CN209199327U - A kind of optical fiber distance transmission system for DMX-512 signal - Google Patents
A kind of optical fiber distance transmission system for DMX-512 signal Download PDFInfo
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- CN209199327U CN209199327U CN201822133603.5U CN201822133603U CN209199327U CN 209199327 U CN209199327 U CN 209199327U CN 201822133603 U CN201822133603 U CN 201822133603U CN 209199327 U CN209199327 U CN 209199327U
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- dmx
- signal
- mcu controller
- optical fiber
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- 239000013307 optical fiber Substances 0.000 title claims abstract description 23
- 230000005540 biological transmission Effects 0.000 title claims abstract description 19
- 239000000835 fiber Substances 0.000 claims abstract description 14
- 241001465382 Physalis alkekengi Species 0.000 claims abstract description 8
- 230000006641 stabilisation Effects 0.000 abstract description 4
- 238000011105 stabilization Methods 0.000 abstract description 4
- 230000005611 electricity Effects 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
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Abstract
The utility model provides a kind of optical fiber distance transmission system for DMX-512 signal, including the first DMX-512 signal adapter, the first MCU controller, the 2nd DMX-512 signal adapter, the 2nd MCU controller.The first connecting pin for accessing DMX-512/RDM agreement is provided on first DMX-512 signal adapter, the first DMX-512 signal adapter connects the first MCU controller, is provided with the first fiber optic receiver on the first MCU controller.The first connecting pin for connecting lamps and lanterns is provided on 2nd DMX-512 signal adapter, the 2nd DMX-512 signal adapter connects the 2nd MCU controller, is provided with the second fiber optic receiver on the 2nd MCU controller.The drawbacks of first fiber optic receiver remotely connects the second fiber optic receiver by optical fiber cable, realizes DMX-512 signal carrying out remote transmission in the form of optical fiber, and guarantee the transmission of DMX-512 signal stabilization, solve the prior art, is convenient for people to use.
Description
Technical field
The utility model relates to the technical fields of signal transmission, more particularly to a kind of optical fiber for DMX-512 signal
Distance transmission system.
Background technique
It is well known that existing DMX-512 communication usually sends dynamic by host with simplex mode based on RS485
Picture signal, lamps and lanterns are only in communication reception status, while RS485 bus network is in host-guest architecture, RS485 bus always
It is also needed when longer plus termination resistance guarantees signal stabilization.And RDM system belongs to transmitted in both directions, due to needing feedback signal reversely to return
It is transmitted to host, virtually RS485 bus network host-guest architecture has destroyed in this way, that is to say, that each lamps and lanterns is at each
Moment all can serve as host, if RS485 bus is shorter, (such as: 100 meters or so) transmitted in both directions influence it is not too large,
If RS485 bus is long, it is 250K that big (such as: greater than 100 meters) DMX-512 communication baud rate is interfered in signal reflex.Eventually
Junction resistance has been difficult to be added to guarantee signal stabilization.For this purpose, the utility model call on provide it is a kind of for DMX-512 signal
Optical fiber distance transmission system, and guarantee the stability of DMX-512 signal remote transmission.
Summary of the invention
In order to solve the defect and deficiency of the above-mentioned prior art, the utility model provides a kind of for DMX-512 signal
Optical fiber distance transmission system.
The technical scheme adopted by the utility model is a kind of optical fiber distance transmission system for DMX-512 signal,
It is characterized by comprising the first DMX-512 signal adapters, the first MCU controller, the 2nd DMX-512 signal adapter, second
MCU controller is provided with the first connection for accessing DMX-512/RDM agreement on the first DMX-512 signal adapter
End, the first DMX-512 signal adapter connect the first MCU controller, are provided with the first light on the first MCU controller
Fibre receives head；It is provided with the first connecting pin for connecting lamps and lanterns on the 2nd DMX-512 signal adapter, described second
DMX-512 signal adapter connects the 2nd MCU controller, is provided with the second fiber optic receiver on the 2nd MCU controller；Institute
It states the first fiber optic receiver and the second fiber optic receiver is remotely connected by optical fiber cable.
Further, the first RJ-45 interface is additionally provided on the first MCU controller, the first RJ-45 interface is logical
Cable connection the first router is crossed, the first router connects the first main control terminal by network remote.
Further, the 2nd RJ-45 interface is additionally provided on the 2nd MCU controller, the 2nd RJ-45 interface is logical
Cable connection the second router is crossed, the second router connects the second main control terminal by network remote.
It further, include a pair of of signal wire and a pair of of power supply line in the cable.
The utility model has the beneficial effects that compared to the prior art, the utility model is converted by the first DMX-512 signal
Other signals accessed are converted into DMX-512 signal by device, and DMX-512 signal is converted to fiber-optic signal through the first MCU controller,
Fiber-optic signal is transferred to the 2nd MCU controller by optical fiber cable and is converted into electric signal by the 2nd MCU controller, then through
Two DMX-512 signal adapters are processed into the control lamps and lanterns work of DMX-512 signal, realize DMX-512 signal in the form of optical fiber
The drawbacks of carrying out remote transmission, and guaranteeing the transmission of DMX-512 signal stabilization, solve the prior art, is convenient for people to use.
Detailed description of the invention
Fig. 1 is the principles of the present invention figure.
Specific embodiment
Below in conjunction with attached drawing, clear, complete description is carried out to the technical solution in the present embodiment to the utility model,
Obviously, described embodiment is only a part point embodiment of the utility model.Based on the embodiments of the present invention,
Those skilled in the art's other embodiments obtained without making creative work, belong to the utility model
Protection scope.
Please refer to attached drawing 1, a kind of optical fiber distance transmission system for DMX-512 signal of the utility model, packet
Include the first DMX-512 signal adapter 1, the first MCU controller 2, the 2nd DMX-512 signal adapter 5, the 2nd MCU controller
6.The first connecting pin 11 for accessing DMX-512/RDM agreement, institute are provided on the first DMX-512 signal adapter 1
It states the first DMX-512 signal adapter 1 and connects the first MCU controller 2, be provided with the first optical fiber on the first MCU controller 2
Receive head 22.It is provided with the first connecting pin 51 for connecting lamps and lanterns 8 on the 2nd DMX-512 signal adapter 5, described
Two DMX-512 signal adapters 5 connect the 2nd MCU controller 6, and the reception of the second optical fiber is provided on the 2nd MCU controller 6
First 62.First fiber optic receiver 22 remotely connects the second fiber optic receiver 62 by optical fiber cable 7, so that the first MCU be controlled
Device 2 and the 2nd MCU controller 6 connection processed.
Further, the first RJ-45 interface 21 is additionally provided on the first MCU controller 2, the first RJ-45 connects
Mouth 21 connects the first router 3 by cable 100, and the first router 3 connects the first main control terminal 4 by network remote,
Long-range control the first MCU controller 2 work is realized by the first main control terminal 4.
Further, the 2nd RJ-45 interface 61 is additionally provided on the 2nd MCU controller 6, the 2nd RJ-45 connects
Mouth 61 connects the second router 9 by cable 100, and the second router 9 connects the second main control terminal 10 by network remote,
Long-range control the 2nd MCU controller 6 work is realized by the second main control terminal 10.
It further, include a pair of of signal wire and a pair of of power supply line in the cable 100, the signal wire is used for signal
Transmission, for the power supply line for taking electricity, i.e. the first MCU controller 2 takes electricity for first by power supply line from the first router 3
MCU controller 2 works, and the 2nd MCU controller 6 takes electricity for 6 work of the 2nd MCU controller by power supply line from the second router 9
Make.
Other signals accessed are converted into DMX-512 letter by the first DMX-512 signal adapter 1 by the utility model
Number, DMX-512 signal is converted to fiber-optic signal through the first MCU controller 2, and fiber-optic signal is transferred to the 2nd MCU by optical fiber cable 7
Controller 6 is simultaneously converted into electric signal by the 2nd MCU controller, is then processed into DMX- through the 2nd DMX-512 signal adapter
512 signals control lamps and lanterns work, realize that DMX-512 signal carries out remote transmission in the form of optical fiber, and guarantee DMX-512 signal
The drawbacks of stablizing transmission, solving the prior art, is convenient for people to use.
The above embodiments of the present invention is merely examples for clearly illustrating the present invention, and is not
Limitations of the embodiments of the present invention.And it is apparent to extend out for the connotation for belonging to the utility model
Variation or variation still fall within the protection scope of the utility model.
Claims (4)
1. a kind of optical fiber distance transmission system for DMX-512 signal, it is characterised in that: including the first DMX-512 signal
Converter, the first MCU controller, the 2nd DMX-512 signal adapter, the 2nd MCU controller, the first DMX-512 signal
The first connecting pin for accessing DMX-512/RDM agreement is provided on converter, the first DMX-512 signal adapter connects
The first MCU controller is connect, is provided with the first fiber optic receiver on the first MCU controller；The 2nd DMX-512 signal turns
The first connecting pin for connecting lamps and lanterns is provided on parallel operation, the 2nd DMX-512 signal adapter connects the 2nd MCU control
Device, the second fiber optic receiver is provided on the 2nd MCU controller, and first fiber optic receiver is remotely connected by optical fiber cable
Connect the second fiber optic receiver.
2. a kind of optical fiber distance transmission system for DMX-512 signal according to claim 1, it is characterised in that:
The first RJ-45 interface is additionally provided on the first MCU controller, the first RJ-45 interface connects the first via by cable
By device, the first router connects the first main control terminal by network remote.
3. a kind of optical fiber distance transmission system for DMX-512 signal according to claim 1, it is characterised in that:
The 2nd RJ-45 interface is additionally provided on the 2nd MCU controller, the 2nd RJ-45 interface connects the second tunnel by cable
By device, the second router connects the second main control terminal by network remote.
4. a kind of optical fiber distance transmission system for DMX-512 signal according to claim 2 or 3, feature exist
In: it include a pair of of signal wire and a pair of of power supply line in the cable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822133603.5U CN209199327U (en) | 2018-12-19 | 2018-12-19 | A kind of optical fiber distance transmission system for DMX-512 signal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822133603.5U CN209199327U (en) | 2018-12-19 | 2018-12-19 | A kind of optical fiber distance transmission system for DMX-512 signal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209199327U true CN209199327U (en) | 2019-08-02 |
Family
ID=67429665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822133603.5U Active CN209199327U (en) | 2018-12-19 | 2018-12-19 | A kind of optical fiber distance transmission system for DMX-512 signal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209199327U (en) |
-
2018
- 2018-12-19 CN CN201822133603.5U patent/CN209199327U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200715 Address after: Room 373, 3 / F, block a, Huatong building, No. a 19, Chegongzhuang West Road, Haidian District, Beijing Patentee after: Dongliang International Lighting Design (Beijing) Center Co., Ltd Address before: 344100 No. 164 Dagong Road, Linchuan District, Fuzhou City, Jiangxi Province Co-patentee before: Ma Zhanlong Patentee before: Jie Yong |
|
| TR01 | Transfer of patent right |