Patents Assigned to ERICSSON
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Patent number: 12279120Abstract: A method performed by a wireless device includes receiving a Radio Resources Control Reject (RRCReject) message and determining whether to act on the RRCReject message based on a configuration of the wireless device. The method may also include receiving a configuration message that includes the configuration from a network node.Type: GrantFiled: January 21, 2020Date of Patent: April 15, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Icaro L. J. Da Silva, Magnus Stattin, Gunnar Mildh, Prajwol Kumar Nakarmi
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Patent number: 12279294Abstract: A method performed by a network node (260, 800) is disclosed. The network node determines (701), based on one or more quality-of-service (QoS) parameters, an aggregated uplink (UL) scheduling pattern for a wireless device (210, 1000, 1100), the aggregated UL scheduling pattern for the wireless device comprising UL resources from a plurality of carriers. The one or more QoS parameters indicate one or more QoS requirements associated with a service. At least one of the one or more QoS parameters indicates a delay requirement 0 associated with the service.Type: GrantFiled: September 24, 2020Date of Patent: April 15, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Ying Sun, Yi-Pin Eric Wang, Yutao Sui
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Patent number: 12279324Abstract: Systems and methods are disclosed herein for enabling reporting of a subset of measurements performed by a wireless device when in an idle or inactive state to a cellular communications network. In one embodiment, a method performed by a wireless device for reporting measurements to a cellular communications network comprises performing measurements while in an idle or inactive state, storing the measurements, determining a subset of the measurements to be reported by the wireless device, and reporting the determined subset of the measurements to the cellular communications network. In this manner, only desired measurements can be reported, which reduces the amount of information that needs to be reported by the wireless device.Type: GrantFiled: May 4, 2020Date of Patent: April 15, 2025Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Patrik Rugeland, Icaro Leonardo J. Da Silva, Oumer Teyeb
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Patent number: 12278751Abstract: A method of testing a network node in a communication system according to some embodiments includes obtaining a test case specification that describes a test scenario associated with the network node and extracting textual features from the test case specification. A feature vector is generated that includes the extracted textual features, and the feature vector is mapped to a plurality of available test scripts. The method selects one or more of the plurality of available test scripts for execution in response to the mapping of the feature vector. For one or more of the selected test scripts the method generates a confidence score that measures a confidence of an association of the test case specification with the selected test script. Related systems are disclosed.Type: GrantFiled: August 7, 2020Date of Patent: April 15, 2025Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Sahar Tahvili, Alzahraa Salman, Cristina Landin, Vincent Huang
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Patent number: 12278968Abstract: There are provided mechanisms performed by a decoder. The method comprises receiving a bitstream. The method comprises processing the received bitstream, wherein: the bitstream comprises a first part of the bitstream, and the first part of the bitstream provides segment presence information, and further wherein i) the segment presence information indicates that at least segments of a first segment type shall not be present in at least a portion of the bitstream, or ii) the segment presence information indicates that at least segments of the first segment type may be present in at least the portion of the bitstream.Type: GrantFiled: August 19, 2020Date of Patent: April 15, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Martin Pettersson, Rickard Sjöberg, Mitra Damghanian
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Patent number: 12279325Abstract: According to an aspect, a user equipment, UE, in a suspended state in a Radio Access Network, RAN, in response to expiration of a first timer, transmits an RRCResumeRequest message. The UE receives a reject message in response to the RRCResumeRequest message. In response to the reject message, the UE starts a second timer and subsequently transmits a further RRCResumeRequest message. The further RRCResumeRequest message is received by the network during a period bounded approximately by the lesser of a duration of the second timer and a period of the periodic UE event and the greater of the duration of the second timer and the period of the periodic UE event.Type: GrantFiled: December 21, 2023Date of Patent: April 15, 2025Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Icaro L. J. Da Silva, Gunnar Mildh
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Patent number: 12279155Abstract: A baseband processing unit (BPU) and method therein for segmenting data to be transferred into data packets and transferring data packets to a radio processing unit via a communication link. The BPU selects a certain amount of data among the data to be transferred and obtain a packet loss pattern of the communication link based on the current load and user scenario. The BPU segments the data to be transferred into data packets based on the packet loss pattern of the communication link such that the selected data are distributed to data packets to be transferred in a packet region where packet loss rate is lower than a packet loss threshold and transfers the data packets to the radio processing unit.Type: GrantFiled: November 13, 2019Date of Patent: April 15, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventor: Harish Venkatraman Bhat
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Patent number: 12279316Abstract: A method of operating a user equipment, UE, that is operating in a network includes determining whether the UE and/or an application that is running on the UE is using or planning to use an early data transmission, EDT, to transmit sensor data via the network. Operations include responsive to determining that the UE and/or the application that is running on the UE is using or planning to use the EDT, informing the application of configuration parameters corresponding to the EDT and altering, by the application and based on the configuration parameters corresponding to the EDT, properties of the sensor data that is provided to the UE for transmission to the network to include revised sensor data.Type: GrantFiled: February 13, 2024Date of Patent: April 15, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Tuomas Tirronen, Ari Keränen
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Patent number: 12277982Abstract: There is provided a verifiable OTP memory device, the memory device including an MTP memory block and an OTP memory block for storing data, and a memory controller. The memory controller is configured to handle write requests and read requests. Each write request and read request pertains to writing data to, and reading data from, respectively, a requested position in either the MTP memory block or the OTP memory block. The memory controller is configured to, in response to the write requests, write the data to the requested position in either the MTP memory block or the OTP memory block. The memory controller is configured to, in response to the read requests, output data as combined from the requested position in the MTP memory block and the requested position in the OTP memory block, regardless if the read requests are for the MTP memory block or the OTP memory block.Type: GrantFiled: August 26, 2020Date of Patent: April 15, 2025Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Niklas Lindskog, Håkan Englund
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Patent number: 12279148Abstract: Systems and methods related to congestion monitoring in a mobile communications network; in particular, a congestion monitoring unit that sends congestion information to a policy control unit for a plurality of mobile entities, wherein each of the mobile entities is connected to a respective radio access network and associated with the policy control unit, the congestion information indicates congestion of the respective radio access network. The congestion monitoring unit sends a request message to a policy control unit for transmitting congestion information of a mobile entity, the message routed by a Diameter Routing Agent (DRA) and includes congestion information and an identity for a given mobile entity; in response, the policy control unit sends a response message including an identity of the policy control unit. The congestion monitoring unit can then send aggregated congestion information for a plurality of mobile entities associated with the policy control unit.Type: GrantFiled: July 7, 2020Date of Patent: April 15, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: György Miklós, Maria Belen Pancorbo Marcos
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Patent number: 12278818Abstract: A method is disclosed for authorization of resources clustered into one or more resource groups, each resource group comprising functionally interdependent resources. The method includes receiving an authorization request signal indicative of a first resource for authorization, wherein the first resource is comprised in a first resource group, determining—for each mandatory resource of the first resource group—whether the resource is authorized, and transmitting an authorization response signal. The authorization response signal is indicative of successful authorization of the first resource when all mandatory resources of the first group are determined as authorized. Further, the authorization response signal is indicative of unsuccessful authorization of the first resource when at least one mandatory resource of the first group is determined as unauthorized. Corresponding apparatus, authorization server, network node and computer program product are also disclosed.Type: GrantFiled: December 19, 2019Date of Patent: April 15, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Divya Sundar, Savitha Aravindhan, Vadivel G, Karthick Munirathinam
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Patent number: 12279125Abstract: Systems and methods are disclosed herein for counting registered User Equipments (UEs) in a network slice service area. In one embodiment, a method performed by an Access and Mobility Management Function (AMF) in a core network of a cellular communications system comprises receiving a registration request from a UE and, responsive to receiving the registration request from the UE, initiating a registration procedure and determining whether the registration request received from the UE is applicable for update of counting for a respective network slice to be used by the UE. The method further comprises sending, to a Network Function (NF) that maintains a count of a number of UEs that are using the respective network slice, a message that causes an update to the count of the number of UEs that are using the respective network slice.Type: GrantFiled: February 10, 2021Date of Patent: April 15, 2025Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Peter Hedman, George Foti
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Patent number: 12278993Abstract: A method, decoder, and apparatus are provided. Responsive to a current block being a MIP predicted block, it is determined whether it has one or multiple transform blocks. A MIP weight matrix to be used to decode the current block is determined based on a MIP prediction mode. Responsive to the MIP predicted block having one transform block, the MIP predicted block is derived based on the MIP weight matrix and previously decoded elements in the bitstream. Responsive to the MIP predicted block having multiple transform blocks: deriving a first MIP predicted block is derived based on the MIP weight matrix and previously decoded elements in the bitstream and remaining MIP predicted blocks are derived based further on decoded elements in at least one decoded transform block of the current block. The MIP predicted block(s) are output for subsequent processing.Type: GrantFiled: March 8, 2024Date of Patent: April 15, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Zhi Zhang, Kenneth Andersson, Davood Saffar, Rickard Sjöberg, Jacob Ström, Ruoyang Yu
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Patent number: 12279162Abstract: Systems and methods for handling a wireless device in a Configuration Management (CM)-Connected state with Radio Resource Control (RRC) Inactive state are provided. In some embodiments, a method for performing a mobility transfer from a Fifth Generation network to an Evolved Packet System (EPS) network includes a 5G network node: receiving, from an EPS network node, a context request for context associated with a User Equipment (UE); determining data forwarding information associated with the UE; and sending, to the EPS network node, a context response comprising context information associated with the UE and data forwarding information associated with the UE. In this way, packet losses will be minimized leading to improved end user performance.Type: GrantFiled: June 12, 2020Date of Patent: April 15, 2025Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Qian Chen, Gunnar Mildh, Hans Bertil Rönneke, Patrik Rugeland, Paul Schliwa-Bertling
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Patent number: 12279258Abstract: The present disclosure relates in general to cellular radio network communication. In one of its aspects, the technology presented herein concerns a method performed by a network node in a wireless communication system for handling resource configurations for network nodes in an Integrated Access and Backhaul (IAB) network. The network node is connected to a core network of the wireless communications system and to at least one radio network node. The method includes providing, to a first radio network node and to at least one second radio network node, a message indicating a resource configuration for the first radio network node. The at least one second radio network node is a parent node to the first radio network node and the first radio network node is a child node to the at least one second radio network node.Type: GrantFiled: February 10, 2020Date of Patent: April 15, 2025Assignee: Telefonaktiebolaget LM Ericsson (Publ)Inventors: Yezi Huang, Oumer Teyeb, Ajmal Muhammad
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Patent number: 12278771Abstract: A method for latency control in a communication network is disclosed. The method includes identifying that a service is currently associated with a user device associated with the communication network, wherein a deviation between a latency requirement of the service and an internal latency performance of the communication network is bounded, and dynamically adjusting a configuration of the communication network for the service. In some embodiments, the dynamic adjustment is performed only for user devices associated with services with bounded deviation between the latency requirement of the service and the internal latency performance of the communication network. In some embodiments, dynamically adjusting the configuration of the communication network comprises controlling the communication network to provide latencies below a maximum latency threshold for the service. In some embodiments, the dynamic adjustment of the configuration of the communication network is based on the current traffic load.Type: GrantFiled: July 1, 2020Date of Patent: April 15, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Emma Wittenmark, Christer Östberg, Henrik Ronkainen, Johan Strand, Torbjörn Sölve, Kjell Gustafsson
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Patent number: 12278685Abstract: The invention relates to a repeater system for forwarding radio signals. The repeater system comprises a donor unit for converting the frequencies of the radio signals from the transmission frequency to an intermediate frequency; a server unit for converting the converted radio signals from the intermediate frequency to the transmission frequency; and a cable, which connects the donor unit and the service unit and transmits the converted radio signals over a distance between the donor unit and the service unit at the intermediate frequency. The donor unit has an uplink donor antenna and a separate downlink donor antenna and/or the service unit has an uplink service antenna and, at the same time, a separate downlink service antenna.Type: GrantFiled: February 21, 2020Date of Patent: April 15, 2025Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Martin Jacob, Alexander Seeor, Maximilian Göttl, Frieso Damm, Andreas Tscherner, Markus Mohr
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Patent number: 12279118Abstract: A method performed by a Radio Area Network, RAN, function node for handling connectivity in a RAN is provided. The RAN function node receives from a network node, a first subscription request for one or more RAN insights relating to the connectivity, requested for an application related to a wireless device. The RAN function node identifies RAN data needed to fulfil the subscription request and sends to a RAN node, a second subscription request for the identified RAN data. The RAN function node receives published RAN data according to the second subscription request and generates the RAN insights according to the first subscription request based on the received RAN data. The RAN function node establishes which domain out of a trusted domain or an untrusted domain the generated RAN insights are to be exposed in and publishes the generated RAN insights according to the first subscription request.Type: GrantFiled: November 24, 2020Date of Patent: April 15, 2025Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: Ann-Christine Eriksson, Massimo Condoluci, Tomas Nylander
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Patent number: 12277734Abstract: A mobile electronic device is provided for use with a headset. A camera outputs digital pictures of a portion of the headset. A display device displays information for viewing by a user wearing the headset. A processor retrieves calibration parameters that characterize at least a pose of the camera relative to the display device, and processes a digital picture from the camera to identify a pose of an optically identifiable feature within the digital picture. A pose of the mobile electronic device is identified relative to the holder based on the identified pose of the optically identifiable feature within the digital picture and based on at least the pose of the camera relative to the display device as characterized by the calibration parameters. The processor controls where graphical objects are rendered on the display device based on the identified pose of the mobile electronic device relative to the holder.Type: GrantFiled: October 31, 2023Date of Patent: April 15, 2025Assignee: Telefonaktiebolaget LM Ericsson (publ)Inventors: José Araújo, Leonard Bruns, Diego Gonzalez Morin, Ioannis Karagiannis, Amirhossein Taher Kouhestani
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Patent number: 12277944Abstract: A method for generating a comfort noise (CN) parameter is provided. The method includes receiving an audio input; detecting, with a Voice Activity Detector (VAD), a current inactive segment in the audio input; as a result of detecting, with the VAD, the current inactive segment in the audio input, calculating a CN parameter CNused; and providing the CN parameter CNused to a decoder. The CN parameter CNused is calculated based at least in part on the current inactive segment and a previous inactive segment.Type: GrantFiled: April 26, 2023Date of Patent: April 15, 2025Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)Inventors: Fredrik Jansson, Tomas Jansson Toftgård