CN202798754U - Device for determining on-off state of optical fiber card information - Google Patents
Device for determining on-off state of optical fiber card information Download PDFInfo
- Publication number
- CN202798754U CN202798754U CN 201220514051 CN201220514051U CN202798754U CN 202798754 U CN202798754 U CN 202798754U CN 201220514051 CN201220514051 CN 201220514051 CN 201220514051 U CN201220514051 U CN 201220514051U CN 202798754 U CN202798754 U CN 202798754U
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- Prior art keywords
- card information
- power amplifier
- optical fiber
- capacitor
- switching circuit
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- Expired - Fee Related
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- 239000013307 optical fiber Substances 0.000 title abstract description 11
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 16
- 230000003321 amplification Effects 0.000 claims abstract description 13
- 230000003287 optical effect Effects 0.000 claims abstract description 11
- 239000003990 capacitor Substances 0.000 claims description 24
- RGNPBRKPHBKNKX-UHFFFAOYSA-N hexaflumuron Chemical compound C1=C(Cl)C(OC(F)(F)C(F)F)=C(Cl)C=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F RGNPBRKPHBKNKX-UHFFFAOYSA-N 0.000 claims description 23
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000007689 inspection Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The utility model discloses a device for determining an on-off state of an optical fiber card information and belongs to optical fiber card accessories. The device for determining the on-off state of the optical fiber card information includes a power source, a photoelectric conversion circuit, a pre-amplification electric circuit and a loudspeaker audio output circuit. The power source is connected with the photoelectric converting circuit. The photoelectric converting circuit is connected with the pre-amplification electric circuit. The pre-amplification electric circuit is connected with the loudspeaker audio output circuit. The photoelectric conversion circuit is connected with an optical fiber patch cord. The device for determining the on-off state of the optical fiber card information provided by the utility model converts weak optical signals and then amplifies the signals to electric signals. And the device for determining the on-off state of the optical fiber card information is connected with a loudspeaker, so that whether the signals work normally or not can be notified. Therefore, troubles of checking whether an optical fiber card works normally or not repeatedly can be eliminated. The device for determining the on-off state of the optical fiber card information has characteristics that the device for determining the on-off state of the optical fiber card information is reasonable in design, simple in structure, easy to process, small in size, convenient to use and the like.
Description
Technical field
The utility model relates to a kind of sonet card accessory, specifically a kind of device of judging sonet card information break-make.
Background technology
Optical fiber network interface card or hba(full name Host Bus Adapter, host bus adaptor) card only has on computers normal mounting to host slot, and could work after respective drive is installed.Judged the break-make of information by the signal emission lamp signal of the transmitting terminal of sonet card.When sonet card can work, the transmitting terminal signal emission lamp of sonet card bright (than seeing having light signal to send from transmitting terminal under the dark situation); The reason such as drive load is incorrect else if, the sonet card cisco unity malfunction, the signal emission lamp does not work.Because the signal emission lamp is very weak, and inspection method need to check from the computer rear end, and staff's needs constantly check whether transfer logically, whether sonet card information is normal from the rear end when computer debug, operates very inconveniently, and testing efficiency is low.
The utility model content
Technical assignment of the present utility model is for above weak point, provide a kind of and will be enlarged into the signal of telecommunication after the faint optical signal conversion, and connect the loud speaker notification signal and whether work, remove a kind of device of judging sonet card information break-make of the trouble whether continuous inspection work from.
The technical scheme that its technical problem that solves the utility model adopts is: comprise power supply, photoelectric switching circuit, pre-amplification circuit and loudspeaker audio output circuit, power supply is connected to photoelectric switching circuit, photoelectric switching circuit connects pre-amplification circuit, pre-amplification circuit connects the loudspeaker audio output circuit, and photoelectric switching circuit is connected with optical patchcord.
The photoelectric switching circuit that light signal can be converted to current signal is connected to the light signal transmitting terminal of sonet card by optical patchcord.
Power acquisition USB interface power supply, USB interface is connected to photoelectric switching circuit.
Photoelectric switching circuit comprises photodiode SPD, resistance R 1, power amplifier IC1 and capacitor C 1, resistance R 1 is connected in parallel on inverting input and the power take-off of power amplifier IC1, the end of photodiode SPD is connected to the inverting input of power amplifier IC1, and the power take-off of power amplifier IC1 is connected to an end of capacitor C 1; Pre-amplification circuit comprises resistance R 2, power amplifier IC2 and capacitor C 2, and resistance R 2 is connected in parallel on inverting input and the power take-off of power amplifier IC2, and the power take-off of power amplifier IC2 is connected to an end of capacitor C 2; The loudspeaker audio output circuit comprises capacitor C 3, variable resistor RP and the loud speaker BL of successively series connection; The other end of capacitor C 1 is connected to the normal phase input end of power amplifier IC2, and the other end of capacitor C 2 is connected to the other end of loud speaker BL, and the other end of capacitor C 3 is connected to the inverting input of power amplifier IC2; Power supply is connected between the normal phase input end and variable resistor RP and loud speaker BL of power amplifier IC1.
During use, the USB interface of USB interface power supply is connected to the USB mouth of host computer, optical patchcord is connected to the light signal transmitting terminal of sonet card.The light signal of sonet card is converted to audio signal output, audio frequency output is arranged during normal operation, convenient judgement.
A kind of device of judging sonet card information break-make of the present utility model, to be enlarged into the signal of telecommunication after the faint optical signal conversion, and connect the loud speaker notification signal and whether work, remove the trouble whether continuous inspection works from, have reasonable in design, simple in structure, be easy to processing, the characteristics such as volume is little, easy to use, thereby, have good value for applications.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified.
Accompanying drawing 1 is a kind of circuit block diagram of judging the device of sonet card information break-make.
Among the figure: 1, the light signal transmitting terminal of sonet card, 2, the USB interface power supply, 3, optical patchcord.
Being photoelectric switching circuit in the dotted line frame A, is pre-amplification circuit in the dotted line frame B, is the loudspeaker audio output circuit in the dotted line frame C.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments.
A kind of device of judging sonet card information break-make of the present utility model, its structure comprises power supply 2, photoelectric switching circuit (dotted line frame A is interior among the figure), pre-amplification circuit (dotted line frame B is interior among the figure) and loudspeaker audio output circuit (dotted line frame C is interior among the figure), power supply is connected to photoelectric switching circuit, photoelectric switching circuit connects pre-amplification circuit, pre-amplification circuit connects the loudspeaker audio output circuit, and photoelectric switching circuit is connected with optical patchcord 3.
The photoelectric switching circuit that light signal can be converted to current signal is connected to the light signal transmitting terminal 1 of sonet card by optical patchcord 3.
Power acquisition USB interface power supply 2, USB interface is connected to photoelectric switching circuit.
Photoelectric switching circuit comprises photodiode SPD, resistance R 1, power amplifier IC1 and capacitor C 1, resistance R 1 is connected in parallel on inverting input and the power take-off of power amplifier IC1, the end of photodiode SPD is connected to the inverting input of power amplifier IC1, and the power take-off of power amplifier IC1 is connected to an end of capacitor C 1; Pre-amplification circuit comprises resistance R 2, power amplifier IC2 and capacitor C 2, and resistance R 2 is connected in parallel on inverting input and the power take-off of power amplifier IC2, and the power take-off of power amplifier IC2 is connected to an end of capacitor C 2; The loudspeaker audio output circuit comprises capacitor C 3, variable resistor RP and the loud speaker BL of successively series connection; The other end of capacitor C 1 is connected to the normal phase input end of power amplifier IC2, and the other end of capacitor C 2 is connected to the other end of loud speaker BL, and the other end of capacitor C 3 is connected to the inverting input of power amplifier IC2; Power supply is connected between the normal phase input end and variable resistor RP and loud speaker BL of power amplifier IC1.
Of the present utility modelly a kind ofly judge that its processing and fabricating of device of sonet card information break-make is very simple and convenient, processing and fabricating gets final product shown in the by specification accompanying drawing.
Except the described technical characterictic of specification, be the known technology of those skilled in the art.
Claims (4)
1. device of judging sonet card information break-make, it is characterized in that comprising power supply, photoelectric switching circuit, pre-amplification circuit and loudspeaker audio output circuit, power supply is connected to photoelectric switching circuit, photoelectric switching circuit connects pre-amplification circuit, pre-amplification circuit connects the loudspeaker audio output circuit, and photoelectric switching circuit is connected with optical patchcord.
2. a kind of device of judging sonet card information break-make according to claim 1, the photoelectric switching circuit that it is characterized in that light signal can being converted to current signal is connected to the light signal transmitting terminal of sonet card by optical patchcord.
3. a kind of device of judging sonet card information break-make according to claim 1 is characterized in that power acquisition USB interface power supply, and USB interface is connected to photoelectric switching circuit.
4. a kind of device of judging sonet card information break-make according to claim 1, it is characterized in that photoelectric switching circuit comprises photodiode SPD, resistance R 1, power amplifier IC1 and capacitor C 1, resistance R 1 is connected in parallel on inverting input and the power take-off of power amplifier IC1, the end of photodiode SPD is connected to the inverting input of power amplifier IC1, and the power take-off of power amplifier IC1 is connected to an end of capacitor C 1; Pre-amplification circuit comprises resistance R 2, power amplifier IC2 and capacitor C 2, and resistance R 2 is connected in parallel on inverting input and the power take-off of power amplifier IC2, and the power take-off of power amplifier IC2 is connected to an end of capacitor C 2; The loudspeaker audio output circuit comprises capacitor C 3, variable resistor RP and the loud speaker BL of successively series connection; The other end of capacitor C 1 is connected to the normal phase input end of power amplifier IC2, and the other end of capacitor C 2 is connected to the other end of loud speaker BL, and the other end of capacitor C 3 is connected to the inverting input of power amplifier IC2; Power supply is connected between the normal phase input end and variable resistor RP and loud speaker BL of power amplifier IC1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220514051 CN202798754U (en) | 2012-10-09 | 2012-10-09 | Device for determining on-off state of optical fiber card information |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220514051 CN202798754U (en) | 2012-10-09 | 2012-10-09 | Device for determining on-off state of optical fiber card information |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202798754U true CN202798754U (en) | 2013-03-13 |
Family
ID=47825923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220514051 Expired - Fee Related CN202798754U (en) | 2012-10-09 | 2012-10-09 | Device for determining on-off state of optical fiber card information |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202798754U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106248348A (en) * | 2016-09-27 | 2016-12-21 | 国网四川省电力公司内江供电公司 | A kind of optical cable break-make detecting system |
-
2012
- 2012-10-09 CN CN 201220514051 patent/CN202798754U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106248348A (en) * | 2016-09-27 | 2016-12-21 | 国网四川省电力公司内江供电公司 | A kind of optical cable break-make detecting 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: 20130313 Termination date: 20161009 |