公开(公告)号：US11012910B2

公开(公告)日：2021-05-18

申请号：US16610528

申请日：2018-04-26

Applicant: Sony Corporation

Inventor： Vivek Sharma ,  Brian Alexander Martin ,  Hideji Wakabayashi ,  Shinichiro Tsuda

IPC: H04W36/28 ,  H04W28/02 ,  H04W28/24 ,  H04W36/00 ,  H04W36/02 ,  H04W36/08 ,  H04W36/16 ,  H04W80/08

Abstract: A method is performed in a first infrastructure equipment for a handover of a wireless device from the first infrastructure equipment as a source to a second infrastructure equipment as a target. The method comprises maintaining a mapping between a plurality of packet bearers and a data radio bearer for the wireless device, each of the plurality of packet bearers being configured to provide a specified quality of service, determining that the wireless device should handover from the first infrastructure equipment to the second infrastructure equipment, determining that the second infrastructure equipment does not support the mapping of the plurality of packet bearers to the data radio bearer, and providing an indication of a mapping of the plurality of packet bearers for the second infrastructure equipment after handover to one of a core network equipment and the second infrastructure equipment.

公开(公告)号：US10834771B2

公开(公告)日：2020-11-10

申请号：US16334766

申请日：2017-08-30

Applicant: Sony Corporation

Inventor： Vivek Sharma ,  Brian Alexander Martin ,  Yuxin Wei ,  Hideji Wakabayashi ,  Shinichiro Tsuda

IPC: H04W76/15 ,  H04W76/20 ,  H04W12/00 ,  H04W12/04 ,  H04W80/02 ,  H04W88/08

Abstract: A method for use in a wireless telecommunications network, the method including: when a secondary base station exhausts a supply of unique parameter sets used in security ciphering of received split radio bearers, the secondary base station sends a notification to a master base station of a requirement to alter data handling resources allocated for handling split radio bearers received from the secondary base station in one or both of the master base station and a terminal device; and the master base station, in response to the notification, operating to effect an alteration in the said data handling resources.

公开(公告)号：US20200045617A1

公开(公告)日：2020-02-06

申请号：US16338494

申请日：2017-10-05

Applicant: Sony Corporation

Inventor： Yuxin Wei ,  Brian Alexander Martin ,  Vivek Sharma ,  Hideji Wakabayashi ,  Shinichiro Tsuda

IPC: H04W48/12 ,  H04W48/14 ,  H04W48/16 ,  H04W8/08 ,  H04W72/04 ,  H04W72/12

Abstract: A mobile telecommunications system anchor entity for a mobile telecommunications system is provided. The mobile telecommunications system has at least one entity serving at least one user equipment, wherein the at least one entity and the at least one user equipment are located in a common system information area. The mobile telecommunications system has circuitry, which performs transmitting minimum system information to the at least one user equipment, wherein the minimum system information includes system information area identifier information.

公开(公告)号：US20190223229A1

公开(公告)日：2019-07-18

申请号：US16334363

申请日：2017-09-14

Applicant: Sony Corporation

Inventor： Vivek Sharma ,  Brian Alexander Martin ,  Yuxin Wei ,  Hideji Wakabayashi ,  Shinichiro Tsuda

IPC: H04W76/10 ,  H04W8/22 ,  H04W8/18

CPC classification number: H04W76/10 ,  H04W8/18 ,  H04W8/22 ,  H04W24/10 ,  H04W28/08 ,  H04W76/18

Abstract: A method for controlling a connection procedure for a terminal device requesting a radio connection to a cell supported by network infrastructure equipment in a wireless telecommunication system, the method comprising: determining, at the terminal device, that a request to connect to the cell supported by the network infrastructure equipment is to be made, establishing, at the terminal device, application information relating to an operating context for the terminal device; transmitting a connection request message from the terminal device to the network infrastructure equipment, wherein the connection request message comprises a request for the terminal device to connect to the cell and an indication of the application information; and determining, at the network infrastructure equipment, whether to allow the request for the terminal device to connect to the cell based, at least in part, on the application information received by the network infrastructure equipment from the terminal device.

公开(公告)号：US12170928B2

公开(公告)日：2024-12-17

申请号：US16475688

申请日：2017-12-18

Applicant: Sony Corporation

Inventor： Brian Alexander Martin ,  Shin Horng Wong ,  Martin Warwick Beale ,  Yuxin Wei ,  Vivek Sharma ,  Shinichiro Tsuda ,  Hideji Wakabayashi

IPC: H04W24/10 ,  H04W36/00 ,  H04W36/06 ,  H04W36/30

Abstract: The present technique provides a terminal device for use with a wireless telecommunications system, the terminal device comprising a receiver, a transmitter and a controller, wherein the controller is configured: to conduct a first measurement of a parameter associated with a radio signal transmitted by infrastructure equipment of the wireless telecommunications network and received by the receiver; to determine whether the measured parameter meets a predetermined criteria; and when the measured parameter is determined to meet the predetermined criteria, to conduct a second measurement of a parameter associated with a radio signal transmitted by infrastructure equipment of the wireless telecommunications network and received by the receiver. The present technique also provides an associated method and circuitry.

公开(公告)号：US12010745B2

公开(公告)日：2024-06-11

申请号：US17092592

申请日：2020-11-09

Applicant: Sony Corporation

Inventor： Vivek Sharma ,  Brian Alexander Martin ,  Yuxin Wei ,  Hideji Wakabayashi ,  Shinichiro Tsuda

IPC: H04W76/15 ,  H04W12/03 ,  H04W12/037 ,  H04W12/04 ,  H04W12/041 ,  H04W12/0431 ,  H04W76/20 ,  H04W80/02 ,  H04W88/08

CPC classification number: H04W76/15 ,  H04W12/037 ,  H04W12/041 ,  H04W12/0431 ,  H04W76/20 ,  H04W80/02 ,  H04W88/085

Abstract: A method for use in a wireless telecommunications network, the mobile telecommunications network comprising: a core network; base stations supported by the core network and each providing wireless connectivity within at least one base station cell where the cells are arranged into a master cell group under control of a master base station and a secondary cell group under control of a secondary base station; and a terminal device configured to communicate wirelessly with the base stations including by the use of a split radio bearer receivable at the secondary base station for splitting between the secondary base station and the master base station before delivery to the terminal device; the method comprising: when the secondary base station exhausts a supply of unique parameter sets used in security ciphering of received split radio bearers, the secondary base station sends a notification to the master base station of a requirement to alter data handling resources allocated for handling split radio bearers received from the secondary base station in one or both of the master base station and the terminal device; and the master base station, in response to the notification, operating to effect an alteration in the said data handling resources.

公开(公告)号：US11956688B2

公开(公告)日：2024-04-09

申请号：US17275199

申请日：2019-08-19

Applicant: Sony Corporation

Inventor： Samuel Asangbeng Atungsiri ,  Yuxin Wei ,  Vivek Sharma

IPC: H04W24/00 ,  H04W4/02 ,  H04W36/32 ,  H04W64/00 ,  H04W84/06

CPC classification number: H04W36/32 ,  H04W4/023 ,  H04W64/006 ,  H04W84/06

Abstract: A method of operating a terminal device in a wireless telecommunications system comprising the terminal device and a non-terrestrial network access node, wherein the method comprises the terminal device performing the steps of: determining a first location for the terminal device transmitting signalling indicating the first location; determining a second location for the terminal device; determining whether or not a distance between the first location and the second location is more than a predefined threshold distance, and if so transmitting signalling indicating the second location.

公开(公告)号：US11871368B2

公开(公告)日：2024-01-09

申请号：US17272664

申请日：2019-09-20

Applicant: Sony Corporation ,  Sony Mobile Communications Inc.

Inventor： Yassin Aden Awad ,  Vivek Sharma ,  Anders Berggren ,  Yuxin Wei ,  Hideji Wakabayashi

IPC: H04W56/00 ,  H04B17/318 ,  H04B7/08 ,  H04W74/08

CPC classification number: H04W56/0015 ,  H04B7/088 ,  H04B17/318 ,  H04W74/0833

Abstract: A method of operating a communications device comprises detecting a plurality of beams of radio signals each being transmitted periodically according to a time divided structure of a wireless access interface provided by a wireless communications network, selecting a first of the plurality of beams of radio signals for detecting a first version of a synchronisation signal transmitted with the first beam of radio signals, selecting a second of the plurality of beams of radio signals for detecting a second version of the synchronisation signal transmitted with the second beam of radio signals, and synchronising with the time divided structure of the wireless access interface from at least one of the first version of the synchronisation signal and the second version of the synchronisation signal.

公开(公告)号：US11678404B2

公开(公告)日：2023-06-13

申请号：US16651354

申请日：2018-10-04

Applicant: Sony Corporation ,  Sony Mobile Communications Inc.

Inventor： Vivek Sharma ,  Yuxin Wei ,  Anders Berggren ,  Hideji Wakabayashi ,  Shinichiro Tsuda

IPC: H04W88/06 ,  H04W88/10 ,  H04W8/24 ,  H04W24/10 ,  H04B17/318 ,  H04L5/00

CPC classification number: H04W88/06 ,  H04B17/318 ,  H04L5/0051 ,  H04W8/24 ,  H04W24/10 ,  H04W88/10

Abstract: The present disclosure pertains to a user equipment for a mobile telecommunications system, which has a circuitry configured to communicate with a new radio base station and a LTE base station. The circuitry is further configured to: perform simultaneous uplink communication with the LTE base station and the new radio base station; detect an overheating situation; and transmit capability information in response to detecting the overheating situation.

公开(公告)号：US11646825B2

公开(公告)日：2023-05-09

申请号：US17176137

申请日：2021-02-15

Applicant: SONY CORPORATION

Inventor： Brian Alexander Martin ,  Vivek Sharma

IPC: H04L1/16 ,  H04L1/18 ,  H04W72/12 ,  H04L1/1607 ,  H04L1/1867

CPC classification number: H04L1/1685 ,  H04L1/187 ,  H04L1/1874 ,  H04W72/1284

Abstract: A transmitting node operating with a mobile communications system comprises transmitter circuitry configured to transmit signals representing protocol data units formed from one or more service data units via a wireless access interface of the mobile communications system to a receiving node of the mobile communications system according to an automatic repeat request process, receiver circuitry configured to receive signals from the receiving node via the wireless access interface, controller circuitry configured to control the transmitter circuitry to transmit the signals and to control the receiver circuitry to receive the signals, and a buffer configured to store data conveyed by or representing the protocol data units for transmission to the receiving node according to the automatic repeat request process, wherein each of the protocol data units has a sequence number defining their position in a predetermined order.