CN204145491U - A kind of network data Integrated Service Digital Network transmitter - Google Patents
A kind of network data Integrated Service Digital Network transmitter Download PDFInfo
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- CN204145491U CN204145491U CN201420509415.7U CN201420509415U CN204145491U CN 204145491 U CN204145491 U CN 204145491U CN 201420509415 U CN201420509415 U CN 201420509415U CN 204145491 U CN204145491 U CN 204145491U
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- protection device
- lightning protection
- master chip
- internal memory
- amplifier module
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 13
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Abstract
The utility model discloses a kind of network data Integrated Service Digital Network transmitter, be that one is undertaken growing the transmission of distance high-speed broadband network data-signal by double wired conductor specifically, and the device of same cable transmission power supply function can be realized, belong to communications electronics field.This transmitter mainly comprises far-end transmitter and local side receiver two parts, wherein far-end transmitter is made up of lightning protection device one, coupler one, Switch transducer one, internal memory one, flash-based processor one, master chip one, operation amplifier module one, lightning protection device two and power supply one, and local side receiver is made up of lightning protection device three, operation amplifier module two, internal memory two, flash-based processor two, master chip two, Switch signal converter two, coupler two, lightning protection device four and power supply two.This transmitter can utilize double wired conductor copper cable to realize the long-distance transmissions (maximum distance 2000 meters, the maximum 240Mbps of bandwidth) of high-speed broadband network data-signal, also supports that power supply is with cable transfer function simultaneously.
Description
Technical field
The utility model relates to a kind of network data signals transmitter, is that one is undertaken growing the transmission of distance high-speed broadband network data-signal by double wired conductor specifically, and can realizes the device of same cable transmission power supply function, belong to communication electronics field.
Background technology
Because network data signals uses network digital agreement completely, be convenient to network remote collection and propagation, its signal accuracy is higher, image sharpness is excellent, device structure compares simultaneously and simplify, conveniently moving, is also conducive to management on large and maintenance, and the networking of safety monitoring has become a kind of inevitable trend.The transmission means of current network digital signal is divided by transmission medium, mainly contains following three kinds:
Copper cable transmits: the coaxial cable used before comprising, telephone wire, double wired conductor all belong to copper cable medium transmission, and coaxial line and telephone line transmission distance limit are within 100 meters, and double wired conductor, according to cable specification, also can be limited within 100 meters.
Optical Fiber Transmission: optical fiber transmission network data-signal is proper beyond doubt, it has unrivaled advantage, signal bandwidth is large, the signal beams carrying high bandwidth can be allowed to pass through, long transmission distance, anti-interference is good, can accomplish low-down loss, optical fiber all can be adopted to carry out transmission network digital signal in any comparatively large system far away.But it also also exists many very important weakness simultaneously, its quality is crisp, mechanical strength is very low, welding wiring can only be adopted, technical requirement is very high, erection difficulty is also large, very strict to the requirement of environment, and the input of wiring and fiber optical transceiver is also huger, and optical fiber does not support that power supply transmits with cable in addition.
Wireless transmission: the form transmitting network data signal adopting microwave or frequency electromagnetic waves.Mainly be divided at present civilian and communicate special two kinds, its signal transmission distance and transmitter, antenna power have direct relation, and the civilian wireless biography elm distance passing elm equipment (wireless router) is at about 100 meters, and can not there be shelter centre.
To long range propagation be carried out by above-mentioned three kinds of known network data signals of medium transmission mode and be not easy, the video image of adding it requires that memory space is huge, although networking is kind of a trend, the general commercialization that must realize network high-definition monitoring still needs better Transmission.
Utility model content
For the problems referred to above, the utility model is intended providing a kind of and is carried out long range propagation high-speed broadband network data-signal by double core copper cable (as coaxial cable, telephone wire etc.), and can realize the device with cable transfer function of power supply.
For achieving the above object, the utility model have employed following technical scheme: a kind of network data Integrated Service Digital Network transmitter, it comprises far-end transmitter, local side receiver two parts, described far-end transmitter is by lightning protection device one, coupler one, Switch transducer one, internal memory one, flash-based processor one, master chip one, operation amplifier module one, lightning protection device two and power supply one or nine part composition, described local side receiver is by lightning protection device three, operation amplifier module two, internal memory two, flash-based processor two, master chip two, switch transducer two, coupler two, lightning protection device four and power supply two or nine part composition, described far-end transmitter is connected by double wired conductor copper cable with described local side receiver, in wherein said far-end transmitter, described lightning protection device one is connected with described coupler one, described coupler one and described Switch transducer one carry out company by, described Switch transducer one is connected with described internal memory one, described internal memory one is connected with described master chip one, described flash-based processor one is connected with described master chip one, described master chip one is connected with described operation amplifier module one, described operation amplifier module one is connected with described lightning protection device two, described power supply one respectively with described Switch transducer one, described internal memory one, described flash-based processor one, described master chip one is connected with described operation amplifier module one, in described local side receiver, described lightning protection device three is connected with described operation amplifier module two, described operation amplifier module two is connected with described internal memory two, described internal memory two is connected with described master chip two, described flash-based processor two is connected with described master chip two, described master chip two is connected with described switch transducer two, described switch transducer two is connected with described coupler two, described coupler two is connected with described lightning protection device four, described power supply two respectively with described operation amplifier module two, described internal memory two, described flash-based processor two, described master chip two is connected with described switch transducer two.
Owing to adopting above-mentioned design, the utility model network data Integrated Service Digital Network transmitter can realize the long-distance transmissions of high-speed broadband network data-signal, and utilize double wired conductor copper cable, transmission range can reach 2000 meters, and greatest physical bandwidth can reach 240Mbps.In addition the utility model also supports that power supply is with cable transfer function, original shaft power source cable can be utilized to power to far-end transmitter from local side receiver, avoid and again lay wiring, be applicable to the environment that can not change wiring, is conducive to saving cost.
Accompanying drawing explanation
Fig. 1: the utility model structural representation
Fig. 2: the utility model far-end transmitter architecture schematic diagram
Fig. 3: the utility model local side receiver architecture schematic diagram
In Fig. 1: 1---far-end transmitter, 2---local side receiver;
---lightning protection device one, 1-2---coupler one, 1-3---Switch transducer one in Fig. 2: 1-1,1-4---internal memory one, 1-5---flash-based processor one, 1-6---master chip one, 1-7---operation amplifier module one, 1-8---lightning protection device three, 1-9---power supply one;
---lightning protection device three, 2-2---operation amplifier module two, 2-3---internal memory two in Fig. 3: 2-1,2-4---flash-based processor two, 2-5---master chip two, 2-6---Switch transducer two, 2-7---coupler two, 2-8---lightning protection device four, 2-9---power supply two.
embodiment
As shown in Figure 1, the utility model network data Integrated Service Digital Network transmitter comprise 1, far-end transmitter and 2, local side receiver; As shown in Figure 2, described far-end transmitter 1 comprises lightning protection device one 1-1, coupler one 1-2, Switch transducer one 1-3, internal memory one 1-4, flash-based processor one 1-5, master chip one 1-6, operation amplifier module one 1-7, lightning protection device two 1-8 and power supply one 1-9; As shown in Figure 2, described local side receiver 2 comprises lightning protection device three 2-1, operation amplifier module two 2-2, internal memory two 2-3, flash-based processor two 2-4, master chip two 2-5, Switch transducer two 2-6, coupler two 2-7, lightning protection device four 2-8 and power supply two 2-9.
Described far-end transmitter 1 is carried out signal by double wired conductor copper cable with described local side receiver 2 and is electrically connected, in described far-end transmitter 1, described lightning protection device one 1-1 carries out signal with described coupler one 1-2 and is connected, described coupler one 1-2 carries out signal with described Switch transducer one 1-3 and is connected, described Switch transducer one 1-3 carries out signal with described internal memory one 1-4 and is connected, described internal memory one 1-4 carries out signal with described master chip one 1-6 and is connected, described flash-based processor one 1-5 carries out control program with described master chip one 1-6 and is connected, described master chip one 1-6 carries out signal with described operation amplifier module one 1-7 and is connected, described operation amplifier module one 1-7 carries out signal with described lightning protection device two 1-8 and is connected, described power supply one 1-9 respectively with described Switch transducer one 1-3, internal memory one 1-4, flash-based processor one 1-5, master chip one 1-6 and operation amplifier module one 1-7 is electrically connected.
In described local side receiver 2, described lightning protection device three 2-1 carries out signal with described operation amplifier module two 2-2 and is electrically connected, described operation amplifier module two 2-2 carries out signal with described internal memory two 2-3 and is connected, described internal memory two 2-3 carries out signal with described master chip two 2-5 and is connected, described flash-based processor two 2-4 carries out signal with described master chip two 2-5 and is connected, described master chip two 2-5 carries out signal with described Switch transducer two 2-6 and is connected, described Switch transducer two 2-6 carries out signal with described coupler two 2-7 and is connected, described coupler two 2-7 and described lightning protection device four 2-8 carry out signal connect by, described power supply two 2-9 respectively with described operation amplifier module two 2-2, internal memory two 2-3, flash-based processor two 2-4, master chip two 2-5 and Switch transducer two 2-6 is electrically connected.
When network video data signal imports the far-end transmitter of network data Integrated Service Digital Network transmitter into by IP network video camera, need through lightning protection device one at first, it can by too high thunderbolt energy discharge extremely greatly, overvoltage clamped down in predetermined lsafety level and absorb induction lightening magnetic field impulse, avoid being struck by lightning energy and with the induction lightening magnetic field impulse of signal input to the impact of rear circuit and precision components.Then via lightning protection device one, network data signals is delivered to coupler one to complete voltage isolation and filtering process, and then network data signals is passed to Switch transducer one and carries out the reception of signal data bag, opening, filtration be forwarded to internal memory one to complete the caching process of data-signal.Then network data signals is passed to master chip one; from flash-based processor one fetch program fast while master chip one Received signal strength; data analysis calculation process is carried out to signal; network data signals is modulated into OFDM (OFDM) signal; then the ofdm signal after modulation is passed to the amplification process of operation amplifier module one settling signal and is passed to lightning protection device two; last ofdm signal is distally transmitter output after the lightning protection of lightning protection device two, is transmitted to local side receiver by double wired conductor copper cable.During this period, DC12V power supply, is powered respectively to Switch transducer one, internal memory one, flash-based processor one, master chip one and operation amplifier module one via power supply one from local side receiver by double wired conductor copper cable input far-end transmitter.
When ofdm signal to import the local side receiver of data Integrated Service Digital Network into by double wired conductor copper cable, same needs are first through lightning protection device three, with the thunderbolt energy discharge of copper cable input extremely greatly, and induction lightening magnetic field impulse may be absorbed, and avoid the circuit at rear and components and parts to be impacted.Then ofdm signal be passed to operation amplifier module two carry out amplification reduction, to compensate the signal attenuation in long range propagation.Then the ofdm signal after amplifying is passed to internal memory two with the caching process of settling signal data and is passed to master chip two.Master chip two from flash-based processor two fetch program fast, carries out data analysis calculation process to ofdm signal, it is demodulated into TCP/IP network signal while reception ofdm signal.Then the TCP/IP network signal after demodulation is passed to Switch transducer two with the reception of settling signal packet, filtration, encapsulation be transmitted to coupler two.After the coupling processing of coupler two, TCP/IP network signal is passed to lightning protection device four and completes lightning protection again.Finally, TCP/IP network signal exports network management host or other-end equipment to from local side receiver.During this process, the external DC12V power supply of local side receiver, power to respectively operation amplifier module two, internal memory two, flash-based processor two, master chip two, Switch transducer two via power supply two, power supply also can export from local side via operation amplifier module two, lightning protection device three, realize power supply by double wired conductor copper cable to transmit with cable, power to far-end transmitter.
Claims (1)
1. a network data Integrated Service Digital Network transmitter, it comprises far-end transmitter (1), local side receiver (2) two parts, it is characterized in that described far-end transmitter (1) is by lightning protection device one (1-1), coupler one (1-2), Switch transducer one (1-3), internal memory one (1-4), flash-based processor one (1-5), master chip one (1-6), operation amplifier module one (1-7), lightning protection device two (1-8) and power supply one (1-9) nine part composition, described local side receiver (2) is by lightning protection device three (2-1), operation amplifier module two (2-2), internal memory two (2-3), flash-based processor two (2-4), master chip two (2-5), Switch transducer two (2-6), coupler two (2-7), lightning protection device four (2-8) and power supply two (2-9) nine part composition, described far-end transmitter (1) is connected by double wired conductor copper cable with described local side receiver (2), in wherein said far-end transmitter (1), described lightning protection device one (1-1) is connected with described coupler one (1-2), described coupler (1-2) is connected with described Switch transducer one (1-3), described Switch transducer one (1-3) is connected with described internal memory one (1-4), described internal memory one (1-4) is connected with described master chip one (1-6), described flash-based processor one (1-5) is connected with described master chip one (1-6), described master chip one (1-6) is connected with described operation amplifier module one (1-7), described operation amplifier module one (1-7) is connected with described lightning protection device two (1-8), described power supply one (1-9) respectively with described Switch transducer one (1-3), described internal memory one (1-4), described flash-based processor one (1-5), described master chip one (1-6) is connected with described operation amplifier module one (1-7), in described local side receiver (2), described lightning protection device three (2-1) is connected with described operation amplifier module two (2-2), described operation amplifier module (2-2) is connected with described internal memory two (2-3), described internal memory two (2-3) is connected with described master chip two (2-5), described flash-based processor two (2-4) is connected with described master chip two (2-5), described master chip two (2-5) is connected with described Switch transducer two (2-6), described Switch transducer two (2-6) is connected with described coupler two (2-7), described coupler two (2-7) is connected with described lightning protection device four (2-8), described power supply two (2-9) and described operation amplifier module two (2-2), described internal memory two (2-3), described flash-based processor two (2-4), described master chip two (2-5) is connected with described Switch transducer two (2-6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420509415.7U CN204145491U (en) | 2014-09-03 | 2014-09-03 | A kind of network data Integrated Service Digital Network transmitter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420509415.7U CN204145491U (en) | 2014-09-03 | 2014-09-03 | A kind of network data Integrated Service Digital Network transmitter |
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| CN204145491U true CN204145491U (en) | 2015-02-04 |
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| CN201420509415.7U Active CN204145491U (en) | 2014-09-03 | 2014-09-03 | A kind of network data Integrated Service Digital Network transmitter |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119624A (en) * | 2015-09-17 | 2015-12-02 | 四川龙瑞微电子有限公司 | Microwave communication device |
| CN105119626A (en) * | 2015-09-17 | 2015-12-02 | 四川龙瑞微电子有限公司 | Improved microwave communication apparatus |
-
2014
- 2014-09-03 CN CN201420509415.7U patent/CN204145491U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105119624A (en) * | 2015-09-17 | 2015-12-02 | 四川龙瑞微电子有限公司 | Microwave communication device |
| CN105119626A (en) * | 2015-09-17 | 2015-12-02 | 四川龙瑞微电子有限公司 | Improved microwave communication apparatus |
| CN105119626B (en) * | 2015-09-17 | 2017-11-10 | 四川龙瑞微电子有限公司 | Improvement type microwave communication device |
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Addressee: Gu Jiangshan Document name: payment instructions |