289results about How to "Investment protection" patented technology

A method, a system and an authentication server for realizing a secure assignment of a DHCP address are disclosed. The method includes: sending a DHCP Discovery message via an access network; obtaining the identification information of the DHCP client and performing an authenticating to the DHCP client based on the identification information; and only assigning the address to the DHCP client has passed the authentication. Therefore, in the present invention, access authentication may be performed on a subscriber according to location information, and IP address is only assigned to the valid subscriber and terminal. Therefore, the security of the address assignment in DHCP mode may be enhanced greatly. Moreover, in the present invention, addresses may be managed by an AAA server unitedly, or the addresses may be assigned after being authenticated by the AAA server successfully.

The invention provides a remote comprehensive monitoring system for the transformer substation operating environment. The remote comprehensive monitoring system for the transformer substation operating environment comprises a power environment monitoring system (1), a video monitoring system (2), a fire alarm and fire extinguishing system (3), an auxiliary device control system (4), an SF6 monitoring and alarm system (5), a security alarm system (6), a entrance guard control system (7), a linkage configuration system (8) and an extendable-function system (9). All the systems are connected to a comprehensive monitoring platform (14) through an IP communication network. The invention further provides a linkage control method of the remote comprehensive monitoring system. The method comprises the step of linkage of the power environment monitoring system (1), the video monitoring system (2), the fire alarm and fire extinguishing system (3), the auxiliary device control system (4), the security alarm system (6), the entrance guard control system (7) and the alarm system. The remote, real-time, automatic and intelligent comprehensive monitoring system for the transformer substation operating environment and the linkage control method of the remote comprehensive monitoring system are provided, and the labor productivity and the competitiveness are improved.

The present invention aims at avoiding code limitation in a CDMA cellular mobile communication network without decrease in data transmission quality. This object is achieved through a method of scheduling a transfer of data to at least one user in a cellular mobile communication network where the transfer of data is achieved via downlink channels using codes selected from a plurality of code trees. In a first step of the method a plurality of requests (*) to access downlink channels are received until the beginning of a scheduling time interval. In a second step permissions to access downlink channels ( ) are coordinated according to the assignment of downlink channels to the different code trees (A, B).

The invention relates to a distributed IPTV service transmission quality monitoring method, and the method is used for monitoring the quality of IPTV service flow carried by a large-scale IP network and influence of the network on the IPTV service flow. The invention adopts a central server and a plurality of IPTV service quality monitoring instruments, a bypass for network data is provided at the access end of an IPTV service quality monitoring instrument, a packet-grabbing analysis of network data is performed in the situation that the network is assured to be run normally; data having important reference sense to the quality of the IPTV service is found out through processing and analyzing bulk information; the central server and the IPTV service quality monitoring instruments are communicated with each other through a network protocol capable of realizing semantic analysis, and safety of the transmission of information can be assured by adopting an information safety assuring system; network fault generating points and bottleneck points of network performance can be identified intelligently through the analyzing of monitored data, and corresponding solutions can also be provided.

The invention discloses distributed type CDN structure based media deliver system for IPTV system. The system includes following parts: one or more media deliver managers in charging for global load balancing, and providing interface to external systems; multiple media deliver proxy devices in charging for local load balancing; and stream media system in use for providing stream service and implementing function for storing contents. The invention enhances extensibility of media deliver system of networked TV system so as to protect former investment.

Embodiments of the present invention provide a method and device for interworking between Internet Protocol (IP) networks of. The method includes: judging whether the home network of a called UE supports the IP version of a calling UE, and forwarding a message sent from the calling UE to a home calling state control device of the called UE if yes, otherwise, performing an IP version transformation of the message and sending the message to the home calling state control device of the called UE; judging whether the called UE supports the IP version of the message, forwarding the message to the called UE if yes, otherwise, performing an IP version transformation of the message and sending the message to the called UE. The method and device can reduce unnecessary transformation between different IP versions and improve the interworking between IP networks when the IP Multimedia Subsystem (IMS) is employed.

The invention relates to a method, devices and a system for transmitting and processing an optical-fiber network. The method comprises the following steps: receiving a type identifying message sent bydown equipment; analyzing and obtaining type identifying codes from the identifying message; identifying a data transmission type supported by the down equipment; and carrying out data transmission according to the data transmission type. One device of the invention comprises an analyzing and obtaining module for executing the method, a type identifying module and an interactive processing module, while the other device comprises a type reporting module used for setting and sending the type identifying codes in the identifying message so as to indicate to carry out the data transmission aftertype identification. The system comprises an optical link terminal and at least two optical-fiber network units which are connected with the optical link terminal through optical fibers, wherein theoptical link terminal can be the first device, and the optical-fiber network units can be the second device. The invention can realize the upgrading or the expansion of the network and protect the investment of the prior network equipment, reduces the reconstruction cost and is easy for popularization and application.

The invention provides a system and a method based on a shared baseband pool and distributed radio frequency units. The system comprises a baseband pool and a plurality of distributed radio frequency units, wherein the distributed radio frequency units are connected with the baseband pool and share the baseband processing resource of one logic channel of the baseband pool. Under the condition of coverage limitation, the system and the method support a plurality of radio frequency units to share the baseband processing resource of one logic channel; for intervals sharing the baseband processing resource of one logic channel, the coverage gain of a forward link and a reverse link is brought so as to improve edge coverage; and by software configuration, upgrade and subdistrict scission support from a coverage limitation scene to a capacity limitation scene are realized, all maintenance workload is finished in the baseband pool and does not need to be finished in far end RRU, and upgrade and capacity extension are convenient.

The invention discloses a safety enhanced virtual machine communication method and a virtual machine system. The safety enhanced virtual machine system according to one embodiment comprises a plurality of virtual machines positioned on a same physical machine in a virtual network. The virtual machine system comprises a virtual network safety manager coupled in the virtual network and a shadow system coupled with the virtual network safety manager, wherein the shadow system is positioned on the other physical machine different from the physical machine in which the virtual machines are positioned, the virtual network safety manager copied packets are sent among the virtual machines and the copied packets are forwarded to the shadow system through a physical safety device; the shadow systemreturns response information indicating the received packets to the virtual network safety manager; and the virtual network safety manager sends the packets among the virtual machines according to the returned response information.

The invention discloses a method for multi-sensor adaptation and real-time data acquisition of a wearable device. The method comprises the following steps that S1 Bluetooth device adaptation, namely a Bluetooth device develops a broadcast packet feature recognition module, a control interface module and a data standardization module; S2 device binding, namely a cloud server establishes a binding relationship between a user ID (Identification) and a device ID in a database; and S3 concurrent real-time acquisition of multi-sensor data, namely a user logs in to the cloud server on a mobile intelligent terminal to obtain a list for the bound devices, the mobile intelligent terminal opens Bluetooth scan and compares the device ID of each Bluetooth device discovered through scanning with the ID of the bound device, a new device thread is created if matching and a connection is established. The method has the beneficial effects that real-time acquisition of the cross-manufacturer multi-sensor data is realized, real-time processing requirements for the multi-sensor data are met, and real-time concurrent acquisition of the multi-sensor data is realized.

The embodiment of the invention discloses a system for achieving wireless resource management in a multi-system communication network and a method thereof. The system provided by the embodiment of the invention comprises a wireless resource management unit and a CRRM unit of a plurality of different single systems, wherein, the wireless resource management unit is used for reporting wireless resource information of each single system communication network to the CRRM unit and the CRRM unit is used for centralized management of wireless resources of the multi-system communication network on the basis of the wireless resource information. According to the provided proposal of each embodiment of the invention, the centralized management of wireless resources of the multi-system communication network is achieved by introducing the CRRM unit to the multi-system communication network; loading conditions and system operation state of the multi-system communication network can be completely controlled; real-time control and integrated optimization of the wireless resources of the multi-system communication network can be realized, thus making the best use of the wireless resources of the multi-system communication network and protecting investment of operators.

The invention provides a media forwarding method, a media receiving method, a client, and a system. The media receiving method comprises: receiving a media displaying description, wherein the description includes 3-dimensional description information of a video; choosing to display according to the 3-dimensionaldescription information; sending fragment obtaining request to a server corresponding to the chosen display according to the sectioning information in the media displaying description, wherein the fragment obtaining request is used for obtaining the fragments chosen to display; and receiving the fragments required by the fragment obtaining request. The invention conquers the defect of the prior art, by which the 3-dimensional description information is received after a relatively long while when the receiver starts media receiving.

The invention discloses an intelligent substation and regulation and control center coordinative modeling method, comprising: standardizing the function of a system configuration tool of a substation automatic system; standardizing and expanding device and signal descriptions in an SCD (Substation Configuration Description) file; expanding a measurement model in a CIM / E (Common Information Model / E language) file; making mapping rules of IEC 61850 and IEC 61970 models; by reference to requirements of relay protection information standards and monitor system information standards, performing classified management on the information; automatically exporting the CIM / E file required by a regulation and control center on the side of an intelligent substation by using the system configuration tool, and performing checking; and providing the CIM / E model file for the regulation and control center in an offline or online manner and executing model splicing and storage processing. According to the method, the mapping and conversion from the 61850 model to the 61970 model are finished, the model and information sharing is realized, the model maintenance workload of the regulation and control center is reduced, and the working efficiency is improved.

The invention discloses a video monitoring system, which comprises a plurality of pieces of front-end monitoring equipment, a system server, a stream media server and a plurality of clients which are all connected via communication links, wherein each front-end monitoring equipment comprises a video stream generating module with a plurality of encoding forms, selects a corresponding encoding form for encoding according to an instruction of the system server and encapsulates the corresponding encoding form into a video stream for issuing. On the basis, the invention further discloses a video monitoring method, which comprises that: the plurality of encoding forms are preset in the front-end monitoring equipment; the front-end monitoring equipment selects the corresponding encoding form according to the instruction of the system server; and the front-end monitoring equipment performs encoding according to the selected encoding form and encapsulates the corresponding encoding form into the video stream for the issuing. Since the front-end monitoring equipment supports multi-code streams, the problem on interoperability between a network environment and different equipment can be solved, and an effective and available fused video monitoring system is implemented.

The method comprises: setting a first corresponding relation table in DHCP server to save a corresponding relation between the storage terminal type and the IP addresses of administration server and the service server; the terminal carrying the terminal type information initiates a DHCP access request to the network side; the DHCP server sends down an allocated IP address, IP address of corresponding administration server and address of service server port to the terminal; the terminal registers at the acquired administration server, and accesses the network; the terminal initiates a service request to the acquired service server, which makes service releasing.

The invention relates to the technical field of edible mushroom cultivation, in particular to a method for cultivating oyster mushrooms at the bottoms of tea-oil trees by taking tea-oil tree nutshells as major raw materials. The method particularly comprises the following steps: preparing culture medium by taking the tea-oil tree nutshells as the major raw materials, building cultivation beds at the bottoms of all tea-oil trees in the forest ground of the tea-oil trees for cultivating the oyster mushrooms, and planning to seed at the beginnings of February and October every year, when the temperature is appropriate and rainy seasons are avoided; and the fruiting begins at the ends of March and November; and the method further comprises a building method of the cultivation beds, a seeding method, management methods for the mycelium culture process and fruiting, and the like. By implementing the method, the soil yield rate, the resource utilization rate and the agricultural labor productivity can be increased; the soil conditions can be improved, and the growth of fruit trees and the protection of the ecological environment can be facilitated; with the adoption of the cultivation mode, farmers can realize a stereoscopic agriculture production mode without increasing any investment or reducing the output of other crops, and the fruits and the mushrooms are rich in harvest.

A scalable computer system includes a reconfigurable chassis module, plural hardware units and one or more inter-plane. The chassis module has plural modular units for configuring the hardware units therein respectively. Each of the modular units has dedicated framework to attach the inter-plane or dedicated fans. The inter-plane is to connect with the separated hardware units between the modular units. Each of the modular units is equipped with compatible male and female joints to engage with each other. Certain fastening assemblies may be applied to secure male-male or female-female joints, thereby enabling the modular units to be front-to-back and / or side-by-side connections.

The invention relates to the technical field of communication, and discloses a network switching method, an evolution base station and a communication system. The network switching method comprises the following steps of: sending measurement control message to user equipment under the trigger of a switching trigger condition, wherein the user equipment is attached to a long-term evolution system access network; receiving a measurement report sent by the user equipment, wherein the measurement report comprises measurement information of a code division multiple access (CDMA) network; and making a judgment of switching to the CDMA network according to the measurement information of the CDMA network, and triggering the switching of the user equipment to the CDMA network. By using the method,the UE can be switched to the CDMA network from the LTE access network.

The invention discloses a distributed network management system, which comprises at least two network management servers. The network management servers are mutually connected through communication links, and network management processing modules are respectively deployed in the network management servers. The system also comprises a scheduling module which is used for scheduling and deploying the service processes of the network management processing modules in all network management servers; the services provided by the same kind of the processing modules which process the bottleneck can be led to be separated in different processes by arranging the services provided by different network management processing modules into the different processes, thereby avoiding or reducing the bottleneck processing. Another distributed network management system comprises at least two network management servers as well as a service access coordinator, so as to enable each network manager service to be switched among each network management servers. The invention also provides a corresponding implementation method. The invention can carry out effective management to a super large scale network, so as to enable the dilation of the network management system to be smoother, thereby saving the hardware cost.

The invention discloses a reconfigurable chip architecture for high-traffic network processing. The reconfigurable chip architecture comprises an ingress policy module, a network message header processor and an egress policy module, wherein the ingress policy module slices a message, stores the message slices containing the payload of message data, and adds a corresponding storage address to the message header slices, and then assigns a sequence number to the message header slices, and assigns the message header slices carrying sequence number information to micro-engines with more idle threads; the network message header processor adopts multiple independent micro-engines to parse, classify and forward the received message header slices in parallel; the egress policy module parses a message header, extracts the payload of the message data from the cache, and splices the payload of the message data with the corresponding message header to form a complete message; and all messages are sequentially subjected to traffic shaping and queue management processing according to the sequence number of the message header, and then are divided into multiple paths and forwarded to an MAC module. The scheme of the invention has the advantages of flexibility, strong scalability and high processing speed.

A point to point content distribution method based on content distribution network includes receiving and playing audio / video data of content distribution network by initial user end then packaging said data and numbering it for buffer storage, judging speed of receiving audio / video data by follow up user end and obtaining multiple user end in receiving and playing the same content by index server in point to point content distribution system if speed is less than set threshold, connecting it with them to receive and play audio / video data as per number then packing said data and numbering it for buffer storage.

The present invention relates to a platform and a usage method thereof, concretely to a public service platform and a usage method thereof. The platform comprises a terminal and a cloud server; the terminal includes a PC terminal and a mobile terminal, wherein the PC terminal and the mobile terminal form a presentation layer; the cloud server includes a logic layer and a data layer; and the data layer, the logic layer and the representation layer form the whole framework of the public service platform, and the whole framework of the public service platform includes two processes of content publishing and order processing. The present invention provides a product display and selling mode similar to a traditional supermarket, and divide a large-scale application business flow management software implementation process with long period, high cost and big risk into a gradually advanced iterative implementation process with short period, low cost and small risk; and moreover, through providing a service platform, the normalized flow correlation product selling, the standardized requirement customization service, standardized order processing and the pre-sales and after-sales service flows, the problem of the traditional offline implementation service of the BPM industrial field is solved, and the cost and risk of supplying to both parties are reduced.

The invention discloses a method for monitoring mobile phone videos on a real-time basis; the method acquires images and sound analog signals from monitoring places through an acquisition device; the images and sound analog signals are transmitted into a video server; the video server coverts the transmitted images and sound analog signals into digital signals; the digital signals are sent to a transmission server; in the transmission server, a cable network can transfer the converted data through the transmission server to a stream media server; users use mobile phone terminals to access the stream media server through a mobile communication; the stream media server perform certification for the users' requests before playing the corresponding video and audio for the users. The method of the invention can sufficiently meet users' demands in actual use for free selection of devices, so as to sufficiently take it into consideration in actual applications that cable network cannot be arranged in wild or rigid conditions; therefore, the invention is more convenient to use.

The present invention provides a media sending method, a media receiving method, and a client and a system. The media receiving method includes: receiving a media presentation description, where the media presentation description includes 3D format description information of a video; selecting a presentation according to the 3D format description information, and sending a segment obtaining request to a server corresponding to the selected presentation according to segment information in the media presentation description, where the segment obtaining request is used to obtain a segment of the selected presentation; and receiving the segment requested by the segment obtaining request. The present invention solves the disadvantage of the prior art that a receiver can receive 3D format description information only long after starting media reception, and shortens the time of determining, by the client, the 3D format used by the video in the received media.

A network grouping method based on the gate way of virtual private network with multiprotocol label exchange includes setting up one set or multiset of gate way for virtual private network (MPLS VPN)with multiprotocol label exchange between the network of local internet inserting service person (ISP) and one level higher ISP network or other ISP network, connecting MPLS VPN gate way with the local ISP network according to the network technical conformation, connecting MPLS VPN gate way with one level higher or other ISP network, and at the same time, connecting MPLS VPN gate way with the equipment of the client edge router (CE) in the client network, and at least invocating the corresponding functions of MPLS VPN gate way to provide MPLS VPN service.

The embodiment of the invention provides a method for obtaining a network address and a fiber channel over Ethernet (FCoE) target and a communication system. The method comprises the following steps that: according to a network registration request sent by an FCoE initiator, whether the FCoE initiator has a network address in an FCoE network is determined; if not, the network registration request is forwarded to an FCoE forward (FCF); And a network registration request response message from the FCF is received, and the response message is returned to the FCoE initiator that sends the network registration request, wherein the network registration request response message includes the network address in the FCoE network of the FCoE initiator. Therefore, the FCoE initiator can successively obtain the network address in the FCoE network on condition that the present FCoE initiator and the present FCF are not changed, so that the investment of a client on the present FCoE initiator and the FCF is protected, and the network construction cost is also saved.

The invention discloses a system for realizing a remote conference command, and a method thereof. Digital monitoring equipment is connected with an image dispatch medium gateway, thereby being used for sending image information and voice information collected by the digital monitoring equipment to the image dispatch medium gateway, and receiving voice information and camera control signaling sent by the image dispatch medium gateway. The image dispatch medium gateway is connected with an H.323 / SIP video conference system, thereby being used for sending the image information and the voice information after being converted into an H.323 / SIP data format to the H.323 / SIP video conference system, and receiving voice information and camera control signaling sent by the H.323 / SIP video conference system. When adopted, the technical proposals of the invention can realize remote management and networking, reduce the system cost, and support the voice talkback and the camera control of a video conference and a remote endpoint of a monitoring system.

The invention discloses a method and a device for realizing a user access multi-homing network and network equipment, and solves the problem of dynamic routing loops generated when a user access network uses CE multi-homing networking. The method disclosed by the invention comprises that: a home location PE receives VPN routing information from other PE; if judging that the VPN routing information received from the other PE is required to be sent to homing CE, the home location PE reflects the VPN routing information to the other PE on the home location; and when receiving the VPN routing information from the homing CE, the home location PE judges whether the VPN routing information received from the homing CE is the same as the reflected VPN routing information, and if so, VPN routing entries are prohibited from being updated by the VPN routing information received from the homing CE. Because the home location PE filters routing which is received from the CE and possibly causes loops by utilizing the reflected VPN routing information, and the VPN routing information is not used to update the VPN routing entries, so the problem of the dynamic routing loops is solved.