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 PDF

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Publication number
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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CN
China
Prior art keywords
platform
connect
eoc
light
terminal
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Expired - Fee Related
Application number
CN201720818725.0U
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Chinese (zh)
Inventor
杨清学
周江
梁桃华
孟奕峰
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Chengdu Polytechnic
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Chengdu Polytechnic
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Priority to CN201720818725.0U priority Critical patent/CN207587204U/en
Application granted granted Critical
Publication of CN207587204U publication Critical patent/CN207587204U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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

A kind of practice teaching stage apparatus based on integration of three networks communication
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.
CN201720818725.0U 2017-07-07 2017-07-07 A kind of practice teaching stage apparatus based on integration of three networks communication Expired - Fee Related CN207587204U (en)

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
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Cited By (1)

* Cited by examiner, † Cited by third party
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

Cited By (1)

* Cited by examiner, † Cited by third party
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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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