CN111404699A - Ethernet power supply signal amplification and signal extender of POE technology - Google Patents
Ethernet power supply signal amplification and signal extender of POE technology Download PDFInfo
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- CN111404699A CN111404699A CN202010193152.3A CN202010193152A CN111404699A CN 111404699 A CN111404699 A CN 111404699A CN 202010193152 A CN202010193152 A CN 202010193152A CN 111404699 A CN111404699 A CN 111404699A
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- 239000004606 Fillers/Extenders Substances 0.000 title claims abstract description 32
- 230000003321 amplification Effects 0.000 title abstract description 7
- 238000003199 nucleic acid amplification method Methods 0.000 title abstract description 7
- 238000005516 engineering process Methods 0.000 title abstract description 6
- 230000005540 biological transmission Effects 0.000 claims description 10
- 230000002035 prolonged effect Effects 0.000 abstract description 5
- 238000004891 communication Methods 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 230000004048 modification Effects 0.000 description 3
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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
- H04L12/10—Current supply arrangements
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Abstract
The invention discloses an Ethernet power supply signal amplification and signal extender of a POE technology, which comprises an input unit, a data exchange unit, a voltage boosting and reducing unit, a power receiving (PD) unit, a Power Supply (PSE) unit and an output unit, wherein the input unit is connected with POE power supply equipment, an input network data signal is connected with the data exchange unit, the data exchange unit is connected with the output unit, and the output unit is connected with the extender in series or connected with POE power receiving equipment. Compared with the prior art, the invention has the advantages that: this ethernet power supply extender based on POE technique, through IN port connection POE power supply unit, OUT port connection extender or POE load, after POE power supply unit succeeded IN supplying power to POE load, the extender was direct to get the electricity from the net twine, need not external power supply, and the distance of data communication and PoE power supply between standard POE power supply unit and POE powered device can easily be prolonged to one IN one.
Description
Technical Field
The invention relates to the technical field of Power Over Ethernet (POE), in particular to a POE power over Ethernet signal amplification and signal extender.
Background
The Ethernet power supply technology utilizes the existing network data cable to transmit a direct current power supply, transmits signals and simultaneously transmits the power supply to electric equipment such as a wireless AP, an IP telephone and a network camera, and saves a local power supply. Because terminal equipment such as wireless AP, IP telephone and network camera usually quantity numerous, the position is special, it is difficult to get electric, and its application and deployment not only consumes a large amount of manpower and materials, great increase the construction cost, prolonged the engineering time moreover.
The POE technology remotely supplies power through the power supply equipment, the problem that independent power supply equipment is arranged on each end equipment is solved, a separate power supply system does not need to be arranged for the equipment on the use site, and the wiring and management cost of the terminal equipment can be greatly reduced.
At present, the transmission distance of the twisted pair of the IEEE standard ethernet standard is limited to be within 100 meters, and the transmission distance of the ethernet power supply is also limited to be within 100 meters due to the limitation of the transmission distance guaranteed by the ethernet, but in practical application scenarios, the application requirement of more than 100 meters is often met. Therefore, in order to solve the existing technical problem, it is necessary to develop a POE extender to solve the existing problem.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the technical defects, and provide a POE power supply signal amplification and signal extender, which can break through the limitation of 100 meters of traditional ethernet data transmission, so that the power supply transmission distance of the ethernet exceeds 1000 meters, and the distance between the PSE power supply equipment and the PD load is extended to 1000 meters or even more.
In order to solve the problems, the technical scheme of the invention is as follows: an Ethernet power supply signal amplification and signal extender adopting a POE technology comprises an input unit, a data exchange unit, a voltage boosting and reducing unit, a power receiving (PD) unit, a Power Supply (PSE) unit and an output unit, wherein the input unit is connected with POE power supply equipment, an input network data signal is connected with the data exchange unit, the data exchange unit is connected with the output unit, and the output unit is connected with the extender in series or connected with the POE power receiving equipment; the power supply signal of the input unit is connected with a power receiving unit, the power receiving unit is connected with a boosting unit, the boosting unit is connected with a power supply unit, and the power supply unit is connected with the output unit; and the power receiving unit supplies power to the data exchange unit through the booster circuit and the voltage reduction circuit.
As a modification, the input unit is an RJ45 network port.
As a refinement, the output units are two RJ45 ports, and an RJ45 port is used to connect an extender in series or to connect a PD load.
As a modification, the voltage boosting unit is a voltage circuit, and supplies the voltage boosting unit and the power supply unit with a current obtained by converting the voltage output from the power receiving unit into 56V.
As a modification, the voltage reduction unit is a voltage circuit and converts the voltage output by the power receiving unit into 3.3V current to be supplied to the data exchange unit.
As an improvement, when the transmission distance is more than 1000 meters, a plurality of extenders are connected in series.
Compared with the prior art, the invention has the advantages that: this ethernet power supply extender based on POE technique, through IN port connection POE power supply unit, OUT port connection extender or POE load, after POE power supply unit succeeded IN supplying power to POE load, the extender was direct to get the electricity from the net twine, need not external power supply, and the distance of data communication and PoE power supply between standard POE power supply unit and POE powered device can easily be prolonged to one IN one.
This single mouthful of extender can be according to the multistage series connection of transport distance, and the pressure drop after long distance transmission has been remedied to the unit that steps up, promotes the extension distance greatly, can prolong PoE to 1000 meters at utmost.
Drawings
FIG. 1 is a block diagram of an extender of the present invention.
Detailed Description
The following further describes embodiments of the present invention with reference to the accompanying drawings. In which like parts are designated by like reference numerals.
It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.
In order to make the content of the present invention more clearly understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.
As shown in fig. 1, a POE power over ethernet signal amplification and signal extender includes an input unit, a data exchange unit, a voltage boosting unit, a voltage dropping unit, a power receiving unit, a power supply unit, and an output unit. The input unit is connected with POE power supply equipment, a network data signal separated after input is connected with the data exchange unit, the data exchange unit is connected with the output unit, and the output unit is connected with a PD load; the power supply signal of the input unit is connected with the power receiving unit, the power receiving unit is connected with the boosting unit, the boosting unit is connected with the power supply unit, the boosting unit is used for boosting 36-48V into 56V to supply power to the power supply unit, and the power supply unit is connected with the input unit; meanwhile, the power receiving unit is connected with the data exchange unit through a voltage reduction circuit, and the voltage reduction circuit is used for reducing the voltage of 56V to 3.3V and supplying power to the network chip.
In one embodiment, the input unit is an RJ45 jack and the output unit is an RJ45 jack.
In one embodiment, the power receiving unit is a PD circuit and the power supplying unit is a PSE circuit.
In one embodiment, the voltage boosting unit is a DC-DC voltage reduction circuit, converts 36-48V output by the power receiving unit into 56V, and then supplies the 56V to the power supply unit.
In one embodiment, the voltage reduction unit is a DC-DC voltage reduction circuit, converts 56V output by the power supply unit into 3.3V, and then supplies the converted voltage to the network chip.
In one embodiment, the data exchange unit is a network exchange chip.
This ethernet power supply extender of POE technique not only can singly use, also can multistage series connection use, can prolong PoE to 1000 meters at utmost, has realized the long-distance transmission of network data signal, simultaneously, realizes the long-distance transmission of ethernet power supply.
IN a specific use, an IN port of the input unit is connected with the PSE power supply equipment, and an OUT port of the output unit is connected with a POE load. After the POE power supply equipment successfully supplies power to the POE load, the POE extender directly gets power from the network cable without an external power supply, and the distance between data communication and power supply of the standard POE power supply equipment and the POE powered equipment can be prolonged by one input and one output.
Referring to fig. 1, data (network data signals) and 48V power signals are separated after network port input, a PD circuit receives 48V power and provides the 48V power to a DC-DC voltage boost circuit, the DC-DC voltage boost circuit boosts 36-48V to 56V, the output of the DC-DC voltage boost circuit is respectively provided to a DC-DC voltage boost circuit and a PSE circuit, the DC-DC voltage boost circuit boosts 56V to 3.3V to supply power to five-port network chips, and the PSE circuit converts the 56V power to PoE output. After passing through the network exchange chip, the network data signal is strengthened and can be transmitted to the next stage for 100 meters. The whole system is powered on through POE and the output port provides a POE power supply function, the system does not need an external power supply, and the power consumption of the system is controlled within 5W.
This extender is direct to get the electricity from the net twine, need not external power supply, advances one and can easily prolong the distance of data communication and POE power supply between standard POE power supply unit and POE powered device. And can be connected in series in multiple stages, and the POE can be prolonged to 1000 meters to the maximum extent.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. The utility model provides a POE technical ethernet power supply signal enlargies and signal extender which characterized in that: the POE power supply device comprises an input unit, a data exchange unit, a voltage boosting and reducing unit, a power receiving (PD) unit, a Power Supply (PSE) unit and an output unit, wherein the input unit is connected with POE power supply equipment, an input network data signal is connected with the data exchange unit, the data exchange unit is connected with the output unit, and the output unit is connected with an extender in series or connected with POE power receiving equipment; the power supply signal of the input unit is connected with a power receiving unit, the power receiving unit is connected with a boosting unit, the boosting unit is connected with a power supply unit, and the power supply unit is connected with the output unit; and the power receiving unit supplies power to the data exchange unit through the booster circuit and the voltage reduction circuit.
2. The POE powered over ethernet signal amplifier and signal extender of claim 1, wherein: the input unit is an RJ45 network port.
3. The POE powered over ethernet signal amplifier and signal extender of claim 1, wherein: the output units are two RJ45 net ports, and the RJ45 net port is used for connecting an extender in series or connecting a PD load.
4. The POE powered over ethernet signal amplifier and signal extender of claim 1, wherein: the boosting unit is a voltage circuit and converts the voltage output by the power receiving unit into 56V current to be supplied to the voltage reducing unit and the power supply unit.
5. The POE powered over ethernet signal amplifier and signal extender of claim 1, wherein: the voltage reduction unit is a voltage circuit and converts the voltage output by the power receiving unit into 3.3V current to be supplied to the data exchange unit.
6. The POE powered over ethernet signal amplifier and signal extender of claim 1, wherein: when the transmission distance is more than 1000 meters, a plurality of extenders are connected in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010193152.3A CN111404699A (en) | 2020-03-18 | 2020-03-18 | Ethernet power supply signal amplification and signal extender of POE technology |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010193152.3A CN111404699A (en) | 2020-03-18 | 2020-03-18 | Ethernet power supply signal amplification and signal extender of POE technology |
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| CN111404699A true CN111404699A (en) | 2020-07-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114143121A (en) * | 2020-09-04 | 2022-03-04 | 华为技术有限公司 | POE intermediate equipment and electricity taking method |
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| CN104954208A (en) * | 2015-05-06 | 2015-09-30 | 深圳市吉祥腾达科技有限公司 | Method and system for extending data transmission distance of Ethernet switch |
| CN206042016U (en) * | 2016-06-29 | 2017-03-22 | 广州广迅信息科技有限公司 | Ethernet power supply extension fixture based on POE technique |
| CN107786345A (en) * | 2016-08-26 | 2018-03-09 | 北京安拓伟业科技发展有限公司 | Large power long criterion distance POE separators, POE system and POE system control method |
| US10453589B1 (en) * | 2015-03-26 | 2019-10-22 | Paige Electric Company, Lp | Method of extending the usable length of cable for power-over-ethernet |
| CN211352210U (en) * | 2020-03-18 | 2020-08-25 | 深圳市海纳时代电子有限公司 | Ethernet power supply signal amplification and signal extender of POE technology |
-
2020
- 2020-03-18 CN CN202010193152.3A patent/CN111404699A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10453589B1 (en) * | 2015-03-26 | 2019-10-22 | Paige Electric Company, Lp | Method of extending the usable length of cable for power-over-ethernet |
| CN104954208A (en) * | 2015-05-06 | 2015-09-30 | 深圳市吉祥腾达科技有限公司 | Method and system for extending data transmission distance of Ethernet switch |
| CN206042016U (en) * | 2016-06-29 | 2017-03-22 | 广州广迅信息科技有限公司 | Ethernet power supply extension fixture based on POE technique |
| CN107786345A (en) * | 2016-08-26 | 2018-03-09 | 北京安拓伟业科技发展有限公司 | Large power long criterion distance POE separators, POE system and POE system control method |
| CN211352210U (en) * | 2020-03-18 | 2020-08-25 | 深圳市海纳时代电子有限公司 | Ethernet power supply signal amplification and signal extender of POE technology |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114143121A (en) * | 2020-09-04 | 2022-03-04 | 华为技术有限公司 | POE intermediate equipment and electricity taking method |
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