Abstract: Technology for a relay user equipment (UE) operable to act as a relay between a remote UE and an eNodeB is disclosed. The relay UE can receive, from the eNodeB, a relay configuration message that includes one or more relay configuration parameters. The relay UE can identify relay UE information associated with one or more relay parameters of the relay UE. The relay UE can determine to act as the relay for the remote UE based on the one or more relay configuration parameters and the relay UE information. The relay UE can transmit a discovery message to the remote UE in order to establish a direct connection between the relay UE and the remote UE, wherein the relay UE is configured to relay data from the eNodeB to the remote UE via the direct convection between the relay UE and the remote UE.

Abstract: A method and apparatus are disclosed to provide proximity service discovery in a wireless communication system. The method includes receiving, from a first user equipment, a discovery signal by a second user equipment for discovering or being discovered. The method further includes transmitting, from the second user equipment, a discovery check signal to a network in response to the discovery signal to check a discovery result.

Abstract: A system described herein may provide a technique for automatically mitigating excessive pings transmitted by a User Equipment (“UE”) through a wireless telecommunications network by instructing the UE to take remedial action and/or by modifying the UE's access to the network. A given UE transmitting excessive pings may be automatically identified based on dynamic thresholds which may vary based on factors such as network congestion, and the instructions may include instructions to shut down, restart, or send fewer pings. The access may be modified by modifying subscription information for the UE at a subscriber information repository.

Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for placement and scheduling of radio signal processing dataflow operations. An example method provides a primitive radio signal processing computational dataflow graph that comprises nodes representing operations and directed edges representing data flow. The nodes and directed edges of the primitive radio signal processing computational dataflow graph are partitioned to produce a set of software kernels that, when executed on processing units of a target hardware platform, achieve a specific optimization objective. Runtime resource scheduling, including data placement for individual software kernels in the set of software kernels are performed to efficiently execute operations on the processing units of the target hardware platform. The resources of the processing units in the target hardware platform are then allocated according to the defined runtime resource scheduling.

Abstract: The various embodiments of the present invention disclose a system and method for multimedia broadcast multicast service (MBMS) operation, the method comprises of receiving, by a User Equipment (UE), a common notification configuration message for a Multi-Cast Control Channel (MCCH) and System Information (SI) change from a network, identifying one or more occasions where MCCH or SI change notification is to be scheduled, configuring, by the UE, a DRX sleep and wake up occasions for the UE based on the scheduling of the MCCH and the SI change notification period, monitoring for MCCH change or SI change notification on Physical Downlink Control Channel PDCCH Format 1C scrambled with M-RNTI on wakeup occasion, determining the change notification based on DCI bits pertaining to SI and/or MCCH of one or more MBMS area, and decoding indicated SI and/or MCCH on PDSCH on CAS sub-frames and/or PMCH channel of respective areas.

Abstract: The invention discloses a wireless device and a channel selection method thereof, comprising: Step S1, a channel selection device launches into an operating state; Step S2, the channel selection device scans adjacent access devices and sends a state query request; Step S3, the channel selection device judges whether any adjacent access device is in the operating state by feedback information for the state query request; if the result shows “No”, turning to Step S5; Step S4, the channel selection device switches into a waiting state, and returning to Step S2 after a predefined first delay; and Step S5, the channel selection device maintains in the operating state, and executes an automatic channel selection, then exits. The problem of channel selection by a plurality of neighboring wireless devices is solved; a channel congestion problem is relieved; the connection quality of the wireless network is improved; and the user experience is upgraded.

Abstract: Techniques are described for providing location-based information and functionality to people and computing devices in various ways. In at least some situations, the techniques include enabling multiple people in a common geographic area to interact in various ways, such as via devices capable of communications (e.g., cellular telephones, computing devices with wired and/or wireless communications capabilities, etc.), while in other situations at least some users who are remote from a particular geographic area may be allowed to intercommunicate with one or more other users or other entities in or related to that geographic area. In addition, the techniques include enabling the creation and maintenance of location-based virtual groups of users (also referred to as “clouds”), such as for users of mobile and/or fixed-location devices. Such clouds may enable various types of interactions between group members, and may be temporary and/or mobile.

Abstract: A method of wireless communications performed by a user equipment (UE) is provided. The method includes performing an on-demand system information (SI) request procedure in a cell; and performing an error handling procedure if the on-demand SI request procedure in the cell is unsuccessful. The error handling procedure includes storing SI request failure information.

Abstract: A system for exchanging GPS or other position data between wireless devices for purposes of group activities, child location monitoring, work group coordination, dispatching of employees etc. Cell phones and other wireless devices with GPS receivers have loaded therein a Buddy Watch application and a TalkControl application. The Buddy Watch application communicates with the GPS receiver and other wireless devices operated by buddies registered in the users phone as part of buddy groups or individually. GPS position data and historical GPS position data can be exchanged between cell phones of buddies and instant buddies such as tow truck drivers via a buddy watch server. Emergency monitoring services can be set up with notifications to programmable individuals in case an individual does not respond. Positions and tracks can be displayed. TalkControl simplifies and automates the process of joining talk groups for walkie talkie services such as that provided by Nextel.

Abstract: A system for exchanging GPS or other position data between wireless devices for purposes of group activities, child location monitoring, work group coordination, dispatching of employees etc. Cell phones and other wireless devices with GPS receivers have loaded therein a Buddy Watch application and a TalkControl application. The Buddy Watch application communicates with the GPS receiver and other wireless devices operated by buddies registered in the users phone as part of buddy groups or individually. GPS position data and historical GPS position data can be exchanged between cell phones of buddies and instant buddies such as tow truck drivers via a buddy watch server. Emergency monitoring services can be set up with notifications to programmable individuals in case an individual does not respond. Positions and tracks can be displayed. TalkControl simplifies and automates the process of joining talk groups for walkie talkie services such as that provided by Nextel.

Abstract: Provided are a method for reporting a power headroom and an apparatus using the same. The apparatus computes and reports a power headroom for a physical uplink shared channel (PUSCH) that is transmitted in a first transmission period of a first band having a first subcarrier interval. The power headroom is computed on the basis of at least one second transmission interval of a second band having a second subcarrier interval which overlaps with the first transmission interval.

Abstract: A base station for a mobile communications network is disclosed, in which the base station includes a plurality of transmitters, in which each transmitter is configured to provide transmit radio signals to a plurality of mobile terminals; and a plurality of receivers, in which each receiver is configured to detect receive radio signals from the plurality of mobile terminals. The base station also includes a processor configured to interrogate each of the plurality of the mobile terminals for an indication of signal quality of a signal received by the mobile terminal; and to assign each of the plurality of the mobile terminals to one of two groups based on the received indications of signal quality. The mobile terminals assigned to the first group are those that indicate relatively low signal quality and the mobile terminals assigned to the second group are those that indicate relatively high signal quality.

Abstract: A Multicast-Broadcast over a Single Frequency Network (MBSFN) message may be multicasted to a cluster of network elements. Using multicasting or unicasting based on a number of unacknowledged network elements of the cluster of network elements, the MBSFN message may be retransmitted to unacknowledged network elements in the cluster of network elements, subsequent to a time period to receive an acknowledgement message from a first and a second network element.

Abstract: Provided are a method for reporting a power headroom and an apparatus using the same. The apparatus computes and reports a power headroom for a physical uplink shared channel (PUSCH) that is transmitted in a first transmission period of a first band having a first subcarrier interval. The power headroom is computed on the basis of at least one second transmission interval of a second band having a second subcarrier interval which overlaps with the first transmission interval.

Abstract: A technique for facilitating the management of a wireless database related to station records and radio-frequency (RF) information by reducing unnecessary sharing of the data among wireless switches, thus enhancing efficiency in a wireless network. A system constructed according to the technique includes a collection of wireless switches with each switch having associated access points (AP), an AP database distributed throughout the collection of wireless switches, and at least one station radio frequency (RF) database. The AP database includes data associated with ownership of the AP's by the switches, and the station RF database includes wireless station information and RF information. AP radio adjacency is determined by whether an AP owned by a specific switch can detect the other AP owned by another switch. The station and RF information database is shared only within the subset of switches that have AP radio adjacency.

Abstract: Disclosed herein are a method of operating in an extended discontinuous reception (eDRX) mode in an idle mode, including transmitting, to a network entity, a first message containing eDRX information for requesting operation in the eDRX mode, receiving, from the network entity, a second message corresponding to a response to rejection of the first message, the second message containing information indicating that the network entity is in a congested state as a cause of rejection of the first message, a time value for retransmitting the first message, and an eDRX parameter for operation in the eDRX mode, and initiating operation in the eDRX mode based on the eDRX parameter, and an terminal for the same.

Abstract: The present disclosure provides a method for performing initial setup with a connection acceptance device by a connection request device, the method comprising the operations of: performing an association procedure with a configurator; transmitting a first probe request message to the configurator; receiving a first probe response message including information required for a connection to the connection acceptance device from the configurator; driving a timer and transmitting a second probe request message to the connection acceptance device; receiving a second probe response message from the connection acceptance device; and starting a secure connection to the connection acceptance device when the second probe request message is received before the timer has expired, and information included in the second probe response message coincides with the information required for the connection, which is included in the first probe response message.

Abstract: In aspects of visual mapping of geo-located tagged objects, a mobile device includes a mapping module that receives map data of a geo-fenced area from a controller device of the geo-fenced area. The mobile device can scan for wireless-enabled devices within a geo-fenced area, and receive a designation input of a tagged object that corresponds to one of the wireless-enabled devices. The mapping module is implemented to generate a visual mapping that displays a route from the mobile device to the tagged object based on the map data. The mapping module can receive object metadata about the tagged object as the mobile device approaches the tagged object along the route of the visual mapping, and a 3D visual representation of the tagged object is displayed based on a received 3D object model of the tagged object.

Abstract: A method, apparatus and computer program product are provided to facilitate the transition of user equipment between basic service sets within a WLAN or from a basic service set within a WLAN to a cellular data link of a cellular network. In the context of a method from the perspective of the user equipment, a message is received that identifies one or more basic service sets or cellular data links to which user equipment is potentially capable of transferring. For each basic set or cellular data link, the method includes determining from the message whether the respective basic service set or cellular data link is a candidate to permit an internet protocol (IP) address of the user equipment to be preserved following the transfer. The method includes an indication associated with each respective basic service set or cellular data link to identify whether the IP address of the user equipment is able to be preserved following the transfer thereto.

Abstract: Wireless mesh networking protocols for directional transmissions in the PHY layer over multiple hops between a mix of mesh and non-mesh stations (STAs). Joint beamforming (BF) training and mesh network discovery is described including adaptive signaling with the mesh network. The mesh networking protocol can be utilized in a mix of wireless nodes including portals, access points (APs), personal control points (PCPs), and mesh stations (STAs).

Abstract: The present specification may provide a method for performing discovery by a seeker terminal in a wireless communication system. In this instance, the method by which a seeker terminal performs discovery may comprise the steps of: transmitting a first frame associated with discovery, by the seeker terminal, to an advertiser terminal; receiving, from the advertiser terminal, a second frame in response to the first frame; and discovering a matching P2P terminal on the basis of the received second frame. The seeker terminal may transmit the first fame by operating in only a search mode, without a listen mode and a scan mode; the advertiser terminal may transmit the second frame by operating in only a listen mode: and the seeker terminal and the advertiser terminal may perform discovery in only a first channel.

Abstract: This disclosure provides systems, methods, and apparatuses for operating a wireless station in a multiple basic service set identifier (BSSID) set including a transmitted BSSID (Tx BSSID) and a number of non-transmitted BSSIDs (non-Tx BSSIDs). In some implementations, the wireless station may receive a trigger frame containing a number of association identifier (AID) values based on a group AID mapping contained in a partial virtual bitmap of a traffic indication map (TIM) element, and may determine whether the trigger frame allocates one or more random resource units (RUs) for use by the station based on one or more of the AID values contained in the trigger frame.

Abstract: Disclosed is a communication method that prevents excess message transmission and improves the efficiency of a communication system. The method includes transmitting a first connection request message for a service connection to a network by an electronic device, receiving a first connection reject message for the first connection request from the network, abstaining from retransmission of the connection request to the network based on the first connection reject message, determining whether an operation configured in the electronic device belongs to a condition set by the electronic device based on at least a portion of the abstinence operation, and when determining that the operation belongs to the condition, transmitting a second connection request message to the network.

Abstract: Techniques for allowing a base station indicating reconfiguration for user equipment to detect whether an RA procedure performed in response to the reconfiguration indication is successful or unsuccessful. A user equipment with dual connectivity functionality communicates with a master base station and a secondary base station simultaneously, and includes a transmission and reception unit that transmits and receives radio signals to/from the master and secondary base stations; an RA processing unit that performs a random access (RA) procedure; and a timer management unit that activates a timer upon detecting an RA procedure activation event for triggering activation of the RA procedure for the secondary base station. If the RA procedure performed in response to detection of the RA procedure activation event has not been completed before expiration of the timer, the timer management unit indicates that the triggering base station that the RA procedure has not been completed.

Abstract: A system for exchanging GPS or other position data between wireless devices for purposes of group activities, child location monitoring, work group coordination, dispatching of employees etc. Cell phones and other wireless devices with GPS receivers have loaded therein a Buddy Watch application and a TalkControl application. The Buddy Watch application communicates with the GPS receiver and other wireless devices operated by buddies registered in the users phone as part of buddy groups or individually. GPS position data and historical GPS position data can be exchanged between cell phones of buddies and instant buddies such as tow truck drivers via a buddy watch server. Emergency monitoring services can be set up with notifications to programmable individuals in case an individual does not respond. Positions and tracks can be displayed. TalkControl simplifies and automates the process of joining talk groups for walkie talkie services such as that provided by Nextel.

Abstract: A content distribution platform may include processing circuitry having a processor and memory. The memory may store a plurality of content items associated with at least one content library. The processor may be configured to enable assignment of tags to the food preparation assets. Each tag may define an association between a respective one of the assets and a characteristic of the respective one of the assets to enable the content distribution platform to distribute the content items on the basis of the tags.

Abstract: Techniques for aggregating heterogeneous carriers in a wireless communication system are disclosed. A mobile device may receive a configuration for aggregating a plurality of component carriers including one or more cellular carriers and a wireless local area network (WLAN) carrier. The one or more cellular carriers may include LTE carriers, and aggregation may be performed at a sub-IP protocol layer of operation. In one aspect, protocol entities may be modified to perform quality of service determinations, carrier selection, traffic mapping, or the like, in view of the different capabilities and characteristics of the heterogeneous carriers in the carrier aggregation configuration.

Abstract: Provided are a wireless communication apparatus and a reference signal generating method, wherein inter-cell interference is reduced inside and outside a CoMP set. A CoMP mode setting unit (101) sets whether the terminal (100) thereof is a CoMP terminal or a Non-CoMP terminal. When the terminal (100) is set as a Non-CoMP terminal, the hopping pattern calculating unit (104) calculates a ZC sequence number to be used as the transmission timing, from among all the ZC sequence numbers that can be used within the system. When the terminal (100) is set as a CoMP terminal, the hopping pattern calculating unit (104) calculates a ZC sequence number to be used as the transmission timing, by hopping the ZC sequence numbers to be used within the CoMP set. A ZC sequence generating unit (105) generates a ZC sequence to be used as an SRS, using the calculated ZC sequence number.

Abstract: The present application is at least directed to an apparatus on a 5G network. The apparatus includes a non-transitory memory including instructions stored thereon for performing configuration of an initial access signal in the 5G network. The apparatus also includes a processor, operably coupled to the non-transitory memory, capable of executing an instruction of monitoring transmission of a downlink sweeping subframe including a beam sweeping block carrying a downlink initial access signal. The processor is capable of also executing the instruction of detecting the downlink initial access signal carrying a synchronization channel. The processor is capable of also executing the instruction of determining, based on the synchronization channel, an identity of the beam sweeping block associated with the downlink initial access signal. The present application is also directed to an apparatus configured to perform downlink synchronization of a cell in the 5G network.

Abstract: A method of handling a RRC connection resume procedure between a first layer and a second layer of a communication device, the method comprises the first layer in a first idle mode with suspend indication transmit a first request message for resuming a RRC connection and at least one first identity parameter to the second layer, after receiving a suspend indication from the second layer; the second layer transmit the RRC connection resume request message to the network, after receiving the first request message from the first layer; the second layer receive a first RRC connection setup message from the network, after transmitting the RRC connection resume request message to the network; and the second layer transmit a first RRC connection setup complete message comprising the at least one first identify parameter to the network, after receiving the first RRC connection setup message from the network.

Abstract: Environmental signals are used to determine when to prompt a user to enable location sharing on their computer devices. These environmental signals may include the current location of the user being an unusual location for the user or a location that is tagged as a known social location such as a concert venue, stadium, or park. The environmental signals may also include one or more friends of the user being near the user. If the user chooses to enable location sharing in response to the prompt, the location of the user may be shared with some or all of their friends, or just the friends that have been determined to be near the user. After some amount of time has passed, or the environmental signals have changed, the location sharing may be automatically disabled for the user.

Abstract: An apparatus and methods are provided for conducting wireless data communications, particularly real-time data communications, in a communication environment that includes a restricted channel (e.g., a channel subject to Dynamic Frequency Selection or DFS). Two or more mobile communication/computing devices (e.g., smart phones, tablet computers) participate in a peer-to-peer network and engage in data communications while one or more of them operate on the restricted channel (e.g., to maintain an infrastructure communication connection). Their channel sequences are configured to maximize the efficiency of the data communication while satisfying restrictions of the restricted channel or avoiding that channel, and only require them to monitor one beacon interval. One or more of the devices may strategically roam to the restricted channel or away from the restricted channel, depending on which action will provide greater communication throughput or efficiency.

Abstract: A method for searching for a network includes adding a mode in which a terminal searches for a WCDMA network to a list of modes in which the terminal searches for communication networks, when a SIM card inserted in the terminal belongs to a first operator not supporting a WCDMA standard; searching for a first WCDMA network operated in a visited place when the terminal roams to the visited place, and residing in the first WCDMA network to acquire location information of the visited place; and registering in a second WCDMA network operated in the visited place, according to the location information of the visited place. A terminal is also provided.

Abstract: A system for exchanging GPS or other position data between wireless devices for purposes of group activities, child location monitoring, work group coordination, dispatching of employees etc. Cell phones and other wireless devices with GPS receivers have loaded therein a Buddy Watch application and a TalkControl application. The Buddy Watch application communicates with the GPS receiver and other wireless devices operated by buddies registered in the users phone as part of buddy groups or individually. GPS position data and historical GPS position data can be exchanged between cell phones of buddies and instant buddies such as tow truck drivers via a buddy watch server. Emergency monitoring services can be set up with notifications to programmable individuals in case an individual does not respond. Positions and tracks can be displayed. TalkControl simplifies and automates the process of joining talk groups for walkie talkie services such as that provided by Nextel.

Abstract: Techniques are described for providing location-based information and functionality to people and computing devices in various ways. In at least some situations, the techniques include enabling multiple people in a common geographic area to interact in various ways, such as via devices capable of communications (e.g., cellular telephones, computing devices with wired and/or wireless communications capabilities, etc.), while in other situations at least some users who are remote from a particular geographic area may be allowed to intercommunicate with one or more other users or other entities in or related to that geographic area. In addition, the techniques include enabling the creation and maintenance of location-based virtual groups of users (also referred to as “clouds”), such as for users of mobile and/or fixed-location devices. Such clouds may enable various types of interactions between group members, and may be temporary and/or mobile.

Abstract: Systems and methods for performing offline charging for group communications. One embodiment is an application server that identifies data for a group communication, identifies an encryption code assigned to the group, encrypts the data for the group communication using the encryption code, and initiates delivery of the encrypted data for the group communication to the group of mobile devices over an MBMS bearer. The application server collects charging information related to the group communication using MBMS delivery, formats the charging information into an offline charging communication, and transmits the offline charging communication to an offline charging system.

Abstract: Embodiments are provided herein for improving carrier aggregation for wireless networks. A plurality of bandwidth channels are assigned to a basic service set (BSS) for transmissions. Specifically, the bandwidth channels are divided into multiple channel segments corresponding to multiple primary or alternate primary channels. A channel segment possibly further includes one or more additional secondary channels. The locations of the primary or alternate primary channels that correspond to the channel segments of the BSS are then broadcasted in the network. When a station or AP receives this BSS information, it searches for an available primary or alternate primary channel of the BSS to begin transmission. Upon detecting an available primary channel or alternate primary channel that is not used for another transmission, the station or AP transmits data on the channel segment corresponding to the detected primary or alternate primary channel.

Abstract: An access node (100) of a wireless communication network assigns a selection probability to each of a plurality of frequency channels. On the basis of the selection probabilities, the access node (100) randomly selects one of the frequency channels as current operating frequency channel of the access node (100). Further, the access node (100) determines a channel quality of the current operating frequency channel. In response to the channel quality of the current operating frequency channel complying with a configured selection criterion, the access node (100) maintains the current operating frequency channel.

Abstract: The present disclosure provides an information transmission method and an information transmission device. The information transmission method includes a step of transmitting, by a network-side device, at least one of information about a power back-off value, information about a resource allocation mode and DRX configuration information to a UE in accordance with information about a type or a capability level of a PA reported by the UE.

Abstract: A device and method for transmitting a frame in a wireless LAN, with the method including the steps of: transmitting, by an AP, an RTS frame for medium protection to a first STA set; receiving, by the AP, CTS frames, in sequence, from each of a plurality of STAs included in a second STA set in response to the RTS frame, the second STA set being included in the first STA set; and transmitting, by the AP, each of a plurality of PPDUs to each of the plurality of STAs via each of a plurality of subbands for each of the plurality of STAs on an overlapping time resource.

Abstract: Per-station realm lists are dynamically generating per-station for hot spot connections to access points by roaming stations. A query for a list of realms is received from a roaming station when connecting to a hot spot. Using an MAC address or other station identity, a list of available realms narrowed to a subset of per-station realms sent to the station. Narrowing is performed on-the-fly with respect to at least one aspects. A last N realms are retrieved from a database record searched by MAC address. The list is further narrowed by removing realms that are inaccessible or otherwise recently shown to have bad link quality. Additional ranking factors can narrow or rearrange the realm list based on financial agreements, popularity, trends, and the like. A selection from the list of realms is received from the station. The access point then authenticates the station with the selected realm.

Abstract: A mobile phone according to an embodiment includes an acceleration sensor, a communication unit, and a controller. The acceleration sensor detects acceleration value. The communication unit performs communication. When determining that a moving state changes to a stopped state based on the acceleration value detected by the acceleration sensor, the controller is configured to cause power of the communication unit to turn on.

Abstract: The present document discloses a method for transmitting/receiving signals using direct device-to-device (D2D) communication by using similar random access procedures in a wireless communication system, and a device therefor. To this end, one aspect of the present invention provides a method whereby a base station supports the device-to-device (D2D) communication of a terminal in idle mode in a wireless communication system, the base station according to the method: receiving a first message, which corresponds to one among a predetermined number of signatures for D2D communication, from a D2D transmission terminal; and transmitting a second message, which comprises control information for D2D signal reception, to one or more D2D reception terminals including a terminal in idle mode, wherein the second message allows the terminal in idle mode to receive a third message comprising a D2D broadcast or groupcast signal transmitted by the D2D transmission terminal.

Abstract: Embodiments provide an MTC device communication method, device, and system. A second network element receives, a query message sent by a first network element after the first network element identifies that a type of a received short message is a preset-type short message. The query message comprises an identifier of a receiver of the short message and an identifier of a sender of the short message. The second network element checks whether the sender is authorized to send the preset-type short message to the receiver. The second network element sends a message to the first network element indicating whether or not to send the short message to the receiver.

Abstract: A system for exchanging GPS or other position data between wireless devices for purposes of group activities, child location monitoring, work group coordination, dispatching of employees etc. Cell phones and other wireless devices with GPS receivers have loaded therein a Buddy Watch application and a TalkControl application. The Buddy Watch application communicates with the GPS receiver and other wireless devices operated by buddies registered in the users phone as part of buddy groups or individually. GPS position data and historical GPS position data can be exchanged between cell phones of buddies and instant buddies such as tow truck drivers via a buddy watch server. Emergency monitoring services can be set up with notifications to programmable individuals in case an individual does not respond. Positions and tracks can be displayed. TalkControl simplifies and automates the process of joining talk groups for walkie talkie services such as that provided by Nextel.

Abstract: A method and system to deliver updated system information to one or more victim User Equipments (UEs) in connected mode within the dominant co-channel interference region in Heterogeneous Network (HetNet) environment is disclosed. The method enables the base station of a victim cell to trigger one or more victim UEs in the region of co-channel interference to apply a new signaling procedure for acquiring a new message block to be delivered by the victim cell. The method provides an error handling procedure for system information acquisition failure by the victim UE in the dominant co-channel interference region of the victim cell in HetNet. The method improves reliability of updated system information delivery and improves probability of system information acquisition in region of dominant co-channel interference.

Abstract: Methods and systems for selective scanning and connecting to a wireless network are described. In an example, a mobile device may be configured to scan for availability of a wireless network and measure, at the mobile device, signal strengths of a wireless signal from the wireless network. Also, the mobile device may be configured to determine a rate of signal strength change for the wireless signal from the wireless network based on the measured signal strengths; and compare the rate of signal strength change to a threshold value. If the rate of signal strength change is less than the threshold value, the mobile device may be configured to establish a connection with the wireless network; if not, the mobile device may be configured to stop scanning for the wireless network.

Abstract: A system for exchanging GPS or other position data between wireless devices for purposes of group activities, child location monitoring, work group coordination, dispatching of employees etc. Cell phones and other wireless devices with GPS receivers have loaded therein a Buddy Watch application and a TalkControl application. The Buddy Watch application communicates with the GPS receiver and other wireless devices operated by buddies registered in the users phone as part of buddy groups or individually. GPS position data and historical GPS position data can be exchanged between cell phones of buddies and instant buddies such as tow truck drivers via a buddy watch server. Emergency monitoring services can be set up with notifications to programmable individuals in case an individual does not respond. Positions and tracks can be displayed. TalkControl simplifies and automates the process of joining talk groups for walkie talkie services such as that provided by Nextel.

Abstract: Various systems and methods are provided for channel estimation. These systems and methods (a) determine a coherence bandwidth for the channel, (b) adapt the channel estimation based on the coherence bandwidth, and (c) perform channel estimation by transmitting a channel estimation symbol over a channel. In some embodiments, the channel estimation is adapted based on the coherence bandwidth. This may include selecting a number of channel estimation symbols to transmit in a packet. Additionally, the number of channel estimation symbols transmitted in a packet can be selected by increasing the number of channel estimation symbols when the coherence bandwidth of the channel is high or decreasing the number of channel estimation symbols when the coherence bandwidth of the channel is low.

Abstract: The present disclosure describes methods and apparatus for advertising a service in a wireless network via surrogacy. A principal (e.g., first) wireless communication device may request via a first wireless channel that an agent (e.g., second) wireless communication device (i) act as a surrogate and (ii) function in accordance with a social announcement scheme, which is associated with a second wireless channel, and with regard to a service that is available. The principal wireless communication device may have offered services or wanted services. The agent wireless communication device may perform an announcement operation with other wireless communication device(s) on behalf of the principal wireless communication device via the second wireless channel to discover or advertise a service that is available.