Patent application number | Description | Published |
20100182974 | Resource Allocation - Apparatus including a transmitter arranged to transmit an indicating acquisition indication channel signature wherein said indicating signature is used to indicate an enhanced dedicated channel resource to be used by a user equipment. | 07-22-2010 |
20100322291 | Control Signaling for Multiple Carrier High Speed Uplink Packet Access in Radio Frequency Communication Systems - Systems and methods for providing an efficient mechanism for transmitting information needed to receive a secondary carrier over an existing message protocol on a primary carrier for a multiple carrier capable communications terminal. The receiver terminal may receive, on a primary carrier, a message containing information including a timing offset and a cell identification for a secondary carrier, for example. The communications terminal may then correlate a receiver to receive the secondary carrier without the need for a separate synchronization signal on the secondary carrier. These embodiments result in additional efficiency in a communications system. | 12-23-2010 |
20110019655 | METHOD FOR FAST TRANSMISSION TYPE SELECTION IN WCDMA UMTS - In accordance with the exemplary embodiments of the invention there is disclosed a method, apparatus, and executable computer program for receiving information including preamble scrambling codes associated with transmission types in a random access procedure, selecting an appropriate preamble scrambling code based on the received information, and placing the selected preamble scrambling code in a preamble for a random access procedure. Further in accordance with the exemplary embodiments of the invention there is disclosed a method, apparatus, and executable computer programs for decoding a preamble scrambling code of a random access channel transmission received from a user equipment, and determining a transmission type with which the scrambling code is associated. | 01-27-2011 |
20110182280 | Synchronization for Device-to-Device Communication - Various example embodiments are disclosed. According to one example embodiment, a method may include synchronizing, by an access node in a wireless network, with a first mobile station, synchronizing with a second mobile station, compiling a device-to-device group, the device-to-device group including at least the first mobile station and the second mobile station, sending a first connection message to the first mobile station, the first connection message including timing advance parameters of both the first mobile station and the second mobile station, and sending a second connection message to the second mobile station. | 07-28-2011 |
20110255425 | Methods and Apparatus for Secondary Bandwidth Detection and Allocation - In accordance with an example embodiment of the present invention, a method comprises monitoring a bandwidth allocation of a primary device via monitoring at least one broadcast message sent from an associated base station; determining whether a secondary bandwidth is available based on the monitored bandwidth allocation of the primary device; allocating the secondary bandwidth to a secondary application on a secondary device if the secondary bandwidth becomes available; keeping track of changes in the bandwidth allocation of the primary device; and returning the secondary bandwidth to the primary device when the changes in the bandwidth allocation of the primary device indicates a need for the secondary bandwidth by the primary device. | 10-20-2011 |
20110258327 | D2D Communications Considering Different Network Operators - There is stored a database of registration information associating UEs with cells under control of different network operators. In response to a inquiry from a first network operator that a first UE desires direct communications with a second UE, the registration information is used to coordinate between the first network operator and the second network operator to facilitate establishment of a direct communication link between the first UE and the second UE. In various embodiments the facilitating is enhancing the inquiry/page by adding a cell ID of the first UE's cell and adding pre-allocated radio resources in the first UE's cell for use by the second UE in responding to the page, and determining a single network which is not highly loaded and which can allocate resources for the D2D communications and directing one or both UEs to that single network. | 10-20-2011 |
20110268004 | ENABLING DEVICE-TO-DEVICE COMMUNICATION IN CELLULAR NETWORKS - According to one general aspect, a method may include communicating, by a first apparatus, with at least a second apparatus via a device-to-device communication link. In various embodiments, the method may also include receiving resource allocations, from a base station. In some embodiments, the method may include determining, based at least partly on the received resource allocations, which resources are allocated to at least the second apparatus for communication with the base station. In various embodiments, the method may include based at least partly upon the resource allocations, determining when to perform direct device-to-device communication, by the first apparatus, with the second apparatus. | 11-03-2011 |
20110275382 | Measurements and Fast Power Adjustments in D2D Communications - At a cluster head/first device there is received, from each of at least two other devices with which the cluster head has a respective wireless link, a quality indicator for the respective link observed by the respective other device. The cluster head compiles those received quality indicators into a compressed report, and sends the compressed report to a network entity. In a specific embodiment the cluster head also determines an additional quality indicator of each of those respective links observed by the cluster head by listening to a sounding reference signal sent by the respective other device to the network entity on a PUCCH. Those additional quality indicators are also compiled into the compressed report, as are further quality indicators received from the devices for D2D links between pairs of those other devices that exclude the cluster head. The compressed report can inform how many indicators are above/below a threshold. | 11-10-2011 |
20110287794 | METHOD AND APPARATUS FOR PROVIDING COMMUNICATION OFFLOADING TO UNLICENSED BANDS - An apparatus for providing network assisted local communication offloading to unlicensed bands may include at least one processor and at least one memory including computer program code. The at least one memory and the computer program code may be configured, with the processor, to cause the apparatus to perform at least receiving, via signaling associated with licensed band resources, information indicative of unlicensed band resources available in a particular area, and providing resource availability data, via signaling associated with the licensed band resources, to one or more devices within the particular area. The resource availability data may enable unlicensed band resource usage by at least one of the one or more devices. A corresponding method and computer program product are also provided. | 11-24-2011 |
20110306349 | Channel Access For Local Heterogeneous Communication in a Cellular Network - In an exemplary embodiment there are determined which radio resource are to be used for contention based access, and the allocated radio resource is accessed according to a probability function that varies in dependence on at least one of interference measured on the allocated radio resource and a received power level for the allocated radio resource. By example the radio resource is allocated by a cellular base station for use in D2D communications; the base station provides configuration parameters for the D2D communications via common or dedicated signaling; the received power level is a target received power level that is received via broadcast system information or dedicated control signaling; and/or the received power level is itself a function of pathloss on a wireless link to the cellular base station. Embodiments are presented for method, apparatus, and tangibly stored computer program. | 12-15-2011 |
20110312331 | METHOD AND APPARATUS FOR RESOURCE SCHEDULING FOR NETWORK CONTROLLED D2D COMMUNICATIONS - In accordance with an example embodiment of the present invention, a method comprises obtaining at a network node a scheduling reference point with a fluctuation range based at least in part on at least one metric for a plurality of cellular user equipments (UEs) and at least a pair of device-to-device (D2D) UEs; signaling the scheduling reference point and the fluctuation range to the at least pair of D2D UEs; allocating radio resources to the pair of D2D UEs according to one or more allocation criteria; receiving metrics updates from the pair of D2D UEs and the plurality of cellular users; and adjusting the scheduling reference point and the fluctuation range according to the received metric updates. | 12-22-2011 |
20120015607 | METHOD AND APPARATUS FOR DEVICE INITIATED OFFLOADING TO UNLICENSED BANDS - A method comprises communicating, by a first device, with a second device, using a device-to-device communication on licensed band, determining, by the first device, whether unlicensed band resources are available, and if the unlicensed band resources are available, initiating, by the first device, a set up of a device-to-device communication on unlicensed band. | 01-19-2012 |
20120064935 | Dynamic Autonomous Resource Allocation and Channel Access in Cellular System Uplink - Methods, apparatuses, and software can be provided for dynamic autonomous resource allocation and channel access in a cellular system uplink. A method can include measuring interference levels on uplink resources of a victim cell and calculating a probability of accessing channels of the uplink resources of the victim cell using the measured interference levels, including defining a suitable transmission power, and a highest value and a lowest value. The method can further include accessing a channel for which the probability of accessing has been calculated, when the probability meets a predetermined condition. | 03-15-2012 |
20120083283 | Feedback mapping for D2D control signals - A position of a device within a cluster of multiple devices is determined and stored in a memory. An uplink radio resource is mapped from a downlink radio resource in dependence on the determined position of the device within the cluster of multiple devices. In an embodiment the respective uplink and downlink radio resource is a PUCCH and PDCCH of a cellular network, and the cluster is a D2D network. In one embodiment the device position is an index j which is used to offset from a predetermined mapping pattern. In another embodiment the position of the device corresponds to an individual field of a transmission on the PDCCH and the mapping is in dependence on a bit value in the individual field. | 04-05-2012 |
20120093011 | Methods, Apparatuses, and Computer Program Products for Prioritizing Uplink Carriers - A method, apparatus, and computer program product are provided for prioritizing uplink carriers. A method may include determining a first pilot channel transmission power level for a first uplink carrier. The method may further include determining a second pilot channel transmission power level for a second uplink carrier. The method may additionally include prioritizing the first and second uplink carriers based at least in part upon the first and second pilot channel transmission power levels. Corresponding computer program products and apparatuses are also provided. | 04-19-2012 |
20120093098 | APPARATUS AND METHOD FOR DYNAMIC COMMUNICATION RESOURCE ALLOCATION FOR DEVICE-TO-DEVICE COMMUNICATIONS IN A WIRELESS COMMUNICATION SYSTEM - An apparatus, system and method to dynamically manage an allocation of communication resources for direct device-to-device communications between a plurality of wireless communication devices in a wireless communication system. In one embodiment, the apparatus ( | 04-19-2012 |
20120099444 | INTERFERENCE CONTROL - A method for controlling interference is described. The method includes receiving an indication that a first carrier is not received by a first base station and a second carrier is received by the first base station ( | 04-26-2012 |
20120106517 | APPARATUS AND METHOD OFSCHEDULING RESOURCES FOR DEVICE-TO-DEVICE COMMUNICATIONS - An approach is provided for scheduling resources for device-to-device communications. A resource of a network is granted to a group designated for device-to-device communications. The group then determines how the resource allocation is utilized to support the communication session and allocates the resource among the user equipment within the group independently of the base station. Further, a user equipment pair in the group determines transmit/receive (Tx/Rx) timeslot configuration to allow TDD mode operations, and further configure the modulation and coding for the device-to-device connection, and error control scheme for the pair via control signaling independently from the group. | 05-03-2012 |
20120127964 | Method and Apparatus for Timing Advance Estimation - In accordance with an example embodiment of the present invention, an apparatus, comprising at least one processor; and at least one memory including computer program code, the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus to perform at least the following: determine a first timing associated with a first signal; detect a second timing associated with a second signal; and estimate a timing advance value based at least in part on the detected first timing and the second timing, is disclosed. | 05-24-2012 |
20120129540 | Signaling mixed resource allocations for D2D communications - In an embodiment, for a case in which there is an active connection established between a cellular network and a user equipment UE and the UE has simultaneously an active connection within a local network distinct from the cellular network, there is an indication within a resource allocation message communicated between the cellular network and the UE which is used to identify whether a radio resource allocated by the resource allocation message is for the cellular network or for the local network. In various embodiments, the local network is a D2D network and the message is directed to a C-RNTI associated with the D2D network; and/or a value of the indication identifies the allocated radio resource as an allocation for the D2D network or for the cellular network and also whether the allocation is to the UE or to a paired D2D device or to both. | 05-24-2012 |
20120140714 | IMPLICIT RESOURCE ALLOCATION USING SHIFTED SYNCHRONIZATION SEQUENCE - A method, apparatus, system, and computer readable medium are provided that can utilize one or more synchronization signals to perform synchronization and resource allocation. The one or more synchronization signals can be used for synchronization, as well as include a cyclic shift that maps one or more resources for transmission. | 06-07-2012 |
20120207033 | Shared Band Deployment Support Function For Connection Establishment - A network support node collects information about unlicensed spectrum in use by a first access node; and provides at least some of the information to a user equipment via a second access node which utilizes licensed spectrum. In various exemplary embodiments: the information is collected via an interface between the first access node and the support node which does not pass through the second access node; the support node sends a query for the information when previously collected information is outdated; the support node sends to the first access node a preferred set of whitespace channels and/or virtual channelization; and the support node sends parameters for either/both access nodes to report on the unlicensed spectrum. Example parameters are: frequency/bandwidth range for the unlicensed spectrum in use by the first access node, and/or frequency range for a common control channel transmitted by the first access node in the unlicensed spectrum. | 08-16-2012 |
20120207100 | Real-time gaming and other applications support for D2D communications - An apparatus is disclosed that performs operations including determining whether an application message meets a predetermined set of criteria. If the application message meets the set, the application message is transmitted via a first communication layer pathway between the apparatus and one or more other apparatuses participating in a device-to-device communication with the apparatus. If the application message does not meet the set, the application message is transmitted via a second communication layer pathway between the apparatus and the other apparatus. The first and second communication layer pathways are different. The first pathway may be an L1 physical control channel while the second pathway may be an L1 physical data channel. The first pathway may be a first L2 logical channel while the second pathway may be a second L2 logical channel. Methods and program products are also disclosed. | 08-16-2012 |
20120213183 | SCHEDULING OF DIRECT TO DIRECT COMMUNICATION - A method, system, apparatus, and computer program can provide scheduling of direct to direct communication by a high speed packet access base station. The method, for example, can include obtaining a direct user equipment communication toggling message ( | 08-23-2012 |
20120233635 | MECHANISM USABLE FOR VALIDATING A COMMUNICATION DEVICE FOR ALLOWING USAGE OF TELEVISION RADIO BANDS/CHANNELS - There is proposed a mechanism for validating a communication device such as a UE for allowing usage of television radio bands/channels (TVWS). An identification verification process of the communication device is performed by including a unique identification element into an integrity protected and ciphered message related to a radio resource connection reconfiguration procedure, the unique identification element identifying a certified communication device allowed to use radio resources of a television radio band. The message is transmitted to the communication network for performing an identification verification processing with a TVWS database. Furthermore, a mechanism for a handover scenario is provided where validating of the communication device for allowing usage of television radio bands/channels (TVWS) is performed. | 09-13-2012 |
20120243453 | Apparatus and Method for Configuring a Transmission Capability of a Mobile Communication System onto Unused Radio Bands/Channels - An apparatus, method and computer program product determine channels of a television radio-band which are free of signal transmission and channels with active signal transmission, select a group of channels immediately adjacent in the frequency domain among the channels which are free of signal transmission, allocate a downlink bandwidth to channels of the selected channel group which are not immediately adjacent in the frequency domain to a channel with active signal transmission, and allocate an uplink bandwidth to all channels of the selected channel group. | 09-27-2012 |
20120243519 | SOLVING A HIDDEN NODE PROBLEM DUE TO TRANSMISSION POWER IMBALANCE - The present invention discloses an apparatus, a method and a computer program for resolving a hidden node problem in relation to handshake message transferring e.g. in WLAN networks. In one embodiment of the invention, the apparatus receiving a Clear to Send (CTS) message repeats the message after a Short Interframe Space (SIFS) time period. Stations not directly hearing the original CTS due to a low power are able to receive the repeated CTS and defer their transmissions accordingly. In another embodiment, the apparatus receiving the CTS message indicates in its Ready to Send (RTS) message that the CTS sender station has a low transmitting power. With this knowledge, the other present stations can defer their transmissions until they are sure that the data transfer between the first two stations having the RTS-CTS messaging has not been initiated or is already completed. | 09-27-2012 |
20120250631 | Multiplexing Logical Channels in Mixed Licensed and Unlicensed Spectrum Carrier Aggregation - Downlink control signaling from a network to a user equipment UE associates at least a first logical channel or radio bearer with a first component carrier in a licensed frequency band and associates at least a second logical channel or radio bearer with a second component carrier in an unlicensed frequency band. The UE uses the associations to select which uplink data is sent on the first and on the second component carriers by multiplexing the uplink data on the at least first and the at least second logical channels or radio bearers. By example the downlink control signaling may be a MAC control element in a RRC_Connection_Reconfiguration message which semi-statically defines a multiplexing allowance for each of the logical channels or radio bearers. An example MAC control element has an information tuple giving the association and multiplexing status per channel/bearer. Certain embodiments also adapt transmit power scaling for licensed/unlicensed band operation. | 10-04-2012 |
20120258703 | DETECTION OF POTENTIAL FOR NETWORK CONTROLLED D2D COMMUNICATION PRIOR TO ACTIVATION OF CELLULAR BEARERS - The invention allows detection and evaluation of device-to-device (D2) potential prior to the establishment of a cellular connection between communicating mobile devices. Cellular radio access network information of an originating mobile device is obtained from a received session establishment message of session initiation signaling of cellular data communication. The obtained cellular radio access network information of the originating mobile device is compared to acquired cellular radio access network information of a terminating mobile device. Based on the comparison, it is detected whether the proximity between the originating mobile device and the terminating mobile device suffices to allow local cellular device-to-device data communication between the originating mobile device and the terminating mobile device. | 10-11-2012 |
20120294165 | APPARATUS AND METHOD FOR CONTROLLING COMMUNICATION - Apparatus and method for communication are provided. The solution comprises communicating on a synchronised shared channel having a frame structure comprising symbols; receiving from a network element a given number for each frame or sub frame, and during the given number of symbol periods in the beginning of a frame or sub frame measuring interference and making a decision whether to transmit or not during the rest of the symbol periods of the frame or sub frame. | 11-22-2012 |
20120294344 | APPARATUS AND METHOD FOR CONTROLLING COMMUNICATION - Apparatus and method for communication are provided. The solution comprises communicating on a synchronised shared channel having a frame structure comprising symbols; receiving from a network element a given number for each frame or sub frame, and during the given number of symbol periods in the beginning of a frame or sub frame measuring interference and making a decision whether to transmit or not during the rest of the symbol periods of the frame or sub frame. | 11-22-2012 |
20120302272 | Resource Allocation Control - There are provided measures for resource allocation control. Such measures may exemplarily include allocating resources based on a resource allocation assignment including at least an assignment of a resource allocation amount of granted resources for transmission to logical channels, for which data is available for transmission, according to a priority and a prioritized bit rate of each logical channel, and calculating a metric indicative of a result of the resource allocation in terms of at least one of requirements of the prioritized bit rates of the logical channels and the available data of the logical channels. Such measures may also exemplarily include receiving, from at least one device, a metric indicative of a result of resource allocation at said at least one device in terms of at least one of requirements of prioritized bit rates and available transmission data of logical channels, evaluating the received at least one metric with respect to a resource allocation assignment, and modifying the resource allocation assignment based on a result of the evaluation. | 11-29-2012 |
20120307870 | APPARATUS AND METHOD FOR COMMUNICATION - Apparatus and method for communication are provided. The solution comprises controlling a transmitter to map common and dedicated control channels on two frequency blocks and controlling the transmitter to transmit the frequency blocks utilising pair-wise frequency hopping on a shared spectrum. | 12-06-2012 |
20120322479 | COMMUNICATION LINK MONITORING AND FAILURE HANDLING IN A NETWORK CONTROLLED DEVICE-TO-DEVICE CONNECTION - A method and apparatus are provided to facilitate the selection of a monitoring device for a communication link in device-to-device communications, such as non-cellular communications or cellular communications in a licensed exempt band. A method and apparatus determine the reception resources available for use by a first telecommunications device, and ascertain the reception resources available for use by a second telecommunications device. The method and apparatus then select either the first telecommunications device or the second telecommunications device as a monitoring device to monitor the communications link. The method and apparatus may also change the monitoring device to the other telecommunications device based upon a change in the balance of reception resources of the first telecommunications device or the second telecommunications device. | 12-20-2012 |
20120327834 | Multicast Grouping For Shared Band Use - A coexistence central entity CCE receives deployment messages from each n | 12-27-2012 |
20120327835 | Multicast Grouping - A coexistence central entity CCE receives deployment messages from each of a plurality of N access nodes. Each deployment message has an identifier of an access node of the plurality and an identifier of a channel in a license-exempt band. From the received deployment messages the CCE compiles and maintains a database which associates each channel with a multicast group. Each multicast group includes all of the access nodes from which was received at least one deployment message identifying a said channel corresponding thereto. When the CCE receives a multicast message from one of the access nodes identifying a given channel, it checks the database to find members of a multicast group associated with the given channel, and notifies at least some of those members of the received multicast message. In this manner the access node's multicast message is forwarded among the whole group. | 12-27-2012 |
20130013926 | Method and Apparatus for Device-to-Device Key Management - Various methods for device-to-device key management are provided. One example method includes receiving a communication mode change command requesting a mode change to device-to-device communications, and generating a local device security key based on a secret key and a base value. The local device security key may be configured for use in device-to-device communications. The example method may also include receiving a security key combination value, and deconstructing the security key combination value using the local device security key to determine a peer device security key. The peer device security key may be configured for use in device-to-device communications. Similar and related example methods and example apparatuses are also provided. | 01-10-2013 |
20130016221 | MAPPING METHOD IN A GEOGRAPHICAL TRACKING AREA FOR TELEVISION WHITE SPACE BANDSAANM Charbit; GillesAACI FarnboroughAACO GBAAGP Charbit; Gilles Farnborough GBAANM Turtinen; SamuliAACI IiAACO FIAAGP Turtinen; Samuli Ii FIAANM Hakola; Sami-JukkaAACI KempeleAACO FIAAGP Hakola; Sami-Jukka Kempele FIAANM Koskela; TimoAACI OuluAACO FIAAGP Koskela; Timo Oulu FI - The present invention discloses an apparatus, a method and a computer program for mapping and allocating available television white space channels for a terminal requesting resources. The mapping is based on the data of available overlapping TV white space channels within a geographical tracking area and coexistence with other cellular secondary systems within the area. Furthermore, a location for a moving mode II device may be tracked periodically. The geo-location accuracy of the mode II device affects the TV white space resources which can be allocated to the device. | 01-17-2013 |
20130016648 | Connectivity Setup For Dynamic Wireless Mesh NetworksAANM Koskela; Timo K.AACI OuluAACO FIAAGP Koskela; Timo K. Oulu FIAANM Hakola; Sami-JukkaAACI KempeleAACO FIAAGP Hakola; Sami-Jukka Kempele FIAANM Turtinen; SamuliAACI IiAACO FIAAGP Turtinen; Samuli Ii FIAANM Pantelidou; AnnaAACI OuluAACO FIAAGP Pantelidou; Anna Oulu FIAANM Pirskanen; JuhoAACI TampereAACO FIAAGP Pirskanen; Juho Tampere FI - A wireless backhaul link is established by sending from a mobile first access node to a second access node a priority request message requesting high priority for a link between them. The established wireless backhaul link is utilized as part of a wireless multihop connection between the second access node and at least one user device attached to the mobile first access node. In various embodiments the high priority is requested by indicating a priority class (e.g., highest priority, at least higher than any current priority, and at least as high as a highest current priority) and may also indicate how many user devices are attached and/or an amount of data waiting to be sent. A first timer may be initiated upon inactivity on the wireless backhaul link and continuous inactivity through expiry of that automatically results in a reduction of the priority class for the wireless backhaul link. | 01-17-2013 |
20130017837 | METHOD AND APPARATUS FOR ESTABLISHING AN INTRA-SYSTEM INTERFACE WITHIN AN UNLICENSED SPECTRUMAANM Hakola; Sami-JukkaAACI KempeleAACO FIAAGP Hakola; Sami-Jukka Kempele FIAANM Koskela; TimoAACI OuluAACO FIAAGP Koskela; Timo Oulu FIAANM Turtinen; SamuliAACI IiAACO FIAAGP Turtinen; Samuli Ii FI - A method and apparatus are provided for facilitating the creation of an intra-system interface between systems operating in an unlicensed spectrum, such as between respective access points of first and second LTE systems that use the same radio resources within an unlicensed spectrum, such as within the TV white spaces. In the context of a method, configuration messages may be caused to be sent to first and second systems regarding creation of an intra-system interface. The method may also receive configuration message responses including address information for first and second access points of the first and second systems, respectively. The method may additionally cause a message to be sent to the first system to trigger the first system to initiate establishment of the intra-system interface with the second system. | 01-17-2013 |
20130023202 | Wireless Network Operation On License-Exempt Band - An apparatus receives from a first device a first broadcast message/beacon which comprises an identifier for an enabling station, then uses the identifier to associate with the enabling station to obtain from it a list of at least one license-exempt channel (e.g., TV whitespaces). In one embodiment the apparatus can then join an ad hoc network (IBSS) with the first device and transmit a second beacon which comprises the identifier for the enabling station. If the apparatus hears multiple beacons advertising different IBSSs, it can select to join the first device's ad hoc network over the other(s) based on a service offered or the first device's network being trusted. Various examples are detailed for where in the beacon frame the identifier (e.g., SSID) might be placed. In one example the apparatus and first device are Mode I devices and the enabling station is a Mode II device under (draft) IEEE802.11af. | 01-24-2013 |
20130028177 | Network Controlled Filtering Over Wireless Device Communications - There is stored in a memory an association between each n | 01-31-2013 |
20130034051 | METHOD AND APPARATUS FOR INTER-CELL INTERFERENCE COORDINATION PAGING OF A MOBILE TERMINAL IN AN IDLE STATE - A method and apparatus are provided for reliably paging a mobile terminal in the idle mode, even in an instance in which the mobile terminal is subjected to interference from a CSG cell. In this regard, a method is provided that includes causing an indication of an inter-cell interference coordination (ICIC) paging period to be provided to the mobile terminal. The indication of the ICIC paging period includes an ICIC paging period T | 02-07-2013 |
20130051277 | METHOD AND APPARATUS FOR ALLOCATING RESOURCES FOR DEVICE-TO-DEVICE DISCOVERY - A method and apparatus for providing allocating efficient resource allocation for device-to-device (D2D) communications. Various bandwidth allocations are provided which provide for D2D discovery information to be included on a time slot, such as an uplink pilot time slot (UpPTS). By accommodating D2D discovery information on un-used available bandwidth, the base station may efficiently configure and assign radio resources for D2D and cluster communication purposes in its coverage area. | 02-28-2013 |
20130051358 | Channel Sensing in Uplink Transmission - A solution for uplink transmission in a cellular communication system is disclosed. The same uplink time-frequency resource are scheduled to at least two terminal devices, and sensing periods of unequal lengths are allocated to the at least two terminal devices. The sensing period defines a duration a terminal device senses the uplink time-frequency resource for a conflicting transmission before transmitting in the uplink time-frequency resource. | 02-28-2013 |
20130051388 | Methods and Apparatus for Multicast Transmission - Exemplary embodiments are concerned with method of controlling transmission of a set of transmissions from a source device to at least one destination device according to a multicast transmission scheme, the set of transmissions including random linear network coded packets that are to be multicast by the source device to the destination devices. These embodiments differ from this conventional approach in that the number of packets that are encoded for multicast transmission or the rate of transmission thereof is configured using feedback from the destination devices regarding their progress in decoding a previously multicast set of transmissions. | 02-28-2013 |
20130064103 | Mechanism for signaling buffer status information - There is provided a mechanism for reporting buffer status information to a communication network control element when transmission via both a licensed and an unlicensed spectrum is conducted and offloading of traffic is executed. After an offloading value indicating the amount of traffic which can be offloaded from a transmission over a licensed spectrum to a transmission over an unlicensed spectrum is estimated, the UE determines a buffer size of at least one transmission buffer used in a transmission over the licensed spectrum and the unlicensed spectrum. Then, buffer status information is sent to the eNB wherein the estimated offloading value is considered. The eNB can then allocate resources for the transmission over the licensed band while benefits by the offloading to the unlicensed band are considered in the resource allocation. | 03-14-2013 |
20130064138 | Mechanism for controlling device-to-device discovery procedcure - There is provided a mechanism for registering and attaching a UE to a D2D discovery function. After identifying an ID information of at least one PLMN assigned for a D2D discovery and communication, a request for registering and attaching the UE to the D2D discovery function at the identified PLNM is sent to the network. The network sends a grant for the D2D discovery together with an indication corresponding to an identity of the at least one PLMN used for communicating resources dedicated to the D2D discovery and communication. | 03-14-2013 |
20130072106 | Efficient Enablement For Wireless Communication On License-Exempt Bands - A fixed or Mode II device enables a Mode I device for license exempt operation by providing to it a list of available license exempt radio channels and a parameter indicating an interval at which contact verification signals CVSs are to be sent. The CVSs verify whether the list remains valid. The fixed/Mode II device then repeatedly sends contact verification signals spaced in time from one another according to the interval. In various embodiments the parameter may be an explicit indication (number of seconds or number of beacons between consecutive CVSs), or it may be implicit (derived from an ID of the fixed/Mode II or Mode I device or a frequency channel, in which the relevant ID is the parameter). A plurality of enabled Mode I devices each gets a device-specific list, and in one embodiment the interval is the same for each of them and the explicit indication is broadcast while in another the parameter is provided to each of them via unicast messages and the interval may differ. | 03-21-2013 |
20130089020 | LOCAL SELECTION OF RETRANSMITTING DEVICE IN COOPERATIVE CLUSTER TO ENHANCE CELLULAR MULTICAST - A method for local selection of a retransmitting user equipment within a cluster comprises: selecting first retransmission indication information according to a first pre-defined criterion, in response to receipt of non-acknowledgement information from at least one non-acknowledgement user equipment at which a data packet from a network node is decoded incorrectly; performing a local selection of a retransmitting user equipment within a cluster based at least in part on the first retransmission indication least one non-acknowledgement user equipment, and at least one acknowledgement user equipment at which the data packet is decoded correctly; and determining whether or not to retransmit the data packet to the at least one non-acknowledgement user equipment, based at least in part on the local selection of the retransmitting user equipment. | 04-11-2013 |
20130102314 | HANDOVER OF DIRECT PEER TO PEER COMMUNICATION - Methods and apparatus, including computer program products, are provided for D2D handovers. The method may include sending to a target base station a handover request message including a proposed common identifier for a device-to-device pair and a proposed allocation of radio resources for the device-to-device pair; receiving, from the target base station in response to the handover request message, a handover request reply message including a confirmation of the proposed allocation and of the proposed common identifier; sending to a first device of the device-to-device pair a handover command including the proposed allocation and the proposed common identifier; receiving, from a second device of the device-to-device pair, a measurement report representative of the target base station; and determining whether to initiate a handover of the second device to the target base station, wherein when the handover is initiated, the first device of the device-to-device pair and the second device of the device-to-device pair are handed over to the target base station. Related apparatus, systems, methods, and articles are also described. | 04-25-2013 |
20130109301 | D2D Discovery Process | 05-02-2013 |
20130115992 | METHOD AND APPARATUS FOR CONTROLLING WIRELESS DEVICES - A wireless device operates in a first mode in which the device can send data to and receive data from an access point. The device receives control data from the access point comprising first data indicative of a time period and second data indicative of a control parameter. The device operates in a second mode for the time period specified by the first data and on the basis of the control parameter. In the second mode, at least some circuitry of the device used for sending data and at least some circuitry of the device used for receiving data is placed in a low power state, and data to be sent to the access point is stored in a buffer of the device. After expiry of the time period, the device operates in the first mode to send the data stored in the buffer to the access point. | 05-09-2013 |
20130122893 | Discovery In Device-To-Device Communication - The specification and drawings present a new method, apparatus and software related product (e.g., a computer readable memory) for discovery of D2D devices in wireless communications, e.g., LTE systems by relating beacon/discovery resources to paging frames, so that the UE may save power being active (e.g., in the wake-up state) only during paging frames. The user equipment may receive during a paging receiving time a paging signal from the wireless network and at least one discovery signal from at least one user equipment operating in the wireless network, wherein a discovery cycle period of the at least one discovery signal is different than the paging cycle period and is determined using the paging cycle period based on a predefined rule. | 05-16-2013 |
20130128823 | Feedback Resource Mapping in Wireless Communications - A feedback radio resource in a license-exempt frequency band maps from a data radio resource to at least one frequency sub-band which the data resource excludes. The feedback resource is also spaced in time from the data resource by a predetermined interval. Feedback (ACK/NACK) for data received in the data resource is then sent in the feedback resource. In various embodiments the sub-band is one or more edges of the data resource channel, or of a license-exempt component carrier. The predetermined interval may be a function of how much of the data resource is occupied by data. The data transmitting device delays sending its data by a time offset from the end of a previous transmission on that channel, or if it does not know the end time it delays until the predetermined interval plus the length of the feedback resource have lapsed. Various synchronization aspects are also disclosed. | 05-23-2013 |
20130128830 | Feedback Resource Mapping In Wireless Communications - In an ad hoc network a feedback radio resource maps from a data radio resource to at least one frequency sub-band which the data resource excludes. The feedback resource is also spaced in time from the data resource by a predetermined interval. Feedback (ACK/NACK) for data received in the data resource is then sent in the feedback resource. In various embodiments the sub-band is one or more edges of the data resource channel, or edges of a component carrier. The predetermined interval may be a function of how much of the data resource is occupied by data. The data transmitting device delays sending its data by a time offset from the end of a previous transmission on that channel, or if it does not know the end time it delays until the predetermined interval plus the length of the feedback resource have lapsed. Various synchronization aspects are also disclosed. | 05-23-2013 |
20130130727 | METHOD AND APPARATUS FOR UTILIZING DISCOVERY SIGNALS - A method, apparatus and computer program product are provided to efficiently establish communications regardless of the radio resource control (RRC) state of the device that issues the discovery signal. In regards to a method, a cell identification and/or tracking area code is associated with a discovery signal. Thereafter, the method causes a discovery signal to be transmitted to discover another device with which to establish communications. The method also receives a paging signal in response to the discovery signal and causes communications to be established in response to the paging signal. By associating a cell identification and/or a tracking area code with at least part of the discovery signal, the paging signals may be focused in the cell and/or tracking area in which the device that issued the discovery signal is located, even when the device is in an RRC Idle state. | 05-23-2013 |
20130148640 | Mechanism for Controlling Data Transmission in Fragmentation Transmission Mode - There is provided a mechanism for controlling a transmission of data in a fragmentation transmission mode. When fragments are transmitted in a fragmentation transmission mode, it is determined whether the fragment frame is received successfully or whether an acknowledgment message for confirming a successful transmission of the fragment frame is received. In case the acknowledgment for the successful transmission of the one fragment frame is not received, or the fragment is frame is not successfully received, the fragmentation transmission mode is maintained and a retransmission of the fragment frame is initiated. | 06-13-2013 |
20130155962 | Mechanism for Resource Allocation and Transmission of Control Information to Communication Device - There is provided a mechanism usable for allocating resources and provide control information about a signal to be transmitted by a communication network element such as a D2D device on resources which may be pre-allocated or allocated directly for the signaling. A resource allocation information element is generated which indicates to resources being allocated to a specific communication function, such as D2D. A content or value of a resource allocation field indicates a control information usable for forming a signal to be transmitted via the indicated resources. By means of the value of the resource allocation field, the D2D device derives a signal characteristic or the like of the signal to be transmitted on the indicated resources. The resource indication may be implicit in the form of an indication of a pre-allocated resource, or direct by indicating a dedicated resource. | 06-20-2013 |
20130157656 | Device-To-Device Discovery and Operation - The specification and drawings present a method, apparatus and software related product (e.g., a computer readable memory) for improving device discovery and D2D operation, e.g., in LTE wireless systems, by using control signaling provided by a wireless network (e.g., by an eNB). The discovery channel/channels which conveys discovery signal/signals are configured by a network (e.g., by the eNB) and are mapped to control channel/channels (e.g., one-to-one). After sending/receiving the discovery signal/signals, the D2D devices are monitoring control channel/channels to get current information for establishing the D2D communication among these D2D devices, the current information may include a resource allocation for the D2D communication and a device list of candidates for establishing the D2D communication. | 06-20-2013 |
20130157669 | Resource Utilization in Wireless Networks - Downlink common control information communicated in a first network (such as a macro network or a small cell) between a first/macro access node and a user equipment UE is mapped to an uplink resource. The first/macro access node and UE then tune to the mapped uplink resource to send or receive dedicated control information about the UE concerning a second network (an underlay network such as a femto CSG or D2D network). In one embodiment the DCI may be within a downlink assignment indicated by P-RNTI, RA-RNTI, or SI-RNTI; and the mapping uses a control channel element which carries the P-RNTI or the RA-RNTI or the SI-RNTI. In another the mapped uplink resource is a format | 06-20-2013 |
20130157670 | Device-To-Device Discovery In Cellular Communications - The specification and drawings present a new method, apparatus and software related product (e.g., a computer readable memory) for implementing a cellular oriented mechanism such as Random Access (RA) mechanism to support device-to-device (D2D) discovery procedure and D2D connection setup for a direct D2D communication of cellular devices such as UEs, e.g., in LTE wireless systems. The network can provide D2D uplink resource(s) to UEs for setting the D2D communication based on a RACH preamble (e.g., mapped according to a predefined procedure from the discovery signal) received by the network from the UE. | 06-20-2013 |
20130159407 | METHOD AND APPARATUS FOR TRAFFIC OFFLOADING BETWEEN DEVICES - Various methods for enabling D2D connections to exchange P2P data so as to reduce traffic on a network. One example method may comprise constructing a local topology of one or more mobile terminals. The method of this embodiment may also include determining that a mobile terminal of the one or more mobile terminals has initiated a peer to peer session. The method of this embodiment may also include determining, based on the local topology, one or more mobile terminals to act as one or more seeder devices for the peer to peer session. The method of this embodiment may also include causing the local topology to be transmitted to the mobile terminal that has initiated the peer to peer session. In some example embodiments, the mobile terminal is configured to use the local topology to initiate a device to device connection for the peer to peer session. | 06-20-2013 |
20130159522 | To Wireless Communication Systems and Methods - Embodiments of the invention provide methods, devices and computer programs arranged to facilitate access to device-to-device (D2D) communication services in a communication network. One embodiment includes an apparatus for use in controlling access to a D2D communication service in a communication network, the apparatus including a processing system arranged to cause the apparatus to: receive a D2D discovery signal including data indicative of said D2D communication service; determine a verification state for the D2D communication service as one of a first verification state and a second, different, verification state, on the basis of said received D2D discovery signal, the first verification state being one in which said D2D communication service can be verified by the apparatus; and in the event that said D2D communication service is determined to be in the second verification state, transmit data indicative of said D2D communication service for verification by the communication network. | 06-20-2013 |
20130160101 | Wireless Communication Systems and Methods - Embodiments of the invention provide methods, devices and computer programs arranged to control provisioning of device-to-device (D2D) communication services in a communication network. One embodiment includes an apparatus including a processing system arranged to cause the apparatus to: assign a credential of a first type to a first D2D device; store an association between a validity condition and the credential of the first type, wherein the validity condition is dependent on a characteristic of a D2D communication service; transmit data indicative of the credential of the first type for reception by the first D2D device, said credential being for use in verification of said D2D communication service to be provided by the first D2D device to a second, different, D2D device; and maintain an operative state for the D2D communication in dependence on said association. | 06-20-2013 |
20130163447 | APPARATUSES AND METHODS IN RELATION TO SENSING OPERATION IN A CARRIER AGGREGATION SCENARIO - The present invention proposes an apparatus which comprises a communication module configured for communication in a carrier aggregation mode aggregating a primary and at least one secondary carrier, a measurement module, and a control module, configured to retrieve measurement information pertaining to a measurement to be conducted of at least one secondary carrier associated to the primary carrier in the carrier aggregation mode, and instruct the measurement module to conduct a measurement of the at least one secondary carrier based on the measurement information, determine, based on a measurement result, an extent to which the measured secondary carrier is usable for transmission. Also, a corresponding method and computer program product is proposed. | 06-27-2013 |
20130163555 | Apparatuses and Methods in Relation to Flexible Spectrum Usage for Proximity Communication - The present invention proposes an apparatus, including a communication module, configured to communicate with another apparatus in a first mode, which involves at least one network device in order to establish end-to-end communication between the apparatus and a communication counterpart, or in a second mode, which establishes direct end-to-end communication between the apparatus and a communication counterpart not involving a network device, wherein communication is based on physical resources that are allocated in time and frequency domain based on a resource grid, and a control module, configured to control the communication module to communicate in the first mode based on a first resource grid pattern or to communicate in the second mode based on a second resource grid pattern. Likewise, the present invention addresses a correspondingly adapted network entity, as well as respective methods and computer program products. | 06-27-2013 |
20130176950 | Mechanism for Controlling Transmission of Control Signal to Communication Device - There is provided a mechanism for controlling a transmission of a dedicated control signal or control information to a communication network element. Free resources of a PHICH which are linked to an UL transmission but not occupied by ACK/NACK information are determined and selected for transmitting a D2D specific control signal to a D2D device. | 07-11-2013 |
20130182610 | FAIRNESS PROVISION VIA CONTROLLING A TRANSMISSION OPPORTUNITY WINDOW IN A WIRELESS MESH NETWORK - The invention allows fairness provision in wireless mesh networks with respect to the data rate that stations communicate. A fairness metric is obtained during a mesh profile negotiation performed in order for a wireless station to join a wireless mesh network. Predetermined mesh transmission parameters of the wireless station are sent to previously joined wireless stations in a predetermined neighborhood of the wireless station. From the previously joined wireless stations their respective predetermined mesh transmission parameters are received. In response to a first predetermined event, a transmission opportunity window is determined for the wireless station based on the obtained fairness metric, the predetermined mesh transmission parameters of the wireless station, and the predetermined mesh transmission parameters of the previously joined wireless stations. | 07-18-2013 |
20130183932 | METHOD AND APPARATUS FOR NETWORK ACCESS - A method, apparatus and computer program product are provided to provide network access credentials and network access to a remote device via a proxy device. In some example embodiments, a method is provided that comprises receiving a request for network access credentials from a remote device. In some example embodiments, the network access credentials comprise identification information related to at least one SIM. The method of this embodiment may also include determining whether network access credentials are available for the remote device. The method of this embodiment may also include causing the network access credentials to be provided to the remote device in an instance in which network access credentials are available for the remote device. In some example embodiments, the network access credentials enable access to a network by the remote device via one or more proxy devices | 07-18-2013 |
20130183963 | Inter-Cell Device Discovery in Device-to-Device Communication - There are provided measures for enabling an inter-cell device discovery in device-to-device communication. Such measures may exemplarily include observing, at a device residing in a cell representing a serving cell of said device, a device-to-device discovery signal from another device residing in another cell representing a non-serving cell of said device, and modifying at least one of one or more cell reselection parameters referring to the serving cell of said device and one or more cell selection parameters referring to the non-serving cell of said device on the basis of the observed device-to-device discovery signal. | 07-18-2013 |
20130188479 | METHOD, COMPUTER PROGRAM AND APPARATUS FOR DETERMINING A BACK-OFF VALUE - One embodiment of the invention provides a method for determining a back-off window value for accessing a transmission channel. The method comprises receiving, at a first wireless node, a first set of time-varying parameters for at least one second wireless node; and using, by the first wireless node, the received first set of time-varying parameters at least partially and a second set of time-varying parameters of the first wireless node in determining a back-off window value for the first wireless node for accessing the transmission channel. | 07-25-2013 |
20130188530 | Full-Duplex Deployment In Wireless Communications - The specification and drawings present a new method, apparatus and software related product (e.g., a computer readable memory) for configuring/implementing by a network/network element a partial full-duplex in time dependent operational mode for wireless communications between UEs and the network/network element, e.g., in LTE systems. The time dependent partial full-duplex may further include bandwidth allocations for the full-duplex and half-duplex time intervals. In the half-duplex time periods, undesirable interference and self-interference effects during signal detection by the UEs and/or eNBs may be reduced to an advantage. The network may configure a time dependence of the partial full-duplex operational mode for wireless communications between UEs and the network, wherein during at least one time interval the network configures a full-duplex operational mode and during at least one other time interval the network configures a half-duplex operational mode for the wireless communications between the UEs and the network. | 07-25-2013 |
20130188536 | Full-Duplex Bandwidth Deployment - The specification and drawings present a new method, apparatus and software related product (e.g., a computer readable memory) for configuring/implementing full-duplex communications between UEs and a network on a partial frequency domain in wireless communications, e.g., in LTE systems. This may allow UEs with different transmission capabilities to operate on the same deployment bandwidth and to use time dependence of an operational mode. According to an embodiment, a network element, such as eNB, may configure a deployment bandwidth in a frequency domain for wireless communications between UEs and the network, wherein one or more full-duplex regions of the deployment bandwidth are allocated for full-duplex communications and one or more half-duplex regions of the deployment bandwidth are allocated for half-duplex communications. | 07-25-2013 |
20130188546 | Device-To-Device Discovery Resource Allocation - The specification and drawings present a new method, apparatus and software related product (e.g., a computer readable memory) for implementing a D2D discovery resource allocation by a network for D2D discovery by UEs belonging to multiple cells in a D2D discovery area, e.g., in LTE wireless systems. A network such as LTE may determine an allocation of one or more resources (UL and/or DL) for a device-to-device discovery among a plurality of UEs located in multiple cells of the network in a D2D discovery area. The allocation of the one or more resources is then may be provided by the network to the plurality of UEs for performing, using these one or more resources, the D2D discovery between any two UEs of the plurality of UEs located in the multiple cells in the D2D discovery area. | 07-25-2013 |
20130212219 | METHOD AND APPARATUS FOR FACILITATING MACHINE GATEWAY OPERATION - An apparatus ( | 08-15-2013 |
20130223294 | Methods and Apparatus for Operating Wireless Devices - A system of operating a wireless device in a wireless communication network includes selecting, by the wireless device, a preferred operating mode for use by the wireless device, the selection being made from at least a full duplex operating mode in which the wireless device can transmit and receive simultaneously on the same frequency band and a non full duplex operating mode; and transmitting a signal indicating the selected preferred operating mode to a network entity. | 08-29-2013 |
20130273924 | METHODS AND APPARATUS FOR TRANSMITTING AND/OR CONTROLLING DEVICE-TO-DEVICE DISCOVERY SIGNALS - A wireless device transmits a device-to-device discovery signal using the same transmission resource that is used for transmitting uplink retransmissions to a base station by a second wireless device. The device-to-device discovery signal is transmitted at a power that is determined in accordance with a control signal received by the wireless device from the base station. In an example, the wireless device transmits the device-to-device discovery signal on an uplink control channel established for use for sending uplink control signals to the base station. | 10-17-2013 |
20130329623 | METHOD AND APPARATUS FOR REFERENCE SYMBOL CONFIGURATION - A method, apparatus, and computer program product are provided to provide configurations for transmitting reference symbols in a wireless communication network. In the context of a method, a first set of one or more reference symbols may be caused to be transmitted by a first access point in at least one control channel of a system frame comprising a plurality of control channels and incorporating control channel frequency reuse. The reference symbols of the first set may overlap with at least one reference symbol in a second set of one or more reference symbols transmitted by a second access point. Multiple configurations for the reference symbols may also be provided, including a minimum configuration. | 12-12-2013 |
20140003373 | Apparatus and Method for Peer Discovery | 01-02-2014 |
20140010209 | METHODS AND APPARATUSES FOR FACILITATING QUALITY OF SERVICE CONTROL - Methods and apparatuses are provided for facilitating quality of service control. A method may include receiving, at a terminal apparatus, a set of one or more quality of service parameters provisioned by a serving network apparatus. The method may further include determining a configuration setting for controlling quality of service for a device-to-device connection between the terminal apparatus and another device based at least in part on at least one received quality of service parameter. The method may additionally include causing implementation of the determined configuration setting. Corresponding apparatuses are also provided. | 01-09-2014 |
20140016478 | METHOD AND APPARATUS FOR PROVIDING IMPROVED DETECTION OF OVERLAPPING NETWORKS - A method, apparatus and computer program product provide improved detection of overlapping wireless networks. In this regard, the method, apparatus and computer program product may utilize a processor, such as a processor on a wireless access point, to determine one or more parameters for a scan of a wireless network to identify overlapping networks. Wireless stations may utilize the parameters to determine the content of a scan report generated from a scan of the wireless network. The wireless stations may further utilize the parameters to determine which values should be monitored and/or recorded during the scan of the network. The wireless stations may respond to the access point with results corresponding to the parameters requested by the access point, and the access point may use the results to determine channel access parameters for other devices on the network, such as the wireless stations. | 01-16-2014 |
20140016568 | METHOD AND APPARATUS FOR FACILITATING CHANNEL SWITCHING - A method, apparatus and computer program product are provided to facilitate synchronization of one or more stations with an access point when the stations have awakened from a sleep period. In the context of a method, a channel switch announcement is caused to be provided on a first channel that indicates that an access point is to switch to a second channel. The method also provides for the access point to switch to the second channel and, following switching of the access point to the second channel, the method causes a post-announcement to be provided on the first channel indicating that the access point previously switched to the second channel. | 01-16-2014 |
20140036818 | Signaling Method To Enable Controlled TX Deferring In Mixed License and Unlicensed Spectrum In Carrier Aggregation In Future LTE-A Networks - The present invention discloses a signaling method, an apparatus and a computer program for controlled transmission signal deferring utilizing both licensed and unlicensed frequency bands for carrier aggregation. In the method, a connection is established between a User Equipment and a base station. For example, based on a sensed interference level, a transmission deferring indication is generated regarding a secondary component carrier locating on an unlicensed band, in case the secondary component carrier is occupied. This indication may be generated and sent either by the base station or by the User Equipment. Finally, the secondary component carrier is deactivated for data transmission, for deferring data transmission for a certain time period. After the deferring time has passed, the data transmission can be re-performed on the same secondary component carrier, or through switching to another secondary component carrier in unlicensed spectrum. | 02-06-2014 |
20140086175 | METHODS, APPARATUS AND COMPUTER PROGRAMS FOR CONTROLLING RETRANSMISSIONS OF WIRELESS SIGNALS - A wireless device operates in a wireless cellular network under control of a network control apparatus. The wireless device transmits a signal to the network control apparatus. The wireless device receives from the network control apparatus a negative acknowledgement of receipt of the signal in accordance with an automatic repeat request process, The negative acknowledgement indicates that the signal was not received or was not received correctly by the network control apparatus. The wireless device either does not retransmit the signal to the network control apparatus or delays the retransmission of the signal to the network control apparatus in order to avoid conflict with a device-to-device discovery signal being sent by another wireless device. | 03-27-2014 |
20140092868 | Direct Communication Among Devices - Method, operation of a method, and a result of execution of computer program instructions embodied on a non-transitory computer readable memory in a mobility management entity which determines whether a source and destination address of certain Internet protocol data flow are within a specific network in an evolved packet system for evaluating and controlling potential opportunities for device to device communication among two or more proximately located user equipment. In response to determining that the target serving gateway is the source gateway, identification information of the source user equipment is sent to a target serving gateway. | 04-03-2014 |
20140094183 | RESOURCE ALLOCATION FOR D2D COMMUNICATION - There is provided a mechanism for allocating communication resources of a cellular communication network to a D2D communication. After an eNB has configured a number of resource pools indicating a set of resources usable in the D2D communication, D2D clusters which share a same resource pool are enabled to obtain resources for their respective D2D communication. By detecting the current resource utilization state in the allocated resource pool by measurement on the UE side, it is decided whether suitable resources are available or not. An overload situation is signalled to the eNB if no suitable resource can be detected. | 04-03-2014 |
20140098763 | APPARATUS AND METHOD FOR USE IN A COMMUNICATION SYSTEM - Apparatuses and method for communication includes controlling one or more local area base stations and allocating resources of a common random access channel between the local area base stations, the resources including preambles and informing the local area base stations and user equipment within a given area about the allocation. | 04-10-2014 |
20140106757 | APPARATUS AND METHOD FOR USE IN A COMMUNICATION NETWORK - There is provided a method, comprising: acquiring, by a user terminal capable of performing proximity services with at least one other user terminal, an indication that a handover from a source cell to a target cell is to be performed; and acquiring a capability indication on whether or not a target node of the target cell is capable to support the proximity services. | 04-17-2014 |
20140112175 | Methods of Operating a Wireless Device, and Apparatus and Computer Programs Therefor - Embodiments of the present disclosure solve problems of throughput reduction due to collisions, busy medium, and deferred transmission due to overlapping wireless networks (e.g. 802.11 OBSS) by allowing devices suffering from overlapping interference to have sufficient chances to transmit and/or receive successfully. Embodiments include methods for a first device (e.g. 802.11 AP) to communicate data via a medium shared with other devices (e.g. 802.11 APs and/or STAs) located in an overlapping service area but not under common control with the first device. Embodiments also include methods for a first device (e.g. 802.11 AP) to negotiate reservation of a shared medium requested by a second device (e.g. 802.11 AP), the two devices being in overlapping service areas but not under common control. Embodiments include wireless communication devices (e.g. 802.11 APs) and computer programs or computer-readable media embodying one or more of the methods. | 04-24-2014 |
20140148142 | Apparatuses and Methods for a Communication System - Apparatuses and method for communication are provided. The solution includes determining that user equipment is out of network coverage; switching to out of network coverage operating mode; monitoring properties of out of network coverage operation; and if one or more predetermined conditions related to the properties are fulfilled controlling the transmission of a message using resources reserved to out of network coverage operation, the message comprising indication of the fulfilled conditions. | 05-29-2014 |
20140153512 | FLEXIBLE DATA FRAME DELIVERY - A method, apparatus and computer program product are provided for enhancing data exchange between an access point (AP) and station (STA) in a wireless network when the exchange must be interrupted for the AP to perform other services while data remains buffered for later exchange. AP downlinks an indicator that more data remains for exchange together with a request for the STA to enter sleep mode for a duration scheduled by the AP. Sleep duration may be sent in the medium access control (MAC) header of a data frame, with the indicator of more data and the indicator of the sleep mode request being contained in the frame control (FC) segment of the MAC header. The STA may uplink an acknowledgement (ACK) of the sleep mode. Alternatively, the AP may downlink an ACK of the STA's indication of more data confirmation together with sleep mode indication and duration. | 06-05-2014 |
20140192716 | Methods and Apparatuses for Managing Acknowledgements - A method, apparatus and computer program product are provided for designating an acknowledgment of data. A method and apparatus may designate a mode of operation, in a signal, for acknowledging receipt of data. The method and apparatus may assign an aggregation period, to the signal, including a time period in which one or more stations are designated to communicate one or more items of data to an intermediate node. The method and apparatus may also transmit the signal to enable the stations to detect the designated mode of operation and the time period of the assigned aggregation period in which to communicate the items of data to the intermediate node. | 07-10-2014 |
20140198735 | Apparatus and Method for a Communication System - Apparatus and method for communication are provided. The solution includes controlling the communication of a transceiver on shared data channels using a data channel slot including a sensing period and a data period and controlling a transceiver to communicate on common and dedicated control channels on a shared spectrum using control channel slots, each control channel slot including a downlink part and an uplink part, wherein the uplink part occurs at the same time as the sensing period of a data channel slot. | 07-17-2014 |
20140199999 | Discovery - Methods, apparatuses and a computer program product for small cell and user equipment discovery. The present invention includes obtaining information regarding small cell discovery on macro layer, obtaining information regarding user equipment discovery, determining whether the information regarding user equipment discovery depends on the information regarding small cell discovery, if it is determined that the information regarding user equipment discovery depends on the information regarding small cell discovery, building parameters for user equipment discovery based on parameters for small cell discovery included in the information regarding small cell discovery, and starting small cell discovery and user equipment discovery based on the parameters. | 07-17-2014 |
20140211702 | Apparatuses and Methods for a Communication System - A method, apparatus and computer program product are provided herein for enabling ProSe discovery via one or more signal range classes. In some example embodiments, a method is provided that comprises determining a signal range class to be associated with one or more applications based at least on one or more signal range classes that are authorized by a network entity. In some example embodiments, the signal range class is assigned a logical channel. The method of this embodiment may also include causing two or more service data units received from the one or more applications to be multiplexed into a protocol data unit based on the signal range class associated with the one or more applications. The method of this embodiment may also include causing the protocol data unit to be processed via the logical channel associated with the signal range class. | 07-31-2014 |
20140220936 | Direct Communication Among Devices - Method, operation of a method, and a result of execution of computer program instructions embodied on a non-transitory computer readable memory in a mobility management entity which identify, evaluate and control potential opportunities for device to device communication among two or more proximately located user equipment. The method or execution of computer instructions include, determining a context of a source user equipment and a context of a target user equipment, determining if the source and target user equipment are device to device communication compatible and determining if the source and target user equipment are authenticated for employing device to device communications. An alternative embodiment includes functionality in a base station. | 08-07-2014 |
20140295829 | Method, Apparatus and Computer Program for Configuring Device Communications - A set of allowed discovery cycles is stored in a radio network access node, the set consisting of a minimum discovery cycle and integer multiples thereof and each discovery cycle defining only one interval for discovery. The access node transmits in a cell an indication of a specific discovery cycle selected from the set. The access node configures at least one user equipment in the cell with a measurement gap chosen to overlap a subframe for discovery within the one interval for discovery of a different discovery cycle of the set that is in use in a neighbour cell. | 10-02-2014 |
20140323177 | Apparatus and Method of Discontinuous Operation in LTE on Shared Band - An apparatus and a method is proposed, by which transmission operation is performed during a transmission on period and transmission operation is suspended during a transmission off period, wherein counting of at least one transmission related timer is suspended during the transmission off period. | 10-30-2014 |
20140341128 | Method and Apparatus for Scaling Coverage - A method, apparatus and computer program for providing scaled coverage. An example method for use in an access point or station may comprise causing operation in a reduced coverage mode, generating a beacon comprising an indication of a reduced coverage mode in a capability field and one or more coverage scaling parameters (CSP) in an information element, and causing the beacon to be provided to one or more stations (STAs). | 11-20-2014 |
20140341208 | SYNCHRONIZATION FOR DEVICE-TO-DEVICE COMMUNICATION - Various example embodiments are disclosed. According to one example embodiment, a method may include synchronizing, by an access node in a wireless network, with a first mobile station, synchronizing with a second mobile station, compiling a device-to-device group, the device-to-device group including at least the first mobile station and the second mobile station, sending a first connection message to the first mobile station, the first connection message including timing advance parameters of both the first mobile station and the second mobile station, and sending a second connection message to the second mobile station. | 11-20-2014 |
20140348079 | Method, Apparatus and Computer Program for Controlling a User Equipment - A user equipment (UE) has established a first radio link with a serving network node and a second device-to-device (D2D) radio link directly with another user equipment (UE). In response to having D2D data to send to the other UE over the D2D radio link, the UE sends to the serving network node on the first link a request for radio resources for a layer 1 (L1) control channel; and in response to an assignment of D2D resources by the serving network node in reply to that request, the UE sends on the assigned D2D resources to the other UE the D2D data and the L1 control channel. In one example the request includes an indication of the UE's link adaptation for the L1 control channel such as format for a PDCCH or ePDCCH and/or aggregation level. | 11-27-2014 |
20140355444 | Method and Apparatus for Providing Routing - A method, apparatus and computer program for providing an indication of network capability or providing data routing. An example method for use in a user equipment may comprise receiving an indication comprising a cell identification (ID) list that includes one or more cell IDs with which a local routing path is capable of being established, determining, with a processor, whether a cell ID of a second UE is on the cell ID list, a cell of the second STA having been identified, and in an instance in which the cell ID of the second STA is on the cell ID list, causing an indication for establishment of the local routing path for communication, the local routing path being between a first cell, the first cell serving the UE, and a second cell, the second cell serving the second UE, and communication being between the UE and the second UE. | 12-04-2014 |
20140355574 | Method, Apparatus and Computer Program for Scheduling Device-to-Device Signals - A method of operating a network control apparatus in which the network control apparatus is wirelessly connected to at least one wireless device. In the method, the network control apparatus indicates a device-to-device timing advance value to said wireless device. The device-to-device timing advance value is for use by the wireless device in scheduling the transmission of a device-to-device signal to a second wireless device. | 12-04-2014 |
20140378046 | Efficient Enablement for Wireless Communication on License-Exempt Bands - A fixed or Mode II device enables a Mode I device for license exempt operation by providing to it a list of available license exempt radio channels and a parameter indicating an interval at which contact verification signals CVSs are to be sent. The CVSs verify whether the list remains valid. The fixed/Mode II device then repeatedly sends contact verification signals spaced in time from one another according to the interval. In various embodiments the parameter may be an explicit indication (number of seconds or number of beacons between consecutive CVSs), or it may be implicit (derived from an ID of the fixed/Mode II or Mode I device or a frequency channel, in which the relevant ID is the parameter). A plurality of enabled Mode I devices each gets a device-specific list, and in one embodiment the interval is the same for each of them and the explicit indication is broadcast while in another the parameter is provided to each of them via unicast messages and the interval may differ. | 12-25-2014 |
20150031353 | Apparatus, Method and Computer Program for Discovery Signalling - A first device receives a device-to-device D2D discovery signal which indicates that a second device which sent it does not have a cellular connection and/or is requesting relay to a network broader than a D2D network. In response, the first device engages in a search to find a cellular access node and reports its search results via D2D signalling. In non-limiting embodiments the indication can be explicit or may be implicit in the signal coding; the discovery signals of all devices are sent in periodic discovery signal intervals ( | 01-29-2015 |
20150043456 | Mobile Communication Networks - A wireless communications method comprises: acquiring, by a radio apparatus, information indicating a frequency hopping pattern for control data in order to perform communication of the control data on at least one frequency resource unit hopping in frequency, wherein the frequency hopping pattern defines a control data band within the shared spectrum; acquiring knowledge of a user data band defined as a function of the control data band according to a predetermined criterion in order to per-form communication of user data on at least one free frequency resource unit within the user data band, wherein the user data band is within the shared spectrum and at least partly overlapping with the control data band; acquiring knowledge of a total frequency band comprising the control data band and the user data band; and causing communication of both the control data and the user data on the total frequency band. | 02-12-2015 |
20150043488 | Method and Apparatus for a User Equipment - The present invention addresses a method, apparatus and computer program product for enabling concurrent Proximity Services and infrastructure based communication. An ability for Proximity Services application is determined, a resource of a scheduled uplink transmission, scheduled by a network, in the transmission time interval following a transmission time interval during which a discovery message for Proximity Services application has been transmitted or received is modified, wherein the resource is shortened in time, and transmission of the shortened scheduled uplink transmission is caused. | 02-12-2015 |
20150055641 | Method and Apparatus for Scaling an Idle Period - A method, apparatus and computer program product are provided to allow the idle period to be defined in a more tailored manner, such as on a per station or per class of stations basis, as opposed to on a per access point basis. In the context of a method, an indication of an idle period is caused to be provided to a station. The method also causes an association with the station to be maintained for a period of time that is at least partially defined by the idle period. The period of time for which an association is maintained with the station is different than a period of time for which an association is maintained with another station in an absence of communication with the another station. A corresponding apparatus and computer program product are also provided. | 02-26-2015 |
20150079899 | METHOD AND APPARATUS FOR DISCOVERING DEVICES AND APPLICATION USERS - A method, apparatus and computer program for discovery of network devices and application user. An example method for use in an access point or station may comprise receiving a discovery request from an application, the application running thereon, the discovery request including at least one application level identifier, causing monitoring of a discovery channel for at least one device within a proximate distance, and upon discovery of a device associated with the application level ID, providing an indication to the application of the discovery of the device. | 03-19-2015 |
20150087297 | METHOD AND APPARATUS FOR SUPPORTING PROXIMITY-BASED SERVICES - A method, apparatus and computer program product are provided to facilitate ProSe operation. In the context of a method, a mobile terminal is camped on to a second cell that does not proximity-based services (ProSe), while in a state in which context information not stored by a network. The method also determines whether signals are received from a first cell that does support ProSe and that satisfy a predefined condition, such as a predefined strength of the signals from the first cell, a predefined reliability metric, an allowed transmit power or a time for which one or more parameters will remain effective. In an instance in which the predefined condition is satisfied, the method also includes receiving discovery messages from a mobile terminal camped in the first cell, while being camped in the second cell. | 03-26-2015 |
20150195777 | METHOD AND APPARATUS FOR PROVIDING IMPROVED DETECTION OF OVERLAPPING NETWORKS - A method, apparatus and computer program product provide improved detection of overlapping wireless networks. In this regard, the method, apparatus and computer program product may utilize a processor, such as a processor on a wireless access point, to determine one or more parameters for a scan of a wireless network to identify overlapping networks. Wireless stations may utilize the parameters to determine the content of a scan report generated from a scan of the wireless network. The wireless stations may further utilize the parameters to determine which values should be monitored and/or recorded during the scan of the network. The wireless stations may respond to the access point with results corresponding to the parameters requested by the access point, and the access point may use the results to determine channel access parameters for other devices on the network, such as the wireless stations. | 07-09-2015 |