Abstract: Methods and apparatus, including computer program products, are provided for reporting blindly configured carrier aggregation secondary cells. In one aspect there is provided a method. The method may include detecting, by the user equipment, a secondary cell configured for the user equipment to allow access for carrier aggregation, wherein the secondary cell is blindly configured by a network before the detecting by the user equipment; and sending, by the user equipment, a report representative of the detected secondary cell to notify the network of the detecting by the user equipment. Related apparatus, systems, methods, and articles are also described.

Abstract: Systems, methods, apparatuses, and computer program products for an uplink timing synchronization recovery process for RACH-less handover are provided. One method includes detecting, by a network node, that at least one uplink transmission has not been successfully received from a user equipment. The method may also include transmitting a physical downlink control channel (PDCCH) order to the user equipment for re-initiating random access procedure (RACH) in order to become uplink synchronized.

Abstract: Systems, methods, apparatuses, and computer program products for enhancing the setup of carrier aggregation (or dual connectivity or multi connectivity or stand-alone LTE/LTE-like on unlicensed band or LAA or LTE-WLAN aggregation) from IDLE mode (or semi-idle or semi-connected or suspended state) are provided. One method includes providing an indication, to at least one UE, of (or configuring the UE with) potential inter-frequency carriers that the UE should measure during IDLE mode (or during semi-idle or semi-connected or suspended state) for potential SCells. The method may further include during or after RRC connection establishment, receiving an indication from the at least one UE that it has inter-frequency carrier(s) and/or SCell measurement results available, and based on the received measurement results, configuring carrier aggregation (or dual connectivity or multi connectivity or LAA or LTE-WLAN aggregation) without further measurements and activating the SCell.

Abstract: Various communication systems may benefit from appropriate representations of communication parameters and information. For example, certain wireless communication systems may benefit from packet number representation for multicast channel block error rate reporting. A method can include determining a number of packets corresponding to a block error rate of a multicast channel. The method can also include encoding the number of packets using an encoding format that includes a plurality of granularities and at least one threshold. The method can further include transmitting the number of packets in a report.

Abstract: Various embodiments of the present invention provide a method for cell reselection, comprising: receiving, at a user equipment, system information from a network node that is shared by two or more operator networks, wherein the system information comprises first information associated with at least one operator network related to one or more neighboring cells for the user equipment; determining whether there is an operator network accessible to the user equipment in the at least one operator network, based at least in part on the first information; and performing a cell reselection procedure only when one or more accessible operator networks are determined.

Abstract: Methods and apparatus, including computer program products, are provided for call re-establishment. In one aspect there is provided a method. The method may include determining a radio link failure between a user equipment and a base station; and sending, by the user equipment after the determined radio link failure, a request to re-establish a connection, wherein the request includes layer information identifying the base station in a network. Related apparatus, systems, methods, and articles are also described.

Abstract: A method of managing a handover of a connection of a mobile device between a first access node and a second access node in a communications system, the method comprising: sending information from the communications system to the mobile device; selecting one of a plurality of access methods for accessing the second access node based on said information; and accessing the second access node using the selected access method.

Abstract: Various communication devices may benefit from network sharing. For example, network sharing may be beneficial for long term evolution on unlicensed band (LTE-U) and/or licensed-assisted access (LAA) cells operating on an unlicensed spectrum according to the third generation partnership project. Further, LTE enhancements may be implemented for LAA to unlicensed spectrum, including LTE-U. A method may include preparing information related to a carrier and/or cell operating on a non-licensed spectrum. The method may also include providing, from a network element operating on a licensed spectrum to a user equipment, the information related to the carrier and/or cell operating on the non-licensed spectrum.

Abstract: Methods and apparatus, including computer program products, are provided for secondary cells configured for carrier aggregation. In one aspect there is provided a method. The method may include receiving, at a user equipment, an indication from a network to activate a secondary cell configured for carrier aggregation, the indication comprising at least one of a secondary cell activation command or a secondary cell configuration; and sending, by the user equipment, at least one of a secondary cell activation time or a secondary cell activation delay to the network. Related apparatus, systems, methods, and articles are also described.

Abstract: An apparatus, method, and computer program product for mobility estimation are provided. One method may include estimating a mobility state of a user equipment, and scaling the estimate of the mobility state according to certain factors. The factors may include, for example, a DRX cycle applied during the period of estimation of the mobility state and the number of cell changes of the user equipment.

Abstract: Communication systems may benefit from appropriate measurements of transmitters. For example, certain communication systems using dual connectivity may benefit from network controlled and deployment based increased primary cell measurements. A method can include configuring, by a network element, a user equipment to perform measurements on both a master cell group and a secondary cell group, according to activity in the secondary cell group.

Abstract: Various communication systems may benefit from insight regarding when a device is performing power saving operations. For example, wireless communication systems may benefit from secondary cell state activation and deactivation of measurement gaps. A method can include determining, by a user equipment, whether a secondary cell is in an activated state or an inactivated state. The method can also include selectively enabling or disabling measurement gaps for the user equipment based on the determined state of the secondary cell.

Abstract: Various apparatae, methods and code are described for determining a designation or lack thereof of a carrier to at least one of a master cell group and a secondary cell group from at least one of at least one measurement object or at least one reporting configuration received from a network; determining measurement parameters for the carrier based on the designation or lack thereof from configurations and/or activities associated with the determined cell group; and performing measurements on the carrier corresponding to the determined measurement parameters. Various apparatae, methods and code are described for, in response to determining a user equipment's measurements being too infrequent on a carrier part of the user equipment's master cell group, assigning the carrier to the user equipments secondary cell group and receiving corresponding measurement reports.

Abstract: Various communication systems may benefit from the appropriate logging of measurements. For example, communication systems employing multimedia broadcast multicast service may benefit from logging multicast-broadcast single-frequency network measurements. A method can include logging, by a user equipment, a multicast-broadcast single-frequency network measurement corresponding to a logging period. The method can also include storing, at the time the multicast-broadcast single-frequency network measurement is made, cell measurement results.

Abstract: Under a terminal device aspect, a device is proposed, wherein a control module is configured to report a candidate transceiver device for use after a handover via the transceiver module, and receive a handover instruction via the transceiver module. The handover instruction includes at least an indication that information is to be stored in a memory module for use in a processing to be applied after handover. Also, under a network transceiver device aspect, there is proposed a device wherein a control module is configured to receive a report indicative of a candidate transceiver device for use after a handover via the transceiver module, and upon processing the report, to issue a handover instruction via the transceiver module. Methods and respective computer program products are disclosed. Further, network transceiver device aspects related to such device to which handover is performed are encompassed.

Abstract: In accordance with the exemplary embodiments of the invention there is at least an apparatus and method to receive from a first access node an indication of a communication required by a second access node with the user equipment, where the user equipment is connected to both the first access node and the second access node; and in response to the indication, trigger at the user equipment a connectivity operation with the second access node. In accordance with the exemplary embodiments of the invention there is at least an apparatus and method to receive from a second access node, by a first access node, signaling indicating that a communication is required with a user equipment by the second access node; and in response to the signaling, send by a first access node to the user equipment a command to monitor a connection with the second access node for the required communication.

Abstract: Methods and apparatus, including computer program products, are provided for wide bandwidth measurements. In some example embodiments, there is provided a method. The method may include receiving, at a user equipment, an indicator and a measurement bandwidth, wherein the indicator represents whether the user equipment is enabled to perform a wide bandwidth measurement, and wherein the received measurement bandwidth represents a maximum allowed measurement bandwidth; and performing, by the user equipment, the wide bandwidth measurement, when the received measurement bandwidth equals or exceeds a threshold and the indicator represents a request to the user equipment to perform the wide bandwidth measurement. Related apparatus, systems, methods, and articles are also described.

Abstract: There is provided a method, an apparatus and a computer program product, wherein the method comprises applying at least one procedure for inter-frequency measurements of at least one carrier, wherein a first procedure is applied when a carrier having at least one cell deployed for providing non-continuous coverage radio access is to be measured and a second procedure is applied when a carrier having at least one cell deployed for providing continuous coverage radio access is to be measured, and performing the inter-frequency measurements according to the applied procedure, when the procedure for the inter-frequency measurements is on.

Abstract: The monitoring of control channels, such as the physical downlink control channel, may benefit from the influence of data buffer status information. In certain embodiments, a method includes monitoring a downlink channel (for example, a PDCCH) in active time. The method also includes monitoring an instantaneous status of a data buffer related to a user equipment and/or a base station. The monitoring of the downlink channel is guided by the instantaneous status as presently known.

Abstract: Methods and apparatus, including computer program products, are provided for MBSFN measurements. In one aspect there is provided a method. The method may include receiving, by a user equipment, measurement configuration information indicative of one or more first measurements to be performed on a first set of subframes and one or more second measurements to be performed on a second set of subframes, wherein the first set of subframes are associated with multicast broadcast mobile services and the second set of subframes are associated with non-multicast broadcast mobile services; and performing one or more measurements in accordance with the received measurement configuration information; and reporting one or more first measurement results for the one or more first measurements supplemented with one or more second measurement results for the one or more second measurements. Related apparatus, systems, methods, and articles are also described.