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| 20100157837 | METHOD, SYSTEM AND DEVICE OF PACKET SAMPLING - A method and a system for sampling a packet as well as a device are disclosed herein. The method includes the following steps: a notification node of an LSP sends obtained information about the protocol type of a packet to a specific netflow sampling entity; the netflow sampling entity determines the protocol type of the packet according to the information about the protocol type after receiving the packet, and samples the packet according to the determined protocol type. Through the embodiments of the present invention, the accuracy of netflow sampling is improved significantly. | 06-24-2010 |
| 20100271933 | METHOD, SYSTEM, AND APPARATUS FOR NETWORK DEVICE TO ACCESS PACKET SWITCHED NETWORK - A method for a network device to access a packet switched network is applied to a system in which the network device accesses the packet switched network by connecting to PEs in an active-standby mode. The method includes: an active PE and a standby PE each sends a fault detection message to the network device through an interface connected to the network device; the active PE sets the state of the interface to “up” and advertises a route to a remote PE if a fault detection response returned by the network device is received through the interface within a preset period; otherwise, the active PE sets the state of the interface to “down”, and withdraws the advertised route; and the standby PE sets the state of the interface to “up” and advertises another route to the remote PE after receiving a fault detection response through the interface connected to the network device. | 10-28-2010 |
| 20100284308 | Method, System and Apparatus for Implementing L2VPN between Autonomous Systems - A method, a system, and an apparatus for implementing a layer-2 virtual private network (L2VPN) between autonomous systems (ASs) are disclosed. The method includes: receiving a first L2VPN mapping packet from a first AS; parsing the first L2VPN mapping packet to obtain a first label carried in the first L2VPN mapping packet, applying for a second label which is different from the first label carried in the first L2VPN mapping packet, and generating a second L2VPN mapping packet according to the second label; and sending the second L2VPN mapping packet to a second AS. When multiple VPN users need to establish a multi-protocol label switching (MPLS) L2VPN between ASs, the MPLS L2VPN can be established between ASs through the technical solution under the present invention as long as a link exists between the ASs, thus providing high extensibility, high security, and convenient management of the inter-AS L2VPN. | 11-11-2010 |
| 20100284409 | AUTONOMOUS SYSTEM BOUNDARY ROUTER DEVICE, AND METHOD FOR ACQUIRING VIRTUAL PRIVATE NETWORK LABEL - A method for acquiring a virtual private network (VPN) label is provided, in which the VPN is based on a multi-protocol label switching (MPLS) network. The method includes: acquiring VPN routing information; parsing the VPN routing information to obtain a VPN identifier, an upper-level router device identifier, and a receiving label; and acquiring a forwarding label according to the VPN identifier, the upper-level router device identifier, and the receiving label. The method is applied to an autonomous system boundary router (ASBR) device. | 11-11-2010 |
| 20120036391 | METHOD, SYSTEM, AND APPARATUS FOR NETWORK DEVICE TO ACCESS PACKET SWITCHED NETWORK - A method for a network device to access a packet switched network is applied to a system in which the network device accesses the packet switched network by connecting to PEs in an active-standby mode. The method includes: an active PE and a standby PE each sends a fault detection message to the network device through an interface connected to the network device; the active PE sets the state of the interface “up” and advertises a route to a remote PE if a fault detection response returned by the network device is received through the interface within a preset period; otherwise, the active PE sets the state of the interface to “down” , and withdraws the advertised route; and the standby PE sets the state of the interface to “up” and advertises another route to the remote PE after receiving a fault detection response through the interface connected to the network device. | 02-09-2012 |
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| 20080292021 | Method And Module For Acquiring Digital Subscriber Line Parameter, And Line Management System - The present disclosure includes a method for acquiring DSL parameters, a module for acquiring Digital Subscriber Line (DSL) parameters, and a line management system. The method includes: obtaining the priority of a DSL; and acquiring parameters of the DSL in an acquisition period corresponding to the obtained priority, in accordance with a preset corresponding relationship between the priority of the DSL and the acquisition period. The system includes: a module for acquiring DSL parameters, configured to obtain the priority of a DSL and acquire parameters of the DSL in an acquisition period corresponding to the obtained priority in accordance with a preset corresponding relationship between the priority of the DSL and the acquisition period; a database configured to store the parameters acquired by the module for acquiring DSL parameters; a line management module configured to manage the DSL using the DSL parameters. | 11-27-2008 |
| 20110122935 | METHOD, DEVICE AND SYSTEM FOR DETECTING RADIO FREQUENCY INTERFERENCE - A method for detecting radio frequency interference (RFI) is provided. The method includes the following steps. Parameters of at least two pairs of digital subscriber lines (DSLs) are acquired. Sub-carriers having RFI in each pair of the at least two pairs of DSLs are detected according to the parameters. The number of line pairs having RFI on the same sub-carrier in the DSLs is counted, and if the number of the line pairs occurring RFI on the sub-carrier is greater than a preset threshold, or if a ratio of the number of the line pairs occurring RFI on the sub-carrier to a line pair number of the at least two pairs of DSLs is greater than a preset threshold, it is determined that RFI exists at a frequency corresponding to the sub-carrier. A device and a system for detecting RFI are further provided. Therefore, RFI frequency existing in xDSL can be detected. | 05-26-2011 |
| 20120069853 | METHOD, APPARATUS, AND SYSTEM FOR DATA ACQUISITION - An embodiment of the present disclosure provides a method for data acquisition. The method includes the following steps: transmitting a request message for acquiring line parameters to a central-office end access apparatus, and obtaining a time parameter T | 03-22-2012 |
| 20120207197 | SIGNAL PROCESSING METHODS, DEVICES AND SYSTEMS IN BONDING-DSL - In the field of communication, this application discloses a signal processing method, device, and system of bonded DSL channels. A signal processing method of bonded DSL channels: sending a pilot sequence to a receiving end through bonded channels; receiving, through the bonded channels, clipped error sample fragments returned by the receiving end, where the receiving end constructs a clipped error sample according to an error of a received signal and fragments the clipped error sample to acquire the clipped error sample fragments; aggregating the received clipped error sample fragments into a clipped error sample; and calculating a pre-encoding coefficient according to the pilot sequence and the aggregated clipped error sample, where the pre-encoding coefficient is used to perform pre-encoding processing on a signal before the signal is sent. | 08-16-2012 |
| 20120237012 | xDSL SYSTEM AND SIGNAL TRANSMISSION METHOD, SENDING DEVICE, AND RECEIVING DEVICE OF xDSL SYSTEM - An xDSL signal transmission method includes: receiving 2N−1 signals from 2N−1 signal input ends, where each signal in the 2N−1 signals is a signal transmitted by an independent channel in the xDSL system; pre-multiplying a (2N−1)×1 matrix formed by the 2N−1 signals by a first conversion matrix to obtain a 2N×1 matrix, where elements in the 2N×1 matrix respectively correspond to 2N signals, and the first conversion matrix is a 2N×(2N−1) matrix; and sending the 2N signals via N twisted pair lines respectively. The N twisted pair lines can transmit signals of 2N−1 channels, thereby increasing the number of signal transmissions, and improving signal transmission efficiency. | 09-20-2012 |
| 20120237017 | METHOD, DEVICE AND SYSTEM FOR EXTENDING CHANNELS - The present invention provides a method, a device and a system for extending channels, and belongs to the field of communications technologies. The method includes: generating a non-cascade extended channel by using a first channel and a second channel; and generating a first-level cascade extended channel by using the non-cascade extended channel and a third channel, where the first channel and the second channel are both twisted-pair channels, and the third channel is a twisted-pair channel or another non-cascade extended channel. The device includes a first transformer and a second transformer. The system includes a first device and a second device. | 09-20-2012 |
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| 20080267115 | SYSTEM AND METHOD FOR UPDATING UATI OF AN ACCESS TERMINAL - A system for communication of an access terminal in a wireless network having a plurality of subnets. The system determines, based upon movement of the access terminal in a dormant state between subnets, and upon ColorCode and SecondaryColorCode values of each subnet, whether or not the access terminal should immediately initiate a Unicast Access Terminal Identifier (UATI) update request, or delay the Unicast Access Terminal Identifier (UATI) update. | 10-30-2008 |
| 20080271138 | SYSTEM AND METHOD FOR OPTIMIZING DATA OVER SIGNALING TRANSMISSIONS - A system for optimizing data over signaling (DoS) transmissions in wireless communications system is disclosed. The system comprises at least one access network and at least one access terminal. The at least one access network is adapted to determine location of the at least one access terminal through communication between the at least one access network and the at least one access terminal, and adapted to transfer data between the at least one access network and the at least one access terminal. | 10-30-2008 |
| 20090190557 | METHOD, DEVICE AND SYSTEM FOR SENDING A RESET MESSAGE SEQUENCE NUMBER DURING SWITCHING - A method of sending reset message sequence number is provided. During a connected state handoff of an access terminal (AT) between a source access network (AN) and a target AN, the source AN sends a reset message sequence number of the AT to the target AN. The source AN adds the reset message sequence number of the AT to the message sent to the target AN. Thereby, the problem in the existing systems that, the source AN cannot send the reset message sequence number of the AT to the target AN, and thus the target AN cannot perform a reset process on the AT when the AT is switched from the source AN to the target AN is thus solved. An access network (AN) and a communication system are also provided. | 07-30-2009 |
| 20110222512 | METHOD AND SYSTEM FOR USE IN A CONNECTED STATE HANDOFF OF AN ACCESS TERMINAL - A method of sending reset message sequence number is provided. During a connected state handoff of an access terminal (AT) between a source access network (AN) and a target AN, the source AN sends a reset message sequence number of the AT to the target AN. The source AN adds the reset message sequence number of the AT to the message sent to the target AN. Thereby, the problem in the existing systems that the source AN cannot send the reset message sequence number of the AT to the target AN and, thus, the target AN cannot perform a reset process on the AT when the AT is switched from the source AN to the target AN, is solved. An access network (AN) and a communication system are also provided. | 09-15-2011 |
| 20120002641 | METHOD AND SYSTEM FOR USE IN A CONNECTED STATE HANDOFF OF AN ACCESS TERMINAL - A method of sending reset message sequence number is provided. During a connected state handoff of an access terminal (AT) between a source access network (AN) and a target AN, the source AN sends a reset message sequence number of the AT to the target AN. The source AN adds the reset message sequence number of the AT to the message sent to the target AN. Thereby, the problem in the existing systems that, the source AN cannot send the reset message sequence number of the AT to the target AN, and thus the target AN cannot perform a reset process on the AT when the AT is switched from the source AN to the target AN is thus solved. An access network (AN) and a communication system are also provided. | 01-05-2012 |
| 20120127873 | METHOD, APPARATUS, AND SYSTEM FOR AUTOMATICALLY SWITCHING SERVICES - A method, an apparatus, and a system for automatically switching services are provided. The method includes: determining whether a switching condition is satisfied; migrating a user equipment (UE) using a first service operated on a switchable frequency point to a frequency point operating the first service, when the switching condition is satisfied; and switching the first service operated on the switchable frequency point to a second service. It is determined that a switching condition is satisfied, a UE using a first service operated on a switchable frequency point is migrated to a frequency point operating the first service, so as to switch the first service operated on the switchable frequency point to a second service, thereby improving utilization of spectrum resources and increasing a service income. | 05-24-2012 |
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| 20110053550 | METHOD AND DEVICE FOR TRANSMITTING EMERGENCY BROADCAST MESSAGE - A method for transmitting emergency broadcast message is disclosed in the present invention. The method comprises the following steps: setting an emergency broadcast message transmitting group in a terminal, and adding a user name and/or a telephone number of a receiving user of an emergency broadcast message to the emergency broadcast message transmitting group; after the terminal receives the emergency broadcast message via the broadcast communication system, extracting the phone number or the user name from the emergency broadcast message transmitting group and transmitting an emergency broadcast message in the mode of short message to the receiving user corresponding to the phone number or user name. The method makes the terminals which do not have the function of directly receiving an emergency broadcast message be able to receive the emergency broadcast message, through transmitting the emergency broadcast message received by the terminal which is able to directly receive the emergency broadcast message to the terminals which cannot receive the emergency broadcast message directly from the emergency broadcast system in the mode of short message, therefore achieves the objective of notifying the emergency broadcast message quickly and widely. | 03-03-2011 |
| 20120311187 | Media Server and Method for Audio/Video Transmission - The present invention discloses a media server, which is connected with content networks, and linked with an information terminal via Wireless Fidelity (WiFi). The media server comprises an information receiving and transmitting controller as well as a Web server; wherein, the information receiving and transmitting controller is used to receive contents sent by the content networks, and to convert audio and video data of the contents into a format of the Real-Time Transport Protocol/Real-Time Transport Control Protocol (RTP/RTCP) encapsulation, then to transmit the converted data to the information terminal, additionally, to form a content directory in a HTML format according to the contents; the Web server is used to publish the content directory in the HTML format, which is formed by the information receiving and transmitting controller, so as to be accessed by the information terminal. The present invention also discloses a method for transmitting audio and video. | 12-06-2012 |
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| 20090274078 | METHOD, BASE STATION, AND USER TERMINAL FOR IMPLEMENTING UPLINK RESOURCE INDICATION - A method, a base station (BS), and a user terminal for implementing uplink resource indication are provided. The method includes: carrying an uplink resource index in an uplink resource grant indication (ul grant), in which the uplink resource index is corresponding to at least one uplink resource in terms of indication; and sending the ul grant. The BS includes an index carrying module and an instruction sending module. The user terminal includes an instruction receiving module, an instruction resolving module, and an execution module. | 11-05-2009 |
| 20110211499 | METHOD, BASE STATION, AND USER TERMINAL FOR IMPLEMENTING UPLINK RESOURCE INDICATION - A method, a base station (BS), and a user terminal for implementing uplink resource indication are provided. The method includes: carrying an uplink resource index in a ul grant, in which the uplink resource index is corresponding to at least one uplink resource in terms of indication; and sending the ul grant. The BS includes an index carrying module and an instruction sending module. The user terminal includes an instruction receiving module, an instruction resolving module, and an execution module. | 09-01-2011 |
| 20110216724 | METHOD, BASE STATION, AND USER TERMINAL FOR IMPLEMENTING UPLINK RESOURCE INDICATION - A method, a base station (BS), and a user terminal for implementing uplink resource indication are provided. The method includes: carrying an uplink resource index in a ul grant, in which the uplink resource index is corresponding to at least one uplink resource in terms of indication; and sending the ul grant. The BS includes an index carrying module and an instruction sending module. The user terminal includes an instruction receiving module, an instruction resolving module, | 09-08-2011 |
| 20110317597 | METHOD, APPARATUS, AND SYSTEM FOR IDENTIFYING DIFFERENT FRAME STRUCTURES - Embodiments of the present invention disclose a method, an apparatus, and a system for identifying different frame structures to ensure backward compatibility of an LTE-advanced (LTE-A) network. The method for identifying different frame structures includes: receiving a radio frame on a frequency division duplex (FDD) downlink carrier, where the radio frame includes an identifier of a frame structure; and identifying the frame structure according to the identifier of the frame structure included in the radio frame. Embodiments of the present invention also disclose a user equipment (UE), an evolved NodeB (eNB), and a system for identifying different frame structures. Through the technical solutions provided by embodiments of the present invention, LTE-A users can identify the frame structure carried on the FDD downlink carrier when accessing the network initially, but LTE users are unaware of the change of the frame structure. | 12-29-2011 |
| 20120082121 | METHOD, BASE STATION, AND USER TERMINAL FOR IMPLEMENTING UPLINK RESOURCE INDICATION - A method and a user terminal for implementing an uplink resource grant (ul grant) are provided. The method includes a user terminal receiving an ul grant from a base station, the ul grant including an uplink resource index; the user terminal identifying from the received uplink resource index, a corresponding group of at least one uplink subframe, by referring to a pre-defined relationship between the uplink resource index and the corresponding group, the received uplink resource index having one of a plurality of values, the pre-defined relationship correlating each value of the uplink resource index with a respective one of a plurality of groups, each group having a unique uplink subframe grouping; and sending to the base station, by the user terminal, data on each of the at least one uplink subframes in the identified group. | 04-05-2012 |
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| 20090219946 | SYSTEM AND METHOD FOR RESOURCE ADMISSION AND CONTROL - System and method for resource admission and control is disclosed. The system for resource admission and control includes an interface unit for application function unit configured to receive service request sent from the application function unit; a policy decision function unit configured to identify the type of an access network according to the service request received by the interface unit for the application function unit and select corresponding service logic for resource admission and control according to the identified type of access network. According to the technical solutions, no matter the request for resource is made to a fixed access network defined in TISPAN, or to a wireless access network defined in the 3GPP, the policy decision function unit xPDF may identify the type of the access network and select corresponding service logic to perform resource admission and control. The xPDF conceals the details of the access network from the AF such that the solution for network construction can be simplified and the system maintenance may become simple and convenient. | 09-03-2009 |
| 20100103934 | METHOD, SYSTEM AND APPARATUS FOR ADMISSION CONTROL OF MULTICAST OR UNICAST - The embodiment of this invention discloses a method, a system and an apparatus for admission control of multicast or unicast. The method for admission control of multicast comprises: a network device receives a multicast request and executes admission control operation of multicast resources according to the multicast request; when multicast resources are not sufficient, the network device sends an outer resources request to a resources admission control device, and executes multicast operation according to the results of admission control operation returned by the resources admission control device responsive to said outer resources request. The method for admission control of unicast comprises: a resources admission control device receives a unicast resources request and executes admission control operation of unicast resources according to the unicast resources request; when the unicast resources are not sufficient, the resources admission control device sends an outer resources request to a network device; the resources admission control device executes unicast operation according to the results of admission control operation returned by the network device responsive to said outer resources request. The embodiment of this invention guarantees fast handoff of multicast service channel in the case of implementing resources share of multicast services and unicast services, and the implementation is simple. | 04-29-2010 |
| 20100115099 | MULTICAST/UNICAST ADMISSION CONTROL METHOD, DEVICE AND SYSTEM - A multicast/unicast admission control method, a multicast/unicast admission control device, and a multicast/unicast admission control system are provided. In the method, through centralized resource control of a resource and admission control subsystem (RACS), sharing of multicast/unicast resources is realized. The RACS allocates and authorizes resources to an access node (AN), the AN manages the obtained multicast resources under the authorization, and the resource allocation is adjusted through interaction when the multicast resources of the AN or the resources of the RACS are not sufficient. | 05-06-2010 |
| 20100275068 | Method, device and system for managing resources in networks - A method, device and system for managing resources in networks are provided, which relate to the field of data communication. The method includes the following steps. A resource manager (RM) sends a first request message according to a received resource request message, to request an access node (AN) to perform admission control. After receiving an admission control result indicating whether a resource requested by the resource request message is admitted, the RM sends a response message of the resource request message. Therefore, when multicast/unicast connection admission control (CAC) that supports shared bandwidth is realized, flow fusions of user line configuration between the AN and a broadband remote access system (BRAS, and policy distribution between a resource and admission control subsystem (RACS) and the BRAS are guaranteed; and sharing of bandwidth resources is realized to avoid waste of the bandwidth resources. | 10-28-2010 |
| 20110058550 | METHOD, APPARATUS AND SYSTEM FOR ALLOCATING IPTV RESOURCES - The present invention relates to the field of communications technologies, and discloses a method, an apparatus, and a system for allocating Internet Protocol Television (IPTV) resources to save bandwidth resources in the IPTV service. The method includes the following: a multicast access control entity allocates resources to a unicast access control entity through an intermediate network entity when unicast resources are not enough; and the unicast access control entity allocates resources to the multicast access control entity through the intermediate network entity when multicast resources are not enough. The present invention is primarily applicable to IPTV technologies. | 03-10-2011 |
