CN203193641U - Intelligent optical network of broadcast television network based on remote IP management and control - Google Patents
Intelligent optical network of broadcast television network based on remote IP management and control Download PDFInfo
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- CN203193641U CN203193641U CN 201320137592 CN201320137592U CN203193641U CN 203193641 U CN203193641 U CN 203193641U CN 201320137592 CN201320137592 CN 201320137592 CN 201320137592 U CN201320137592 U CN 201320137592U CN 203193641 U CN203193641 U CN 203193641U
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Abstract
The utility model relates to an intelligent optical network of a broadcast television network based on remote IP management and control. Optical signals transmitted by an optical fiber are converted into electric signals through a photoelectric conversion element; the electric signals are output to an electrically-tuned attenuator sequentially through a first amplifier, an automatic gain control circuit, a second amplifier, a digital attenuation control circuit, a digital equalization circuit, a third amplifier and an APM amplifier; and after that, one channel of signals is input to a CPU controller through a level detection circuit, and the other channel of signals is output via two output ports. The photoelectric conversion element inputs a signal to the CPU controller; the CPU controller monitors the automatic gain control circuit, the digital attenuation control circuit and the digital equalization circuit; a keyboard control button inputs a command to the CPU controller; the CPU controller sends a processing result to a digital display unit, a voice alarm circuit and a function indicating lamp; and the CPU controller communicates with external equipment through an IP transponder. The optical receiver has a large reception range, the output level is controllable, and the optical receiver has a remote control function.
Description
Technical field
The utility model relates to a kind of optical receiver, particularly the intelligent optical receiver of a kind of CHINA RFTCOM Co Ltd based on the IP remote management and control.
Background technology
Along with the continuous development of CHINA RFTCOM Co Ltd of new generation, the miniaturization of the intellectuality of network and light contact is extremely urgent, the development of incompatible CHINA RFTCOM Co Ltd of new generation of traditional optical receiver and traditional network management technology.Existing traditional optical receiver ubiquity range of receiving is little, power show simple, output level is uncontrollable, plug-in unit is too many, construct inconvenient debugging, telemanagement inconvenience, do not have remote control function, performance problem such as reliable inadequately, thereby affect development and the application of hfc plant greatly.Traditional rf modulations formula hfc plant management system unstable properties, headend equipment has high input, and the network management device complexity requires high to networking.
Summary of the invention
The utility model is the problem that can not adapt to the CHINA RFTCOM Co Ltd development at traditional optical receiver, the intelligent optical receiver of a kind of CHINA RFTCOM Co Ltd based on the IP remote management and control has been proposed, improve every performance of optical receiver, and have remote control function, present networks development follows up.
The technical solution of the utility model is: the intelligent optical receiver of a kind of CHINA RFTCOM Co Ltd based on the IP remote management and control, comprise photo-electric conversion element, the amplifier group, automatic gain control circuit, the numeral attenuation control circuit, digital equalization circuits, the AMP amplifier, the level detection element, cpu controller, the IP transponder, the Keyboard Control button, digital display module, the audible alarm circuit, functional indicator light, electrically controlled attenuator, after the light signal that optical cable sends is converted to the signal of telecommunication through photoelectric apparatus, successively through first amplifier, automatic gain control circuit, second amplifier, the numeral attenuation control circuit, digital equalization circuits, the 3rd amplifier, after the AMP amplifier outputs to electrically controlled attenuator, one the tunnel through level detection element input cpu controller, two delivery outlets of leading up to are exported, photo-electric conversion element, automatic gain control circuit, the numeral attenuation control circuit, the digital equalization circuits input signal is to cpu controller, cpu controller outputs a control signal to automatic gain control circuit, the numeral attenuation control circuit, digital equalization circuits, Keyboard Control button input instruction is to cpu controller, the cpu controller result is sent digital display module, the audible alarm circuit, functional indicator light, cpu controller communicates by IP transponder and external device.
The beneficial effects of the utility model are: the utility model is based on the intelligent optical receiver of the CHINA RFTCOM Co Ltd of IP remote management and control, and it is big to accept scope, and output level can be controlled, and parts are few, and the construction debugging is convenient, and telemanagement is convenient, and has remote control function.
Description of drawings
Fig. 1 is that the utility model is based on the intelligent optical receiver structural representation of the CHINA RFTCOM Co Ltd block diagram of IP remote management and control.
Embodiment
Based on the intelligent optical receiver structural representation of the CHINA RFTCOM Co Ltd block diagram of IP remote management and control, comprise power module, photo-electric conversion element 1, amplifier group, automatic gain control circuit 3, digital attenuation control circuit 5, balancing control circuit 6, AMP amplifier 8, level detection element 9, cpu controller 10, digital display module 13, audible alarm circuit 14, Keyboard Control button 12, IP transponder 11, state indicator elment 15 as shown in Figure 1.
The output of photo-electric conversion element 1 connects first order amplifier 2, automatic gain control circuit 3(AGC) input connects first order amplifier 2, automatic gain control circuit 3(AGC) output is connected with digital attenuation control circuit 5(DATT by second level amplifier 4), numeral attenuation control circuit 5(DATT) output connects digital equalization circuits 6(DEQ), digital equalization circuits 6(DEQ) be linked in sequence third level amplifier 7 and AMP amplifier 8 of output, AMP amplifier 8 outputs connect electrically controlled attenuator 16, exported by feed mouth or two delivery outlets through monitoring, automatic gain control circuit 3, numeral attenuation control circuit 5, digital equalization circuits 6 is connected cpu controller 10 simultaneously with photo-electric conversion element 1, cpu controller 10 also transponder 11 by the data wire control connection, Keyboard Control button 12, digital display module 13, audible alarm circuit 14, functional indicator light 15, cpu controller 10 also connect electrically controlled attenuator 16 by level detection element 9.
Described power module is used to provide 24V and 5V direct voltage.Be each circuit and chip power supply.
Described photo-electric conversion element 1 be used for light signal that optical cable is sent through photoelectric apparatus be converted to that level is suitable, low noise, the signal of telecommunication that signal is smooth.
Described first amplifier 2 is used for amplifying the signal of telecommunication after the opto-electronic conversion.
Described automatic gain control circuit 3(AGC) controlling second level amplifier, be used for controlling the fluctuation of the light signal that sends because of optical cable, the effect that level does not fluctuate.
Numeral attenuation control circuit 5(DATT) controlling third level amplifier 7, be used for according to a kind of IC of custom system design level and the element of remote management and control is provided.
Digital equalization circuits 6(DEQ) is used for adjusting network because of characteristic and the remote control management of cable.
Described level detection element 9 is used for detecting the output level of optical receiver.
Described cpu controller 10 is used for controlling all parameters of optical receiver, and the colleague sends all information commands to IP transponder 11.
Described digital display module 13 is used for showing all parameters of receiver.
Described Keyboard Control button 12 is used for controlling and regulates level control IC and digital equalization circuits 6.
Described IP transponder 11 be used for the response light receiver all parameters and and the webmastering software of front end communicate.
Described state indicator elment 15 is used to refer to the state of current implementation feature operation.
Operation principle of the present utility model is: light signal that optical cable sends through photoelectric apparatus 1 be converted to that level is suitable, low noise, the signal of telecommunication that signal is smooth, the third level amplifier of controlling to digital attenuation control circuit 5 through first order amplifier 2, automatic gain control circuit 3 control second level amplifiers 4, digital equalization circuits 67 is done last amplification back finally by AMP amplifier 8 signal is exported again; Be connected to digital display module 13 on the cpu controller 10, be used for showing the parameter of intelligent optical receiver, Keyboard Control button 12 is control and regulates in the digital attenuation control circuit 5 level control IC and digital equalization circuits 6, and all information is beamed back cpu controller 10 makes a decision; All parameters of optical receiver and control information send to IP transponder 11 by RX and the TX of cpu controller 10, IP transponder 11 communicates by data-interface (RJ45) all parameters and control information with the mode of IP route and the webmastering software of front end, the webmastering software of controlling and detect front end communicates, and reaches the purpose of intelligent control.
The utility model can be gathered the size of voltage in real time, when luminous power is lower than-10dBm, display light is crossed low LLL, and sound and light alarm, when the scope of importing light is lower than-8dBm, not to its output level control, when input optical power-8dBm～+ during 2dBm, single-chip microcomputer enters the AGC state, and the automatically controlled chip of decaying automatically shows too high HHH when input is wide in+3dBm light, and sound and light alarm, and all information sent to IP transponder 11, the webmastering software by IP transponder 11 and front end communicates, and realizes the purpose of intelligent control.
Claims (1)
1. one kind based on the intelligent optical receiver of the CHINA RFTCOM Co Ltd of IP remote management and control, it is characterized in that, comprise photo-electric conversion element, the amplifier group, automatic gain control circuit, the numeral attenuation control circuit, digital equalization circuits, the AMP amplifier, the level detection element, cpu controller, the IP transponder, the Keyboard Control button, digital display module, the audible alarm circuit, functional indicator light, electrically controlled attenuator, after the light signal that optical cable sends is converted to the signal of telecommunication through photoelectric apparatus, successively through first amplifier, automatic gain control circuit, second amplifier, the numeral attenuation control circuit, digital equalization circuits, the 3rd amplifier, after the AMP amplifier outputs to electrically controlled attenuator, one the tunnel through level detection element input cpu controller, two delivery outlets of leading up to are exported, photo-electric conversion element, automatic gain control circuit, the numeral attenuation control circuit, the digital equalization circuits input signal is to cpu controller, cpu controller outputs a control signal to automatic gain control circuit, the numeral attenuation control circuit, digital equalization circuits, Keyboard Control button input instruction is to cpu controller, the cpu controller result is sent digital display module, the audible alarm circuit, functional indicator light, cpu controller communicates by IP transponder and external device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320137592 CN203193641U (en) | 2013-03-25 | 2013-03-25 | Intelligent optical network of broadcast television network based on remote IP management and control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320137592 CN203193641U (en) | 2013-03-25 | 2013-03-25 | Intelligent optical network of broadcast television network based on remote IP management and control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203193641U true CN203193641U (en) | 2013-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320137592 Expired - Fee Related CN203193641U (en) | 2013-03-25 | 2013-03-25 | Intelligent optical network of broadcast television network based on remote IP management and control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203193641U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104811249A (en) * | 2014-01-24 | 2015-07-29 | 上海新纳通信技术有限公司 | Low-loss network type optical receiver and control method |
-
2013
- 2013-03-25 CN CN 201320137592 patent/CN203193641U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104811249A (en) * | 2014-01-24 | 2015-07-29 | 上海新纳通信技术有限公司 | Low-loss network type optical receiver and control method |
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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 |
Granted publication date: 20130911 Termination date: 20190325 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |