CN207587204U - A kind of practice teaching stage apparatus based on integration of three networks communication - Google Patents
A kind of practice teaching stage apparatus based on integration of three networks communication Download PDFInfo
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- CN207587204U CN207587204U CN201720818725.0U CN201720818725U CN207587204U CN 207587204 U CN207587204 U CN 207587204U CN 201720818725 U CN201720818725 U CN 201720818725U CN 207587204 U CN207587204 U CN 207587204U
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Abstract
The utility model discloses a kind of practice teaching stage apparatus based on integration of three networks communication, mainly solve that single line network input signal is unstable, transmission rate is low, and the distortion factor is high.The device includes RF digital television signals, multiple IP network signals, access the communication platform of RF digital signals, access the OLT of multiple IP network signal inputs, input terminal and communication platform, the OLT light connecting continue platform, it continues and EOC systems that platform output terminal connect and continues the FTTH systems that platform output terminal connect with light with light.Through the above scheme, the advantages of the utility model uses EOC optical fiber and coaxial cable hybrid system, has reached transmission rate faster, and the distortion factor is lower has very high practical value and promotional value.
Description
Technical field
The utility model is related to teaching platform field more particularly to a kind of practice teaching platforms based on integration of three networks communication
Device.
Background technology
The integration of three networks refers mainly to melting for service application level in particular, refer to the fusion of telecommunications network, Broadcasting Cable Network, internet
It closes.It shows as technically tending to consistent, interconnect in network layer；It is realized on physical resource shared；On service application layer mutually
Infiltration and intersection all tend to full-service and use unified IP communication protocols；Most lead to supervision policy and supervision frame at last
Fusion on structure.The fusion of service application layer will not be limited to facilities network and rapidly develop, and all kinds of companies can all pass through difference
Approach to the evolution of full-service direction.
At present common practice teaching platform mainly have optical access network training platform, based on PLC practice teachings platform,
Microcontroller embedded practice teaching platform；Optical access network training platform is by intelligent acess, can transmit video information, but
It is that cannot transmit voice call etc., is by small based on PLC practice teachings platform and microcontroller embedded formula practice teaching platform
Integrated control software and hardware realize data information exchange, it is limited and information is single to exchange information capability.Generally speaking, it is existing
Practice teaching platform is mostly interrogated using single Netcom, and information transmission processing ability is limited, can only realize single DTV, network
One function such as communication or the networking telephone, can not realize the fusion between information, range is single.Furthermore it is that existing three net melts
Close practice teaching platform video pictures quality be low there are Interactive Internet TV IPTV transmission, networking telephone VOIP latency issues,
The problems such as data communication packet loss problem, major information security.Therefore, it is highly desirable to propose a kind of novel three-net interfused religion
Learn training platform device.
Utility model content
It is main to solve the purpose of this utility model is to provide a kind of practice teaching stage apparatus based on integration of three networks communication
The problems such as single line network input signal is unstable, transmission rate is low, and the distortion factor is high certainly exists in the prior art.
To achieve these goals, the technical solution adopted in the utility model is as follows：
A kind of practice teaching stage apparatus based on integration of three networks communication, including RF RF digital TV signals, multiple IP
Network signal accesses the communication platform of RF rf digital signals, accesses the optical line terminal of multiple IP network signal inputs
OLT, input terminal and the light that communication platform, optical line terminal OLT are connect continue platform, continue what platform output terminal was connect with light
It optical fiber and coaxial cable hybrid system EOC and continues the fiber to the home system FTTH that platform output terminal connect with light.
Further, the optical fiber and coaxial cable hybrid system EOC include continuing platform and communication platform by light
The photoreceiver of connection, four distributors being connected with photoreceiver output terminal, passes through the optical-fiber network being connect with optical line terminal OLT
Unit ONU local side, the EOC local sides being connect with four dispenser output ends and optical network unit ONU local side output terminal, with EOC local sides
Output terminal connection adjustable attenuator, the EOC terminal being connect with adjustable attenuator output terminal, the PC being connect with EOC terminal and
The TV being connect with EOC terminal.
Specifically, the fiber to the home system FTTH includes continuing platform and communication platform, optical line terminal by light
The FTTH terminals of OLT connections, the PC being connect with FTTH terminals and the TV being connect with FTTH terminals.
Compared with prior art, the utility model has the advantages that：
(1) the utility model is connect using optical fiber and coaxial cable hybrid system EOC and with triple play technology by light
Through EOC local sides, adjustable attenuator to EOC terminal, signal is filtered by EOC terminal for receipts machine, four distributors, ONU local sides, will
The low frequency signal of coaxial line transmission is converted to the signal of Ethernet transmission, and faster, the distortion factor is lower for such transmission rate, safety
More preferably.
(2) the fiber to the home system FTTH that the utility model uses has the advantages such as the good, good compatibility of welding performance, and
The electric signal that PC and TV can identify is converted optical signal by FTTH terminals.
(3) the utility model enters communication platform, Ran Houjing by RF digital television signals and kilomega network by optical fiber
Platform respectively enters EOC systems and FTTH systems, and three nets are merged, and realizes the work(that PC shows and transmits with TV multi-lines
Energy.
(4) the utility model is important local side apparatus using optical line terminal OLT equipment, can be with the kilomega network of front end
Connection is converted to optical signal, and be then connected the control and management realized to signal with simple optical fiber with ONU.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
Fig. 2 is the simplified principle figure of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples, and the embodiment of the utility model includes
But it is not limited to the following example.
Embodiment
As shown in Figures 1 and 2, a kind of practice teaching stage apparatus based on integration of three networks communication, including RF RF digitals
TV signal, multiple IP network signals access the communication platform of RF rf digital signals, access multiple IP network signal inputs
Optical line terminal OLT, input terminal and the light that communication platform, optical line terminal OLT are connect continues platform, continues platform with light
It the optical fiber and coaxial cable hybrid system EOC of output terminal connection and continues the fiber to the home system that platform output terminal connect with light
Unite FTTH.
Further, the optical fiber and coaxial cable hybrid system EOC include continuing platform and communication platform by light
The photoreceiver of connection, four distributors being connected with photoreceiver output terminal, passes through the optical-fiber network being connect with optical line terminal OLT
Unit ONU local side, the EOC local sides being connect with four dispenser output ends and optical network unit ONU local side output terminal, with EOC local sides
Output terminal connection adjustable attenuator, the EOC terminal being connect with adjustable attenuator output terminal, the PC being connect with EOC terminal and
The TV being connect with EOC terminal.
Specifically, the fiber to the home system FTTH includes continuing platform and communication platform, optical line terminal by light
The FTTH terminals of OLT connections, the PC being connect with FTTH terminals and the TV being connect with FTTH terminals.
The light continue platform by light splice tray realize signal single channel input and multiple-channel output, be optical fiber and coaxial electrical
Cable hybrid system EOC and fiber to the home system FTTH provides stable input signal.
Its operation principle is that RF digital television signals enter the photoreceiver of communication platform by optical fiber, pass through signal
Continued after processing by optical fiber output to light the light splice tray of platform, and wherein two ways of optical signals is output to EOC systems by optical port respectively
Two photoreceivers of system, photoreceiver export RF digital television signals to EOC local sides, adjustable damping after receiving optical signal prosessing
Device is sent into EOC terminal after adjusting suitable level value, and EOC terminals export digital television signal to TV TV.Meanwhile 1 road light letter
The FTTH terminals of FTTH systems number are output to by optical port respectively, digital television signal is exported to TV TV through FTTH terminals.
More IP network signals (kilomega network) enter optical line terminal OLT by optical fiber, by defeated by optical fiber after signal processing
Go out to light the light splice tray for the platform that continues, wherein two ways of optical signals is output to optical network unit ONU local side, light net by optical port respectively
Network unit ONU local side receives the broadcast data that optical line terminal OLT is sent has optical fiber to be transferred to EOC local sides after processing, adjustable
Attenuator is sent into EOC terminals after adjusting suitable level value, and EOC terminal exports more IP network data-signals to computer PC.Together
When, the more IP network signals in 1 tunnel are output to the FTTH terminals of FTTH systems by optical port, export more ip network numbers through FTTH terminals it is believed that
Number to computer PC.
Above-described embodiment is only the preferred embodiment of the utility model, is not intended to limit the scope of the present invention,
In every case the design principle of the utility model and the variation for carrying out non-creative labour on this basis and making are used, it should all
Belong within the scope of protection of the utility model.
Claims (3)
1. a kind of practice teaching stage apparatus based on integration of three networks communication, which is characterized in that believe including RF RF digitals TV
Number, multiple IP network signals access the communication platform of RF rf digital signals, access the light that multiple IP network signals input
Road terminal OLT, input terminal and the light that communication platform, optical line terminal OLT are connect continue platform, continue platform output terminal with light
It the optical fiber and coaxial cable hybrid system EOC of connection and continues the fiber to the home system FTTH that platform output terminal connect with light.
A kind of 2. practice teaching stage apparatus based on integration of three networks communication according to claim 1, which is characterized in that institute
It states optical fiber and coaxial cable hybrid system EOC to include continuing the photoreceiver that platform connect with communication platform by light, with light
Four distributors that receiver output terminal is connected, by the optical network unit ONU local side being connect with optical line terminal OLT, with four points
Orchestration output terminal and the EOC local sides of optical network unit ONU local side output terminal connection, what is connect with EOC local side output terminals adjustable declines
Subtract device, the EOC terminal being connect with adjustable attenuator output terminal, the PC being connect with EOC terminal and the TV being connect with EOC terminal.
A kind of 3. practice teaching stage apparatus based on integration of three networks communication according to claim 1, which is characterized in that institute
Fiber to the home system FTTH is stated to include continuing the FTTH terminals that platform connect with communication platform, optical line terminal OLT by light,
The PC being connect with the FTTH terminals and TV being connect with FTTH terminals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720818725.0U CN207587204U (en) | 2017-07-07 | 2017-07-07 | A kind of practice teaching stage apparatus based on integration of three networks communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720818725.0U CN207587204U (en) | 2017-07-07 | 2017-07-07 | A kind of practice teaching stage apparatus based on integration of three networks communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207587204U true CN207587204U (en) | 2018-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720818725.0U Expired - Fee Related CN207587204U (en) | 2017-07-07 | 2017-07-07 | A kind of practice teaching stage apparatus based on integration of three networks communication |
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| Country | Link |
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| CN (1) | CN207587204U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908081A (en) * | 2021-01-29 | 2021-06-04 | 武汉烽火技术服务有限公司 | Network teaching practical training system based on virtualization slice and use method thereof |
-
2017
- 2017-07-07 CN CN201720818725.0U patent/CN207587204U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112908081A (en) * | 2021-01-29 | 2021-06-04 | 武汉烽火技术服务有限公司 | Network teaching practical training system based on virtualization slice and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180706 Termination date: 20200707 |