Patent application number | Description | Published |
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 |
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 |
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the second access node; the support node sends a query for the information when previously collected information is outdated; the support node sends to the first access node a preferred set of whitespace channels and/or virtual channelization; and the support node sends parameters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 |
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 |
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 |
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 |
20120259985 | METHOD AND APPARATUS FOR ENABLING WIRELESS CONNECTIVITY - A method for providing improved wireless connectivity for wireless devices operating in a heterogeneous multi-RAT environment may include receiving, at a network device, information indicative of one or more radio access technologies detected by a user equipment (UE) in corresponding locations where the received information is received in connection with a session initiation protocol (SIP) procedure, and causing provision of the received information to an access network discovery and selection function (ANDSF). A corresponding apparatus and computer program product are also provided. | 10-11-2012 |
20120263123 | SENSING CONFIGURATION IN CARRIER AGGREGATION SCENARIOS - The present invention proposes methods, devices and computer program products in relation to a communication module configured for communication in a carrier aggregation mode aggregating a primary and at least one secondary carrier. Scheduling information is carried in a control channel of one of the carriers, the scheduling information being associated to a respective one of said aggregated carriers and designating search spaces for payload in a payload channel of said respective aggregated carrier. Sensing is performed responsive to a sensing command added to the scheduling information associated to said at least one secondary carrier, which sensing command commands sensing to be performed on said at least one secondary carrier. | 10-18-2012 |
20120264440 | ENHANCEMENTS IN CHANNEL RELIABILITY IN SCENARIOS OPERATING ON SHARED BAND - The present invention proposes methods and devices for mobile communication deployed on shared bands, which enhance reliability of channels such as control channels. According to an aspect thereof, at a communication terminal, a list of channels useable for communication is maintained, information on the usability of a currently used channel is obtained, and it is switched to one of the channels of the list of useable channels if the currently used channel becomes unusable. The invention encompasses also corresponding computer products as well as methods, devices and computer products residing at a network node. | 10-18-2012 |
20120294163 | Apparatus and Method for Direct Device-to-Device Communication in a Mobile Communication System - The invention concerns a method and an apparatus implementing the method. In the method at least one synchronization signal is received from a base station to a mobile node, which determining timing based on the at least one synchronization signal, for example, a group of orthogonal frequency division multiple access resource elements. The mobile node transmits an uplink radio resource reservation request to a base station. The mobile node receives from the base station an assignment of a radio resource dedicated for radio transmission to a remote node, the radio resource being within a band having a transmission power upper limit. The mobile node transmits a signal to the remote mobile node on the radio resource based on the timing determined. | 11-22-2012 |
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 |
20120300712 | Channel Access Control - There are provided measures for channel access control. Such measures may exemplarily comprise obtaining a contention window assignment including at least an assignment of a size of a contention window for contention-based channel access, accessing at least one logical channel in a contention-based manner according to the contention window assignment, including allocating resources to the at least one logical channel for data transmission, and modifying the size of the contention window based on a result of the resource allocation in terms of an aggregated bit rate allocated for data transmission and an aggregate target bit rate requirement of prioritized bit rates of the at least one logical channel. | 11-29-2012 |
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 |
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 |
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 |
20130028177 | Network Controlled Filtering Over Wireless Device Communications - There is stored in a memory an association between each n | 01-31-2013 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
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 |
20140038609 | MEASUREMENT REPORTING - A network sends downlink a neighbor frequency list for redirection (with at least one neighbor frequency) for measurement, for example event-triggered measurement. For each frequency in the list which a user equipment UE finds to satisfy one or more criteria, for example event-triggering criteria, the idle-state or semi-idle-state UE then takes a measurement of the neighbor frequency and checks whether the measurement satisfies reporting criteria. The UE sends to its serving cell an indication of the neighbor frequency or frequencies whose measurement meets the reporting criteria, without reporting the measurement, such as in a RRC Connection Request message. The serving cell then redirects the UE to establish a connection on a target frequency selected from the indicated neighbor frequencies, and this redirect may be in a RRC Connection Reject message. | 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 |
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 |
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 |
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 |
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 |
Patent application number | Description | Published |
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 |
20120264468 | SENSING CONFIGURATION IN CARRIER AGGREGATION SCENARIOS - The present invention proposes methods, devices and computer program products in relation to a communication module configured for communication in a carrier aggregation mode aggregating a primary and at least one secondary carrier. Scheduling information is carried in a control channel of one of the carriers, the scheduling information being associated to a respective one of said aggregated carriers and designating search spaces for payload in a payload channel of said respective aggregated carrier. Sensing is performed responsive to a sensing command added to the scheduling information associated to said at least one secondary carrier, which sensing command commands sensing to be performed on said at least one secondary carrier. | 10-18-2012 |
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 |
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 |
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 |
20130109301 | D2D Discovery Process | 05-02-2013 |
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 |
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 |
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 |
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 |
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 |
20140177517 | Methods and Apparatuses for Facilitating Communications - A method, apparatus and computer program product are provided for scheduling or assigning a transmission opportunity. A method and apparatus may assign a relay transmission opportunity to at least one intermediate node designating a resource, among a plurality of resources, of a scheduled transmission opportunity of a signal. The intermediate node is assigned to communicate with at least one designated station during the designated time period. The method and apparatus may broadcast information of the signal to enable the designated station to detect data of the signal indicating that the station is assigned to communicate with the intermediate node during the designated resource of the scheduled transmission opportunity. | 06-26-2014 |
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 |