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174results about How to "Improve networking efficiency" patented technology

Intelligent bimodule communication electricity meter and centralized meter reading and networking method

The invention belongs to the field of intelligent electricity meter communication, and provides an intelligent bimodule communication electricity meter and a centralized meter reading and networking method. The intelligent bimodule communication electricity meter comprises an MCU control module, a switch power module and an externally arranged communication module; the switch power module adopts a power panel comprising an internally arranged communication module; the internally arranged communication module and the externally arranged communication module are communicated with the MCU control module through two corresponding UART serial ports respectively. Bimodule communication of the intelligent electricity meter is achieved through the internally arranged communication module and the externally arranged communication module, the internally arranged communication module and the externally arranged communication module are communicated with the MCU control module through the corresponding UART serial ports respectively, and therefore the problem that in the prior art, data congestion occurs at the data interface end of the electricity meter due to the fact that the two modules adopt one series port is solved.
Owner:WUHAN SAN FRAN ELECTRONICS CO LTD

Method for quickly and automatically detecting performance of HPLC carrier module

The invention relates to a method for quickly detecting the performance of an HPLC carrier module and provides a rapid detection platform system. The system comprises an analog concentrator, a to-be-detected analog meter tool, an attenuator, a coupler, a serial server, a PC upper computer and an MDS system. Module information is read by dynamically and automatically networking an analog concentrator and a detected HPLC carrier module. The communication performance of the HPLC module can be verified under the attenuation condition of 60dB and the condition that the working voltage of the modulechanges, and a chip ID verification test, a module communication performance test, a power consumption detection test, a power supply adaptability test and the like required in state grid specifications can be quickly completed. According to the invention, the analog concentrator is used as a copying control main device to realize automatic and rapid detection of the performance of the to-be-detected communication module. Simultaneous detection of a plurality of HPLC carrier modules to be detected is realized through a concurrent meter reading mode; and a to-be-tested analog meter tool is arranged and is quickly bound with the to-be-tested HPLC carrier module, so that the service process node time is shortened, and the networking efficiency is improved.
Owner:STATE GRID FUJIAN ELECTRIC POWER RES INST +2

Mobile communication node networking control method based on directional antenna

InactiveCN101848534ARealize the establishment of communication connectionImprove space utilizationSynchronisation arrangementNetwork topologiesNetwork controlDirectional antenna
The invention discloses a mobile communication node networking control method based on a directional antenna. In the invention, a communication connection is established between the mobile nodes by using a bi-directional neighbor discovery method, and then the synchronous communication time is distributed to the mobile node and the neighbor node by using the TRC method, so as to maintain the communication connection between the mobile nodes; subsequently, during a period T2, the synchronous communication between the nodes is controlled by using a synchronous time control method so as to keep the communication connection between the nodes, and then the communication time is distributed to the mobile nodes by using the DTRC method; and finally, in a period T3, the communication between the nodes is controlled by using the bi-directional communication control method, and data exchange between the nodes is realized by using a data transmission control method, so as to realize communication between the nodes. The invention adopts a directional antenna to receive and send communication, and therefore, the communication distance between two parties is increased, the communication efficiency is improved, the conflict probability of the channels during the communication between the nodes is reduced, and the channel utilization rate and the communication efficiency are improved.
Owner:BEIHANG UNIV

Network organizing method, site and system of power user electricity-consumption information collecting system

The invention discloses a network organizing method of a power user electricity-consumption information collecting system. The method includes that a current site is in a current time slot, a beacon is sent to a lower-stage new site in current network in a broadcasting form, the current site determines whether related request messages of at least two new sites are received or not in the preset period according to stored identity information of the current site, if the related request messages of at least two new sites are received, gathered related request messages are sent to a concentrator, gathered related request response messages sent by the concentrator are forwarded to the at least two new sites, and network organizing of the at least two new sites can be achieved. Correspondingly, a network organizing site and a network organizing system of the power user electricity-consumption information collecting system are further disclosed. According to the network organizing method, the site and the system of the power user electricity-consumption information collecting system, the current site gathers the received related request messages of the at least two new sites and sends the gathered related request messages to the concentrator, the message transmission efficiency is increased, and further the network organizing efficiency is improved.
Owner:STATE GRID CORP OF CHINA +2

Electric power collector and energy consumption monitoring method thereof

The invention provides an electric power collector. The collector comprises a piercing power taking module and M open mutual inductor modules, wherein M is a positive integer larger than or equal to 1. The piercing power taking module is used for extracting voltage signals of a cable and is installed on a main line of a wire. The piercing power taking module is provided with a voltage output wiring terminal. The open mutual inductor modules are installed on branch lines needing signal acquisition and are provided with ground wire wiring ports and voltage input wiring terminals, wherein the ground wire wiring ports are connected with a ground wire through wires, and the voltage input wiring terminals are connected with the voltage output wiring terminal of the piercing power taking module through wires. The open mutual inductor modules are used for acquiring current signals of the measured branch lines, processing the acquired current and voltage signals and then outputting the processed current and voltage signals to an electric quantity monitoring end through communication modules arranged on the open mutual inductor modules. Electric energy monitoring can be conducted on electric equipment without power outage; besides, the electric power collector is simple in structure and can adapt to complex spot transformation environments.
Owner:NANJING TIANSU AUTOMATION CONTROL SYST

Communication method for electronic shelf labels

The invention relates to the technical field of electronic shelf labels, in particular to a communication method for electronic shelf labels. The communication method includes a networking step whichincludes steps executed by an electronic shelf label and steps executed by a gateway device. The steps executed by an electronic shelf label include: S110, the electronic shelf label wakes itself up at a random time in the current time zone and broadcasts networking information; S120, the electronic shelf label listens to a gateway, S130 is executed if the electronic shelf label receives time zonesetting information sent by the gateway device, otherwise, S140 is executed; S130, the electronic shelf label stops broadcasting, sets its own time zone according to the time zone setting information, and then goes into a sleep state; and S140, the electronic shelf label goes into a sleep state, and executes S110 in the next time zone. The steps executed by the gateway device include: S210, the gateway device listens to and receives networking information sent by the electronic shelf label; and S240, the gateway device sends time zone setting information to the electronic shelf label. The communication method for electronic shelf labels of the invention can reduce the power consumption of electronic shelf labels and improve the networking efficiency.
Owner:WU QI TECH INC

Communication method, cloud management server and virtual switch

The invention discloses a communication method, a cloud management server and a virtual switch. The communication method includes that the cloud management server configures a virtual machine and a second virtual local area network identity used by the virtual machine for user equipment on the basis of a virtual server applying request sent by the user equipment; the cloud management server configures a corresponding physical server for the virtual machine and acquires a first virtual local area network identity used by a physical server group where the physical server is positioned; the cloud management server generates a message forwarding strategy of the virtual machine on the basis of the second virtual local area network identity and the first virtual local area network identity, wherein the message forwarding strategy is used for indicating a corresponding relationship between the virtual machine and the physical server corresponding to the virtual machine; the message forwarding strategy of the virtual machine is forwarded to the virtual switch of the virtual machine. The communication method, the cloud management server and the virtual switch are used for solving the technical problem that an existing method of unified networking through a physical server and a virtual machine is low in networking efficiency.
Owner:HUAWEI TECH CO LTD

Internet of Things device and Internet of Things system

The invention is applicable to the field of Internet of Things, and provides an Internet of Things device and an Internet of Things system. The Internet of Things device comprises multiple execution mechanisms with different functions and an intelligent control mechanism for controlling the execution mechanism to run. As the intelligent control mechanism in the Internet of Things device can receive an instruction and control the multiple execution mechanisms with different functions to run, cost is reduced, and work efficiency of the Internet of Things device is improved; as a network is formed by a portal server and the connected Internet of Things device, the connecting structure of the Internet of Things system is simplified, and the networking efficiency of the Internet of Things system is improved; as a user can control the Internet of Things device through the portal server and a cloud server, and the portal server can work independently to maintain intelligent operation of the Internet of Things system when the network connection of the cloud server is interrupted, safe and reliable operation of the Internet of Things system is guaranteed, convenience is brought to the use of the user, generalization and application of the Internet of Things technology are facilitated, and integral development of the Internet of Things technology is finally facilitated.
Owner:刘杰

Smart city free network system based on smart gas meter and construction method

The invention discloses a smart city free network system based on an intelligent gas meter. An intelligent gas internet of things provides gas consumption statistics and payment services for users ofthe intelligent gas internet of things; the gas company Internet of Things provides gas consumption data check and gas consumption unit price for the intelligent gas Internet of Things; when the gas company Internet of Things provides service for the intelligent gas Internet of Things, a node platform is established; the node platform is a management platform B in the intelligent gas Internet of Things, and the node platform is a user platform C in the gas company Internet of Things; and the Internet of Things of the gas company provides service for the management platform B of the intelligentgas Internet of Things by providing service for the node platform. The invention further discloses a smart city free network construction method based on the smart gas meter. According to the smart city free network system based on the smart gas meters and the construction method, standardized management of the free network is achieved, management disorder of the smart gas internet of things is avoided, networking efficiency is improved, supervision is facilitated, and meanwhile high adaptability is achieved.
Owner:CHENGDU QINCHUAN IOT TECH CO LTD

Lighting equipment, intelligent terminal, lighting equipment networking system and method

The invention relates to lighting equipment, an intelligent terminal, a lighting equipment networking system and a method. The method comprises the steps that a brightness control module is arranged in the lighting equipment; the brightness control module adjusts the brightness of an LED (light-emitting diode) lamp according to a corresponding code of an ID (identity) of the LED lamp in the lighting equipment; the corresponding code of the ID of the LED lamp is transmitted out via brightness change of the LED lamp; the intelligent terminal acquires the brightness change of the LED lamp in the lighting equipment within a preset time period; video data is formed; the video data is resolved; a corresponding code of the brightness change of the LED lamp within the preset time period is obtained; the ID of the LED lamp is determined; and then networking is performed. Compared with the scheme that the ID of the intelligent LED lamp can only be scanned and acquired by dismounting the intelligent LED lamp, operation is simple, and the ID of the LED lamp can be acquired without dismounting the intelligent LED lamp via the lighting equipment provided with the brightness control module and the intelligent terminal provided with a camera and a decoder, so that the networking efficiency of the intelligent lamp is improved.
Owner:SENGLED OPTOELECTRONICS

Automatic anchoring net connecting device for underground coal mine

The invention belongs to the technical field of anchoring net connecting of an underground coal mine, particularly discloses an automatic anchoring net connecting device for the underground coal mine and solves the problems of an existing manual net pavement method that the labor intensity of a worker is large, the efficiency is low, and the safety is unlikely to be ensured. The automatic anchoring net connecting device is arranged at the front end or the rear end of a temporary shoring support of a fully-mechanized excavating surface and comprises a needle nailing device, wherein the needle nailing device is of a box type structure, a cylinder body of a needle pushing oil cylinder is fixedly arranged in the needle nailing device, the front end of a piston rod of the needle pushing oil cylinder is connected with a needle pushing plate, a connecting needle outlet is formed in the part, which corresponds to the front end of the needle pushing plate, of the needle nailing device, the needle nailing device is internally provided with a spring in the vertical direction of the needle pushing oil cylinder, a needle groove which is used for containing a connecting needle is arranged in front of a needle supplying block, and a needle nailing winding mechanism is arranged in a position, which is positioned outside the needle nailing device, of the connecting needle outlet. The automatic anchoring net connecting device disclosed by the invention has the characteristics that flexibility and convenience are realized, the net connecting quality is high, the net connecting needle distribution is uniform, and the like; automatic net connecting can be realized in roadway support, the net connecting time is effectively reduced, the labor intensity is reduced, the roadway excavating efficiency is greatly increased, and the safety of personnel is ensured.
Owner:TAIYUAN INST OF CHINA COAL TECH & ENG GROUP +1

Networking method and communication system

The application provides a networking method and a communication system . The networking method is applied to a networking environment composed of a host, a plurality of slaves and a plurality of terminal devices, and comprises the following steps that: the slaves detect a host radio frequency field started after the host is self-started from a dormant state and respond to the host radio frequencyfield; the host generates a first communication address based on responses of the slave to the host radio frequency field, and provides the first communication address for the slaves; each slave starts a slave radio frequency field of the slave; the terminal devices detect the slave radio frequency fields and respond to the slave radio frequency fields; and each slave generates a second communication address based on responses of the terminal devices to the slave radio frequency fields, and provides the second communication address to the terminal device. According to the networking method provided by the invention, the dormant state is configured for the host, and the host and the slaves as well as the slaves and the terminal devices are controlled to communicate once after the host is self-started to finish networking, so that the times of bidirectional interactive communication and networking action search are reduced, the power consumption in the networking process can be reduced,and the networking efficiency is improved.
Owner:INNER MONGOLIA XIANHONG SCI

Method for indoor wireless communication system

The invention discloses an optimizing method for an indoor wireless communication system. The method comprises the following steps: determining first-step communication devices which are connected with each antennae according to the power loss value and the preset loss threshold value of each antenna; successively determining each communication device from the first step to the highest step by using first-step communication devices as a computing base; calculating the output power of each antenna from the first step to the highest step according to the principle that the input power of the present-step communication device is equal to the difference between the output power and the power loss of the communication device with the lower step and using the design power P0 of a communication information source as a calculating base; calculating the average value Pm of the output power of the antennae and the power difference value delta of the antennae, and calculating the optimizing output power P'0 of the communication information source. Through the adoption of the method disclosed by the invention, selecting reasonable communication devices and the power of the information source can be ensured, the automatic performance of the networking of the wireless communication system is improved, the networking efficiency is improved, and the networking construction difficulty is simplified.
Owner:刘秀珠
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