Sony Group Corporation

Sony Corporation

Sony Mobile Communications Inc.

Convida Wireless, LLC

Interdigital Patent Holdings, Inc.

Sony Mobile Communications Ab

Sony Europe B.v.

Nafiseh Mazloum

Basuki Endah Priyanto

Rickard Ljung

Anders Berggren

Martin Warwick Beale

Brian Alexander Martin

Peter C Karlsson

Shin Horng Wong

Kåre Agardh

Torgny Palenius

Ove Edfors

Olof Zander

Lars Nord

Fredrik Rusek

Jose Flordelis

Johan Hill

Shin Homg Wong

Edfors Ove

Disclosed is a method is disclosed, performed by a wireless device, for resource reservation of a contention-based sidelink transmission. The method comprises obtaining information defining a transmission resource pool and a resource reservation pool comprising one or more resource reservation blocks associated with respective transmission resources in the transmission resource pool. The one or more resource reservation blocks comprise a plurality of occasions. The method comprises transmitting a resource reservation signal using a first occasion of a resource reservation block associated with a transmission resource selected by the wireless device for sidelink transmission. The method comprises monitoring one or more other occasions of the resource reservation block for resource reservation signals transmitted by other wireless devices aiming at reserving the same transmission resource. The one or more other occasions are different from the first occasion. The method comprises controlling, based on the monitoring, the sidelink transmission using the transmission resource.

Methods for resource reservation of a contention-based sidelink transmission and related wireless devices

Disclosed is a method performed by a wireless transmitter device, for contention-based sidelink transmission. The method comprises obtaining information defining a transmission resource pool and a resource reservation pool comprising one or more reservation resources associated with respective transmission resources in the transmission resource pool. The method comprises monitoring a reservation resource associated with a transmission resource selected by the wireless transmitter device for sidelink transmission, for a resource reservation signal transmitted by one or more other wireless transmitter devices attempting to reserve the same transmission resource. The method comprises: upon determining based on the monitoring that the transmission resource is available, transmitting, after the monitoring, to a wireless device, using the reservation resource, a resource reservation signal indicating that the wireless transmitter device intends to use the transmission resource. The timing of the transmission of the resource reservation signal is randomly selected by the wireless transmitter device.

Methods for contention-based sidelink transmission and reception and related wireless devices

The present disclosure provides a method performed in a wireless device, for enabling communication of additional data in connection with a pre-allocated uplink data transmission. The method comprising communicating between the wireless device and a radio network node, using one or more resources associated with the pre-allocated uplink data transmission, a data indicator indicating that the additional data is to be communicated. The method comprises communicating the additional data, between the wireless device and the radio network node, based on the communicated data indicator.

Methods for enabling communication of additional data, related wireless devices and radio network nodes

A method of operating a network node () includes receiving control messages () being indicative of capabilities of the terminals (--) sharing a paging occasion (-) to support one or more wake-up signals (-) of a set () of wake-up signals (-). The method also includes determining a subset (-) from the set () of wake-up signals (-) based on the capabilities of the terminals (--), the subset (-) including at least one wake-up signal (-) for use at the paging occasion (-).

Support of multiple wake-up-signal-related capabilities

A method includes communicating, from an access node () of a network () and to a terminal (), a wake-up signal () on a first carrier (-) occupying a first frequency band (); and in response to communicating the wake-up signal (): communicating at least one further signal () on a second carrier (-) occupying a second frequency band (). The first frequency band () is offset in frequency domain from the second frequency band ().

Wake-up transmission on a separate carrier

Method for network access carried out in a User Equipment, UE, the method comprising: acquiring at least one of a plurality of synchronization signals transmitted from a base station, each synchronization signal identifying a synchronization resource usable for identifying an associated access channel resource of a sequence of access channel resources; synchronizing to the base station based on the at least one synchronization signal; obtaining, from the base station, information identifying a first access channel resource and a second access channel resource; transmitting an access preamble in the first access channel resource, and transmitting, based on meeting a repetition criteria, said access preamble in the second access channel resource for enhanced coverage operation.

Coverage enhancement in a wireless network

A method of operating a wireless communication device (or, simply device) is provided. The wireless communication device is configured for communication with a wireless communications network in a disconnected operational mode. The method comprises: monitoring for at least one wake-up signal included in a beam-swept burst of multiple wake-up signals in the disconnected operational mode prior to a paging occasion included in a beam swept burst of multiple paging occasions, wherein the at least one wake-up signal enables the wireless communication device to synchronize with the wireless communications network, and wherein the at least one wake-up signal is indicative of at least one time-frequency resource element of the paging occasion allocated to a paging indication that is transmitted using the same downlink transmit beam as the at least one wake-up signal; and responsive to detection of the at least one wake-up signal, monitoring the at least one time-frequency resource element of the downlink transmit beam where the wake-up signal was detected for a paging indication based on the detected at least one wake-up signal, wherein the detected at least one wake-up signal enables the wireless communication device to receive the paging indication without first monitoring for a synchronization signal block.

Method of operating a wireless communication device in a disconnected operational mode, wireless communication device and base station

A method of operating a terminal device () includes configuring a data connection () on a wireless link () between the terminal device () and a network () based on a first control signal (-) native to a first layer () of a transmission protocol stack () associated with the wireless link (). The method also includes participating in a data communication via the data connection (). The method also includes receiving a second control signal () native to a second layer () of the transmission protocol stack (), the second layer () being arranged lower in hierarchy of the transmission protocol stack () than the first layer (). The method also includes in response to receiving the second control signal (): activating a discontinuous reception () for the data communication.

Early activation of discontinuous reception

A method performed in a wireless device, for enhancing paging operations with a network node is disclosed. The method comprises determining a group identifier based on a paging occurrence parameter, wherein the group identifier is indicative of a subset of wireless devices belonging to a paging group paged at a same paging occasion.

Methods for enhancing paging operations, related wireless devices and related network nodes

A network node () dynamically configures and controls assistance information transmissions by wireless communications devices () in a wireless communications system (). The assistance information facilitates performance of power saving adaptations for the wireless communications device (). The network node () configures what information to indicate in assistance information messages, how the message is sent by wireless communications devices (), and/or when the message should be signaled. The wireless communications devices () transmit assistance information messages in accordance with configuration parameters signaled by the network node ().

Method and apparatus for network management of assistance information signaling

A network node () schedules a wireless communications device () to utilize a subsection () of a previously configured active bandwidth part (). The wireless communications device () utilizes the subsection () for operations such as monitoring for control signaling from the network node (), channel measurements, and/or for communication between the wireless communications device () and the network node () (e.g. uplink and/or downlink traffic). Accordingly, the wireless communications device () may reduce power consumption by not monitoring and/or using a wider bandwidth.

Method and apparatus for adaptive bandwidth operation

A network configuration of a wireless communication device monitoring an open spectrum is provided. The wireless communication device monitors the open spectrum for a channel occupancy time acquisition signal, in accordance with the configuration and a discontinuous reception cycle.

Network configuration for monitoring an open spectrum

A solution for signaling control information between a network node () and a UE () in a wireless communication system, which includes a method carried out in the network node, comprising transmitting (S), to the UE on a control channel, first control information (S) associated with a first transmission (S) between the network node and the UE; transmitting (S, S), to the UE, an indication signal (S) instructing the UE to reuse obtention information (DCI, PAR) associated with the first control information for a further transmission between the network node and the UE. The indication signal may instruct the UE to reuse the first control information (DCI) as said obtention information, or the obtention information may be indicative of a decoding parameter (PAR) to be used for decoding further control information (S).

Method for control signaling in a wireless communication system

A method of operating a wireless communication device () includes monitoring for signals from a communications network () in a connected mode () of the wireless communication device () with a receive beam configuration (). The method also includes storing the receive beam configuration () and monitoring for further signals (-) from the communications network () in a disconnected mode () of the wireless communication device () with the stored receive beam configuration ().

Beam management in disconnected mode

Orthogonal Frequency Division Multiplex and Non-Coherent Demodulation A method includes obtaining a reference signal waveform which is defined in accordance with a non-coherent modulation scheme. The method also includes shaping the reference signal waveform to obtain at least one signal waveform associated with one or more subcarriers of a plurality of subcarriers. The method also includes inputting the at least one signal waveform to at least one corresponding channel of a multi-channel orthogonal frequency division multiplex, OFDM, modulator. The method further includes transmitting an OFDM symbol output by the OFDM modulator. Said shaping approximates a baseband representation of a part of the OFDM symbol associated with the one or more subcarriers to the reference signal waveform. For example, the reference signal waveform can be a reference wake-up signal waveform.

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Lund, Sweden

Nafiseh Mazloum