CN202406215U - Three-net-fusion broadband data access based branch front end equipment with two paths of input and output - Google Patents
Three-net-fusion broadband data access based branch front end equipment with two paths of input and output Download PDFInfo
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- CN202406215U CN202406215U CN2011204603476U CN201120460347U CN202406215U CN 202406215 U CN202406215 U CN 202406215U CN 2011204603476 U CN2011204603476 U CN 2011204603476U CN 201120460347 U CN201120460347 U CN 201120460347U CN 202406215 U CN202406215 U CN 202406215U
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Abstract
Three-net-fusion broadband data access based branch front end equipment with two paths of input and output comprises an equipment box body and an equipment internal electrical structure, the equipment internal electrical structure comprises a first inserter, a second inserter, an EOC modulator-demodulator and a power supply module, each inserter is respectively provided with a cable television program signal input port and a cable television program signal and IP data signal mixing output port, the EOC modulator-demodulator is provided with an optical fiber Ethernet data access port and connected with the two inserters; and the equipment box body is provided with a plurality of ports. In the equipment, as a unique circuit and structure design and a modularized design mode are adopted, double-path input/output or single-path input/output can be chosen flexibly according to terminal users, and demands of different communities and users are satisfied.
Description
Technical field
The utility model relates to cable TV wideband data access technology, is specifically related to the sub-district sub-headend equipment that a kind of cable TV wideband data inserts.
Background technology
Modern society is increasing to the demand of information; Internet becomes more and more important for the propagation of information with obtaining; Simultaneously, because the fast development of microelectric technique, computer technology, multimedia technology in recent years makes Internet go up the service that is transmitted by the original simple data file that Best-effort only is provided; Develop into other entertainment service such as real-time video, voice communication and animation, advertisement generally are provided, heighten thereby make Internet go up data volume.That uses emerges in an endless stream, and has driven networks development, and community's Access Network also develops to broadband direction step by step.The community broad band net has a variety of access waies, and like xDSL, HFC, broadband wireless access (LMDS), HomePNA access and Ethernet access technology etc., different access waies respectively has pluses and minuses.At home, the Ethernet access way has obtained extensive employing with its technical characterstic.Community's switch is connected to broadband metropolitan area network through optical fiber, and the signal transmission of forms such as ATM, gigabit Ethernet, SDH can be provided in the above, and simultaneously, community's switch is also being undertaken the important task of community network central apparatus.Transmission medium between the network center of sub-district and each building according to the size of distance etc., can be selected optical fiber or cable, and ethernet signal is with the speed transmission of 100Mbit/s or 1000Mbit/s.But it should be noted that if cable possibly can't satisfy the requirement of 1000Mbit/s transmission speed.The wiring that the intelligent residential district is inner can be selected the mode in FTTB or FTTB road.Each building has a switch to be connected with the spine switches at community network center under the situation of FTTB, links to each other with subscriber exchange through cable downwards, to resident family ethernet port is provided by subscriber exchange; Next in the situation in FTTB road is that each corridor (unit, stair) has a switch to be connected to the spine switches at community network center through optical fiber, and directly for resident family Ethernet interface (user of 1 floor is usually below 20) is provided.
At present, be used for IP data-signal and CATV signal are mixed output to the cable TV distribution network, the equipment that realization is total to cable transmission broadcast TV program and IP data is the sub-district sub-headend equipment that the cable TV wideband data inserts.Equipment is installed on the optical node ray machine cable outlet line of HFC cable television network or on building user's distribution network incoming line.Multiple business such as voice, video, data are provided for the user.The sub-headend circuitry design of existing sub-district does not have new meaning, and module is formed complex structure, and volume is also comparatively huge, can not satisfy actual needs.
The utility model content
The utility model has overcome the deficiency of prior art; A kind of sub-headend equipment based on the access of integration of three networks wideband data of two-way input and output is provided; This equipment has been broken traditional mentality of designing, with its original circuit and structural design, satisfies different communities and user's demand; Make maintenance of products convenient, offer operating platform that has hommization of user with configuration; This equipment volume is small and exquisite simultaneously, has solved the technical problem that exists in the prior art.
For solving above-mentioned technical problem, the utility model adopts following technical scheme:
A kind of sub-headend equipment of two-way input and output based on the access of integration of three networks wideband data; Comprise equipment box and device interior electrical structure; Above-mentioned device interior electrical structure comprises one first inserter and one second inserter, EOC modulator-demodulator and power module; The first wherein above-mentioned inserter has the delivery outlet that mixes of one first cable television program signal input and one first cable television program signal and IP data-signal; The second above-mentioned inserter has the delivery outlet that mixes of one second cable television program signal input and one second cable television program signal and IP data-signal; Above-mentioned EOC modulator-demodulator has fiber optic Ethernet data access port, and is connected with second inserter with first inserter; Have a plurality of external-connected ports on the above-mentioned equipment box; Feedback AC60V AC power in above-mentioned power module uses, and the first above-mentioned cable television program signal input also is simultaneously to exchange feed input port in the 60V heart yearn.
Further be:
Above-mentioned a plurality of external-connected ports comprise the first cable television program signal input port, first cable television program signal and IP data-signal mix delivery outlet port, the second cable television program signal input port, the second cable television program signal and IP data-signal mix delivery outlet and the EOC modulator-demodulator has fiber optic Ethernet data access port port; And mix the delivery outlet port, the second cable television program signal input port, the second cable television program signal of the first above-mentioned cable television program signal input port, the first cable television program signal and IP data-signal are sequentially arranged on the side of equipment box with the delivery outlet that mixes of IP data-signal; A plurality of external-connected ports also comprise the fiber optic Ethernet data access port port of EOC modulator-demodulator; Also be provided with the bolt hole that is used to install on the simultaneously above-mentioned equipment box, fiber optic Ethernet data access port port is arranged on the another side of equipment box.
Above-mentioned equipment box also is provided with fixing feet, is used for the erection unit casing.
Above-mentioned sub-district sub-headend equipment has earth terminal.
There is Surge Protector above-mentioned power module inside.
Compared with prior art, the beneficial effect of the utility model is:
1. traditional mentality of designing has been broken in the utility model design, with its original circuit and structural design, adopts the Module Design mode; Can select dual input neatly according to terminal use's situation, output or single channel input; Output; Satisfy different communities and user's demand (one of the utility model can be with 64 users at least), make maintenance of products convenient, offer operating platform that has hommization of user with configuration;
2. but product has adopted round-the-clock reliable and stable operation under advanced waterproof, lightning protection measures, the product rugged environment.
3. adopt high-quality and efficient Switching Power Supply, possess perfect antisurge (overvoltage) and under-voltage protection function, the reliability of complete machine is improved greatly; Reduce Overall Power Consumption simultaneously and prolonged useful life of equipment again.
4. brand-new structural design both had been fit to the steel strand wire lifting, and compatibly case is installed again; User's operating platform of outstanding heat-sinking capability, super large makes project installation and commissioning simple.
The network management responder that possesses complete National standard cooperates the front end webmastering software, can insert sub-headend to the EM17 Ethernet wideband data and carry out telemanagement with each user terminal.
Description of drawings
Fig. 1 is the utility model circuit module schematic diagram;
Fig. 2 is a lateral port figure of the utility model equipment box.
Embodiment
Below in conjunction with accompanying drawing the utility model is done further to set forth.
A kind of sub-headend equipment of two-way input and output based on the access of integration of three networks wideband data; Comprise equipment box 1 and device interior electrical structure; Above-mentioned device interior electrical structure (like Fig. 1) comprises one first inserter and one second inserter, EOC modulator-demodulator and power module; What the first wherein above-mentioned inserter had one first cable television program signal input 11 and one first cable television program signal and an IP data-signal mixes delivery outlet 12; The second above-mentioned inserter has the delivery outlet that mixes of one second cable television program signal input and one second cable television program signal and IP data-signal; Above-mentioned EOC modulator-demodulator has fiber optic Ethernet data access port, and is connected with second inserter with first inserter; Have a plurality of ports on the above-mentioned equipment box 1; Feedback AC60V AC power in above-mentioned power module uses, and the first above-mentioned cable television program signal input 11 also is simultaneously to exchange feed input port in the 60V heart yearn.Sub-district sub-headend equipment has earth terminal.There is Surge Protector power module inside.Power module is played a protective role.
As shown in Figure 2; Above-mentioned a plurality of external-connected ports comprise the first cable television program signal input port 21, first cable television program signal and IP data-signal mix delivery outlet port 22, the second cable television program signal input port 23, the second cable television program signal and IP data-signal mix delivery outlet 24 and the EOC modulator-demodulator has fiber optic Ethernet data access port port; And mix the delivery outlet port 22, the second cable television program signal input port 23, the second cable television program signal of the above-mentioned first cable television program signal input port 21, the first cable television program signal and IP data-signal are sequentially arranged on the side of equipment box 1 with the delivery outlet 24 that mixes of IP data-signal; A plurality of external-connected ports also comprise the fiber optic Ethernet data access port port of EOC modulator-demodulator; Also be provided with the bolt hole that is used to install on the simultaneously above-mentioned equipment box 1, fiber optic Ethernet data access port port is arranged on the another side of equipment box 1.Above-mentioned equipment box also is provided with fixing feet.Pierce into the fixing feet of cabinet and the slit between the equipment box with the steel hank knotting, again the screw-driving on two fixing feet is got final product.
The utility model is owing to be interior feed-type, should be specifically noted that during use whether supply power voltage, power control switch setting be correct, in order to avoid the input/output port of this product is charged, and damage equipment or tester.
Claims (5)
1. the sub-headend equipment that inserts based on integration of three networks wideband data of two-way input and output; Comprise equipment box (1) and device interior electrical structure; It is characterized in that: described device interior electrical structure comprises one first inserter and one second inserter, EOC modulator-demodulator and power module; What wherein said first inserter had one first cable television program signal input (11) and one first cable television program signal and an IP data-signal mixes delivery outlet (12); Described second inserter has the delivery outlet that mixes of one second cable television program signal input and one second cable television program signal and IP data-signal; Described EOC modulator-demodulator has fiber optic Ethernet data access port, and is connected with second inserter with first inserter; Described equipment box has a plurality of external-connected ports on (1); Feedback AC60V AC power in described power module uses, and the described first cable television program signal input (11) also is simultaneously to exchange feed input port in the 60V heart yearn.
2. the sub-headend equipment based on the access of integration of three networks wideband data of two-way input and output according to claim 1; It is characterized in that: described a plurality of external-connected ports comprise the first cable television program signal input port (21), first cable television program signal and IP data-signal mix delivery outlet port (22), the second cable television program signal input port (23), the second cable television program signal and IP data-signal mix delivery outlet (24) and the EOC modulator-demodulator has fiber optic Ethernet data access port port; And mix the delivery outlet port (22), the second cable television program signal input port (23), the second cable television program signal of the described first cable television program signal input port (21), the first cable television program signal and IP data-signal are sequentially arranged on the side of equipment box (1) with the delivery outlet (24) that mixes of IP data-signal; A plurality of external-connected ports also comprise the fiber optic Ethernet data access port port of EOC modulator-demodulator; Also be provided with the bolt hole that is used to install on the described equipment box (1) simultaneously, fiber optic Ethernet data access port port is arranged on the another side of equipment box (1).
3. the sub-headend equipment based on the access of integration of three networks wideband data of two-way input and output according to claim 1, it is characterized in that: described equipment box also is provided with fixing feet.
4. the sub-headend equipment based on the access of integration of three networks wideband data of two-way input and output according to claim 1, it is characterized in that: described sub-headend equipment has earth terminal.
5. the sub-headend equipment based on the access of integration of three networks wideband data of two-way input and output according to claim 1, it is characterized in that: there is Surge Protector described power module inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204603476U CN202406215U (en) | 2011-11-18 | 2011-11-18 | Three-net-fusion broadband data access based branch front end equipment with two paths of input and output |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204603476U CN202406215U (en) | 2011-11-18 | 2011-11-18 | Three-net-fusion broadband data access based branch front end equipment with two paths of input and output |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202406215U true CN202406215U (en) | 2012-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204603476U Expired - Fee Related CN202406215U (en) | 2011-11-18 | 2011-11-18 | Three-net-fusion broadband data access based branch front end equipment with two paths of input and output |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202406215U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108650438A (en) * | 2018-07-06 | 2018-10-12 | 深圳市鼎盛威电子有限公司 | Digital TV front-end host and digital signal converting system |
-
2011
- 2011-11-18 CN CN2011204603476U patent/CN202406215U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108650438A (en) * | 2018-07-06 | 2018-10-12 | 深圳市鼎盛威电子有限公司 | Digital TV front-end host and digital signal converting system |
| CN108650438B (en) * | 2018-07-06 | 2024-05-24 | 深圳市鼎盛威电子有限公司 | Digital television front-end host and digital signal conversion system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20120829 Termination date: 20181118 |