CN203800938U - Optical power indicator used for optical receiver - Google Patents
Optical power indicator used for optical receiver Download PDFInfo
- Publication number
- CN203800938U CN203800938U CN201420153039.2U CN201420153039U CN203800938U CN 203800938 U CN203800938 U CN 203800938U CN 201420153039 U CN201420153039 U CN 201420153039U CN 203800938 U CN203800938 U CN 203800938U
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- optical
- photoelectric conversion
- conversion module
- optical receiver
- power
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Abstract
The utility model relates to an optical receiver, in particular, an optical power indicator used for an optical receiver. The optical power indicator includes a photoelectric conversion module which is embedded in the optical receiver and LED indicating lights which are connected with the photoelectric conversion module; the photoelectric conversion module includes a ten-stage operational amplifier circuit; and operational amplification is performed on optical power which is in a range of -7 to +2dB and is inputted from an optical signal input interface, and obtained optical power values are displayed on the LED indicating lights. According to the optical power indicator used for the optical receiver of the utility model, the optical power indicator embedded in the optical receiver is adopted, and optical signal test can be directly performed on the optical receiver through the photoelectric conversion module and the LED indicating lights on the optical power indicator. The optical power indicator is advantageous in low price and practicability.
Description
Technical field
The utility model relates to a kind of optical receiver, relates in particular to a kind of luminous power indicating device for optical receiver.
Background technology
At present, optical fiber communication is widely applied in broadcast, TV, network, transportation and other fields.In Fiber-optic Communication Projects implementation process, actual transmissions situation for test light receiver receiving optical signals, existing apparatus mostly adopts and on each optical receiver, connects separately a light power meter, test is inconvenient, and light power meter is very expensive, a light power meter generally needs ten thousand yuan of left and right, and equipment investment is costly.And during the luminous power of test among a small circle-7～+ 2dB scope, use dedicated optical power meter, and special cost of idleness, cost performance is not high.
Summary of the invention
The utility model needs to connect separately light power meter and light power meter price is high and ubiquity reference optical power is less shortcoming when the light signal that test light receiver receives for prior art, provide a kind of be embedded in optical receiver and cost ratio light power meter much much lower that particularly suitable reference optical power is the luminous power indicating device of ten sections of light signals of-7～+ 2dB.
In order to solve the problems of the technologies described above, the utility model is solved by following technical proposals:
A kind of luminous power indicating device for optical receiver, comprise the photoelectric conversion module being embedded in optical receiver and the LED light being connected with photoelectric conversion module, on photoelectric conversion module, be provided with light signal input interface, the light signal of the luminous power of-7～+ 2dB scope is from light signal input interface input optical receiver, light signal is converted to the signal of telecommunication through photoelectric conversion module, photoelectric conversion module comprises ten grades of operation amplifier circuits, and the luminous power of-7～+ 2dB scope from light signal input interface input is amplified to computing gained optical power value in LED light, show.
As preferably, LED light is 10 barcode LEDs,-7～+ 2dB reference optical power is divided into 10 power sections among a small circle, each among a small circle the maximum power value of power section be 1dB, each LED light is for showing and the corresponding optical power value of power section among a small circle.
As preferably, on optical receiver shell, be provided with the spherical LED alarm lamp being connected with photoelectric conversion module.If the optical power value of the light signal of input exceeds-7～+ 2dB scope, the optical power value of LED alarm lamp alarm input exceeds-7～+ 2dB scope, to adjust the signal source of light signal.
As preferably, on photoelectric conversion module, be also provided with electrical signal output interface, the signal of telecommunication is exported from electrical signal output interface.
The utility model is owing to having adopted above technical scheme, there is significant technique effect: adopt and be embedded the luminous power indicating device in optical receiver, by the photoelectric conversion module on luminous power indicating device and LED light, can be directly in the enterprising traveling optical signal test of optical receiver, this luminous power indicating device is cheap and practical.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model luminous power indicating device embodiment.
Fig. 2 is the circuit theory diagrams of ten grades of operation amplifier circuit embodiment of photoelectric conversion module of Fig. 1.
The toponym that in accompanying drawing, each number designation refers to is as follows: wherein 1-optical receiver, 2-photoelectric conversion module, 3-LED light, 4-LED alarm lamp, 21-light signal input interface, 22-electrical signal output interface.
Embodiment
Below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
Embodiment 1
A kind of luminous power indicating device for optical receiver, as shown in Figure 1, comprise the photoelectric conversion module 2 being embedded in optical receiver 1 and the LED light 3 being connected with photoelectric conversion module 2, photoelectric conversion module 2 comprises ten grades of operation amplifier circuits as shown in Figure 2, on optical receiver 1 shell, be provided with the spherical LED alarm lamp 4 being connected with photoelectric conversion module 2, on photoelectric conversion module 2, be provided with light signal input interface 21 and electrical signal output interface 22, light signal is from light signal input interface 21 input optical receivers 1, light signal is converted to the signal of telecommunication through photoelectric conversion module 2, from electrical signal output interface 22 output electrical signals.From the normal light power bracket of light signal input interface 21 inputs, be-7～+ 2dB, optical power value shows in LED light 3, LED light 3 is 10 barcode LEDs,-7～+ 2dB reference optical power is divided into 10 power sections among a small circle, each among a small circle the maximum power value of power section be 1dB, each LED light 3 is for showing and the corresponding optical power value of power section among a small circle.
When light signal is from light signal input interface 21 input optical receivers 1, if the optical power value of the light signal of input is within the scope of-7～+ 2dB, light signal carries out after the processing of sample of signal, conversion and amplification etc. through 2 pairs of these light signals of photoelectric conversion module, be converted to the signal of telecommunication, and demonstrate this optical power value in LED light 3; If the optical power value of the light signal of input exceeds-7～+ 2dB scope, LED light 3 shows this optical power value, and LED alarm lamp 4 is reported to the police simultaneously, the optical power value that represents input exceeds-7～+ 2dB scope, so that from the light signal of optical signal source adjustment input optical receiver 1, make the light signal of adjusting rear input meet the light signal within the scope of-7～+ 2dB optical power value.
In a word, the foregoing is only preferred embodiment of the present utility model, all equalizations of doing according to the utility model claim change and modify, and all should belong to the covering scope of the utility model patent.
Claims (4)
1. the luminous power indicating device for optical receiver, comprise the photoelectric conversion module (2) being embedded in optical receiver (1) and the LED light (3) being connected with photoelectric conversion module (2), on photoelectric conversion module (2), be provided with light signal input interface (21), the light signal of the luminous power of-7～+ 2dB scope is from light signal input interface (21) input optical receiver (1), light signal is converted to the signal of telecommunication through photoelectric conversion module (2), it is characterized in that: photoelectric conversion module (2) comprises ten grades of operation amplifier circuits, and the luminous power of-7～+ 2dB scope from light signal input interface (21) input is amplified to computing gained optical power value in LED light (3), show.
2. a kind of luminous power indicating device for optical receiver according to claim 1, it is characterized in that: LED light (3) is 10 barcode LEDs,-7～+ 2dB reference optical power is divided into 10 power sections among a small circle, each among a small circle the maximum power value of power section be 1dB, each LED light (3) is for showing and the corresponding optical power value of power section among a small circle.
3. a kind of luminous power indicating device for optical receiver according to claim 1, is characterized in that: on optical receiver (1) shell, be provided with the spherical LED alarm lamp (4) being connected with photoelectric conversion module (2).
4. according to a kind of luminous power indicating device for optical receiver described in claim 1 or 3, it is characterized in that: on photoelectric conversion module (2), be also provided with electrical signal output interface (22), the signal of telecommunication is exported from electrical signal output interface (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420153039.2U CN203800938U (en) | 2014-03-31 | 2014-03-31 | Optical power indicator used for optical receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420153039.2U CN203800938U (en) | 2014-03-31 | 2014-03-31 | Optical power indicator used for optical receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203800938U true CN203800938U (en) | 2014-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420153039.2U Expired - Fee Related CN203800938U (en) | 2014-03-31 | 2014-03-31 | Optical power indicator used for optical receiver |
Country Status (1)
| Country | Link |
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| CN (1) | CN203800938U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111756437A (en) * | 2017-12-12 | 2020-10-09 | 青岛海信宽带多媒体技术有限公司 | Optical module and monitoring method thereof |
-
2014
- 2014-03-31 CN CN201420153039.2U patent/CN203800938U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111756437A (en) * | 2017-12-12 | 2020-10-09 | 青岛海信宽带多媒体技术有限公司 | Optical module and monitoring method thereof |
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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: 20140827 Termination date: 20190331 |
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| CF01 | Termination of patent right due to non-payment of annual fee |