Patent application number | Description | Published |
20080212528 | Srb Enhancement on Hs-Dsch During Cell Change - The present invention relates to a radio network controller and a radio base station for prioritisation of signalling radio bearers (SRB) with regard to their content to achieve an efficient resource usage. The radio network controller can retrieve knowledge about the resource status in a Node B serving a certain user equipment and request this Node B to prioritize signalling radio bearers (SRB) carrying signalling information with regard to radio resource control that is of particular importance and intended to be efficiently forwarded to said user equipment. The Node B then prioritises such signalling radio bearers and schedules the prioritized signalling radio bearers with respect to their priorities using sufficient radio resources. | 09-04-2008 |
20090010229 | Token Based Radio Resource Management - The invention relates to a method of globally balancing the transmit power in a cellular radio system with tight reuse of frequencies, to a central controller node, and to an access point that in combination with conventional power control schemes balances the downlink transmission power on reused frequencies in order to balance co-channel interference in a multi-cell environment. The power balancing scheme dynamically assigns a token to or takes a token away from an individual reused radio channel based on quality of, or based on transmission power in the channel. A token, if taken away from the channel, inhibits conventional power control thereby freezing the transmission power in the channel on its current power level. A token, if assigned or re-assigned to channel, re-assumes conventional power control thereby allowing dynamic variation of the transmission power in the channel in accordance with the conventional power control. | 01-08-2009 |
20090154441 | Optimizing Code Utilization Regarding A Secondary Scrambling Code - The present invention relates to a method, arrangement and computer-readable medium for optimizing code utilization in a code division multiple access (CDMA) communication network comprising a first communication network entity ( | 06-18-2009 |
20090163199 | Method Apparatus and Network Node for Applying Conditional CQI Reporting - A method for limiting Channel Quality Indicator (CQI) reporting from a User Equipment to a network node is provided where a User Equipment can transmit CQI reports to a network node, such as e.g. a base station, when the User Equipment is operating in low transmission and/or low reception activity mode. A limited CQI reporting is obtained by triggering the reporting according to one or more predefined rules, which to at least some extent depend on CQI specific information provided to the User Equipment from the network node. A User Equipment and a network node adapted to operate in accordance with the suggested method are also provided. | 06-25-2009 |
20090176490 | Systems and Methods for Automatically Determining the Global Cell Identifier of a Neighboring Cell - The present application discloses systems and methods for automatically adding a unique identifier associated with a cell to a neighbor cell list associated with another cell. In some embodiments, the method includes: selecting a particular mobile terminal from a set of mobile terminals; instructing the particular mobile terminal to obtain and report the unique identifier; receiving from the particular mobile terminal the unique identifier; and adding the unique identifier to the neighbor cell list, wherein the step of selecting the particular mobile terminal from the set of mobile terminals comprises determining which of the mobile terminals in the set appears to have a relatively high probability of obtaining the unique identifier within a certain window of time and selecting that mobile terminal. | 07-09-2009 |
20090191863 | MEASUREMENT BANDWIDTH CONFIGURATION METHOD - In a cellular radio system measurement bandwidth for a plurality of base stations belonging to a cellular radio system is performed by configuring the base stations to signal the measurement bandwidth to user equipments connected to the cellular radio system for performing downlink neighbor cell measurements over the signaled measurement bandwidth in the user equipment by first receiving a set of information. The received information is used for configuring the measurement bandwidth using the received set of information and the configured measurement bandwidth is signaled to the base stations. | 07-30-2009 |
20090291692 | Measurement-Assisted Dynamic Frequency-Reuse in Cellular Telecommunications Networks - A radio network resource controller directs a first network node associated with a first cell region, or a wireless terminal in communication through the first cell region, to measure and report radio resource-related data selected from the group consisting of: resource activity per channel; the number of transmitted power samples that exceed a threshold over a measurement period; and, channel quality samples that exceed a quality threshold. The controller then receives at least one measurement report of the radio resource-related data and, as a function of the radio resource-related data in the first cell region, dynamically reallocates the distribution of resources, such as radio-frequency channels associated with uplink and downlink communications, between the first cell region and at least a second cell region. The invention has a particular advantage in time division duplex (TDD) mode of operation where efficient and dynamic interference mitigation is needed to combat the inherent mobile-to-mobile and base station-to-base station interference. | 11-26-2009 |
20090323541 | METHOD AND ARRANGEMENT FOR TRANSMITTING CQ1 ON THE UPLINK - A method for transmitting data flows between a network element and a number of receivers over a first channel. The method comprises the steps of: performing a link adaptation for the transmission of a data flow by said network element, and transmitting the data flow, transmitting an indication of a channel quality required for reception of the data flow on a second channel, receiving by said receivers said indication of channel quality, measuring a link quality by said receivers by monitoring a pilot channel, comparing said measured link quality with said received indication of the channel quality, and transmitting to said network element result of said comparison of said measured link quality with said received indication of the channel quality, if said result is lower than a predetermined value. The invention also relates to a network element and a user equipment. | 12-31-2009 |
20100015984 | Method and Arrangements for an Event Triggered DRX Cycle - The invention relates to methods and arrangements for an event triggered DRX cycle adjustment. A user equipment located in a serving cell of a mobile communications network monitors downlink communication at predetermined time intervals when operating in discontinuous reception mode. The user equipment also performs communication parameter measurements regarding at least one of the serving cell and one or more neighbor cells. After the occurrence of a first event, the user equipment sends at least one of measurement data and a first event report to the network. The sending is triggered by the occurrence of the first event. The monitoring is caused to be performed at shortened time intervals after the occurrence of a second event, wherein the second event is defined to indicate a higher probability of receiving a handover command than the first event. | 01-21-2010 |
20100039950 | Method and Apparatus for Reducing the Signalling Bandwidth Load by Reporting Measurements in Differential Manner in a Multicast Message - A signalling method for reducing the bandwidth needed for communicating measurement values from at least a first source base station ( | 02-18-2010 |
20100041384 | REPORTING OF MULTIPLE IF/RAT LAYER RESTRICTIONS - In one aspect, the invention provides a multi-modal user equipment (UE) configuration method. In some embodiments, the method includes: configuring the UE so that it supports a plurality of radio access technologies (RATs), wherein each of the plurality of RATs is associated with a predetermined maximum number of layers that the UE may be instructed by a network node to monitor simultaneously; configuring the UE so that it is operable to transmit to the network node RAT capability information identifying the plurality of RATs supported by the UE; and configuring the UE to monitor simultaneously not more than X layers associated with one of the plurality of RATs, wherein X is less than the predetermined maximum number of layers associated with the RAT. | 02-18-2010 |
20100046425 | RANDOM ACCESS PREAMBLE SELECTION - The present invention relates to methods for establishing a connection between a user equipment and a wireless network. More particularly, the present invention relates to methods for selecting a preamble based on its power back-off metric in order to randomly access a wireless network while avoiding collisions with other user equipments attempting to access the network at the same time. | 02-25-2010 |
20100061343 | Scenario Based Measurement Type Selection - Techniques are provided to obviate unnecessarily requesting that different types of measurements are simultaneously made by a user equipment unit ( | 03-11-2010 |
20100067418 | METHOD AND ARRANGEMENT FOR REDUCING POWER CONSUMPTION IN USER EQUIPMENTS IN MULTI-CARRIER RADIO SYSTEMS - The present invention relates to a method and an arrangement for reducing power consumption in the user equipments in power saving mode in a communication network, comprising a communication network node transmitting information on shared control channels (SCCH) to one or more user equipments. The information is transmitted over either a narrow or a wide bandwidth depending on which mode said one or more user equipments are, either a power saving mode or an active mode. | 03-18-2010 |
20100080160 | METHOD AND ARRANGEMENT IN A TELECOMMUNICATION SYSTEM - The present invention provides, inter alia, a method of operation of a radio base station in a wireless telecommunications system, in which system information is transmitted on a broadcast control channel. The method comprises the steps of transmitting the broadcast control channel continuously on a first carrier; and also transmitting the broadcast control channel non-continuously and periodically at regular intervals. This prevents or at least minimizes, for example, MBMS data loss when a UE with a single receiver listens to a dedicated MBMS carrier. | 04-01-2010 |
20100081469 | Multi Mode Outer Loop Power Control in a Wireless Network - A method and arrangement is provided for adjusting the transmission power of radio signals sent over a radio link from a second node to be received by a first node reducing the transmission power consumption and/or optimizing the radio system capacity. The first node maintains a quality target of the link by generating a SIR target value by means of running an outer loop power control, which SIR target value is used for generating a power adjustment command to be sent to the second node for adjusting the transmission power such that a power level adequate for providing the quality target of the link is achieved. The method comprises the step of detecting an abrupt change in the conditions of the radio signals received from the second node, generating a temporary SIR target value, and replacing the SIR target value generated by the outer loop power control with the temporary SIR target value when generating the power adjustment command to be sent to the second node for adjusting the transmission power. | 04-01-2010 |
20100091667 | Method and Arrangement in a Telecommunication System - The present invention relates to resource management in a telecommunication system. In particular the invention relates to detection and estimation of transport network load and optimization of transport network resources. According to the method and arrangement of the invention a serving node engaged in admission control identifies a transport network interface from which transport load measurements are required for the admission control, and a target radio network node related to the identified transport network interface. The serving radio network node configure the target radio network node to perform and report measurements on the transport network interface. | 04-15-2010 |
20100091743 | Preparation Phase for Switching Between Su-MIMO and MU-MIMO - The present invention relates to a method and arrangement for switching between different modes in a communications network. The network comprises a number of transmit and a number of receive antennas, said modes comprising a single user mode and a multiple user mode. The method including the steps of: transmitting reference signals or predetermined sequences corresponding to both said modes comprising respective weighting matrices for said modes during a preparation phase, which comprises of one or more transmission time intervals (TTI), transmitting on a common channel, signalling information indicating start and duration of said preparation phase to all receiving equipments in a reception area. | 04-15-2010 |
20100099416 | MIMO Mode Selection at Handover - When a handover is to be performed of a user equipment from a serving radio base station to a target radio base station, it is ensured before the handover that the user equipment is operating in a MIMO mode that is supported by the serving radio base station and by the target radio base station. This can be done by comparing a first mode list, which includes potential MIMO modes jointly supported by the user equipment and the serving radio base station, and a second mode list, which includes potential MIMO modes jointly supported by the user equipment and the target radio base station, to form a common mode list. | 04-22-2010 |
20100118836 | Method and Arrangement in a Telecommunication System - The present invention relates to a method for sending reserved sub-carriers to a UE for the purpose of reducing peak to average power ratio (PAPR) of the transmitted signal to ensure sufficient quality of the modulated signal to achieve high data rate, including the steps of sending the information related to dynamic activation and deactivation of reserved sub-carriers on a common channel, which is readable for all UEs in idle and in connected mode; dynamically activating the transmission of the reserved sub-carriers in a cell when high modulation quality is to be maintained; dynamically deactivating the transmission of the reserved sub-carriers in a cell when high modulation quality is not required. The invention furthermore relates to a radio base station and a UE relating to said method. | 05-13-2010 |
20100120397 | CREATION AND SIGNALLING OF UE LISTS TO SUPPORT FREQUENCY SELECTIVE REPEATER OPERATION - A method of supporting frequency-selective repeaters (eNodeRs) in a wireless telecommunication system. A base station (eNodeB) classifies User Equipments (UEs) into two categories or lists of users: a white list containing UEs that may need the assistance of repeaters, and a black list containing UEs that do not need repeater assistance. The eNodeB transmits one of these two lists to the eNodeRs. The eNodeRs do not amplify resource blocks (RBs) scheduled for black list UEs. Each repeater may decide on its own whether to amplify signals for a non-black list UE by measuring signals from the UE and comparing them with predefined criteria. | 05-13-2010 |
20100120429 | Using Mobility Statistics to Enhance Telecommunications Handover - A method of operating a communications network ( | 05-13-2010 |
20100135169 | Channel Quality Reporting Method and Arrangement in a Telecommunication System - When a high SIR can be achieved for downlink data transmission, for example in a MIMO system, or when higher order modulation, such as 64 QAM, can be used, it is desired to measure the instantaneous downlink channel quality indicator (CQI), and report the measured CQI to the network using the same number of bits as when a lower SIR can be achieved. In order to do this, a true CQI is derived based upon at least one network controlled parameter and a measured channel quality parameter; and the true CQI value is scaled to a new CQI value such that the new CQI will fall within a specified range of CQI values; so that the new CQI achieved by scaling the derived CQI value can be reported with every CQI value over the entire reporting range requiring the same number of bits. | 06-03-2010 |
20100135176 | Method and Arrangement in a Communication Network - The present invention relates to methods, a user equipment and a radio base station in a communication network, in which a downlink out-of-coverage is detected based on measurements done on a common channel or on the combination of common and dedicated channels. The out-of-coverage is then reported to the network, either using resources proactively assigned to the user equipment, or by transmitting a predetermined pattern of signature sequences assigned to the user equipment. | 06-03-2010 |
20100146358 | Method and Arrangement Relating to Communications Network - The invention relates to a method in a radio base station and user equipment, and comprises varying the transmitted timings of the HARQ feedback signalling such that only users with orthogonal pre-coding vectors (W) are scheduled simultaneously, to reduce multi-user interference and to ensure that said signalling is received by a transmitter before the start of the next retransmission. | 06-10-2010 |
20100184458 | Method and Arrangement for Reducing Battery Power Consumption of a User Equipment - The present invention relates to a method and arrangements for saving battery power consumption of a UE in mobile telecommunication system. The method comprises the step of checking whether the UE fulfills at least one of the pre-determined criteria that a subscriber explicitly requests to receive paging at extended DRX cycle and that a new cell is not reselected during a pre-determined time. If the at least one of the pre-determined criteria is fulfilled the step of applying an extended DRX cycle is performed. | 07-22-2010 |
20100202431 | Setting Maximum Power at a Mobile Communication System Base Station having Multiple Antennas - A MIMO-capable base station allocates a maximum transmission power budget to each of its antennas. For serving each of one or more MIMO and non-MIMO users, one or more carriers are allocated. For each carrier, information about an amount of allocated MIMO and non-MIMO user resources associated with the carrier is used to derive coefficients. Each coefficient corresponds to a unique one of the antennas, and represents a proportion of a maximum power budget for the carrier. For each carrier, the coefficients and the maximum transmission power budget for the carrier are used to derive a maximum transmission power budget for each of the antennas. For each antenna, a total maximum transmission power budget for the antenna is derived by combining the derived maximum transmission power budgets of the carriers transmitted on the antenna. The total maximum power budget of the antenna should not exceed a limit for the antenna. | 08-12-2010 |
20100216468 | Selecting a Cell Associated with a Radio Access Technology - Method in a user equipment for selecting a cell associated with a radio access technology. The method comprises the steps of obtaining an instruction to select a cell to be used among cells using a radio access technology being associated with a specific service class. Also comprising receiving a broadcast, which broadcast uses a radio access technology being associated with a respective service class and being associated with a respective priority level within that service class. Also comprising selecting a cell, which cell is using a radio access technology being associated with the specific service class in accordance with the obtained instruction and which cell is associated with the highest priority level. An arrangement in a user equipment, a method in a base station, an arrangement in a base station, a method in a core network node and an arrangement in a core network node is also provided. | 08-26-2010 |
20100216473 | Methods and Arrangements in a Telecommunication System - The present invention relates to exchanging a cell-specific parameter such as the A-MPR, comprising information related to a required additional maximum power reduction of a UE transmitter between networks nodes. The networks nodes may be radio base stations or other network nodes such as radio network controllers or core network nodes exemplified by access gateways (aGWs). By exchanging this cell-specific parameter with information of the required additional maximum power reduction between the network nodes, the cell-specific parameter is provided to the radio base station of the serving cell which implies that the serving cell can send the cell-specific parameter of the target cell to the UE prior to the handover from the serving cell to the target cell. This result in that the UE can start transmission to the target cell with the correct cell-specific parameter and the out-of-band emission requirements can be fulfilled in the target cell. | 08-26-2010 |
20100222083 | Method and Arrangement in a Telecommunication System - There is provided a method for use in a user equipment when the user equipment is in idle mode or any other low activity state, and when the user equipment bandwidth is smaller than the cell transmission bandwidth. The method comprises the steps of determining a paging position of the user equipment in the frequency domain; receiving, from the network, paging information within the user equipment reception bandwidth; and changing, if indicated by the network, the paging position of the user equipment within the cell transmission bandwidth. | 09-02-2010 |
20100234058 | Channel Quality Prediction in HSDPA Systems - A method and arrangement in a radio communication network for predicting channel quality on a downlink channel. A radio base station (RBS) transmits data on the downlink channel to one or more user equipments (UEs), each of which transmits a channel quality indicator to the RBS on an uplink channel. The RBS derives a needed downlink transmission power from the received channel quality indicator, and predicts a channel quality for a next downlink transmission based on the received channel quality indicator and the derived downlink transmission power. | 09-16-2010 |
20100238854 | SIGNALING MECHANISMS FOR NETWORK-RELAY INTERFACE WITH REDUCED OVERHEAD - Relay reporting in a wireless network is implemented by efficiently allocating radio resources based on the nature or criticality of the type of relay report. According to an embodiment, a method of communicating with a relay located in a wireless network includes instructing the relay when to transmit reports based on a mapping of different categories of relay reports to one or more different reporting schemes. Reports are received from the relay based on the relay report category and the corresponding reporting scheme. According to another embodiment, a method of reporting information from a relay to a network node of a wireless network includes generating different categories of reports at the relay for transmission to the network node. A reporting scheme associated with each report category is identified and each report is transmitted to the network node in accordance with the reporting scheme identified for the corresponding report category. | 09-23-2010 |
20100279702 | Dynamic Reconfiguration Of User Equipment Based On CQI - The present invention relates to a method and a UE having a receiver with at least two receiver branches, capable of measuring or estimating a first channel quality of at least one down link channel. The UE comprises means for determining whether a first condition is fulfilled where said first condition is fulfilled when a difference between a measured or estimated first channel quality and a predefined maximum reportable channel quality indicator value is greater than or equal to a first threshold (Ti), and means for switching off at least one receiver branch for the reception of the at least one down link channel provided that the first condition is fulfilled. It also relates to a method and a radio base station comprising means for signaling the first threshold (Ti) to the user equipment. | 11-04-2010 |
20100290435 | QUALITY BASED HANDOVER PROCEDURE BETWEEN CO-LOCATED CELLS - The present invention relates to cellular system and especially to handover between cells on different frequency carriers in an OFDM system or between cells in 2 systems adopting different radio access technologies (RAT), at least one of them being OFDM technology. A problem is the intra-cell interference impact on the quality a connected mode terminal measures in the own cell and in neighbour cells. This is a problem for cells based on OFDM technology, because intra-cell interference has no impact as compared to the inter-cell interference on the quality provided by the cell to a connected mode terminal, whereas in UTRA the intra-cell and inter-cell interference have the same impact on the quality provided. The solution to the problem is based on the insight that for cells that are located on the same site, the eNode B has possess information on the power transmitted on the respective frequency carrier, and can adjust the quality as reported from the terminal on co-located OFDM cells. The adjusted quality measure enables an improved evaluation of the quality of co-located cells, for a potential handover. The invention also relates to embodiments on a 2-step handover, wherein handover to inter-frequency, or an inter-RAT cell on another site is made as a handover to co-located inter-frequency/inter-RAT cell and a handover to a intra-frequency cell located at the other site. | 11-18-2010 |
20100296410 | CONFIGURATION MEASUREMENT TIME SLOTS FOR MOBILE TERMINALS IN A TDD SYSTEM - The technology applies to a cellular radio network where each cell area is associated with a radio base station in which mobile terminals communicate with at least one of the base stations over a radio interface. The mobile terminals perform mobility-related measurements on downlink signals received from a corresponding neighbor cell during time slots configured for downlink transmission measurement. A configuration node receives input information, and based on that received input information, determines measurement time slot configuration information. The node provides the measurement time slot configuration information to the base stations so that the base stations may signal the measurement time slot configuration information to mobile terminals. | 11-25-2010 |
20100298001 | Speed-Dependent Adaptation of Mobility Parameters with Dual Speed Measurement - Mobility parameters, such as those used in handoff decisions, are based on the speed of User Equipment (UE) ( | 11-25-2010 |
20100304747 | METHOD FOR LOAD BALANCING OF DEVICES IN IDLE MODE - The invention discloses a method for a cellular communications system, in which there is a first plurality of cells and a second plurality of base stations, each base station controlling the traffic to and from user terminals in a cell. User terminals can assume an idle mode, where a user terminal when in an idle mode performs cell reselection, comprising an evaluation of the cells which are available to the user terminal. The base stations of a number of cells in the system transmit a set of reselection probabilities, each probability in said set being the probability with which a terminal when in idle mode may carry out a reselection from its present cell to the cell to which the probability refers. | 12-02-2010 |
20100309798 | Discontinuous Transmission and Reception - There is provided a method of determining a discontinuous reception and/or transmission cycle length, the method comprising determining information relevant to the cycle length from a high layer in a protocol stack; providing the information to a lower layer in the protocol stack; and in the lower layer of the protocol stack, determining the cycle length from the information. | 12-09-2010 |
20100317385 | Method and System for Mitigating Inter-Cell Interference - A method for processing transmission power level related data includes obtaining channel gain data from at least a served first user equipment and providing performance related data for at least the served first user equipment. The method also includes obtaining determined transmission power level data per group of resource blocks, as determined at a super frame level, and providing transmission power related pilot signals to the served first user equipment. Additionally the method includes obtaining channel quality related information from at least the served first user equipment and adapting the transmission power level per resource block on the frame level, wherein adapting the transmission power level comprises altering the determined transmission power level as determined per group of resource blocks at the super frame level, in dependence on the obtained channel quality related information related to at least the served first user equipment and the obtained channel gain data. | 12-16-2010 |
20100322100 | Methods and Arrangements in a Mobile Telecommunication System - The present invention ensures that the UEs are able to make use of all the available reference signals that can be used in a cell for performing UE measurements, estimations or demodulations. That is achieved by indicating on a downlink common or shared channel, the MIMO mode settings associated with a specific network node. The indicated MIMO mode settings explicitly or implicitly indicate available common reference signals and/or dedicated reference signals to be used for said UE measurements, estimations or demodulations, which implies that measurements, estimations or demodulations can be performed based on said received indication. | 12-23-2010 |
20100323683 | TELECOMMUNICATIONS METHOD AND APPARATUS FOR FACILITATING POSITIONING MEASUREMENTS - A wireless terminal ( | 12-23-2010 |
20100323688 | Network-Controlled E-UTRAN Neighbour Cell Measurements - The present invention relates to methods and arrangements in a telecommunication system for network-controlled bandwidth for neighbor cell measurements. An appropriate network unit in the serving cell signals measurement bandwidth values to the UE which uses the signal values to perform one or more downlink measurements on the serving as well as the neighbor cells. | 12-23-2010 |
20100323746 | Method of Transmitting TPC Commands - In a cellular radio system Transmission Power Control (TPC) power offset is set so that it is adjusted for each transmitting radio base station based on available relevant measurements that reflect the quality of the downlink channel carrying the uplink TPC command whereby an improved performance is obtained. The TPC power offset can for example be based on an estimated uplink Dedicated Physical Control CHannel (DPCCH) SINR, the number of TPC “up” and the number of TPC “down” sent by a radio base station and aggregated UE receiver power or UE transmit power over a number N slots. Also a mobile station used in a cellular radio system supporting soft handover may be adapted to apply TPC discarding thresholds based on the number and the quality of simultaneously received TPC commands. The discarding procedure in the mobile station may also be carried out selectively such that TPC commands that are determined to be unreliable are not discarded but selectively discarded based on how reliable they are determined to be. | 12-23-2010 |
20100330981 | Device and Method for Transmitting Cell Offset in Telecommunication System - A terminal unit, base station, computer readable medium and method for transmitting cell individual offset information from a base station in a cell in a communication network, to a user terminal that applies the cell individual offset information to measurement reports and/or events associated with the cell, including, generating the cell individual offset information; mapping the cell individual offset information on at least one channel that is different from a broadcast channel; and transmitting the mapped cell individual offset information. | 12-30-2010 |
20110002283 | MULTICARRIER RADIO RECEIVER AND METHOD FOR RECEIVING MULTIPLE CARRIERS - A radio receiver uses a first receiver type for receiving data and/or control information on one or more secondary carrier channel(s) if one or more common channels(s) are transmitted on the corresponding secondary carrier. Otherwise, the radio receiver uses a second receiver type for receiving data and/or control information on one or more secondary carrier channel(s). | 01-06-2011 |
20110007657 | Neighbour Cell Quality Measurement in a Telecommunications System - The present invention relates to methods and arrangements for neighbour cell quality measurements using silent resource element (RE) grids, and as well to a silent RE grid. | 01-13-2011 |
20110009123 | Numbering of Radio Frequency Channels - The present invention relates to a method and arrangements where each frequency channel is assigned a primary (global) number and a secondary (in-band) number. In accordance with embodiments of the present invention the primary number for one frequency channel (e.g. unicast downlink channel) and one or more secondary channel numbers to account for the corresponding unicast uplink and/or for one or more MBSFN channels are signalled. The primary (global) number indicates the band and frequency channel number while the secondary (in-band) number indicates the frequency channel within the relevant frequency band. | 01-13-2011 |
20110021232 | Semi-Distributed, Quality-of-Service-Based Scheduling Protocols, with Minimum Control Plane Signaling - Methods and apparatus for scheduling link resources in a wireless communication system ( | 01-27-2011 |
20110032898 | OPTIMIZING THE USAGE OF RADIO RESOURCES BY CROSS-LAYER READING OF INFORMATION FROM HIGHER LEVEL CONTROL PLANE PROTOCOL LAYER - Methods and apparatuses relating to optimization of radio network resources between user equipments operating in a cell and nodes in a cellular radio communication network are provided. Cross-layer information is read from higher level control plane protocol layer packets being transported, before or during lower level control plane protocol layer procedures being performed between a user equipment and a node or between two nodes The lower level control plane protocol layer procedures are optimized by using the analyzed control plane information received. | 02-10-2011 |
20110038295 | Method and Arrangement for Transmit Power Control of Multiple Downlink Carriers - The present invention relates to a method and an arrangement for controlling downlink power in a multi-carrier communication network system. The communication network system comprises communication network nodes ( | 02-17-2011 |
20110039517 | Radio Fingerprinting Using E-UTRAN Measurements - A system obtains geographic positions associated with location points of multiple user equipments (UEs) in a wireless network and receives Evolved Universal Terrestrial Radio Access Network (E-UTRAN) radio fingerprint data associated with radio measurements performed at the location points by the multiple UE or performed by eNodeBs associated with the multiple UEs. The system clusters the location points based on similarities between the E-UTRAN radio fingerprint data to create cluster boundaries and stores the geographic positions, cluster boundaries and the E-UTRAN radio fingerprint data in a database for future determination of UE geographic positions using the E-UTRAN radio fingerprint data. The system receives E-UTRAN radio fingerprint measurement data associated with a first UE in the wireless network and performs a lookup operation into the database to retrieve one of the geographic positions that corresponds to the E-UTRAN radio fingerprint measurement data. The system sends the one of the geographic positions to at least one of the first UE, an emergency or police call center, a geographic information system (GIS) server or a node external to the wireless network. | 02-17-2011 |
20110039580 | RADIO FINGERPRINT METHOD IN A POSITIONING NODE FOR PROVIDING GEOGRAPHIC REGION DATA - A method for providing geographic region data includes receiving geographic position data associated with a location point of a first user equipment and receiving a first radio fingerprint. The method also includes associating the received first radio fingerprint with the received geographic position data and clustering the received geographic position data to create cluster boundaries defining geographical region data. The method further includes receiving a second radio fingerprint and comparing the second radio fingerprint received from the second user equipment with previously received radio fingerprints being associated with geographic region data, and if the second radio fingerprint corresponds to a previously received radio fingerprint, associating the geographic region data of the previously received radio fingerprint with the location point of the second user equipment, and providing the geographic region data, associated with the location point of the second user equipment. | 02-17-2011 |
20110044199 | Method for Determining the Round Trip Time - A method in a first node for determining a round trip time of a signal sent between the first node and a second node includes sending a first signal to the second node and receiving a second signal, corresponding to the sent first signal. The second signal is sent from the second node as a response to the sent first signal. The method also includes computing the round trip time of the signal and sending the computed round trip time to the second node. | 02-24-2011 |
20110045833 | Method and Arrangement for Handover or Cell Reselection Evaluation - A method in a base station for configuring a wireless terminal for performing a cell reselection or handover evaluation process “evaluation process” is provided. The wireless terminal is arranged to perform multiple evaluation processes parallel to each other, which multiple evaluation processes are governed by different set of mobility parameters. The base station determines ( | 02-24-2011 |
20110051829 | Method and Arrangement in a Cellular Communications System - The present invention relates to the area of wireless communication, and especially to a method and an arrangement for transmission output power control in a cellular telecommunications network. An improved transmission output power control is achieved by adapting a pre-defined power mask to a signal transmission characteristic of the signal transmission and applying the adapted power mask to a sub-frame or an OFDM symbol. The present invention could be implemented in a network node such as an eNodeB or in a user equipment. | 03-03-2011 |
20110065453 | METHOD FOR PROVIDING GEOGRAPHICAL POSITION RELATED INFORMATION IN A WIRELESS NETWORK - Method and arrangement in a first node for providing geographical position related information. The first node and a second node are comprised within a wireless communication system. The first node and the second node are adapted to exchange wireless signals. The method comprises receiving a signal from the second node. Apart of the received signal that has propagated through a first channel path from the second node is detected by using a circular correlator. A timing estimate associated with the propagation time of the part of the signal which is received over the first channel path from the second node is calculated. Thus the calculated timing estimate is provided, which timing estimate is to be used when determining the geographical position. | 03-17-2011 |
20110070905 | METHOD FOR TRANSMISSION OF MBMS CONTROL INFORMATION IN A RADIO ACCESS NETWORK - The present invention relates to multimedia broadcast and multicast services, MBMS, in a cell wherein variable transmission bandwidth is employed. In particular the invention relates to transmission of MBMS control information relating to broadcast and multicast services. According to the method and arrangement of the invention the manner in which the transmission of MBMS control information is performed and/or the content of the MBMS control information is determined based on the amount and the portion of the cell bandwidth that is used for MBMS transmission. | 03-24-2011 |
20110076999 | METHOD AND ARRANGEMENTS IN A MOBILE COMMUNICATION NETWORK - A method in a node of cellular telecommunication network comprising receiving downlink quality measurements of a primary carrier frequency and at least one secondary carrier frequency and combining the received downlink quality measurements of the primary carrier frequency and secondary carrier frequency. The downlink quality measures are combined by determining a combined downlink quality measure for the downlink quality measurements of the primary carrier frequency and the at least one secondary carrier frequency and determining a difference in logarithmic scale between the downlink quality measurements of the primary carrier frequency and the combined downlink quality measure for the downlink quality measurements of the primary carrier frequency and the at least one secondary carrier frequency to be used as the combined quality measure. The method also includes evaluating whether the combined quality measure fulfills a predetermined condition and triggering an event only if the combined quality measure fulfills the predetermined condition. | 03-31-2011 |
20110080825 | Method and Apparatus for Radio Link Failure Recovery in a Telecommunication System - The teachings presented herein enable a user terminal to perform a fast recovery from a radio link failure. In one aspect, the improvement in recovery time is achieved by commanding or otherwise causing the user terminal to perform radio link failure (RLF) recovery at a cell that is known to possess the user context, while considering that this cell should yield good radio conditions (if not the best) to the user terminal. A cell may be predefined for use by the user terminal in recovering its radio connection. Based on providing signal strength thresholds to the user terminal, for use in determining whether to use a predefined cell for reconnecting to the network, the user terminal attempts RLF recovery first in the predefined cell. By providing user context to the predefined cell in advance of a recovery attempt by the user terminal, the time for recovery is lessened. Note that the user terminal also may infer which cells are preferred. | 04-07-2011 |
20110105121 | E-UTRAN AND HANDOVER - The present invention relates to a method, a base station and an interface for handover in a wireless communication network. Handover is initiated when the signal quality falls below a predetermined value. Random access serves as an uplink procedure to enable the UE to make handover from a first base station (eNodeB) to a suitable second base station (eNodeB). In the present invention, random access parameters are exchanged between second and first base station before said first base station signals said random access parameters to said user equipment. | 05-05-2011 |
20110117942 | METHOD AND ARRANGEMENT IN A COMMUNICATION SYSTEM - Method and arrangement in a base station, a user equipment and a positioning node, for sending, and obtaining, respectively, a value of a propagation delay of a signal. The signal is sent to the base station from a user equipment. The base station and the user equipment are comprised within a wireless communication system. Also, the base station and the user equipment are adapted to exchange wireless signals. The method is characterised by the step of receiving a signal sent from the user equipment. The method is further characterised by the step of measuring the value of the signal propagation delay of the received signal. Still further, the method is characterised by the step of sending the measured value to the equipment and/or to a positioning node comprised within the wireless communication system. | 05-19-2011 |
20110164697 | METHODS AND DEVICES FOR SPATIAL CODING - Embodiments of the invention relates to a method in a controller node for distributing code text of a joint spatial coding in a communications network. The communications network comprises at least two communication nodes each comprising at least one transmit antenna. The method comprises to joint spatial code ( | 07-07-2011 |
20110176499 | Methods and Apparatus for Improved Reference Signal Correlation Characteristics - The auto-correlation properties of a reference signal or pilot pattern, such as a position reference signal (PRS) in a Long Term Evolution communication system, is improved by modifying the currently specified PRS patterns, and/or by PRS pattern shaping. Pattern shaping can result in creation of virtual PRS patterns, for example, by controlling the PRS transmitted or received power used by the correlator. PRS power shaping can be implemented differently according to the location where the PRS power is calculated, e.g., in a network node or in a user equipment. | 07-21-2011 |
20110177806 | Method and Arrangement in a Telecommunication System - A method for dynamically adapting the maximum output power of a femto base station is provided. The method is based on determining the number of satellites currently detected and/or the reception quality of the satellite(s), and dynamically adapting the maximum output power from the femto base station in response to the determined number of satellites and/or the reception quality of the satellite(s). Hereby, an accurate position of the femto base station can be obtained for providing input used for determining the maximum output. | 07-21-2011 |
20110183663 | Methods and Apparatuses for Detecting Radio Link Failure in a Telecommunications System - The embodiments of the present invention relate to a method in UE ( | 07-28-2011 |
20110183669 | Methods and Arrangments for Dynamically Adjusting the Rate of Sub Cell Searching in Coordinated Multiple Point Transmission/Reception, Comp, Cells - The present invention relates to methods and arrangements that enable a User Equipment UE to limit the number of sub cell searches needed in a wireless communication system with Coordinated Multiple Point transmission/reception (CoMP) cells, while keeping an acceptable system performance at handovers. This is achieved by a solution where the UE does sub cell search in a candidate target CoMP cell only when the candidate target CoMP cell quality performance is within a reasonable range or when the serving CoMP cell quality performance is low. | 07-28-2011 |
20110201377 | Methods and Devices for Interference Control in Home Base Station Environments - In methods and devices GNSS reception quality can be used to determine the maximum output power of a Home UE, i.e. a UE served by home base station and is based on the insight that GNSS reception quality may be used for estimation of the interference caused by transmissions of an HUE on an existing network. The power of the HUE need be restricted to keep interference within limit. The estimation of the interference, and the determination of the HUE maximum output power, is based on the GNSS reception quality in the HUE, or the GNSS reception quality in the HBS or on a combination of the GNSS reception in the HUE and the HBS. In one embodiment a combined metric based on the GNSS reception quality and one or more cellular radio measurement is used to determine the maximum output power of the HUE. The GNSS reception quality measurements and the cellular measurements used for deriving the combined metric can be performed in the HUE and/or in the HBS or in both. Hereby a number of advantages over current systems and methods can be achieved. For example, the interference from the HUE (served by the home BS) to other cellular network e.g. macro network or relay nodes is reduced. The GNSS or A-GNSS receiver in the UE and/or home BS are exploited for setting an appropriate maximum output power of the HUE. The HUE served by the home BS is able to operate at its maximum possible output power level whenever possible without significantly generating interference towards the surrounding network. | 08-18-2011 |
20110211466 | Method and Arrangement for Handling a Radio Receiver in a Wireless Communication Network - The invention provides a mechanism that on an opportunistic basis, enables an increased performance of network related services in a user equipment without significantly increasing the user equipment's power consumption A method in a user equipment is provided for handling a radio receiver comprised in the user equipment The radio receiver is adapted to receive signals from a first network over a radio link The user equipment further comprises a battery The method comprises the steps of:—detecting a change of power consumption of the battery in the user equipment, and —adjusting the receiver activity level based on the detected change of battery power consumption. | 09-01-2011 |
20110217989 | METHOD AND ARRANGEMENT IN A COMMUNICATION SYSTEM - A first user terminal and method of operating the first user terminal so as to provide location information associated with the first user terminal to a second user terminal are disclosed. The first user terminal and the second user terminal are comprised within a wireless communication system, which wireless communication system further comprises a plurality of radio base stations of which a first one of the plurality of radio base stations is serving the first user terminal. A signal is received from one of the radio base stations comprising the absolute geographical coordinates corresponding to the location of that radio base station. Pilot signal measurements are performed on the received signal. The absolute geographical coordinates corresponding to the location of the first user terminal are determined based on the performed pilot signal measurements and the received absolute geographical coordinates of the radio base station. The determined absolute geographical coordinates are transmitted to the second user terminal. | 09-08-2011 |
20110237259 | Method and Arrangement for Supporting Multiple Settings of Mobility Triggers in a Telecommunications System - The present invention relates to a method and an arrangement ( | 09-29-2011 |
20110237289 | Method and Arrangement for Controlling Uplink Transmit Power - The present invention relates to methods and arrangements for controlling uplink transmit power to be used by the UE. The UE comprises multiple radio interfaces wherein at least one of the multiple interfaces is a cellular radio interface. The UE stores information comprising a total transmit power budget set aside for use over the multiple radio interfaces of the UE and receives transmit power control commands from a network node on the cellular radio interface indicating whether the UE should increase or decrease or maintain the uplink transmit power on the cellular radio interface. Transmit power levels to be used for uplink transmissions over the multiple radio interfaces based on the received transmit power control commands are calculated, wherein the said total transmit power budget for the multiple radio interfaces is taken into account. | 09-29-2011 |
20110244874 | Integrated Multi-Radio Access Technology Multi-Frequency Admission Control - A node of a multi-radio access technology (RAT) system acquires resource status information associated with each RAT of the multi-RAT system. The resource status information of the RATs of the multi-RAT system can be acquired by sniffing higher layer protocol information pertaining to call setup requests and/or call terminated messages. The node further maintains a flag representing overall resource availability associated with the RATs of the multi-RAT system, based on the acquired resource status information, for use in admission control and/or load balancing. The flag is associated with a pre-defined set of overall resource availability states of the multi-RAT system, where the availability states are defined in terms of admission control decisions. The availability states comprise at least one of the following admission control decisions: i) unconditional acceptance of all services; ii) conditional acceptance of broadband guaranteed bit rate (GBR) services and unconditional acceptance of all other services; iii) conditional acceptance of broadband GBR services, conditional acceptance of narrowband GBR services, and unconditional acceptance of other services; or iv) unconditional rejection of all services. | 10-06-2011 |
20110256884 | Controlling Radio Emission from a Mobile Terminal in a Critical Area - Methods and arrangements ( | 10-20-2011 |
20110269449 | Subcell Measurement Procedures in a Distributed Antenna System - Methods and apparatus are disclosed for reporting downlink signal measurement information in a wireless communication system utilizing coordinated multipoint transmission from two or more subcells in each of a plurality of cells. The method comprises monitoring signal quality metrics for a first set of downlink signals comprising at least a first common channel signal transmitted from two or more subcells of a neighbor cell, evaluation of the monitored signal quality metrics, with respect to one or more predetermined criterion, and the selective increasing of a measurement rate, an event evaluation rate, or both, for at least a first subcell-specific signal from the neighbor cell, based on the evaluation. | 11-03-2011 |
20110274092 | METHOD AND ARRANGEMENT IN A WIRELESS COMMUNICATION SYSTEM - Method and arrangement in a base station for scheduling physical resources in a transmission bandwidth to a user equipment served by the base station. The physical resources may be physical channels or radio resource blocks. Some physical resources within the transmission bandwidth are subjected to a performance requirement power restriction value. The method comprises scheduling physical resources based on the performance requirement power restriction value of the physical resources to be scheduled. Also, a method and arrangement in a user equipment for assisting a base station in scheduling physical resources in a transmission bandwidth to the user equipment is described. | 11-10-2011 |
20110300857 | Multicarrier Transmission Method and Apparatus - A signaling mechanism is provided to indicate to the user equipment which mode is currently in use for uplink and/or downlink transmission in a system supporting different transmission modes of a multicarrier radio system, such as a HSPA system or another radio system. Using such signaling a particular mode can be dynamically or semi-dynamically activated according to the need, UE reported events or measurements, BS measurements, type of service, DRX cycle in use etc. | 12-08-2011 |
20120034917 | Method Of Frequency Search - In a User Equipment, frequency search is performed using the physical location (e.g. GPS position) and using information about the allocation of frequency bands and the radio access technologies used in these bands in different regions or countries. Hereby, frequency searching can be reduced to those bands and to the corresponding radio access technologies which are used in a current physical location. In order to ensure that UE is configured with the latest and most relevant regional frequency information, regional frequency information is transmitted to the UE over the air interface. In addition, information related to user's travel itinerary and user's travel history can be taken into account. By only frequency searching relevant frequency bands for the radio access technologies used in these bands battery power consumption can be reduced and frequency search speed can be improved. | 02-09-2012 |
20120040636 | Method and Apparatuses for Transmission of Warning Information in a Cellular Communications Network - The present invention relates to arrangements and methods for distribution of warning information relating to an emergency to mobile users. Warning information is sent to UEs both within and outside an area affected, or an area estimated to be affected by the emergency. The warning information comprises information associated with the affected area, or the area which is estimated to be affected, e.g. geographical information or identities of the base stations within said area. | 02-16-2012 |
20120040687 | Nodes and Methods for Enhancing Positioning - The disclosure relates to a positioning node | 02-16-2012 |
20120040696 | METHODS OF PROVIDING CELL GROUPING FOR POSITIONING AND RELATED NETWORKS AND DEVICES - A method of grouping cells of a radio communications network may include defining first and second groups of cells from a plurality of cells that transmit reference signals for positioning measurements. The first and second groups of cells may be defined according to a characteristic of the reference signals transmitted by the respective cells and/or of the respective cells that transmit the reference signals. Reference signals used for positioning measurements from the cells of the first group may be measured at a positioning target device. Reference signals used for positioning measurements from the cells of the second group may be measured at the positioning target device separately in time and/or separately in frequency from measuring the reference signals from the cells ( | 02-16-2012 |
20120044831 | Method Apparatus and Network Node for Applying Conditional CQI Reporting - A method for limiting Channel Quality Indicator (CQI) reporting from a User Equipment to a network node is provided where a User Equipment can transmit CQI reports to a network node, such as e.g. a base station, when the User Equipment is operating in low transmission and/or low reception activity mode. A limited CQI reporting is obtained by triggering the reporting according to one or more predefined rules, which to at least some extent depend on CQI specific information provided to the User Equipment from the network node. A User Equipment and a network node adapted to operate in accordance with the suggested method are also provided. | 02-23-2012 |
20120046030 | Method and Node for Reduced Transmission Activity Pattern Configuration - The present invention relates to a method in a network node of a wireless communication system, for configuring a pattern for a reduced transmission activity. The pattern may e.g. be a positioning reference signal muting pattern used for improving PRS reception quality of a UE. The method comprises obtaining ( | 02-23-2012 |
20120058772 | Methods and Arrangements in Cellular Communication Systems - The disclosure relates to methods and arrangements wherein a user equipment (UE) supporting a first frequency band H | 03-08-2012 |
20120087257 | Signalling Mechanism for Multi-Tiered Intra-Band Carrier Aggregation - Methods of performing intra-band carrier aggregation in a multi-tiered wireless network include determining a capability of a user equipment unit located within an overlapping coverage area of first and second radio network nodes to simultaneously receive data on a first component carrier and on a second component carrier from the first and second network nodes, and simultaneously transmitting data to the user equipment unit using the first and second component carriers from different radio network nodes in response to determining that the user equipment unit is capable of simultaneously receiving data on the first component carrier and on the second component carrier from different radio network nodes. | 04-12-2012 |
20120100845 | Power Saving in a Radio Base Station by Determining Number of Active and Idle Users Camping on Cell - Methods of operating a radio base station of a first cell in a wireless cellular network are disclosed. Each of one or more user equipment devices of the wireless cellular network has an idle mode in which the radio base station is not aware of whether the user equipment device is currently camping on the first cell, and an active mode in which the radio base station is aware of whether the user equipment device is currently camping on the first cell. By setting the radio base station in a disabled state based on various criteria, energy may be saved in the radio base station. | 04-26-2012 |
20120106530 | Multicarrier Radio Receiver and Method for Receiving Multiple Carriers - A radio receiver receives multiple radio frequency (RF) carriers where each RF carrier corresponds to a logical entity or object used in multi-carrier communications called a cell. A receiving radio node receives signals on serving cells, including a serving cell on a primary carrier and a serving cell on a secondary carrier, and on neighboring cells, including a neighboring cell on the primary carrier and a neighboring cell on the secondary carrier. Initially, a power delay profile is calculated for each of the serving cells and the neighboring cells. An association is determined between at least one cell on the primary carrier and at least one cell on the secondary carrier based on the calculated power delay profiles. The association is then later used in performing interference cancellation in the radio node. | 05-03-2012 |
20120108252 | Methods and Arrangements for Mobility Management - The present invention relates to methods and devices for mobility management UE in a cellular communications system. A user equipment maintains ( | 05-03-2012 |
20120108270 | Methods And Arrangements In A Telecommunication System - The present invention relates to a method and a device for supporting positioning with a minimum of assistance data signalling The method in the radio device that shall perform the positioning measurements comprises determining ( | 05-03-2012 |
20120115468 | TECHNIQUE FOR ANCHOR CARRIER SELECTION IN A TELECOMMUNICATION SYSTEM - The present disclosure relates to a technique for avoiding, forestalling, or reducing re-establishment procedures in a telecommunications system having multiple carriers. A method aspect of this technique includes monitoring a signal quality of an anchor component carrier associated with a serving cell of a mobile terminal and used by the mobile terminal. If the signal quality of the anchor component carrier violates a first signal quality condition, then a parameter (of, e.g., a downlink signal) of at least one candidate component carrier associated with the serving cell and distinct from the anchor component carrier is measured and the signal quality of the at least one candidate component carrier is determined based on the measured parameter. If the determined signal quality fulfils a second signal quality condition, then reselection to the at least one candidate component carrier is initiated such that the candidate component carrier becomes the anchor component carrier associated with the serving cell and used by the mobile terminal. | 05-10-2012 |
20120120821 | UE TIMING ADJUSTMENT IN A MULTI-RAT, CARRIER AGGREGATION COMMUNICATION SYSTEM - A common uplink timing adjustment parameter value is estimated for UE transmissions in the multi-RAT communications network and provided for transmission to one or more UEs. That signaling parameter value is common to both the first and second RATs and useable by the one or more UEs to adjust transmit timing of uplink carriers belonging to the different RATs. The common timing adjustment parameter value may be provided, for example, in order to coordinate UE transmit timing of a first uplink carrier associated with the first RAT and of a second uplink carrier associated with the second RAT. A multi-RAT UE concurrently receives a first downlink carrier associated with the first RAT and a second different downlink carrier associated with the second RAT. The UE receives the common timing adjustment parameter value on one of those downlink carriers and adjusts a transmit timing of a first uplink carrier associated with the first RAT and of a second uplink carrier associated with the second RAT. | 05-17-2012 |
20120120849 | MULTI-STANDARD RADIO NETWORK NODE CONFIGURATION DATA HANDLING FOR NETWORK OPERATION - This disclosure pertains to a method in a Multi-Standard Radio (MSR) network node, a MSR network node ( | 05-17-2012 |
20120120899 | METHODS AND ARRANGEMENTS FOR HANDLING UNRELIABLE SCHEDULING GRANTS IN A TELECOMMUNICATION NETWORK - The present invention relates to methods and arrangements for handling unreliable scheduling grants in a WCDMA-communication system. A user equipment detects that a received scheduling grant is unreliable and adjust its serving grant based on that information. The user equipment is also able to report continuously received unreliable grants as an event to the network, allowing the network to adapt its operation to reduce the unreliable grants. | 05-17-2012 |
20120142373 | METHODS AND APPARATUSES FOR REDUCTION OF INTERFERENCE DURING POSITIONING MEASUREMENTS - The exemplary embodiments of the present invention relate to methods and apparatuses enabling reduction of interference in a wireless system in order to assist a user equipment in performing positioning measurements. According to exemplary embodiments of the present invention, a radio network node is configured to: receive a measurement report from the UE comprising signal quality measurements related to interfering cells; to select a set of most interfering cells and to determine a level of reduction of transmission activity to be executed at specific time for a determined duration. | 06-07-2012 |
20120147772 | Exchange of Parameters Relating to Measurement Periods - Methods, a first, and a second network node as well as a user equipment for exchange of measurement period related parameters are provided. The user equipment ( | 06-14-2012 |
20120147856 | METHOD AND ARRANGEMENTS IN A MOBILE COMMUNICATION NETWORK - A method of managing communication in a cellular telecommunication network capable of using multiple carrier frequencies includes determining a downlink quality measurement of a primary carrier frequency and determining a downlink quality measurement of at least one secondary carrier frequency. The method also includes generating a combined quality measure based on the downlink quality measurement of the primary carrier frequency and the downlink quality measurement of the at least one secondary carrier frequency. Additionally, the method includes determining whether the combined quality measure fulfills a predetermined condition and, in response to determining that the combined quality measure fulfills the predetermined condition, triggering an event. | 06-14-2012 |
20120149392 | Positioning Node, User Equipment and Methods Therein - Methods in a user equipment (UE) for enabling positioning of the UE in a radio communication network having a radio network node and a positioning node. The UE is served in a first cell controlled by the radio network node, and the UE knows or can obtain a system frame number of at least one cell. The UE receives, from the positioning node, a message having positioning assistance data, which includes information associated with the at least one cell for which the system frame number is known or can be obtained by the UE. The UE also performs a positioning measurement using the positioning assistance data and the system frame number of the at least one cell to enable positioning of the UE. | 06-14-2012 |
20120149430 | User Equipment, Network Node and Methods Therein - Embodiments herein relate to a method in a user equipment ( | 06-14-2012 |
20120176958 | Bandwidth Configuration and Reporting for Relay Links - Embodiments describe methods and nodes for configuring multiple links of a relay node in a communication system. Another node transmits a configuration signal toward the relay node including at least one bandwidth to be used to configure the multiple links of the relay. The at least one bandwidth can be the same for each of the multiple links or can be different for each of the multiple links. The multiple links can, for example, be the access link (i.e., the link via which user equipment communicates with the relay node over an air interface) and the backhaul link (i.e., the link via which the relay node communicates with the rest of the network, e.g., connected to a donor node). | 07-12-2012 |
20120182874 | Method and Apparatus for Compensating Signal Timing Measurements for Differences in Signal Frequencies | 07-19-2012 |
20120184204 | Capability Reporting for Relay Nodes in Wireless Networks - An out-of-band relay node ( | 07-19-2012 |
20120184302 | USER EQUIPMENT, A POSITIONING NODE AND METHODS THEREIN - Embodiments relate to positioning of a user equipment in a communications network. A method in a user equipment for performing positioning measurement comprises receiving positioning assistance data from a positioning node. The positioning assistance data comprises a plurality of reference cells, wherein each reference cell may be associated with at least one respective frequency, and a set of neighbor cells comprising at least one neighbor cell. The method further comprises, for each reference cell comprised in the plurality of reference cells, identifying a respective associated set of neighbor cells, wherein the reference cell and the respective associated set of neighbor cells define a group. Furthermore, the method comprises performing at least one positioning measurement using the positioning assistance data for each respective identified group. | 07-19-2012 |
20120195224 | Methods and Devices for Uplink Diversity Transmission - Methods and devices are provided wherein a user equipment transmits using at least two uplink transmit antennas and receives a set of control signals in the downlink direction from a cellular network. The user equipment estimates a received signal quality for each control signal in said set of control signals and determines, based on said received signal quality, which control signals that have been reliably received. The user equipment derives one or more parameters related to the uplink transmit diversity operation using a subset of control signals from the set of control signals, said subset only including control signals determined as reliably received; and transmits in the uplink direction applying the derived one or more parameters to control the uplink transmit diversity operation. The accuracy of the transmit diversity parameter values derived/set by the UE can be improved. This will enhance the performance of the uplink transmit diversity and will also reduce interference to the neighbor cells. | 08-02-2012 |
20120202487 | Signaling for Legacy Terminal Operation in Harmonized Bands - Network nodes and methods therein for enabling use, in a cell, of different types of mobile terminals. A method in a network node ( | 08-09-2012 |
20120219155 | METHODS AND DEVICES FOR ALLOCATING SCRAMBLING CODES - Methods and devices are provided whereby scrambling codes can be set in an improved way. In accordance with one embodiment a method is provided in a User Equipment for generating a second scrambling code or a second scrambling code group. The UE is configured for multi carrier operation receiving downlink transmission from a Universal Mobile Telecommunications System Terrestrial Radio Access Network on a set of at least two downlink carriers including an anchor carrier and at least a first secondary carrier. The method comprises determining a first scrambling code or a first scrambling code group associated with a first cell on the anchor carrier; and deriving a second scrambling code or a second scrambling code group associated with a second cell on said first secondary carrier using a predefined rule defining the relation between the second scrambling code or second scrambling code group and the first scrambling code or scrambling code group. Hereby interference suppression/cancellation processing is enabled in a receiver of a UE on secondary cells in multi-carrier scenarios that do not transmit the SCH, while minimizing the need for overhead in terms of signaling of the scrambling codes for neighbouring cells in a UTRAN system. Methods and devices for E-UTRAN are also described. | 08-30-2012 |
20120225661 | Measurement-Assisted Dynamic Frequency-Reuse in Cellular Telecommunications Networks - A radio network resource controller directs a first network node associated with a first cell region, or a wireless terminal in communication through the first cell region, to measure and report radio resource-related data selected from the group consisting of: resource activity per channel; the number of transmitted power samples that exceed a threshold over a measurement period; and, channel quality samples that exceed a quality threshold. The controller then receives at least one measurement report of the radio resource-related data and, as a function of the radio resource-related data in the first cell region, dynamically reallocates the distribution of resources, such as radio-frequency channels, between the first cell region and at least a second cell region. The invention has a particular advantage in TDD mode of operation where efficient and dynamic interference mitigation is needed to combat the inherent mobile-to-mobile and base station-to-base station interference. | 09-06-2012 |
20120231784 | DYNAMIC SAR EMISSION CONTROL TO MINIMIZE RF EXPOSURE - A network node determines one or more parameters related to a Specific Absorption Rate (SAR) target, where SAR is a measure of a maximum energy or power absorbed by a unit of mass of tissue exposed to radio frequency (RF) electromagnetic field (EMF) radiation generated as a result of radio transmissions generated by a UE. The network node generates content for a message for transmission to the UE including the determined one or more SAR-related parameters to be applied by a transmitter in the UE. Based on those one or more SAR-related parameters, the UE determines and implements an action in order to meet the SAR target. Other example embodiments permit the UE to determine the SAR-related parameters in other ways. | 09-13-2012 |
20120252487 | RADIO NETWORK NODE AND METHOD FOR USING POSITIONING GAP INDICATION FOR ENHANCING POSITIONING PERFORMANCE - A wireless communications network is described herein in which positioning measurements (e.g., inter-frequency OTDOA measurements and inter-frequency E-CID measurements) may be performed on different frequencies and measurement gaps may be requested for such measurements. In one embodiment, a radio network node (e.g., eNodeB, responsible node) is described for configuring a measurement gap for positioning to be used by a user equipment (UE). | 10-04-2012 |
20120263054 | Method and Devices for a Communication System - The present invention relates to a method and devices for allowing a communication terminal to configure a measurement gap pattern on a downlink carrier frequency for measurement on a target carrier frequency by said communication terminal, the communication terminal being capable of performing measurements on at least two downlink carrier frequencies without measurement gap, the method comprising: obtaining an indication that there is a need for the measurement gap pattern, for performing the measurement on the target carrier frequency; retrieving information about how to configure the measurement gap pattern; and determining, based on the retrieved information, the downlink carrier frequency on which the measurement gap pattern is to be configured. | 10-18-2012 |
20120264449 | REDUCING COMPLEXITY OF PATTERN-BASED MEASUREMENTS - A measuring node ( | 10-18-2012 |
20120276916 | Configuration of Reference Signal Transmission Bandwidth - Processing implemented by a method and apparatus herein advantageously addresses degradations to the quality of reference signal measurements and/or to the quality of serving cell data reception that would otherwise result from a wireless device ( | 11-01-2012 |
20120281573 | PHYSICAL CELL IDENTIFIER (PCI) ADAPTATION TO MITIGATE INTERFERENCE IN HETEROGENEOUS CELLULAR NETWORK - A first radio network node (HBS | 11-08-2012 |
20120281607 | Method and Arrangement for a Terminal of a Wireless Communication Network - A method of operating a terminal of a wireless communication network is disclosed, wherein the terminal operates according to a discontinuous reception mode. The wireless communication network comprises one or more wireless network nodes having at least first and second downlink transmission modes, the first downlink transmission mode comprising normal operation of a particular network node and the second downlink transmission mode comprising restricted downlink transmission of the particular network node and being applicable when the number of active terminals in the cell associated with the particular network node is less than or equal to a second mode threshold value. The method comprises detecting a cell identity for a cell associated with a wireless network node of the wireless communication system, determining a current downlink transmission mode of the wireless network node as the first or second downlink transmission mode, and adapting a time pattern based on the determined current downlink transmission mode, wherein the time pattern specifies when a receiver of the terminal is turned on. Corresponding computer program product and arrangement are also disclosed. | 11-08-2012 |
20120282922 | Methods and Arrangements in a Cellular Network - The present invention relates to a user equipment and a network node, and to related methods of supporting resource efficient ad hoc networking between user equipments (UEs) of a cellular network. This is addressed by a solution where the network node is supporting the ad hoc networking between UEs. The network node is capable of | 11-08-2012 |
20120287800 | Radio Network Node, a Node and Methods Therein for Enabling Enhanced Cell ID Timing Measurement for Positioning of a User Equipment - Embodiments herein relate to a method in a radio network node ( | 11-15-2012 |
20120289247 | Radio Node, Positioning Node, and Methods Therein - Embodiments herein relate to a method in a radio node ( | 11-15-2012 |
20120289278 | Methods and Arrangements in a Wireless Communication System - Methods are provided in a first radio network node for supporting transmission power adjustment of a mobile terminal and in a second radio network node for assisting the first radio network node in supporting such adjustment. The first radio network node and the mobile terminal are adapted to operate on a first radio access technology. The power adjustment of the mobile terminal is performed in order to reduce interference, caused by the mobile terminal, on the second radio network node. The second radio network node is adapted to operate on a second radio access technology. The method includes obtaining an indication that the second radio network node is interfered by transmissions from the mobile terminal, obtaining values of power control parameters for adjusting the transmission power of the mobile terminal and transmitting the obtained power control parameter values to the mobile terminal, in order to enable the adjustment of the transmission power of the mobile terminal. Related arrangements are also provided herein. | 11-15-2012 |
20120294239 | Method and Arrangement for Network Nodes of a Wireless Communication Network - A method of operating a wireless network node of a wireless communication network is disclosed. The wireless network nodes have at least first and second downlink transmission modes, the first downlink transmission mode comprising normal operation of a particular network node and being applicable when a number of active terminals in a cell associated with the particular network node is greater than a first mode threshold value, and the second downlink transmission mode comprising restricted downlink transmission of the particular network node and being applicable when the number of active terminals in the cell associated with the particular network node is less than or equal to a second mode threshold value. The method comprises transmitting a signal indicative of a current downlink transmission mode of the wireless network node. Corresponding computer program product and arrangement are also disclosed. | 11-22-2012 |
20120295619 | Selecting a Cell Associated with a Radio Access Technology - Embodiments herein include a method in a base station serving a cell for assisting a user equipment to select a cell. The method comprises the step of sending a message comprising a reference to a service class and a priority level associated with a radio access technology used by the cell that the base station serves. Embodiments herein also include a corresponding arrangement in a base station. Embodiments herein further include a method in a core network node for configuring service classes in a network. The method comprises associating a radio access technology with a service class and a priority level. The method further comprises sending to a base station a reference to the service class and the priority level associated with the radio access technology used by the base station. Embodiments herein finally include a corresponding arrangement in a core network node. | 11-22-2012 |
20120295622 | USING MOBILITY STATISTICS TO ENHANCE TELECOMMUNICATIONS HANDOVER - A method of operating a communications network ( | 11-22-2012 |
20120300651 | Method and Arrangements for an Event Triggered DRX Cycle Adjustment - The invention relates to methods and arrangements for an event triggered DRX cycle adjustment. A user equipment located in a serving cell of a mobile communications network monitors downlink communication at predetermined time intervals when operating in discontinuous reception mode. The user equipment also performs communication parameter measurements regarding at least one of the serving cell and one or more neighbour cells. After the occurrence of a first event, the user equipment sends at least one of measurement data and a first event report to the network. The sending is triggered by the occurrence of the first event. The monitoring is caused to be performed at shortened time intervals after the occurrence of a second event, wherein the second event is defined to indicate a higher probability of receiving a handover command than the first event. | 11-29-2012 |
20120307670 | Inter-Frequency Positioning Measurements - A networks node generates an inter-frequency neighbor list of neighbor cells intended to be measured including neighbor cells satisfying an alignment condition and a sufficient measurement time. The alignment condition is satisfied when subframes of a first signal having a first frequency transmitted via a reference cell associated with the user equipment are synchronized with, have a known offset relative to or have a random offset smaller than one half of a sub frame relative to corresponding subframes of a second signal having a second frequency transmitted via a neighboring cells. The sufficient measurement time is determined by an overlap of measurement gaps and positioning subframes in the second signal. The user equipment performs the inter-frequency Reference Signal Time Difference (RSTD) measurements during measurement gaps. | 12-06-2012 |
20120307699 | Method and Arrangement for a Terminal of a Wireless Communication Network - A method of operating a terminal of a wireless communication network is disclosed. The wireless communication network comprises one or more wireless network nodes having at least first and second downlink transmission modes, the first downlink transmission mode comprising normal operation of a particular network node and being applicable when a number of active terminals in a cell associated with the particular network node is greater than a first mode threshold value, and the second downlink transmission mode comprising restricted downlink transmission of the particular network node and being applicable when the number of active terminals in the cell associated with the particular network node is less than or equal to a second mode threshold value. The method comprises detecting a cell identity for a cell associated with a wireless network node of the wireless communication system, detecting a current downlink transmission mode of the wireless network node as the first or second downlink transmission mode, and adapting a further operation of the terminal based on the detected current downlink transmission mode. Corresponding computer program product and arrangement are also disclosed. | 12-06-2012 |
20120327797 | Method And Apparatus For A Handling A Cell Change - A user equipment for handling a cell change from a first cell to a second cell in a wireless communications network alters a duration of a measurement time over which at least one measurement is performed and alters a measurement bandwidth of the at least one measurement. The alterations may be performed based on associated bandwidths of the first and second cells. A network node sends, to the user equipment, a notification of a cell change and information associated with the cell change and also receives measurement data of at least one measurement performed over an altered measurement bandwidth and an altered duration of measurement time where the alterations are based on the information associated with the cell change. | 12-27-2012 |
20130005344 | USER EQUIPMENT, RADIO BASE STATION AND METHODS THEREIN FOR DETERMINING MOBILITY TRIGGER - A method in a user equipment for enabling a cell change of a connection of the user equipment from a first cell serving the user equipment to a second cell in a radio communications network includes obtaining a first cell size of the first cell and obtaining a second cell size of the second cell. The method also includes determining a mobility trigger to use based on at least the first cell size and/or the second cell size and determining whether a cell change is to be performed based on the mobility trigger. | 01-03-2013 |
20130017841 | Obtaining Reference Time for Positioning When Cells are Unknown - Methods and apparatus for determining an assistance data transmission time to account for cell timing acquisition are disclosed. In an example method, a network node determines whether a target wireless communication node ( | 01-17-2013 |
20130022096 | Method and Apparatus for Reference Signal Muting Detection in a Wireless Communication Network - The present invention provides a method and apparatus for autonomously detecting whether a reference signal within an OFDM signal transmitted by a remote transmitter is or is not muted for a given transmission time. Muting or puncturing may be applied to all or only a portion of the reference signal. The method, which may be carried out in an appropriately configured radio apparatus, includes receiving the OFDM signal and calculating a first comparison metric from signal samples of the OFDM signal corresponding to a first set of resource elements of the OFDM signal, and calculating a second comparison metric from signal samples of the OFDM signal corresponding to a second set of resource elements of the OFDM signal. The method continues with determining whether the reference signal is or is not muted for the given transmission time, by comparing the first and second comparison metrics, and foregoing or performing reference signal measurements responsive to determining that the reference signal is or is not muted. | 01-24-2013 |
20130027247 | Coverage Extension of Position Services - The present solution relates to a method in a user equipment ( | 01-31-2013 |
20130028126 | Method and Arrangement in a Wireless Communication System - According to some embodiments of the invention, a method is provided in a radio network node for scheduling data transmission and/or reception. According to the method, the radio network node predicts ( | 01-31-2013 |
20130039194 | AUTONOMOUS MAXIMUM POWER SETTING BASED ON CHANNEL FINGERPRINT - A home base station (HBS) ( | 02-14-2013 |
20130040673 | METHOD AND APPARATUS FOR REFERENCE TIME ACQUISITION FOR POSITIONING REFERENCE SIGNALS IN A WIRELESS COMMUNICATION NETWORK - A base station determines a muting configuration for reference signal (RS) transmission as a pattern defined by the combination of a muting sequence and a reference point. Muting occasions for a given wireless communication network cell may be differentiated from another cell by use of a different muting sequence, a different reference point, or both. Wireless communication apparatuses such as User Equipments (UEs) determine when the reference signals are muted in the cell based on the periodic muting sequence and the reference point received in assistance data transmitted by the base station. The network may alternatively utilize a common muting sequence with different reference points, a common reference point with different muting sequences, or different sequences and different reference points across multiple cells. | 02-14-2013 |
20130059610 | Methods and Apparatus for Supporting Inter-Frequency Measurements - The invention relates to methods and devices for supporting configuration of a measurement gap pattern for a user equipment ( | 03-07-2013 |
20130064219 | Methods and Network Nodes for Signalling of Complementary Assistance Data - A positioning node ( | 03-14-2013 |
20130065612 | Methods and Apparatus for Measurement Configuration Support - The invention provides a method and a network node for controlling configuration of measurements to be performed by a user equipment ( | 03-14-2013 |
20130077508 | Method and Apparatus For Signal Quality Determination in a Communication Network - One aspect of the present invention is method for signal quality measurement that provides significant improvements in accuracy, at least in certain scenarios where conventional approaches to such measurements are vulnerable to inaccuracies. Non-limiting example scenarios include instances where a communication network uses downlink carriers in neighboring cells with overlapping frequencies but with different bandwidths and/or center frequencies. In such cases, there may be uneven interference across the carrier bandwidth, e.g., arising from neighboring carriers operating at different center frequencies and/or at different bandwidths. Thus, making the signal quality measurement for a given carrier depend on a combination of measurements taken at different frequency regions of the carrier provides a clearer, more accurate picture of the interference or loading conditions bearing on that carrier. | 03-28-2013 |
20130084884 | Cell Selection Mechanism in Mobile Relay Operation - The present invention relates to a method in a radio network node of a cellular network, for controlling admission of a UE in a cell covering a region. The method comprises obtaining ( | 04-04-2013 |
20130094477 | Methods and Devices for Configuring User Equipments with Multiple Transmit Antennas - In deployments where there is a mixture of new Node Bs capable of uplink multi-antenna transmission and legacy Node Bs not capable of uplink multi-antenna transmission some embodiments described herein enable a network node (e.g. a radio network controller, RNC) to configure an uplink control channel (e.g. dedicated physical control channel, DPCCH) to be decodable by both the new and the legacy Node 8s when the UE operates in uplink multi-antenna transmission. | 04-18-2013 |
20130143502 | Dual Operation of User Equipment in Licensed and Unlicensed Spectrum - Parameters that define the frequency raster points to be used in an unlicensed band are used to support operation of wireless devices in both licensed and unlicensed frequency bands. Corresponding signaling messages are used to exchange information regarding the device's capabilities, preferences, transmission power, etc. In one method, implemented in a wireless communication device ( | 06-06-2013 |
20130155991 | Method and Network Node in a Communications System - The present disclosure relates to a method and a network node | 06-20-2013 |
20130182583 | ACQUISITION OF CELL INFORMATION FOR ENHANCING NETWORK OPERATION IN HETEROGENEOUS ENVIRONMENT - A user equipment (UE) performs measurements on a serving cell and at least one neighbor cell in a heterogeneous wireless communications network that includes one or more higher power radio network nodes operating near one or more lower power radio network nodes. The UE acquires enhanced neighbor cell information (eNCI) including at least subframe information and determines an allowed set of one or more subframes during which the UE may make downlink and/or uplink measurements for at least one cell in the heterogeneous network. A network node in the heterogeneous network generates the eNCI, from which the UE may determine the allowed set of radio transmission subframes, and provides the eNCI for the UE to coordinate the UE measurements on the at least one cell during one or more of the allowed subframes. | 07-18-2013 |
20130188510 | Methods and Nodes for Handling Measurements - The embodiments herein relate to a method in a positioning node ( | 07-25-2013 |
20130188552 | RELAYING IN MIXED LICENSED AND UNLICENSED CARRIER AGGREGATION - A radio access network comprises a radio access network node and plural wireless terminals. At least a first wireless terminal is configured to utilize mixed carrier aggregation. A relay node transmits an unlicensed component carrier allocated to the first wireless terminal between the radio access network node and the first wireless terminal. The relay node may relay uplink data, downlink data, or both. | 07-25-2013 |
20130190006 | Methods and Systems for Enabling User Activity-Aware Positioning - Techniques for using user equipment, UE, activity information, e.g., by a network node in a communications network are described. The network node can obtain the UE activity information, i.e., information associated with at least one of transmission activity and reception activity for a UE, and then use the UE activity information to configure a positioning function. Some examples of the positioning function are positioning method selection, measurement configuration and assistance data provisioning, reserving positioning resources, stopping the positioning session, delaying handover of the UE, deciding on a position session organization such as number of parallel measurements to be performed, and estimating an impact on battery lifetime. | 07-25-2013 |
20130201848 | Node and Method for Adapting Parallel Measurements with Respect to an Enhanced Receiver - Techniques for adapting parallel measurements and/or channel receptions when an enhanced receiver is in use. An example radio node obtains information associated with parallel measurements and/or information associated with channel receptions, as well as information related to interference, and adapts a number of current parallel measurements and/or channel information based on the obtained information and at least one characteristic of an enhanced receiver. Other embodiments include a network node adapted to configure measurements and/or channel receptions for a radio node by accounting for an enhanced receiver utilization. | 08-08-2013 |
20130215992 | RECEIVER ADAPTATION BASED ON ACQUIRED PRECODER KNOWLEDGE - A user equipment, UE, ( | 08-22-2013 |
20130229962 | METHOD AND ARRANGEMENT IN A COMMUNICATION SYSTEM - The present invention relates to a method and an arrangement of efficiently utilizing radio resources in a communication network, comprising a communication network node transmitting information on shared control channels (SCCH) to one or more user equipments. The information is transmitted over either a narrow or a wide bandwidth depending on which mode said one or more user equipments are, either a power saving mode or an active mode. | 09-05-2013 |
20130235738 | Measurement and Reporting Configuration in Radio Communication Networks - A wireless device, a network apparatus, a test equipment and a method in a heterogeneous radio-communication system configured to perform and report measurements in view of patterns including at least two types of subframes are provided. The wireless device has a transceiver and a processing unit. The transceiver is configured to send and to receive signals from more than one cell, and to receive information defining a first pattern related to first cells. The processing unit is configured to determine a second pattern related to second cells based on the first pattern and at least one of an indication or predefined rule relating the first pattern and the second pattern, to perform measurements related to the signals, and to report, to a network node, measurement results based on the measurements, the measurement results being related to signals received from a number of one or more cells. | 09-12-2013 |
20130242776 | MEASUREMENT-ASSISTED DYNAMIC FREQUENCY-REUSE IN CELLULAR TELECOMMUNICATIONS NETWORKS - A radio network resource controller directs a first network node associated with a first cell region, or a wireless terminal in communication through the first cell region, to measure and report radio resource-related data selected from the group consisting of: resource activity per channel; the number of transmitted power samples that exceed a threshold over a measurement period; and, channel quality samples that exceed a quality threshold. The controller then receives at least one measurement report of the radio resource-related data and, as a function of the radio resource-related data in the first cell region, dynamically reallocates the distribution of resources, such as radio-frequency channels, between the first cell region and at least a second cell region. The invention has a particular advantage in TDD mode of operation where efficient and dynamic interference mitigation is needed to combat the inherent mobile-to-mobile and base station-to-base station interference. | 09-19-2013 |
20130258875 | Method and Apparatus for Accounting of Cell Related Data - A method in a network node for performing network tasks based on a user equipment trajectory includes the network node receiving cell change information from a user equipment wherein the cell change information further includes user equipment trajectory data based on cell parameters of visited cells in a user equipment trajectory. The method in a user equipment for collecting cell change information associated with a cell change includes the user equipment storing the cell change information within the user equipment. The cell change information is sent to the network node for performing network tasks. | 10-03-2013 |
20130272153 | TELECOMMUNICATIONS METHOD AND APPARATUS FOR FACILITATING POSITIONING MEASUREMENTS - A wireless terminal ( | 10-17-2013 |
20130279387 | Method and Arrangement for Transmit Power Control of Multiple Downlink Carriers - The present invention relates to a method and an arrangement for controlling downlink power in a multi-carrier communication network system. The communication network system comprises communication network nodes ( | 10-24-2013 |
20130295958 | Bandwidth-Based Configuration of Measurement Gaps - Processing implemented by a method and apparatus herein advantageously improves the quality of measurements performed on non-serving frequencies and/or the quality of serving cell data reception by intelligently configuring measurement gaps during which a wireless device ( | 11-07-2013 |
20130303170 | Bandwidth-Based Initiation of Handover for Reference Signal Measurements - Processing implemented by a method and apparatus herein advantageously improves the quality of measurements performed by a wireless device ( | 11-14-2013 |
20130308481 | Technique for performing cell measurement on at least two cells - A technique for performing at least one measurement on at least a first cell and a second cell is disclosed. The first cell employs i) a first Radio Access Technology (RAT), different from a second RAT of the second cell, and ii) a first carrier substantially the same as a second carrier of the second cell. In a method aspect, the method is performed in a by a User Equipment (UE), and comprises the step of configuring the UE to perform the at least one measurement on the first and second cells substantially simultaneously with UE operations different from the at least one measurement. | 11-21-2013 |
20130308487 | METHODS AND ARRANGEMENTS FOR HANDLING UNRELIABLE SCHEDULING GRANTS IN A TELECOMMUNICATION NETWORK - The present invention relates to methods and arrangements for handling unreliable scheduling grants in a WCDMA-communication system. A user equipment detects that a received scheduling grant is unreliable and adjust its serving grant based on that information. The user equipment is also able to report continuously received unreliable grants as an event to the network, allowing the network to adapt its operation to reduce the unreliable grants. | 11-21-2013 |
20130322395 | A FIRST NETWORK NODE AND A SECOND NETWORK NODE AND METHODS THEREIN - A method in a second network node ( | 12-05-2013 |
20140003273 | Limiting Interference in a Heterogeneous Wireless Communication System | 01-02-2014 |
20140036786 | UPLINK INTERFERENCE REDUCTION AT BASE STATION WITH RESTRICTED WIRELESS ACCESS - The disclosure relates to a method in a macro base station of a heterogeneous wireless communication system, for reducing uplink interference at a radio base station with restricted wireless access. The uplink interference is caused by a user equipment served by the network node, which has a restricted wireless access to the radio base station. The method comprises receiving ( | 02-06-2014 |
20140036857 | Nodes and Method for Power Control - A controlling node ( | 02-06-2014 |
20140038615 | METHOD AND ARRANGMENTS FOR AN EVENT TRIGGERED DRX CYCLE ADJUSTMENT - The invention relates to methods and arrangements for an event triggered DRX cycle adjustment. A user equipment located in a serving cell of a mobile communications network monitors downlink communication at predetermined time intervals when operating in discontinuous reception mode. The user equipment also performs communication parameter measurements regarding at least one of the serving cell and one or more neighbour cells. After the occurrence of a first event, the user equipment sends at least one of measurement data and a first event report to the network. The sending is triggered by the occurrence of the first event. The monitoring is caused to be performed at shortened time intervals after the occurrence of a second event, wherein the second event is defined to indicate a higher probability of receiving a handover command than the first event. | 02-06-2014 |
20140044023 | Methods and Network Nodes in a Telecommunication System - A method in a user equipment ( | 02-13-2014 |
20140050164 | Token Based Radio Resource Management - The disclosure relates to a method of globally balancing the transmit power in a cellular radio system with tight reuse of frequencies, to a central controller node, and to an access point that in combination with conventional power control schemes balances the downlink transmission power on re-used frequencies in order to balance co-channel interference in a multi-cell environment. The power balancing scheme takes the instantaneous channel variation and co-channel interference into account and satisfies the throughput requirements of the different cells when allocating downlink power to the user equipments. Global power balancing dynamically assigns a token to or takes a token away from an individual reused radio channel based on quality of, or based on transmission power in the channel. The balancing of transmission power, along with the conventional power scheme, prevents a global increase or global decrease of interference in the multi-cellular system. | 02-20-2014 |
20140051426 | METHODS, SYSTEMS AND DEVICES FOR OBTAINING SYSTEM INFORMATION IN A WIRELESS NETWORK - System Information (SI) of a second node of a wireless network is obtained for a wireless device that is communicating with a first node of the wireless network. In response to at least one criterion, one or more of the following operations are performed, to obtain the SI of the second node: decoding at least one channel of the second node to obtain the SI of the second node; receiving the SI of the second node from a node other than the second node; and/or inferring at least one component of the SI of the second node based on a corresponding at least one component of the SI of the first node. Related systems, methods, nodes and wireless devices are also described. | 02-20-2014 |
20140056225 | Method and Apparauts and Network Node for Applying Conditional CQI Reporting - A method for limiting Channel Quality Indicator (CQI) reporting from a User Equipment to a network node is provided where a User Equipment can transmit CQI reports to a network node, such as e.g. a base station, when the User Equipment is operating in low transmission and/or low reception activity mode. A limited CQI reporting is obtained by triggering the reporting according to one or more predefined rules, which to at least some extent depend on CQI specific information provided to the User Equipment from the network node. A User Equipment and a network node adapted to operate in accordance with the suggested method are also provided. | 02-27-2014 |
20140064133 | Nodes and Methods for Enabling Measurements Performed by a Wireless Device - The disclosure relates to a method in a network node of a communications system, for enabling measurements performed by a wireless device, when MBSFN subframes are configured in the system. The method comprises determining ( | 03-06-2014 |
20140066057 | Method and Network Nodes in a Telecommunication System - A method in a user equipment ( | 03-06-2014 |
20140092761 | USER EQUIPMENT, NETWORK NODE AND METHODS THEREIN - Embodiments herein relate to a method in a user equipment ( | 04-03-2014 |
20140092877 | RADIO NODE, A USER EQUIPMENT AND METHODS FOR MANAGING A TRANSMISSION - A radio network node ( | 04-03-2014 |
20140094125 | USER EQUIPMENT, NETWORK NODE AND METHODS THEREIN - Embodiments herein relate to a method in a user equipment ( | 04-03-2014 |
20140098690 | METHODS FOR REQUESTING PARALLEL UPLINK WIRELESS SIGNAL MEASUREMENTS - Systems, methods, and apparatuses are presented for requesting parallel uplink wireless signal measurements (UL measurements), in which a measurement management apparatus determines information on UL measurements being performed or to be performed by a signal measuring apparatus over a predetermined measurement period. The measurement management apparatus further determines a capability of the signal measuring apparatus to perform parallel measurements. The measurement management apparatus determines an adjustment to a measurement configuration for the measuring apparatus. The measurement configuration relates to, for example, a number of parallel measurements to perform. The adjustment is based on a comparison of UL measurements being performed or to be performed by the measuring apparatus over a predetermined measurement period and the capability of the measuring apparatus to perform parallel measurements. | 04-10-2014 |
20140098691 | METHODS FOR PERFORMING PARALLEL UPLINK WIRELESS SIGNAL MEASUREMENTS - Systems, methods, and apparatuses are presented for performing parallel uplink wireless signal measurements (UL measurements), in which a signal measuring apparatus determines information on UL measurements being performed or to be performed by the signal measuring apparatus over a predetermined measurement period. The signal measuring apparatus further determines a capability of the signal measuring apparatus to perform parallel UL measurements. The signal measuring apparatus may adjust a measurement requirement or a measurement resource based on a comparison of the UL measurements being performed or to be performed over the measurement period with a capability of the measuring apparatus to perform parallel measurements. The signal measuring apparatus performs the UL measurements based on the adjusted measurement requirement or adjusted measurement resource. | 04-10-2014 |
20140098753 | NODE AND METHOD FOR UPLINK DETECTION WITH AN ASSIGNED UPLINK PHYSICAL LAYER IDENTITY - Example embodiments presented herein are directed towards the elimination of physical layer identity ambiguities for uplink detection in a wireless network. Some of the example embodiments are directed towards a source network node, and corresponding methods therein, for assigning an unique uplink physical layer identity for a user equipment uplink transmission of a first user equipment being served by the source network node. The unique uplink physical layer identity is provided to ensure that at least one second user equipment, which may be in proximity to a non-serving cell associated with the uplink transmission, does not have a physical layer identity ambiguity with the first user equipment. Some of the example embodiments are also directed towards a target network node, and corresponding methods therein, for performing uplink detection of the first user equipment using the unique physical layer identity described above. | 04-10-2014 |
20140106774 | SECOND NODE, POSITIONING NODE AND METHODS THEREIN - Some embodiments herein disclose a method in a second node ( | 04-17-2014 |
20140112180 | METHODS AND APPARATUSES FOR PERFORMING MEASUREMENTS IN A WIRELESS NETWORK - Embodiments herein relate to a user equipment, UE, configured to performing measurements in a wireless communication network. The UE acquires system information, SI, of a cell during autonomous gaps, and also performs at least one non-SI measurement related to a serving and/or to one or more neighbour cells during a time period comprising the autonomous gaps. The embodiments also relate to a serving network node, a target network node and respective method therein. | 04-24-2014 |
20140112254 | METHODS AND NODES FOR RANDOM ACCESS - The present invention relates to a method in a wireless device for performing a random access to a cell of a wireless network, and to corresponding methods in a radio network node and a positioning node, and the corresponding nodes. The method comprises receiving information from a radio network node comprised in the wireless network, wherein the received information indicates a first and a second random access transmission configuration. The method also comprises selecting one of the first and second random access transmission configurations, and transmitting a random access preamble in accordance with the selected random access transmission configuration. | 04-24-2014 |
20140113618 | Reporting of Multiple IF/RAT Layer Restrictions - In one aspect, the invention provides a multi-modal user equipment (UE) configuration method. In some embodiments, the method includes: configuring the UE so that it supports a plurality of radio access technologies (RATs), wherein each of the plurality of RATs is associated with a predetermined maximum number of layers that the UE may be instructed by a network node to monitor simultaneously; configuring the UE so that it is operable to transmit to the network node RAT capability information identifying the plurality of RATs supported by the UE; and configuring the UE to monitor simultaneously not more than X layers associated with one of the plurality of RATs, wherein X is less than the predetermined maximum number of layers associated with the RAT. | 04-24-2014 |
20140119334 | Wireless Device Performance in Heterogeneous Networks - The present invention relates to a method in a wireless device for improving wireless device performance, and to corresponding methods in a radio network node and to the corresponding nodes. The method comprises identifying ( | 05-01-2014 |
20140126472 | SYSTEMS AND METHODS FOR MAINTAINING TIME STAMPING ACCURACY TO MEET A NON-LINEAR TIME DRIFT CONSTRAINT - Systems and methods for maintaining time stamping accuracy are disclosed. In one embodiment, a wireless device in a cellular communications network logs data to provide a log. The wireless device maintains an accuracy of time stamping for the log to meet, or satisfy, a non-linear time drift constraint. In one embodiment, the log is one or more of a Radio Resource Control (RRC) connection establishment failure log, a radio link failure log, a random access failure log, a paging channel failure log, a broadcast channel failure log, data related to failure of one or more specific channels, and a radio measurement. In another embodiment, the log is a Minimization of Drive Tests (MDT) log. | 05-08-2014 |
20140126530 | WIRELESS DEVICE, A NETWORK NODE AND METHODS THEREIN - A wireless device and a method therein. The method comprises obtaining first and second sets of uplink power control parameters. The first set of uplink power control parameters is associated with a first set of time and/or frequency resources and the second set of uplink power control parameters is associated with a second set of time and/or frequency resources. The method further comprises configuring transmissions of a first type of signals using the first set of uplink power control parameters when the transmissions are comprised in the first set of time and/or frequency resources, and configuring transmissions of the first type of signals using the second set of uplink power control parameters when transmissions are comprised in the second set of time and/or frequency resources. | 05-08-2014 |
20140128057 | SYSTEMS AND METHODS FOR CONTROLLING LOGGING AND REPORTING UNDER CONSTRAINTS - Systems and methods are disclosed herein for controlling reporting and/or logging of data by a wireless device in a cellular communications network under one or more constraints. In one embodiment, a node in the cellular communications network makes a determination as to whether at least one of logged data logged by a wireless device in a log, data associated with the logged data, data to be logged by the wireless device, and data associated with the data to be logged by the wireless device satisfies one or more constraints. The node then controls at least one of reporting of the log by the wireless device and logging of data in the log by the wireless device in response to the determination. | 05-08-2014 |
20140128115 | METHODS AND DEVICES RELATED TO EFFECTIVE MEASUREMENTS - Systems and methods related to effective measurements in a cellular communications network are disclosed. In one embodiment, a network node obtains a reference measurement performed by a measuring node, where the reference measurement contains one or more interference components. The reference measurement may be, for instance, a reference signal quality measurement or a reference signal power measurement. The network node then mitigates at least one of the interference components contained in the reference measurement to thereby provide an effective measurement for the measuring node. In one embodiment, the network node mitigates the at least one interference component by obtaining a compensation value for mitigating the at least one interference component and applying the compensation value to the reference measurement to thereby provide the effective measurement. | 05-08-2014 |
20140133477 | Method and Apparatus for Configuring Enhanced Timing Measurements Involving Multifarious Radio Links - In its various aspects, the present invention addresses the many challenges associated with making timing measurements involving multifarious radio links. Such measurements are referred to herein as “enhanced” to connote that such timing determinations are being made across multifarious radio links. Here, a radio link will be understood as connecting two radio nodes, and two radio links are considered to be multifarious with respect to each other if they are opposite in terms of uplink and downlink transmit directions, and further if they are associated with different cell identifiers and/or if the two links are between different pairs of radio nodes. In this context, the teachings herein disclose the sharing of “enhanced timing measurement” capability information, e.g., between radio nodes and positioning nodes. Such information indicates the enhanced timing measurement capability of a radio node. Sharing such information enables another node, e.g., a positioning node, to determine an enhanced timing measurement configuration to be used by a radio node. Further, additional teachings herein disclose advantageous configurations for making enhanced timing measurements, and techniques for compensating timing measurements determined from multifarious radio links, e.g., compensating for frequency-dependent propagation time differences. | 05-15-2014 |
20140153425 | Neighbour Cell Quality Measurement in a Telecommunications System - The present invention relates to methods and arrangements for neighbour cell quality measurements using silent resource element (RE) grids, and as well to a silent RE grid. | 06-05-2014 |
20140153478 | CREATION AND SIGNALLING OF UE LISTS TO SUPPORT FREQUENCY SELECTIVE REPEATER OPERATION - A method of supporting frequency-selective repeaters (eNodeRs) in a wireless telecommunication system. A base station (eNodeB) classifies User Equipments (UEs) into two categories or lists of users: a white list containing UEs that may need the assistance of repeaters, and a black list containing UEs that do not need repeater assistance. The eNodeB transmits one of these two lists to the eNodeRs. The eNodeRs do not amplify resource blocks (RBs) scheduled for black list UEs. Each repeater may decide on its own whether to amplify signals for a non-black list UE by measuring signals from the UE and comparing them with predefined criteria. | 06-05-2014 |
20140161052 | Methods, Network Node, and User Equipment Related to Channel Spacing - It is presented a method for obtaining a capability of channel spacing between component carriers used in carrier aggregation for a user equipment, UE. The method is performed in a network node and comprises the step of: determining, from a plurality of alternatives, the capability of channel spacing for the UE based on signalling between the UE and the network node, the channel spacing capability comprising at least one of the alternatives of: a multiple of 300 kHz, a multiple of 15 kHz and any other channel spacing. A corresponding network node and UE are also presented. | 06-12-2014 |
20140177468 | Method and Apparatus for Operating Configuration Adaptation for Interruption of Signal Transmission - The operating configuration at a node in a wireless communication network, at a neighboring node in the network, and/or at one or more wireless devices supported by the network, is updated based on determining timing information for an impending interruption of a radio link in the network to avoid erroneous operation during the impending interruption, which interruption is associated with an external system. The determination of interruption timing, which may be inferred, e.g., from detecting prior interruptions, or which may be known from information about the external system, and the modification of the operating configuration(s) permits the network to operate with greater stability, control, and accuracy during the interruptions than would be possible if the interruptions were simply treated as intermittent radio link failures. | 06-26-2014 |
20140192727 | METHODS AND ARRANGEMENTS IN A WIRELESS COMMUNICATION SYSTEM - Method and arrangement in a user equipment for adjusting signals transmitted in uplink to a network node based on a feedback value received from the network node. The method includes transmitting a signal, to be received by the network node. A feedback signal is received from the network node, providing feedback on the transmitted signal. A value of a time delay of the received feedback signal is obtained. Signals transmitted in the uplink are adjusted according to the received feedback signal to compensate for the obtained time delay value of the received feedback signal. Related methods and arrangements in a network node are presented. | 07-10-2014 |
20140198680 | METHODS OF RADIO COMMUNICATIONS USING DIFFERENT SUBFRAME CONFIGURATIONS AND RELATED RADIO AND/OR NETWORK NODES - A method may be provided in a radio node capable of operating in a Radio Access Network according to at least first and second UpLink/DownLink subframe configurations that are different. The first UpLink/DownLink subframe configuration and the second UpLink/DownLink subframe configuration may be used for operation in a first cell and a second cell respectively, and/or the first UpLink/DownLink subframe configuration and the second UpLink/DownLink subframe configuration may be used in the first cell or the second cell at non-overlapping times. A configuration message may be received at the radio node relating to the first UpLink/DownLink subframe configuration and/or the second UpLink/DownLink subframe configuration. An operation may be performed at the radio node on signals transmitted to and/or received from the first cell and/or the second cell based on the configuration message relating to the first UpLink/DownLink subframe configuration and/or the second UpLink/DownLink subframe configuration. | 07-17-2014 |
20140198766 | Methods and Nodes for Coordinating Uplink Transmissions in a Wireless Communication Network - Methods and nodes for coordinating uplink transmissions in a victim cell and in an aggressor cell. The uplink transmissions in the aggressor cell potentially cause interference at a victim radio node receiving or measuring uplink signals transmitted in the victim cell. A coordinating node obtains ( | 07-17-2014 |
20140198769 | E-UTRAN AND HANDOVER - The present invention relates to a method, a base station and an interface for handover in a wireless communication network. Handover is initiated when the signal quality falls below a predetermined value. Random access serves as an uplink procedure to enable the UE to make handover from a first base station (eNodeB) to a suitable second base station (eNodeB). In the present invention, random access parameters are exchanged between second and first base station before said first base station signals said random access parameters to said user equipment. | 07-17-2014 |
20140200016 | Method and Arrangement for Handling Measurements Under Dynamically Configured Patterns - The present disclosure relates to a method in a measuring node and a measuring node for handling measurements performed on signals received over a wireless interface in a wireless communication system. The method comprises performing ( | 07-17-2014 |
20140206341 | SYSTEMS AND METHODS FOR USING ENHANCED RECEIVER AND GAPS WHEN HANDLING INTERFERENCE - Systems and methods that enable use of enhanced receiver techniques together with measurement gaps for measuring or reading a signal or channel from a target cell are disclosed. In one embodiment, a wireless device has an enhanced receiver and operates to measure interference from a first cell during one or more gaps created for a second cell to thereby obtain one or more interference measurements and then mitigate the interference during reception of a signal from a cell other than the first cell based on the one or more interference measurements using an enhanced receiver technique. The one or more gaps for the second cell are one or more gaps in downlink reception from the second cell, uplink transmission to the second cell, or a combination thereof. In this manner, the need for simultaneous reception for both the first cell and the other cell for interference mitigation is avoided. | 07-24-2014 |
20140211877 | METHODS AND DEVICES FOR SPATIAL CODING - Embodiments of the invention relates to a method in a controller node for distributing code text of a joint spatial coding in a communications network. The communications network comprises at least two communication nodes each comprising at least one transmit antenna. The method comprises to joint spatial code (T | 07-31-2014 |
20140233457 | SYSTEMS AND METHODS OF TRIGGERING INTERFERENCE MITIGATION WITHOUT RESOURCE PARTITIONING - Systems and methods for triggering interference mitigation at a wireless device in a cellular communications network are disclosed. In one embodiment, a node associated with a cellular communications network makes a determination to trigger interference mitigation at a wireless device based on a signal load in at least one interfering cell from which transmissions result in interference at the wireless device during reception from a desired cell, a relation between reference signals used in the desired cell and the at least one interfering cell, and a timing relation between at least one of a group consisting of: signals transmitted by the desired cell and the at least one interfering cell and signals received at the wireless device from the desired cell and the at least one interfering cell. In response to making the determination, the node triggers interference mitigation at the wireless device. | 08-21-2014 |
20140247807 | Moving Access Point Indication - A user equipment, UE, ( | 09-04-2014 |
20140256334 | METHOD AND ARRANGEMENT FOR HANDLING DEVICE-TO-DEVICE COMMUNICATION IN A WIRELESS COMMUNICATIONS NETWORK - A method in a radio network node for handling a Device-to-Device, D2D, communication is provided. The D2D communication is wireless, and the radio network node is comprised in a wireless communication system. After receiving ( | 09-11-2014 |
20140274062 | Node and Method for the Management of a User Equipment Time Offset Measurement - Example embodiments presented herein are directed towards a network node ( | 09-18-2014 |
20140274066 | User Equipment and a Radio Network Node, and Methods Therein for Device-to-Device Communication - Embodiments relate to device-to-device (D2D) communications in a communications network ( | 09-18-2014 |
20140286219 | METHODS AND APPARATUS FOR PERFORMING MEASUREMENTS IN ADAPTIVE DOWNLINK POWER TRANSMISSION - A wireless device, and a method therein, for performing a measurement on a first type of radio signal. The wireless device is comprised in a communications network. The wireless device receives at least two resource specific parameters for the first type of radio signal. The at least two resource specific parameters indicate different transmit power levels of the first type of radio signal and the different transmit power levels relate to two different resources in two different time periods for the first type of radio signal. Further, the wireless device receives a first type of radio signal transmitted at two different transmit power levels, and performs at least one measurement on the received first type of radio signal using the at least two resource specific parameters. | 09-25-2014 |
20140286295 | DOWNLINK TRANSMISSION COORDINATED SCHEDULING - A method of coordinated scheduling of a downlink transmission flow from a first radio network node to a user equipment UE in a second radio network node. The method includes scheduling the downlink transmission flow so that the in-sequence delivery of the received data blocks can be kept in an acceptable level in the UE by adjusting a scheduling priority of the downlink transmission flow in the second radio network node. The method may further include estimating one or more buffer-related parameters based on buffered data for the downlink transmission flow from the first radio network node, and determining, based on the estimated one or more buffer-related parameter and/or one or more parameters associated with the operation status of the second radio network node, if the in-sequence delivery of the received data blocks to higher layers can be in an acceptable level in the UE. | 09-25-2014 |
20140293818 | Non-Contiguous Carrier Aggregation - A method of operating a user equipment for measuring non-contiguous carriers comprises: changing a position of a local oscillator to be in the middle of the non-contiguous carriers; measuring the carriers simultaneously; estimating a power level of an interferer in a gap in the non-contiguous carriers which creates image interference; and compensating the measurement dependent on the interferer power level and an image rejection factor. | 10-02-2014 |
20140301355 | Signalling Mechanism for Multi-Tiered Intra-Band Carrier Aggregation - Methods of performing intra-band carrier aggregation in a multi-tiered wireless network include determining a capability of a user equipment unit located within an overlapping coverage area of first and second radio network nodes to simultaneously receive data on a first component carrier and on a second component carrier from the first and second network nodes, and simultaneously transmitting data to the user equipment unit using the first and second component carriers from different radio network nodes in response to determining that the user equipment unit is capable of simultaneously receiving data on the first component carrier and on the second component carrier from different radio network nodes. | 10-09-2014 |
20140321314 | USER EQUIPMENT AND A RADIO NETWORK NODE, AND METHODS THEREIN - Embodiments herein relate to a user equipment and a radio network node, as well as to methods therein. The method in the radio network node relates to the control of resource allocation for device-to-device (D2D) communications in a communications network. The network comprises the network node, a first user equipment (UE), and a second UE, wherein at least one of the first and second UEs is a first D2D capable UE. The method comprises configuring the second UE to transmit a reference signal, transmitting configuration information relating to the second UE to the first UE, receiving a measurement result of the measurement performed by the first UE on the transmitted reference signal, and performing one or more radio operation task for a D2D communication between the first D2D capable UE and a second D2D communication capable UE based on the received measurement result. | 10-30-2014 |
20140328259 | SYSTEMS AND METHODS FOR DETERMINING MEASUREMENT POWER OFFSETS - Disclosed herein, among other things, is a method performed by a user equipment (UE) for providing to a network channel station information (CSI). The method comprises: receiving from the network two measurement power offsets, a first measurement power offset and a second measurement power offset; selecting one of said two measurement power offsets; computing CSI using the selected measurement power offset; and transmitting to the network the determined CSI. | 11-06-2014 |
20150029890 | SYSTEMS AND METHODS FOR CONFIGURING REDUNDANT TRANSMISSIONS IN A WIRELESS NETWORK - A method for configuring communication in a wireless communication system includes obtaining, at a first network node, information indicating a plurality of candidate subframes for downlink transmissions to a wireless communication device in a first cell served by the first network node. Each candidate subframe satisfies a candidate condition that relates to transmissions in a second cell during that subframe. The method also includes determining, based on the obtained information, a number of copies of an uplink transmission a wireless communication device should transmit in consecutive uplink subframes so that a downlink transmission related to the uplink transmission will occur during one of the candidate subframes. Additionally, the method includes configuring the wireless communication device to transmit the determined number of copies of the uplink transmission in consecutive subframes. | 01-29-2015 |
20150036519 | Method and Apparatus for Measurement Procedures with Composite Dynamic Subframes in Dynamic TDD - According to one aspect of the teachings herein, a base station ( | 02-05-2015 |
20150043415 | Systems and Methods for Configuring Transmissions in a Wireless Network - A method for configuring a wireless transmission includes obtaining, at a first network node serving a first cell, information pertaining to a type of an almost blank subframe (ABS) configuration to be used in a second cell. The method also includes determining based on the obtained information a transmission configuration for a downlink control channel carrying feedback information for one or more wireless communication devices in one or more candidate subframes in a restricted measurement pattern. The transmission configuration comprises transmission power level, transmission format, or both. The method also includes transmitting feedback information for an uplink transmission to said one or more wireless communication devices using the determined transmission configuration. | 02-12-2015 |
20150071106 | Method and Apparatus for Communicating to UE an Indication of Available RS, Based on MIMO Mode Settings - The present solution ensures that the UEs are able to make use of all the available reference signals that can be used in a cell for performing UE measurements, estimations or demodulations. That is achieved by indicating on a downlink common or shared channel, the MIMO mode settings associated with a specific network node. The indicated MIMO mode settings explicitly or implicitly indicate available common reference signals and/or dedicated reference signals to be used for said UE measurements, estimations or demodulations, which implies that measurements, estimations or demodulations can be performed based on said received indication. | 03-12-2015 |
20150078156 | Integrated Multi-Radio Access Technology Multi-Frequency Admission Control - A node of a multiple radio access technology (multi-RAT) system acquires resource status information associated with each RAT of the multi-RAT system. The resource status information of the RATs of the multi-RAT system can be acquired by sniffing higher layer protocol information pertaining to call setup requests and/or call terminated messages. The node further maintains a flag representing overall resource availability associated with the RATs of the multi-RAT system, based on the acquired resource status information, for use in admission control and/or load balancing. The flag is associated with a pre-defined set of overall resource availability states of the multi-RAT system, where the availability states are defined in terms of admission control decisions. | 03-19-2015 |
20150085839 | UPLINK TIMING ERROR REDUCTION METHOD AND APPARATUS - The technology presented in this disclosure pertains to telecommunication. For example, there is presented a method of operating a wireless terminal | 03-26-2015 |
20150087338 | Methods and Apparatuses for Reduction of Interference During Positioning Measurements - The exemplary embodiments of the present invention relate to methods and apparatuses enabling reduction of interference in a wireless system in order to assist a user equipment in performing positioning measurements. According to exemplary embodiments of the present invention, a radio network node is configured to: receive a measurement report from the UE comprising signal quality measurements related to interfering cells; to select a set of most interfering cells and to determine a level of reduction of transmission activity to be executed at specific time for a determined duration. | 03-26-2015 |