Abstract: The invention relates to a method, a satellite, and a system or an arrangement with at least one satellite for detecting flying objects that are located in the vicinity of a planet, planetoid or similar celestial bodies. The invention further relates to the use thereof for carrying out said method and particularly to a constellation of LEO satellites (LEO=Low Earth Orbit) as an early warning of ballistic missiles, wherein said constellation comprises only satellites on equatorial orbits or orbits with low inclination. Satellite constellations in the low earth orbit (LEO) for missile detection are used for early warning of ballistic missiles, either by detecting the combustion phase of the flying object or by detection during the free-flight phase. The viewing direction of the sensors can be directed directly toward the earth or at an angle past the atmosphere.

Abstract: Disclosed embodiments may help a balloon network to provide substantially continuous service in a given geographic area. An example method may be carried out at a balloon that is at a location associated with the first geographic area in a balloon network that includes a plurality of geographic areas. The balloon may determine that it should update its balloon-state in accordance with a balloon-state profile for the first geographic area. Then, in response, the balloon may determine the balloon-state profile for the first geographic area, which may include one or more state parameters for balloons operating in the first geographic area. The balloon may then operate according to the balloon-state profile for the first geographic area.

Abstract: A system for providing mobile interactive satellite services includes a satellite operable to communicate with mobile units, a terrestrial base transceiver station operable to communicate with mobile units, and a ground station in communication with the satellite and the terrestrial base transceiver station to provide mobile interactive satellite services. The mobile interactive satellite services include a multicast component and an interactive component such that the ground station provides both the multicast component and the interactive component using the satellite, with the terrestrial base transceiver station used to provide an ancillary terrestrial component. A device for communicating with a mobile interactive satellite service system includes an antenna, a transceiver coupled to the antenna and operable to communicate with a mobile interactive satellite service system, a user input device, an output device, a processor unit, and a network interface.

Abstract: A method of selecting a network node with which a mobile terminal is to establish a connection for wireless communication. The method comprises generating a ranked list of network nodes that are available to the mobile terminal for establishing the connection, each of the available network nodes being ranked based on historical data relating to a plurality of different radio characteristics of the network node and on weighting factors associated with the plurality of different radio characteristics, each of the weighting factors having a value that is determined based on historical data relating to one or more mobile terminal usage characteristics; and selecting the network node for establishing the connection with the mobile terminal based on the ranked list of network nodes.

Abstract: Systems and methods for providing a visualization of satellite sightline obstructions are provided. An example method includes identifying an approximate position of a receiver antenna. The method further includes providing a rendering of a physical environment surrounding the receiver antenna for display within a user interface. The user interface can be provided on a display. Satellite positional data associated with the position of a satellite is accessed and a sightline between the approximate position of the receiver antenna and the position of the satellite is determined. The method further includes presenting the sightline within the user interface in association with the rendering. An example system includes a data capture system and a computing device to provide a visualization of satellite sightline obstructions.

Abstract: The invention provides for a method and a node for integrating the devices (20a-20g) of a meshed multi-hop network (20) in a mobile communication network (10). The method comprises the following steps: attaching at least one device of said meshed multi-hop network to said mobile communication network, retrieving, in at least one node of said mobile communication network, from at least one base station of said mobile communication network, information about the devices of said meshed multi-hop network that may be accessed through said base station, and storing, in said node (11) for each device, said information such that said node knows, for each device, through which base stations (23) it may be accessed. Thereby, the meshed multi-hop network is integrated in the mobile communication network.

Abstract: A method and apparatus for performing a handover during a device-to-device communication in a wireless access system are disclosed. More particularly, the method comprises: a first device sensing a handover state by considering a link quality with a second device while performing device-to-device communication with the second device; the first device measuring channel quality with respect to neighboring devices by using a reference signal that is transmitted from the neighboring devices; the first device transmitting a handover request message to a relay device in order to start handover the relay device selected from the neighboring devices based on measuring channel quality; the first device receiving from the relay device a handover completion message indicating the completion of resource allocation; and the first device performing the device-to-device communication with the second device by using a resource that is allocated by the relay device.

Abstract: An observation satellite is used for obtaining information about electromagnetic energy emitted from the earth. The observation satellite orbits the earth in an orbit having an inclination larger than 90° and smaller than 270°. Further, the observation satellite comprises at least one receiving antenna, the at least one receiving antenna having a receiving pattern directed towards the earth, and suitable for receiving electromagnetic energy in the radio frequency range as the observation satellite is orbiting relative to the surface of the earth. The observation satellite also comprises a transmitter configured for at least one of: (i) retransmitting the received electromagnetic energy, (ii) transmitting information representing the received electromagnetic energy, and (iii) transmitting information derived from the received electromagnetic energy. The invention also relates to systems and methods therefor.

Abstract: The remote communications system, intended for low-throughput data transfer between at least two users located substantially on the surface of a celestial body, includes: a plurality of transmitting/receiving surface terminals, each associated to a user, one or more geostationary element installed on board satellites placed in geostationary orbit around the celestial body, these geostationary elements being able to transmit data from and to a predefined coverage area on the surface of the celestial body with a line of sight to the geostationary satellite, and one or more signal repetition element for the signals transmitted and/or received from the geostationary elements to the surface terminals these traveling repetition elements being on board satellites moving in a traveling orbit; the same frequency band is used for communications between the surface terminals and the traveling elements and for communications between the traveling elements and the geostationary elements.

Abstract: An embodiment of the time-variant channel estimation in an OFDM transmission system envisages the operations of: a) determining the received signal vector Yj,k for one or more of R receiving antennas, j=1, . . .

Abstract: Disclosed is a wireless communication device that can suppress an increase in power consumption of a terminal while preventing the degradation of SINR measurement precision resulting from TPC errors in a base station. A terminal (100) controls the transmission power of a second signal by adding an offset to the transmission power of a first signal; an offset-setting unit (106) sets an offset correction value in response to a transmission time gap between a third signal transmitted the previous time and the second signal transmitted this time; and a transmission power control unit (111) controls the transmission power of the second signal using the correction value.

Abstract: A system, method, and apparatus for integrated resource planning for satellite systems are disclosed. The method involves obtaining user communication demand for at least one region. The method further involves generating a beam map comprising at least one beam for each of the regions according to the user communication demand. Also, the method involves generating at least one configuration profile for the satellite system by using the beam map. Additionally, the method involves performing a performance analysis by comparing: the user communication demand versus one of the configuration profiles, the user communication demand versus actual communication demand, one of the configuration profiles versus the actual communication demand, and/or one of the configuration profiles versus another one of the configuration profiles.

Abstract: A vehicle computer system comprising a transceiver in a vehicle configured to wirelessly connect with a nomadic device, wherein the nomadic device is capable of running a contextual application which operates at least in part based on vehicle environment data. The vehicle computer system further comprises one or more vehicle modules configured to receive environment data and capable of causing the transceiver to provide the vehicle environment data to the nomadic device for processing by the contextual application.

Abstract: A system and method for relaying transmissions in wireless communications is provided. A method for combined relay node operation includes determining an operating mode of the combined relay node, where the combined relay node includes a repeater and a relay. The method also includes if the operating mode is repeater on mode, amplifying and forwarding received signals, and storing subframes, where subframes are demodulated and decoded versions of the received signals. The method further includes if the operating mode is repeater off mode, amplifying and forwarding a control zone of signals received while the operating mode is repeater off mode, and transmitting subframes stored while the operating mode is repeater on mode.

Abstract: A relay method and device, wherein the control signal and the data signal which are in the same subframe are directly sent to a lower level device respectively by an upper level device and a relay function device. In one example, the relay function device transmits data signal using subscriber special reference signal to make the lower level device estimate an access channel correctly; in another example, the relay function device carries out precoding of the data signal correlative with the access channel so as to cancel the influence of the access channel, thereby make the lower level device receive data signal correctly. Retransmission control signaling is sent to the lower level device in each subframe by the upper level device to ensure the fixed sequential relationship of feedback retransmission.

Abstract: A dual-satellite emergency locator beacon and method for programming and updating such emergency locator beacons over the air. The system uses a second commercial satellite as the carrier for the data back to the beacon together with the means of coupling these parts together. The system can be manually updated or can be part of a registration system that gets automatically updated. In a second embodiment a method and apparatus for implementing emergency locator beacon registration is provided. The system provides data concerning the user into a backend service which can be utilized to provide all necessary information needed to register the emergency beacon.

Abstract: A processor-implemented method is provided. The method comprises a communications control device installed in a motor vehicle receiving a wireless communication from a short range wireless device. The method also comprises the communications control device selecting a first radio from a plurality of radios available to transmit the wireless communication to the destination specified in the wireless communication, wherein the radios are components of the communications control device. The method also comprises the communications control device determining that a second radio is connected to a physical expansion slot, wherein the physical expansion slot is a component of the communications control device.

Abstract: Responder-aware relay station selection in a wireless communication network is provided. One implementation includes evaluating operational parameters of multiple candidate wireless relay stations, and selecting a wireless relay station among the multiple candidate wireless relay stations based on the evaluation. A wireless communication is transmitted to the selected wireless relay station over a wireless communication medium.

Abstract: A cluster of communications platforms can comprise a master platform and support platforms. The master platform can partition a data block into data partitions and transmit the data partitions via a short range transmitter to the support platforms. Each support platform can include a high power storage device for powering long range burst transmissions of a subset of the data partitions to a distant receiver. Burst transmissions of data partitions by the same support platform can be separated by a charging time period that allows a high power storage device in the support platform to charge from a relatively low average power Pa a relatively high power burst PB that is sufficient to transmit one of the data partitions to a distant receiver.

Abstract: Devices, systems, and methods are disclosed for connecting a plurality of mobile devices in a videoconference over a cellular network via a videoconferencing server. At least one of the mobile devices includes a camera to capture a video of a participant in the videoconference. The video is transmitted to the videoconferencing server on the cellular network. The videoconferencing server edits the video and sends the edited video to receiving mobile devices in real-time. The receiving mobile devices output the video as a projection by using an internal mobile projector or transmit the video to an external display device. A sending mobile device may also act as a receiving mobile device, such that each of the participants may view video of other participants in his/her own background/environment while communicating with the other participants.

Abstract: A communication apparatus includes an operation module configured for communication with a wireless message repeater, e.g., a rail vehicle distributed power message repeater. The wireless message repeater is of the type having an antenna system, a receiver for receiving an incoming message, and a transmitter for transmitting a repeat message of the incoming message. The operation module is further configured to assess operation of the message repeater by comparing a feedback signal to the incoming message. The feedback signal may comprise part of a signal energy of the transmitted repeat message as received by the receiver. Alternatively or additionally, the operation module is further configured to assess operation of the message repeater by comparing at least one signal power associated with the transmitted repeat message to at least one threshold.

Abstract: An antenna module embeds front end circuitry with an antenna. Adaptive matching circuitry external to the antenna module is electrically connected between the embedded front end circuitry and the embedded antenna.

Abstract: Wireless relay modules for networked communications between a medical device and a remote monitoring device via wireless relay networks and/or internet-accessible wireless communications networks. The wireless relay module includes a receiver, a first transmitter coupled to the wireless relay network, a second transmitter coupled to the internet-accessible wireless communication network, a controller and a display. The controller is coupled to the first and second transmitters, and controls the wireless relay module to select one of the transmitters for transmitting medical device data over one of the two respective networks. The controller generates an alarm signal and stores storing wirelessly-received medical device data in a memory of the wireless relay module upon detecting a changed characteristic for a power source of the wireless relay module. The controller also generates an alarm upon detecting a change in a characteristic of a signal transmitted by the medical device.

Abstract: A repeater mediates traffic between a network transceiver and a user transceiver in a wireless communication system. The repeater comprises a network unit that maintains a network link with the network transceiver, a user unit that maintains a user link with the user transceiver, a two-way communication pathway between the network unit and the user unit; that facilitate the communication of signals between the network transceiver and the user transceiver in autonomous repeater hops between the network transceiver and the network unit, between the user transceiver and the user unit, and between the network unit and the user unit, and beam-formers respectively coupled to the network unit and the user unit and adapted to communicate signals in an operating frequency band of the network and user transceivers and to control effective radiated power.

Abstract: A computing network, including: a plurality of peer computing devices including code, which when executed by a peer computing device causes the executing peer computing device to cooperate with at least one other of the peer computing devices; at least one server including code, which when executed by the at least one server locates at least one of the peer computing devices; and at least one mediator including code, which when executed by the at least on mediator collects charging information from at least some of the peer computing devices; wherein, the peer computing devices, at least one sever and at least one mediator are communicatively coupled via an at least carrier-grade telecommunications network being suitable for enhancing cooperation among the cooperating ones of the peer computing devices relative to best-efforts communications among the cooperating ones of the peer computing devices.

Abstract: Embodiments of apparatus for providing distributed airborne wireless communications are provided herein. In some embodiments, a distributed communication payload includes: a payload control electronics module; an air-to-user link module to provide wireless communication links between airborne platforms and end-user devices; and an air-to-air link module to provide wireless communication links between airborne platforms; wherein the air-to-user and air-to-air link modules are subdivided into multiple sections that can be disposed on different airborne platforms.

Abstract: In a radio communication system, a first network-based radio station transmits information destined for a plurality of subscriber stations. A second network-based radio station transmits messages destined for individual subscriber stations and the second network-based radio station receives by radio the information transmitted by the first network-based radio station and transmits the same.

Abstract: The vehicle, such as airplane, which comprises the internal wireless communicating device and the external antenna device, wherein the passenger(s) in the vehicle may access network (e.g., the Internet) via the internal wireless communicating device and the external antenna device.

Abstract: A linearizer-channel amplifier device for a dual RF channel designed to be installed on a telecommunication satellite comprises two independent radiofrequency channels, each radiofrequency channel corresponding to a radiofrequency-signal communication channel and comprising a channel-amplifier module, the two radiofrequency channels being connected to one and the same remote control and telemetry module designed to route and to manage remote control signals dedicated to each of the two channel-amplifier modules and to manage telemetries produced by the two channel-amplifier modules. For application notably to the field of satellite telecommunications and in particular to the radiofrequency transmission systems of satellite repeaters.

Abstract: It is described a method for distributing network characteristic information within a cellular telecommunication network, which includes a first cell including a first base station and a first relay node and a second cell including a second base station. The method includes carrying out an interference measurement by the first relay node, wherein the interference measurement yields a measurement value being indicative for the inter cell interference between the second base station and the first relay node, and forwarding the measurement value from the first relay node to the second base station. Further, it is described a relay node and a base station, which are adapted, in conjunction with each other, to carry out the described distributing method. Furthermore, computer program for controlling the described distributing method is described.

Abstract: A method, apparatus, and computer program for authenticating a newly activated local area base station in a cellular network is presented. The newly activated local area base station, associated with a sub-cell located within a coverage area of a wide area base station of a cellular telecommunication system, is paired with the wide area base station on the basis of information enabling identification of the wide area base station and originating from the local area base station. Then, transfer of a radio communication identifier to the local area base station is arranged over a wired connection.

Abstract: A display generating device includes a display screen generator generating a display screen showing connection status between each wireless communication device in a wireless network in which a plurality of the wireless communication devices operate in an autonomous and distributed manner, and a detector detecting an operation of changing connection status performed by a user via the display screen generated by the display screen generator, wherein, when the operation of changing connection status is detected by the detector, the display generating device performs a change process of reflecting the content of the operation of changing connection status.

Abstract: An apparatus and method for transmitting and receiving data in a communication system are provided. In the method, a BS selects a repeater group from among a plurality of repeater groups, for use in transmitting first data to an MS and transmits the first data to the MS according to the number of repeaters of the selected repeater group. The first data is different from data transmitted by the repeaters of the selected repeater group.

Abstract: System and a method for timely interconnecting elements of a wide spread remote measurement, monitoring or data collection system through multiplexing in a satellite system. The invention provides multiplexing features of a satellite system using on-board processing features to gather data from a plurality of remote monitoring stations (4) on any global navigation reference time and multiplex them into a single stream towards one or more computation centers. Each of said computation centers (3) has a down-link adapter (7) capable of extracting a channel from a down-link transmission of a satellite. The data from each of said remote monitoring stations (4) is also passed through an up-link adapter (5) so as to make it suitable for uplink transmission towards a DDBS satellite. Up-link and down-link adapters can be interconnected together to enable loop-back of information such as timing data to monitor transit times.

Abstract: Techniques are provided that enable a wireless security system that is designed to detect and receive wireless transmissions in one protocol, to use sensor-transmitters that operate in a different protocol. The techniques involve, generally, the use of an integration device, and in some implementations, first enrolling sensor-transmitters of a first protocol into the integration device, along with device type information for the sensor-transmitters. Thereafter, during system operation, transmissions with message packets in the first message packet protocol are received by the integration device, recognized as having been previously enrolled, and a message packet in a second message packet protocol that includes device type information is then formulated and transmitted by the integration device, for receipt by a system control device for the wireless security system.

Abstract: An apparatus and method for determining an orbit of a geostationary satellite is provided. The orbit of the geostationary satellite may be determined using at least one pseudo-range of the geostationary satellite calculated based on an orbit and a position of at least one global positioning system (GPS) satellite, position information of the geostationary satellite, and an angle between the geostationary satellite and each GPS satellite.

Abstract: A signal transmission method used in a donor or a service antenna device in a wireless relay station is provided. The signal transmission method comprises receiving a first and a second direction signals by using an antenna and an optical transmission module. Each of a plurality of band filters performs filtering on the first direction signal. A control unit determines a transmission mode of the first signal according to the band of it. The control unit activates one of a plurality of first direction filters and one of a plurality of second direction filters between the antenna and the optical transmission module according to the transmission mode. The first and the second direction signal are transmitted to a remote device and an optical fiber connected device through the antenna and the optical transmission module. A donor antenna device and a service antenna device are disclosed herein as well.

Abstract: Exemplary dynamic wireless network apparatuses, systems, and methods are disclosed. An exemplary system includes a plurality of wireless-network-enabled devices configured to communicate with one another when within wireless transmission range of one another, one of the wireless-network-enabled devices including a gateway to an established network. A wireless-network-enabled device within the wireless-network-enabled devices is configured to exchange telemetry data with one or more of the other wireless-network-enabled devices when located within the wireless transmission range of the one or more of the other wireless-network-enabled devices, and selectively and dynamically perform, based on the exchanged telemetry data, one or more connectivity operations to form a dynamic wireless network configuration.

Abstract: A device may receive a request from a mobile device to create a socket connection between the mobile device and the device. The request may be associated with linking information that links the socket connection with a previous socket connection with the mobile device. The request may be received from the mobile device after the mobile device disconnects from a first wireless local area network and reconnects to a second wireless local area network. The device may identify, based on the linking information, a socket connection between the device and a server device, the socket connection between the device and the server device having been created when the mobile device was connected to the first wireless local area network. The device may relay communications between the mobile device and the server device, using the socket connections.

Abstract: Disclosed are a repeater for receiving signals from a base station in a wireless communication system, and a signal receiving method. The base station reports, to each repeater, information on the aggregation level of a relay-control channel element (R-CCE) of a relay-physical downlink control channel (R-PDCCH) via an explicit signaling method or implicit signaling method. In the event the base station reports via an explicit signaling method, the repeater receives, from the base station, information on the aggregation level of R-CCE which is a transmission unit of R-PDCCH, wherein the information contains control information for the repeater. Then, the repeater decodes an R-PDCCH region on an R-CCE aggregation level basis in accordance with the received R-CCE aggregation level information.

Abstract: Mobile nodes without connectivity to a wireless network form mobile ad hoc networks with mobile nodes with connectivity to the wireless network. The moving directions for the mobile nodes are determined. If the mobile nodes are traveling in substantially the same direction the ad hoc network is formed. The mobile nodes then exchange capabilities. If a mobile node without connectivity to a particular network determines that another mobile node in the ad hoc network is connected to the network, the mobile node without connectivity can tunnel data to the network through the other mobile node.

Abstract: A free space optical communication system (100) and method including: several optical beam expanders (414) for receiving incoming optical signals from ground sites and neighboring satellites; several optical preamplifiers (412) for preamplifying the received optical signals; one or more optical main amplifiers (404) for amplifying the preamplified optical signals; and an optical switch (408) for directing respective amplified optical signals to respective destinations via a respective optical beam expander. The respective amplified optical signals are inputted to a respective optical beam expander (414) for transmission to said respective destinations, as outgoing optical signals.

Abstract: A system provides GSM service over distributed mobile networks. A Network Area Controller (NAC) allows Global Titles (GT) and Mobile Station Roaming Numbers (MSRN) of the GSM network to be shared within a private GSM network. A processor within the Mobile Switching Center (MSC) of a mobile network transcodes voice data and maps the data to the proper bearer QoS to allow the use of Mobile Satellite Services (MSS) such as Iridium and Inmarsat.

Abstract: Systems and methods for real-time signal validation are disclosed. In an example embodiment, a subset of terminals in a peer group of satellite terminals is determined. Operational statistics of the satellite terminals in the subset of terminals is measured. Operational statistics of each of the satellite terminals in the subset of terminals is compared to a prior measurement of the same operational statistics. An offset between a current measurement of the operational statistics and the prior measurement of the same operational statistics is determined. An average offset of the current measurement of the operational statistics and the prior measurement of the same operational statistics is determined for the subset of terminals. The average offset for the subset of terminals is merged with a previously determined peer group operational statistic. A signal validation of a terminal is performed using an updated deviation value.

Abstract: The present invention relates to a method for managing communications in a wireless communications network having a mesh or “relay-based” communication mode operating according to a relay scheme. The network includes network devices defining transmission links between them. The method includes initially detecting a mobile obstacle within the network coverage area; dynamically tracking the detected obstacle by iteratively determining a monitoring area including the detected obstacle; selecting, from the transmission links, a subset of monitoring links belonging at least partly to the monitoring area and monitoring a perturbation level of the selected monitoring links to determine movement of the mobile obstacle in the coverage area; and dynamically adapting the relay scheme of the network based on the belonging or not belonging of the transmission links between network devices to the selected subset.

Abstract: A relay device includes a receiver, an information obtaining unit, a parameter storage unit, and a parameter setting unit, and relays a packet which is transmitted from a first network to a second network. The receiver receives the packet from the first network. The information obtaining unit obtains data type information for identifying a type of data which is transmitted and received by the packet. The parameter storage unit stores a control parameter which is used for controlling communication quality in the second network, so as to be associated with a type of transfer data indicating data transferred to the second network. The parameter setting unit sets to the packet the control parameter which is associated with transfer data of a same type as data identified by the data type information, and outputs the packet to which the control parameter is set to the second network.

Abstract: A system is provided for reducing latency data collection from space-based sensor satellites. A mobile vehicle platform includes a sensor module configured to monitor certain conditions, circumstances, environments and situations occurring on or around, or associated with, the Earth, and to generate sensor data resulting from the monitoring. A relay satellite terminal is configured to execute data communications via a communications channel of a first satellite beam, wherein the data communications are configured to relay the sensor data, via satellites, to respective gateways for forwarding to a central processing facility for one or more of aggregation, processing, analysis and dissemination of the data. The relay satellite terminal is further configured to switch the data communications from the communications channel of the first satellite beam to a communications channel of a second satellite beam based on a position of the relay satellite terminal relative to the first and second satellite beams.

Abstract: In one exemplary embodiment a network node (such as a base station BS) determines that a plurality of user equipments UEs are available for use as mobile relays MRs, and selects a subset of the plurality of UEs and configures the subset of the plurality of UEs as MRs. In another exemplary embodiment, an indication is sent (for example from a UE) that a UE is willing to operate as a MR, a response is received that the UE is selected to be a MR1 and then periodically there is sent a beacon advertising that the UE is a MR. In this manner UEs are pre-configured in a cell as MRs, regardless of any specific UE need for relay services. Any UE later needing relay service listens for the beacon. The BS can limit which UEs it pre-configures as MRs to avoid closely spaced UEs being both active MRs. Locations need not be signaled.

Abstract: A wireless communication system includes a base station including a determining section that determines control information indicating signal processing for each of wireless resources used for wireless communication with terminal equipment units, and remote access sections each including a first signal processing section that performs first signal processing on a first downlink signal received from the base station so as to generate a second downlink signal to be transmitted to the units via the wireless communication, and a second signal processing section that performs second signal processing on a second uplink signal received from the units via the wireless communication so as to generate a first uplink signal to be transmitted to the base station, and at least one of the first signal processing and the second signal processing being performed for each of the wireless resources based on the control information.

Abstract: Provided is a rescue request signal processing device connected with a repeater and including a signal detector configured to detect identification information of a wireless communication terminal from an uplink signal outputted from the wireless communication terminal; a signal strength information generator configured to generate strength information of the uplink signal of the wireless communication terminal when the detected identification information of the wireless communication terminal is identical with identification information of a wireless communication terminal included in a request signal for location information transmitted from a location information requesting device; and a transmitter configured to transmit the strength information of the uplink signal and at least one of location information and identification information of the repeater to a location information server.