CN106953666A - Transmit circuit, method and the telecommunication circuit of signal - Google Patents
Transmit circuit, method and the telecommunication circuit of signal Download PDFInfo
- Publication number
- CN106953666A CN106953666A CN201710164828.4A CN201710164828A CN106953666A CN 106953666 A CN106953666 A CN 106953666A CN 201710164828 A CN201710164828 A CN 201710164828A CN 106953666 A CN106953666 A CN 106953666A
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- Prior art keywords
- power line
- circuit
- power
- signal
- carrier signal
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
- H04B3/56—Circuits for coupling, blocking, or by-passing of signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5462—Systems for power line communications
- H04B2203/5483—Systems for power line communications using coupling circuits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5462—Systems for power line communications
- H04B2203/5491—Systems for power line communications using filtering and bypassing
Abstract
The invention discloses a kind of circuit, method and telecommunication circuit for transmitting signal.Wherein, the circuit includes：At least one termination power, between the first power line and the second power line, for carrying out coupling processing to the carrier signal of the first power line transmission, and by the carrier signal transmission after coupling processing to the second power line；Filter circuit, for filtering the interference signal in the first power line and the second power line.The present invention solves the technical problem that carrier signal can not directly be transmitted between not in-phase voltage or different voltage class in the prior art.
Description
Technical field
The present invention relates to carrier communication field, in particular to a kind of circuit for transmitting signal, method and logical
Believe circuit.
Background technology
At present, it is preliminary in the powerline network using digital microwave telecommunication, satellite communication as the covering whole nation of backbone
Today that formation, a variety of means of communication competitively develop, power line carrier communication is still the master of single site network, province's net or even net office net
One of means of communication is wanted, is still that the widest communication mode in power system application region, the important of power telecom network are led to substantially
Conveniently section.And the comparison that electric power carrier communication technology is applied in alternating current system is more, but there is alternating current in the application can not
It is directly realized by across communicating or across voltage communication.
Can not directly it be transmitted between not in-phase voltage or different voltage class for above-mentioned carrier signal in the prior art
The problem of, effective solution is not yet proposed at present.
The content of the invention
It is existing at least to solve the embodiments of the invention provide a kind of circuit, method and telecommunication circuit for transmitting signal
The technical problem that carrier signal can not directly be transmitted between not in-phase voltage or different voltage class in technology.
One side according to embodiments of the present invention there is provided it is a kind of transmit signal circuit, including：At least one coupling
Circuit, between the first power line and the second power line, is carried out at coupling for the carrier signal to the first power line transmission
Reason, and by the carrier signal transmission after coupling processing to the second power line；Filter circuit, for filtering the first power line and second
Interference signal in power line.
Another aspect according to embodiments of the present invention, additionally provides a kind of method for transmitting signal, including：Receive carrier wave letter
Number；Filter circuit filters the interference signal in the first power line and the second power line；Termination power is to by the first power line
Carrier signal carries out coupling processing；By the carrier signal transmission after coupling processing to the second power line.
Another aspect according to embodiments of the present invention, additionally provides a kind of system for transmitting signal, including above-mentioned any
The circuit of one transmission signal.
Another aspect according to embodiments of the present invention, additionally provides a kind of storage medium, wherein, storage medium includes storage
Program, equipment performs the method that above-mentioned any one transmits signal where controlling storage medium when program is run.
Another aspect according to embodiments of the present invention, additionally provides a kind of processor, and the processor is used for operation program, its
In, program performs the method that above-mentioned any one transmits signal when running.
Another aspect according to embodiments of the present invention, additionally provides a kind of telecommunication circuit, including：At least one coupling electricity
Road, between the first power line and the second power line, for carrying out coupling processing to carrier signal；Filter circuit, for filtering
Except the interference signal in the first power line and the second power line；Processor, for operation program, wherein, program run when for
The data exported from least one termination power perform the method that above-mentioned any one transmits signal.
Another aspect according to embodiments of the present invention, additionally provides a kind of telecommunication circuit, including：At least one coupling electricity
Road, between the first power line and the second power line, for carrying out coupling processing to carrier signal；Filter circuit, for filtering
Except the interference signal in the first power line and the second power line；Storage medium, for storage program, wherein, program is operationally
The method that above-mentioned any one transmits signal is performed for the data exported from least one termination power.
In embodiments of the present invention, by the way of multi-stage isolation is coupled, by receiving carrier signal, the first electric power is filtered
Interference signal in line and the second power line, and to carrier signal carry out coupling processing, reached carrier signal across voltage
The purpose of transmission, it is achieved thereby that the technology effect that carrier signal is directly transmitted between not in-phase voltage or different voltage class
Really, and then the skill that carrier signal in the prior art can not directly be transmitted between not in-phase voltage or different voltage class is solved
Art problem.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is a kind of structural representation of the circuit of transmission signal according to embodiments of the present invention；
Fig. 2 is a kind of structural representation of optional multistage termination power according to embodiments of the present invention；
Fig. 3 is a kind of structural representation of optional termination power according to embodiments of the present invention；
Fig. 4 is a kind of method flow diagram of transmission signal according to embodiments of the present invention；And
Fig. 5 is a kind of method flow diagram of optional transmission signal according to embodiments of the present invention.
Embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, should all belong to the model that the present invention is protected
Enclose.
It should be noted that term " first " in description and claims of this specification and above-mentioned accompanying drawing, "
Two " etc. be for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so using
Data can exchange in the appropriate case, so as to embodiments of the invention described herein can with except illustrating herein or
Order beyond those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that cover
Lid is non-exclusive to be included, for example, the process, method, system, product or the equipment that contain series of steps or unit are not necessarily limited to
Those steps or unit clearly listed, but may include not list clearly or for these processes, method, product
Or the intrinsic other steps of equipment or unit.
Embodiment 1
There is provided a kind of system embodiment for the circuit for transmitting signal according to embodiments of the present invention.
Fig. 1 is the structural representation of the circuit of transmission signal according to embodiments of the present invention, as shown in figure 1, the circuit bag
Include：At least one termination power 101, between the first power line and the second power line, for the first power line transmission
Carrier signal carries out coupling processing, and by the carrier signal transmission after coupling processing to the second power line；Filter circuit 103, is used
In filtering the interference signal in the first power line and the second power line.
In a kind of optional embodiment, transmitting the circuit of signal at least includes at least one termination power and filtered electrical
Road, wherein, at least one termination power includes being used for the termination power that coupling processing is carried out to carrier signal.Transmit the electricity of signal
Road includes the circuit that at least one is combined by above-mentioned termination power and filter circuit, due to including coupling electricity in the circuit
Road, therefore, being used in different voltage class or difference of multistage coupling can be constituted by the circuit of multiple said transmission signals
Phase voltage power line between transmit carrier signal, wherein, it is above-mentioned be used for transmit signal circuit input and output end
Voltage signal voltage class or voltage-phase be different, i.e. the first power line and the second power line have different voltages
Grade, and/or phase voltage.
Specifically, the Power Carrier signal produced by power-supply system enters via the power line of the circuit on one side of transmission signal
In the circuit, the filter element (for example, the LC filter circuits being made up of electric capacity and inductance) first passed through in filter circuit filters electricity
Interference signal in the line of force, then carrier signal is coupled to the electricity of the other end through overcoupled circuits (for example, transformer or electric capacity)
In the line of force, finally the carrier signal after overcoupling is exported by the power line of the other end again.Wherein, it is guarantee carrier wave letter
Number energy is normally transmitted in termination power, and the circuit of said transmission signal also includes mu balanced circuit, and the mu balanced circuit can be with
Protect the filter element and termination power in filter circuit.
It should be noted that the carrier chip (for example, ST7580 chips of ST companies) in power-supply system can produce carrier wave
Signal.In the case where carrier signal is AC signal, carrier signal can be coupled to the another of termination power by transformer well
One end, but, it is necessary to filter in civil power 50Hz power voltage lines signal (in the circuit of said transmission signal in 220V civil power
Filter circuit can filter the signal).Further, since without the complicated electrical load of civil power and the influence of itself alternating voltage,
The circuit of the above-mentioned transmission carrier signal for including termination power has that laser propagation effect is good, power conversion rate is high (passes in short distance
In defeated, the characteristics of 100%) its power conversion rate approaches.
In addition, in an alternative embodiment, the circuit of said transmission signal can be additionally used in DC power system.
A kind of structural representation of the circuit of optional transmission signal as shown in Figure 2, in fig. 2,21 be DC power system, 23a,
23b is DC-DC modular converters, and 25a, 25b are termination power, and 27a, 27b, 27c are load, and 29a, 29b, 29c are carrier module.
In microgrid straight-flow system, when transmitting the carrier signal of different voltage class, the holding altogether in microgrid straight-flow system is connected on
Together, the other end receives carrier signal, and carrier signal is transmitted, and centre is substituted in above-described embodiment with Capacitance Coupled
Transformer.In fig. 2, it may be coupled circuit in the carrier signal of DC power system high-pressure side power line transmission and directly pass
It is defeated on low-voltage power line, so as to can realize that different brackets voltage or the signal between multiple voltage class are directly transmitted, i.e.,
Loading 27a can be with load 27c direct communication.
In addition it is also necessary to explanation, in AC system, above-mentioned termination power can be but be not limited to transformer；
In straight-flow system, above-mentioned termination power can be but be not limited to electric capacity.
From the foregoing, it will be observed that by receiving carrier signal, filter circuit filters the interference in the first power line and the second power line
Signal, and termination power carry out coupling processing to the carrier signal after after filtering, are easily noted that, due to coupling electricity
Road can carry out coupling processing to carrier signal, therefore, and carrier signal can be achieved and is passed from the circuit of a certain voltage class or phase voltage
Defeated one end to other voltage class or phase voltage, has reached the purpose transmitted across voltage or across phase voltage of carrier signal, from
And the technique effect that carrier signal is directly transmitted between not in-phase voltage or different voltage class is realized, and then solve existing
There is the technical problem that carrier signal can not directly be transmitted between not in-phase voltage or different voltage class in technology.
In a kind of optional embodiment, Fig. 3 shows a kind of structural representation of the circuit of optional transmission signal, such as
Shown in Fig. 3, the circuit of said transmission signal also includes：Input port and output port.Wherein, input port, one end and first
Voltage class power line is connected, and the other end accesses the first power line, the carrier wave for receiving the output of first voltage grade power line
Signal；Output port, one end is connected with second voltage grade power line, the other end access the second power line, for export via
Carrier signal after at least one termination power coupling processing.
It should be noted that above-mentioned first voltage grade power line has different voltages from second voltage grade power line
Grade or different phase voltage grades, for connecting multiple circuits for being used to transmit signal.
Specifically, in figure 3, J1 is the binding post of input port, including two ports 1 and 2, is used for and first voltage
The power line of grade；J2 is the binding post of output port, same comprising two ports 1 and 2, for second voltage grade
Power line.Wherein, first voltage grade and second voltage grade are different voltage class.
In addition, above-mentioned filter circuit includes：First filter circuit and the second filter circuit.Wherein, the first filter circuit, with
Input port is connected, for filtering the first interference signal in the first power line；Second filter circuit, connects with the first filter circuit
Connect, for filtering the second interference signal in the second power line.
Specifically, the first filter circuit includes：First electric capacity, the first inductance, wherein, one end of the first electric capacity and input
Mouth connection, the other end is connected with one end of the first inductance, for filtering the first interference signal in the first power line, wherein, the
The other end of one inductance is connected with termination power；Wherein, one end of termination power is connected with the first inductance, the second filter circuit,
The other end of termination power is connected with mu balanced circuit.
Second filter circuit includes：Second electric capacity and the second inductance, wherein, the second capacitance connection is in output port and
Between two inductance, the second inductance connection is between termination power and the second electric capacity.
In a kind of optional embodiment, in figure 3, electric capacity C1 inductance L1 and transformer T1 constitute the first filter circuit,
Electric capacity C2 and inductance L2 constitutes the second filter circuit.Wherein, electric capacity C1, C2 is X2 electric capacity, is disturbed for filtering with absorbing circuit,
Capacitance is calculated according to practical carrier frequency design requirement；Transformer T1 is the magnetic coupling transmission for realizing signal, isolates different electricity
Press grade electric power；Inductance L1 and L2 are power inductance, for constituting LC wave filters with transformer leakage inductance, electric capacity, wherein, power electricity
The inductance value of sense and the centre frequency of wave filter require to design according to carrier frequency.Due to the charging of powered on moment electric capacity, produce
Transient high-current, so the element in filter circuit is respectively provided with the characteristics of moment resistance to stream is big.
It should be noted that because the pressure voltage of X2 electric capacity is bigger than larger, peak point current, equivalent series resistance ESR
(Equivalent Series Resistance) is smaller, therefore X2 electric capacity has good performance, but above-mentioned electric capacity C1 and C2
X2 electric capacity is not limited to, can also be replaced by other kinds of electric capacity.
Optionally, the mu balanced circuit in the circuit of transmission signal includes：First mu balanced circuit and the second mu balanced circuit.Its
In, the first mu balanced circuit is connected between input port and the first filter circuit, for being carried out to the first inductance and termination power
Voltage stabilizing is handled；Second mu balanced circuit, is connected between output port and the second filter circuit, for carrying out voltage stabilizing to the second inductance
Processing, to prevent the overtension in circuit, and causes the element in filter circuit and termination power to be burned.
Specifically, in figure 3, voltage-stabiliser tube D1 constitutes the first mu balanced circuit, voltage-stabiliser tube D2 constitutes the second mu balanced circuit, its
In, voltage-stabiliser tube D1 and voltage-stabiliser tube D2 are used to protect transformer T1, power inductance L1 and power inductance L2.
It should be noted that voltage-stabiliser tube D1 and voltage-stabiliser tube D2 breakdown voltage can launch according to actual carrier chip or carrier wave
The amplitude of power and carrier signal is designed.
In addition, above-mentioned voltage-stabiliser tube can be but be not limited to voltage-regulator diode, such as TVS pipe.
In an alternative embodiment, transmission direction of the carrier signal at least one termination power is two-way biography
Defeated, i.e., in the circuit theory diagrams shown in Fig. 3, J1 ends can be as input, can also be as output end, and accordingly, J2 can
So that as output end, input can also be used as.
Embodiment 2
There is provided a kind of embodiment of the method for transmitting signal according to embodiments of the present invention.
Fig. 4 is the method flow diagram of transmission signal according to embodiments of the present invention, and in Fig. 4, the circuit of transmission signal is passed
Defeated carrier signal, wherein, the circuit of transmission signal includes at least one coupling being located between the first power line and the second power line
Circuit and filter circuit are closed, as shown in figure 4, the method for transmission signal comprises the following steps in the circuit of transmission signal：
Step S402, receives carrier signal；
Step S404, filter circuit filters the interference signal in the first power line and the second power line；
Step S406, termination power by the carrier signal of the first power line to carrying out coupling processing；
Step S408, by the carrier signal transmission after coupling processing to the second power line.
It should be noted that the first power line and the second power line have different voltage class, and/or different phase electricity
Pressure, wherein, the first power line and the second power line are used to be connected to transmit the element in the circuit of signal.In addition, above-mentioned biography
The circuit of defeated signal also includes mu balanced circuit, wherein, the mu balanced circuit being connected with filter circuit is carried out at voltage stabilizing to carrier signal
Manage and the element in filter circuit is protected.
In a kind of optional embodiment, transmitting the circuit of signal at least includes at least one termination power and filtered electrical
Road, wherein, at least one termination power includes being used for the termination power that coupling processing is carried out to carrier signal.Transmit the electricity of signal
Road includes the circuit that at least one is combined by above-mentioned termination power and filter circuit, due to including coupling electricity in the wave filter
Road, therefore, being used in different voltage class or not for multistage coupling can be constituted by multiple wave filters comprising termination power
Carrier signal is transmitted between the power line of same phase voltage, wherein, above-mentioned input and the output for being used to transmit the circuit of signal
The voltage class or voltage-phase of the voltage signal at end are different.
Specifically, the Power Carrier signal produced by power-supply system enters via the power line of the circuit on one side of transmission signal
In the circuit, the filter element (for example, the LC filter circuits being made up of electric capacity and inductance) first passed through in filter circuit filters electricity
Interference signal in the line of force, then carrier signal is coupled to the electricity of the other end through overcoupled circuits (for example, transformer or electric capacity)
Line of force end, the power line output that finally carrier signal again after overcoupling passes through the other end.Wherein, it is guarantee carrier signal
Normally it can carry out transmitting in termination power, the circuit of said transmission signal also includes mu balanced circuit, and the mu balanced circuit can
To protect the filter element and termination power in filter circuit.
It should be noted that the carrier chip (for example, ST7580 chips of ST companies) in power-supply system can produce carrier wave
Signal.In the case where carrier signal is AC signal, carrier signal can be coupled to the another of termination power by transformer well
One end, but, it is necessary to filter in civil power 50Hz power voltage lines signal (in the circuit of said transmission signal in 220V civil power
Filter circuit can filter the signal).Further, since without the complicated electrical load of civil power and the influence of itself alternating voltage,
The circuit of the above-mentioned transmission carrier signal for including termination power has that laser propagation effect is good, power conversion rate is high (passes in short distance
In defeated, the characteristics of 100%) its power conversion rate approaches.
In addition, in an alternative embodiment, the circuit of said transmission signal can be additionally used in DC power system.
A kind of structural representation of the circuit of optional transmission signal as shown in Figure 2, in fig. 2,21 be DC power system, 23a,
23b is DC-DC modular converters, and 25a, 25b are termination power, and 27a, 27b, 27c are load, and 29a, 29b, 29c are carrier module.
In microgrid straight-flow system, when transmitting the carrier signal of different voltage class, the holding altogether in microgrid straight-flow system is connected on
Together, the other end receives carrier signal, and carrier signal is transmitted, and centre is substituted in above-described embodiment with Capacitance Coupled
Transformer.In fig. 2, it may be coupled circuit in the carrier signal of DC power system high-pressure side power line transmission and directly pass
It is defeated on low-voltage power line, so as to can realize that different brackets voltage or the signal between multiple voltage class are directly transmitted, i.e.,
Loading 27a can be with load 27c direct communication.
In the scheme limited based on above-described embodiment step S402 to step S408, it can know by least one coupling
The carrier signal in circuit the first power line of reception is closed, filter circuit filters the interference letter in the first power line and the second power line
Number, then termination power carries out coupling processing to carrier signal, and carrier signal is output in the second power line, wherein, first
Power line and the second power line have different voltage class, and/or phase voltage, and the mu balanced circuit of filter circuit connection is to carrier wave
Signal carries out voltage stabilizing processing and the element in filter circuit is protected, and is easily noted that, because filter circuit can
Coupling processing is carried out to carrier signal, therefore, can be achieved carrier signal from the line transmission of a certain voltage class or phase voltage to
One end of other voltage class or phase voltage, has reached the purpose transmitted across voltage of carrier signal, it is achieved thereby that carrier wave is believed
Number technique effect directly transmitted between not in-phase voltage or different voltage class, and then solve carrier wave letter in the prior art
Number technical problem that can not be directly transmitted between not in-phase voltage or different voltage class.
In a kind of optional embodiment, Fig. 5 shows a kind of method flow diagram of optional transmission signal, such as Fig. 5 institutes
Show, filter circuit includes the first filter circuit and the second filter circuit, filter circuit filters the first power line and the second power line
In interference signal, including：
Step S502, the first filter circuit filters the first interference signal in the first power line；
Step S504, termination power is coupled the carrier signal after handling after filtering, and by the carrier wave after coupling
Signal transmission is into the second power line；
Step S506, the second filter circuit filters the second interference signal in the second power line.
In a kind of optional embodiment, in figure 3, electric capacity C1 inductance L1 and transformer T1 constitute the first filter circuit,
Electric capacity C2 and inductance L2 constitutes the second filter circuit.Wherein, electric capacity C1, C2 is X2 electric capacity, is disturbed for filtering with absorbing circuit,
Capacitance is calculated according to practical carrier frequency design requirement；Transformer T1 is the magnetic coupling transmission for realizing signal, isolates different electricity
Press grade electric power；Inductance L1 and L2 are power inductance, for constituting LC wave filters with transformer leakage inductance, electric capacity, wherein, power electricity
The inductance value of sense and the centre frequency of wave filter require to design according to carrier frequency.Due to the charging of powered on moment electric capacity, produce
Transient high-current, so the element in filter circuit is respectively provided with the characteristics of moment resistance to stream is big.
It should be noted that because the pressure voltage of X2 electric capacity is bigger than larger, peak point current, equivalent series resistance ESR is smaller,
Therefore X2 electric capacity has good performance, but above-mentioned electric capacity C1 and C2 is not limited to X2 electric capacity, also can be by other kinds of electric capacity
Replaced.
In an alternative embodiment, the mu balanced circuit transmitted in the circuit of signal includes：First mu balanced circuit and
Second mu balanced circuit.Wherein, the first mu balanced circuit is used to carry out voltage stabilizing processing to the first inductance and termination power；Second voltage stabilizing electricity
Road is used to carry out voltage stabilizing processing to the second inductance, to prevent the overtension in circuit, and causes filter circuit and coupling electricity
Element in road is burned.Specifically, in figure 3, voltage-stabiliser tube D1 constitutes the first mu balanced circuit, voltage-stabiliser tube D2 constitutes the second voltage stabilizing
Circuit, wherein, voltage-stabiliser tube D1 and voltage-stabiliser tube D2 are used to protect transformer T1, power inductance L1 and power inductance L2.
It should be noted that voltage-stabiliser tube D1 and voltage-stabiliser tube D2 breakdown voltage can launch according to actual carrier chip or carrier wave
The amplitude of power and carrier signal is designed.
In addition, above-mentioned voltage-stabiliser tube can be but be not limited to voltage-regulator diode, such as TVS pipe.
In addition, according to embodiments of the present invention, additionally providing a kind of embodiment of storage medium.
In the present embodiment, above-mentioned storage medium can be used for the method institute for preserving the transmission signal that embodiment 2 is provided
The program code of execution.
Optionally, in the present embodiment, above-mentioned storage medium can be located in computer network Computer terminal group
In any one terminal, or in any one mobile terminal in mobile terminal group.
Optionally, in the present embodiment, storage medium is arranged to the program code that storage is used to perform following steps：Extremely
A few termination power receives carrier signal；Filter circuit filters the interference signal in the first power line and the second power line, coupling
Close circuit and coupling processing is carried out to carrier signal, wherein, the first power line and the second power line have different voltage class,
And/or phase voltage, the mu balanced circuit being connected with filter circuit is to carrier signal progress voltage stabilizing processing and in filter circuit
Element is protected.
Optionally, in the present embodiment, storage medium is also configured to the program code that storage is used to perform following steps：
First filter circuit filters the first interference signal in the first power line, and termination power is by the carrier signal after handling after filtering
It is coupled in the second power line, the second filter circuit filters the second interference signal in the second power line.
In addition, according to embodiments of the present invention, additionally providing a kind of embodiment of processor.
Optionally, in the present embodiment, above-mentioned processor can be used for the side for performing the transmission signal that embodiment 2 is provided
The program code of method.
Processor can call the information and application program of memory storage by transmitting device, to perform following step：
At least one termination power receives carrier signal；Filter circuit filters the interference signal in the first power line and the second power line,
Termination power carries out coupling processing to carrier signal, wherein, the first power line and the second power line have different voltage class,
And/or phase voltage, the mu balanced circuit being connected with filter circuit is to carrier signal progress voltage stabilizing processing and in filter circuit
Element is protected.
Optionally, above-mentioned processor can also carry out the program code of following steps：First filter circuit filters the first electricity
Carrier signal after handling after filtering is coupled in the second power line by the first interference signal in the line of force, termination power, the
Two filter circuits filter the second interference signal in the second power line.
Optionally, in the present embodiment, a kind of embodiment of telecommunication circuit is additionally provided.
The telecommunication circuit includes：At least one termination power, filter circuit and processor.
Wherein, at least one termination power, between the first power line and the second power line, for the first power line
The carrier signal of transmission carries out coupling processing, and by the carrier signal transmission after coupling processing to the second power line；Filter circuit,
For filtering the interference signal in the first power line and the second power line；Processor, processor operation program, wherein, program fortune
During row following process step is performed for the data exported from least one termination power：
Step one, carrier signal is received；
Step 2, filter circuit filters the interference signal in the first power line and the second power line；
Step 3, termination power by the carrier signal of the first power line to carrying out coupling processing；
Step 4, by the carrier signal transmission after coupling processing to the second power line.
Wherein, the mu balanced circuit being connected with filter circuit carries out voltage stabilizing processing to carrier signal and in filter circuit
Element is protected.
Optionally, in the present embodiment, a kind of embodiment of telecommunication circuit is additionally provided.
The telecommunication circuit includes：At least one termination power, filter circuit and storage medium
Wherein, at least one termination power, between the first power line and the second power line, for the first power line
The carrier signal of transmission carries out coupling processing, and by the carrier signal transmission after coupling processing to the second power line；Filter circuit,
For filtering the interference signal in the first power line and the second power line；Storage medium, for storage program, wherein, program exists
During operation following process step is performed for the data exported from least one termination power and filter circuit：
Step one, carrier signal is received；
Step 2, filter circuit filters the interference signal in the first power line and the second power line；
Step 3, termination power by the carrier signal of the first power line to carrying out coupling processing；
Step 4, by the carrier signal transmission after coupling processing to the second power line.
Wherein, the mu balanced circuit being connected with filter circuit carries out voltage stabilizing processing to carrier signal and in filter circuit
Element is protected.
The embodiments of the present invention are for illustration only, and the quality of embodiment is not represented.
In the above embodiment of the present invention, the description to each embodiment all emphasizes particularly on different fields, and does not have in some embodiment
The part of detailed description, may refer to the associated description of other embodiment.
In several embodiments provided herein, it should be understood that disclosed technology contents, others can be passed through
Mode is realized.Wherein, device embodiment described above is only schematical, the division of such as unit, can be one kind
Division of logic function, can there is other dividing mode when actually realizing, such as multiple units or component can combine or can
To be integrated into another system, or some features can be ignored, or not perform.It is another, it is shown or discussed each other
Coupling direct-coupling or communication connection can be by some interfaces, the INDIRECT COUPLING or communication connection of unit or module,
Can be electrical or other forms.
The unit illustrated as separating component can be or may not be it is physically separate, it is aobvious as unit
The part shown can be or may not be physical location, you can with positioned at a place, or can also be distributed to multiple
On unit.Some or all of unit therein can be selected to realize the purpose of this embodiment scheme according to the actual needs.
In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit, can also
That unit is individually physically present, can also two or more units it is integrated in a unit.Above-mentioned integrated list
Member can both be realized in the form of hardware, it would however also be possible to employ the form of SFU software functional unit is realized.
If the integrated unit is realized using in the form of SFU software functional unit and as independent production marketing or used
When, it can be stored in a computer read/write memory medium.Understood based on such, technical scheme is substantially
The part contributed in other words to prior art or all or part of the technical scheme can be in the form of software products
Embody, the computer software product is stored in a storage medium, including some instructions are to cause a computer
Equipment (can for personal computer, server or network equipment etc.) perform each embodiment methods described of the invention whole or
Part steps.And foregoing storage medium includes：USB flash disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic disc or CD etc. are various can be with store program codes
Medium.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (17)
1. a kind of circuit for transmitting signal, it is characterised in that including：
At least one termination power, between the first power line and the second power line, for first power line transmission
Carrier signal carry out coupling processing, and by the carrier signal transmission after coupling processing to second power line；
Filter circuit, for filtering the interference signal in first power line and second power line.
2. circuit according to claim 1, it is characterised in that the circuit also includes：
Mu balanced circuit, is connected with the termination power, for carrying out voltage stabilizing processing and to the filtering to the carrier signal
Element in circuit carries out voltage stabilizing processing.
3. circuit according to claim 2, it is characterised in that the circuit also includes：
Input port, one end is connected with first voltage grade power line, and the other end accesses first power line, for receiving
State the carrier signal of first voltage grade power line output；
Output port, one end is connected with second voltage grade power line, and the other end accesses second power line, for exporting warp
By the carrier signal after at least one described termination power coupling processing.
4. circuit according to claim 3, it is characterised in that the filter circuit includes：
First filter circuit, is connected with the input port, for filtering the first interference signal in first power line；
Second filter circuit, is connected with first filter circuit, for filtering the second interference letter in second power line
Number.
5. circuit according to claim 4, it is characterised in that first filter circuit includes：First electric capacity, the first electricity
Sense, wherein,
One end of first electric capacity is connected with the input port, and the other end is connected with one end of first inductance, is used for
The first interference signal in first power line is filtered, wherein, the other end and the termination power of first inductance connect
Connect.
6. circuit according to claim 5, it is characterised in that one end of the termination power and first inductance, institute
The connection of the second filter circuit is stated, the other end of the termination power is connected with the mu balanced circuit.
7. circuit according to claim 6, it is characterised in that second filter circuit includes：Second electric capacity and
Two inductance, wherein, second capacitance connection is between the output port and second inductance, second inductance connection
Between the termination power and second electric capacity.
8. circuit according to claim 7, it is characterised in that the mu balanced circuit includes：
First mu balanced circuit, is connected between the input port and first filter circuit, for first inductance
Voltage stabilizing processing is carried out with the termination power；
Second mu balanced circuit, is connected between the output port and second filter circuit, for second inductance
Carry out voltage stabilizing processing.
9. circuit according to claim 8, it is characterised in that first mu balanced circuit, and/or second voltage stabilizing electricity
Road at least includes voltage-regulator diode, wherein, the voltage-regulator diode is TVS pipe.
10. circuit according to claim 1, it is characterised in that the carrier signal is at least one described termination power
In transmission direction be transmitted in both directions.
11. circuit according to claim 1, it is characterised in that the termination power is transformer or electric capacity.
12. a kind of method for transmitting signal, it is characterised in that the circuit transmission carrier signal of transmission signal, wherein, the transmission
The circuit of signal includes at least one termination power and the filter circuit being located between the first power line and the second power line, its
In, the method for transmission signal includes in the circuit of the transmission signal：
Receive the carrier signal；
The filter circuit filters the interference signal in first power line and second power line；
The termination power by the carrier signal of first power line to carrying out coupling processing；
By the carrier signal transmission after coupling processing to second power line.
13. method according to claim 12, the filter circuit includes the first filter circuit and the second filter circuit, its
It is characterised by, the filter circuit filters the interference signal in first power line and second power line, including：
First filter circuit filters the first interference signal in first power line；
The termination power is coupled the carrier signal after handling after filtering, and the carrier signal transmission after coupling is arrived
In second power line；
Second filter circuit filters the second interference signal in second power line.
14. a kind of storage medium, it is characterised in that the storage medium includes the program of storage, wherein, in described program operation
When control the storage medium where transmission signal in equipment perform claim requirement 12 to 13 described in any one method.
15. a kind of processor, it is characterised in that characterized in that, the processor is used for operation program, wherein, described program
The method of transmission signal during operation in perform claim requirement 12 to 13 described in any one.
16. a kind of telecommunication circuit, it is characterised in that including：
At least one termination power, between the first power line and the second power line, for first power line transmission
Carrier signal carry out coupling processing, and by the carrier signal transmission after coupling processing to second power line；
Filter circuit, for filtering the interference signal in first power line and second power line；
Processor, the processor operation program, wherein, described program run when for from least one described termination power with
And the data exported in the filter circuit perform following process step：
Step one, the carrier signal is received；
Step 2, the filter circuit filters the interference signal in first power line and second power line；
Step 3, the termination power by the carrier signal of first power line to carrying out coupling processing；
Step 4, by the carrier signal transmission after coupling processing to second power line.
17. a kind of telecommunication circuit, it is characterised in that including：
At least one termination power, between the first power line and the second power line, for first power line transmission
Carrier signal carry out coupling processing, and by the carrier signal transmission after coupling processing to second power line；
Filter circuit, for filtering the interference signal in first power line and second power line；
Storage medium, for storage program, wherein, described program operationally for from least one described termination power and
The data exported in the filter circuit perform following process step：
Step one, the carrier signal is received；
Step 2, the filter circuit filters the interference signal in first power line and second power line；
Step 3, the termination power by the carrier signal of first power line to carrying out coupling processing；
Step 4, by the carrier signal transmission after coupling processing to second power line.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911122536.XA CN111224691A (en) | 2017-03-17 | 2017-03-17 | Circuit, method and communication circuit for transmitting signals |
| CN201710164828.4A CN106953666A (en) | 2017-03-17 | 2017-03-17 | Transmit circuit, method and the telecommunication circuit of signal |
| PCT/CN2017/081512 WO2018166040A1 (en) | 2017-03-17 | 2017-04-21 | Signal transmission circuit and method, and communication circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710164828.4A CN106953666A (en) | 2017-03-17 | 2017-03-17 | Transmit circuit, method and the telecommunication circuit of signal |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911122536.XA Division CN111224691A (en) | 2017-03-17 | 2017-03-17 | Circuit, method and communication circuit for transmitting signals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106953666A true CN106953666A (en) | 2017-07-14 |
Family
ID=59471905
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710164828.4A Pending CN106953666A (en) | 2017-03-17 | 2017-03-17 | Transmit circuit, method and the telecommunication circuit of signal |
| CN201911122536.XA Pending CN111224691A (en) | 2017-03-17 | 2017-03-17 | Circuit, method and communication circuit for transmitting signals |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911122536.XA Pending CN111224691A (en) | 2017-03-17 | 2017-03-17 | Circuit, method and communication circuit for transmitting signals |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN106953666A (en) |
| WO (1) | WO2018166040A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112769136A (en) * | 2020-12-31 | 2021-05-07 | 深圳市九洲电器有限公司 | Filter circuit, power supply equipment and power supply system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996017444A1 (en) * | 1994-12-01 | 1996-06-06 | Remote Metering Systems Ltd. | Power line signalling system |
| US6023106A (en) * | 1994-12-02 | 2000-02-08 | Abraham; Charles | Power line circuits and adaptors for coupling carrier frequency current signals between power lines |
| CN201113557Y (en) * | 2007-09-21 | 2008-09-10 | 上海思南电力通信有限公司 | Coupling bridging device for mixing line carrier signal spanning 'line switch ' |
| CN202617114U (en) * | 2012-05-18 | 2012-12-19 | 福建省电力有限公司 | Low-voltage power line carrier signal coupling device |
| CN103595596A (en) * | 2012-08-14 | 2014-02-19 | 海尔集团公司 | An Internet of Things household electrical appliance interconnection system based on PLC |
-
2017
- 2017-03-17 CN CN201710164828.4A patent/CN106953666A/en active Pending
- 2017-03-17 CN CN201911122536.XA patent/CN111224691A/en active Pending
- 2017-04-21 WO PCT/CN2017/081512 patent/WO2018166040A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996017444A1 (en) * | 1994-12-01 | 1996-06-06 | Remote Metering Systems Ltd. | Power line signalling system |
| US6023106A (en) * | 1994-12-02 | 2000-02-08 | Abraham; Charles | Power line circuits and adaptors for coupling carrier frequency current signals between power lines |
| CN201113557Y (en) * | 2007-09-21 | 2008-09-10 | 上海思南电力通信有限公司 | Coupling bridging device for mixing line carrier signal spanning 'line switch ' |
| CN202617114U (en) * | 2012-05-18 | 2012-12-19 | 福建省电力有限公司 | Low-voltage power line carrier signal coupling device |
| CN103595596A (en) * | 2012-08-14 | 2014-02-19 | 海尔集团公司 | An Internet of Things household electrical appliance interconnection system based on PLC |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112769136A (en) * | 2020-12-31 | 2021-05-07 | 深圳市九洲电器有限公司 | Filter circuit, power supply equipment and power supply system |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018166040A1 (en) | 2018-09-20 |
| CN111224691A (en) | 2020-06-02 |
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Application publication date: 20170714 |