CN108599965A - A kind of Ethernet Adaptation Unit and Ethernet Transmission system - Google Patents
A kind of Ethernet Adaptation Unit and Ethernet Transmission system Download PDFInfo
- Publication number
- CN108599965A CN108599965A CN201810330261.8A CN201810330261A CN108599965A CN 108599965 A CN108599965 A CN 108599965A CN 201810330261 A CN201810330261 A CN 201810330261A CN 108599965 A CN108599965 A CN 108599965A
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- Prior art keywords
- interface
- ethernet
- usb
- router
- adaptation unit
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q1/00—Details of selecting apparatus or arrangements
- H04Q1/02—Constructional details
- H04Q1/028—Subscriber network interface devices
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
A kind of Ethernet Adaptation Unit and Ethernet Transmission system, belong to Ethernet transmission technique field.Custom interface, AC/DC power modules, the interface conversion circuit that Ethernet Adaptation Unit includes Ethernet interface, is made of adapter end USB interface and adapter end DC interfaces；AC/DC power modules connect the power pins of custom interface；Ethernet interface connects the communications pins of custom interface through interface conversion circuit.Ethernet Transmission system includes above-mentioned Ethernet Adaptation Unit, router；Router has router side USB interface and router side DC interfaces；The customized USB line material connection router side USB interface of custom interface and router side DC interfaces of Ethernet Adaptation Unit；It is a transmission line being made of several USB lines and several power cords to customize USB line material.Network interface on router is transferred on adapter by the present invention, and using the customized wire rod simultaneous transmission network interface data of custom interface and power supply signal, reduces cost, reduces loss and EMI risks；In addition be conducive to make beautiful desktop router.
Description
Technical field
The present invention relates to Ethernet transmission technique field more particularly to a kind of Ethernet Adaptation Unit and Ethernet transmission systems
System.
Background technology
Conventional router is all still to be placed in network interface part on router currently on the market, and adapter, which only does power supply, to be made
With.Most of the power supply mode of router or interchanger is still traditional type DC power supply screening mouths, such as RJ45 port transmission network numbers
According to.For example, utility model patent CN206364831U discloses a kind of data transmission device based on ring network structure, it discloses
" the distal adapter pair network interface of interchanger major network mouth and the first distal adapter is electrically connected, the interchanger pair network interface and N
The distal adapter major network mouth of a distal adapter is electrically connected ", it is seen that network interface charges, the power supply between interchanger and adapter
It is to mix that signal transmission, which is with network interface data transmission, is unfavorable for the EMI tests of product, needs in interchanger or adapter
It is larger that interior setting reduces devices, the transmission loss such as transformer, the capacitance of EMI risks.
Also, there are multiple network interfaces on router, such as RJ45 mouthfuls at least 3 mouthfuls.It is distributed in router surface compared with Multi-netmouth,
So that table of router area is larger, and it is fixed form, the difficulty that novel, small and exquisite style is gone out to promoting router design increases.
For this purpose, router is not beautiful enough, and cannot place it on desktop.
Utility model patent CN205961093U discloses the wireless non line of sight based on 700MHz-1100MHz variable frequencies
Gigabit Ethernet Transmission system, and it includes terminal device and headend equipment to specifically disclose system；Terminal device includes the first RF
Antenna, the first bi-directional RF power amplifier, the first transmitting-receiving frequency conversion chip, the first base band data processing chip, ethernet feature modulus of conversion
Block, more mouth switchs and the first RJ45 interfaces；Headend equipment includes the 2nd RF antennas, the second bi-directional RF power amplifier, channel selecting
Device, transmission channel, 1000base interchangers, master cpu and the 2nd RJ45 interfaces.The patent mainly utilizes transmitting-receiving frequency conversion chip
Multiple transmission channels are formed with base band data processing chip to expand data transfer bandwidth, and logical in the transmission of same time only one
Road is sent, to solve the problems, such as co-channel interference.In conjunction with Fig. 1 it is found that the Ethernet Transmission system still through interchanger RJ45
Interface carries out network interface data transmission, does not have and carries out specific aim improvement to defect of the existing technology.
For this purpose, being badly in need of a kind of Ethernet transmission plan making beautiful router, the loss of reduction network interface and EMI risks.
Invention content
The present invention is in view of the problems of the existing technology, it is proposed that a kind of Ethernet reducing network interface loss and EMI risks
Adapter and Ethernet Transmission system.
The technical scheme is that：
A kind of Ethernet Adaptation Unit of the present invention, including Ethernet interface, connect by adapter end USB interface and adapter end DC
Custom interface, AC/DC power modules, the interface conversion circuit of mouth composition；The electricity of the AC/DC power modules connection custom interface
Source pin；The Ethernet interface connects the communications pins of the custom interface through the interface conversion circuit.
Preferably, the interface conversion circuit includes Ethernet interface-USB interface conversion chip, the Ethernet connects
Mouth connects the custom interface through the Ethernet interface-USB interface conversion chip.
Preferably, the Ethernet interface-be connected between USB interface conversion chip and the Ethernet interface it is anti-quiet
Electric protection circuit or electrostatic-proof protection device.
Preferably, the anti-static protection circuit includes TVS pipe device or the electrostatic-proof protection device is TVS pipe device
Part.
Preferably, the custom interface is integrated by adapter end USB interface and adapter end DC Interface integrations
Fool proof interface.
Preferably, the ether interface has at most three gigabit ethernet interfaces or at most six 100 m ethernets connect
Mouthful.
A kind of Ethernet Transmission system, including above-mentioned Ethernet Adaptation Unit, router；The router has router side
USB interface and router side DC interfaces；The customized USB line material of custom interface of the Ethernet Adaptation Unit connects router side
USB interface and router side DC interfaces；The customization USB line material is a biography being made of several USB lines and several power cords
Defeated line.
Preferably, several USB lines are attached to the shielded layer for shielding power cord in the customization USB line material.
Preferably, one end of the customization USB line material connection custom interface is wire rod single connection end, the customization USB
The wire rod other end is wire pair connecting pin, and wire pair connecting pin is separately connected the DC interfaces of router side and the USB of router side
Interface.
Preferably, the fool proof interface that the router side USB interface and the router side DC Interface integrations are integrated.
The invention has the advantages that：
A kind of Ethernet Adaptation Unit of the present invention and Ethernet Transmission system reduce router network interface and are arranged, attractive router,
Convenient for desktop router is arranged；Cable and sub-power source line are left simultaneously, and can simultaneous transmission power supply signal and network interface data letter
Number, reduce network interface loss and EMI risks.
Description of the drawings
Fig. 1 is a kind of structure diagram of Ethernet Adaptation Unit of the present invention；
Fig. 2 is the circuit diagram of interface conversion circuit in a kind of Ethernet Adaptation Unit of the present invention；
Fig. 3 is a kind of system block diagram of Ethernet Transmission system of the present invention；
Fig. 4 is the sectional view that USB line material is customized in Fig. 3.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
Most of the power supply mode of router or interchanger is still traditional type DC power supply screening mouths, such as RJ45 port transmission nets
Network data.When carrying out gigabit Ethernet transmission, need to use 4 groups, and every group has 8 differential pair simultaneous interpretation power supply signals and network interface
Data-signal, so that power supply signal and network interface data signal mix in transmission process, network interface electrification is unfavorable for EMI
Processing, network interface loss increase.Increase when by electric current, then needs to increase transmission linear dimension, generally require to 8 differences in every group
Separated time all carries out independent overstriking, and cost increases.Meanwhile network interface is set on router and cannot achieve beautiful desktop router.
For this purpose, the present invention proposes a kind of Ethernet Adaptation Unit and Ethernet Transmission system.
Embodiment one
Fig. 1 shows a kind of Ethernet Adaptation Unit of the present invention.The Ethernet Adaptation Unit 10 includes Ethernet interface 11, determines
Interface 12 processed, AC/DC power modules 13, interface conversion circuit (not shown).The AC/DC power modules connection is described fixed
Interface 12 processed, the Ethernet interface 11 connect the custom interface 12 through the interface conversion circuit.
The Ethernet interface can have several, can be RJ45 mouthfuls or RJ11 mouthfuls etc..When carrying out gigabit transmission, with
Too at most 3 mouthfuls of network interface, including 3 mouthfuls, 2 mouthfuls, 1 mouthful；When carry out 100,000,000 transmission when, at most 6 mouthfuls of Ethernet interface, including 6 mouthfuls, 5
Mouthful, 4 mouthfuls, 3 mouthfuls, 2 mouthfuls, 1 mouthful.The communication that the Ethernet interface connects the custom interface through the interface conversion circuit is drawn
Foot.
The custom interface 12 is made of adapter end USB interface and adapter end DC interfaces, can side by side closely
Be set together, can also be by interface that adapter end USB interface and adapter end DC Interface integrations are a fool proof.For
Positive anti-plug may be implemented in existing USB interface, especially USB TypeC interfaces, when being an interface with DC Interface integrations, then
The plugging direction of interface is certain, for traditional USB-Type C line interfaces is used to mobile phone or similar devices charging, this
The fool-proof design of sample can avoid error and lead to equipment failure.The adapter end USB interface can be USB TypeC interfaces.
The AC/DC power modules 13 are conventional power source module, and alternating current is converted to direct current, and direct current DC is defeated
Go out the power pins for connecting the custom interface 12.
Network interface is set on adapter by the present invention, is reduced network interface quantity on router and is arranged, and then has beautified, miniaturization
Router, so that desktop router is arranged；And adapter then more data-transformation facilities on the basis of function of supplying power.
Fig. 2 shows the circuit diagrams of interface conversion circuit of the present invention.The interface conversion circuit includes that Ethernet connects
Mouth-USB interface conversion chip J1, described Ethernet interface J2, J3 connect through the Ethernet interface-USB interface conversion chip J1
Connect the custom interface.Compared to it is existing carry out data transmission and power only with USB-Type when, then needing will be in adapter
Ethernet interface and USB interface completely cut off DC power supply using capacitance, inductance etc. when converting, can also using transformer come
Carry out interface conversion.And the present invention is because provided with the custom interface that is made of USB interface and DC interfaces, then Ethernet interface-USB
Interface conversion chip J1 can directly be connect with Ethernet interface, and the devices such as transformer or capacitance, inductance are omitted in this way, drop
Low cost.
In order to protect the electrostatic between differential pair, in the Ethernet interface-USB interface conversion chip and the Ethernet
Anti-static protection circuit or electrostatic-proof protection device are connected between interface.The anti-static protection circuit includes TVS pipe device
And its additional device；Alternatively, the anti-static circuit includes NMOS tube, PMOS tube, application for a patent for invention such as can refer to
Anti-static protection circuit disclosed in CN101752849A.Alternatively, the electrostatic-proof protection device is that (transient state inhibits TVS pipe device
Diode).
The Ethernet Adaptation Unit is divided into power unit and network interface plate part, and power unit is traditional AC/DC power supplys, net
Plate segment has done a pinboard, and network interface signal is switched to USB interface signal.In this way by power unit and network interface plate part point
Meter is opened up, and ground level is isolated.
Embodiment two
Fig. 3 shows a kind of Ethernet Transmission system of the present invention.Ethernet Transmission system of the present invention includes Ethernet adaptation
Device 10, router 20.The router 20 has router side USB interface 21 and router side DC interfaces 22.The Ethernet
12 customized USB line material 30 of the custom interface connection router side USB interface 21 and router side DC interfaces 22 of adapter 10.Institute
It is a transmission line being made of several USB lines and several power cords to state customization USB line material 30.
The Ethernet Adaptation Unit 10 of Ethernet Transmission system of the present invention utilizes custom interface and customization USB line material simultaneous transmission
Network interface data signal and power supply signal are to router.
Specifically, the Ethernet Adaptation Unit includes Ethernet interface 11, custom interface 12, AC/DC power modules 13, connects
Mouth conversion circuit (not shown).The AC/DC power modules connect the custom interface 12, and the Ethernet interface 11 passes through
The interface conversion circuit connects the custom interface 12.The Ethernet interface can have several, can be RJ45 mouthfuls or
RJ11 mouthfuls etc..The custom interface 12 is made of adapter end USB interface and adapter end DC interfaces.The Ethernet connects
Mouth connects the communications pins of the custom interface through the interface conversion circuit.13 direct current DC outputs of the AC/DC power modules
Connect the power pins of the custom interface 12.
Under one embodiment, adapter end USB interface abuts setting with adapter end DC interfaces in the custom interface 12,
A piece one single connection end of customization wire rod is directly connect with custom interface.And by limit adaptation device end USB interface with
The position relationship of end DC interfaces is adapted to be set as fool proof interface.Under another embodiment, adapter in the custom interface 12
The fool proof interface that end USB interface is integrated with adapter end DC Interface integrations, the single connection that preferably can customize wire rod with one
End is directly connected to.
Due to changing network interface onto adapter, need adapter being changed to custom interface, then on Ethernet Adaptation Unit
Interface circuit is done, network interface signal is converted into USB interface signal, RJ45 can such as be aimed to USB-Type signals.It is described
Interface conversion circuit includes Ethernet interface-USB interface conversion chip J1 (referring to Fig. 2), and described Ethernet interface J2, J3 are through institute
State Ethernet interface-USB interface conversion chip J1 connections custom interface.Compared to it is existing only with USB-Type into line number
When according to transmission and power supply, then capacitance, inductance etc. are utilized when needing to convert the Ethernet interface in adapter with USB interface
Completely cut off DC power supply, can also interface conversion be carried out using transformer.And the present invention is because provided with by USB interface and DC interfaces
The custom interface of composition, then Ethernet interface-USB interface conversion chip J1 can directly be connect with Ethernet interface, in this way omit
The devices such as transformer or capacitance, inductance, reduce cost.In order to protect the electrostatic between differential pair, in the ether
Network interface-anti-static protection circuit or parastat are connected between USB interface conversion chip and the Ethernet interface
Part.The anti-static protection circuit includes TVS pipe device and its additional device；Alternatively, the anti-static circuit include NMOS tube,
PMOS tube.Alternatively, the electrostatic-proof protection device is TVS pipe device (Transient Suppression Diode).
Fig. 4 shows the sectional view of customization USB line material.The customization USB line material includes insulating body 31 and is set to exhausted
Several USB lines 32 in edge main body 31 and several power cords 33.Several USB lines are divided into one or more groups of.If every group of USB line has
At four, be up to six groups of USB lines can be used for 6 100 m ethernet interfaces and transmit 100,000,000 data；Can also have five groups of USB lines,
Four groups of USB lines, three groups of USB lines, two groups of USB lines, one group of USB line are respectively used to 5,4,3,2,1 100 m ethernet
Interface transmits 100,000,000 data.If every group of USB line has eight, be up to three groups of USB lines can be used for 3 gigabit Ethernets and connect
Port transmission gigabit data；Can also there are two groups of USB lines, one group of USB line, be respectively used to 2,1 gigabit ethernet interface transmission
Gigabit data.
If USB line is one group, one group of USB line is externally provided with the shielded layer shielded with power cord.If USB line is multigroup,
Be equipped with first screen layer 321 outside every group of USB line 32, multigroup USB line is externally provided with a secondary shielding layer 331, with power cord 33
Shielding.Every group all uses aluminum foil shielded wire rod, adds a circle to shield aluminium foil again in all groups of outmost turns so that shield effectiveness can be done
It obtains best.
Using shielded layer by power cord and USB line separation without mutual interference.In addition, power cord and USB line and connect, and it is multigroup
It also and is connect between USB line, and between each other without electrical connection.In this way so that wire rod simultaneous transmission power supply signal and network interface data
Signal, and avoid signal cross-talk.
For USB line, line is to doing the multiple twin test for meeting 100,000,000/gigabit network interface and testing two-by-two.It is passed simultaneously in outer circuit covering
The conducting wire of power supply signal is passed, lead material, line footpath need to determine according to by the size of current of power cord.Power cord at least two
Root Power+/Power- is used for transmitting power supply, can also increase number of power lines as needed.It mentions while passing in the prior art
When the transmission line of defeated mixing electric signal and network interface data signal, when needing that transmission wire rod is made to pass through larger current, need to whole
Each line of a transmission line carries out overstriking, and the present invention only needs the conducting wire outside to power cord to carry out overstriking, reduces cost,
Reduce loss.
Router side USB interface and router side DC interfaces are set on the router.The router side USB interface warp
Connecting line is connect with the network interface chip in router.The router side DC interfaces are through the system confession that connecting line is in router
Electricity.Under one embodiment, router side DC interfaces are set to router side USB interface side, there is certain distance between the two, then
It is single connection end that customization USB line material, which may be configured as one end, and the other end is dual link end.Single connection end to connect custom interface,
And the both ends that dual link end is separated by USB line, power cord, there is the router side of certain intervals distance convenient for both connections
DC interfaces and router side USB interface.Under another embodiment, router side DC interfaces are set to router side USB interface side,
The two is as close to being such as hung on router side USB interface outside router side DC interfaces.Customization USB line material in this way can be arranged
It is single connection end for both ends, is separately connected custom interface using the single connection end at both ends, two neighbouring routers on router
Hold USB interface and router side DC interfaces.Another embodiment, the router side USB interface and router side DC sets of interfaces
The fool proof interface being integrally formed.It is single connection end that customization USB line material, which may be configured as both ends, in this way, utilizes the single connection end at both ends
The fool proof interface being separately connected on custom interface and router.The single connection end, i.e. USB line are with power cord according to above-mentioned shielding
Set-up mode synthesizes one as a unified connection terminal.The dual link end, i.e. USB line are arranged with power supply according to above-mentioned shielding
Mode synthesizes one and USB line and sub-power source line is formed two connection terminals at two strands in end.
It should be understood by those skilled in the art that the embodiment of the present invention shown in foregoing description and attached drawing is only used as illustrating
And it is not intended to limit the present invention.The purpose of the present invention completely effectively realizes.The function and structural principle of the present invention is in reality
It applies and shows and illustrate in example, under without departing from the principle, embodiments of the present invention can have any deformation or modification.
Claims (10)
1. a kind of Ethernet Adaptation Unit, which is characterized in that including Ethernet interface, by adapter end USB interface and adapter end
Custom interface, AC/DC power modules, the interface conversion circuit of DC interfaces composition；The AC/DC power modules connect custom interface
Power pins；The Ethernet interface connects the communications pins of the custom interface through the interface conversion circuit.
2. a kind of Ethernet Adaptation Unit according to claim 1, which is characterized in that the interface conversion circuit includes ether
Network interface-USB interface conversion chip, the Ethernet interface is through described in the Ethernet interface-USB interface conversion chip connection
Custom interface.
3. a kind of Ethernet Adaptation Unit according to claim 2, which is characterized in that the Ethernet interface-USB interface turns
It changes between chip and the Ethernet interface and is connected with anti-static protection circuit or electrostatic-proof protection device.
4. a kind of Ethernet Adaptation Unit according to claim 3, which is characterized in that the anti-static protection circuit includes
TVS pipe device or the electrostatic-proof protection device are TVS pipe device.
5. a kind of Ethernet Adaptation Unit according to claim 1, which is characterized in that the custom interface is by adapter end
The fool proof interface that USB interface and adapter end DC Interface integrations are integrated.
6. a kind of Ethernet Adaptation Unit according to claim 1, which is characterized in that the ether interface has at most three thousand
Mbit ethernet interface or at most six 100 m ethernet interfaces.
7. a kind of Ethernet Transmission system, which is characterized in that include Ethernet Adaptation Unit as described in one of claim 1-6,
Router；The router has router side USB interface and router side DC interfaces；The customization of the Ethernet Adaptation Unit connects
The customized USB line material connection router side USB interface of mouth and router side DC interfaces；The customization USB line material is by several USB
The transmission line that line and several power cords are constituted.
8. a kind of Ethernet Transmission system according to claim 7, which is characterized in that several in the customization USB line material
USB line is attached to the shielded layer for shielding power cord.
9. a kind of Ethernet Transmission system according to claim 7, which is characterized in that the customization USB line material connection is fixed
One end of interface processed is wire rod single connection end, and the customization USB line material other end is wire pair connecting pin, wire pair connecting pin point
It Lian Jie not the DC interfaces of router side and the USB interface of router side.
10. a kind of Ethernet Transmission system according to claim 7, which is characterized in that the router side USB interface and
The fool proof interface that the router side DC Interface integrations are integrated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810330261.8A CN108599965A (en) | 2018-04-13 | 2018-04-13 | A kind of Ethernet Adaptation Unit and Ethernet Transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810330261.8A CN108599965A (en) | 2018-04-13 | 2018-04-13 | A kind of Ethernet Adaptation Unit and Ethernet Transmission system |
Publications (1)
| Publication Number | Publication Date |
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| CN108599965A true CN108599965A (en) | 2018-09-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201810330261.8A Pending CN108599965A (en) | 2018-04-13 | 2018-04-13 | A kind of Ethernet Adaptation Unit and Ethernet Transmission system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114356817A (en) * | 2021-12-30 | 2022-04-15 | 大航有能电气有限公司 | Distribution level management intelligence letter accuse equipment |
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