CN103945288A - Integrated information processing platform based on FTTH - Google Patents
Integrated information processing platform based on FTTH Download PDFInfo
- Publication number
- CN103945288A CN103945288A CN201310743910.4A CN201310743910A CN103945288A CN 103945288 A CN103945288 A CN 103945288A CN 201310743910 A CN201310743910 A CN 201310743910A CN 103945288 A CN103945288 A CN 103945288A
- Authority
- CN
- China
- Prior art keywords
- signal
- module
- information processing
- integrated information
- processing platform
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Abstract
The invention discloses an integrated information processing platform based on an FTTH. The integrated information processing platform comprises an equipment shell, an optical receiver module, an ORU module, a power supply, plural front-end data multiplexers and at least one terminal data multiplexer. The signal output end of the optical receiver module is connected with the high-frequency input endsof the plural front-end data multiplexers via a demultiplexer, and the signal input end is connected with an optical interface arranged on the shell. The signal output end of an optical network unit module is connected with the low-frequency input ends of the plural front-end data multiplexers, and the signal input end is connected with another optical interface arranged on the shell. The signal output ends of the front-end data multiplexers are connected with the input end of the terminal data multiplexer via coaxial cables. The integrated information processing platform is simple in structure, and bi-direction of desktops and cable televisions entering into each room after fiber-to-the-home can be realized by fully utilizing the existing coaxial lines in users' homes so that installation cost is effectively reduced.
Description
Technical field
The present invention relates to a kind of integrated information processing platform based on FTTH, this platform belongs to the technical field of coaxial wide band multi-business Access Network.
Background technology
At present, the application of communication system has obtained the development of advancing by leaps and bounds, digital technology, network technology have obtained popularization and application, along with the release of the broadband internet services such as IPTV, HDTV, VoIP, make user day by day vigorous for the broadband access demand of the multimedia communications such as data, voice, image, the trend of " integration of three networks " is also more and more obvious.
Have data to show, the investment of subscribers feeder accounts for the 40%-50% of whole Access Network investment, if can utilize existing network to realize Broadband Network Access, so just can avoid laying the new communications network involving great expense.Cable TV network (CATV) is as one of the widest network of coverage, there is the feature such as bandwidth, aboundresources, CATV optical fiber simultaneously/coaxial hybrid network is also one of infrastructure of Future Information highway, if can it be transformed, be used for realizing being connected between user and telecommunication transport network, the broadband inserting service of economical and efficient will inevitably be provided for user so.Like this in realizing cable TV network Two-way transformation, for radio network of future generation (NGB) provides the profitable carrier-class broadband cable scheme of registering one's residence.
Fiber to the home, and (FTTH) is a kind of transmission method of optical-fibre communications, be directly optical fiber receive user family in (place that user is required).Particularly, FTTH refers to optical network unit (ONU) is arranged on to household user or enterprise customer place, be in light access series except FTTD (fiber to the desk) the most close user's optical access network application type.The remarkable technical characterstic of FTTH is the bandwidth that not only provides larger, and has strengthened the transparency of network to data format, speed, wavelength and agreement, has relaxed the requirement such as environmental condition and power supply, has simplified and has safeguarded and install.But optical fiber main line has arrived given place in user family, can not arrive each room of user family, if other rooms need the Two-way of wiring logging-on function and cable TV, need extra bracing wire, this seriously damages layout of houses.Nowadays, the wiring in most houses is all interior lines, and a kind of equipment can connect coaxial line transmission Ethernet and cable TV signal, and realizing each room can wiring logging-on function and cable TV Two-way.
What the FTTH of telecommunications adopted is that unidirectional platform is data platform, adopts multicast mode, the bandwidth of 1G, and actual transmissions is 32Mbps code stream, almost can not transmit a set of high-definition television program; Be that bi-directional platform is RF broadcast platform and data platform and the FTTH of CATVA adopts, the bandwidth of 1G, and the actual 6Gbps code stream that can transmit, can transmit hundreds of cover high-definition television program, and what our this system adopted is bi-directional platform.
HomePlug AV, MOCA technology etc. have all realized each room desktop of fiber-to-the-subscriber, and their equipment cost is higher.
Summary of the invention
The object of the present invention is to provide one simple in structure, lower-cost a kind of integrated information processing platform based on FTTH, thus overcome deficiency of the prior art.
For achieving the above object, the present invention has adopted following technical scheme:
A kind of integrated information processing platform based on FTTH, comprise apparatus casing, optical receiver module, ORU module, power supply, plurality of front end data multiplexer and at least one terminal data multiplexer, described optical receiver module signal output part is connected with the high frequency input terminal of described plurality of front end data multiplexer, signal input part is connected with the optical interface arranging on described apparatus casing, described ORU module by signal output is connected with the low frequency input terminal of described plurality of front end data multiplexer module, signal input part is connected with another optical interface arranging on described apparatus casing, described front end data mux signal output is connected with described terminal data multiplexer input through coaxial cable, described optical receiver module, described ORU module, described power supply and described plurality of front end data multiplexer are all arranged in described apparatus casing, wherein, one optical interface is connected to line television signal line, another optical interface connects data signal line, described terminal data multiplexer low frequency port is connected with computer, for ether data-signal is transferred to computer, high frequency port is connected with CATV set-top-box, for by Cable TV Signal Transmission to CATV set-top-box.
Further, described optical receiver module comprises optical-electrical converter, signal amplifier and automatic gain control circuit, described optical-electrical converter input is connected with an optical interface, output is connected with described signal amplifier input, described signal amplifier output is connected with described automatic gain control circuit input, and described automatic gain control circuit output is connected with described splitter.
Further, described ORU module comprises optical network unit, switch module, a plurality of medium access control chips, CPLD and a plurality of physical chip, the defeated signal input part of described optical network unit is connected with another optical interface, signal output part is connected with described switch, described switch is connected with described a plurality of medium access control chips, described a plurality of medium access control chip is connected with described CPLD input, described CPLD output is connected with described a plurality of physical chips, described a plurality of physical chip also connects one to one with described plurality of front end data multiplexer.
Further, be also provided with WIFI module in described apparatus casing, described WIFI module is connected with described switch module.
Further, described optical receiver module, described ORU module and the equal modularization of described WIFI module, and can plug and be arranged in described apparatus casing.
Further, coaxial feedback-type power supply for described power acquisition.
Further, it is 1.3GHz that this platform radiofrequency signal RF adopts bandwidth, meets the developing direction of radio network of future generation.
Further, this platform upward signal and downstream signal transmit and use identical frequency band, and the upward signal employing TDD time division duplex of communicating by letter with downstream signal.
Further, this platform cable TV signal and broadband ether data-signal frequency division multiplexing, wherein broadband ether data-signal frequency band takies 5～65MHz, and cable TV signal frequency band takies 65～860MHz.
Further, described optical receiver module signal output part is connected with the high frequency input terminal of described plurality of front end data multiplexer, and described splitter is all arranged in described apparatus casing.
Compared with prior art, beneficial effect of the present invention is: simple in structure, and can make full use of existing coaxial line in user family and realize the Two-way that enters each room desktop and cable TV after Fiber to the home, effectively reduce installation cost.
Brief description of the drawings
Fig. 1 is the circuit block diagram of the integrated information processing platform based on FTTH in a preferred embodiment of the present invention;
Fig. 2 is the circuit diagram in apparatus casing in the integrated information processing platform based on FTTH in Fig. 1 embodiment.
Embodiment
Below in conjunction with a preferred embodiment, technical scheme of the present invention is further described.
Consult Fig. 1, should comprise apparatus casing, optical receiver module, ORU module, power supply, two front end data multiplexers and two terminal data multiplexers by the integrated information processing platform based on FTTH, optical receiver module signal output part is connected with two high frequency input terminals of front end data multiplexer through splitter, signal input part is connected with the optical interface arranging on housing, ORU module by signal output is connected with two low frequency input terminals of front end data multiplexer module, signal input part is connected with another optical interface arranging on housing, front end data mux signal output is connected with terminal data multiplexer input through coaxial cable, optical receiver module, ORU module, power supply, two front end data multiplexers and splitter are all arranged in apparatus casing, and two terminal data multiplexers are placed according to user's request, and be connected with front end data multiplexer by existing coaxial cable.
Preferably, be also provided with WIFI module in apparatus casing, WIFI module is connected with the switch module in optical receiver module; Optical receiver module, ORU module and the equal modularization of WIFI module, and can plug and be arranged in apparatus casing; Coaxial feedback-type power supply for power acquisition.
Wherein, one optical interface is connected to line television signal line, another optical interface connects data signal line, terminal data multiplexer low frequency port is connected with computer, for ether data-signal is transferred to computer, high frequency port is connected with CATV set-top-box, for by Cable TV Signal Transmission to CATV set-top-box.
It is 1.3GHz that this platform radiofrequency signal RF adopts bandwidth, meets the developing direction of radio network of future generation; This platform upward signal and downstream signal transmit and use identical frequency band, and the upward signal employing TDD time division duplex of communicating by letter with downstream signal; This platform cable TV signal and broadband ether data-signal frequency division multiplexing, wherein broadband ether data-signal frequency band takies 5～65MHz, and cable TV signal frequency band takies 65～860MHz.
Consult Fig. 2, optical receiver module comprises optical-electrical converter PT, signal amplifier SA and automatic gain control circuit AGC, ORU module comprises optical network unit ONU, switch module S, two medium access control chip MAC, complex programmable logic device (CPLD) and two physical chip PHY, coaxial feedback-type power supply comprises the first capacitor C 1, the first inductance L 1 and power port IN, is also provided with two optical interface R, two coaxial fitting F1 and F2, splitter CS, two front end data multiplexer U1 and U2, the second capacitor C 2 and the second inductance L 2 in housing, optical-electrical converter PT input is connected with an optical interface R, output is connected with signal amplifier SA input, signal amplifier SA output is connected with automatic gain control circuit AGC input, automatic gain control circuit AGC output is connected with splitter CS, splitter CS is connected with the high frequency input terminal of two front end data multiplexer U1 and U2 respectively, the defeated signal input part of optical network unit ONU is connected with another optical interface R, signal output part is connected with switch S, switch S is connected with two medium access control chip MAC, two medium access control chip MAC are connected with complex programmable logic device (CPLD) input, complex programmable logic device (CPLD) output is connected with two physical chip PHY, two physical chips also connect one to one with two front end data multiplexer U1 and U2, front end data multiplexer U2 signal output part is connected with coaxial fitting F2, front end data multiplexer U1 signal output part is connected with second inductance L 2 one end and coaxial fitting F1 through the second capacitor C 2, coaxial fitting F1 is connected with first capacitor C 1 one end and first inductance L 1 one end, first inductance L 1 other end is connected with power port IN.
Operation principle: first cable TV signal enters optical-electrical converter PT by an optical interface, the signal of telecommunication is converted to and enters signal amplifier SA after light signal and carry out signal amplification, signal is amplified into automatic gain control circuit AGC, make adjusting with signal strength signal intensity of amplifying circuit Gain Automaticly, signal after adjustment enters respectively front end data multiplexer U1 and U2 through splitter CS, Ethernet data signal enters ORU module through optical fiber by another optical interface, signal enters access switch module S after optical network unit ONU, signal enters respectively two medium access control chip MAC after switch module S, by media access control layer access complex programmable logic device (CPLD), signal enters respectively two physical chip PHY after complex programmable logic device (CPLD) logic control, signal accesses respectively two front end data multiplexer U1 and U2 after two physical chip PHY, (cable TV signal and Ethernet data signal transfer to the needed place of user by coaxial fitting F1 and F2 through coaxial line after accessing respectively front end data multiplexer U1 and U2 mixing, Back end data multiplexer).
The coaxial feedback-type power supply that the present invention adopts, utilizes the perfectly straight stream of the first inductance L 1 every interchange, and the logical stopping direct current principle that exchanges of the first capacitor C 1, converts 220V alternating current the output of to 12V direct current, and by coaxial line power supply to the device.
On present device housing, be also provided with device power supply (DPS) mouth P, device power supply (DPS) mouth P is connected with second inductance L 2 other ends, utilizes the perfectly straight stream of the second inductance L 2 every interchange, logical stopping direct current principle, the power supply to the device of exchanging of the second capacitor C 2.
Below be only concrete exemplary applications of the present invention, protection scope of the present invention is not constituted any limitation.All employing equivalents or equivalence are replaced and the technical scheme of formation, within all dropping on rights protection scope of the present invention.
Claims (10)
1. the integrated information processing platform based on FTTH, comprise apparatus casing, it is characterized in that, it also comprises optical receiver module, ORU module, power supply, plurality of front end data multiplexer and at least one terminal data multiplexer, described optical receiver module signal output part is connected with the high frequency input terminal of described plurality of front end data multiplexer, signal input part is connected with the optical interface arranging on described apparatus casing, described ORU module by signal output is connected with the low frequency input terminal of described plurality of front end data multiplexer module, signal input part is connected with another optical interface arranging on described apparatus casing, described front end data mux signal output is connected with described terminal data multiplexer input through coaxial cable, wherein, described optical receiver module, described ORU module, described power supply and described plurality of front end data multiplexer are all arranged in described apparatus casing.
2. the integrated information processing platform based on FTTH according to claim 1, it is characterized in that, described optical receiver module comprises optical-electrical converter, signal amplifier and automatic gain control circuit, described optical-electrical converter input is connected with an optical interface, output is connected with described signal amplifier input, described signal amplifier output is connected with described automatic gain control circuit input, and described automatic gain control circuit output is connected with described splitter.
3. the integrated information processing platform based on FTTH according to claim 1, it is characterized in that, described ORU module comprises optical network unit, switch module, a plurality of medium access control chips, CPLD and a plurality of physical chip, the defeated signal input part of described optical network unit is connected with another optical interface, signal output part is connected with described switch, described switch is connected with described a plurality of medium access control chips, described a plurality of medium access control chip is connected with described CPLD input, described CPLD output is connected with described a plurality of physical chips, described a plurality of physical chip also connects one to one with described plurality of front end data multiplexer.
4. according to the integrated information processing platform based on FTTH described in claim 1 or 3, it is characterized in that, in described apparatus casing, be also provided with WIFI module, described WIFI module is connected with described switch module.
5. according to the integrated information processing platform based on FTTH described in claim 1 or 4, it is characterized in that, described optical receiver module, described ORU module and the equal modularization of described WIFI module, and can plug and be arranged in described apparatus casing.
6. the integrated information processing platform based on FTTH according to claim 1, is characterized in that, coaxial feedback-type power supply for described power acquisition.
7. the integrated information processing platform based on FTTH according to claim 1, is characterized in that, it is 1.3GHz that this platform radiofrequency signal RF adopts bandwidth.
8. the integrated information processing platform based on FTTH according to claim 1, is characterized in that, this platform upward signal and downstream signal transmit and use identical frequency band, and the upward signal employing TDD time division duplex of communicating by letter with downstream signal.
9. the integrated information processing platform based on FTTH according to claim 1, it is characterized in that, this platform cable TV signal and broadband ether data-signal frequency division multiplexing, wherein broadband ether data-signal frequency band takies 5～65MHz, and cable TV signal frequency band takies 65～860MHz.
10. the integrated information processing platform based on FTTH according to claim 1, it is characterized in that, described optical receiver module signal output part is connected with the high frequency input terminal of described plurality of front end data multiplexer, and described splitter is all arranged in described apparatus casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310743910.4A CN103945288A (en) | 2013-12-30 | 2013-12-30 | Integrated information processing platform based on FTTH |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310743910.4A CN103945288A (en) | 2013-12-30 | 2013-12-30 | Integrated information processing platform based on FTTH |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103945288A true CN103945288A (en) | 2014-07-23 |
Family
ID=51192729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310743910.4A Pending CN103945288A (en) | 2013-12-30 | 2013-12-30 | Integrated information processing platform based on FTTH |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103945288A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111918154A (en) * | 2019-05-08 | 2020-11-10 | 华为技术有限公司 | Network device and terminal device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1960236A (en) * | 2006-02-22 | 2007-05-09 | 上海傲蓝通信技术有限公司 | Coaxial mixed full service access network system of bidirectional optical fiber |
| US8547172B1 (en) * | 2011-01-28 | 2013-10-01 | Arris Enterprises, Inc. | Optical transmitter with multiple isolated inputs and signal combining network |
-
2013
- 2013-12-30 CN CN201310743910.4A patent/CN103945288A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1960236A (en) * | 2006-02-22 | 2007-05-09 | 上海傲蓝通信技术有限公司 | Coaxial mixed full service access network system of bidirectional optical fiber |
| US8547172B1 (en) * | 2011-01-28 | 2013-10-01 | Arris Enterprises, Inc. | Optical transmitter with multiple isolated inputs and signal combining network |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111918154A (en) * | 2019-05-08 | 2020-11-10 | 华为技术有限公司 | Network device and terminal device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US20100103943A1 (en) | Methods and apparatus to provide power over an ethernet-based network to a wide area network access device | |
| JP2015509299A (en) | 10Gbps coaxial cable networking system | |
| CN103313441A (en) | EOC (Ethernet over Coax) terminal | |
| CN103945288A (en) | Integrated information processing platform based on FTTH | |
| CN203761398U (en) | FTTH (Fiber To The Home) extension equipment suitable for point-to-point axial access | |
| CN101951352A (en) | Cable television integrated gateway | |
| CN202026321U (en) | Integrated access device for three-wavelength optical fiber network terminal | |
| CN102694783A (en) | Tri-network integrated multi-service photoelectric integrated network element | |
| CN201928398U (en) | FEoC access system for two-way transformation of broadcasting and television network | |
| CN203457169U (en) | Field card-inserting type three-in-one intelligent integrated optical node equipment | |
| CN204719525U (en) | Support the home server of Multi net voting access | |
| CN203457168U (en) | Three-in-one intelligent integrated optical node equipment | |
| CN102291285A (en) | PFTTM (Passive optical network Fiber to the Home) service access system and method | |
| CN203279204U (en) | Eoc terminal | |
| CN202737864U (en) | Relay device suitable for point-to-multipoint broadband coaxial access | |
| CN102333025A (en) | Broadcasting and television two-way network system and smooth bandwidth-upgrading method thereof | |
| CN101924922A (en) | Monitoring method and monitoring system | |
| CN202231820U (en) | Set top box with fiber interface and network interface | |
| CN209845178U (en) | Single-fiber three-wave fusion device based on PON access | |
| JP4964105B2 (en) | Communication system and media converter | |
| CN205566343U (en) | Integration of three networks gateway based on PON basis | |
| CN203301509U (en) | Ethernet over coaxial cable-used three-in-one intelligent integrated optical node device | |
| CN202353724U (en) | Two-way broadcasting television network system | |
| CN203399092U (en) | I-type network management front-end controller with multi-frequency point receiving | |
| CN203775212U (en) | Optical radio frequency access equipment suitable for coaxial access to desk in Fiber to The Home (FTTH) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20140723 |