Patent application number | Description | Published |
20120134664 | JOINT SWITCHING METHOD FOR AN AGGREGATION NODE, AGGREGATION NODE AND SYSTEM - A joint switching method for an aggregation node, an aggregation node, and an optical network protection system including an aggregation node are provided. By monitoring information transferred between an active optical line terminal (OLT) and a broadband network gateway (BNG), the aggregation node finds a fault in time according to the monitored information and when a fault occurs, the aggregation node starts a local protection solution, enables a corresponding backup port connected to a backup OLT corresponding to the active OLT, and disables an active port connected to the active OLT. Through the method, when the active OLT is switched to the backup OLT, the aggregation node performs joint switching, which ensures normal communication. | 05-31-2012 |
20140314089 | LAYER 2 ACCESS METHOD, DEVICE AND SYSTEM ON HFC NETWORK - The present invention provides a Layer 2 access method, device and system on a hybrid fiber-coaxial network, where the method includes: receiving a DHCP packet of a terminal device, extracting a source MAC address and a device type from the DHCP packet, and generating a correspondence between the source MAC address and an SVLAN according to a correspondence between the device type and the SVLAN; and when a data packet of the terminal device is received, extracting the source MAC address from the data packet, obtaining the corresponding SVLAN according to the stored correspondence between the MAC address and the SVLAN, and forwarding the data packet of the terminal device according to the corresponding SVLAN. | 10-23-2014 |
20150032862 | Service Provisioning Method, Device, and System in Coaxial Cable System - Embodiments of the present disclosure provide a service provisioning method in a coaxial cable system, the method comprises: a CMC receives a DHCP Ack message from a DHCP server and replaces an address of a TFTP server in the DHCP Ack message with an IP address of the CMC; the CMC sends the DHCP Ack message carrying the IP address of the CMC to the CM; and the CMC receives a request message from the CM for delivering a configuration file, acquires a configuration file corresponding to the CM, and after converting the configuration file corresponding to the CM into a format identifiable by the CM, sends the configuration file to the CM. | 01-29-2015 |
Patent application number | Description | Published |
20140054074 | PRINTED CIRCUIT BOARD AND METHOD FOR MANUFACTURING SAME - A printed circuit board includes a first electrically conductive circuit pattern, a substrate layer, an adhesive sheet, and a second electrically conductive circuit pattern, which are arranged in the above described order. The printed circuit board includes a single layer electrically conductive circuit area. The adhesive sheet defines a first opening spatially corresponding to the single layer electrically conductive circuit area. The adhesive sheet includes a first inner sidewall surrounding the first opening. The second electrically conductive circuit pattern defines a second opening spatially corresponding to the single layer electrically conductive circuit area. The second electrically conductive circuit pattern includes a second inner sidewall surrounding the second opening. The first inner sidewall and the second inner sidewall are not completely coplanar. | 02-27-2014 |
20140054079 | MULTILAYER FLEXIBLE PRINTED CIRCUIT BOARD AND METHOD FOR MANUFACTURING SAME - A method for manufacturing a multilayer FPCB includes certain steps. A first printed circuit substrate is provided, the first printed circuit substrate includes a first copper layer and a first protective film, the film defining a first opening. A second printed circuit substrate is provided, this substrate includes a second copper layer and a second protective film. The second protective film defines a second opening. The first printed circuit substrate is laminated together with the second printed circuit substrate by an adhesive sheet. The adhesive sheet defines a third opening in communication with and aligned with the first opening and the second opening. The first copper layer is then etched to form a first outer wiring layer and the third copper layer is also etched to form a second outer wiring layer, thereby obtaining a multilayer FPCB. | 02-27-2014 |
20150034364 | FLEXIBLE PRINTED CIRCUIT BOARD AND METHOD FOR MAKING SAME - An FPCB includes a flexible base, a wiring layer formed on a top surface of the base, a covering layer formed on the wiring layer, and a shielding layer formed on a portion of the covering layer. The wiring layer includes a grounding line. The covering layer defines an opening to expose the grounding line to the outside. A portion of the shielding layer fills into the opening. The shielding layer is electrically connected to the grounding line through the opening. | 02-05-2015 |
20150053466 | PRINTED CIRCUIT BOARD AND METHOD FOR MANUFACTURING SAME - A printed circuit board (PCB) and a method for manufacturing the PCB are disclosed. A PCB includes a transparent insulating substrate, a conductive circuit layer | 02-26-2015 |
Patent application number | Description | Published |
20080289797 | HEAT DISSIPATION DEVICE HAVING CAP FOR PROTECTING THERMAL INTERFACE MATERIAL THEREON - A heat dissipation device includes a heat sink having a base with thermal interface material thereon and a protective cap covering the base. The protective cap includes a body shielding the thermal interface material and sidewalls extending from the body and engaging with a periphery of the base of the heat sink. A rotatable portion is rotatable relative to the body of the protective cap. The rotatable portion includes a base-wall being rotatably connected with the body of the protective cap and a plurality of positioning sides extending from the base-wall and engaging lateral sides of a corner of the base of the heat sink. | 11-27-2008 |
20090122268 | BLIND FOR A PROJECTOR | 05-14-2009 |
20100232528 | METHOD AND SYSTEM FOR DATA TRANSMISSION - A data transmission method, a communications system and related apparatuses are disclosed. The data transmission method includes the following steps: a transmitter obtains channel information corresponding to channels between the transmitter and several receivers; the transmitter obtains a control vector corresponding to a receiver according to the channel information; the transmitter modulates data to be transmitted by means of one-dimensional modulation to obtain modulated symbols; the transmitter processes the modulated symbols and the control vector to obtain transmitted data of each antenna; the transmitter transmits the transmitted data to the receiver; the receiver receives the transmitted data in a predetermined spatial direction of received symbol. The present invention also discloses a communications system and related apparatuses. | 09-16-2010 |
20100330922 | USER SELECTION METHOD AND APPARATUS FOR MULTIUSER MULTIPLE-INPUT MULTIPLE-OUTPUT - A user selection method and apparatus for multiuser multiple-input multiple-output (MIMO) are disclosed. The method includes: selecting two user-beam pairing modes, and obtaining target functions corresponding to the two user-beam pairing modes; comparing the target functions corresponding to the two user-beam pairing modes; and selecting a user-beam pairing mode with a larger target function. With the present invention, the optimal user-beam pairing mode can be quickly obtained when the channel information is inaccurate; and the calculation is simplified. | 12-30-2010 |
20110255395 | METHOD FOR CONSTRUCTING SPACE-TIME/SPACE-FREQUENCY CODE, AND TRANSMITTING METHOD AND APPARATUS - A method for constructing a space-time/space-frequency code, and a transmitting method and apparatus are provided, which relate to the field of wireless communication technologies. The method for constructing a space-time/space-frequency code includes: classifying at least two transmitter antennas into K groups, and classifying information symbols into K′ groups; constructing a Toeplitz matrix for information symbols in each group according to the number of transmitter antennas in a transmitter antenna group; and substituting the Toeplitz matrix for nonzero elements in an Orthogonal Space-Time Block Coding (OSTBC) matrix that is based on K and K′, and when the OSTBC matrix comprises a zero element, substituting a zero matrix with a corresponding dimension, for the zero element. The space-time code constructed with the above method has orthogonality. | 10-20-2011 |
20120236704 | RESOURCE ALLOCATION METHOD AND APPARATUS OF MULTI-RELAY ORTHOGONAL FREQUENCY DIVISION MULTIPLEXING SYSTEM - A resource allocation method and apparatus of a multi-relay orthogonal frequency division multiplexing system are disclosed. The resource allocation method of a multi-relay orthogonal frequency division multiplexing system includes: obtaining actual channel information; obtaining resource allocation parameters according to a mathematical optimization problem based on the actual channel information, where the resource allocation parameters include at least two of subcarrier power allocation, relay selection and subcarrier pairing, and the mathematical optimization problem is a mathematical optimization problem set for the subcarrier power allocation, relay selection and subcarrier pairing by using an end-to-end transmission rate optimization principle and based on channel information; and transmitting a signal according to the resource allocation parameters. The foregoing technical solutions optimize system performance. | 09-20-2012 |
20120250780 | METHOD AND DEVICE FOR PRE-CODING, AND METHOD AND DEVICE FOR DECODING - The present invention relates to the field of wireless communications technologies, and discloses a method and device for pre-coding and a method and device for decoding. The present invention implements an interference alignment method with excellent performance, can effectively increase the capacity of a multi-user interference system and reduce the mutual interference among users, The method for pre-coding includes: calculating a pre-coding matrix for each transmitting end according to a sum of mean square errors of data vectors to be transmitted by each transmitting ends; and using the pre-coding matrix to pre-code the data to be transmitted by each transmitting end. The present invention has broad application prospects, for example, can be used in LTE and LTE-Advanced CoMP technology. | 10-04-2012 |
20120257579 | METHOD FOR FEEDING BACK CHANNEL STATE INFORMATION, AND METHOD AND DEVICE FOR OBTAINING CHANNEL STATE INFORMATION - Embodiments of the present invention provide a method for feeding back channel state information, and a method and a device for obtaining channel state information. The method for feeding back the channel state information includes: compressing, by a user equipment, original time domain channel state information to obtain compressed time domain Channel state information: quantizing the compressed time domain channel state information to obtain a codebook index; and sending the codebook index to a base station. With the technical solutions provided by the embodiments of the present invention, the total overhead used for feeding back the channel state information from the user equipment to the base station is reduced. | 10-11-2012 |
20120257695 | Network Coding Method and Device in Cooperative Communication - Embodiments of the present invention provide a network coding method and device in cooperative communication. The method, application and device relate to the field of wireless network communications. The method includes: receiving a signal sent from a first source node by using an OFDM symbol, and receiving a signal sent from a second source node by using an OFDM symbol; and performing a time reversal on one part of received mixed signals, and performing a reversal of a complex conjugate operation on the other part of the received mixed signals. The method, application and device have the advantage of obtaining a full diversity gain. | 10-11-2012 |
20130177097 | Interference Alignment Method and Device and Multi-Channel Communication System - An interference alignment method, an interference alignment device, and a multi-channel communication system are provided. The method includes: obtaining channel matrix in a multi-channel communication system; determining a first desired signal and a second desired signal of the multi-channel communication system according to the channel matrix; obtaining precoding vectors and receive vectors, after a first receive signal is filtered by a receive vector corresponding to the first desired signal, a signal formed by superposing interference signals included therein has a feature of a lattice constellation pattern, and that at a receiver corresponding to the second desired signal, after a second receive signal is filtered by a receive vector corresponding to the second desired signal, interference signals included therein are canceled, where the first receive signal and the second receive signal are transmit signals sent to the corresponding receivers after precoding processing is performed at transmitters by using corresponding precoding vectors. | 07-11-2013 |
20130272445 | PRECODING METHOD AND APPARATUS - A precoding method and apparatus are disclosed. The corresponding method includes: constructing a Lagrange function according to a precoding matrix, transmit power, a receive filter matrix and a weighting matrix, and obtaining a Lagrange multiplier by using the Lagrange function; updating the precoding matrix according to the Lagrange multiplier to obtain an iterative precoding matrix and an iterative receive filter matrix; obtaining an iterative Lagrange multiplier according to the iterative precoding matrix, the transmit power, the iterative receive filter matrix and the weighting matrix, and repeating the above steps in an iterative manner of updating the iterative precoding matrix according to the iterative Lagrange multiplier till the iterative precoding matrix converges to a threshold; and precoding information to be transmitted according to the iterative precoding matrix converging to the threshold. | 10-17-2013 |
20140365842 | DECODING METHOD AND DECODING DEVICE FOR POLAR CODE CASCADED WITH CYCLIC REDUNDANCY CHECK - The embodiments of the present invention provide a decoding method and a decoding device for a polar code cascaded with CRC. The decoding method includes: performing SC-List decoding on a Polar code according to the number of survival paths L to obtain L survival paths, where L is a positive integer; performing cyclic redundancy check on the L survival paths respectively; and increasing the number of survival paths when all the L survival paths fail to pass the cyclic redundancy check, and acquiring a decoding result of the Polar code according to the increased number of survival paths. In the embodiments of the present invention, the path number of survival paths is adjusted according to a result of the cyclic redundancy check, so as to output paths as much as possible, where the output paths can pass the cyclic redundancy check, thereby improving decoding performance. | 12-11-2014 |
20150026543 | METHOD AND DEVICE FOR DECODING POLAR CODES - Embodiments of the present invention provide a method and a device for decoding Polar codes. A reliable subset is extracted from an information bit set of the Polar codes, where reliability of information bits in the reliable subset is higher than reliability of other information bits. The method includes: obtaining a probability value or an LLR of a current decoding bit of the Polar codes; when the current decoding bit belongs to the reliable subset, performing judgment according to the probability value or the LLR of the current decoding bit to determine a decoding value of the current decoding bit, keeping the number of decoding paths of the Polar codes unchanged, and modifying probability values of all the decoding paths by using the probability value or the LLR of the current decoding bit. | 01-22-2015 |
Patent application number | Description | Published |
20120005315 | METHOD AND SERVER FOR TRANSMITTING LARGE OBJECT - A method for transmitting a large object and a server is provided. The method includes: after a client or a server initiates a device management session, the server sending to the client a large object transmission command which carries large object transmission data, wherein a difference between the maximum number of message bytes (MAXMSGSIZE) supported by the client and the number of bytes of the large object transmission data is greater than or equal to a preset value; and the server receiving an execution result of the large object transmission command returned by the client, and executing subsequent transmission operations based on the execution result. | 01-05-2012 |
20120257632 | METHOD, COMBINER AND SYSTEM FOR TRANSMITTING SIGNALS - Methods and apparatus are provided for receiving AISG protocol signals sent by one or more local devices and adding corresponding labels to the AISG protocol signals, where the labels are used to identify mapping relationships between the local devices that send the AISG protocol signals and peer devices. The AISG protocol signals to which the labels have been added are packed into data packet and sent to a peer combiner through a shared feeder. The peer combiner unpacks the data packet and sends the AISG protocol signals to corresponding peer devices according to the labels added to the AISG protocol signals. | 10-11-2012 |
20130060900 | Method, Apparatus and System for Improving Synchronization Efficiency of Really Simple Syndication Service - The present invention discloses a method, apparatus and system for improving synchronization efficiency of Really Simple Syndication (RSS) service. The method comprises that: an RSS source server receiving and parsing a synchronization request packet sent from a mobile terminal, wherein the synchronization request packet comprises a last synchronization timestamp, then obtaining a last synchronization time; the RSS source server determining whether item contents in a channel are updated from the last synchronization timestamp to a current timestamp; if the item contents in the channel are not updated, the RSS source server sending synchronization data that only comprises a LINK label corresponding to an original item to the mobile terminal; and if the item contents in the channel are updated, the RSS source server adding the updated contents to the synchronization data and sending the synchronization data to the mobile terminal. The present invention can reduce the transmitted data quantity, thus shortening the synchronization time. | 03-07-2013 |
Patent application number | Description | Published |
20090170348 | PATCH PANEL AND PATCH PANEL CONNECTOR - An exemplary patch panel includes a printed circuit board having a plurality of signal terminals for connecting to two pairs of peripheral component interconnect express (PCI-E) X1 differential signal terminals of an I/O controller hub (ICH), an interface terminal of a high definition multimedia interface (HDMI), four pairs of differential signal terminals of the HDMI, four pairs of differential signal terminals of a graphic and memory controller hub (GMCH), one of another differential signal terminal of the GMCH, and two pairs of differential signal terminals of a PCI-E X16 slot. Therefore, the ICH is connected to the PCI-E X16 slot via the patch panel for supporting a PCI-E X1 card while the GMCH is connected to the HDMI via the patch panel. A patch panel connector is provided to mount the patch panel on a motherboard. | 07-02-2009 |
20140025969 | CONTROL CIRCUIT FOR COMPUTER - A control circuit for a motherboard with a power supply unit arranged thereon includes a processing unit. To save consumption of electrical energy, the processing unit controls a switch unit to discontinue regulating a first power to a second power in a condition where a state of the motherboard is changed from state S | 01-23-2014 |
20140142916 | COMPUTING DEVICE AND METHOD FOR AUTOMATICALLY MARKING SIGNAL TRANSMISSION LINE - A computer-based method for marking signal transmission lines of a printed circuit board (PCB) layout includes: reading names of to-be-checked signal transmission lines in a name file; determining the to-be-checked signal transmission lines in a displayed PCB layout according to the read names; and marking the determined to-be-checked signal transmission lines in the displayed PCB layout. A related computing device is also provided. | 05-22-2014 |
20140245243 | COMPUTING DEVICE AND METHOD FOR GENERATING COMPONENT MODULE FILES OF CIRCUIT DIAGRAM - A circuit diagram includes a plurality of components. Each component corresponds to a module number and a component number. The components corresponding to a same module number are classified into a same function module. Each function module corresponds to a component module file. The component module file of each function module is generated according to the classified function modules. The component module file includes the module number of the function module and the component numbers of the components which are included in the function module. The component module files of the circuit diagram can be imported in a printed circuit board (PCB) drawing software. | 08-28-2014 |
20140298319 | METHOD FOR INSTALLING OPERATING SYSTEM ON ELECTRONIC DEVICE - A method for installing an operating system one or a great number of electronic devices includes steps of burning the operating system onto an NAND flash memory. The boot file of the operating system is captured from the NAND flash memory. The electronic device having been burnt the boot file of the operating system is connected to the USB flash stick storing the kernel file of the operating system. The electronic device is started up. The boot file of the operating system is run from the NAND flash memory of the electronic device, so accessing the kernel file of the operating system from the USB flash stick to make all system applications of the kernel files of the operating system have been executed. | 10-02-2014 |
20140310954 | WRENCH FOR MEMORY CARD - A wrench for disengaging hooks of a number of memory slots from a number of memory cards includes a main body, a handle extending from a first end of the main body, and an arced abutting portion formed on a second end of the main body opposite to the first end. When disengaging the hooks, the abutting portion are inserted between the hooks pivotably connected to same ends of the plurality of memory slots and the ends of the memory cards and pried, to make the hooks rotate away from the memory cards. | 10-23-2014 |
20150020383 | DISASSEMBLY TOOL FOR MEMORY CARD - A disassembly tool for disengaging hooks of a number of memory slots from a number of memory cards includes a base plate, and two pivot arms. The pivot arms are pivotably connected to opposite ends of the base plate. An abutting portion is formed on an end of each pivot arm away from the base plate. When disengaging the hooks, the abutting portions abut the hooks and the base plate is manipulated down, the pivot arms are rotated to make the hooks rotate away from the memory cards. | 01-22-2015 |
20150074385 | SERVER SYSTEM - A server system includes a PCH, a BMC, a BIOS with a write protect end, and a controlling circuit. The BIOS includes a write protect end. The BMC includes a memory portion storing updated server data. The BIOS is electrically connected to the PCH and is electrically connected to the BMC. The controlling circuit includes a first input end and an output end. The first input end is electrically connected to the PCH. The output end is electrically connected to the write protect end. The controlling circuit is configured so that when an error in the BIOS is detected, the write protect end is opened and the BIOS is updated from the memory portion of the BMC. | 03-12-2015 |
Patent application number | Description | Published |
20140082150 | METHOD OF ESTABLISHING A NETWORK SOCKET WITH A DATA SERVER - A computer-implemented method is performed by a client machine to establish communication with a data server. The client machine sends a first communication request to a directory server having information concerning available data servers that provide specific data to the client machine. The client machine further determines whether a first socket is established to allow communication with the directory server within a first predetermined period of time. When the first socket is established, the client machine receives the information concerning the available data servers from the directory server and establishes a target socket with a data server selected from the available data servers for receiving the specific data. However, when the first socket is not established, the client machine sends more communication requests to secondary servers according to a predetermined order, until the client machine receives the information concerning the available data servers or the specific data. | 03-20-2014 |
20150026568 | METHOD AND APPARATUS OF TRUNCATING CHARACTER STRING - Methods, apparatus, and terminal devices for truncating a character string are provided. A character string to be truncate is read and a byte length occupied by a current character is obtained. It is determined whether a substring, formed from a starting character of the character string to be truncated to the current character, satisfies a pre-set truncating condition. When the substring, formed from the starting character of the character string to be truncated to the current character, satisfies the pre-set truncating condition, the current character is subtracted from the substring to generate a truncated substring for displaying, according to the byte length occupied by the current character. | 01-22-2015 |
Patent application number | Description | Published |
20090210743 | METHOD AND DEVICE FOR REALIZING IP MULTIMEDIA SUBSYSTEM DISASTER TOLERANCE - A method for realizing an Internet protocol (IP) multimedia subsystem (IMS) disaster tolerance includes the steps as follows. An S-CSCF receives a user registration, and backs up necessary data which is required when a user service processing is restored on a storage entity in a network. An I-CSCF of user's home domain receives a service request of the user, and if it is found that the S-CSCF currently providing a service for the user fails, assigns a new S-CSCF to the user, and forwards the service request to the newly assigned S-CSCF. The newly assigned S-CSCF interrogates and acquires subscription data of the user and the necessary data backed up by the original S-CSCF from the storage entity, and then restores the user service processing according to the subscription data and the backup data. A device for realizing an IMS disaster tolerance is also provided. | 08-20-2009 |
20100039930 | Method, Apparatus, and System for Disaster Recovery of IMS - A method, apparatus, and system for disaster recovery of an IP Multimedia Subsystem (IMS) are provided. The method includes: triggering a redundant Call Session Control Function (CSCF); obtaining, by the redundant CSCF, user backup data of registered IMS Private User Identities (IMPIs) that are associated with IMPUs and user service configuration data of IMS Public User Identities (IMPUs) in an IMS subscription from a network storage entity of a user; and recovering, by the redundant CSCF, a corresponding service according to the obtained user backup data of the registered IMPIs and user service configuration data of the IMPUs in the IMS subscription. With the present invention, the one-IMPU multi-IMPI, one-IMPI multi-IMPU, or multi-IMPI multi-IMPU service can be recovered, and this enables the user to have better service continuity experiences. | 02-18-2010 |
20120044802 | METHOD AND DEVICE FOR REALIZING IP MULTIMEDIA SUBSYSTEM DISASTER TOLERANCE - A method for realizing an Internet protocol (IP) multimedia subsystem (IMS) disaster tolerance includes the steps as follows. An S-CSCF receives a user registration, and backs up necessary data which is required when a user service processing is restored on a storage entity in a network. An I-CSCF of user's home domain receives a service request of the user, and if it is found that the S-CSCF currently providing a service for the user fails, assigns a new S-CSCF to the user, and forwards the service request to the newly assigned S-CSCF. The newly assigned S-CSCF interrogates and acquires subscription data of the user and the necessary data backed up by the original S-CSCF from the storage entity, and then restores the user service processing according to the subscription data and the backup data. A device for realizing an IMS disaster tolerance is also provided. | 02-23-2012 |
20120113802 | Method, Apparatus, and System for Disaster Recovery of IMS - A method, apparatus, and system for disaster recovery of an IP Multimedia Subsystem (IMS) are provided. The method includes: triggering a redundant Call Session Control Function (CSCF); obtaining, by the redundant CSCF, user backup data of registered IMS Private User Identities (IMPIs) that are associated with IMPUs and user service configuration data of IMS Public User Identities (IMPUs) in an IMS subscription from a network storage entity of a user; and recovering, by the redundant CSCF, a corresponding service according to the obtained user backup data of the registered IMPIs and user service configuration data of the IMPUs in the IMS subscription. With the present invention, the one-IMPU multi-IMPI, one-IMPI multi-IMPU, or multi-IMPI multi-IMPU service can be recovered, and this enables the user to have better service continuity experiences. | 05-10-2012 |
20120113815 | METHOD, DEVICE AND SYSTEM FOR EVALUATING NETWORK RELIABILITY - A method, a device and a system for evaluating network reliability are disclosed in the embodiments of the present invention. The method includes: determining an analysis object by acquiring network topology information; acquiring a network failure mode of the analysis object; and analyzing and evaluating reliability of the analysis object in a hierarchical and overall way with respect to the failure mode. As the concept of a hierarchical analysis is introduced into the analysis, analysis properties of analysis objects (for example, a node and a connection) are divided according to hierarchies, so that the network is effectively decomposed, an overall decomposing analysis is ensured, and the difficulty of the analysis is reduced. | 05-10-2012 |
20140086091 | METHOD, APPARATUS, AND SYSTEM FOR ANALYZING NETWORK TRANSMISSION CHARACTERISTIC - A method for analyzing a network transmission characteristic, includes: receiving, by an intermediate network element, a service packet sent by a first service network element through the intermediate network element to a second service network element, where the service packet carries a service stream identifier, service stream information, and a control rule, where the service stream identifier is used to identify a service stream, the service stream information is used to provide a parameter that is required during transmission characteristic analysis, and the control rule is used to determine a type of the transmission characteristic analysis; and determining, by the intermediate network element, the type of the transmission characteristic analysis according to the received control rule, and performing, according to the service stream information, the transmission characteristic analysis on the service stream identified by the service stream identifier in a network application. | 03-27-2014 |
Patent application number | Description | Published |
20080198976 | METHOD, SYSTEM AND APPARATUS FOR IMPLEMENTING RINGBACK TONE SERVICE - A method for implementing the ringback tone (RBT) service based on the next generation network (NGN) includes: an application server (AS) receives from a softswitch (SX) a call request initiated by a ring-to-me subscriber, which carries a ring-to-me access code; the AS obtains the ring-to-me tone ID from the RBT platform according to the ring-to-me access code and instructs a media resource server (MRS) to play the tone indicated by the ring-to-me tone ID to the calling party. Various embodiments disclose a system, an AS and an MRS for implementing RBT based on NGN. The present disclosure enables a calling party to listen to a ring-to-me tone while the called party is alerted and further, it enables the calling party to choose to listen to a ring-to-me tone or a ring-to-you tone according to the calling party's precedence setting. | 08-21-2008 |
20090116632 | METHOD AND SYSTEM FOR REPLICATING RING BACK TONES - The present invention, in one aspect, relates to a method for replicating ring back tone (RBT). In one embodiment, the method includes the steps of sending a Play and Collect request to a media resource server (MRS) by an application server (AS), playing an RBT subscribed by the called party to the calling party and obtaining a Replicate RBT request initiated by the calling party according to the Play and Collect request by the MRS, receiving the Replicate RBT request obtained and sent by the MRS, by the AS, and sending a Replicate RBT command to an RBT platform according to the received Replicate RBT request by the AS, the Replicate RBT command carrying RBT replication information and instructing the RBT platform to replicate the requested RBT to an information library of the calling party. The invention also relates to a system and apparatus for implementing same. | 05-07-2009 |
20100220719 | Call processing method, system and equipment of same number service - A call processing method, a call processing system and call processing equipment of a same number service are disclosed. The method includes: receiving a call which is initiated by a calling client and carries an initial called number, and sending a message of the called number with a same number service characteristic to first switching equipment in an IP network when the initial called number is a number of the same number service; and receiving a call request initiated by the first switching equipment, starting same number service processing of the initial called number according to the message carried in the call request, and calling a same number terminal corresponding to the initial called number. The embodiment of the invention helps realize the same number service between a SIP intelligent terminal in the IP network and ordinary terminals in other communication networks. | 09-02-2010 |
20110110298 | Call Control Method, Communication System, and Revelant Devices - A call control method, a communication system, and relevant devices are provided so that communications can be implemented under different network conditions based on the same number. The method includes: receiving a call request of a calling terminal, where the call request carries a called terminal number; querying a Home Location Register (HLR) of a called terminal according to the called terminal number; obtaining a Supplementary Service Code (SS_Code) from the HLR, where the SS_Code carries a Mobile Station International ISDN Number (MSISDN)-based IP Multimedia Subsystem (IMS) service identifier; and triggering an Application Server (AS) to implement an MSISDN-based IMS service according to the MSISDN-based IMS service identifier. A communication system and relevant devices are also provided. | 05-12-2011 |
20130017809 | METHOD AND APPARATUS FOR PROVIDING A CALL SERVICE TO A USER - A method and an apparatus for providing a service to a user are provided. The method mainly includes that a mobile communication system on a network side receives call information of calling a mobile terminal of a user and then calls the user according to stored location information corresponding to the mobile terminal of the user sent by an access gateway AG. The AP is deployed at the enterprise to implement accurate positioning of a user that enters or leaves an office of an enterprise and update to a mobile communication system on a network side through the AG in real time. Therefore, the accurate positioning of a mobile terminal of a user no longer has to rely on the network coverage of the PLMN. | 01-17-2013 |
Patent application number | Description | Published |
20120244839 | Anti-theft mobile terminal and anti-theft method for mobile terminal - An anti-theft mobile terminal is disclosed, including: a setting module ( | 09-27-2012 |
20120265974 | Method and Device for Resetting Intelligent Terminal - The disclosure discloses a method for resetting an intelligent terminal, including: receiving a reset instruction input by a user after a receiving state of reset instructions is started; determining whether the reset instruction is valid, determining a current running state of the intelligent terminal when the received reset instruction is valid, and triggering a reset of the intelligent terminal when the intelligent terminal is in a dead halt state or an abnormal instruction state. The disclosure further discloses a device for resetting an intelligent terminal. The disclosure can perform a soft reset of the intelligent terminal quickly, conveniently and securely, thereby greatly avoiding the instable work state caused by disassembling battery and avoiding the reset misoperation caused by the resetting of the existing single function key. | 10-18-2012 |
20130271342 | DEVICE AND METHOD FOR ANTENNA IMPEDANCE MATCHING - The disclosure provides a device and a method for antenna impedance matching. The device comprises an application detection module, configured to detect a current state of an antenna of a terminal, and output a matching adjustment signal according to the state; an adaptive control module, configured to perform control over a process of matching adjustment in response to the matching adjustment signal; and a matching adjustable module, configured to, under control of the adaptive control module, perform matching adjustment on impedance of the antenna through an impedance matching network corresponding to the matching adjustment signal. Through the technical solution provided by the disclosure, the problem of single impedance matching mode in the prior art is solved, and further, the effect that differential matching can be performed for various application states of the terminal is achieved. | 10-17-2013 |
20140004880 | Mobile Terminal and Parameter Calibration Method for Global Positioning System | 01-02-2014 |
Patent application number | Description | Published |
20100332836 | METHOD AND APPARATUS FOR RECOVERING SESSIONS - A method for recovering sessions includes storing, by a client, session information after a session is established between the server and the client. When the session needs to be recovered upon interruption, the client sends all state information before interruption of the session and the session information to the server, and the server recovers the session upon the received session information and all state information before interruption of the session. After a session is interrupted, the server does not need to store any session-related information, thus saving the resources of the server, and all information about the previous session can be recovered completely. | 12-30-2010 |
20110099370 | METHOD, APPARATUS, AND SYSTEM FOR PROCESSING DYNAMIC HOST CONFIGURATION PROTOCOL MESSAGE - A method, apparatus, and system for processing a Dynamic Host Configuration Protocol (DHCP) message are disclosed. The method includes: receiving a DHCP message, where the source address of the DHCP message is a Cryptographically Generated Address (CGA) and a signature of a DHCP message sender is carried in the DHCP message; verifying the CGA and the signature; and processing a payload of the DHCP message after the verification of the CGA and the signature succeeds. The CGA and the signature are verified in the embodiment of the present invention, thus improving the security of DHCPv6, and bringing convenience for key management due to publicity of the public key. In addition, because the life of the public key is long, configuration on the DHCP server and/or the network client is convenient. | 04-28-2011 |
20110219231 | METHOD AND APPARATUS FOR IDENTIFYING CGA PUBLIC KEY, AND METHOD, APPARATUS, AND SYSTEM FOR DETERMINING CGA PUBLIC KEY - A method and an apparatus for identifying a Cryptographically Generated Address (CGA) public key, and a method, an apparatus, and a system for determining a CGA public key are disclosed. The method for identifying a CGA public key includes: receiving, by a receiving node, a first message protected using a public key from a sending node; obtaining a type of the public key according to the first message. The method for determining a CGA public key includes: receiving, by a receiving node, a first message protected using a public key from a sending node; obtaining, a type of the public key to be determined according to the first message; and judging whether the public key to be determined is supported by the receiving node according to the type of the public key to be determined; and, if the public key to be determined is supported by the receiving node, determining the public key as a public key supported by the receiving node. The embodiments of the present invention implement identification and determining of public keys in the process of CGA that supports multiple public keys. | 09-08-2011 |
20120011589 | METHOD, APPARATUS, AND SYSTEM FOR DETECTING A ZOMBIE HOST - The present invention relates to the communications field, and in particular, to a detection method, an apparatus, and a network with detection functions. The present invention solves the problem that the Botnet cannot be detected on a current communication network. The detection method is used to detect a Botnet and includes: obtaining a network address translation (NAT) table; detecting a behavior plane and a communication plane of a host according to the NAT table; and performing cluster analysis on results of detection on the communication plane and the behavior plane. | 01-12-2012 |
20120084462 | METHOD FOR OBTAINING IP ADDRESS OF DHCPV6 SERVER, DHCPV6 SERVER, AND DHCPV6 COMMUNICATION SYSTEM - The present invention relates to the field of communications, and in particular, relates to a method for obtaining an Internet Protocol (IP) address of a Dynamic Host Configuration Protocol version 6 (DHCPv6) server, a DHCPv6 server, and a DHCPv6 communication system. The method is applied in a scenario of communication through a DHCPv6 relay agent, and includes: receiving, by a DHCPv6 server, a message of a DHCPv6 client forwarded by a DHCPv6 relay agent; sending, by the DHCPv6 server, a response message to the DHCPv6 client through the DHCPv6 relay agent, in which a payload of the response message carries an IP address of the DHCPv6 server, so that the DHCPv6 client obtains the IP address of the DHCPv6 server from the response message. | 04-05-2012 |
Patent application number | Description | Published |
20090263125 | LIGHT MARK, METHOD AND DEVICE FOR LIGHT MARK MODULATION AND DEMODULATION - A light mark, a method and a device for light mark modulation and demodulation are disclosed. The modulation method includes: generating a mark with periodically alternating frequency and interval; and modulating the mark signal onto an optical signal. In the present disclosure, the mark with periodically alternating frequency and interval is adapted to distinguish different wavelengths by using different frequencies, and distinguish the same wavelength from different nodes by using the same frequency but different intervals. Therefore, numerous available marks are obtained with a small number of frequencies, and unique marks for all wavelengths in a network only require a number of frequencies equal to the number of the wavelengths in the network. Moreover, even if a wavelength conflict occurs, the wavelength conflict can be determined according to detected marks. | 10-22-2009 |
20090274464 | METHOD, SYSTEM AND DEVICE FOR SETTING UP WAVELENGTH CONNECTION - A method, a system, and a device for setting up a wavelength connection are disclosed herein. The method includes obtaining a wavelength path from a source network node to a destination network node and wavelength impairment compensation information of the wavelength path; and setting up the wavelength connection from the source network node to the destination network node according to the wavelength path and performing impairment compensation for wavelength signals in an interface of each network node on the wavelength path according to the wavelength impairment compensation information during setting up the wavelength connection. The device disclosed herein includes a path calculation server, a network node device, and a control server. The system disclosed herein is a network communication system. The embodiments of the present disclosure set up an available wavelength connection efficiently, simply and quickly. | 11-05-2009 |
20110200327 | OPTICAL SIGNAL IDENTIFYING OR DETECTING METHOD AND APPARATUS, AND IDENTIFYING AND DETECTING SYSTEM - An optical signal identifying method and apparatus are provided. The optical signal identifying method includes: assigning signal IDs with different frequencies to optical signals with different wavelengths, where the signal IDs are controlled in an amplitude-modulation manner according to a binary data sequence; and distinguishing the optical signals with different wavelengths by using different signal IDs. A signal ID detecting method and apparatus, and an optical signal identifying and detecting system are further provided. The optical signals with different wavelengths are distinguished by using the signal IDs controlled in an amplitude-modulation manner according to the binary data sequence, and optical channels of the optical signals with different wavelengths are detected and information such as the optical power is obtained by detecting the signal IDs. Therefore, the number of the identification frequencies of the signal IDs required to distinguish the optical signals is small, and the complexity of detecting the signal IDs is reduced. | 08-18-2011 |
20110217038 | METHOD AND DEVICE FOR OPTICAL SWITCHING - A method and a device for optical switching are disclosed. The method includes: receiving input optical signals; switching the input optical signals to an optical grouping unit when the input optical signals need to be grouped, and then receiving grouped optical signals; and switching the grouped optical signals to corresponding output ports for outputting. The device includes an optical switching unit and an optical grouping unit. A part of output ports of the optical switching unit are connected to input ports of the optical grouping unit, and output ports of the optical grouping unit are connected to input ports of the optical switching unit. The optical switching unit is configured to control transmission paths of the optical signals, and the optical grouping unit is configured to group the optical signals. | 09-08-2011 |
20120070114 | DEVICE AND METHOD FOR COLORLESS OPTICAL SWITCHING - The present invention discloses a device and a method for colorless optical switching, where the device includes: a demultiplexer, configured to demultiplex the input multi-wavelength light into multiple beams of light with single wavelength; a first optical cross unit, configured to output the received multiple beams of light with single wavelength through target ports to an optical switch array; the optical switch array, configured to drop the light that needs to be dropped from multiple beams of light with single wavelength, receive the light added by the local node, and output the light that needs to pass in the multiple beams of light with single wavelength and the light added by the local node; and a combiner, configured to combine the light output by the optical switch array. The optical switch device and method provided in the embodiments of the present invention feature colorlessness, low insertion loss, and low costs. | 03-22-2012 |
Patent application number | Description | Published |
20110135142 | MAGNETIC CIRCUIT AND SPEAKER USING SAME - Disclosed is a magnetic circuit for a speaker. The magnetic circuit includes a yoke defining a bottom and a sidewall extending perpendicularly from the bottom, a magnet mounted on the bottom of the yoke, a pole plate mounted on a top of the magnet. The magnet includes a wider portion mounted on the bottom of the yoke and a narrower portion carrying the pole plate. | 06-09-2011 |
20110272208 | COMPOUND MEMBRANE AND ACOUSTIC DEVICE USING SAME - The present invention provides a compound membrane and an acoustic device including such a compound membrane. The compound membrane includes a central layer, a first glue layer attached to one side of the central layer, a second glue layer attached to another side of the central layer, an upper layer provided on the first glue layer, and a lower layer provided beneath the second glue layer. The anti-fatigue performance of the compound membrane is desirable. | 11-10-2011 |
20120160017 | COUNTER ASSEMBLY, SHEATH FLOW IMPEDANCE COUNT DEVICE, AND FLOW CYTOMETER ANALYZER - A counter assembly, sheath flow impedance count device, and flow cytometer analyzer are disclosed. | 06-28-2012 |
20120171714 | METHOD AND PARTICLE ANALYZER FOR MEASURING A LOW CONCENTRATION PARTICLE SAMPLE - A method and particle analyzer for measuring a low concentration particles sample disclosed. | 07-05-2012 |
20130289793 | FAN CONTROL SYSTEM - A fan control system includes an infrastructure management module (IMM), a heat element, a fan module, and a fan board for controlling the fan module. The heat element includes a heat detecting unit. The IMM is connected to the heat detecting units. A fan module includes a plurality of fans. The IMM is configured to calculate a fan input control signal according to a temperature value. The fan board is configured to input an input speed information to the fan module, receive an output speed information of the fan module, and determine whether the fan works as predefined by the fan board according to the output speed information and the input speed information. | 10-31-2013 |
20130308812 | MICRO-SPEAKER BOX - A micro-speaker box includes a cabinet with a cavity room, a speaker unit, an amount of adsorbents located in the inside of the cabinet, and a porous layer arranged in the cavity room and dividing the cavity room of the cabinet into twp parts, one part for accommodating the speaker unit, the other part filled with the adsorbents. The porous layer defines an acoustical airflow resistance no more than 150 MKS Rayls, and includes billions of stomas. The stomas in the porous layer have diameters in the range of 1 um to 500 um. | 11-21-2013 |
20140093106 | Diaphragm - A diaphragm includes a central portion and an edge portion surrounding the central portion and smoothly connecting with the central portion. The edge portion has a main curved portion which is convex forward in the vibrating direction and a first side curved portion continued to an inner periphery of the main curved portion and connected with the central portion. The first side curved portion is convex backward in the vibrating direction. The rigidity of the diaphragm can be increased, without sacrificing the acoustic characteristics and reducing the size of the diaphragm. | 04-03-2014 |
20140284135 | DIAPHRAGM AND SPEAKER USING SAME - A diaphragm is disclosed in the present disclosure. The diaphragm includes a middle layer, a first and a second adhesive layer attached on two side surfaces of the middle layer respectively, and a first layer adhered to the middle layer by the first adhesive layer and a second layer adhered to the middle layer by the second adhesive layer. The first adhesive layer is made of acrylic adhesive and the second adhesive layer is made of silica gel. A speaker using the diaphragm described above is also disclosed. The diaphragm can be used in a relatively wide temperature range and has a strong adaptability to the environment. | 09-25-2014 |
20140339101 | PARTICLE ANALYZER AND PARTICLE TEST CONTROL METHOD AND DEVICE THEREOF - The present disclosure provides a particle analyzer and a particle test control method and device thereof. The method comprises: after acquiring a diluted sample, preserving a part of the diluted sample, and monitoring whether a pore blocking event occurs during a counting process; when the pore blocking event occurs, suspending the test of the sample, and performing an unblocking operation; and after the unblocking operation is completed, controlling a liquid addition system to again acquire the preserved part of the sample from a reaction cell or a tube of the liquid addition system and inject it into a counting cell, and then re-counting the sample in the counting cell by an impedance method. The method makes full use of the residual diluted sample for a second test to eliminate the impact of pore blocking that occurs in the first measurement of the sample on the test result, and there is no need to be place the sample tube again at test position for re-acquisition and re-dilution, thereby reducing the probability of pore blocking. | 11-20-2014 |
Patent application number | Description | Published |
20110101986 | DEVICE AND METHOD OF TESTING AN INTERNAL RESISTANCE OF A BATTERY PACK - An internal resistance testing device includes an excitation source and a battery pack, an adjustable resistance R, a sampling unit, and a control unit. The excitation source and the battery pack form a loop circuit. The adjustable resistance R may be located at the loop circuit formed by the excitation source and the battery pack. The sampling unit samples the voltage between two sides of the battery pack, the voltage between two sides of the adjustable resistance R, and the value of the adjustable resistance R. The control unit calculates internal resistance of the battery pack according to the signal value collected by the sampling unit. The internal resistances of different voltage-ranges the battery pack are determined by adjusting the value of the adjustable resistance R to cause the actual excitation voltage to be equal to the range voltage of the sampling unit. The voltage between two sides of the adjustable resistance R is made equal to the range voltage of the sampling unit by adjusting the value of the adjustable resistance R, which effectively improves measurement accuracy of the internal resistance. | 05-05-2011 |
20120074892 | CONTROL SYSTEM AND CONTROL METHOD OF AN IN-VEHICLE SOLAR ENERGY CHARGER - A control system for an in-vehicle solar energy charger, comprising a solar cell panel, a solar energy charger, a starting battery, a power battery and a controller. The solar energy charger, the starting battery and the power battery are electrically connected to the controller respectively. The controller is configured for performing a maximum photovoltaic power tracking algorithm and controlling an output power of the solar energy charger for charging the power battery or starting battery, according to an input power of the solar energy charger. | 03-29-2012 |
20120316690 | HOME ENERGY CONTROL SYSTEM AND CONTROLLING METHOD THEREOF - A home energy control system and a controlling method thereof are provided. The system comprises: an energy storage unit ( | 12-13-2012 |
20120319795 | METHOD AND DEVICE FOR DETECTING PWM WAVE - A device for detecting a PWM wave, comprising: a PWM wave generating module, configured to generate the PWM wave; a detecting module coupled to the PWM wave generating module, configured to receive the PWM wave and to determine an electric level of the PWM wave; a timer coupled to the detecting module, configured to start a counting when the detecting module receives the PWM wave, and to interrupt the counting when the counting reaches a predetermined value, the detecting module determining whether the electric level of the PWM wave is a high electric level or a low electric level when the counting is interrupted; and a calculating module coupled to the detecting module, configured to calculate a duty ratio of the PWM wave based on a number of high electric level and a number of low electric level of the PWM wave determined within one period of the PWM wave. | 12-20-2012 |
20140236510 | DISTRIBUTED BATTERY MANAGEMENT SYSTEM AND METHOD OF IDENTIFICATION DISTRIBUTION USING THE SAME - A distributed battery management device and a method thereof are provided. The method comprises: receiving, by a battery management control module, a first identification distribution request from a first data acquisition module; activating, by the battery management control module, the first data acquisition module for monitoring one or more batteries; and sending, by the battery management control module, a first identification message corresponding to the first identification distribution request, to the first data acquisition module. The device comprises: a battery management control module; and a first data acquisition module communicatively coupled with the battery management control module, wherein the battery management control module and the first data acquisition module are configured to communicate with each other to identify the data acquisition module. | 08-21-2014 |
20140292261 | CHARGING DEVICE, METHOD FOR CONTROLLING CHARGING DEVICE AND METHOD FOR DETECTING PERIPHERAL DEVICE - A charging device, a method for controlling a charging device, and a method for detecting a peripheral device are provided. The charging device comprises: a charging gun; a power module; and a controlling module coupled with the charging gun and the power module, wherein the controlling module is configured to determine whether the charging gun is connected with a peripheral device to be charged, and if yes, to control the power module to convert AC electricity to DC electricity to charge the peripheral device. A method for controlling a charging device is also provided. The method comprises: determining whether the charging gun is connected with a peripheral device; and if yes, controlling the power module to convert AC electricity to DC electricity to charge the peripheral device if the charging gun is determined to be connected to the peripheral device. | 10-02-2014 |
Patent application number | Description | Published |
20120269189 | APPARATUS FOR HYBRID-TRANSMITTING AND BRIDGING OF A CIRCUIT SERVICE AND A PACKET SERVICE - An apparatus and a system for hybrid-transmitting and bridging of a circuit service and a packet service are provided. The apparatus includes a TDM framing unit, a TDM three-direction cross unit, and a mapping and encapsulating unit. The TDM framing unit implements conversion between a line layer TDM signal outside the apparatus and channel layer TDM signals inside the apparatus, and transmits the channel layer TDM signals to the TDM three-direction cross unit. The TDM three-direction cross unit implements cross scheduling on the channel layer TDM signals from a TDM cross apparatus, the mapping and encapsulating unit, and the TDM framing unit. The mapping and encapsulating unit implements conversion between a channel layer TDM signal from the TDM three-direction cross unit and packet service signals from the packet processing unit. | 10-25-2012 |
20130286818 | ETHERNET RING PROTECTION SWITCHING METHOD, NETWORK DEVICE AND SYSTEM - Embodiments of the present disclosure provide an Ethernet ring protection switching method, network device and system. In the embodiments of the present disclosure, a node obtains bandwidth information of a first link on an Ethernet ring on which the node is located, and determines that bandwidth of the first link changes, where there is at least one Ethernet ring protection instance on the Ethernet ring, and then the node determines ports of the node, where the at least one Ethernet ring protection instance passes through the ports, so that the node can query pre-configured correspondence between bandwidth information and switching information of each link on the Ethernet ring, and execute, through the ports of the node, a switching operation corresponding to the bandwidth information of the first link. | 10-31-2013 |
Patent application number | Description | Published |
20110255478 | METHOD AND TERMINAL FOR SENDING SCAN REPORT BASED ON MULTI-CARRIER SYSTEM - A method and terminal for sending a scan report based on a multi-carrier system are provided. The method comprises the following steps: a terminal acquiring a first configuration parameter of carrier(s) indicated by a base station and a second configuration parameter needed for the terminal to send a scan report, wherein the carrier(s) indicated by the base station is one of or a plurality of carriers of the base station and/or a neighboring base station of the base station; and the terminal scanning the carrier(s) indicated by the base station according to the first configuration parameter, generating a scan report, and sending the scan report to the base station according to the second configuration parameter. | 10-20-2011 |
20120021792 | METHOD FOR SENDING A SCAN RESPONSE BASED ON A MULTI-CARRIER SYSTEM, AND BASE STATION - The present invention discloses a method for sending a scan response based on a multi-carrier system, and a base station, wherein the method comprises: a base station receives a scan request signaling sent by a terminal; and responding to the scan request signaling, the base station determines a carrier the terminal needs to scan and sends a scan response message to the terminal. | 01-26-2012 |
20120021794 | METHODS FOR TRANSMITTING A SCANNING REQUEST BASED ON A MULTICARRIER SYSTEM - The present invention discloses a method for transmitting a scanning request based on a multicarrier system, wherein the method comprises: a terminal obtaining multicarrier information transmitted by a service base station; and when a handover is needed to be performed, the terminal transmitting a scanning request signaling to the service base station, to request for scanning carriers. By the above-mentioned process, the terminal can transmit the scanning request signaling as required to request for performing the handover within the base station. | 01-26-2012 |
20120069788 | RANDOM ACCESS METHOD AND BASE STATION - A random access method and a base station are provided, wherein the method comprises: a base station assigning a relay-dedicated random access preamble to a relay, wherein the relay-dedicated random access preamble indicates an access priority of the relay to be higher than that of an ordinary UE (S | 03-22-2012 |
20120113887 | Method And System For Mobility Management Of A Terminal On A Radio Relay System - A method and system for mobility management of a User Equipment (UE) in a radio relay system is used for resolving the technical problem of performing a UE handover between different relay stations belonging to a same Donor eNodeB (DeNB). The method comprises that: an X2 interface link is established between the relay stations belonging to one DeNB; a source relay station transmits a handover request to a target relay station, and the target relay station performs admission control; when the target relay station permits the UE to access, the source relay station performs forwarding of UE context and cached data; after the UE has successfully accessed the target relay station, the target relay station notifies the DeNB that the path has changed, and the DeNB performs a path handover. In the handover flow of the disclosure, only some control for forwarding data is needed between the source relay station and the target relay station, the forwarding through the DeNB and the processing with a Mobility Management Unit (MME) or a Serving GateWay (GW) are not needed, therefore the handover flow is simplified, and handover delay is decreased to a certain extent. | 05-10-2012 |