CN202930110U - Cable electronic nameplate device having adaptive brightness function - Google Patents
Cable electronic nameplate device having adaptive brightness function Download PDFInfo
- Publication number
- CN202930110U CN202930110U CN 201220627844 CN201220627844U CN202930110U CN 202930110 U CN202930110 U CN 202930110U CN 201220627844 CN201220627844 CN 201220627844 CN 201220627844 U CN201220627844 U CN 201220627844U CN 202930110 U CN202930110 U CN 202930110U
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- circuit
- operational amplifier
- resistance
- microprocessor
- electronic nameplate
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- Expired - Fee Related
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Abstract
The utility model discloses a cable electronic nameplate device having an adaptive brightness function comprising a photosensitive sensor, a high pass filter circuit, an amplification circuit, a microprocessor, a solar energy charging circuit, a display circuit, and an LED display screen. The photosensitive sensor, the high pass filter circuit, the amplification circuit, the microprocessor, the display circuit, and the LED display screen are respectively connected with the LED display screen. The solar energy charging circuit is respectively connected with the high pass filter circuit, the amplification circuit, and the microprocessor. The display circuit is connected with the LED display screen. The cable electronic nameplate device can be used for the identification of the cable, and the brightness of the electronic nameplate can be automatically adjusted according to the ambient light, and the brightness of the nameplate can be automatically enhanced under the condition of darkness in order to facilitate the observation of users.
Description
Technical field
The utility model relates to cable electronic nameplate device, particularly a kind of cable electronic nameplate device of adaption brightness.
Background technology
The nameplate of cable has important indicative function for maintenance and repair, traditional cable nameplate can only be observed for the people at highlight, could observe after perhaps needing the people to use illuminations in the time of unglazed the photograph, therefore, needs are a kind of can be according to the cable electronic nameplate device of ambient lighting situation automatic regulating lightness.
Summary of the invention
The purpose of this utility model is to provide a kind of cable electronic nameplate device of adaption brightness, is used for the sign cable.
The technical scheme that realizes above-mentioned purpose is: a kind of cable electronic nameplate device of adaption brightness, comprise light sensor, high-pass filtering circuit, amplifying circuit, microprocessor, solar charging circuit, display circuit and LED display, described light sensor, high-pass filtering circuit, amplifying circuit, microprocessor, display circuit are connected with LED display and are connected, described solar charging circuit and described high-pass filtering circuit, described amplifying circuit, described microprocessor, described display circuit be connected LED display and connect.
The cable electronic nameplate device of above-mentioned a kind of adaption brightness, wherein, described high-pass filtering circuit comprises the first operational amplifier, resistance, electric capacity, described the first operational amplifier positive input and the light sensor output electric quantity signal end described resistance of connecting, with the described electric capacity of connecting between the ground wire reference level, the described resistance of connecting between described the first operational amplifier inverting input and ground wire reference level is with the described resistance of connecting between described the first operational amplifier output terminal.
The cable electronic nameplate device of above-mentioned a kind of adaption brightness, wherein, described amplifying circuit comprises the second operational amplifier, resistance, described the second operational amplifier positive input described resistance of connecting with the second operational amplifier output terminal, the described resistance of connecting between described the second operational amplifier inverting input and ground wire reference level is with the described resistance of connecting between described the second operational amplifier output terminal.
The cable electronic nameplate device of above-mentioned a kind of adaption brightness, wherein, described microprocessor is connected with the output of described the second operational amplifier with the A/D modular converter.
The utility model is used for the sign cable, can automatically regulate electronic nameplate brightness according to the situation of ambient lighting, observes for the people according to automatically strengthening nameplate brightness in situation unglazed.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
See also Fig. 1, provided a kind of cable electronic nameplate device embodiment of adaption brightness in figure, comprise light sensor 10, high-pass filtering circuit 100, amplifying circuit 200, microprocessor 20, display circuit 30, LED display 40 and solar charging circuit 50.
Described high-pass filtering circuit 100 comprises operational amplifier U1, resistance R 1, resistance R 2, resistance R 3, capacitor C 1.
In this example is implemented, R1=100 Ω, R2=100 Ω, R3=100 Ω, C1=10uF,
Amplifying circuit 200 comprises the second operational amplifier U2, resistance R 5, resistance R 6, resistance R 7.
In this example is implemented, R4=100 Ω, R5=100 Ω, R7=10K Ω,
Output electric quantity signal OUT1 and the second operational amplifier U2 positive input series resistance R4, series resistance R5 between the second operational amplifier U2 inverting input and ground wire reference level, and series resistance R6 between the second operational amplifier output terminal OUT2.
During this example was implemented, microprocessor 20 adopted the MSP430 low power processor, and light sensor 10 adopts PT3528AC.
The utility model principle is: utilize light sensor 10 testing environment illumination situations, with light sensor 10 output signals after high-pass filtering circuit 100 filtering, amplifying circuit 200 are amplified, pass to the A/D modular converter of microprocessor 20, microprocessor 20 computing environment intensities of illumination, according to the intensity of illumination situation, regulate LED display 40 brightness by display circuit 30, when illumination is arranged, electric energy is provided for device work by solar charging circuit 50, charge the battery simultaneously, work provides electric energy to device by battery when unglazed the photograph.
Below embodiment has been described in detail the utility model by reference to the accompanying drawings, and those skilled in the art can make the many variations example to the utility model according to the above description.Thereby some details in embodiment should not consist of restriction of the present utility model, and the scope that the utility model will define with appended claims is as protection range of the present utility model.
Claims (4)
1. the cable electronic nameplate device of an adaption brightness, it is characterized in that, comprise light sensor (10), high-pass filtering circuit (100), amplifying circuit (200), microprocessor (20), solar charging circuit (50), display circuit (30) and LED display (40), described light sensor (10), high-pass filtering circuit (100), amplifying circuit (200), microprocessor (20), display circuit (30) is connected 40 with LED display) connect successively, described solar charging circuit (50) respectively with described high-pass filtering circuit (100), described amplifying circuit (200), described microprocessor (20), described display circuit (30) be connected LED display (40) and connect.
2. a kind of cable electronic nameplate device of adaption brightness according to claim 1, it is characterized in that, described high-pass filtering circuit (100) comprises the first operational amplifier (U1), resistance (R1), (R2), (R3), electric capacity (C1), described the first operational amplifier (U1) positive input and described light sensor (10) output electric quantity signal end (Vin) the described resistance (R1) of connecting, with the described electric capacity (C1) of connecting between the ground wire reference level, the described resistance (R2) of connecting between described the first operational amplifier (U1) inverting input and ground wire reference level, and the described resistance of series electrical (R3) between described the first operational amplifier (U1) output (OUT1).
3. a kind of cable electronic nameplate device of adaption brightness according to claim 1, it is characterized in that, described amplifying circuit (200) comprises the second operational amplifier (U2), resistance (R4), (R5), (R6), described the second operational amplifier (U2) positive input described resistance (R4) of connecting with described the second operational amplifier (U2) output (OUT2), the described resistance (R5) of connecting between described the second operational amplifier (U2) inverting input and ground wire reference level, with the described resistance (R6) of connecting between described the second operational amplifier (U2) output (OUT2).
4. a kind of cable electronic nameplate device of adaption brightness according to claim 1, is characterized in that, described microprocessor (20) is connected with the output (OUT2) of described the second operational amplifier (U2) with the A/D modular converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220627844 CN202930110U (en) | 2012-11-23 | 2012-11-23 | Cable electronic nameplate device having adaptive brightness function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220627844 CN202930110U (en) | 2012-11-23 | 2012-11-23 | Cable electronic nameplate device having adaptive brightness function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202930110U true CN202930110U (en) | 2013-05-08 |
Family
ID=48220046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220627844 Expired - Fee Related CN202930110U (en) | 2012-11-23 | 2012-11-23 | Cable electronic nameplate device having adaptive brightness function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202930110U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3007856A1 (en) * | 2013-06-27 | 2015-01-02 | Continental Automotive France | DEVICE FOR PROCESSING A SIGNAL FROM A THERMOPILE AND ASSOCIATED METHOD |
| CN105469774A (en) * | 2015-12-11 | 2016-04-06 | 深圳一电航空技术有限公司 | Display screen brightness adjusting method and apparatus |
-
2012
- 2012-11-23 CN CN 201220627844 patent/CN202930110U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3007856A1 (en) * | 2013-06-27 | 2015-01-02 | Continental Automotive France | DEVICE FOR PROCESSING A SIGNAL FROM A THERMOPILE AND ASSOCIATED METHOD |
| CN105469774A (en) * | 2015-12-11 | 2016-04-06 | 深圳一电航空技术有限公司 | Display screen brightness adjusting method and apparatus |
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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: 20130508 Termination date: 20191123 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |