Patent application number | Description | Published |
20090144442 | ACCESS NETWORK SYSTEM WITH SEPARATED CONTROL AND BEARER AND METHOD THEREOF FOR ACHIEVING COMMUNICATIONS - An access network system with separated control and bearer includes an access network control plane and an access network data plane for achieving separation of control and bearer. The access network control plane receives the control information separated from the access network data plane, exchanges the control information with a core network, and control data transfer of the access network data plane. The access network data plane separates control information from data when dealing with flow from a user network, transfers the control information to the access network control plane, and forwards the data from the user network/core network according to the control information of the access network control plane. A method for implementing communications by an access network system with separated control and bearer is provided. Because the access network of the present invention implements separation of control and bearer, the network control method does not need to alter when the bearing technique changes, thereby improving network extensibility and reducing the network maintenance cost. | 06-04-2009 |
20100275248 | Method, apparatus and system for selecting service network - The present invention relates to network communication technologies, and discloses a method, an apparatus, and a system for selecting a service network to improve network capabilities of serving the client. The method includes: receiving an address request message that carries service network selecting condition from a client or user; and judging whether preconfigured or stored service network configuration information meets the service network selecting condition, and forwarding the address request message to the service network that meets the service network selecting condition if the preconfigured or stored service network configuration information meets the condition. The apparatus includes: a message receiving and sending unit, a configuring unit, and a service network selecting unit. The embodiments of the present invention can select a service network for the client or user according to the requirements of the client or user, and improve the service capabilities of the network. | 10-28-2010 |
20110080842 | BINDING/UNBINDING PROCESSING METHOD, SYSTEM, AND APPARATUS - A binding/unbinding processing method, system and apparatus are disclosed. The binding processing system includes: an Internet Protocol (IP) edge node and an Access Node (AN). The IP edge node is configured to: monitor received Dynamic Host Configuration Protocol (DHCP) messages, after monitoring a specific DHCP message, forward the specific DHCP message to all ANs corresponding to bound links, where the specific DHCP message is a DHCP ACK or DHCP REPLY message. The AN is configured to: receive the specific DHCP message sent by the IP edge node, parse and obtain an IP or Media Access Control (MAC) address carried in the specific DHCP message, and bind a port of the AN to the IP or MAC address according to the obtained IP address or MAC address. The present disclosure implements the binding/unbinding of an AN port to/from an IP or MAC address in inter-AN binding scenarios. | 04-07-2011 |
20110170545 | DATA TRANSMISSION METHOD, NETWORK NODE, AND DATA TRANSMISSION SYSTEM - A data transmission method is provided. The method is used to transmit multiple data packets, and includes the following steps. Multiple acquired data packets are mapped to different sessions according to data header information of the data packets, in which each session corresponds to one or more data packets. A data packet is encapsulated into a session message, in which the encapsulated session message includes a session identifier of the session corresponding to the one or more data packets. Multiple session messages belonging to the same session are transmitted to a next network node through at least two tunnels in link layer. | 07-14-2011 |
20110200331 | OPTICAL LINE TERMINAL, METHOD AND SYSTEM FOR PACKET TRANSMISSION IN OPTICAL COMMUNICATION SYSTEM - In the field of communications, a method and a system for packet transmission in an optical communication system, and an Optical Line Terminal (OLT) are provided. The method includes: receiving, from a port, a first uplink packet from an Optical Network Unit (ONU), where the first uplink packet includes a Logical Link Identifier (ID); determining a first ID corresponding to the first uplink packet, where the first ID includes an ONU ID or a Port ID; acquiring a Multiprotocol Label Switching (MPLS) tunnel label according to the Logical Link ID and the first ID; and transmitting a second uplink packet on an MPLS tunnel corresponding to the MPLS tunnel label, where the second uplink packet includes data in the first uplink packet and the MPLS tunnel label. The system includes an ONU and an OLT. By establishing a corresponding relation of a logical link, created between the OLT and the ONU, and the MPLS tunnel, mapping between the logical link and the MPLS tunnel is realized, so that the service configuration has an unlimited capacity and becomes more flexible. | 08-18-2011 |
20120224576 | METHOD, APPARATUS, AND SYSTEM OF DUPLICATE ADDRESS DETECTION PROXY - Embodiments of the present invention disclose a method, apparatus, and system of DAD proxy. The method includes: obtaining a DAD-NS message; comparing the obtained DAD-NS message with locally stored DAD information, and adding the DAD-NS information to the locally stored DAD information when it is determined, according to a comparison result, that the IP address to be detected is not duplicate; when it cannot be determined whether the IP address to be detected is duplicate or not, initiating, according to the address information included in the locally stored DAD information after comparison, an unreachability detection to the IP address to be detected to determine whether the IP address to be detected is duplicate. The apparatus includes: an obtaining module, a storing module, and a processing module. The system includes: an apparatus of DAD proxy and an access device. | 09-06-2012 |
20120236864 | METHOD, DEVICE, AND SYSTEM FOR PROCESSING IPV6 PACKET - The present disclosure discloses a method, device, and system for processing an IPv6 packet, and relates to the field of Internet technologies. According to the present disclosure, a secure access, authentication, and authorization can be ensured in an IPv6 network, and different IPv6 address prefixes are allocated to different terminals. Therefore, normal routing in the network is ensured. A method for processing an IPv6 packet provided in an embodiment of the present disclosure includes: an access node adds access line information to an IPv6 packet; and forwards the IPv6 packet that is added with the access line information to an IP edge node. The present disclosure is applicable to a scenario of processing a packet in an IPv6 network. | 09-20-2012 |
20140105214 | MESSAGE FORWARDING METHOD, SYSTEM, AND RELAY AGENT DEVICE - The present disclosure provides a message forwarding method and system, and a relay agent device. The forwarding method includes: receiving a first DHCPv6 message from a DHCPv6 client through a layer-3 interface; generating a Relay-forward message, where the first DHCPv6 message is encapsulated into the Relay-forward message and an identifier of the layer-3 interface is added therein; and sending the Relay-forward message to a DHCPv6 server. | 04-17-2014 |
20140178074 | METHOD FOR ACQUIRING PON PORT ASSOCIATION RELATIONSHIP, OPTICAL NETWORK DEVICE, AND OPTICAL NETWORK SYSTEM - The present invention discloses a method for acquiring a PON port association relationship. An OLT where a standby PON port is located receives a protection packet from an optical network unit, parses the protection packet to obtain an identifier of an active PON port carried in the packet, and acquires an association relationship between the active PON port and the standby PON port according to an identifier of the standby PON port receiving the protection packet. When the present invention is implemented, the OLT where the standby PON port is located can acquire an association relationship between an active PON port and a standby PON port, and determine, according to the association relationship, whether the protection packet is valid or acquire, according to the association relationship, configuration information of the active PON port. | 06-26-2014 |
20140233387 | METHOD AND DEVICE FOR LOAD BALANCE - The present invention relates to a method and device for a load balance. The device comprises: a selecting module, configured to select, according to a load state and fault state of each network edge node in a network edge node pool of an access network, a network edge node having the capacity of bearing a load to serve a user equipment from the network edge node pool when a message including information indicating that the user equipment intends to access a network is received; and a sending module, configured to send a message for indicating the selected network edge node to serve the user equipment to the selected network edge node. The method and device of the present invention can improve a utilization rate of a network edge node and lower the requirement for the capacity of the network edge node. | 08-21-2014 |
20140314090 | Method and System for Forwarding Data in Layer-2 Network - A method for forwarding data in a layer-2 network is provided. A first node receives a first data packet including a customer destination MAC address and customer data; generates a second data packet including a source virtual MAC address, a destination virtual MAC address and at least part of the first data packet. The at least part of the first data packet includes the customer destination MAC address and the customer data. The source virtual MAC address is a virtual MAC address assigned to the first node, and the destination virtual MAC address corresponds to the customer destination MAC address. The virtual MAC address assigned to the first node includes a first virtual MAC address segment with a first mask, which indicates a virtual MAC address space including virtual MAC addresses of child nodes of the first node. Then the first node forwards the second data packet. | 10-23-2014 |
20140321845 | PASSIVE OPTICAL NETWORK PON PROTECTION METHOD AND APPARATUS - The present invention is applicable to the field of PONs and provides a PON protection method and apparatus. A first transmission path is established between a first OLT and a far-end network node, and a second transmission path is established between a second OLT and the far-end network node. When it is found that a fault occurs on an optical path of the first OLT, a PON port corresponding to the optical path is switched to a corresponding PON port on the second OLT, and a fault notification is sent to the far-end network node. After receiving the fault notification, the far-end network node switches a data flow of the PON port corresponding to the optical path from the first transmission path to the second transmission path. | 10-30-2014 |
20140334493 | MESSAGE FORWARDING METHOD, SYSTEM, AND RELAY AGENT DEVICE - The present disclosure provides a message forwarding method and system, and a relay agent device. The forwarding method includes: receiving a first DHCPv6 message from a DHCPv6 client through a layer-3 interface; generating a Relay-forward message, where the first DHCPv6 message is encapsulated into the Relay-forward message and an identifier of the layer-3 interface is added therein; and sending the Relay-forward message to a DHCPv6 server. | 11-13-2014 |
Patent application number | Description | Published |
20090273744 | POLARIZER AND METHOD FOR PRODUCING THE SAME, AND LIQUID CRYSTAL DISPLAY DEVICE - The present invention relates to a polarizer and a method for produce for producing the same, and an LCD device. The polarizer includes a glass substrate and a metal wire grating disposed on the glass substrate. The polarizer disposed on the LCD device can greatly lower cost of the polarizer and the LCD device. Besides, the polarizer does not absorb incident lights so as to greatly reduce energy loss of lights passing through the polarizer and improve the utilization rate of light energy. The method includes: disposing a cathode and an anode in parallel on one glass substrate; connecting the cathode and the anode to a direct current power supply; dropping solution containing metal positive ions between the cathode and the anode; disposing another glass substrate on the cathode and the anode; adjusting temperature of the solution until the solution is frozen to be ice; adjusting the temperature until a liquid layer appears between the one glass substrate and the ice; and supplying power for the cathode and the anode so as to obtain the polarizer, which can greatly simplify the producing process of the polarizer and lower the producing cost of the polarizer. | 11-05-2009 |
20090283768 | ARRAY SUBSTRATE OF TFT-LCD AND A METHOD FOR MANUFACTURING THE SAME - The present invention relates to an array substrate of TFT-LCD and Method for manufacturing the same. The array substrate includes: gate lines, data lines, pixel electrodes and TFTs formed on a substrate; and a grid graph formed on each of the pixel electrode to make each of the pixel electrodes be simultaneously a built-in polarizer and change natural lights into linear polarized lights. The method for manufacturing an array substrate includes: forming a graph including gate electrodes and gate lines on a substrate; depositing continuously a gate insulating layer, a semiconductor layer and a doped semiconductor layer, and forming graphs of semiconductor layers and doped semiconductor layers above the gate electrodes; forming graphs of source electrodes, drain electrodes, data lines and pixel electrodes, in which a grid graph formed on each of the pixel electrode to make each of the pixel electrodes be simultaneously a built-in polarizer and change natural lights into linear polarized lights. In the present invention, there is no need to attach polarizer of absorption type to the array substrate after being disposed with the color filter substrate as a cell, thereby reducing the production cost of the TFT-LCD, and which is propitious to reduce the thickness of the TFT-LCD and increase the power utilization efficiency greatly of LCD. | 11-19-2009 |
20090296013 | CIRCUIT AND METHOD FOR REPAIRING A BROKEN LINE OF A FLAT PANEL DISPLAY DEVICE - The present invention relates to a circuit and a method for repairing a broken line of a flat panel display device. The circuit includes a second repairing line and a resistance access port is disposed on the second repairing line. The method includes: disposing a resistance access port on a second repairing line of the flat panel display device; and connecting a resistance meeting a display requirement to the resistance access port. The above solutions enable the circuit for repairing to adjust the load resistance so as to adjust the display effect by disposing the resistance access port; thereby improving the repairing effect and making the display quality of the repaired flat panel display device meet the requirement. | 12-03-2009 |
20100200856 | METHOD FOR MANUFACTURING E-JPAPER ARRAY SUBSTRATE AND E-PAPER ARRAY SUBSTRATE - A method for manufacturing E-paper array substrate and an E-paper array substrate are provided. The method for manufacturing E-paper array substrate uses two masks. Steps on a surface of the array substrate structure are eliminated, so as to facilitate a subsequent coating process of E-ink and enable a uniform distribution of a drain electric field. An E-paper array substrate is further provided. | 08-12-2010 |
Patent application number | Description | Published |
20130003568 | Frequency offset estimation scheme in scheduled based wireless system - A technique to provide frequency offset estimation for packets transmitted during a service period allocated strictly for designated source and destination devices. The destination device obtains coarse and fine frequency offset estimation from the short and long preambles. A residual frequency offset is tracked for the data blocks and combined with the coarse and fine frequency offset to obtain a total frequency offset to apply to the data blocks. The total frequency offset value at the end of the first packet is saved and, instead of again estimating the coarse and fine frequency offset values with the short and long preambles of the second packet, the saved total frequency offset value is used as the initialization value to add to the residual frequency offset in the second packet. The saved offset value at the end of each packet becomes the initialization value for the subsequent packet. | 01-03-2013 |
20130007335 | Dynamically Configurable Wireless Data Bus Switch - Provided is a dynamically configurable wireless data bus switch for coupling a data bus to a wireless link. For example, there is a dynamically configurable wireless data bus switch including a configurable protocol adaption layer data plane providing a first interface to a data bus and a processor configured to execute a protocol adaption layer control plane. The configurable protocol adaption layer data plane of the dynamically configurable wireless data bus switch is coupled to the processor and is dynamically configurable by the protocol adaption layer control plane. | 01-03-2013 |
20130034061 | REVERSE DIRECTION PROTOCOL IMPLEMENTATION - A responder endpoint establishes a reverse direction communication channel from the responder to an initiator. To that end, the responder endpoint receives a reverse direction grant indicator and determines when primary data is not ready to be sent to the initiator. In response, the responder transmits to the initiator, within a predetermined response time for establishing the reverse direction communication channel, a continuation frame comprising a continuation indicator that indicates that reverse direction communication channel should persist. In one implementation, the continuation frame includes at least one control field including the continuation indicator, but no data payload field. | 02-07-2013 |
20130109422 | Localized Dynamic Channel Time Allocation | 05-02-2013 |
20130215745 | DYNAMIC BUFFER MANAGEMENT IN HIGH-THROUGHPUT WIRELESS SYSTEMS - Dynamic buffer management for wireless communication systems facilitates enhanced throughput. The dynamic buffer management reduces buffer allocation for the current service period near the end of the current service period, and allocates the freed buffer space to one or more subsequent service periods before they begin. As a result, the host may begin to transfer data for those subsequent service periods in advance, so that data is immediately available to send when the subsequent service periods begin. | 08-22-2013 |
20140016567 | Securing Transmit Openings - A technique for securing transmit opening helps enhance the operation of a station that employs the technique. The technique may facilitate low latency response to a protocol data requester, for instance. In one aspect, the technique provides a way for the protocol data responder to hold its transmit opening to transmit the protocol response data to the protocol data requester. The technique may allow the protocol data responder to hold the transmit opening until the protocol response data is ready and available for the protocol data responder to send. | 01-16-2014 |
20140213273 | Localized Dynamic Channel Time Allocation - Techniques for localized dynamic channel allocation help meet the challenges of latency, memory size, and channel time optimization for wireless communication systems. As examples, advanced communication standards, such as the WiGig standard, may support wireless docking station capability and wireless streaming of high definition video content between transmitting and receiving stations, or engage in other very high throughput tasks. The techniques help to deliver the desired user experience in such an environment and support desired performance levels for latency and throughput while controlling memory footprint. | 07-31-2014 |
Patent application number | Description | Published |
20090165785 | ANESTHETIC ABSORBING CIRCLE - The present invention relates to an anesthetic absorbing circle, comprising: a first common tube, providing an anesthetic gas mixture; an inspiration branch, connected to the first common tube and delivering the anesthetic gas mixture to a patient end; an expiration branch, connected to the first common tube and sending back the expired gas from the patient end to the first common tube; a second common tube, connected with the inspiration branch and the expiration branch at its first end and connected with the patient end at its second end; and a flow sensor, wherein the flow sensor is disposed in the first common tube. Thus, according to the present invention, the flow sensor can conduct bidirectional monitoring, the flow sensor is remote from patients, and water accumulation at the probe will not appear; in addition, the probe can be easily detached and disinfected at a high temperature, and can be used between adults and children. | 07-02-2009 |
20090165797 | AIRWAY SYSTEM, OPERATING MEHTOD THEREOF AND VENTILATOR OR ANESTHETIC MACHINE HAVING SUCH SYSTEM - The present invention discloses an airway system and operating method thereof in the medical equipments such as a ventilator and an anesthetic machine. The airway system comprises: a respiratory circuit ( | 07-02-2009 |
20100313187 | METHOD AND SYSTEM FOR DETECTING INFEASIBLE PATHS - A method of testing a software program comprises obtaining path properties of an infeasible path, selecting a path from the software program and obtaining path properties of the selected path, wherein the method further comprises comparing path properties of the selected path to the path properties of the infeasible path to identify a target path and determine infeasibility of the target path. | 12-09-2010 |
20140208296 | API Usage Pattern Mining - Techniques for mining API method usage patterns from source code are described. These techniques include parsing the source code to generate API method call sequences that include an API method. These call sequences are clustered to obtain clusters. Based on the clusters, frequent closed sequences are determined and then clustered to obtain an API usage pattern. In addition, optimal clustering parameters may also be determined. In some instances, a graphical representation is generated based on the API usage pattern in response to a query associated with the API method. | 07-24-2014 |