66results about How to "Realize automatic access" patented technology

The invention discloses a DHT-based control network implementation method and a system. The DHT-based control network implementation method includes the following steps that switches establish control channels with specified network controllers in a distributed peer-to-peer network; the head node network controller generates a P2P (peer-to-peer) path creation request message, and the P2P path creation request message is forwarded along a path until reaching the tail node network controller; each network controller on the path issues a forwarding flow table carried by the P2P path creation request message to the switches managed by the network controller according to the P2P path creation request message, so that respective local paths are created; and according to received P2P path creation responses and local path creation results, the head node network controller determines whether paths are successfully created. The invention also discloses the network controller. According to the invention, the conditions that the network controller network can be self-organized and that the switches can automatically access the network can be ensured, and meanwhile, calculation and issue of network paths can be easily managed.

The embodiments of the invention provide a frequency band switching method based on a wireless device and the wireless device. Frequency bands at least comprise a first work frequency band and a second work frequency band which are different from each other, wherein the data transmission speed of the first work frequency band is larger than that of the second work frequency band. The method comprises the steps of: when the wireless device receives an access request of an access terminal, detecting the current signal strength of the access terminal; based on the current signal strength, accessing the access terminal to the first work frequency band or the second work frequency band; detecting the real-time signal strength of the access terminal; and based on the real-time signal strength, carrying out switching between the first work frequency band and the second work frequency band. According to the embodiments of the invention, automatic access and automatic switching of the work frequency band of the wireless device are realized, and the automatic degree is high; in addition, the work frequency band is switched in time along with the change of the signal strength, the signal interference caused by other wireless devices is lowered, and the networking speed of a user is increased.

The invention relates to a method and device for having access to a wireless network. The method includes the steps of finding a target terminal which is going to have access to the target wireless network after a first terminal has access to the target wireless network, generating a multicast address according to the access information of the target wireless network, and sending multicast messages to the multicast address, wherein the multicast messages are multicast messages which represent the access information and are received by the target terminal and used for having access to the target wireless network. By means of the method and device, under the condition that the first terminal does not stop the access to the target wireless network, the target terminal can have access to the target wireless network; thus, compared with the related technology where access switching needs to be conducted, the method and device have the advantages that the access control process can be simplified, and the efficiency of the target terminal having access to the target wireless network can be improved.

The embodiment of the invention discloses method, device and system for accessing a VPC (virtual private cloud) to a VPN (virtual private network), and the data center exit gateway comprises the following steps: receiving first configuration information which comprises parameter information of a VPC, identifying information of a VPN, and address information of a network side PE (provider edge); establishing a first VPN living example according to the identifying information of the VPN; determining the VPC according to the parameter information of the VPC and binding the VPC and the first VPN living example; and sending second configuration information to the network side PE according to the address information of the network side PE, wherein the second configuration information comprises identifying information of the VPN, so as to enable the network side PE to be configured with an upper layer of VPN living example of the first VPN living example on the network side PE according to the identifying information of the VPN. The embodiment of the invention solves the problem of automatically accessing the VPC to the VPN.

The present invention discloses an invisible WiFi hotspot automatic connection device and a method thereof. According to the method, hotspot equipment calculates the SSID and password of a network according to the MAC address of the equipment and system time information, an invisible WiFi network is established through a mode of not broadcasting the SSID, and the network password is periodically changed according to the change of the system time. At the same time, terminal equipment receives an invisible WiFi broadcast frame and extracts the MAC address information of the hotspot equipment, combined with the system time information, a same algorithm is used to calculate the SSID and password of the invisible WiFi network, the connection with the WiFi network is established through the mode of active access, thus the invisible secrecy function of the WiFi network and the automatic connection purpose of the terminal equipment are realized, and the problems of low usability and poor security of an existing invisible WiFi network are solved.

The invention discloses an Internet of Things data sharing system and method based on a block chain. A set of trust mechanism is established by jointly maintaining an account book through a pluralityof nodes by adopting a block chain technology; therefore, the account book data has the characteristics of openness, transparency, traceability, no tampering and the like, automatic and intelligent data processing can be realized by utilizing an intelligent contract technology formed by automatic scripts, and meanwhile, the problem of block chain storage limitation can be well solved by combiningan IPFS (Internet Protocol File System). And the requirement of data sharing is highly met. A layered and chained network architecture is adopted in the system, a local network is locally constructedin each member mechanism to realize local storage of data, and a global network is constructed among the member mechanisms to realize data sharing among the members, so that the security of data sharing and the expandability of the system are effectively improved.

The invention relates to an automatic identification system and a method for a topological relation of a power distribution network, the system comprise a sensing layer, a data layer and an application layer, the sensing layer deploys an automatic acquisition terminal to perform real-time monitoring and risk early warning and publishes equipment operation data to the data layer, the data layer cleans and converts the data and then publishes the data to the application layer, and after the application layer receives a data result, the related topological relation graphs are exhibited. The automatic acquisition terminal comprises a station-line relationship identification device, a line change relationship identification device, a station-user relationship identification device and a branchrelationship identification device. The method can achieve the automatic recognition of the distribution network topology, especially achieves the real-time recognition of a station-user relation change-over event, employs the TWACS technology as an implementation path, can achieve the real-time and automatic collection and recognition of the distribution network topology information, and improvesthe management efficiency and development quality of the distribution network.

A control circuit for preventing a battery group (101) from being reversely connected includes a normally-open contactor (102), a first normally-open relay (103), a first diode (104), a second diode (105), a second normally-open relay (106), a third diode (107) and a controller (111). By sending a control command, the controller (111) controls the control coil of the second normally-open relay (106) to work or not to work, thus controls the normally-open contactor (102) to turn on or off, so that the battery group (101) being protected can be connected with or disconnected from a power supplysystem for a base station. The power supply system for a base station is also provided. With the control circuit, the battery group can be automatically connected to or disconnected from the power supply system for the base station, and a battery group with medium or high capacity can be disconnected from the power supply system in time when the battery group is reversely connected, thus protecting the normal work of the system.

The invention discloses a system and a method for accessing a wireless network into a user residential gateway. The method comprises the following steps of: setting a network access control module and connecting an EVDO access functional unit, a wireless local area network (WLAN) hotspot access functional unit and a strategy database of the user residential gateway respectively; selecting to execute basic configuration strategies comprising WLAN access, EVDO access and hybrid access and invoking access strategies from the strategy database to access the wireless network; when the WLAN access strategy is selected, invoking the WLAN hotspot access functional unit after the user residential gateway starts, searching a default setting service set identifier (SSID) and trying to access WLAN; when the EVDO access strategy is selected, invoking the EVDO access functional unit after the user residential gateway starts, performing EVDO network dialing and trying to access an EVDO network; and when the hybrid access strategy is selected, selecting one network to access under the condition of detecting the coexistence of the WLAN network and the EVDO network.

The invention provides a Wi-Fi access method and system, a server and a terminal. The method comprises the steps that a first terminal sends an acquisition request to the server, the acquisition request being used for acquiring identification information of other terminals within a preset range of the geographic position of a Wi-Fi access point; a second terminal is determined within the acquired identification information of the other terminals, and identification information of the second terminal is sent to the server, the identification information being used for the server to send Wi-Fi access information to the second terminal to allow the second terminal to access the Wi-Fi network. Through the above technical scheme, management of Wi-Fi accessed terminal equipment by the first terminal can be realized, safety of Wi-Fi passwords is ensured, and tedious operation of manual input of passwords by the second terminal can also be avoided.

The invention belongs to the technical field of CAN buses, and specifically relates to an automatic access circuit of a CAN bus terminal resistor. The automatic access circuit comprises a bus cable and CAN transceiver nodes accessing the bus cable, at least two CAN transceiver nodes are configured, each CAN transceiver node comprises a CAN transceiver, a control unit, a terminal resistor and a resistor turn-on switch, an access line is led out from the CAN transceiver, the CAN transceiver accesses the bus cable through the access line, the terminal resistor is connected with the resistor turn-on switch in series and is connected to the access line, and the control unit can control the resistor turn-on switch to close. Automatic access of the CAN bus terminal resistor is realized, circuit installation procedures are simplified, and the reliability of the bus circuit is improved.

The invention relates to a method for unlocking an electronic lock without internet access. The method comprises the following steps: the electronic lock is led to be at the network outage unlocking mode, and under the network outage unlocking mode, the electronic lock can be unlocked under the condition of being without network access; one of an electronic lock application program on user mobile equipment and a controller of the electronic lock is used for sending network outage communication data on different wireless communication channels until the other one receives the network outage communication data, or one is used for sending the network outage communication data on one or more wireless communication channel and the other one tries to receive on different wireless communication channels until the network outage communication data is received; communication connection between the application program and the controller of the electronic lock is established; and the application program of the electronic lock sends an unlocking command to the controller so as to unlock the electronic lock. By utilizing the method, the electronic lock can be safely unlocked, set and the like under the condition of being without internet access. The invention also relates to a corresponding electronic lock.

The invention discloses a voice over internet protocol (VOIP) voice access method applicable to a frequency division multiple access / demand assigned multiple access (FDMA / DAMA) satellite communication system and relates to voice access technology in the field of satellite communication. The method comprises accessing voice service borne by internet protocols (IP) in the FDMA / DAMA satellite communication system through procedures of intercepting and capturing data packages, asking for communication resources, allocating communication resources, conducting both-way voice communication, asking for release of communication resources, releasing the communication resources and the like. The voice access method has the advantages of automatically accessing IP voice, enabling an access flow to be completely transparent to a voice gateway and being strong in voice gateway compatible capability, and is particularly suitable to use of FDMA / DAMA satellite communication stations which use the VOIP voice gateway to conduct voice access.

The invention discloses an inter-device automatic connection method which includes the following steps: when a first device detects that a second device is arranged on a touch screen of the first device, a camera position of the second device is determined and a two-dimension graph, in which a connection method supported by the first device and connection parameter information are loaded, is generated on a position of the touch screen, facing directly the camera of the second device; and the second device obtains the two-dimension graph through the camera and identifies the connection method supported by the first device and a connection parameter through the two-dimension graph and establishes connection with the first device according to the connection method supported by the second device and the corresponding connection parameter. The invention also discloses an inter-device automatic connection system and the devices. In the technical scheme, functions such as the camera and the touch screen of the devices are fully used so that inter-device automatic connection is realized and connection of the devices is facilitated significantly and the user experience effect is improved.

The embodiment of the invention provides a method and device for accessing intelligent equipment into a wireless network. The method comprises the following steps: responding to a data request of a user; judging whether the type of the data request is matched with the type of a pre-set data request or not and / or judging whether the data quantity corresponding to the data request is greater than a first pre-set threshold value or not; if determining that the type of the data request is matched with the type of the pre-set data request or not and / or determining that the data quantity corresponding to the data request is greater than the first pre-set threshold value, acquiring wireless network parameters; and controlling the intelligent equipment to be accessed into the wireless network by using the wireless network parameters so as to respond to the data request, wherein the wireless network and the wireless network parameters have a corresponding relation. With the adoption of the embodiment of the invention, mobile network data flow of users can be effectively saved and power consumption of equipment is reduced.

The invention provides an inland river high pier berthing ship shore power access system and method. The system comprises a shore-based power supply device, a ship-shore interaction device and a shippower receiving device. The shore-based power supply device is arranged on the shore. The ship-shore interaction device is arranged on the high pier close to the shore. The ship power receiving deviceis arranged on the ship, and the shore-based power supply device is connected with the ship-shore interaction device through a cable. When ship power receiving is successful, the ship-shore interaction device and the ship power receiving device are also connected through the cable. The ship-shore interaction device comprises a rotating guide rail platform which can rotate on the high pier close to the shore. The rotating guide rail platform is internally provided with a guide rail. The cable penetrates through the guide rail. A cable retreating and releasing device is also connected on the cable. The system can work when the high pier water environment meets the shore power access requirements, the cable is transmitted to the power receiving ship by controlling rotation of the rotating guide rail platform, and the work personnel on the ship accesses the cable to the ship power receiving device and then transmits the shore power to the ship.

The invention discloses a wiring method for realizing full-automatic line direct-current ice-melting operation, relates to a grid power transmission line direct-current ice-melting technique and aims at providing a full-automatic operation method for realizing the connection between a direct-current ice-melting device and an ice-melting line and the short-circuit connection between the direct-current ice-melting device and the threes phases of the ice-melting line. The wiring method is technically characterized in that a special isolating switch for the connection between the direct-current ice-melting device and the ice-melting line is used for realizing the automatic connection between one side of the ice-melting line and the direct-current ice-melting device, and a special common-fixed-contact isolating switch for the short-circuit connection of the direct-current ice-melting line is used for realizing the automatic short-circuit connection of the A phase, the B-phase and the C-phase of the ice-melting line. The wiring method realizes the full-automatic wiring for the power transmission line direct-current ice-melting, can greatly shorten the line cutoff time during ice-melting, and has the advantages of small occupied area and good implementation feasibility.

The invention discloses a method for communication through multicast frame embedded data under the unrelated WIFI environment. The system according to the method comprises a transmitting end and a receiving end which are arranged in the same WIFI environment. The transmitting end analyzes original information to be transmitted into a string of data stream formed by multiple data sets and analyzes each data of the data stream into a multicast frame so as to form a set of multicast packet of the specific content and then periodically transmit the multicast packet in the current channel. The receiving end works in a monitoring mode, periodically switches the channel and captures the multicast frame in the current channel, captures a set of multicast packet and then performs data information extraction and acquires the transmitted data stream, and finally performs verification and restores the transmitted original information and completes data communication. Data transmission is performed by ingeniously utilizing the structural characteristics of the multicast frame in the WIFI technology so that data transmission under the unrelated condition can be realized. Meanwhile, data encryption is performed for multiple times in transmission so that the security and the reliability of data transmission can be enhanced.

The invention discloses a method for accessing a femtocell to a network, comprising the following steps: the femtocell is electrified, then establishes connection with a network side according to configuration information and completes registration to the network side; and the network side carries out wireless configuration on the femtocell according to the registration data of the femtocell. The invention simultaneously discloses a system for accessing the network by the femtocell, which comprises a connection establishment unit, a registration unit and a configuration unit, wherein the connection establishment unit is used for establishing the connection of the femtocell with the network side according to the configuration information of the femtocell after the femtocell is electrified; the registration unit is used for completing the registration of the femtocell to the network side; and the configuration unit is used for carrying out wireless configuration on the femtocell according to the registration data of the femtocell. By means of the method and system disclosed by the invention, the automatic access of the femtocell to the network side is realized, the access of the femtocell to the network side is more flexible and convenient, and the requirement for wireless configuration of the network side can be met favorably.

The invention relates to a method and apparatus for accessing a wireless network. The method comprises the following steps: if a merchant consumption page in a specified application is started on a terminal device, determining a merchant identifier corresponding to the merchant consumer page; obtaining wireless network access information corresponding to the merchant identifier; and sending the wireless network access information to the terminal device, so that the terminal device accesses the wireless network according to the wireless network access information. In the above process of accessing the wireless network, when the terminal device starts the merchant consumption page in the specified application, such as a usage page of a coupon, a server can push the accessible wireless network access information to the terminal, so that the terminal device can quickly access the wireless network; and in addition, since the server pushes the wireless network access information only to theterminal device of the consuming user, the problem of network congestion because any terminal device can access the wireless network can be avoided.

The invention provides an access method for a remote device in a distributed communication system and an access device thereof. The access method comprises the following steps: a local central device or a remote device in the access state transmits the main-control interface ID information via the main-control interface thereof; and a remote device in the state of waiting for the access configures the interface of the main-control interface ID information from the local central device to a controlled interface, and transmits an access request to the local central device via the controlled interface to establish the connection with the local central device. The access method and the access device can achieve the effects of self-adapting access and topological identification of the remote device.

The invention provides a WiFi network connection method and device. The WiFi network connection method comprises steps that a WiFi connection request message sent by a WiFi access point is received by terminal equipment, the WiFi connection request message is sent by the WiFi access point when the terminal equipment is detected to be in a coverage scope, and the WiFi connection request message comprises the authentication information of the WiFi access point; the WiFi access point is authenticated by the terminal equipment according to the authentication information of the WiFi access point, if authentication succeeds, the WiFi access point is allowed by the terminal equipment for access, a reception WiFi connection request message is sent to the WiFi access point; the DHCP configuration information sent by the WiFi access point is received by the terminal equipment, and the terminal equipment accesses to a WiFi network provided by the WiFi access point. The method is advantaged in that automatic WiFi access is realized, and safety of the terminal equipment accessing to the WiFi network is further guaranteed.

The invention discloses a method for communication through detection request frame embedded data under the unrelated WIFI environment. The system according to the method comprises a transmitting end and a receiving end which are arranged in the same WIFI environment. The transmitting end inserts an information unit unrelated to a transmission protocol in a detection request frame, embeds data under communication in the information unit, starts the detection request frame for transmission and periodically broadcasts the detection request frame in all the channels. The receiving end works in a monitoring mode, periodically monitors and captures the detection request frame in the current channel and extracts the corresponding data so that data communication is realized. The information unit without influencing the transmission protocol is ingeniously inserted in the detection request frame for data embedding so that transmission of SSID and corresponding passwords and other data under the unrelated condition is realized, automatic accessing of terminals within a wireless local area network is realized, the problems in the prior art that equipment requires direct correlation for communication can be effectively solved and the method is particularly suitable for intelligent household internal wireless networking.

The invention discloses a communication method for data encryption through broadcast frame length under the unrelated WIFI environment. The system according to the communication method comprises a transmitting end and a receiving end which are arranged in the same WIFI environment. The transmitting end analyzes original information to be transmitted into a string of data stream formed by multiple data sets and analyzes each data of the data stream into a pair of broadcast frames so as to form a set of broadcast packet of the specific content and then periodically broadcast the broadcast packet in order in the current channel. The receiving end works in a monitoring mode, periodically switches the channel and captures the broadcast frames in the current channel, captures a set of broadcast packets and then performs data information extraction and acquires the transmitted data stream, and finally performs verification and restores the transmitted original information and completes data communication. Data transmission is performed by ingeniously utilizing the structural characteristics of the broadcast frames in the WIFI technology so that data transmission under the unrelated condition can be realized. Meanwhile, data encryption is performed for multiple times in transmission so that the security and the reliability of data transmission can be enhanced.

The invention discloses a method for communication through beacon frame embedded data under the unrelated WIFI environment. The system according to the method comprises a transmitting end and a receiving end which are arranged in the same WIFI environment. The transmitting end inserts an information unit unrelated to a transmission protocol in a beacon frame, embeds data under communication in the information unit, then starts the beacon frame for transmission and periodically broadcasts the beacon frame in the current channel. The receiving end works in a monitoring mode, periodically switches within the range of the working channels, captures the beacon frame in the current channel and extracts corresponding data so that data communication is realized. The information unit without influencing the transmission protocol is ingeniously inserted in the beacon frame for data embedding so that transmission of SSID and corresponding passwords and other data under the unrelated condition is realized, automatic accessing of terminals within a wireless local area network is realized, the problems in the prior art that equipment requires direct correlation for communication can be effectively solved and the method is particularly suitable for intelligent household internal wireless networking.

The invention provides a WiFi network connection method and device. The WiFi network connection method comprises steps that a WiFi connection triggering signal is acquired by a WiFi access point; a WiFi connection request message is sent by the WiFi access point to terminal equipment in a coverage scope; a WiFi connection request reception message sent by the terminal equipment is received by the WiFi access point; the DHCP configuration information is sent by the WiFi access point to the terminal equipment to make the terminal equipment access to a WiFi network provided by the WiFi access point. The method is advantaged in that one-key WiFi access is realized, the flow of accessing the terminal equipment to the WiFi network is simplified, and user experience is improved.

The invention provides an automatic storing and taking refrigerator. The automatic storing and taking refrigerator comprises a box body, a storage part and a conveying device, wherein a storing and taking window is formed in a front plate of the box body; the storage part is arranged in the box body and is provided with a plurality of storage units for placing food materials internally; and the conveying device is arranged in the box body for conveying the food materials from the storing and taking window to the storage units or from the storage units to the storing and taking window. By meansof the storage units, the food materials are stored in different storage units favorably, so that tainting among the food materials by odor is avoided, it is convenient to record the storage positions and it is favorable to take out the stored food materials accurately. When it is needed to take the food materials, the conveying device is directly controlled to take the food materials in the corresponding storage units, so that the automatic storing and taking refrigerator is rapid and efficient. By arranging the conveying device, the food materials are stored and taken automatically, a condition that the food materials are hunt through manually is avoided, it is only needed to open the storing and taking window to store or take the food materials, and cold air leakage in a large area asa door body is opened is avoided.

The invention relates to a plug-and-play method of an intelligent edge computing gateway in a power dispatching cloud. The method comprises the following steps: acquiring specified network information issued by a power dispatching cloud platform in advance, and sending a communication access request to the power dispatching cloud platform through a specified communication network according to the specified network information; receiving an access permission instruction returned by the power dispatching cloud platform for the communication access request; performing communication configuration by adopting access configuration information in the access permission instruction, and establishing communication connection between the edge computing gateway and the power dispatching cloud platform; and sending the acquired distributed resource information to a power dispatching cloud platform, and importing the distributed resource graph, the distributed resource model and the distributed resource data into the power dispatching cloud platform based on the distributed resource information, so that the distributed resource information is associated with power grid information in the power dispatching cloud platform. By adopting the method, the cloud debugging workload can be reduced, and the information access and operation management and control requirements of massive distributed resources are met.

The invention discloses an intelligent transformer station IED interchange method based on a resource object matching mechanism. The method includes the following steps: analyzing IED resource objects, associating the resource objects, associating IED with a transformer station model, associating ED with the IED, and launching a resource object matching mechanism. The advantages are that the influence of faults upon a system is avoided, the normal operation of the system is maintained, a self-recovery capability is exhibited, the fault-tolerant ability of an intelligent transformer station IED system is enhanced, the system reliability is improved, and the method has engineering application values.

The invention belonging to the technical field of household appliances discloses a method and system for controlling household appliances. The method comprises: configuration information of a household appliance for connection to a network is obtained; and when the household appliance does not have the configuration information, the household appliance is controlled to enter a configuration state.According to the method, whether the household appliance has configuration information for network connection is detected automatically; and if not, the household appliance is controlled to enter a configuration state to realize automatic network access without manual intervention. Therefore, intelligence of household appliances is improved; and the user experience is enhanced.