Sony Corporation

Sony Group Corporation

Saturn Licensing LLC

Convida Wireless, LLC

Sony United Kingdom Limited

Sony Mobile Communications Inc.

Interdigital Patent Holdings, Inc.

Samuel Asangbeng Atungsiri

Shin Horng Wong

Martin Warwick Beale

Vivek Sharma

Yuxin Wei

Hideji Wakabayashi

Matthew Paul Athol Taylor

John Nicholas Wilson

Lothar Stadelmeier

Lachlan Bruce Michael

Nabil Sven Loghin

Yassin Aden Awad

Joerg Robert

Kazuyuki Shimezawa

Daniel Schneider

Brian Alexander Martin

Jan Zoellner

Shinichiro Tsuda

Luke Fay

Gholam Hosein Asjadi

Jean-Luc Peron

Yuji Shinohara

Basuki Endah Priyanto

Matthew Paul Taylor

Obioma Okehie

Takashi Yokokawa

Tamotsu Ikeda

Dietmar Schill

Chrysovalantis Kosta

Makiko Kan

Martin Lovell

Obioma Chiedozie Donald Okehie

Erik L Bengtsson

Makiko Yamamoto

Hidetoshi Kawauchi

Yuken Goto

Lui Sakai

Tatsuki Amimoto

Kazuhiro Shimizu

Antonio Alarcon Gonzalez

Naoki Kusashima

A retransmission method for use in a telecommunications system, the method comprising: transmitting, to a terminal, first data in a set of identified resources allocated for the transmission of the first data; identifying that a portion of the identified resources has been used to transmit data other than the first data; and retransmitting a subset of the first data, the subset of the first data comprising the portion of the first data that was previously scheduled to be transmitted in the portion of the identified resources.

Wireless telecommunications apparatus and methods for retransmission of a subset of data

A method of transmitting data by a communications device, the method comprising receiving a plurality of service data units including a first service data unit and a second service data unit at a Service Data Adaptation Protocol (SDAP), service access point (SAP) according to one or more quality of service (QoS) flows, each of the QoS flows defining a quality of service for the data received from the service data units, mapping the service data units received according to the one or more QoS flows on to one or more radio bearers, each of the one or more radio bearers being defined by a packet data convergence protocol (PDCP) entity within a PDCP layer, forming the service data units into protocol data units for transmission via the radio bearer to which the corresponding QoS flow has been mapped, and transmitting the protocol data units via the corresponding radio bearer.

Wireless communications apparatus and methods

A method for operating an infrastructure equipment forming part of a non-terrestrial network, NTN, of a wireless communications network is provided. The method comprises transmitting a plurality of spot beams, each of the spot beams providing a wireless access interface for transmitting signals to and/or receiving signals from communications devices within a coverage region formed by the each of the spot beams, determining, for one or more of the spot beams, that the coverage region formed by the one or more of the spot beams is at least partially located within a geographical region in which NTN services are not permitted, and changing a utilisation state of each of the one or more of the spot beams from a first utilisation state to a second utilisation state.

Methods, infrastructure equipment, and communications devices

Infrastructure equipment for use in a telecommunications system, the infrastructure equipment comprising: transceiver circuitry and control circuitry, whereby the transceiver circuitry, under control of the control circuitry, is configured to: transmit first data to a first mobile device and second data to a second mobile device, wherein the transmission period of the second data is shorter than the transmission period of the first data and the second data is transmitted after the start of the first data, and uses transmission resources allocated to, the first data; and transmit to the first mobile device, indication data that contains information identifying the resources allocated to the second data, wherein the granularity of the resources is determined in accordance with the first data.

Infrastructure equipment, mobile terminal, computer software and methods

A method of operating a communications device in a wireless communications network comprises transmitting a random access message on a wireless access interface, the random access message comprising a selected random access preamble. The method further comprises receiving a resource allocation message comprising an indication of downlink communications resources allocated for the transmission of a random access response message combined with a radio network terminal identifier which identifies the communications device which transmitted the random access message, determining that the resource allocation message identifies the communications device, and in response to determining that the resource allocation message identities the communications device, decoding the signals transmitted using the allocated downlink communications resources.

Communications device, infrastructure equipment and methods for differentiating between 2-step RACH and 4-step RACH

A method of transmitting data in a mobile communications network, the method comprising transmitting first data to a first mobile unit wherein transmitting the first data comprises transmitting first control information in a first time period, the first control information identifying first allocated resources for transmitting the first data in a subsequent second time period. The method further comprises identifying second data to be transmitted to a second mobile unit in the second time period and, upon identification of the second data: transmitting the second data in second resources, wherein the second resources comprises a set of re-allocated resources selected from the first allocated resources, the second data being transmitted in a selected time period within the second time period; and transmitting second control information, the second control information notifying the first mobile unit of the transmission of data other than the first data in the set of re-allocated resources originally allocated for the transmission of the first data.

Wireless telecommunications apparatus and methods

A infrastructure equipment is provided. The infrastructure equipment forms part of a wireless communications network configured to receive data from a communications device via a communications channel between the infrastructure equipment and the communications device. The infrastructure equipment comprises transceiver circuitry to transmit signals to and to receive signals from the communications device, and controller circuitry. The controller circuitry is configured in combination with the transceiver circuitry to receive first control signalling from the communications device, the first control signalling requesting a resource allocation within which the communications device is to transmit data to the infrastructure equipment, to determine a resource allocation of the communications channel for the communications device to transmit the data to the infrastructure equipment, and to transmit second control signalling to the communications device, the second control signalling comprising an indication of the resource allocation.

Multiple modulation scheme signalling in a single resource allocation

A communications device is configured to transmit and/or receive signals via a wireless access interface provided by a mobile communications network. The wireless access interface comprising a plurality of transmission units each comprising one or more communications resource elements formed by dividing a system bandwidth in tune and frequency. One or more transmission units are configured to form combined transmission units, which can be allocated to communications devices for receiving or transmitting signals. The communications device is configured to receive an indication of a combined transmission unit providing one or more of the transmission units for the communications device, and receive an indication for each of the one or more transmission units of the combined transmission unit of whether the transmission unit is for transmitting signals, whether the transmission unit is for receiving signals or whether the transmission unit is not to be used for transmitting or receiving signals.

Communications device, infrastructure equipment, wireless communications network and methods

A method of operating a wireless telecommunications system for communicating higher layer data from network infrastructure comprises establishing an allocation of radio resources for the network infrastructure equipment to use for transmitting higher layer data to the terminal device during a higher layer data transmission period; transmitting an indication of the allocated radio resources to the terminal device; beginning transmission of the higher layer data to the terminal device at the beginning of the higher layer data transmission period; and subsequently identifying during the higher layer data transmission period whether any of the allocated radio resources which have not yet been used are needed by the network infrastructure equipment for transmitting other data in the wireless telecommunications system.

The present disclosure pertains to a network entity for a mobile telecommunications system having circuitry configured to communicate with at least one user equipment, wherein the circuitry is further configured to transmit, to the at least one user equipment, time information for indicating a beam which will cover the at least one user equipment.

Network entity, user equipment, and method

A method for operating an infrastructure equipment forming part of a wireless communications network is provided. The infrastructure equipment is a non-terrestrial network part of the wireless communications network configured to transmit one or more spot beams to provide a wireless access interface for transmitting signals to and receiving signals representing data from a communications device within a coverage region of a cell or one of the spot beams, the spot beam forming a cell. The method comprises broadcasting system information for receipt by the communications device, the system information including information relating to at least one of a cell or a spot beam of a neighbouring infrastructure equipment and a second spot beam of the infrastructure equipment, wherein the system information is broadcast in accordance with at least one predetermined condition.

Infrastructure equipment, communications devices and methods

A method for a communications device in a coverage region of a first cell generated by a non-terrestrial network part of a wireless communications network, the first cell being a serving cell for the communications device, the method comprising determining whether the coverage area of the first cell overlaps with a region associated with a coverage area of at least one non-serving cell, and in response to determining that the coverage area of the serving cell overlaps with a region associated with a coverage area of at least one non-serving cell, initiating measurements of signals transmitted on a frequency which is used for transmissions by infrastructure equipment associated with the at least one non-serving cell.

Communications device, infrastructure equipment, core network equipment and methods

A method of operating a first infrastructure equipment of a wireless communications network comprising a core network part, the first infrastructure equipment, a second infrastructure equipment acting as a backhaul relay node between the first infrastructure equipment and the core network part, and a downstream wireless communications device. The method comprising receiving from the second infrastructure equipment an indication of a first set of communications resources, allocating resource elements of the first set of communications resources for receiving first data for transmission to the core network part from the downstream wireless communications device, and receiving second data transmitted by the second infrastructure equipment on one or more resource elements within a second set of communications resources, the second set of communications resources different from the first set of communications resources.

Methods and infrastructure equipment

A communications device for transmitting data to a wireless communications network is configured to transmit a random access preamble, and to transmit uplink data in an uplink shared physical channel associated with the preamble according to a 2-step random access procedure, the association between the preamble and the uplink shared channel being known to the wireless communications network. The communications device is configured to detect, in response to transmitting the preamble and the uplink data, a random access response message providing timing advance information and uplink grant of resources of the uplink shared channel according to a 4-step random access procedure. In response to detecting the random access response message, the communications device is configured to transmit uplink data in the uplink resources granted in the random access response message according to a 4-step random access procedure, as if the communications device was continuing with a 4-step RACH procedure having started with a 2-step RACH procedure. As such there is no requirement to fall-back to a full 4-step random access procedure, if a 2-step random access procedure has failed, thereby saving time and communications resources.

Communications device, infrastructure equipment and methods

A method for operating an infrastructure equipment forming part of a wireless communications network is provided. The wireless communications network comprises a base station and a non-terrestrial network part, the non-terrestrial network part transmitting one or more spot beams to provide a wireless access interface for transmitting signals to and receiving signals representing data from a communications device within a coverage region of a cell or one of the spot beams, the spot beam forming a cell. The method comprises transmitting, to the communications device, an indication of a first condition to be met before the communications device should transmit assistance information to the infrastructure equipment, receiving the assistance information from the communications device upon the first condition being met, determining, based on the assistance information, that a cell change of the communications device should be initiated, and initiating the cell change of the communications device.

Growing community of inventors

Basingstoke, United Kingdom

Samuel Asangbeng Atungsiri