CN108199745A - The system and application process of parameter negotiation are carried out in copper wire data transmission procedure - Google Patents
The system and application process of parameter negotiation are carried out in copper wire data transmission procedure Download PDFInfo
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- CN108199745A CN108199745A CN201711416451.3A CN201711416451A CN108199745A CN 108199745 A CN108199745 A CN 108199745A CN 201711416451 A CN201711416451 A CN 201711416451A CN 108199745 A CN108199745 A CN 108199745A
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- data
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- parameter
- copper wire
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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
- H04B3/542—Systems for transmission via power distribution lines the information being in digital form
-
- 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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0028—Formatting
Abstract
The invention discloses it is a kind of in copper wire data transmission procedure carry out parameter negotiation system, including：Data signal transmission is carried out using copper wire as medium to form the two of copper transmission system terminals；Wherein, there are one parameter negotiation systems for additional mounting respectively in each terminal, and each parameter negotiation is including the transmission circuit to cooperate with opposite end and receiving circuit；The transmission circuit and receiving circuit are by an incoming end to access copper transmission system, with before carrying out data transmission, it by the negotiation or exchange of processing modules implement parameter set in each parameter negotiation system, and then realizes the auto-negotiation of system bottom parameter, completes data communication.The present invention provides a kind of system that parameter negotiation is carried out in copper wire data transmission procedure, as a kind of auxiliary system, native copper line Transmission system is helped to judge channel status, quickly determine configured transmission, communication is established, removes the manual arrange parameter of user from.
Description
Technical field
The present invention relates to a kind of systems used under data transmission scenarios.It is more particularly related to a kind of use
In the system of the parameter negotiation carried out data transmission using copper wire as transmission medium.
Background technology
Copper transmission have been developed as it is a kind of most extensively, most easily broadband access method is led in some specific transmissions
Domain even more plays the effect that can not be substituted.But copper transmission technology usually require user to the principal and subordinate of communicating terminal, channel,
The parameters such as rate are configured, and are cooperated so that it sends the main side of signal with receiving the relevant parameter from end of signal, real
Now data transmission therebetween, but the setting of parameter usually requires professional broadband maintenance personnel and carries out a series of set to it
Put so that user terminal can smoothly access band Transmission system, affect its and install the time, and then affect connecing for custom system
Enter speed so that the workload increase of maintenance personnel influences its efficiency of installing software, and user's operation experience is poor.
Therefore can have a kind of method, user terminal can be exempted, the complexity of communication system is set, voluntarily negotiate parameter or reality
When the information such as line status are provided, it appears it is very necessary.
Invention content
It is excellent it is an object of the invention to solve at least the above and/or defect, and provide at least to will be described later
Point.
It is a still further object of the present invention to provide it is a kind of in copper wire data transmission procedure carry out parameter negotiation system,
, as a kind of auxiliary system, native copper line can be helped to pass by the parameter Transmission system being articulated in traditional copper wire Transmission system
Defeated system judges channel status, quickly determines configured transmission, establishes communication so that its user after said fitting, removes manual setting from
The trouble of parameter improves the efficiency of installing software of maintenance personnel, improves user experience, improves the access speed of system.
It is a still further object of the present invention to provide a kind of application processes to be communicated based on parameter negotiation system, simple
Reliably, before equipment establishes actual data communication, parameter exchange is carried out, realizes the auto-negotiation ability of system bottom parameter.
In order to realize these purposes and other advantages according to the present invention, one kind is provided in copper wire data transmission procedure
The system for carrying out parameter negotiation, including：
Data signal transmission is carried out using copper wire as medium to form the two of copper transmission system terminals；
Wherein, in each terminal respectively additional mounting there are one parameter negotiation system, each parameter negotiation include with it is right
Hold the transmission circuit to cooperate and receiving circuit；
The transmission circuit and receiving circuit by an incoming end to access copper transmission system, to carry out data transmission
Before, by the negotiation or exchange of the processing modules implement parameter that are set in each parameter negotiation system, and then system bottom is realized
The auto-negotiation of parameter completes data communication.
Preferably, wherein, the transmission circuit includes：
It is arranged on two the first optocouplers or the first triode in parallel of data sending terminal；
Access to the isolated power supply of each first optocoupler or the first triode；
Wherein, the input terminal of first optocoupler or the first triode is connect with data sending terminal.
Preferably, wherein, the base stage of first triode is connect respectively with data sending terminal；
The collector of first triode connects respectively with the output positive and negative electrode of being isolated of isolated power supply；
The emitter of first triode exports positive and negative DC pulse voltage to access copper transmission system respectively.
Preferably, wherein, the receiving circuit includes：
With the matched rectification circuit of copper transmission system；
The second optocoupler matched with rectification circuit or the second triode；
Wherein, the output terminal of second optocoupler or the second triode is connect with data receiver.
Preferably, wherein, the rectification circuit is configured as bridge rectifier；
The power input copper transmission system of the bridge rectifier matches；
The positive-negative output end of the bridge rectifier is connect with the second optocoupler or the second triode.
Preferably, wherein, the incoming end is configured as any one in optocoupler, relay, capacitance.
Preferably, wherein, the processing module is configured as any one in microcontroller, CPU, FPGA, to complete
Principal and subordinate, the processing and negotiation of rate, channel control parameter and state.
Preferably, it wherein, positioned at the processing module of data sending terminal, according to scheduled signaling format, is made by oneself with sending
The signaling content of justice is to data receiver, to realize that principal and subordinate, rate, energy-saving mode switch negotiates and circuit by signaling content
Abnormity detecting.
Preferably, wherein, before the processing module of data sending terminal sends signaling, isolated power supply generates transmission circuit
Working power；
Data sending terminal sends corresponding signal to drive the first triode or the first optocoupler, generates corresponding DC pulse letter
Number output is to processing module；
The processing module of data sending terminal is based on the DC pulse signal received, according to scheduled signaling format, to send
The signaling data of customized signaling content；
Signaling data is accessed into copper transmission system with data sending terminal matched incoming end；
Signaling data is exported to data receiver with data receiver matched incoming end；
After the signal received is carried out polarity adjustment by the receiving circuit of data receiver, the second optocoupler or the two or three is driven
Pole pipe realizes the reception of signaling data；
The processing module of data receiver is based on the signaling data received, according to scheduled signaling format, in its signaling
Appearance is parsed, and realizes the transmission of data.
Preferably, wherein, the signaling format is configured as 8 binary codes, per bit data by the height of 100ms
Flat composition.
The present invention includes at least following advantageous effect：First, the present invention can be by being articulated in traditional copper wire Transmission system
On parameter Transmission system, as a kind of auxiliary system, native copper line Transmission system is helped to judge channel status, quick determine to transmit
Parameter establishes communication so that its user after said fitting, removes the trouble of manual setting parameter from, improves the installation effect of maintenance personnel
Rate improves user experience, improves the access speed of system, and briefly, exactly auxiliary system of the invention can realize two ends
Data translation between end, so that two terminals need not carry out parameter setting, access system is simpler quick.
Second, the parameter negotiation system of the present invention provides a kind of simple and reliable communication means, formal number is established in equipment
Before communication, parameter exchange is carried out, briefly, the auxiliary system for being exactly the present invention can be by scheduled signaling format, realization
It is corresponded, and complete the translation of transferring content with the relevant supplemental characteristic that communicates between two terminals, so that two terminal logs
According to content energy Direct Recognition, in terms of existing technologies, without carrying out parameter setting to terminal, so that data sending terminal is with connecing
Receiving end is matched with the relevant parameter that communicates, and access system is simpler quick, realizes the auto-negotiation ability of system bottom parameter.
Third, the parameter negotiation system of the present invention can realize the inside and outside electrical isolation of equipment, existing equipment is not influenced
Security feature and environmental suitability.
Part is illustrated to embody by further advantage, target and the feature of the present invention by following, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Description of the drawings
Fig. 1 is the system application original for carrying out parameter negotiation in one embodiment of the present of invention in copper wire data transmission procedure
Manage schematic diagram；
Fig. 2 is to carry out the system of parameter negotiation in an alternative embodiment of the invention in copper wire data transmission procedure one
Hardware principle schematic diagram on a data transmission link；
Fig. 3 be an alternative embodiment of the invention in copper wire data transmission procedure carry out parameter negotiation system it is soft
Part algorithm flow chart；
Fig. 4 is the system data for carrying out parameter negotiation in an alternative embodiment of the invention in copper wire data transmission procedure
Transmit schematic diagram.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to enable those skilled in the art with reference to specification text
Word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more
The presence or addition of a other element or combinations.
As shown in Figs. 1-2, a kind of system that parameter negotiation is carried out in the copper wire data transmission procedure according to the present invention
Way of realization, including：
Data signal transmission is carried out to form the two of copper transmission system 1 terminals for medium with copper wire 2；
Wherein, in each terminal respectively additional mounting there are one parameter negotiation system 3, each parameter negotiation include with it is right
Hold the transmission circuit 4 to cooperate and receiving circuit 5；
The transmission circuit and receiving circuit by an incoming end (not shown) to access copper transmission system, to carry out
Before data transmission, the negotiation or exchange of parameter are realized by the processing module (not shown) set in each parameter negotiation system,
And then realize the auto-negotiation of system bottom parameter, complete data communication.With the data transmission stream of an independent data transmission link
Journey is described, and system hardware principle is additionally mounted with a transmission circuit thereon as shown in Fig. 2, data sending terminal,
Transmitting portion generates the working power of transmission circuit by isolated power supply first, reaches the mesh of equipment internal-external electrical isolation
's.The devices such as triode or optocoupler are driven by sending signal again, realize that data are sent；Data receiver, thereon additional mounting
After having a receiving circuit, receiving portion that will receive signal polarity adjustment by rectification circuit, optocoupler or triode is driven to realize number
According to reception；Transmission circuit and receiving circuit are passed through incoming end by the copper wire being arranged between data sending terminal and data receiver
Access copper transmission system, access part then can according to the characteristic of Transmission system, by the modes such as optocoupler, relay, capacitance into
Row access so that before being carried out data transmission using copper wire as medium, by with transmission circuit, the matched processing of receiving circuit
Module realizes parameter negotiation or exchange, realizes the auto-negotiation of system bottom parameter.Using this scheme this system by hardware circuit
It is formed with software protocol two parts.Hardware circuit is optional, Software customisable, expansible.System application principle such as Fig. 1 has knot
The structure statement of account, highly practical, the good benefit of adaptability.Also, this mode is a kind of explanation of preferred embodiments, but not office
It is limited to this.When implementing the present invention, appropriate replacement and/or modification can be carried out according to user's demand.
As shown in Fig. 2, in another example, the transmission circuit includes：
It is arranged on two the first optocouplers in parallel or the first triode 6 of data sending terminal；
Access to the isolated power supply 7 of each first optocoupler or the first triode；
Wherein, the input terminal of first optocoupler or the first triode is connect with data sending terminal.Using this scheme
Transmitting portion generates the working power of transmission circuit by isolated power supply first, reaches the mesh of equipment internal-external electrical isolation
's.The devices such as triode or optocoupler are driven by sending signal again, realizes that data are sent, parameter system hardware can be effectively realized
Part and the electrical isolation of copper wire data transmission system do not influence the security feature and environmental suitability of existing equipment, and having can
Implementation result is good, simple in structure, can the good benefit of implementation result.Also, this mode is a kind of saying for preferred embodiments
Bright, however, it is not limited to this.When implementing the present invention, appropriate replacement and/or modification can be carried out according to user's demand.
In another example, the base stage of first triode is connect respectively with data sending terminal；
The collector of first triode connects respectively with the output positive and negative electrode of being isolated of isolated power supply；
The emitter of first triode exports positive and negative DC pulse voltage to access copper transmission system respectively.It adopts
It is that transmission circuit is illustrated using the circuit connecting mode of triode with this scheme, so that its toolization, and can fit
Answer transmission circuit signal send requirement, have can implementation result it is good, the strong benefit of operability.Also, this mode
A kind of only explanation of preferred embodiments, however, it is not limited to this.When implementing the present invention, can be fitted according to user's demand
When replacement and/or modification.
As shown in Fig. 2, in another example, the receiving circuit includes：
Rectification circuit 8 matched with copper transmission system；
The second optocoupler matched with rectification circuit or the second triode 9；
Wherein, the output terminal of second optocoupler or the second triode is connect with data receiver.It is connect using this scheme
After receiving portions will receive signal polarity adjustment by rectification circuit, optocoupler or triode is driven to realize data receiver, there is structure
Simply, cost is controllable, can the good benefit of implementation result.Also, this mode is a kind of explanation of preferred embodiments, but simultaneously
It is not limited to this.When implementing the present invention, appropriate replacement and/or modification can be carried out according to user's demand.
In another example, the rectification circuit is configured as bridge rectifier；
The power input copper transmission system of the bridge rectifier matches；
The positive-negative output end of the bridge rectifier is connect with the second optocoupler or the second triode.Using this scheme only
It is that receiving circuit is illustrated using the circuit connecting mode of rectification circuit, so that its toolization, and adapt to receiving circuit
Signal receive requirement, have can implementation result it is good, the strong benefit of operability.Also, this mode be it is a kind of compared with
The explanation of good example, however, it is not limited to this.When implementing the present invention, appropriate replacement can be carried out according to user's demand
And/or modification.
In another example, the incoming end is configured as any one in optocoupler, relay, capacitance.Using this
The access part of kind scheme can then be accessed according to the characteristic of Transmission system by modes such as optocoupler, relay, capacitances.Light
Coupling is commonly used in the communication of small-signal, but has certain loss to being transmitted signal, is also not suitable for the transmission by high current
System, therefore using less.Relay can realize sheet, the physical isolation of original system, make two systems mutual indepedent, between each other
There is no electrical Interference.So substituting optocoupler using relay, it is good solution, becomes conventional selection.Because this is
System generally use DC pulse signal communicates, and differs greatly with original system service band, will not form mutual interference,
So it can also be accessed using capacitance.It can realize that this original system works at the same time, and due to capacitor body using capacitance access
Product it is small, price is low, thus using capacitance carry out access be ideal selection, have can implementation result it is good, operability is strong,
The good benefit of stability.Also, this mode is a kind of explanation of preferred embodiments, and however, it is not limited to this.Implementing
When of the invention, appropriate replacement and/or modification can be carried out according to user's demand.
In another example, the processing module is configured as any one in microcontroller, CPU, FPGA, to complete
Principal and subordinate, the processing and negotiation of rate, channel control parameter and state.Monolithic can be used using this scheme system software section
Machine, CPU etc. be any embedded or upper computer software system, and it acts as complete parameters and the states such as principal and subordinate, rate, channel control
Processing and negotiation, it is adaptable good, can the good benefit of implementation result.Also, this mode is a kind of preferable reality
The explanation of example, however, it is not limited to this.When implementing the present invention, can be carried out according to user's demand appropriate replacement and/or
Modification.
In another example, positioned at the processing module of data sending terminal, according to scheduled signaling format, made by oneself with sending
The signaling content of justice is to data receiver, to realize that principal and subordinate, rate, energy-saving mode switch negotiates and circuit by signaling content
Abnormity detecting.It is shown using the signaling format of this scheme by following code table：
| 0xA8 | 10101000 | It wakes up | 8*200ms=1600ms |
| 0xB8 | 10111000 | Response | |
| 0x80 | 10000000 | It responds | |
| 0x90 | 10010000 | It takes out stitches/asks principal and subordinate/request speed | |
| 0xB0 | 10110000 | It disagrees | |
| 0xC8 | 11001000 | Agree to | |
| 0xC0 | 11000000 | Response disagrees | |
| 0xA0 | 10100000 | It responds and agrees to |
To complete the processing and negotiation of the parameters such as principal and subordinate, rate, channel control and state, specifically, the place of software
Flow is managed as shown in figure 3, and DCP sending times control in P1, P2 shown in Fig. 3：It is main to be sent every 2S primary, it sends 6 times and is
One group；From primary every (3.4S, 10S) hair, every group of transmission 6 times；3.4S is waited for just to send for the first time from detecting to break.If one
Group sends failure, and next group is sent every T1mS；Main side T1=5min, from end T1=radom (5min, 5min+3.4S), data
The data of transmitting terminal and receiving terminal by flow as shown in figure 4, with can implementation result it is good, the good benefit of adaptability.And
And this mode is a kind of explanation of preferred embodiments, however, it is not limited to this.It, can be according to using when implementing the present invention
Person's demand carries out appropriate replacement and/or modification.
In another example, before the processing module of data sending terminal sends signaling, isolated power supply, which generates, sends electricity
The working power on road；
Data sending terminal sends corresponding signal to drive the first triode or the first optocoupler, generates corresponding DC pulse letter
Number output is to processing module；
The processing module of data sending terminal is based on the DC pulse signal received, according to scheduled signaling format, to send
The signaling data of customized signaling content；
Signaling data is accessed into copper transmission system with data sending terminal matched incoming end；
Signaling data is exported to data receiver with data receiver matched incoming end；
After the signal received is carried out polarity adjustment by the receiving circuit of data receiver, the second optocoupler or the two or three is driven
Pole pipe realizes the reception of signaling data；
The processing module of data receiver is based on the signaling data received, according to scheduled signaling format, in its signaling
Appearance is parsed, and realizes the transmission of data.Using this scheme to the hardware component of parameter negotiation system and the work of software component
Carry out tool as flow so that it, which cooperates, realizes function for being declared of the present invention, have can implementation result it is good, can implement to imitate
The good benefit of fruit.Also, this mode is a kind of explanation of preferred embodiments, and however, it is not limited to this.Implementing this hair
When bright, appropriate replacement and/or modification can be carried out according to user's demand.
In another example, the signaling format is configured as 8 binary codes, per bit data by the height of 100ms
Flat composition.Signaling format during using this scheme to parameter negotiation system carries out tool, so that it, which cooperates, realizes this
The declared function of invention, have can implementation result it is good, can the good benefit of implementation result.Also, this mode is one
The explanation of kind preferred embodiments, however, it is not limited to this.When implementing the present invention, appropriate replace can be carried out according to user's demand
It changes and/or changes.
Number of devices and treatment scale described herein are the explanations for simplifying the present invention.To the present invention in copper wire
The system of parameter negotiation and the application of application process, modifications and variations are carried out in transmission process to one skilled in the art
It is obvious.
Although the embodiments of the present invention have been disclosed as above, but its be not restricted in specification and embodiment it is listed
With.It can be applied to various suitable the field of the invention completely.It for those skilled in the art, can be easily
Realize other modification.Therefore without departing from the general concept defined in the claims and the equivalent scope, it is of the invention and unlimited
In specific details and legend shown and described herein.
Claims (10)
1. a kind of system that parameter negotiation is carried out in copper wire data transmission procedure, which is characterized in that including：
Data signal transmission is carried out using copper wire as medium to form the two of copper transmission system terminals；
Wherein, additional respectively in each terminal to mount there are one parameter negotiation system, each parameter negotiation includes and opposite end phase
The transmission circuit and receiving circuit mutually coordinated；
The transmission circuit and receiving circuit by an incoming end to access copper transmission system, to carry out data transmission it
Before, by the negotiation or exchange of processing modules implement parameter set in each parameter negotiation system, and then realize system bottom ginseng
Several auto-negotiations completes data communication.
2. the system of parameter negotiation is carried out in copper wire data transmission procedure as described in claim 1, which is characterized in that described
Transmission circuit includes：
It is arranged on two the first optocouplers or the first triode in parallel of data sending terminal；
Access to the isolated power supply of each first optocoupler or the first triode；
Wherein, the input terminal of first optocoupler or the first triode is connect with data sending terminal.
3. the system of parameter negotiation is carried out in copper wire data transmission procedure as claimed in claim 2, which is characterized in that described
The base stage of first triode is connect respectively with data sending terminal；
The collector of first triode connects respectively with the output positive and negative electrode of being isolated of isolated power supply；
The emitter of first triode exports positive and negative DC pulse voltage to access copper transmission system respectively.
4. the system of parameter negotiation is carried out in copper wire data transmission procedure as described in claim 1, which is characterized in that described
Receiving circuit includes：
With the matched rectification circuit of copper transmission system；
The second optocoupler matched with rectification circuit or the second triode；
Wherein, the output terminal of second optocoupler or the second triode is connect with data receiver.
5. the system of parameter negotiation is carried out in copper wire data transmission procedure as claimed in claim 4, which is characterized in that described
Rectification circuit is configured as bridge rectifier；
The power input copper transmission system of the bridge rectifier matches；
The positive-negative output end of the bridge rectifier is connect with the second optocoupler or the second triode.
6. the system of parameter negotiation is carried out in copper wire data transmission procedure as described in claim 1, which is characterized in that described
Incoming end is configured as any one in optocoupler, relay, capacitance.
7. the system of parameter negotiation, the processing module quilt are carried out in copper wire data transmission procedure as described in claim 1
Be configured to any one in microcontroller, CPU, FPGA, with complete the processing of principal and subordinate, rate, channel control parameter and state and
Negotiate.
8. a kind of application is as claim 1-7 any one of them carries out parameter negotiation system in copper wire data transmission procedure
Method, which is characterized in that including：It is self-defined to send according to scheduled signaling format positioned at the processing module of data sending terminal
Signaling content to data receiver, to realize that principal and subordinate, rate, energy-saving mode switch negotiates and circuit is different by signaling content
Often detecting.
9. the system of parameter negotiation is carried out in copper wire data transmission procedure as claimed in claim 8, which is characterized in that in number
Before sending signaling according to the processing module of transmitting terminal, isolated power supply generates the working power of transmission circuit；
Data sending terminal sends corresponding signal to drive the first triode or the first optocoupler, and it is defeated to generate corresponding DC pulse signal
Go out to processing module；
The processing module of data sending terminal, according to scheduled signaling format, is made by oneself based on the DC pulse signal received with sending
The signaling data of adopted signaling content；
Signaling data is accessed into copper transmission system with data sending terminal matched incoming end；
Signaling data is exported to data receiver with data receiver matched incoming end；
After the signal received is carried out polarity adjustment by the receiving circuit of data receiver, the second optocoupler or the second triode are driven
Realize the reception of signaling data；
The processing module of data receiver is based on the signaling data received, according to scheduled signaling format, to its signaling content into
Row parsing, realizes the transmission of data.
10. the system of parameter negotiation is carried out in copper wire data transmission procedure as claimed in claim 9, which is characterized in that institute
It states signaling format and is configured as 8 binary codes, formed per bit data by the height of 100ms is flat.
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| CN201711416451.3A CN108199745B (en) | 2017-12-25 | 2017-12-25 | System for parameter negotiation in copper wire data transmission process and application method |
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| CN109309512A (en) * | 2018-11-23 | 2019-02-05 | 四川灵通电讯有限公司 | The quality test of copper transmission system channel and configuring negotiation device and application method |
| CN109309512B (en) * | 2018-11-23 | 2023-09-08 | 四川灵通电讯有限公司 | Channel quality test and configuration negotiation device for copper wire transmission system and application method |
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| CN108199745B (en) | 2021-05-18 |
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