CN110493015A - A kind of POE signal converting equipment and its signal converting method - Google Patents
A kind of POE signal converting equipment and its signal converting method Download PDFInfo
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- CN110493015A CN110493015A CN201910772863.3A CN201910772863A CN110493015A CN 110493015 A CN110493015 A CN 110493015A CN 201910772863 A CN201910772863 A CN 201910772863A CN 110493015 A CN110493015 A CN 110493015A
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- signal
- poe
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000006243 chemical reaction Methods 0.000 claims abstract description 36
- 241001465382 Physalis alkekengi Species 0.000 description 10
- 238000010586 diagram Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005553 drilling Methods 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
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Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/08—Protocols for interworking; Protocol conversion
Abstract
A kind of POE signal converting equipment provided by the invention and its signal converting method receive data-signal and d. c. voltage signal that PSE device is sent in one embodiment；If PD equipment accesses RJ45 output port, perform the following operations: the data-signal is subjected to protocol conversion；The d. c. voltage signal is subjected to voltage conversion by DC-DC direct current transducer；Data-signal after conversion and the voltage signal after conversion are transmitted to RJ45 output port to export.Introduction based on the above embodiment, the embodiment of the present invention enable to the low-power equipment of no POE function to have access in POE network, receive power supply and the data-signal of POE.
Description
Technical field
The present invention relates to telecommunication field more particularly to a kind of POE signal converting equipment and its signal converting methods.
Background technique
POE (Power Over Ethernet) Power over Ethernet refers to the Ethernet Cat.5 wiring base of the prior art
In the case that plinth framework does not make any changes, for some IP-based terminal (such as IP telephone machines, wireless local network connecting point
AP, web camera) transmission data-signal while, moreover it is possible to provide the technology of direct current for such equipment.
One complete POE system includes power supply unit (PSE, Power Sourcing Equipment) and power receiving equipment
(PD, Powered Device) two parts.PSE device is the power supply unit of ethernet client equipment, while being also entire
The manager of POE Power over Ethernet process.PD equipment is to receive the PSE load of power supply, the i.e. client device of POE system, such as
IP phone, the ethernet devices such as network security video camera, palm PC (PAD).
POE connection power supply can be used directly in the low-power equipments such as lamps and lanterns, and wiring is simple, convenient and practical.But inventor exists
It is found in research and practice, for the lamps and lanterns product of small-power 10W or so, if each lamps and lanterns has PD and PSE function,
The cost of lamps and lanterns becomes very high, and the cost accounting of POE circuit is more than more than half of totle drilling cost, causes client that can not receive.
Therefore it is urgent problem that how low-power equipment can be linked into in POE network and be reduced cost.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of POE signal converting equipment and its signal converting method.
The embodiment of the present invention provides a kind of signal converting method of POE signal converting equipment, comprising:
Receive data-signal and d. c. voltage signal that PSE device is sent；
If PD equipment accesses RJ45 output port, perform the following operations:
The data-signal is subjected to protocol conversion；Wherein, the data-signal is the data for being sent to RJ45 output port
Signal；
The d. c. voltage signal is subjected to voltage conversion by DC-DC direct current transducer；
Data-signal after conversion and the voltage signal after conversion are transmitted to RJ45 output port to export.
Preferably, the signal converting method of the POE signal converting equipment further include: if PD equipment accesses PSE output end
Mouthful, then it performs the following operations:
The d. c. voltage signal is subjected to voltage conversion by DC-DC direct current transducer；
Voltage signal after the data-signal and conversion is transmitted to PSE output port to export, wherein the number
It is believed that number being to be sent to the data-signal of PSE output end.
Preferably, the data-signal includes signal light control agreement Artnet signal and/or signal light control agreement sACN letter
Number；It is described that the data-signal is subjected to protocol conversion, specifically, by the signal light control agreement Artnet signal or light control
Agreement sACN signal processed is converted to DMX512 protocol signal.
Preferably, described that the voltage signal is subjected to voltage conversion by DC-DC direct current transducer, specifically, by institute
It states voltage signal and 48~54V DC voltage is converted to by DC-DC direct current transducer.
The embodiment of the present invention also provides a kind of POE signal converting equipment, comprising:
PD input terminal, DC-DC direct current transducer, the network switch, MCU, PSE output end and RJ45 output end；
The PD input terminal is connect with the DC-DC direct current transducer and the network switch respectively；
The output end of the DC-DC direct current transducer is connect with the PSE output end and the RJ45 output end respectively；
The first output end and second output terminal of the network switch respectively with the PSE output end and the MCU
Input terminal connection, the output end of the MCU are connect with the RJ45 output end.
Preferably, the MCU is connect with RJ45 output end by 485 buses.
Preferably, the DC-DC direct current transducer exports 48~54V d. c. voltage signal.
Preferably, the POE signal converting hardware compatibility IEEE802.bt standard.
A kind of POE signal converting equipment provided by the invention and its signal converting method receive in one embodiment
The data-signal and d. c. voltage signal that PSE device is sent；If PD equipment accesses RJ45 output port, perform the following operations:
The data-signal is subjected to protocol conversion；The d. c. voltage signal is subjected to voltage conversion by DC-DC direct current transducer；
Data-signal after conversion and the voltage signal after conversion are transmitted to RJ45 output port to export.Based on the above embodiment
Introduction, the embodiment of the present invention enables to the low-power equipment of no POE function to have access in POE network, receives POE's
Power supply and data-signal.
Detailed description of the invention
Fig. 1 is a kind of flow chart of the signal converting method of POE signal converting equipment provided in an embodiment of the present invention.
Fig. 2 is a kind of another flow chart of the signal converting method of POE signal converting equipment provided in an embodiment of the present invention.
Fig. 3 is a kind of schematic diagram of POE signal converting equipment provided in an embodiment of the present invention；
Fig. 4 is a kind of RJ45 socket (the DMX+DC power supply output of POE signal converting equipment provided in an embodiment of the present invention
End) schematic diagram；
Schematic diagram when Fig. 5 is a kind of POE signal converting equipment application of the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
It should be appreciated that ought use in this specification and in the appended claims, term " includes " and "comprising" instruction
Described feature, entirety, step, operation, the presence of element and/or component, but one or more of the other feature, whole is not precluded
Body, step, operation, the presence or addition of element, component and/or its set.
It is also understood that mesh of the term used in this description of the invention merely for the sake of description specific embodiment
And be not intended to limit the present invention.As description of the invention and it is used in the attached claims, unless on
Other situations are hereafter clearly indicated, otherwise " one " of singular, "one" and "the" are intended to include plural form.
It will be further appreciated that the term "and/or" used in description of the invention and the appended claims is
Refer to any combination and all possible combinations of one or more of associated item listed, and including these combinations.
It should be noted that number of steps description merely for convenience as used herein, does not execute to as to step
The restriction of sequencing.
Refering to fig. 1, the embodiment of the present invention provides a kind of signal converting method of POE signal converting equipment, comprising:
S101, data-signal and d. c. voltage signal that PSE device is sent are received；If PD equipment accesses RJ45 output end
Mouthful, then it performs the following operations:
S102, the data-signal is subjected to protocol conversion；Wherein, the data-signal is to be sent to RJ45 output port
Data-signal.
S103, the d. c. voltage signal is subjected to voltage conversion by DC-DC direct current transducer.
S104, it the data-signal after conversion and the voltage signal after conversion is transmitted to RJ45 output port exports.
Wherein, the PD equipment is low-power equipment, and the low-power equipment is can be according to the number after protocol conversion
It is believed that number equipment for executing corresponding operating.
The embodiment of the present invention enables to the low-power equipment of no POE function also to have access in POE network, receives
The power supply of POE and data-signal.
It is in a preferred embodiment, described that the voltage signal is subjected to voltage conversion by DC-DC direct current transducer,
Specifically, the voltage signal is converted to 48~54V DC voltage by DC-DC direct current transducer.
In a preferred embodiment, if the low-power equipment is the small-power lamps and lanterns of compatible DMX512 agreement, such as
The lamps and lanterns of the 5W of compatible DMX512, then the data-signal includes signal light control Artnet and/or sACN protocol signal.It is described
Signal light control agreement Artnet, sACN protocol signal can be converted to DMX512 protocol signal by MCU.The embodiment of the present invention makes
The small-power lamps and lanterns of no POE function have access in POE network, receive power supply and the data-signal of POE.
Referring to Fig.2, Fig. 2 is a kind of the another of the signal converting method of POE signal converting equipment provided in an embodiment of the present invention
One flow chart.
S101, data-signal and d. c. voltage signal that PSE device is sent are received.
If PD equipment accesses PSE output port, perform the following operations:
S105, the d. c. voltage signal is subjected to voltage conversion by DC-DC direct current transducer.
S106, the voltage signal by the data-signal and after converting are transmitted to PSE output port and export；Wherein,
The data-signal is the data-signal for being sent to PSE output port.
It should be noted that data-signal and direct current that step S101 described in above-described embodiment, reception PSE device are sent
Voltage signal, the data-signal can both only include the data-signal for being sent to RJ45 output port, can also only include and be sent to
The data-signal of PSE output port；The data-signal can also include a plurality of types of data-signals, that is, can wrap
Including and being sent to the data-signal of RJ45 output port further includes the data-signal for being sent to PSE output port.
The PSE output port of POE signal converting equipment provided in an embodiment of the present invention can pass voltage and data-signal
The equipment for being defeated by next connection；It can also be by multiple POE signal converting equipment strings provided in an embodiment of the present invention by PSE port
It picks up and.
It is in a preferred embodiment, described that the voltage signal is subjected to voltage conversion by DC-DC direct current transducer,
Specifically, the voltage signal is converted to 48~54V DC voltage by DC-DC direct current transducer.
Refering to Fig. 3, the embodiment of the present invention provides a kind of POE signal converting equipment, comprising:
PD input terminal (1), DC-DC direct current transducer (6), the network switch (2), MCU (3), PSE output end (4) and
RJ45 output end (5)；
The PD input terminal (1) connect with the DC-DC direct current transducer (6) and the network switch (2) respectively；
The output end of the DC-DC direct current transducer (6) respectively with the PSE output end (4) and the RJ45 output end
(5) it connects；
The first output end and second output terminal of the network switch (2) respectively with the PSE output end (4) and described
The input terminal of MCU (3) connects, and the output end of the MCU (3) is connect with the RJ45 output end (5).
Wherein, the output end of the MCU (3) is connect by 485 buses with RJ45 output end (5).
In embodiments of the present invention, power supply voltage signal is inputted from PD receiving end mouth, and voltage is believed all the way after level conversion
Number from PSE supply port export, another way voltage signal from the port RJ45 export.Wherein, the power supply voltage signal leads to DC-DC
Direct current transducer is converted to 48~54V DC voltage.
Data-signal is inputted from the port PD, then divides two paths of signals to export after the network switch is transferred；All the way signal from
PSE port output；Another way signal carries out protocol conversion by internal MCU, and the signal after conversion is defeated from 485 bus ports
Out, it is exported by 485 bus transfers to RJ45 output port.
Voltage and data-signal can be transferred to the small function of no POE function by the embodiment of the present invention by RJ45 output port
Rate equipment.So that the low-power equipment without POE function has access in POE network, power supply and the data-signal of POE are received.
Wherein, the low-power equipment is the equipment that can execute corresponding operating according to the data-signal after protocol conversion.
Voltage and data-signal can be transferred to setting for next connection by PSE output port by the embodiment of the present invention
It is standby；Multiple embodiment of the present invention can also be provided to obtain POE signal converting equipment by PSE port and be connected in series.
In a preferred embodiment, if the low-power equipment is the small-power lamps and lanterns of compatible DMX512 agreement, such as
The lamps and lanterns of the 5W of compatible DMX512, then the data-signal includes signal light control Artnet and/or sACN protocol signal.It is described
Signal light control agreement Artnet, sACN protocol signal can be converted to DMX512 protocol signal by MCU.It is refering to Fig. 4, Fig. 4
RJ45 socket (RJ45 output end, i.e. DMX+DC power output end) schematic diagram.The embodiment of the present invention enables to no POE function
Small-power lamps and lanterns also have access in POE network, receive power supply and the data-signal of POE.
Refering to Fig. 5, in a preferred embodiment, POE signal converting hardware compatibility provided in an embodiment of the present invention
IEEE802.3bt standard, using 4 pairs of line technologies (i.e. 8 lines are all powered), two-side feeding reaches 60-90W.The present invention is implemented
Example can power to multiple low-power equipments without POE function be connected in series and transmission data-signal.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (8)
1. a kind of signal converting method of POE signal converting equipment characterized by comprising
Receive data-signal and d. c. voltage signal that PSE device is sent；
If PD equipment accesses RJ45 output port, perform the following operations:
The data-signal is subjected to protocol conversion；Wherein, the data-signal is the data-signal for being sent to RJ45 output port；
The d. c. voltage signal is subjected to voltage conversion by DC-DC direct current transducer；
Data-signal after conversion and the voltage signal after conversion are transmitted to RJ45 output port to export.
2. the signal converting method of POE signal converting equipment as described in claim 1, which is characterized in that further include:
If PD equipment accesses PSE output port, perform the following operations:
The d. c. voltage signal is subjected to voltage conversion by DC-DC direct current transducer；
Voltage signal after the data-signal and conversion is transmitted to PSE output port to export, wherein the data letter
It number is to be sent to the data-signal of PSE output port.
3. the signal converting method of POE signal converting equipment as described in claim 1, which is characterized in that the data-signal
Including signal light control agreement Artnet signal and/or signal light control agreement sACN signal；It is described to assist the data-signal
View conversion, specifically, the signal light control agreement Artnet signal or signal light control agreement sACN signal are converted to DMX512
Protocol signal.
4. the signal converting method of POE signal converting equipment as claimed in claim 1 or 2, which is characterized in that it is described will be described
Voltage signal carries out voltage conversion by DC-DC direct current transducer, specifically, the voltage signal is turned by DC-DC direct current
Parallel operation is converted to 48~54V DC voltage.
5. a kind of POE signal converting equipment, which is characterized in that including PD input terminal (1), DC-DC direct current transducer (6), network
Interchanger (2), MCU (3), PSE output end (4) and RJ45 output end (5)；
The PD input terminal (1) connect with the DC-DC direct current transducer (6) and the network switch (2) respectively；
The output end of the DC-DC direct current transducer (6) connects with the PSE output end (4) and the RJ45 output end (5) respectively
It connects；
The first output end and second output terminal of the network switch (2) respectively with the PSE output end (4) and the MCU
(3) input terminal connection, the output end of the MCU (3) are connect with the RJ45 output end (5).
6. POE signal converting equipment as claimed in claim 5, which is characterized in that the MCU (3) and RJ45 output end (5) are logical
Cross the connection of 485 buses.
7. POE signal converting equipment according to claim 5, which is characterized in that the DC-DC direct current transducer (6) is defeated
48~54V d. c. voltage signal out.
8. POE signal converting equipment as claimed in claim 5, which is characterized in that the POE signal converting hardware compatibility
IEEE802.bt standard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910772863.3A CN110493015B (en) | 2019-08-20 | 2019-08-20 | POE signal switching equipment and signal switching method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910772863.3A CN110493015B (en) | 2019-08-20 | 2019-08-20 | POE signal switching equipment and signal switching method thereof |
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| CN110493015A true CN110493015A (en) | 2019-11-22 |
| CN110493015B CN110493015B (en) | 2024-04-09 |
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