Abstract: The embodiment of the invention discloses a method for re-balancing a load, a method for migrating a load, a device and a system using the same. The method for re-balancing a load comprises: determining a type of a UE after receiving an access request from the UE by a first network device; determining whether the UE is to be migrated according to the type of the UE; and if yes, migrating the UE to a second network device whose type corresponds to the type of the UE. According to the embodiments of the present disclosure, the CN nodes may be balanced according to the type of the UE.

Abstract: A method of searching for and downloading a mobile telephone file is disclosed, and in the method, a server in a domain where a mobile terminal is located receives a keyword in a searching request, searches for resources in the mobile communication network, and returns a list of resources searched out to the mobile terminal; the mobile terminal receives data resource information selected by a user according to the list of the resources the mobile terminal sends a request for downloading resources to the server in the domain, and the server sends the resources to the mobile terminal. An apparatus of searching for and downloading a mobile telephone file is provided also, which includes a storage module, a receiving module, a sending module, a query module, and can also include a data base, a communication interface and a statistic module. A system of searching for and downloading a mobile telephone file is provided.

Abstract: An authentication method, system and device are provided by the embodiments of the present invention. Said method includes the following steps: an Application Server (AS) receives an AS access request, which carries a user identifier, transmitted by a User Equipment (UE); the AS generates a key generation request based on the user identifier and transmits it to a network side; the AS receives the key transmitted by the network side, and authenticates the UE according to the key. In the present invention, generating the key between a terminal without a card and the AS is implemented, and the AS authenticates the UE using the generated key, and the security of the data transmission is improved.

Abstract: An authentication method and device, authentication centre and system are provided. The method comprises: receiving at least one access request and obtaining sub-key information from the access request; generating a group key according to the obtained sub-key information, and interacting with the network side according to the group key to perform the group authentication. The solution can solve the problem that the one-to-one authentication causes network load in the present art, implement the authentication of multiple nodes at one time, reduce network resources and the network load of the server, and can be appropriate for the authentication of the terminal nodes in the internet of things, and can greatly improve the availability of services in the internet of things.

Abstract: A method, an apparatus and a system for sending Sounding Reference Signal (SRS) and a method, an apparatus and a system for receiving SRS are disclosed in the present invention, which are used to reduce the requirement for Time Frequency Code (TFC) resource during the process of sending the SRS, and meanwhile to ensure the precision of channel information estimation. The method includes the steps of: determining a first frequency band required by sending the SRS, and determining a second frequency band whose width is smaller than the width of the first frequency band; according to the mode that the average interval for sending the SRS on the first frequency band is larger than the average interval for sending the SRS on the second frequency band, respectively sending the SRS on the first frequency band and the second frequency band.

Abstract: The present invention provides a networking method and device for frequency reuse. The method comprises dividing a total available frequency band of a system into a plurality of sub-bands, and allocating the divided sub-bands to each cell while ensuring that the sub-bands allocated to at least two cells are overlapped with each other. As a result, as compared with the networking mode in the prior art in which the sub-bands are orthogonal to each other and a frequency reuse factor is N (greater than 1), the frequency utilization rate of the system is improved. Meanwhile, as compared with the networking mode in which the frequency reuse factor is 1 in prior art, the co-channel interference between the cells is reduced.

Abstract: A method, system and device for wireless communication are provided by the present invention. The method includes that: from the ending of the Transmit-Receive Guard interval (TRG) to the beginning of the Receive-Transmit Guard interval (RTG), an evolved Node B (eNB) carries Common Reference Signals (CRSs) or Demodulated Reference Signals (DMRSs) on the carriers are used for transmitting data signals and/or control signals to a Relay Node (RN); the RN demodulates, according to the CRSs or the DMRSs, the signals transmitted by the eNB; the TRG is the guard interval of the transition, for the RN, from transmitting signals to receiving signals over the backhaul link, and the RTG is the guard interval of the transition, for the RN, from receiving signals to transmitting signals over the backhaul link. The application of the present invention enables the RN to receive the data signals and/or control signals transmitted by the eNB correctly.

Abstract: A method and device for determining an antenna cooperation set, and a method and device for determining a base station cooperation set in the mobile communication field are provided. The method includes that a signal joint processing system obtains the channel quality between a mobile terminal and at least two base stations, determines the base stations, which are corresponding to the channel quality higher than the channel quality threshold, as the cooperation base station set of the mobile terminal. Because the channel quality between the mobile terminal and the antenna of each base station is used to determine the cooperation antenna set dynamically, therefore, the determined cooperation antenna set includes the antennae that have very strong interference to the mobile terminal, or the antennae that have been strongly interfered by the mobile station.

Abstract: A camera system according to an embodiment includes a camera device, a control device, and an application server. The camera device, which includes a camera module and a power line communication (PLC) camera adaptation module, captures and provides audio/video information. The camera device modulates the audio/video information, and provides the modulated information. The camera device also demodulates the modulated signal transferred from a power line to obtain a control signal, and adjusts camera parameters according to the control signal. The control device is connected to the PLC camera adaptation module via the power line. The control device demodulates a received modulated signal of the audio/video information, and provides the demodulated signal. According to a received control indication information, the control device generates a control signal, modulates the control signal, and controls the camera module.

Abstract: The present invention relates a method for implementing a business of communication service level based on a user request.

Abstract: A household gateway subsystem, the subsystem includes: a host device, for connecting an external network with the interior of the household, and controlling various information appliances in the household based on a digital bus; a user operating device, for communicating with the host device via a digital bus interface, and providing various user operating interfaces and control units. A digital household system is also provided, the system includes: a household gateway subsystem, connected with an external communicating network by IP access; the household gateway subsystem includes: a host device; a user operating device, for communicating with the host device via a digital bus interface; a number of wireless signal transceivers, connected with the host device of the household gateway subsystem.

Abstract: A data storing system and data processing method of the informational household appliance are provided. The system includes: one or plurality of home database server of informational household appliance which connected with each other, one or plurality of household gateway server, and one or plurality of data managing server of informational household appliance. The data processing method includes: the data processing method of the informational household appliance on-lining, off-lining and status data updating thereof, and the current status of informational household appliance in real-time reflects to the data managing server of informational household appliance through the household gateway server by this data processing method. The data of the informational household appliance can be stored separately from the informational household appliance, and the data of the informational household appliance can be unitedly managed by the system and method.

Abstract: A method for controlling information trace, wherein MSISDN number information is converted to IMSI and/or IMEI number information automatically in a core network element, therefore only MSISDN needs to be provided when a user requires to be performed information trace. Moreover, during information trace, no information needs to be recorded and converted according to MSISDN in advance.

Abstract: A communication method and device are applicable in a mobile communication system of LTE Type 2 wideband TDD. The method includes: transmitting, by a first communication device, to a second communication device a radio frame, where the radio frame includes a data timeslot for transmitting data, an uplink special timeslot and a downlink special timeslot for carrying synchronizing information, and the data timeslot is shorter than an original data timeslot by a first timeslot, and at least part of the first timeslot is located at the downlink special timeslot.

Abstract: An antenna multiplexing system and a method of a smart antenna and a Multiple-Input Multiple-Output antenna are provided, wherein the system includes a MIMO antenna array and a smart antenna array, the smart antenna array includes several groups of antenna array elements in which the distance between neighbor antenna array elements is less than or equal to one half of wavelength, and the smart antenna array comprises at least two groups of antenna array elements with the coherence sufficient for the requirement of the MIMO applications. The method includes: in accordance with the type of the data to be transmitted, determining a transmitting mode and processing the data to be transmitted accordingly, and in accordance with the transmitting mode, controlling the MIMO antenna array or smart antenna array, so as to transmitting the data to the mobile terminal.

Abstract: A method for implementing carrier aggregation is provided, which includes: the mobile terminal which establishes connection receives the carrier aggregation control information from a base station, and the carrier aggregation control information contains carrier identifiers and wireless resource configuration information of the target carriers for downlink work carrier aggregation; the mobile terminal confirms the target carriers according to the carrier identifiers and the wireless resource configuration information. The present invention also discloses the corresponding base station, the corresponding mobile terminal and the carrier aggregation implement system composed of the base station and the mobile terminal. The present invention enables the Time Division Duplex (TDD) terminal and the Frequency Division Duplex (FDD) terminal to aggregate the TDD carrier and the FDD carrier.

Abstract: An authentication system, method and device are provided in the present application. The authentication system includes an Application Server (AS) for providing non Internet protocol Multimedia Subsystem (IMS) service, an authentication gateway and an IMS terminal. The AS forwards a connection request message sent by the IMS terminal to said authentication gateway, the authentication gateway sends a obtained first random number to said IMS terminal through the AS, the IMS terminal generates a first Response (RES) value according to the first random number and sends the generated first RES value to the authentication gateway through the AS, and if the received first response value and an obtained Expected Response (XRES) value is found coincident after being compared by the authentication gateway, the authentication gateway determines that the authentication to the IMS terminal is passed, and indicates the AS to provide non IMS service for the IMS terminal.

Abstract: A method and a device for displaying an application image are provided, and the method includes the following steps: receiving a display request from a second operating system, and reading the application image stored in a storage area; judging whether it is required to process the application image through a window manager according to the configuration of the local image display system, and if required, sending the application image to the window manager, and sending the application image processed by the window manager to a display graphics library for processing; if not, directly sending the application image to the display graphics library for processing; and acquiring the location of the display memory through a display driver, sending the application image processed by the display graphics library to the display memory, and displaying the application image through the display memory.

Abstract: A method for data transmission based on a relay mobile communication system and an equipment thereof are provided by the present invention. The method includes: at least two transport planes are configured on the Un interface protocol stack of the relay equipment and the base station eNode B; the relay equipment and the eNode B transmit the data via at least two transport planes configured on the Un interface protocol stack. With the present invention, the throughput rate of the Un interface between the relay equipment and the eNode B in the relay mobile communication system is improved, and the time delay of the Un interface is reduced.

Abstract: A method for transmitting Physical Downlink Control Channel (PDCCH) information, a method for determining PDCCH search space and devices thereof are disclosed in the present embodiments. The method for determining PDCCH search space includes the following step: Node B (NB) determines the different search spaces corresponding to different PDCCHs according to Carrier Indicator (CI) information. By applying the technical solution provided in the embodiments of the present invention, the CI information is introduced in the search space determining process, so that different search spaces can be allocated to the cross-carrier PDCCHs of one User Equipment (UE) and the NB and UE are able to exactly determine the search spaces of PDCCHs in each downlink carrier, therefore reducing the blocking probability during PDCCH scheduling process and improving the reliability of PDCCH transmission.