CN104659907B - Dual-mode heterogeneous network communication system and method - Google Patents
Dual-mode heterogeneous network communication system and method Download PDFInfo
- Publication number
- CN104659907B CN104659907B CN201310631096.7A CN201310631096A CN104659907B CN 104659907 B CN104659907 B CN 104659907B CN 201310631096 A CN201310631096 A CN 201310631096A CN 104659907 B CN104659907 B CN 104659907B
- Authority
- CN
- China
- Prior art keywords
- node
- phase
- bimodulus
- communication
- area
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Mobile Radio Communication Systems (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Abstract
The embodiment of the invention provides a dual-mode heterogeneous network communication system and method. The dual-mode heterogeneous network communication system comprises a network center node, a station region information source node and a plurality of single-phase dual-mode nodes, wherein the station region information source node receives a station region transformer number, and broadcasts information source information including the station region transformer number and a phase sequence number to which a low-voltage power line belongs at fixed time on the low-voltage power line of each phase of a station region transformer; each single-phase dual-mode node receives the information source information, analyzes the station region transformer number and the phase sequence number which correspond to the single-phase dual-mode node, and sends the station region transformer number and the phase sequence number to the center node; the network center node receives information which includes power utilization information, the station region transformer number and the phase sequence number and is sent by the single-phase dual-mode node, and sends the power utilization information, the station region transformer number and the phase sequence number to a main station. According to the dual-mode heterogeneous network communication system, positioning of a station region to which the acquired power utilization information belongs and complete coverage of acquired data communication within a station region range are realized, and the data transmission reliability and the communication success rate in a power utilization information acquiring process are improved.
Description
Technical field
The present invention relates to technical field of electric power communication, more particularly, it relates to a kind of bimodulus heterogeneous network communication system and
Method.
Background technology
The important symbol of intelligent grid construction is power user power consumption information acquisition system, has obtained in recent years quickly sending out
Exhibition, the communication technology of current power user power utilization information acquisition system is mainly power-line carrier communication and micropower is wireless
Communication technology.
Power line carrier（Power Line Carrier, PLC）, refer to enter line number by the use of supply line as communication media
A kind of communication technology according to transmission.For ensureing the reliability of communication, available traffic rate is relatively low, PLC be capable of platform area and
Line phase-sequence detection identifies；Due to electric power linear load（Impedance）Time variation is strong, and line-hit is serious, and PLC is difficult to ensure that communication promptness
Deng.
Micropower is wireless, is the frequency electromagnetic waves of utilization space propagation come a kind of communication technology to carry out data transmission.Micro-
Power wireless technology has transmission reliability height, is not affected by power load and power line interference；There is MESH network feature,
Support full routing optimality, real-time Communication for Power can be ensured；Its transfer rate is very fast, up to 10Kbps；It supports radio hand-held equipment
Access, debugging is easy, handling good.Based on above-mentioned advantage, micro power radio communication is in power user power consumption information acquisition system
In obtained relatively broad application.
However, the power information affiliated platform area transformator information that micropower wireless communication technology None- identified is gathered（Platform
Area's transformator numbering）And phase sequence information（Phase sequence is numbered）, and because many electric energy meters are arranged on underground structure, lead to micro- work(
There is blind area and do not enable being completely covered of gathered data communication in rate radio communication, can affect power consumer electricity consumption information and gather
Data transfer in journey and communication success rate.
Content of the invention
In view of this, the embodiment of the present invention provides a kind of bimodulus heterogeneous network communication system and method, to solve existing skill
Art is by cannot position to the power information being gathered affiliated platform area, and in the range of platform area, gathered data communication cannot be complete
All standing, leads to the data transfer in power consumer electricity consumption gatherer process unreliable and the not high problem of success rate that communicates.
For achieving the above object, the embodiment of the present invention provides following technical scheme：
A kind of bimodulus heterogeneous network communication system, including：Network Central Node, with described Network Central Node micropower no
The platform area information source node of line communication connection, and multiple single-phase pair being connected with described area's information source node power line carrier communication
Mould node；Multiple described single-phase bimodulus nodes are connected with described Network Central Node micro power radio communication；Described area's information source
Node is arranged at the low-pressure side of platform area transformator, and multiple described single-phase bimodulus nodes are arranged at the low of each phase of described area's transformator
In the piezoelectricity line of force；
Described area's information source node, becomes for receiving corresponding area of described area's transformator from described Network Central Node
Depressor is numbered, and on the low-voltage power line of each phase of described area's transformator fixed time broadcast comprise described area's transformator numbering and
The information source information of the phase sequence numbering belonging to this low-voltage power line；
Described single-phase bimodulus node, for receiving the described information source information of transmission on corresponding low-voltage power line, parsing obtains
Take this single-phase corresponding area's transformator numbering of bimodulus node and phase sequence numbering, and when checking meter or safeguard roll-call, this is single
The power information of phase bimodulus node, platform area transformator numbering and phase sequence numbering send to described Network Central Node；
Described Network Central Node, numbers to described area for sending corresponding area's transformator of described area's transformator
Information source node, and receive the power information, the platform area transformator that comprise this single-phase bimodulus node that described single-phase bimodulus node sends
Numbering and the information of phase sequence numbering, and the power information of multiple described single-phase bimodulus nodes, platform area transformator are numbered and phase sequence
Numbering sends to main website.
Wherein, described area's information source node, is additionally operable to broadcast field on the low-voltage power line of each phase of described area's transformator
Strong test signal；
Described single-phase bimodulus node, is additionally operable to receive the field strength measurement signal of transmission on described low-voltage power line, collection
And record the field intensity value of this single-phase bimodulus node, when described Network Central Node inquires the field intensity value of this single-phase bimodulus node,
The field intensity value of this single-phase bimodulus node being recorded is sent to described Network Central Node.
Wherein, described single-phase bimodulus node, is additionally operable to receive and record the center that described area's information source node sends respectively
The field intensity value of the relay forwarding signal source of signal source and other single-phase bimodulus node forwardings, determines according to the described field intensity value of record
The communication neighbour of this single-phase bimodulus node, the information wherein said field intensity value being met two communication neighbours of preset requirement sends
To described Network Central Node.
Wherein, described Network Central Node, is additionally operable to according to described area's information source node and multiple described single-phase bimodulus section
The sent platform area transformator numbering of point and the information of phase sequence numbering, field intensity value and communication neighbour, find out described network center section
Point arrives described area's information source node with some suitable communication lines of each single-phase bimodulus node by the described communication found out
Route carries out communication test one by one and compares, determine the described communication lines of communication efficiency first by based on communication lines by communication efficiency
Second described communication lines are route by for spare communication.
Wherein, to be respectively provided with micropower wireless and electric for described Network Central Node, platform area information source node and single-phase bimodulus node
The dual mode communication mode of line of force carrier wave；Described Network Central Node is arranged at the low-voltage power line of the arbitrary phase of described area's transformator
On；
Described Network Central Node passes through micropower wirelessly or electrically line of force carrier wave and described area's information source node communication connection,
Described Network Central Node passes through micropower wirelessly or electrically line of force carrier wave and described single-phase bimodulus node communication connection, multiple described
Between single-phase bimodulus node, by micropower, wirelessly or electrically line of force carrier wave is in communication with each other connection.
Wherein, described Network Central Node is to have that micropower is wireless and the concentration of the dual mode communication mode of power line carrier
Device；
Described area's information source node is to have that micropower is wireless and the harvester of the dual mode communication mode of power line carrier；
Described single-phase bimodulus node is to have that micropower is wireless and the communication module of the dual mode communication mode of power line carrier,
It is arranged in single-phase electric energy meter or harvester.
The embodiment of the present invention also provides a kind of bimodulus heterogeneous network communication method, and methods described is applied to bimodulus heterogeneous network
Communication system, described system includes：Network Central Node, the platform area being connected with described Network Central Node micro power radio communication
Information source node, and the multiple single-phase bimodulus node being connected with described area's information source node power line carrier communication；Multiple described
Single-phase bimodulus node is connected with described Network Central Node micro power radio communication；Described area's information source node is arranged at platform area and becomes
The low-pressure side of depressor, multiple described single-phase bimodulus nodes are arranged on the low-voltage power line of each phase of described area's transformator；Described
Method includes：
Described Network Central Node sends corresponding area's transformator of described area's transformator and numbers to described area's information source
Node；
Described area's information source node receives corresponding area's transformator of described area's transformator from described Network Central Node
Numbering, and fixed time broadcast comprises described area's transformator numbering and this is low on the low-voltage power line of each phase of described area's transformator
The information source information of the phase sequence numbering belonging to the piezoelectricity line of force；
Described single-phase bimodulus node receives the described information source information of transmission on corresponding low-voltage power line, and it is single that parsing obtains this
Corresponding area's transformator numbering of phase bimodulus node and phase sequence numbering, and when checking meter or safeguard roll-call, by this single-phase bimodulus
The power information of node, platform area transformator numbering and phase sequence numbering send to described Network Central Node；
What described Network Central Node received that described single-phase bimodulus node sends comprise this single-phase bimodulus node use telecommunications
The information of breath, platform area transformator numbering and phase sequence numbering, and by the power information of multiple described single-phase bimodulus nodes, platform area transformation
Device numbering and phase sequence numbering send to main website.
Wherein, described bimodulus heterogeneous network communication method also includes：
Described area's information source node broadcasts field strength measurement signal on the low-voltage power line of each phase of described area's transformator；
Described single-phase bimodulus node receives the field strength measurement signal of transmission on described low-voltage power line, gathers and records this
The field intensity value of single-phase bimodulus node, when described Network Central Node inquires the field intensity value of this single-phase bimodulus node, will be recorded
The field intensity value of this single-phase bimodulus node send to described Network Central Node.
Wherein, described bimodulus heterogeneous network communication method also includes：
Described single-phase bimodulus node receive respectively and record the center signal source that described area information source node sends and other
The field intensity value of the relay forwarding signal source that single-phase bimodulus node forwards, determines this single-phase bimodulus section according to the described field intensity value of record
The communication neighbour of point, the information wherein said field intensity value being met two communication neighbours of preset requirement sends to described network
Heart node.
Wherein, described bimodulus heterogeneous network communication method also includes：
Described Network Central Node is according to the platform area transformation of described area's information source node and multiple described single-phase bimodulus node
Device numbering and the information of phase sequence numbering, field intensity value and communication neighbour, find out described Network Central Node to described area's information source section
Point and each single-phase bimodulus node some suitable communication lines by, to the described communication lines found out by carry out one by one communication survey
Examination is compared, determine the described communication lines of communication efficiency first by based on communication lines by, communication efficiency second described communication lines by
For spare communication route.
Implement technical scheme, there is advantages below or beneficial effect：It is arranged at the low-pressure side of platform area transformator
Platform area information source node, comprise platform area transformator for fixed time broadcast on the low-voltage power line of each phase of platform area transformator corresponding
The information source information of the phase sequence numbering belonging to platform area transformator numbering and this low-voltage power line；It is arranged at each phase low pressure of platform area transformator
Multiple single-phase bimodulus node on electric lines of force, for the information source information of receiving platform area information source node broadcast, parses and obtains platform area
Transformator numbering and phase sequence numbering, while reporting power information to Network Central Node, report and comprise platform area transformator volume
Number and phase sequence numbering information, the gathered platform area transformator numbering belonging to power information of identification and phase sequence numbering, it is right to realize
The positioning in the power information affiliated platform area being gathered, and in the range of platform area gathered data communication be completely covered, thus improving
The reliability of data transfer in power consumer electricity consumption gatherer process and communication success rate.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is a kind of structured flowchart of bimodulus heterogeneous network communication system provided in an embodiment of the present invention；
Fig. 2 is a kind of flow chart of bimodulus heterogeneous network communication method provided in an embodiment of the present invention；
Fig. 3 is a kind of another flow chart of bimodulus heterogeneous network communication method provided in an embodiment of the present invention.
Specific embodiment
Purpose, technical scheme and advantage for making the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described it is clear that described embodiment is
The a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment being obtained under the premise of not making creative work, broadly falls into the scope of protection of the invention.
Fig. 1 is a kind of structured flowchart of bimodulus heterogeneous network communication system provided in an embodiment of the present invention, with reference to Fig. 1, double
Mould heterogeneous network communication system includes：Network Central Node 1, platform area information source node 2, and multiple single-phase bimodulus node 3；Wherein,
Carry out micro power radio communication between Network Central Node 1 and platform area information source node 2 to be connected；Platform area information source node 2 is double with single-phase
Carry out power line carrier communication connection between mould node 3；Carry out micropower between single-phase bimodulus node 3 and Network Central Node 1
Wireless communication connection.
Platform area information source node 2 is arranged on the low-pressure side of platform area transformator 4, and a Ge Tai area transformator 4 only one of which platform area believes
Source node 2, and be arranged at the low-pressure side of platform area transformator 4, not on low-voltage power line but be connected with low-voltage power line, i.e. platform
Area's information source node 2 can pass through low-voltage power line broadcast message.Multiple single-phase bimodulus nodes 3 are arranged at each phase of platform area transformator 4
Low-voltage power line, such as platform area transformator 4 has A, B, C three-phase low-voltage electric lines of force, then can arrange many on A phase low-voltage power line
Individual single-phase bimodulus node 3, may also set up multiple single-phase bimodulus nodes 3, on B phase low-voltage power line on C phase low-voltage power line
May also set up multiple single-phase bimodulus nodes 3.Wherein, pass through electric lines of force between platform area information source node 2 and multiple single-phase bimodulus node 3
Carrier communication connects, and platform area information source node 2 passes through power line carrier to multiple single-phase bimodulus node 3 broadcasting station platform area transformators pair
Phase sequence numbering belonging to the area's transformator numbering answered and this low-voltage power line.
In a kind of bimodulus heterogeneous network communication system provided in an embodiment of the present invention, platform area information source node 2 is used for from net
Corresponding area's transformator numbering of network Centroid 1 receiving platform area transformator, the low-voltage power line of each phase of Bing Tai area transformator
Upper fixed time broadcast comprises the information source information of the phase sequence numbering belonging to platform area transformator numbering and this low-voltage power line；As platform area information source
Node 2 can be on the A phase low-voltage power line of platform area transformator 4, and fixed time broadcast comprises numbering and the phase sequence numbering of platform area transformator 4
The information source information of A；Platform area information source node 2 also can be on the B phase low-voltage power line of platform area transformator 4, and fixed time broadcast comprises platform
The numbering of area's transformator 4 and the information source information of phase sequence numbering B；The rest may be inferred.
Single-phase bimodulus node 3, for receiving the information source information of transmission on corresponding low-voltage power line, it is single-phase that parsing obtains this
Corresponding area's transformator numbering of bimodulus node and phase sequence numbering, and when checking meter or safeguard roll-call, by this single-phase bimodulus section
The power information of point, platform area transformator numbering and phase sequence numbering send to Network Central Node 1；A phase as platform area transformator 4 is low
Single-phase bimodulus node 3 in the piezoelectricity line of force, can receiving platform area information source node 2 broadcast on A phase low-voltage power line comprise platform area
The numbering of transformator 4 and the information source information of phase sequence numbering A, thus get numbering and the phase sequence volume of corresponding area's transformator 4
Number A, and by the power information of this single-phase bimodulus node, platform area transformator numbering and phase sequence numbering A sent along to network center
Node 1.
Network Central Node 1, numbers to platform area information source node 2 for corresponding area's transformator of sending station area transformator,
And receive the power information comprising this single-phase bimodulus node, platform area transformator numbering and the phase that multiple single-phase bimodulus nodes 3 send
The information of sequence numbering, and the power information of multiple single-phase bimodulus nodes 3, platform area transformator numbering and phase sequence numbering are sent extremely main
Stand, main website is carrying out comprehensive analysis to the information collected, thus realizing the power distribution information such as line loss analyzing control, three-phase load equilibrium
Automatically manage.
Bimodulus heterogeneous network communication system provided in an embodiment of the present invention, is provided with one in the low-pressure side of platform area transformator
Platform area information source node, information source node fixed time broadcast on the low-voltage power line of each phase of platform area transformator in platform area comprises corresponding platform
Area's transformator numbering, and the information source information of the phase sequence numbering belonging to this low-voltage power line；Each phase low tension in platform area transformator
Multiple single-phase bimodulus nodes are provided with the line of force, using the information of single-phase bimodulus node receiving platform area information source node broadcast, thus
Parse this information, obtain corresponding area's transformator numbering and affiliated phase sequence numbering.Single-phase bimodulus node can be to network
While Centroid reports power information, report the information of platform area transformator numbering and phase sequence numbering.
Bimodulus heterogeneous network communication system provided in an embodiment of the present invention, between platform area information source node and single-phase bimodulus node
It is communicatively coupled it is preferred that in the blind area of power line carrier transmission by power line carrier, can be with applying power line carrier wave
Continue device, such as installs power line carrier relaying between certain phase low-voltage power line Shang Tai area's information source node and single-phase bimodulus node additional
By the power line carrier repeater installing additional, device, can ensure that on low-voltage power line, all single-phase bimodulus nodes can listen to platform
The information of area's information source node broadcast, realizes wireless isolated island and the data communication of wireless exclusion region covers, and realizes gathered data and leads to
That believes is completely covered.
Bimodulus heterogeneous network communication system shown in Fig. 1 removes platform area transformator numbering and the phase that can achieve belonging to power information
Outside the identification of sequence numbering, also the field intensity of single-phase bimodulus node each in system can be tested.In embodiments of the present invention, platform area
Information source node 2 is additionally operable to broadcast field strength measurement signal on the low-voltage power line of each phase of platform area transformator；As platform area information source node 2
Field strength measurement signal etc. can be broadcasted on the A phase low-voltage power line of platform area transformator 4.
Single-phase bimodulus node 3 is additionally operable to receive the field strength measurement signal of transmission on low-voltage power line, gathers and records this
The field intensity value of single-phase bimodulus node, when heart node 1 inquires the field intensity value of this single-phase bimodulus node 3 in a network, by recorded
The field intensity value of this single-phase bimodulus node 3 sends to Network Central Node 1.As the list on the A phase low-voltage power line of platform area transformator 4
Phase bimodulus node 3, can the field strength measurement signal broadcasted on A phase low-voltage power line of receiving platform area information source node 2, gather and record
The field intensity value of this single-phase bimodulus node 3, when heart node 1 inquires the field intensity value of this single-phase bimodulus node 3 in a network, will be recorded
This node field intensity value report to Network Central Node 1.
Preferably, the center signal source that single-phase bimodulus node 3 is additionally operable to receive respectively and scoring table area information source node 2 sends
The field intensity value of the relay forwarding signal source forwarding with other single-phase bimodulus nodes, determines this single-phase bimodulus according to the field intensity value of record
The communication neighbour of node, the information wherein field intensity value being met two communication neighbours of preset requirement sends to Network Central Node
1, two communication neighbours that field intensity value meets preset requirement can be two communication neighbours of field intensity value highest, i.e. field intensity value first
With two of second communication neighbours.
In embodiments of the present invention, field strength measurement signal is that Network Central Node 1 sends to platform area information source node 2, it
Background partition information source node 2 split-phase sequence sends, and contains dependence test mode data in signal, and signal is sent with broadcast mode, each list
Phase bimodulus node 3 receives acquisition and recording this node field intensity values after this signal, and heart node 1 reports when inquiring in good time in a network.
Single-phase bimodulus node 3 judges whether to need to forward field strength measurement signal according to having been received by signal, so that all in platform area transformator 4
Single-phase bimodulus node all complete field strength measurement.The field intensity to center signal source and relay forwarding signal source for each single-phase bimodulus node
Value is recorded respectively, and each single-phase bimodulus node finds out the communication neighbour of oneself according to the field intensity value being recorded, and by its midfield
Two higher report network Centroids of intensity values.
In bimodulus heterogeneous network communication system provided in an embodiment of the present invention, micropower Wireless Priority is using wirelessly from group
Knit the network communications technology and form communication network, the most representational system of wireless self-organization network is CFDA（Cellular
Fixed-wireless Digital Access, microcellulor formula stationary nodes wireless data access system）, this is a kind of from group
The wireless data access system of the MESH network architectural feature knitted.This system works in the public metering of 470MHz～510MHz and exempts from Shen
Please frequency range, support 16 groups of altogether the frequency spaces multiplexing of multiple frequencies and frequency hoppings, there is higher efficiency of frequency employment and net
Network autgmentability；System adopts the network coverage mode of micro-honeycomb structure, the chain in CFDA system, between child node and host node
Road up to 7 jump.Child node in the range of 7 jumps around each host node constitutes one " microcellulor ".Communication node is opened in standard
Wealthy place point-to-point communication distance is 300 meters, supports ad hoc multihop transmission technology in the range of each cellular cell（Ad
Hoc&Multi Hop）So that the effective covering radius in real place of each cellular cell reaches 500 meters～1000 meters, preferably
Solve the problems, such as network blind area of coverage.Each child node can dynamically network, and can forward data for its adjacent child node, this
So that there may be a plurality of effective routing from child node to host node, when wireless channel is interfered or forwarding section in the middle of certain
When point breaks down and causes certain route to interrupt, can enable route stand-by in the master node immediately proceeds data transfer,
Thus improve robustness and the capacity of resisting disturbance of system.In embodiments of the present invention, Network Central Node 1 can be believed according to platform area
Platform area transformator numbering that source node 2 and multiple single-phase bimodulus node 3 are sent and phase sequence numbering, field intensity value and communication neighbour's
Information, finds out Network Central Node 1 and arrives platform area information source node 2 and some suitable communication lines of each single-phase bimodulus node 3
By, the communication lines found out are compared by carrying out communication test one by one, determine the communication lines of communication efficiency first by based on communication lines
By the communication lines of communication efficiency second are route by for spare communication.Said process is regarded as the process of PLC networking, PLC networking
Process be exactly to find Network Central Node to each single-phase bimodulus node preferably communication lines by Network Central Node can be according to each
Node affiliated platform area information, field intensity value and communication neighbour's situation, find out some suitable routes, and carry out test one by one and compare,
Finally confirm that one main one preferably route for two, in case using during communication, Network Central Node route to these at one's leisure
Tested and updated.
In embodiments of the present invention, Network Central Node 1, platform area information source node 2 and single-phase bimodulus node 3 are respectively provided with micro- work(
Rate is wireless and the dual mode communication mode of power line carrier；Network Central Node 1 is arranged at the low tension of the arbitrary phase of platform area transformator
In the line of force；Network Central Node 1 passes through micropower, and wirelessly or electrically line of force carrier wave and platform area information source node 1 communicate to connect, in network
Heart node 1 passes through micropower, and wirelessly or electrically line of force carrier wave and single-phase bimodulus node 3 communicate to connect, logical between single-phase bimodulus node 3
Wirelessly or electrically line of force carrier wave is in communication with each other connection to cross micropower.Become because Network Central Node 1 can be simultaneously connected with multiple areas
3 Ge Tai area transformators in depressor 4, such as Fig. 1, therefore, only when Network Central Node 1 is arranged at the arbitrary phase of platform area transformator
When on low-voltage power line, power line carrier could be passed through and be communicatively coupled with platform area information source node 2 and single-phase bimodulus node 3,
And the platform area transformator 4 administrative Nei Tai area information source node 2 can only being located with Network Central Node 1 and single-phase bimodulus node 3
Carry out power line carrier communication, otherwise, Network Central Node 1 and platform area information source node 2 and single-phase bimodulus node 3 are all by micro- work(
Rate is wirelessly communicatively coupled.
Bimodulus heterogeneous communications network system provided in an embodiment of the present invention, preferentially wirelessly carries out communication link using micropower
Connect, only micropower wireless signal bad or interrupt when, just supplemented using power line carrier.For example, network center's section
Point 1, platform area information source node 2 and single-phase bimodulus node 3 are in the basement of building, and perhaps power line carrier communication is can
Row, but micropower is wirelessly because the factors such as multistage route lead to traffic rate too low it is impossible to meet the reality of business data transmission
Border demand it is possible to using the equipment that power line carrier communication bridges underground and ground carry out underground and on the ground between communication,
And on the ground with underground all using radio communication, thus improve communication efficiency.
More specifically, Network Central Node can micropower be wireless and the dual mode communication mode of power line carrier in order to have
Concentrator；Platform area information source node can micropower be wireless and the harvester of the dual mode communication mode of power line carrier in order to have；
Single-phase bimodulus node can micropower be wireless and the communication module of the dual mode communication mode of power line carrier in order to have, and is arranged on list
In phase electric energy meter or harvester.
The Network Central Node of the embodiment of the present invention, platform area information source node and single-phase bimodulus node adopt bimodulus isomery to mix
The mode of networking carries out networking；Bimodulus isomery mixed networking, it is on the basis of micropower wireless networking and PLC networking to the whole network
Communication is optimized and is lifted it is intended to improve communication success rate and reliability further.One is to eliminate communication silence point, by two
Plant the sequential combination of pattern communication, progressively extend, get through the node of mourning in silence that single communication pattern all cannot be got in touch with.Two is to improve
The communication quality of specific region, is such as in the basement of building, and perhaps plc communication is feasible, but micropower is no
Line but leads to traffic rate too low it is impossible to meet the actual demand of business data transmission, just because being limited to the factors such as multistage route
The lower equipment with ground can be grounded using primary PLC communications bridge, and on the ground with underground all using radio communication, thus improving
Communication efficiency.Under Hybrid communication model, confirm one main one in a network between heart node 1 and each single-phase bimodulus node 3 for two
Individual preferable route, then compare as communication test with the route under single communication pattern, combined selection one main is optimal for two
Route is as mixed networking route.
With reference to micropower, wirelessly and low voltage power line carrier carries out power information collection to the present invention, identifies gathered electricity consumption
Platform area transformator numbering belonging to information and phase sequence numbering, solve belonging to the power information that prior art None- identified is gathered
The problem of platform area transformator numbering and phase sequence numbering is it is achieved that positioning to the power information being gathered affiliated platform area；To the whole network
Communication is optimized and is lifted, thus improving the reliability of the data transfer in power consumer electricity consumption information gatherer process and leading to
Letter success rate.Meanwhile, solve the data communication covering problem of wireless isolated island and wireless exclusion region it is achieved that in low-voltage power
In the topological scope of line, gathered data communication is completely covered.The present invention passes through micropower wirelessly and power line carrier communication is mutual
Bridge joint utilizes, alternately extends extension it is achieved that efficient, reliable data-transformation facility.
Below bimodulus heterogeneous network communication method provided in an embodiment of the present invention is introduced, bimodulus described below is different
Structure network communication method is based on above-described bimodulus heterogeneous network communication system, and both can be cross-referenced.
Fig. 2 is a kind of flow chart of bimodulus heterogeneous network communication method provided in an embodiment of the present invention, and the method is applied to
Bimodulus heterogeneous network communication system shown in Fig. 1, this system includes：Network Central Node, with Network Central Node micropower no
The platform area information source node of line communication connection, and the multiple single-phase bimodulus section being connected with platform area information source node power line carrier communication
Point；Multiple single-phase bimodulus nodes are connected with Network Central Node micro power radio communication；Platform area information source node is arranged at platform area and becomes
The low-pressure side of depressor, multiple single-phase bimodulus nodes are arranged on the low-voltage power line of each phase of platform area transformator；With reference to Fig. 2, the party
Method can include：
Step S100, Network Central Node sending station area corresponding area's transformator of transformator are numbered to platform area information source section
Point；
Step S110, platform area information source node are compiled from corresponding area's transformator of Network Central Node receiving platform area transformator
Number, on the low-voltage power line of each phase of Bing Tai area transformator, fixed time broadcast comprises platform area transformator numbering and this low-voltage power line institute
The information source information of the phase sequence numbering belonging to；
Step S120, single-phase bimodulus node receive the information source information of transmission on corresponding low-voltage power line, and parsing obtains should
Single-phase corresponding area's transformator numbering of bimodulus node and phase sequence numbering, and when checking meter or safeguard roll-call, this is single-phase double
The power information of mould node, platform area transformator numbering and phase sequence numbering send to described Network Central Node；
What step S130, Network Central Node received that single-phase bimodulus node sends comprise this single-phase bimodulus node use telecommunications
The information of breath, platform area transformator numbering and phase sequence numbering, by the power information of multiple single-phase bimodulus nodes, platform area transformator numbering
Send to main website with phase sequence numbering.
Fig. 3 is a kind of another flow chart of bimodulus heterogeneous network communication method provided in an embodiment of the present invention, mainly uses
In testing to field intensity, in conjunction with shown in Fig. 2 and Fig. 3, shown in Fig. 3, method includes：
Step S140, Network Central Node send field strength measurement signal to platform area information source node；
Step S150, platform area information source node broadcast field strength measurement signal on the low-voltage power line of each phase of platform area transformator；
Step S160, single-phase bimodulus node receive the field strength measurement signal of transmission on low-voltage power line, gather and record
The field intensity value of this single-phase bimodulus node；
When step S170, in a network heart node inquire the field intensity value of this single-phase bimodulus node, single-phase bimodulus node is by institute
The field intensity value of this single-phase bimodulus node of record sends to Network Central Node.
Preferably, in step S160 shown in Fig. 3, single-phase bimodulus node, can also basis after receiving field strength measurement signal
Paid-in field strength measurement signal judges whether to need to forward field strength measurement signal, so that all single-phase bimodulus of platform area transformator
Node all completes collection and the record of field intensity value.
Preferably, single-phase bimodulus node also can receive respectively and scoring table area information source node sends center signal source and its
The field intensity value of the relay forwarding signal source that his single-phase bimodulus node forwards, determines this single-phase bimodulus node according to the field intensity value of record
Communication neighbour, the information that wherein field intensity value is met two of preset requirement communication neighbours sends to Network Central Node；?
Two communication neighbours that intensity values meet preset requirement can be two communication neighbours of field intensity value highest.
Preferably, the platform area that Network Central Node also can be sent according to platform area information source node and multiple single-phase bimodulus node
Transformator numbering and phase sequence numbering, field intensity value and communication neighbour information, find out Network Central Node arrive platform area information source node with
The suitable communication lines of some of each single-phase bimodulus node by, the communication lines found out are compared by carrying out communication test one by one,
Determine the communication lines of communication efficiency first by based on communication lines by the communication lines of communication efficiency second are route by for spare communication.
In embodiments of the present invention, Network Central Node, platform area information source node and single-phase bimodulus node are respectively provided with micropower
The dual mode communication mode of wireless and power line carrier；Network Central Node is arranged at the low-voltage power line of the arbitrary phase of platform area transformator
On；Network Central Node passes through micropower wirelessly or electrically line of force carrier wave and the communication connection of platform area information source node, Network Central Node
By micropower wirelessly or electrically line of force carrier wave and described single-phase bimodulus node communication connection, between single-phase bimodulus node, pass through micro- work(
Wirelessly or electrically line of force carrier wave is in communication with each other connection to rate.Specifically, when Network Central Node is arranged at the arbitrary phase of platform area transformator
When on low-voltage power line, could be communicatively coupled with platform area information source node and single-phase bimodulus node by power line carrier, no
Then, all wirelessly it is communicatively coupled by micropower.
Bimodulus heterogeneous communications network system provided in an embodiment of the present invention, is preferentially wirelessly communicated using micropower, only
Have micropower wireless signal bad or interrupt when, just supplemented using power line carrier.For example, Network Central Node, platform
Area's information source node and single-phase bimodulus node are in the basement of building, and perhaps power line carrier communication is feasible, micro-
Power wirelessly leads to traffic rate too low it is impossible to meet the actual demand of business data transmission due to factors such as multistage routes, just
Can using the equipment that power line carrier communication bridges underground and ground carry out underground and on the ground between communication, and on the ground and
Underground is all using radio communication, thus improving communication efficiency.
Bimodulus heterogeneous network communication method provided in an embodiment of the present invention, can achieve gathered power information affiliated platform area
Transformator numbering and the identification of phase sequence numbering, solve the power information affiliated platform area transformation that prior art None- identified is gathered
Device numbering and the problem of phase sequence numbering.Achieve the positioning to the power information being gathered affiliated platform area；TOCOM total communication is carried out
Optimize and lifted, thus improving the reliability of data transfer in power consumer electricity consumption information gatherer process and communicating successfully
Rate.Meanwhile, solve the data communication covering problem of wireless isolated island and wireless exclusion region it is achieved that opening up in low-voltage power line
In the range of flutterring, gathered data communication is completely covered.The present invention passes through micropower wirelessly and power line carrier communication mutually bridges profit
With, alternately extend extension it is achieved that efficient, reliable data-transformation facility.
In this specification, each embodiment is described by the way of going forward one by one, and what each embodiment stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.For device disclosed in embodiment
For, because it corresponds to the method disclosed in Example, so description is fairly simple, say referring to method part in place of correlation
Bright.
Professional further appreciates that, in conjunction with the unit of each example of the embodiments described herein description
And algorithm steps, can with electronic hardware, computer software or the two be implemented in combination in, in order to clearly demonstrate hardware and
The interchangeability of software, generally describes composition and the step of each example in the above description according to function.These
Function to be executed with hardware or software mode actually, the application-specific depending on technical scheme and design constraint.Specialty
Technical staff can use different methods to each specific application realize described function, but this realization should
Think beyond the scope of this invention.
The step of the method in conjunction with the embodiments described herein description or algorithm can directly be held with hardware, processor
The software module of row, or the combination of the two is implementing.Software module can be placed in random access memory（RAM）, internal memory, read-only deposit
Reservoir（ROM）, electrically programmable ROM, electrically erasable ROM, depositor, hard disk, moveable magnetic disc, CD-ROM or technology
In known any other form of storage medium in field.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple modifications to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can be realized without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and be to fit to and principles disclosed herein and features of novelty phase one
The scope the widest causing.
Claims (8)
1. a kind of bimodulus heterogeneous network communication system is it is characterised in that include：Network Central Node, with described network center section
The platform area information source node that point micro power radio communication connects, and be connected with described area's information source node power line carrier communication
Multiple single-phase bimodulus nodes；Multiple described single-phase bimodulus nodes are connected with described Network Central Node micro power radio communication；Institute
Shu Tai area information source node is arranged at the low-pressure side of platform area transformator, and multiple described single-phase bimodulus nodes are arranged at described area's transformation
On the low-voltage power line of each phase of device；
Described area's information source node, for receiving corresponding area's transformator of described area's transformator from described Network Central Node
Numbering, and fixed time broadcast comprises described area's transformator numbering and this is low on the low-voltage power line of each phase of described area's transformator
The information source information of the phase sequence numbering belonging to the piezoelectricity line of force；
Described single-phase bimodulus node, for receiving the described information source information of transmission on corresponding low-voltage power line, parsing obtains should
Single-phase corresponding area's transformator numbering of bimodulus node and phase sequence numbering, and when checking meter or safeguard roll-call, this is single-phase double
The power information of mould node, platform area transformator numbering and phase sequence numbering send to described Network Central Node；
Described Network Central Node, numbers to described area's information source for sending corresponding area's transformator of described area's transformator
Node, and receive the power information, the platform area transformator that comprise this single-phase bimodulus node that multiple described single-phase bimodulus nodes send
Numbering and the information of phase sequence numbering, and the power information of multiple described single-phase bimodulus nodes, platform area transformator are numbered and phase sequence
Numbering sends to main website；
Wherein, described area's information source node, is additionally operable to broadcast field intensity on the low-voltage power line of each phase of described area's transformator and surveys
Trial signal；
Described single-phase bimodulus node, is additionally operable to receive the field strength measurement signal of transmission on described low-voltage power line, gathers and remember
Record the field intensity value of this single-phase bimodulus node, when described Network Central Node inquires the field intensity value of this single-phase bimodulus node, by institute
The field intensity value of this single-phase bimodulus node of record sends to described Network Central Node.
2. bimodulus heterogeneous network communication system according to claim 1, it is characterised in that described single-phase bimodulus node, is gone back
For receiving respectively and recording in the center signal source and other single-phase bimodulus node forwardings that described area's information source node sends
Continue the field intensity value in forward signal source, determines the communication neighbour of this single-phase bimodulus node according to the described field intensity value of record, will wherein
The information that described field intensity value meets two communication neighbours of preset requirement sends to described Network Central Node.
3. bimodulus heterogeneous network communication system according to claim 2, it is characterised in that described Network Central Node, is gone back
Platform area transformator numbering and phase sequence for being sent according to described area's information source node and multiple described single-phase bimodulus node are compiled
Number, the information of field intensity value and communication neighbour, find out described Network Central Node and arrive described area's information source node and each single-phase pair
The suitable communication lines of some of mould node are by being compared by carrying out communication test one by one to the described communication lines found out, determine logical
The described communication lines of letter effect first by based on communication lines by, communication efficiency second described communication lines by for spare communication road
By.
4. the bimodulus heterogeneous network communication system according to any one of claim 1-3 is it is characterised in that described network center
Node, platform area information source node and single-phase bimodulus node are respectively provided with that micropower is wireless and the dual mode communication mode of power line carrier；Institute
State Network Central Node to be arranged on the low-voltage power line of the arbitrary phase of described area's transformator；
Described Network Central Node passes through micropower wirelessly or electrically line of force carrier wave and described area's information source node communication connection, described
Network Central Node passes through micropower wirelessly or electrically line of force carrier wave and described single-phase bimodulus node communication connection, multiple described single-phase
Between bimodulus node, by micropower, wirelessly or electrically line of force carrier wave is in communication with each other connection.
5. bimodulus heterogeneous network communication system according to claim 4 is it is characterised in that described Network Central Node is tool
Have micropower wireless and power line carrier dual mode communication mode concentrator；
Described area's information source node is to have that micropower is wireless and the harvester of the dual mode communication mode of power line carrier；
Described single-phase bimodulus node is to have that micropower is wireless and the communication module of the dual mode communication mode of power line carrier, installation
In single-phase electric energy meter or harvester.
6. a kind of bimodulus heterogeneous network communication method is it is characterised in that methods described is applied to a kind of bimodulus heterogeneous network communication
System, described system includes：Network Central Node, the platform area information source being connected with described Network Central Node micro power radio communication
Node, and the multiple single-phase bimodulus node being connected with described area's information source node power line carrier communication；Multiple described single-phase
Bimodulus node is connected with described Network Central Node micro power radio communication；Described area's information source node is arranged at platform area transformator
Low-pressure side, multiple described single-phase bimodulus nodes are arranged on the low-voltage power line of each phase of described area's transformator；Methods described
Including：
Described Network Central Node sends corresponding area's transformator of described area's transformator and numbers to described area's information source node；
Described area's information source node receives corresponding area's transformator numbering of described area's transformator from described Network Central Node,
And fixed time broadcast comprises described area's transformator numbering and this low tension on the low-voltage power line of each phase of described area's transformator
The information source information of the phase sequence numbering belonging to the line of force；
Described single-phase bimodulus node receives the described information source information of transmission on corresponding low-voltage power line, and it is single-phase double that parsing obtains this
Corresponding area's transformator numbering of mould node and phase sequence numbering, and when checking meter or safeguard roll-call, by this single-phase bimodulus node
Power information, platform area transformator numbering and phase sequence numbering send to described Network Central Node；
Described Network Central Node receives the power information, the platform that comprise this single-phase bimodulus node that described single-phase bimodulus node sends
Area's transformator numbering and the information of phase sequence numbering, and the power information of multiple described single-phase bimodulus nodes, platform area transformator are compiled
Number and phase sequence numbering send to main website；
Wherein, methods described also includes：
Described area's information source node broadcasts field strength measurement signal on the low-voltage power line of each phase of described area's transformator；
Described single-phase bimodulus node receives the field strength measurement signal of transmission on described low-voltage power line, gathers and to record this single-phase
The field intensity value of bimodulus node, when described Network Central Node inquires the field intensity value of this single-phase bimodulus node, should by recorded
The field intensity value of single-phase bimodulus node sends to described Network Central Node.
7. bimodulus heterogeneous network communication method according to claim 6 is it is characterised in that methods described also includes：
Described single-phase bimodulus node receives and records the center signal source that described area information source node sends respectively and other are single-phase
The field intensity value of the relay forwarding signal source that bimodulus node forwards, determines this single-phase bimodulus node according to the described field intensity value of record
Communication neighbour, the information wherein said field intensity value being met two communication neighbours of preset requirement sends to described network center section
Point.
8. bimodulus heterogeneous network communication method according to claim 7 is it is characterised in that methods described also includes：
Described Network Central Node is compiled according to the platform area transformator of described area's information source node and multiple described single-phase bimodulus node
Number and phase sequence numbering, field intensity value and communication neighbour information, find out described Network Central Node arrive described area's information source node with
The suitable communication lines of some of each single-phase bimodulus node are by the described communication lines found out by carrying out communication test ratio one by one
Relatively, determine the described communication lines of communication efficiency first by based on communication lines by, communication efficiency second described communication lines by for standby
With communication lines by.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310631096.7A CN104659907B (en) | 2013-11-29 | 2013-11-29 | Dual-mode heterogeneous network communication system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310631096.7A CN104659907B (en) | 2013-11-29 | 2013-11-29 | Dual-mode heterogeneous network communication system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104659907A CN104659907A (en) | 2015-05-27 |
| CN104659907B true CN104659907B (en) | 2017-02-22 |
Family
ID=53250720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310631096.7A Active CN104659907B (en) | 2013-11-29 | 2013-11-29 | Dual-mode heterogeneous network communication system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104659907B (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106408907B (en) * | 2015-07-31 | 2022-05-10 | 深圳友讯达科技股份有限公司 | Dual-mode comprehensive wave trap |
| CN105046935B (en) * | 2015-08-13 | 2018-05-22 | 青岛东软载波科技股份有限公司 | A kind of bimodulus heterogeneous communication system wireless based on low-voltage power line and micropower |
| CN107733086B (en) * | 2017-10-27 | 2019-11-19 | 深圳友讯达科技股份有限公司 | Power supply net platform region localization method and device |
| CN108551678B (en) * | 2018-03-20 | 2021-11-12 | 深圳友讯达科技股份有限公司 | Node dual-mode sensing method and communication system |
| CN109347519B (en) * | 2018-08-27 | 2021-11-30 | 全球能源互联网研究院有限公司 | Power line carrier and wireless fusion multi-channel transmission method and device |
| CN109547065B (en) * | 2018-10-30 | 2021-12-10 | 国网北京市电力公司 | Platform area identification system and identification method thereof |
| CN110557232B (en) * | 2019-09-12 | 2022-04-12 | 南方电网科学研究院有限责任公司 | Communication mode selection method of dual-mode communication network |
| CN111030097B (en) * | 2019-12-11 | 2021-09-14 | 江苏方天电力技术有限公司 | Low-voltage distribution network platform area topology identification method and system |
| CN111147566B (en) * | 2019-12-23 | 2022-06-17 | 国网山西省电力公司长治供电公司 | Platform area ubiquitous Internet of things dual-mode networking system and method based on open network protocol |
| CN111614383A (en) * | 2020-04-27 | 2020-09-01 | 国网河北省电力有限公司电力科学研究院 | Coordination working method for high-speed power line carrier and micropower wireless dual-mode route |
| CN111756407A (en) * | 2020-06-24 | 2020-10-09 | 国网安徽省电力有限公司电力科学研究院 | Heterogeneous single relay channel transmission method based on optimization of all-state experience data arrival rate |
| CN112991709B (en) * | 2021-03-29 | 2023-01-20 | 国家电网有限公司 | Method for monitoring power failure events of adjacent distribution areas through electric meter dual-mode communication module |
| CN113192313B (en) * | 2021-04-30 | 2022-06-24 | 国家电网有限公司 | Information acquisition system for electric power metering |
| CN116708274B (en) * | 2023-08-09 | 2023-10-20 | 北京智芯微电子科技有限公司 | Routing planning method and system for multimode heterogeneous network and communication equipment |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103065442A (en) * | 2012-12-29 | 2013-04-24 | 镇江长河电力技术有限公司 | Voltage monitoring system based on transformer station area phase sequence identification |
-
2013
- 2013-11-29 CN CN201310631096.7A patent/CN104659907B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103065442A (en) * | 2012-12-29 | 2013-04-24 | 镇江长河电力技术有限公司 | Voltage monitoring system based on transformer station area phase sequence identification |
Non-Patent Citations (3)
| Title |
|---|
| 基于低压电力线载波的台区及相位识别;鲍卫东等;《农村电气化》;20081231(第10期);第57-59页 * |
| 脉冲载波技术在台区用户识别中的应用;蔡秋芸;《脉冲载波技术在台区用户识别中的应用》;20101231;第26页 * |
| 载波技术在台区用户识别中的应用;梁万荣;《江西电力职业技术学院学报》;20071231(第3期);第27、29页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104659907A (en) | 2015-05-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104659907B (en) | Dual-mode heterogeneous network communication system and method | |
| CN103634873B (en) | The wireless networking method and electricity meter-reading device systems of power meter reading system | |
| CN105046935B (en) | A kind of bimodulus heterogeneous communication system wireless based on low-voltage power line and micropower | |
| Li et al. | Smart choice for the smart grid: Narrowband Internet of Things (NB-IoT) | |
| CN106100698B (en) | A kind of network-building method of power line carrier module applied to power information collection | |
| CN105788206A (en) | Electricity information acquisition system based on dual-mode communication and method thereof | |
| CN202873086U (en) | Wireless double-frequency AP (Access Point) | |
| CN103369611B (en) | Random access processing method, switching handling method and device | |
| CN108171957A (en) | Meter register method and device, system, communication gate | |
| CN105229886A (en) | About the system and method for the principle and topological performance of inferring electrical power distribution electrical network | |
| CN103957570B (en) | A kind of network communicating system and its method for routing for electric power load control | |
| CN102223734A (en) | Wireless communication network and communication method of same | |
| CN102223644A (en) | System and method for combining relay selection and power distribution | |
| CN104954112B (en) | A kind of across frequency band power line carrier frequencies cognitive approach based on thin frequency granularity | |
| CN102231670A (en) | Method for automatically finding existing electricity meter by utilizing electric power meter reading system | |
| CN102932848A (en) | Network flow branching method based on grid assist | |
| CN102761977B (en) | The method and harvester of harvester MANET in CFDA | |
| CN104408903B (en) | A kind of micropower wireless meter reading method | |
| CN109150712A (en) | The network-building method and system that power line carrier is communicated with wireless fusion | |
| CN104066149B (en) | A kind of system of selection of WLAN frequencies and device | |
| CN103490509A (en) | Electric energy monitoring method and system for household appliances | |
| CN103686911B (en) | A kind of method and apparatus switched over | |
| CN102149095A (en) | Frequency point setting method and device for mobile communication system | |
| CN105634554A (en) | Carrier wave communication networking method, nodes and system | |
| CN103281105B (en) | Carrier table Ad-Hoc network method based on low voltage power line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 3rd Floor, Building 6, Guangqian Industrial Zone, Longzhu 3rd Road, Longzhu 3rd Road, Longguang Community, Taoyuan Street, Nanshan District, Shenzhen, Guangdong Province, 518000 Patentee after: SHENZHEN FRIENDCOM TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 518055 6th floor, building 17, Guangqian Industrial Zone, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN FRIENDCOM TECHNOLOGY DEVELOPMENT Co.,Ltd. |
|
| CP02 | Change in the address of a patent holder |