CN201797517U - Automatic monitoring and networking device for single-fiber three-way multiplexer - Google Patents
Automatic monitoring and networking device for single-fiber three-way multiplexer Download PDFInfo
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- CN201797517U CN201797517U CN2010205027281U CN201020502728U CN201797517U CN 201797517 U CN201797517 U CN 201797517U CN 2010205027281 U CN2010205027281 U CN 2010205027281U CN 201020502728 U CN201020502728 U CN 201020502728U CN 201797517 U CN201797517 U CN 201797517U
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- way multiplexer
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Abstract
The utility model provides an automatic monitoring and networking device for a single-fiber three-way multiplexer, which comprises a first sampling circuit, a second sampling circuit, a third sampling circuit, a forth sampling circuit and a plurality of central controllers, wherein the first sampling circuit samples an optical signal at the front end of the single-fiber three-way multiplexer to be tested; the second sampling circuit, the third sampling circuit and the forth sampling circuit respectively sample signals of wave length of 1550nm, 1490nm and 1310nm at the rear end of the single-fiber three-way multiplexer to be tested; the central controllers judge and position the fault according to the signals of each sampling circuit; the first sampling circuit, the second sampling circuit, the third sampling circuit and the forth sampling circuit are connected with the central controllers; and each central controller is in communicating connection with a management center by a wireless network. The automatic monitoring and networking device realizes the automatic monitoring, thereby greatly reducing the running cost and the management difficulty, and being strong in practical applicability.
Description
Technical field
The utility model belongs to that Fiber to the home, and (Fiber To The Home, FTTH) technical field is in particular for the automatic monitoring interconnection device of single-fiber three-way multiplexer.
Background technology
Along with the continuous intensification of social informatization degree, under the ordering about of high definition television (HDTV) and video request program broadband access service demands such as (VoD), the FTTH technology has obtained significant progress, and is considered to optimal access network technology.The FTTH technology has wide bandwidth, to the data form, speed, advantages such as the transparency support of wavelength and agreement, installation and working service simplification.
The single-fiber three-way multiplexer chip is one of core devices in the FTTH technology actual application, and its major function is coupling and the wavelength division multiplexing of finishing light signal.EPON and GPON technical standard ITU-TG.983 and G.984 standard the single-fiber three-way multiplexer chip adopt the three-wavelength allocative decision of 1310nm, 1490nm and 1550nm, that is: the 1310nm wavelength is used for uploading of data and IP vision signal; The following biography of 1490nm wavelength voice, data and IP vision signal; The 1550nm wavelength is used for passing under the analog video signal.
Because single-fiber three-way multiplexer is in user side work, and user side often has the applied environment complexity, therefore unfavorable factors such as burst accident occurrence frequency height are very necessary at the malfunction monitoring of single-fiber three-way multiplexer and the design and the development of FLU Fault Location Unit.But, all do not have report to be used for the related content of the automatic monitoring interconnection device of single-fiber three-way multiplexer in present patent and all kinds of document.
Summary of the invention
Do not have to monitor networking blueprint automatically in order to overcome existing single-fiber three-way multiplexer, can't realize automatic monitoring, operating cost height, deficiency that management difficulty is big, the utility model provides a kind of and realizes automatic monitoring, greatly reduce operating cost and management difficulty, practical single-fiber three-way multiplexer are monitored interconnection device automatically.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of single-fiber three-way multiplexer is monitored interconnection device automatically, comprise first sample circuit that is used for tested single-fiber three-way multiplexer front end is carried out the sampling of light signal, respectively to the 1550nm of the rear end of tested single-fiber three-way multiplexer, 1490nm, second sample circuit that the wavelength signals of 1310nm is sampled, the 3rd sample circuit, the 4th sample circuit, and the central controller that is used for finishing fault verification and location work according to the signal of each sample circuit, described first sample circuit, second sample circuit, the 3rd sample circuit is connected with described central controller with the 4th sample circuit, and each central controller is connected with the administrative center communication by wireless network.
As preferred a kind of scheme: described wireless network is the GSM network, described automatic monitoring interconnection device also comprises gsm module, 4.2V power module, SIM card module and Anneta module, described gsm module is connected with central controller, and described 4.2V power module, SIM card module and Anneta module all are connected with gsm module.
Described wireless network is a WLAN (wireless local area network), and described automatic monitoring interconnection device also comprises wireless interface module and Anneta module, and wireless interface module is connected with central controller, and described Anneta module wireless interface module connects.
Certainly, described wireless network also can be selected other wireless networks commonly used, for example based on the radio sensing network of zigbee technology etc.
Described central controller comprises main control chip, and the power module that is connected with described main control chip, crystal oscillator module, FLASH module, E2PROM module and gsm module.
Described central controller comprises main control chip, and the power module that is connected with described main control chip, crystal oscillator module, FLASH module, E2PROM module and wireless interface module.
Each sample circuit includes beam split and opto-electronic conversion electronic circuit and signal condition electronic circuit, described beam split and opto-electronic conversion electronic circuit comprise beam splitter and photoelectric conversion module, the splitting ratio of described beam splitter is: 95:5 or 90:10, described beam splitter is connected with described photoelectric conversion module, described signal condition electronic circuit comprises power amplifier and A/D converter, described photoelectric conversion module is connected with power amplifier, and described power amplifier is connected with A/D converter.
Technical conceive of the present utility model is: the fail safe and the stability that not only can improve single-fiber three-way multiplexer at the automatic monitoring and the FLU Fault Location Unit of single-fiber three-way multiplexer, and compare with traditional artificial fault detection method, can reduce the operating cost and the management difficulty of system again.
In the design and development of automatic monitoring and FLU Fault Location Unit, the interconnection device of equipment be related to automatic monitoring and FLU Fault Location Unit can operate as normal and bring into play the key link of its effect.Main cause has following 3 points: 1) monitoring must be reported to the police to administrative center or terminal use by interconnection device with FLU Fault Location Unit automatically; 2) administrative center or terminal use must send control command by interconnection device, to dispose automatic monitoring and FLU Fault Location Unit; 3) administrative center or terminal use often need to come a plurality of in unified management and the Monitoring and Controlling scope or all monitoring and FLU Fault Location Units automatically by interconnection device.
The beneficial effects of the utility model mainly show: 1, realize monitoring automatically, greatly reducing operating cost and management difficulty, practical; 2, realize fault location, be convenient in time keep in repair.
Description of drawings
Fig. 1 is based on the automatic monitoring modular hardware block diagram of single-fiber three-way multiplexer of gsm module.
Fig. 2 is the line schematic diagram of gsm module and controller.
Fig. 3 is based on the automatic monitoring modular hardware block diagram of single-fiber three-way multiplexer of wireless network card.
Fig. 4 is the line schematic diagram of wireless network card and controller.
Fig. 5 is based on the automatic monitoring modular networking of the single-fiber three-way multiplexer schematic diagram of mobile phone terminal.
Fig. 6 is based on the automatic monitoring modular networking of the single-fiber three-way multiplexer schematic diagram under the PC control mode of GSM modulator-demodulator.
Fig. 7 is based on the automatic monitoring modular networking of the single-fiber three-way multiplexer schematic diagram under the PC control mode of wireless router.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
Embodiment 1
With reference to Fig. 1, Fig. 2, Fig. 5 and Fig. 6, a kind of single-fiber three-way multiplexer is monitored interconnection device automatically, comprises being used for tested single-fiber three-way multiplexer front end is carried out first sample circuit of sampling of light signal and second sample circuit, the 3rd sample circuit, the 4th sample circuit of respectively wavelength signals of 1550nm, the 1490nm of the rear end of tested single-fiber three-way multiplexer, 1310nm being sampled; Described first to fourth sample circuit connects a central controller, described central controller reads the digital value of each sample circuit, and finish the determination and positioning work of fault, described first sample circuit, second sample circuit, the 3rd sample circuit and the 4th sample circuit are connected with described central controller.
Described central controller comprises main control chip, and the power module that is connected with described main control chip, crystal oscillator module, FLASH module, E2PROM module, gsm module or wireless network card; Described main control chip comprises sampled signal read module and fault judgement module, according to predefined different periods and different sampling intervals, read the digital value of two sample circuits respectively simultaneously, and relatively whether these two digital values is identical; If the comparative result difference will judge that so fault takes place, and definite fault type and carry out fault location, simultaneously, to report to the police to administrative center by gsm module or wireless network card, waiting system resets; If comparative result is identical, return information is proceeded timing sampling so; But, if continuous 10 times sampled value is all identical, and this has light as full 1(representative sampled value) or the 0(representative is unglazed entirely), judge that so equally fault takes place, and definite fault type and carry out fault location, simultaneously, report to the police to administrative center by gsm module or wireless network card, waiting system resets.
Described sample circuit comprises beam split and photoelectric conversion section and signal condition part, and described beam split and photoelectric conversion section are by beam splitter, photoelectric conversion module, and optical interface and wire jumper are formed, and described beam splitter splitting ratio is: 95:5 or 90:10; Described signal condition part mainly is made up of power amplifier, A/D converter.
The scheme of present embodiment is based on the automatic monitoring of single-fiber three-way multiplexer of gsm module and the interconnection device of FLU Fault Location Unit; With reference to Fig. 2, interconnection device also comprises 4 parts: 1) gsm module; 2) 4.2V power module; 3) SIM card module; 4) Anneta module.The connection situation of these 4 parts is as follows: gsm module is connected with central controller by serial ports, 4.2V power module is connected with grounded part with the power supply of gsm module and stable 4.2V voltage is provided, power supply, the ground connection of SIM card module and gsm module, resetting etc. partly is connected, and Anneta module directly is connected with gsm module.
Described gsm module adopts the TC35i chip.TC35i new edition Siemens industry gsm module is a technical grade gsm module of supporting the Chinese short message breath, be operated in EGSM900 and GSM1800 two-band, power range is direct current 3.3～4.8V, current drain---resting state is 3.5mA, idle condition is 25mA, emission state is 300mA (on average), the 2.5A peak value; But transferring voice and data-signal, power consumption is respectively 2W and 1W at EGSM900 (4 class) and GSM1800 (1 class).It supports the SMS (Short Message Service, short message) of Text and PDU form, can realize restarting and fault recovery by AT order or cut-off signals.
Described 4.2V power module adopts LM2941S, and this is the special-purpose voltage stabilizing chip of a switching mode, adjustable high performance microwave circuit.4.2V power module can guarantee gsm module (current peak is 2A) when emission state, the drop-out value of supply voltage (sending into the voltage of module) is no more than 0.4V, thereby guarantees the steady operation of gsm module.4.2V power module specifically is connected to gsm module: the 4.2V voltage output end is connected with the 1st～5 pin of TC35i, and earth terminal is connected with the 6th～10 pin of TC35i.
Described SIM card module adopts uses the circumscribed SIM card, and SIM voltage is 3V/1.8V.The SIM card module specifically is connected to gsm module: the CCRST on the SIM, CCIO, CCCL, CCVCC and CCGND directly link to each other with the end of the same name of TC35i by the SIM card reader, whether the CCIN pin of ZIF Connection Block is used for detecting SIM card and inserts, if connect correct, then the CCIN pin is exported high level, otherwise is low level.
Described Anneta module is connected with gsm module by the SMA interface, it is generally acknowledged and adopt the height that gains, bandwidth, built-in or external antenna that signal strength signal intensity is stable.
Based on the single-fiber three-way multiplexer of gsm module automatically the advantage of monitoring and the interconnection device of FLU Fault Location Unit be:
1) saves networking cost, directly use the GSM network of telecom operators;
2) utilize that the GSM network performance is stable, the advantage of technology maturation, wide coverage;
3) Xiang Guan system hardware and management software development technique maturation.
Example 1: as shown in Figure 5, more outmoded or do not have in the relatively poor community of wire routing in some infrastructure, for the ease of the operating state of monitoring single-fiber three-way multiplexer, can dispose N single-fiber three-way multiplexer and monitor automatically and FLU Fault Location Unit based on gsm module.These equipment are responsible for detecting in real time according to different periods and different assay intervals the operating state of single-fiber three-way multiplexer.In case fault has taken place certain single-fiber three-way multiplexer for a certain reason, corresponding equipment will be carried out alarm prompt to terminal phone by SMS so, and report location of fault and type.GSM mobile handset not only can receive the warning information from monitoring equipment, but also can be by SMS to the monitoring equipment sending controling instruction, as system reset or change assay intervals etc.
Example 2: as shown in Figure 6, more outmoded or do not have in the relatively poor community of wire routing in some infrastructure, for the ease of the operating state of monitoring single-fiber three-way multiplexer, can dispose N single-fiber three-way multiplexer and monitor automatically and FLU Fault Location Unit based on gsm module.These equipment are responsible for detecting in real time according to different periods and different assay intervals the total state of worker of single-fiber three-way multiplexer.In case fault has taken place certain single-fiber three-way multiplexer for a certain reason, corresponding equipment will be carried out alarm prompt to server by SMS so, and report location of fault and type.At first, SMS is connected to the GSM modulator-demodulator by the GSM antenna, and the GSM modulator-demodulator is sent to server by serial ports with SMS then.Server not only can read the warning information that SMS carries by corresponding software, and sends relevant alarm signal, the fault message of all right statistical correlation.Simultaneously, server can also be by SMS to the monitoring equipment sending controling instruction, as system reset or change assay intervals etc.
The described content of present embodiment only is enumerating the way of realization of utility model design; protection range of the present utility model should not be regarded as only limiting to the concrete form that embodiment states, protection range of the present utility model also reach in those skilled in the art according to the utility model design the equivalent technologies means that can expect.
Embodiment 2
With reference to Fig. 3, Fig. 4 and Fig. 7, in the present embodiment, interconnection device also comprises 2 parts: 1) wireless interface module; 2) Anneta module.The connection situation of these two parts is: wireless interface module is connected with central controller by USB interface, and Anneta module is connected with wireless interface module by the SMA interface.
Other schemes of present embodiment are all identical with embodiment 1.
Described wireless interface module is connected with central controller by USB Host interface, it is generally acknowledged that this wireless network card adopts IEEE 802.11b and IEEE 802.11g standard, support 64/128/152 WEP to encrypt, support senior encryption and security mechanisms such as WPA/WPA2, WPA-PSK/WPA2-PSK.
Described Anneta module is connected with wireless interface module by the SMA interface, it is generally acknowledged and adopt the height that gains, bandwidth, built-in or external antenna that signal strength signal intensity is stable.
Based on the single-fiber three-way multiplexer of wireless network card automatically the advantage of monitoring and the interconnection device of FLU Fault Location Unit be:
1) after composition in the early stage dropped into, follow-up network uses did not need further investment;
2) Xiang Guan system hardware and management software development technique maturation.
Example: as shown in Figure 7, in some wireless networks lay sound community,, can dispose N single-fiber three-way multiplexer and monitor automatically and FLU Fault Location Unit based on wireless network card for the ease of the operating state of monitoring single-fiber three-way multiplexer.These equipment are responsible for detecting in real time according to different periods and different assay intervals the total state of worker of single-fiber three-way multiplexer.In case fault has taken place certain single-fiber three-way multiplexer for a certain reason, corresponding equipment will be carried out alarm prompt to server by wireless network card so, and report location of fault and type.At first, wireless network card is connected to wireless router by antenna, and wireless router is sent to server by netting twine with relevant information then.Server not only can read warning information by corresponding software, and sends relevant alarm signal, the fault message of all right statistical correlation.Simultaneously, server can also be to the monitoring equipment sending controling instruction, as system reset or change assay intervals etc.
Claims (6)
1. a single-fiber three-way multiplexer is monitored interconnection device automatically, it is characterized in that: described automatic monitoring interconnection device comprises first sample circuit that is used for tested single-fiber three-way multiplexer front end is carried out the sampling of light signal, respectively to the 1550nm of the rear end of tested single-fiber three-way multiplexer, 1490nm, second sample circuit that the wavelength signals of 1310nm is sampled, the 3rd sample circuit, the 4th sample circuit, and the central controller that is used for finishing fault verification and location work according to the signal of each sample circuit, described first sample circuit, second sample circuit, the 3rd sample circuit is connected with described central controller with the 4th sample circuit, and each central controller is connected with the administrative center communication by wireless network.
2. single-fiber three-way multiplexer as claimed in claim 1 is monitored interconnection device automatically, it is characterized in that: described wireless network is the GSM network, described automatic monitoring interconnection device also comprises gsm module, 4.2V power module, SIM card module and Anneta module, described gsm module is connected with central controller, and described 4.2V power module, SIM card module and Anneta module all are connected with gsm module.
3. single-fiber three-way multiplexer as claimed in claim 1 is monitored interconnection device automatically, it is characterized in that: described wireless network is a WLAN (wireless local area network), described automatic monitoring interconnection device also comprises wireless interface module and Anneta module, wireless interface module is connected with central controller, and described Anneta module wireless interface module connects.
4. single-fiber three-way multiplexer as claimed in claim 2 is monitored interconnection device automatically, it is characterized in that: described central controller comprises main control chip, and the power module that is connected with described main control chip, crystal oscillator module, FLASH module, E2PROM module and gsm module.
5. single-fiber three-way multiplexer as claimed in claim 3 is monitored interconnection device automatically, it is characterized in that: described central controller comprises main control chip, and the power module that is connected with described main control chip, crystal oscillator module, FLASH module, E2PROM module and wireless interface module.
6. monitor interconnection device automatically as the described single-fiber three-way multiplexer of one of claim 1 ~ 5, it is characterized in that: each sample circuit includes beam split and opto-electronic conversion electronic circuit and signal condition electronic circuit, described beam split and opto-electronic conversion electronic circuit comprise beam splitter and photoelectric conversion module, the splitting ratio of described beam splitter is: 95:5 or 90:10, described beam splitter is connected with described photoelectric conversion module, described signal condition electronic circuit comprises power amplifier and A/D converter, described photoelectric conversion module is connected with power amplifier, and described power amplifier is connected with A/D converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205027281U CN201797517U (en) | 2010-08-24 | 2010-08-24 | Automatic monitoring and networking device for single-fiber three-way multiplexer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205027281U CN201797517U (en) | 2010-08-24 | 2010-08-24 | Automatic monitoring and networking device for single-fiber three-way multiplexer |
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| CN201797517U true CN201797517U (en) | 2011-04-13 |
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| CN2010205027281U Expired - Fee Related CN201797517U (en) | 2010-08-24 | 2010-08-24 | Automatic monitoring and networking device for single-fiber three-way multiplexer |
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- 2010-08-24 CN CN2010205027281U patent/CN201797517U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110413 Termination date: 20150824 |
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| EXPY | Termination of patent right or utility model |