NTT DOCOMO Patente

According to various embodiments, a method for distributing a warning message to mobile terminals served by a mobile communication network is described, comprising receiving a request message indicating that a warning message is to be distributed to a set of mobile terminals, in reaction to a determination that a set of radio access network nodes for distributing the warning message includes a radio access network node onboard a geostationary equatorial orbit satellite, determining whether the warning message includes information allowing mobile terminals served by the radio access network node onboard the geostationary equatorial orbit satellite whether to alert their users and removing the radio access network node onboard the geostationary equatorial orbit satellite from the set of radio access network nodes in reaction to the warning message lacking the information and requesting the radio access network nodes of the set of radio access network nodes to distribute the warning message.

According to one embodiment, a method is described comprising receiving a request message indicating that a warning message is to be distributed, wherein the request message includes information about a geographical area to which the warning message should be distributed and a period of time, determining a set of radio access network nodes of the mobile communication network which should distribute the warning message and in reaction to a determination that one or more radio access network nodes onboard one or more low earth orbit satellites at least partially take over coverage of the geographical area during the period of time, requesting the one or more radio access network nodes to distribute the warning message.

According to one embodiment, a method for providing an environment and/or object sensing service by a mobile radio communication system is provided, comprising operating, in a mobile terminal of the mobile radio communication system, a secure element provisioned with a sensing service profile which specifies one or more sensing parameters, receiving, by the mobile terminal, a request to perform a sensing, wherein the sensing comprises transmitting one or more mobile radio communication signals, receiving one or more reflections of the one or more mobile radio communication signals and determining sensing data from the one or more reflections and performing the sensing according to the one or more sensing parameters by the mobile terminal.

According to one embodiment, a method for providing an machine learning-based data processing service is described, comprising receiving a specification of a data processing task, wherein the specification includes requirements, including goals and/or constraints, of the data processing tasks, determining computational resources for providing the data processing service and training data according to the goals and/or constraints, training a machine learning model using the determined training data and the determined computational resources to perform the data processing task, providing an interface for receiving input data for the data processing task and performing the data processing task on the received input data by the trained machine-learning model using the determined computational resources.

According to one embodiment, a method for handling a managing task of a communication network is described, comprising receiving, by a management service provider, a specification of a managing task, wherein the specification includes requirements, including goals and/or constraints, of the managing task, determining, by the management service provider, one or more actions for performing the managing task including a setting of a configuration of one or more components of the communication network, performing detection of conflicts between the setting of the configuration and another configuration of the one or more components of the communication network set by a management function of the communication network, e.g. by querying a policy change information service for information about changes of policies in a policy management component, and performing an additional action in reaction to the detection of a conflict between the setting of the configuration and a configuration set by a management function of the communication network.

It is provided a terminal (20) comprising a receiving section (203) configured to receive a synchronization signal/physical broadcast channel, SS/PBCH, block which includes a synchronization signal, SS, and a physical broadcast channel, PBCH; and a control section (401) configured to determine a configuration information set from among a plurality of configuration information sets, based on a frequency band of the SS/PBCH block, based on a first subcarrier spacing of the SS/PBCH block, and based on a second subcarrier spacing of a control resource set including a downlink control channel scheduling a system information, and determine configuration information of the control resource set from the determined configuration information set, based on bit information included in the PBCH, wherein the determined configuration information includes a plurality of parameters regarding the control resource set, the second subcarrier spacing is indicated by subcarrier spacing information included in the PBCH, and the plurality of parameters includes at least one of a multiplexing scheme of the SS/PBCH block and the control resource set, a bandwidth of the control resource set, a duration of the control resource set, and a frequency offset of the control resource set relative to the SS/PBCH block.

A NAL unit header in the conventional method is inefficient, even in cases where a value of nal_ref_flag is uniquely determined according to a value of nal_unit_type, since respective bits are assigned to nal_ref_flag and nal_unit_type. A solution to this problem is a video predictive encoding device provided with an input device to input pictures forming a video sequence, and an encoding unit to encode the pictures by either intra prediction or inter prediction to generate compressed picture data, and to packetize the compressed image data along with packet header information. The packet header information contains a picture type, and wherein the encoding unit determines the picture type so as to uniquely indicate whether encoded picture data is used for reference in decoding of another picture.

A base station apparatus performs communication with a plurality of user apparatuses. The base station apparatus includes a transmission unit that transmits a plurality of radio signals to the plurality of user apparatuses; and a control unit that arranges periodic blocks including a synchronization signal and system information in one or a plurality of radio signals from among the plurality of radio signals on the basis of a subcarrier spacing.

A terminal comprises a receiving unit configured to receive a synchronization signal block in a first frequency band that is different from a second frequency band, wherein the first frequency band includes one frequency range that is higher than another frequency range included in the second frequency band; and a control unit configured to perform access to a network by using the synchronization signal block, wherein the receiving unit is configured to receive at least one of multiple synchronization signal blocks transmitted simultaneously from the network and having different quasi-co-location assumptions.

According to one embodiment, a method for continuing an Internet Multimedia Subsystem session between a first mobile terminal and a second mobile terminal in case of a handover the first mobile terminal from a source serving satellite to a target serving satellite is described. The method comprises receiving, by an Internet Multimedia Subsystem Application Server, a message comprising an identification of the target serving satellite and sending, by the Internet Multimedia Subsystem Application Server, in reaction to reception of the message, a re-invite message to an Internet Multimedia Subsystem entity serving the second mobile terminal.

According to one embodiment, a method for collecting data from a plurality of Internet of Things devices is described, comprising receiving, by an Ambient IoT (Internet of Things) core network, a service request directed to the Ambient IoT devices from a mobile communication network by an Ambient IoT core network, forwarding, by the Ambient IoT core network, the service request to the Ambient IoT devices, receiving, by the Ambient IoT core network, responses to the service request from the Ambient IoT devices and forwarding, by the Ambient IoT core network, the responses to the mobile communication network and blocking, by the Ambient IoT core network, forwarding responses to the mobile communication network in reaction to a determination that performing the service request has been completed.

According to one embodiment, a method for providing communication for a mobile terminal is described, wherein the mobile terminal is served by a first satellite and a first Internet Protocol address is assigned to the first satellite and a second Internet Protocol address is assigned to a ground network, the method comprising, detecting a failure of a communication over a link between the first satellite and a second satellite and, in response to a detection of the failure sending a session negotiation message, wherein the session negotiation message includes the second Internet Protocol address as the Internet Protocol address under which the mobile terminal is reachable.

A terminal includes a receiving unit configured to receive downlink control information in a first carrier, and to receive, based on the downlink control information, data via a downlink shared channel in a second carrier, wherein a frame border timing difference between the first carrier and the second carrier, exceeds a predetermined time range, a transmitting unit configured to transmit, via an uplink control channel in the first carrier, HARQ (hybrid automatic repeat request) information corresponding to the downlink shared channel, and a control unit configured to control reception timing of the downlink shared channel and transmission timing of the uplink control channel.

According to one embodiment, a method for operating a communication system comprising one or more propagation environment elements is described, the method comprising receiving a request for checking whether a configuration of the one or more propagation environment elements fulfils a predetermined criterion, collecting data from one or more controllers of the one or more propagation environment elements, one or more base stations using the one or more propagation environment elements according to the configuration and/or one or more mobile terminals using the one or more propagation environment elements according to the configuration, checking, using the collected data, whether the configuration of the one or more propagation environment elements fulfils the predetermined criterion and sending a report of the verification result, as well as triggering, in reaction to a result of the checking being that the configuration of the one or more propagation environment elements does not fulfil the predetermined criterion, a negotiation for a change of the configuration and/or of the predetermined criterion.

According to one embodiment, a method for providing communication between a first mobile terminal served by a first satellite and a second mobile terminal served by a second satellite is described, wherein the first satellite implements a first media access gateway, the method comprising checking whether there is connectivity between the first media access gateway and the second satellite and, in response to a detection that there is connectivity between the first media access gateway and the second satellite, setting the first mobile terminal to use a first Internet Protocol address of the first media access gateway under which the first mobile terminal can reach the first media access gateway for communication with the second mobile terminal and setting a second media access gateway implemented in the second satellite or the second mobile terminal to use a second Internet Protocol address under which the first media access gateway can be reached via the second satellite.

According to one embodiment, a method for handling faults in a mobile communication system is described comprising receiving requirements of a fault handling, generating a fault handling profile based on the received requirements, wherein the fault handling profile specifies which alarms indicating faults should be handled by one or more closed control loops and a policy on how to handle the alarms by the one or more closed control loops, providing the fault management profile to an alarm handling component implementing the one or more closed control loops, wherein the alarm handling component handles alarms for which the fault management profile specifies that they should be handled according to the policy.

According to one embodiment, a method for handling a managing task of a communication network is described, comprising receiving a specification of a managing task, wherein the specification includes requirements of the managing task, determining whether the managing task can be performed by one or more instantiated managing task handling agents, in reaction to a determination that the managing task cannot be performed by the one or more instantiated managing task handling agents, determining required capabilities of one or more further managing task handling agents which, when instantiated, allow handling the managing task together with the one or more instantiated managing task handling agents, requesting an Agent Management Function to instantiate one or more further managing task handling agents having the required capabilities and handling the managing task by the one or more further instantiated managing task handling agents and the one or more instantiated managing task handling agents.

According to one embodiment, a method for providing communication between two mobile terminals is described, comprising receiving a request to establish, via at least one satellite, a communication session for a mobile terminal, checking subscription data of the mobile terminal for information about whether the mobile terminal has a type of subscription which includes a right to use a feature which includes a routing in the at least one satellite, avoiding a core network on the ground, of traffic between the mobile terminal and other mobile terminals and, in reaction to that the mobile terminal has a type of subscription which includes the right to use the feature, establishing a communication session for the mobile terminal which supports routing in the at least one satellite, avoiding a core network on the ground, of traffic between the mobile terminal and other mobile terminals.

According to one embodiment, a method for providing communication for a mobile terminal via at least one satellite is described, comprising receiving a request to establish a communication session for a mobile terminal which is served by a serving satellite, receiving information about which identifier of an access point to a data network is associated with an identification of the serving satellite, determining a data routing component implemented in the serving satellite from the received association, assigning the determined data routing component to the mobile terminal and establishing the communication session for the mobile terminal using the assigned data routing component.

According to one embodiment, a method for providing a communication and computing service session for a mobile terminal by a communication system, the method comprising receiving a request for selection of a service provision profile, requesting a core network of the communication system for information about communication network resources, requesting one or more cloud device controllers for information about cloud resources which cloud devices may provide over interfaces indicated by the core network, selecting a service provision profile for a provision of the communication and computing service session taking into account information received from the core network and information received from the one or more cloud device controllers and initiating provision of the communication and computing service session according to the selected service provision profile.

The present invention is designed to achieve the advantages of dynamic subframe utilization even when frequency division duplex (FDD) is used in future radio communication systems. According to the present invention, a user terminal has a receiving section that receives a downlink (DL) signal, a transmission section that transmits an uplink (UL) signal, and a control section that controls the receipt of the DL signal and/or the transmission of the UL signal in frequency division duplex (FDD), which use different frequencies, to the same timing as the receipt of the DL signal and/or the transmission of the UL signal in time division duplex (TDD), which use the same frequency.

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