CN100359870C - A method for long-distance high-speed data transmission via Ethernet - Google Patents
A method for long-distance high-speed data transmission via Ethernet Download PDFInfo
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- CN100359870C CN100359870C CNB031500145A CN03150014A CN100359870C CN 100359870 C CN100359870 C CN 100359870C CN B031500145 A CNB031500145 A CN B031500145A CN 03150014 A CN03150014 A CN 03150014A CN 100359870 C CN100359870 C CN 100359870C
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Abstract
The present invention relates to a method for transmitting data at high speed by the Ethernet from a long distance. The method comprises the steps that (a) Ethernet data is transmitted to a port binding module at a transmitting terminal, and the Ethernet data is allocated to an xDSL transceiver by the port binding module; (b) the data is modulated by the xDSL transceiver and is converted into line signals transmitted on a twisted pair wire, and the line signals are transmitted to the twisted pair wire; (c) the signals are received by the xDSL transceiver at a receiving terminal, and corresponding Ethernet data is obtained by demodulation and is sent into the port binding module; (d) the received Ethernet data is merged by the port binding module to recover the original data. In the present invention, the twisted pair wire transmission technique comprising the Ethernet port binding module and the multi-way xDSL transceiver is adopted, and cheap twisted pair wire resources are utilized; therefore, the work for laying optical fiber is avoided, and the engineering cost is lowered.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of method of Ethernet long distance high speed transmission data.
Technical background
Ethernet (ETHERNET) is as the standard of an extensive use of local area network (LAN), speed develops into 10Gbps from 10Mbps at present, generally in 100 meters, corresponding twisted-pair feeder interface standard speed and transmission range standard are as follows for transmission range on standard 3 classes or two pairs of twisted-pair feeders of 5 classes:
The 10/100base-TX interface adopts twisted-pair feeder speed 10Mbps-100Mbps, and gauged distance is at 100m.
The xDSL technology is as a kind of transmission technology of growing apart from twisted-pair feeder, developed a plurality of standards at present, be mainly used on 500 meters～5 kilometers middle and long distance the transfer of data that higher speed is provided by 1 pair or the two pairs of twisted-pair feeders, present main technical standards comprises ADSL, VDSL, SHDSL.The transmission range and the upstream and downstream bandwidth of each technology are as follows:
The ADSL technology can provide up 1M at least at present, the asymmetric speed of descending 8M at least; Transmission range can reach 5 kilometers;
The VDSL technology can provide the symmetrical rate of up-downgoing 12M at present, the perhaps symmetrical rate of up-downgoing 25M, and transmission range can reach 1.5 kilometers;
The SHDSL technology can provide the symmetrical rate (single line to) of up-downgoing 2M at present, and the symmetrical rate of up-downgoing 4.5M perhaps is provided, and transmission range can reach 5 kilometers.
The general twisted-pair feeder that adopts of current industry Ethernet interconnection, interconnected when higher or distance is far away in speed by optical fiber interface.For requiring bandwidth to reach above 25Mbps, distance surpasses the Ethernet interconnection needs more than 200 meters simultaneously, and having only by optical fiber interconnections just can provide.
In the practical application, what have a lot of places to connect up in advance all to adopt is twisted-pair feeder, there is not fiber resource, therefore traditional technology can't address this problem, if the transmission of high bandwidth and long distance promptly can't be provided simultaneously. lay optical fiber again, can cause the increase of line cost, time duration can be longer, go back the construction that some place is not easy to lay again optical fiber simultaneously, in addition, corresponding terminal device must can provide optical fiber interface, or adopts external optic electric interface modular converter, must change or add new equipment.
Summary of the invention
The method that the purpose of this invention is to provide a kind of Ethernet long distance high speed transmission data, Ethernet Port BindingBundling function and the technology of utilizing at present a lot of network equipments all to support, the high speed of using many technology to the twisted-pair feeder binding to realize Ethetrnet is long apart from transmission, thereby has satisfied the long higher Ethernet interconnection needs of rate request simultaneously of some distances.
For this reason, the present invention adopts following scheme:
A kind of method of Ethernet long distance high speed transmission data may further comprise the steps:
A, Ethernet data is sent to port bundling module, Ethernet data is distributed to the xDSL transceiver by port bundling module at transmitting terminal;
B, xDSL transceiver are modulated above-mentioned data, change the line signal of the transmission on the twisted-pair feeder into, send on the twisted-pair feeder;
The xDSL transceiver of c, receiving terminal receives above-mentioned signal, demodulates corresponding Ethernet data, and sends into port bundling module;
D, port bundling module merge the Ethernet data that receives, and recover initial data.
Among the described step a, be, Ethernet data is distributed to the xDSL transceiver by predefined allocation strategy.
Among described step b and the step c, use a plurality of xDSL transceivers to send/received signal.
Among the described step b, can use Shielded Twisted Pair, unshielded twisted pair, ordinary telephone line 3 class twisted-pair feeders or category 5 twisted pair to transmit data.
One of described port bundling module can be a LAN switch of supporting the Ethernet bundle feature, router, and server, or the circuit transmission equipment.
Described xDSL transceiver is an xDSL modulation equipment.
Described xDSL transceiver can be one of ADSL transceiver, ADSL2 transceiver, ADSL+ transceiver, VDSL transceiver or SHDSL transceiver.
Described DSL transceiver can be arranged in the port bundling module.
The present invention contains the twisted-pair feeder transmission technology of Ethernet port bundling module and multichannel xDSL transceiver by employing, utilized cheap twisted-pair feeder resource, avoided laying the work of optical fiber, reduced engineering cost, and when optical fibre installation is unavailable in some actual environment, provide good solution.
Description of drawings
Fig. 1 is the schematic diagram of the long distance High-speed Ethernet transmission of the present invention data;
Fig. 2 is a schematic flow sheet of the present invention;
Fig. 3 is the schematic diagram of one embodiment of the present of invention.
Embodiment
Below in conjunction with Figure of description the specific embodiment of the present invention is described.
The present invention is by adopting the xDSL technology, Ethernet Port BindingBundling function and the technology of utilizing at present a lot of network equipments all to support, the high speed of using many technology to the twisted-pair feeder binding to realize Ethernet is long apart from transmission, thereby satisfied the long higher Ethernet interconnection needs of rate request simultaneously of some distances, helped reducing the construction network cost simultaneously.As shown in Figure 1, be the schematic diagram of length of the present invention apart from high speed Ethernet data.
The technical scheme of invention is by the Ethernet port bundling module, and is many to the xDSL transceiver, many twisted-pair feeder formed. and the xDSL transceiver and the twisted-pair feeder of scheme needs are at least 2 pairs, and xDSL technology and bandwidth demand that maximum quantity is looked employing determine flexibly.
Ethernet Port BindingBundling equipment can be the LAN Switch that supports Ethernet Port BindingBundling function, router, server, circuit transmission equipment or other.
Port bundling module provides the line port of a plurality of reality to link to each other with the xDSL transceiver for user side provides a virtual Ethernet port in the line side.
Port bundling module mainly provides following function:
Provide a logic port to user side;
Provide a plurality of line ports to the line side, and link to each other with the xDSL transceiver;
Transmitter side: receive the Ethernet data from user side, and be transferred to the wherein line port in corresponding line side.
Receiver side: receive data from line port, and give the user by user-side logical port from xDSL;
The xDSL transceiver can be the xDSL interface module that is built in Ethernet equipment, also can be xDSL MODEM equipment independently, and the xDSL transceiver can adopt the ADSL technology, the DSL technology of the remote twisted-pair feeder transmission of VDSL technology or other support.Can be according to user's existing equipment ability, bandwidth, distance and line condition are selected flexibly.
The xDSL transceiver function;
Provide a data port to link to each other with the line port of port bundling module;
Provide a line interface to link to each other with twisted-pair feeder;
The transmission modulation function is provided, receives the Ethernet data of sending here from the physical port of port bundling module, carry out xDSL modulation back the xDSL modulation signal is sent by twisted-pair feeder;
The receiving demodulation function is provided, and the Ethernet data that the xDSL modulation signal of demodulation twisted-pair feeder carries send to FPDP;
Twisted-pair feeder is mainly used in carrying and transmits the xDSL modulation signal, can be the twisted-pair feeder of shielding or non-shielding, can be common twisted pair telephone, also can be 3 classes or 5 classes or other more high performance twisted-pair feeders.
As shown in Figure 2, be a schematic flow sheet of the present invention, as can be seen, technical scheme operation principle of the present invention is as follows:
At transmitting terminal, the user sends to port bundling module with corresponding Ethernet data, and port bundling module is distributed to corresponding line port actual port to the Ethernet frame according to predefined allocation strategy.
The xDSL transceiver receives the Ethernet frame that the respective lines port from port bundling module sends, and changes the line signal of the transmission on the twisted-pair feeder into by the coding techniques of xDSL, sends on the twisted-pair feeder;
At receiving terminal, the xDSL transceiver receives the signal from twisted-pair feeder, decodes corresponding Ethernet frame, is sent to the corresponding receiving port of port bundling module.
Port bundling module is given the user Ethernet reduction of data that receives.
Be embodied as example with the Ethernet switch that supports Port BindingBundling with based on the binding technology of VDSL below, implementation as shown in Figure 3:
LANA and LANB are two local area network (LAN) subnets of user, the distance of the two is 500m, bandwidth requirement is the 100Mbps duplex between the two, now adopt the Ethernet switch of 1 built-in Port BindingBundling function to carry out the binding of 4 road ports respectively at two ends by technical scheme of the present invention, the external VDSLmodem of every port is long apart from transmission as the data that the xDSL transceiver provides, each VDSL MODEM can be by realizing the transmitted in both directions of 25Mbps bandwidth on a pair of twisted-pair feeder, thereby the high speed length that has solved LANA and LANB is apart from interconnect problem
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claims.
Claims (8)
1, a kind of method of Ethernet long distance high speed transmission data is characterized in that may further comprise the steps:
A, Ethernet data is sent to port bundling module, Ethernet data is distributed to the xDSL transceiver by port bundling module at transmitting terminal;
B, xDSL transceiver are modulated above-mentioned data, change the line signal of the transmission on the twisted-pair feeder into, send on the twisted-pair feeder;
The xDSL transceiver of c, receiving terminal receives above-mentioned signal, demodulates corresponding Ethernet data, and sends into port bundling module;
D, port bundling module merge the Ethernet data that receives, and recover initial data.
2, the method for claim 1 is characterized in that among the described step a, be by predefined allocation strategy, and Ethernet data is distributed to the xDSL transceiver.
3, the method for claim 1 is characterized in that among described step b and the step c, uses a plurality of xDSL transceivers to send/received signal.
4, the method for claim 1 is characterized in that among the described step b, uses Shielded Twisted Pair, unshielded twisted pair, ordinary telephone line 3 class twisted-pair feeders or category 5 twisted pair to transmit data.
5, the method for claim 1 is characterized in that described port bundling module, and the device type of its support comprises: the LAN switch of Ethernet bundle feature, router, server, or circuit transmission equipment.
6, the method for claim 1 is characterized in that described xDSL transceiver is the xDSL modulating equipment.
7, the method for claim 1 is characterized in that described xDSL transceiver type comprises: ADSL transceiver, ADSL2 transceiver, ADSL+ transceiver, VDSL transceiver or SHDSL transceiver.
8, method as claimed in claim 6 is characterized in that described xDSL transceiver, is arranged in the port bundling module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031500145A CN100359870C (en) | 2003-07-29 | 2003-07-29 | A method for long-distance high-speed data transmission via Ethernet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031500145A CN100359870C (en) | 2003-07-29 | 2003-07-29 | A method for long-distance high-speed data transmission via Ethernet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1578237A CN1578237A (en) | 2005-02-09 |
| CN100359870C true CN100359870C (en) | 2008-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB031500145A Expired - Lifetime CN100359870C (en) | 2003-07-29 | 2003-07-29 | A method for long-distance high-speed data transmission via Ethernet |
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Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1874341B (en) | 2005-05-30 | 2010-08-18 | 华为技术有限公司 | Implementation method for binding service transmission line |
| US7688884B2 (en) * | 2005-06-10 | 2010-03-30 | Adaptive Spectrum And Signal Alignment, Inc. | Vectored DSL nesting |
| CN100417137C (en) * | 2005-08-30 | 2008-09-03 | 华为技术有限公司 | Base station access system and base station data transmission method |
| CN100433622C (en) * | 2005-12-14 | 2008-11-12 | 中兴通讯股份有限公司 | Device for long-distance transmitting Ethernet physical layer interface signal |
| CN107966970A (en) * | 2017-12-04 | 2018-04-27 | 四川普什宁江机床有限公司 | A kind of control system for flexible manufacturing system |
| WO2020041926A1 (en) * | 2018-08-27 | 2020-03-05 | 华为技术有限公司 | Communication device, and system and method therefor |
| CN111817928A (en) * | 2019-04-12 | 2020-10-23 | 苏州裕太微电子有限公司 | Enhanced 100Base-TX Ethernet design |
| CN115017085B (en) * | 2022-08-05 | 2022-11-08 | 江西联创精密机电有限公司 | Data transmission system and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1225532A (en) * | 1998-02-05 | 1999-08-11 | 三星电子株式会社 | Apparatus and method for improved network operations |
| CN1332567A (en) * | 2000-05-17 | 2002-01-23 | 株式会社美迪林克 | Asymmetrical digital user line cut-in multiplexer and network system using the same |
| US6404861B1 (en) * | 1999-10-25 | 2002-06-11 | E-Cell Technologies | DSL modem with management capability |
| CN1383294A (en) * | 2001-04-26 | 2002-12-04 | 友讯科技股份有限公司 | A Method of Using Virtual Local Area Network to Provide Multi-User Service |
-
2003
- 2003-07-29 CN CNB031500145A patent/CN100359870C/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1225532A (en) * | 1998-02-05 | 1999-08-11 | 三星电子株式会社 | Apparatus and method for improved network operations |
| US6404861B1 (en) * | 1999-10-25 | 2002-06-11 | E-Cell Technologies | DSL modem with management capability |
| CN1332567A (en) * | 2000-05-17 | 2002-01-23 | 株式会社美迪林克 | Asymmetrical digital user line cut-in multiplexer and network system using the same |
| CN1383294A (en) * | 2001-04-26 | 2002-12-04 | 友讯科技股份有限公司 | A Method of Using Virtual Local Area Network to Provide Multi-User Service |
Non-Patent Citations (1)
| Title |
|---|
| 宽带接入网技术解析. 尹兰，吕国斌，彭春，李杏，桂兵祥.网络纵横. 2001 * |
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| CN1578237A (en) | 2005-02-09 |
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