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公开(公告)号:US20240022980A1
公开(公告)日:2024-01-18
申请号:US18036714
申请日:2021-12-10
Applicant: Telefonaktiebolaget LM Ericsson (publ)
Inventor: Icaro Leonardo DA SILVA , Helka-Liina MÄÄTTÄNEN , Pradeepa RAMACHANDRA
IPC: H04W36/00
CPC classification number: H04W36/0085
Abstract: A method of operating a user equipment, UE, configured with a plurality of transmission configurations for lower layer mobility and associated with one or more cells, each cell associated with one or more physical cell identities, PCIs, in a wireless communication network is provided. The method includes receiving a lower layer signaling that includes an indication of a change of transmission configuration from a first transmission configuration to a second transmission configuration from the plurality of transmission configurations, and in response to receiving the lower layer signaling, performing the change of transmission configuration and performing an action related to a measurement configuration. The action includes one of performing an update to at least one element in the measurement configuration based on the second transmission configuration, and applying a stored measurement configuration associated with the second transmission configuration.
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公开(公告)号:US20230422111A1
公开(公告)日:2023-12-28
申请号:US18036444
申请日:2021-12-14
Applicant: Telefonaktiebolaget LM Ericsson (publ)
Inventor: Icaro Leonardo DA SILVA , Helka-Liina MÄÄTTÄNEN , Pradeepa RAMACHANDRA
CPC classification number: H04W36/0072 , H04L5/0094
Abstract: A communication device can be configured with a plurality of physical cell identifiers, PCIs, for a mobility procedure, a plurality of transmission configurations, and one or more cells. Each cell can be operating in a same serving frequency and each cell can be associated with one or more PCIs. The communication device can receive an indication of a transmission configuration to be activated, from the plurality of transmission configurations, that is associated with a non-serving cell or a non-serving PCI, from a network node. The communication device can determine to perform a media access control, MAC, reset operation based on the transmission configuration to be activated.
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公开(公告)号:US20230389084A1
公开(公告)日:2023-11-30
申请号:US18247871
申请日:2021-10-22
Applicant: Telefonaktiebolaget LM Ericsson (publ)
Inventor: Marco BELLESCHI , Johan RUNE , Pradeepa RAMACHANDRA
IPC: H04W74/08
CPC classification number: H04W74/0833
Abstract: A method, network node wireless device for inclusion of preamble group information in a random access (RA) report are disclosed. According to one aspect, a method in a network node includes receiving a report from the WD, the report comprising at least one of: a selection of one of a first preamble group and a second preamble group by the WD; an indication that at least one of a first condition and a second condition is satisfied. The method also includes configuring at least one of a first preamble group and a second preamble group based at least in part on the report received from the WD, the radio interface being configured to transmit an indication of which of the first and second preamble groups are configured.
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公开(公告)号:US20230370908A1
公开(公告)日:2023-11-16
申请号:US18357751
申请日:2023-07-24
Applicant: Telefonaktiebolaget LM Ericsson (publ)
Inventor: Reza MOOSAVI , Icaro L.J. DA SILVA , Pradeepa RAMACHANDRA , Fredrik GUNNARSSON
CPC classification number: H04W36/0061 , H04W24/10 , H04W36/00835 , H04W36/0088 , H04W48/10
Abstract: The invention refers to a wireless device and to operating the wireless terminal, UE, connected to a serving network node associated to a serving cell of a radio access network, RAN, the method comprising: receiving system information from a neighbour cell of the serving cell, determining from the system information if the neighbour cell does or does not broadcast a global cell identifier, CGI, of the neighbour cell; and if the neighbour cell does not broadcast the CGI, transmitting a global cell identifier, CGI, report to the serving network node, wherein the CGI report includes an indication that the neighbour cell does not broadcast the CGI of the neighbour cell. The invention further refers to a corresponding network node and to a method performed in the network node.
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5.
公开(公告)号:US20230021820A1
公开(公告)日:2023-01-26
申请号:US17782853
申请日:2020-08-19
Applicant: Telefonaktiebolaget LM Ericsson (publ)
Inventor: Ali PARICHEHREHTEROUJENI , Pradeepa RAMACHANDRA , Angelo CENTONZA
Abstract: A wireless device registers with a first PLMN having a first PLMN identity. A first plurality of RA procedures is performed while registered with the first PLMN. First information related to the first plurality of RA procedures is stored. The wireless device registers with a second PLMN having a second PLMN identity different than the first PLMN identity after registering with the first PLMN and after performing the first plurality of RA procedures. The first information is discarded responsive to registering with the second PLMN. A second plurality of RA procedures is performed while registered with the second PLMN. Second information related to the second plurality of RA procedures is stored. An information message is transmitted to the second PLMN. The information message includes a plurality of RACH reports corresponding to the second plurality of RA procedures based on the second information.
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公开(公告)号:US20220295307A1
公开(公告)日:2022-09-15
申请号:US17633554
申请日:2020-07-02
Applicant: Telefonaktiebolaget LM Ericsson (publ)
Inventor: Malik Wahaj ARSHAD , Robert PETERSEN , Pradeepa RAMACHANDRA , Wei SHEN
Abstract: Disclosed are methods performed by a management node for implementing minimization of drive testing, MDT, in a wireless communication network that supports dual connectivity. Methods include generating a master cell group, MCG, MDT configuration for a user equipment, UE; generating a secondary cell group, SCG, MDT configuration for the UE; and transmitting the MCG MDT configuration and the SCG MDT configuration to one or more radio access network, RAN, nodes.
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公开(公告)号:US20220295257A1
公开(公告)日:2022-09-15
申请号:US17635395
申请日:2020-08-17
Applicant: Telefonaktiebolaget LM Ericsson (publ)
Inventor: Malik Wahaj ARSHAD , Pradeepa RAMACHANDRA , Kristina ZETTERBERG
Abstract: A user equipment, UE, in a wireless communication system can receive a request for UE mobility history information from a network node. The UE can generate a UE mobility history report and transmit the UE mobility history report to the network node. The UE mobility history report can include a beam related information, sensor information, location information, and/or dual connectivity information for the UE.
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公开(公告)号:US20210345191A1
公开(公告)日:2021-11-04
申请号:US16316431
申请日:2018-11-23
Applicant: Telefonaktiebolaget LM Ericsson (publ)
Inventor: Icaro L.J. DA SILVA , Helka-Liina MÄÄTTANEN , Pradeepa RAMACHANDRA
Abstract: A method is performed by a wireless device in a network. The wireless device detects a triggering event related to a procedure for a handover from a source network node to a target network node in which the wireless device relies on downlink beam selection. The wireless device determines measurement information to include in a message to send to the target network node. The measurement information is obtained by measuring one or more beams according to at least one of a radio link management configuration, a beam management configuration, and a measurement configuration. In response to detecting the triggering event, the determined measurement information in the message is sent to the target network node.
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公开(公告)号:US20210044995A1
公开(公告)日:2021-02-11
申请号:US16963943
申请日:2018-09-21
Applicant: Telefonaktiebolaget LM Ericsson (publ)
Inventor: Mirsad Cirkic , Joel BERGLUND , Pradeepa RAMACHANDRA , Sakib BIN REDHWAN
Abstract: Embodiments herein relate to methods and apparatus for determining whether each of a plurality of wireless devices are drones or non-drones. The method includes determining based on binary classification of the first information which of the wireless devices meet all of at least one primary criterion; transmitting a request for second information to the wireless devices that meet all of the at least one primary criterion; receiving second information from each of the wireless device that meet all of the at least one primary criterion; determining based on binary classification of the second information which of the wireless devices that meet all of the at least one primary criterion also meet all of at least one secondary criterion; and classifying the wireless devices that meet both all of the at least one primary criterion and all of the at least one secondary criterion into the first category.
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公开(公告)号:US20190357057A1
公开(公告)日:2019-11-21
申请号:US16086196
申请日:2016-03-21
Applicant: Telefonaktiebolaget LM Ericsson (publ)
Inventor: Mirsad CIRKIC , Samuel AXELSSON , Joel BERGLUND , Fredrik GUNNARSSON , Pradeepa RAMACHANDRA , Henrik RYDÉN
IPC: H04W16/22 , H04W24/10 , H04W24/08 , H04B17/382 , H04B17/373 , H04B17/391
Abstract: The present invention relates to an improved predicting of target carrier radio conditions in a communication network. The improved prediction is achieved by acquiring, by a first network node, measurement data based on radio signals at a source carrier and a first target carrier. Subsequently, a target carrier radio condition prediction function is identified by the first network node or a second network node.
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