Abstract: Techniques are disclosed for adapting measurement reporting in a wireless communication network (10) employing carrier aggregation. In order to reduce beam link failures, the UE (200, 500) is configured to adapt measurement reporting for a serving cell (20) depending on a beam link quality of one or more serving downlink beams in the serving cell (20). For example, measurement reporting can be adapted by modifying a reporting frequency at which measurements for one or more downlink beams are sent, by varying a number of non-serving downlink beams for which measurements are sent, or both.

Abstract: Embodiments include methods, systems, and apparatuses for automatic broadband information correlation and record generation. In one embodiment, a method includes receiving performance information related to a broadband connection of customer premises equipment (CPE), and receiving information related to a local network connected to the CPE. The method includes processing the local network information to generate location information associated with the CPE. The method further includes generating a record including the performance information and the location information associated with the CPE.

Abstract: Methods and apparatus are described for a User Equipment (UE) with reduced processing capabilities (e.g., Machine Type Communication (MTC) UE) to transmit and receive signaling are provided. The Downlink Control Information (DCI) formats scheduling a transmission of a Physical Uplink Shared CHannel (PUSCH) or a reception of a Physical Downlink Shared CHannel (PDSCH) are designed and have a smaller size than respective DCI formats for conventional UEs. DCI formats scheduling PUSCHs to or PDSCHs for a group of MTC UEs are also designed and can have a same size as DCI formats scheduling PUSCH or PDSCH for an individual MTC UE.

Abstract: A method, at a transmission/reception point (TRP), of producing a positioning reference signal muting pattern includes: obtaining, at the TRP, one or more positioning reference signal criteria, the one or more positioning reference signal criteria regarding at least one of positioning reference signal transmission or positioning reference signal reception; and producing, at the TRP, the positioning reference signal muting pattern such that the positioning reference signal muting pattern meets the one or more positioning reference signal criteria.

Abstract: Various communication systems may benefit from taking appropriate measurements. For example, certain wireless communication systems may benefit from optimized user equipment measurements for fast cell access. A method can include receiving, at a user equipment, a configuration from a network to which the user equipment is connected. The configuration may include instructions to the user equipment regarding measurements with respect to detected cells. The method may also include performing the measurements according to the received configuration, and reporting the measurements to the network.

Abstract: A method is provided for correlating signals. The method includes receiving a plurality of data vectors representing a plurality of signals. The method further includes determining, for each of the data vectors, a first set of correlation coefficients, where each of the correlation coefficients in the first set is based on a direct cross-correlation between each of the data vectors. The method further includes calculating an average of the first set of correlation coefficients, and determining, for each of the data vectors, a second set of correlation coefficients, where each of the correlation coefficients in the second set are based on an indirect cross-correlation between each of the data vectors and the average of the first set of correlation coefficients. The method further includes detecting a correlation between at least two of the data vectors based on the second set of correlation coefficients.

Abstract: A test device 1 that measures the transmission properties or reception properties of the test object 100 having the test antenna 110, and includes an anechoic box 50, a plurality of test antennas 6 that transmit or receive radio signals to or from the antenna, under tests, a posture changeable mechanism 56 that changes the posture of the test object arranged in the quiet zone QZ, a measurement device 2 that measures the transmission properties or reception properties of the test object with respect to the test object whose posture is changed by the posture changeable mechanism using the test antenna, and the reflector 7 that radio signal is reflected. The plurality of test antennas include a reflection type test antenna 6a and the plurality of direct-type test antennas 6b, 6c, 6d.

Abstract: Methods, systems, and devices related to data transmission and accuracy for positioning User Equipment (UE) in a network are described. In one exemplary aspect, a method for wireless communication includes selecting, by a mobile device, one or more cells in a wireless network for facilitating a positioning of the mobile device in the wireless network. The method also includes transmitting, from the mobile device to a network node, a message to request assistance data corresponding to the one or more selected cells.

Abstract: The method for transmitting control information in a mobile communication system includes: determining a control channel resource for transmitting control information by means of the data channel region; and transmitting the control information using the determined control channel resource. A capacity for control information, which increases for multiple user multiple-input multiple-out (MIMOs) in a heterogeneous network environment, for heterogeneous network interference control using carrier aggregation, for frequent use of a multicast-broadcast single frequency network (MBSFN) subframe, and for a CoMP transmission control, may be satisfied. Further, an adaptive resource allocation based on a requested capacity for control information may be enabled, and the efficient utilization of resources may also be enabled.

Abstract: Systems and methods provide for improving the accuracy of a location system. The location system can capture partial phase vector data from one or more access points (APs). The location system can capture associated data associated with the partial phase vector data across multiple dimensions, such as identity data of the APs and client devices generating the partial phase vector data and frequency band data, location data, a time and date, and other data associated with the partial phase vector data. The location system can determine correlation data across the multiple dimensions using the first partial phase vector data and the associated data. The location system can a cause of the partial phase vector data based on the correlation data. The location system can perform one or more remediation actions based on the cause of the partial phase vector data.

Abstract: Systems and methods of enabling access for non-emergency voice calls are described. A UE operates in a network supporting voice services via a multitude of RATs. The UE attempts to access the network via a first RAT offering voice services and data services. If the UE does not receive a response from the network within a first time period, the UE re-attempts the access to the network via the first RAT. If the number of access attempts for which the UE does not receive a response is at least a threshold value, the UE refrains during a second time period from further access attempts via the first RAT for the purpose of receiving data services, and continues to attempt access via the first or second RAT for the purpose of receiving voice services.

Abstract: Apparatuses, methods, and systems are disclosed for triggering a buffer status report. One method (700) includes determining (702) to transmit a buffer status report corresponding to uplink data in response to a trigger condition. The method (700) includes, in response to determining to transmit the buffer status report, transmitting (704) the buffer status report to a parent integrated access backhaul device.

Abstract: A base station is disclosed, including an information size adjusting section configured to adjust a size of control information based on a first basic information size of control information mapped on a user equipment (UE) specific search space in a first component carrier. The base station also includes a transmitter configured to transmit the control information mapped on the UE specific search space. A first determination method for determining the first basic information size is different from a second determination method for determining a second basic information size of control information mapped on a common search space in the first component carrier. The first determination method for determining the first basic information size is different from a third determination method for determining a third basic information size of control information mapped on a search space in a second component carrier that is different from the first component carrier.

Abstract: The disclosure relates to a method and apparatus for reporting a radio link failure (RLF) in a mobile communication system. According to an embodiment of the disclosure, a method, performed by a user equipment, of reporting an RLF includes detecting a first RLF during use of a first radio access technology (RAT), accessing a base station by using a second RAT different from the first RAT, and transmitting a report on the first RLF to the base station by using the second RAT.

Abstract: A method for minimizing allocation failures in a cloud computing system without overprovisioning may include determining a predicted supply for a virtual machine series in a system unit of the cloud computing system during an upcoming time period. The predicted supply may be based on a shared available current capacity and a shared available future added capacity for the virtual machine series in the system unit. The method may also include predicting an available capacity for the virtual machine series in the system unit during the upcoming time period. The predicted available capacity may be based at least in part on a predicted demand for the virtual machine series in the system unit during the upcoming time period and the predicted supply. The method may also include taking at least one mitigation action in response to determining that the predicted demand exceeds the predicted supply during the upcoming time period.

Abstract: Disclosed are techniques for scheduling uplink (UL) and downlink (DL) physical layer resources for a serving node and a user equipment (UE) for round trip time (RTT) and observed time difference of arrival (OTDOA) based positioning. In an aspect, a serving node and/or a network entity configure the UL and DL physical layer resources, and inform the UE. A network node transmits RTT measurement (RTTM) signal to the UE and receives RTT response (RTTR) signals from the UE. The network node measures the times the RTTM signals are transmitted and the times the RTTR signals are received. The UE provides to serving node processing times indicating a duration between the UE receiving the RTTM signals and the UE transmitting the RTTR signals. The RTTs are calculated from the times measured by the network node and the processing times provided by the UE.

Abstract: During operation, an electronic device may emulate client functionality associated with a virtual client in a wireless network, where emulating the client functionality includes generating a first frame that is compatible with a wireless communication protocol and is associated with fictious wireless communication with the virtual client. Then, the electronic device may provide, to a computer, a second frame that includes at least a portion of the first frame, where the second frame is compatible with a wired communication protocol. Next, the electronic device may receive, from the computer, a response message based at least in part on the first frame, where the response message includes information associated with a service provided by the computer. Moreover, the electronic device may assess the service based at least in part on the information and may selectively perform the remedial action based at least in part on the assessment.

Abstract: Aspects described herein provide a computer implemented radio frequency propagation simulation tool to allow the simulation of radio frequency propagation across a topographic area which has been very finely mapped in three dimensions to include possible obstructions to high frequency radio waves. A computer implemented RF propagation simulation tool may identify any possible obstructions one edge of which may lie in a simulated RF propagation path between two points, and apply an edge based RF diffraction model (a so-called “knife edge diffraction” model) thereto to simulate the RF propagation around the obstruction. In some aspects, a computer implemented RF propagation simulation tool may identify possible obstructions which in their entirety lie within the width of a simulated RF propagation path, and apply a further diffraction model (a so-called “shield diffraction” model) thereto to simulate the RF propagation around the obstruction.

Abstract: A method for generating an automated test configured to test a system under test. The system under test has a plurality of operational states, at least one operational state having one or more executable actions associated therewith operable to execute predetermined operations and/or transition the system under test between operational states. The method includes the steps of: defining a model of the system under test comprising a plurality of model states; defining one or more selectable model actions; associating one or more test description sections with one or more model actions; selecting a sequence of model actions; and utilising the test description sections associated with the selected sequence of model actions to define a sequence of operation commands for execution on the system under test as an automated test.

Abstract: There is provided a method for defining an automated test configured, when executed, to test a system under test comprising one or more computer programs being executed on one or more computer devices. The system under test comprises a plurality of operational states, at least one operational state having one or more executable actions associated therewith operable to execute predetermined operations and/or transition the system under test between operational states.

Abstract: The present disclosure relates to sidelink communication in wireless communications. According to an embodiment of the present disclosure, a method performed by a first wireless device in a wireless communication system comprises: performing a direct communication with a second wireless device via a communication link based on a context stored in the first wireless device; detecting a failure of the communication link upon which a timer starts, wherein the context remains stored in the first wireless device while the timer is running; and upon detecting a good quality of the communication link while the timer is running, transmitting information indicating a recovery of the communication link based on the context to the second wireless device.

Abstract: A method and apparatus for processing a local hot spot, an electronic device and a storage medium. A specific implementation of the method includes: acquiring, at set times, standalone data of each node device and process data of each process within the each node device in a cloud computing environment; detecting, based on the standalone data of each node device and the process data of each process within the each node device, and pre-acquired historical fault data corresponding to each local hot spot, whether each local hot spot satisfies a preset processing condition corresponding to each local hot spot; and processing the local hot spot satisfying the processing condition, in response to detecting that a local hot spot satisfies the corresponding processing condition.

Abstract: A wireless communication apparatus performs communication with a relay apparatus that performs change processing for changing a channel for wireless connection upon detecting an interference condition. The wireless communication apparatus includes a wireless communication unit and a communication control unit. The wireless communication unit establishes the wireless connection with the relay apparatus. The communication control unit performs control for disconnecting the wireless connection, when the communication with the relay apparatus through the wireless connection stops for a period based on a set timeout time. The communication control unit increases the period before the control for disconnecting the wireless connection is performed, when the wireless connection is performed through a target channel on which the change processing is performed.

Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The present disclosure provides a method for supporting self-configuration and self-optimisation in a wireless communication system.

Abstract: The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services.

Abstract: The present disclosure relates to a method of monitoring, by a wireless device, a downlink channel or a downlink signal. The method may include a step of receiving configuration information on a power save signal. The power saving signal can be used to signal that the downlink channel or the downlink signal should be monitored later. The configuration information may contain configuration information on an opportunity to omit the power saving signal. The method may include a step of monitoring the downlink channel or the downlink signal without monitoring the energy saving signal during the opportunity to omit. The length and/or position of the opportunity of omission can be determined according to the configuration information of a discontinuous receive cycle (DRX).

Abstract: Apparatuses, methods, and systems are disclosed for radio link failure recovery. One method includes determining, at a first user equipment, an occurrence of a radio link failure with a second user equipment. The method includes transmitting information indicating the radio link failure. The method includes starting a timer in response to transmitting the information indicating the radio link failure. The method includes, after starting the timer and before the timer expires, transmitting one or more messages to the second user equipment requesting feedback from the second user equipment.

Abstract: Systems and methods for investigating and addressing excessive battery drainage in a wireless device in a cellular communications system are disclosed. In some embodiments, a method in a core network of a cellular communications system comprises receiving, from an external entity, a request to investigate excessive battery drainage at a particular wireless device and initiating collection of information related to operation of the wireless device. The information comprises user plane data, control plane information, and/or network information related to the wireless device. The method also comprises collecting the information from one or more network nodes in the cellular communications system, analyzing the collected information to determine one or more root causes of excessive battery drainage at the wireless device, and initiating one or more actions in the cellular communications system to mitigate excessive battery drainage at the wireless device.

Abstract: Methods, systems, and storage media are described for radio link monitoring (RLM) for new radio (NR). Other embodiments may be described and/or claimed.

Abstract: A user equipment (UE) configured to establish a multimedia data stream with a further UE, identify a predetermined condition, wherein the predetermined condition indicates a decrease in quality of the multimedia data stream at the further UE and implement a mechanism to mitigate the degradation of the decrease in quality of the multimedia data stream at the further UE.

Abstract: A method of identifying a malicious access point (AP) by a terminal apparatus includes obtaining first performance information related to hardware of a first AP based on a first beacon signal received from the first AP, comparing the first performance information with previously stored second performance information of a second AP, and determining whether the first AP is a malicious AP, based on a result of the comparing.

Abstract: A storage unit (14) stores a terminal identifier for identifying a terminal, locator information indicating a transfer node to which a terminal is connected, a candidate terminal identifier for identifying a candidate terminal that is a communication destination candidate of the terminal, and candidate locator information indicating a transfer node to which the candidate terminal is connected in association with each other. An acquisition unit (15a) acquires, from a transfer node to which a terminal is newly connected, mapping information in which a locator information indicating the transfer node and a terminal identifier of the terminal are associated and stores the mapping information in the storage unit (14). A notification unit (15b) notifies the transfer node to which the terminal is newly connected of the candidate terminal identifier and the candidate locator information stored in association with the terminal identifier that is acquired in the storage unit (14).

Abstract: Disclosed is a method of calibrating phase alignment of signals from multiple transmit antennas on multiple channels during OTA testing of a MIMO DUT, including generating a noisy test signal by adding noise to a signal pattern and transmitting the noisy test signal to the DUT on first and second channels OTA and sweeping a relative phase of the signal pattern, but not the added noise, in the first and second channels, while receiving from the DUT reports of a SNR for a received signal on at least one of the first channel and subsequently on the second channels. The method also includes analyzing variation in the SNR to determine phase alignment of the first and second channels, as received and processed by the DUT and using the determined phase alignment to perform OTA testing of the DUT. The method can also include receiving a RSRP and/or a RSSI.

Abstract: In a cellular communication system according to one embodiment, a user equipment configured to transmit, to a cellular communication network, a request message requesting to resume a radio connection in a predetermined state where the radio connection is suspended, and a base station configured to receive the request message is configured to transmit, to the user equipment, a response message indicating to establish a new radio connection, without transmitting, to the user equipment, a rejection message rejecting the request message even when a UE context corresponding to the user equipment transmitting the request message is not usable by the base station.

Abstract: The present disclosure provides a method of requesting for a measurement report, comprising steps of: setting, in a request message, a first field for indicating an action on measurement to be stop and a second field including cell information for which a stop action on measurement is needed, so as to indicate a reporting eNB to stop measurement reports according to the second field; and transmitting to the reporting eNB the request message for the measurement report. The present disclosure also provides a requesting eNB using the above method, a method of stopping a measurement report by a reporting eNB and a reporting eNB using the above method, as well as a computer readable recording medium comprising computer instructions for executing the above methods.

Abstract: A multiple access slotted wireless communication system comprising a plurality of terminals and a multi-access receiver is described. The multi-access receiver can decode multiple transmissions in each slot of a frame from terminals in its field of view. Each terminal has an active state for transmitting and an inactive state. After receiving acknowledgement of a successful transmission by the terminal, the terminal enters the inactive state for at least a transmission delay time. This may be the remaining time that the terminal is in the field of view of the multi-access receiver. This may be achieved by the terminal using a probability of transmission to determine whether or not to transmit in the next frame. The terminal may also be configured to select the slot in a frame, and this may be based upon information such as which slots were acknowledged. The receiver may use compression to transmit acknowledgement messages.

Abstract: Methods and apparatus are described. A wireless transmit/receive unit (WTRU) includes a transceiver and a processor. The transceiver and the processor receive a master information block (MIB) on a physical broadcast channel (PBCH), wherein the MIB includes an indication of control channel element (CCE) resources, transmit uplink data on a physical uplink shared channel (PUSCH, and receive at least one CCE in the indicated CCE resources. The at least one CCE includes multiple bits, each of which indicates whether a respective block of data is required to be retransmitted. At least the multiple bits are channel coded and have a cyclic redundancy check (CRC) attached.

Abstract: Disclosed are a method and an apparatus for handover between heterogeneous networks.

Abstract: There is disclosed a method of operating a network node (100) in a radio access network, the network node (100) being adapted for reception beamforming, the method comprising switching from a first set of reception beams to a second set of reception beams based on a received BS-to-BS interference indication. The disclosure also pertains to related devices and methods.

Abstract: Apparatuses, systems, and methods are provided that enable automatic diagnosis and repair of notification signal disruptions associated with a mobile device and a mobile application stored thereon.

Abstract: Data elements are identified, from a diagnostic request received from a remote server, to collect from controllers of the vehicle. The data elements are captured for inclusion in a diagnostic data message, responsive to receipt of the diagnostic request to allow the data elements to be collected without approval of the diagnostic request. The data elements are stored to the data storage. The remote server is queried for an approval status of the diagnostic request. Responsive to the approval status specifying that the diagnostic request is approved, the diagnostic data message is sent to the server. Responsive to the approval status failing to specify within a predefined time period that the diagnostic request is approved, the data elements are discarded from the data storage to maintain data privacy for the diagnostic request upon condition that the diagnostic request is not approved.

Abstract: A method for testing wireless communications devices includes controlling a wireless environment simulator for creating a simulated wireless environment around a device under test (DUT). The DUT includes a wireless communications system. The method further includes stimulating the DUT as specified by a test case and recording, using a test monitor, one or more wireless signals transmitted between the DUT and the wireless environment simulator in response to stimulating the DUT. The method further includes generating a test result for the DUT based on comparing performance data from the wireless signals with expected performance specifications for the test case.

Abstract: There is provided a method in a radio communication network providing a service for a plurality of devices, the method comprising: determining a service outage probability for a device that is going to move to a sub-area of a coverage area of the network, the service outage probability associated with said sub-area; in response to determining that the service outage probability exceeds a threshold, requesting a measurement device to move to said sub-area and to perform one or more radio frequency measurements; determining whether the service outage probability exceeds another threshold based at least on the requested one or more radio frequency measurements; and triggering at least one action if the service outage probability exceeds said another threshold.

Abstract: An electronic device and method for efficiently processing overheat in an electronic device are provided. The electronic device includes a transceiver and at least one processor configured to identify overheat inside the electronic device and transmit, to a base station, a first message containing overheat assistance information generated in response to identifying the overheat inside the electronic device.

Abstract: A wireless terminal (30) capable of operating in a discontinuous mode comprising and method for operating such wireless terminal (30) facilitate measurements pertaining to position of the wireless terminal (30). The method includes receiving a message from the radio access network (20). The measurement request message is configured to indicate that measurements are to be performed by the wireless terminal on downlink signals transmitted by the base station or by the base station on downlink signals transmitted by the base station. The method further comprises, as a result of or after receiving the message, changing operation of the wireless terminal (30) from a discontinuous mode to a modified mode to facilitate performance of the measurements. Relative to the discontinuous mode at least one of following are shortened or eliminated in the modified mode: (i) the non-reception periods, and (ii) the non-transmission periods. “Changing from a discontinuous mode . . .

Abstract: Disclosed are a signaling transmission method and device, and a computer readable storage medium. The method includes: a Relay-UE receives signaling sent by a base station or a Remote-UE; and if the Relay-UE determines that a signal forwarding condition is satisfied or if the Relay-UE receives a signal forwarding instruction message sent by the base station, the Relay-UE forwards the signaling between the Remote-UE and the base station.

Abstract: Disclosed is a method for establishing a connection to a terminal device equipped with a subscriber identity module. The method includes: defining the plurality of subscriber identity modules as a group; defining, for at least one of the plurality of subscriber identity modules, at least one characteristic relating to accessing the at least one subscriber identity module; in response to a receipt of a connection request in a terminal device inquiring the at least one characteristic; and establishing, from the terminal device, a connection to the terminal device indicated in the connection request in accordance with the at least one characteristic relating to accessing the at least one subscriber identity module. Also disclosed is a terminal device, a system and a computer program product.

Abstract: A technique for selectively initiating a handover from a source system (510) comprising a first core network, CN, (512) and a first radio access network, RAN, (516) to a target system (530) comprising a second CN (532) and a second RAN (536) is described. As to a method aspect of the technique, it is determined if a control plane interface (520) for the handover is available between the first CN (512) and the second CN (532). Depending on the availability of the control plane interface (520), the handover is selectively initiated.

Abstract: A system for early predicting of impending data overflow situations in data networks, comprising one or more sensors being networked computers that do not provide services, for collecting monitored data regarding network traffic volume from content providers to an Internet Service Provider (ISP) entering or exiting the ISP via peering autonomous systems connected to the ISP via physical links; one or more processors executing one or more deep learning models, being adapted to: identify over the data network being handovers alternative peering links, which are not inherent Private Network Interconnects (PNI) between the content providers and the ISP; determine static or dynamic threshold for dataflow anomaly associated with overflow; for each alternative handover, predict impending overflow situation by applying ML algorithms to the collected data that corresponds to the each alternative handover.

Abstract: The present disclosure discloses a method and apparatus for processing information. The method for processing information comprises: retrieving, by a first base station, user context information of a User Equipment (UE) from a second base station by initiating a procedure to the second base station for retrieving the user context information, wherein the user context information doesn't include user history information; updating, by the first base station, bearer path information and resuming the user context information by initiating a path switch request message to a device in a core network; and performing, by the first base station, one or more of the following operations after the UE resumes to a connected state: re-starting to collect user history information, and re-retrieving user history information from the UE through an air interface.