang

Esa Juhani Tuomaala

Dawid Koziol

Bernhard Wegmann

Yong Teng

Diomidis Michalopoulos

Gyorgy Tamas Wolfner

Antti Piipponen

Rakash Sivasiva Ganesan

Kari Juhani Niemela

Johanna Katariina Pekonen

Antti Sorri

Michael F Dolan

Jianguo Liu

Thomas H Jacobsen

Jari Olavi Lindholm

Jyri Hämäläinen

David Navrátil

Hanns Juergen Schwarzbauer

Renato Barbosa Abreu

Nuno Pratas

Naizheng Zheng

Mark Doll

Luis Garcia

Martin Doettling

György Tamás Wolfner

Lars Holst Christensen

Various example embodiments provide efficient burst transmission of duplicated data packets. A data burst comprising multiple data packets may be configured to be transmitted on a first transmission leg. The data burst may be further configured to be transmitted on a second transmission leg with a different order of data packets. A reception status of the data packets may be configured to be determined based on transmissions on the first and second transmission legs and non-acknowledged data packets may be retransmitted on the first transmission leg and/or the second transmission leg. Apparatuses, methods, and computer programs are disclosed.

Burst transmission of data packets with feedback

A method, apparatus, and a computer-readable storage medium are provided for joint management of resources of vehicle-to-everything (V2X) communications. In one example implementation, the method may include notifying, by a first user equipment (UE), one or more second user equipments (UEs) about a first group of resources selected for sidelink communications. The first user equipment (UE) and the one or more second user equipments (UEs) belong to a group of user equipments (UEs) with the first user equipment (UE) as a lead user equipment (UE) of the group of user equipments (UEs). The example method may further include receiving, by the first user equipment (UE), feedback from the one or more second user equipments (UEs); and determining, by the first user equipment, a second group of resources for sidelink communications of the group of user equipments (UEs), the second group of resources being determined based at least on the feedback received from the one or more second user equipments (UEs).

Coordination of sidelink mode-2 resource reservation for V2X communications

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 comprises at least one processor and at least one memory storing instructions that, when executed by the at least one processor, cause the apparatus at least to perform generating assistance information for a network node. The network node provides a grant of resources for sidelink communications between the apparatus and at least one receiving user equipment. The receiving user equipment is configured to operate in a discontinuous reception mode comprising a discontinuous reception cycle with an active time and an inactive time. The assistance information comprises a plurality of elements indicative of characteristics of the sidelink communications and at least one of the plurality of elements comprises an indication of the discontinuous reception mode of the receiving user equipment.

Allocating resources for direct user equipment communication

The method includes a processor of a first UE receiving first group information for a user group with user-device members, the first group information including information for mapping a sidelink channel resource for each of the user-device members to perform a groupcast communication over sidelink for the user group, the first UE being a user-device member of the user group. The method further includes receiving second group information for transmitting data within the groupcast communication, the second group information including updated information of the first group information that is specific to the first UE, initiating a first transmission process to transmit a first data block to the user group for the groupcast communication over the sidelink based on the first group information, and adapting the first transmission process of the first data block based on the second group information.

Method of sidelink groupcasting, and network node thereof

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

One embodiment is directed to a method. The method comprises receiving a configuration of a resource pool for sidelink communication; determining there is a need for assistance from one or more other UEs in proximity in resource reservation or resource selection from the configured resource pool for SL communication of the UE; sending a request over SL for the needed assistance from the one or more other UEs in proximity based on the determination; monitoring and receiving possible response from the one or more other UEs in proximity which may include recommended resource from the configured resource pool for the request of UE; selecting resource for SL communication of the UE by taking into account the received response; and performing SL communication using the selected resource.

Apparatus and method for sidelink discontinuous reception

According to a first embodiment, a method may include transmitting, by a first user equipment, at least one sidelink failure indication using at least one sidelink failure recovery-specific configuration. The method may further include receiving, by the first user equipment, at least one sidelink failure response. The method may further include determining, by the first user equipment, at least one source-specific sidelink recovery mode associated with the at least one sidelink failure recovery-specific configuration.

Failure recovery of sidelink with beamforming

Embodiments of the present disclosure relate to devices, methods, apparatuses and computer readable storage media of resource pool configuration and usage for V2X. The method comprises receiving, at a first device, information of a set of resource pools allocated for a predetermined area from a second device and a usage pattern for the set of resource pools from a third device, the usage pattern at least indicating an association between the set of resource pools and at least one property of the predetermined area. The method further comprises determining at least one attribute of the first device related to the at least one property and determining a target resource pool for communication from the set of resource pools based on the at least one attribute, the information and the usage pattern. In the solution, the V2X control device may coordinate the resource pool configuration with the network device and determine polices for the usage of the resource pool. In this way, the resource pool can be configured more efficient for V2X packet distribution and reception.

Resource pool configuration and usage for V2X

Systems, methods, apparatuses, and computer program products for emergency sessions, such as emergency calls, using a relay provided by proximity services are provided. For example, a method may include indicating, in a relay discovery procedure, a capability of a relay user equipment to support an emergency call. The method can alternatively or in addition include receiving, in the relay discovery procedure, an indication of a need of a remote user equipment to conduct an emergency call.

Proximity services emergency call

A method and an apparatus for a second user equipment, that causes the apparatus to perform: determining whether a synchronization signal has been received during a first set of synchronization resources; and when it is determined the synchronization signal was received, determining that the apparatus is allowed to use communication resources during a second set of synchronization resources for a first sidelink communication; and when it is determined the synchronization was not received, abstaining from using the communication resources during the second set of synchronization resources for a first sidelink communication; and monitoring the second set of synchronization resources for a synchronization signal.

Apparatus and method

Systems, methods, apparatuses, and computer program products for facilitating sidelink mode 2 random selection for support of sidelink DRX. A method may include receiving, with a first user equipment from a network node, an allocation of one or more physical sidelink control channel resources, wherein the first user equipment is configured to perform sidelink discontinuous reception. The method may also include performing autonomous selection of one or more resources of a physical sidelink shared channel from a resource pool. The method may further include performing sidelink communication with at least one of a resource of the one or more allocated physical sidelink control channel resources, or a resource of the one or more selected resources of the physical sidelink shared channel.

Facilitating sidelink mode 2 random selection for support of sidelink DRX

In accordance with example embodiments of the invention there is at least a method and apparatus to perform determining, by a network node, context information of a group of more than one user equipment, wherein the context information is based on at least service related information associated with the more than one user equipment; sending information comprising the context information towards at least one base station of a communication network; and based on the context information, negotiating with the at least one base station timing synchronization requirements for distribution to each user equipment of the group. Further, there is at least a method and an apparatus to perform receiving from a network node, by a network device of a communication network, information comprising context information associated with a group of more than one user equipment, wherein the context information is based on at least service related information associated with the more than one user equipment; based on the information, negotiating with the network node timing synchronization requirements for distribution to each user equipment of the group; and in response to the negotiating, selecting at least one network device of the communication network for the distribution by the at least one network device of the timing synchronization requirements to each user equipment of the group of more than one user equipment.

Time synchronization enhancement for a group of UE

Systems, methods, apparatuses, and computer program products for sidelink (SL) based multi-hop UE relaying, for example, to support tracking applications are provided. One method may include determining, at a user equipment (UE), to which tier of a sidelink (SL) based multi-hop user equipment (UE) relaying the user equipment (UE) belongs. The method may also include determining at least a relaying mode and arrangement of transmit and receive occasions for sidelink (SL) transmission and reception in dependence on the determined tier that the user equipment (UE) belongs, and performing, on the determined transmit and receive occasions, transmit and receive operations for the sidelink (SL) based multi-hop user equipment (UE) relaying based on the determined relaying mode and arrangement.

Sidelink-based UE relaying for efficient support of tracking applications

As an aspect, there is provided an apparatus configured to: obtain, by an access node from a network control entity, at least one service flow configuration for a plurality of terminal devices in an industrial automation system, the configuration indicating an association between downlink and uplink message transmissions and a cycle time requirement with regard to communication between the network control entity and the plurality of terminal devices; allocate resources as a group of shared resources for the uplink message transmission for each of the plurality of terminal devices based on the association and according to the cycle time requirement, and transmit information on the allocation to the plurality of terminal devices, the information comprising a terminal device-specific resource indicator for each of the plurality of terminal devices for avoiding collision in the uplink message transmission.

Industrial automation system communication

Growing community of inventors

Oulu, Finland

Vinh Van Phan