CN104482457A - Lighting device having sampling circuit for background wall - Google Patents
Lighting device having sampling circuit for background wall Download PDFInfo
- Publication number
- CN104482457A CN104482457A CN201410601039.9A CN201410601039A CN104482457A CN 104482457 A CN104482457 A CN 104482457A CN 201410601039 A CN201410601039 A CN 201410601039A CN 104482457 A CN104482457 A CN 104482457A
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- CN
- China
- Prior art keywords
- resistance
- node
- photodiode
- electric capacity
- circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses a lighting device having a sampling circuit for a background wall. The lighting device having the sampling circuit for the background wall comprises photosensitive diodes, light emitting diodes. a single chip, a frame and a piece of transparent glass; the photosensitive diodes are arranged in multiple rows and multiple rows of the photosensitive diodes are arranged in a parallel mode, a plurality of light emitting diodes are evenly arranged between two rows of photosensitive diodes being adjacent to each other; the output signal of the photosensitive diode is transmitted to the single chip, the single chip controls the brightness of the light emitting diodes according to the received signal, the transparent glass is embedded in the frame, and the single chip is also arranged in the frame; the photosensitive diodes and the single chip are orderly and serially connected with a sampling circuit, a filter circuit and an amplifying circuit; the sampling circuit comprises an operational amplifier A1, diode D1 and a slide rheostat R4. The eyesight is protected while watching the TV set.
Description
Technical field
The present invention relates to a kind of lighting device for wall with sample circuit.
Background technology
At present, along with everybody is to requirement attractive in appearance, the pattern of television background wall is various.The development of semiconductor simultaneously, existing light emitting diode can be modulated in segmentation, thus reaches different brightness of illuminations.And motor is when watching, not easily watch when light is too dark, light is too dark will cause the damage that cannot make up to eyesight.
Summary of the invention
The object of the invention is to, for the problems referred to above, propose a kind of lighting device for wall with sample circuit, to realize the advantage of vision protection.
For achieving the above object, the technical solution used in the present invention is:
A kind of lighting device for wall with sample circuit, comprise photodiode, light emitting diode, single-chip microcomputer, frame and clear glass, described photodiode is multiple row, multiple row photodiode be arranged in parallel, between the photodiode that two row are adjacent, multiple light emitting diode is set all uniformly, the output signal of described photodiode transfers to single-chip microcomputer, described single-chip microcomputer controls the brightness of light emitting diode according to the signal received, clear glass is embedded in frame, and single-chip microcomputer is also arranged in frame, to connect successively between described photodiode and single-chip microcomputer sample circuit, filter circuit and amplifying circuit, described sample circuit, comprise transport and placing device A1, diode D1 and slide rheostat R4, between the inverting input that the parallel circuit that resistance C4 and resistance R5 forms is connected to transport and placing device A1 and output, the reverse inter-input-ing ending grounding of described transport and placing device A1, the in-phase input end series diode D1 successively of this transport and placing device A1, resistance R1 and resistance R2, and the negative electrode of diode D1 is connected with resistance R1, the series circuit that electric capacity C2 and electric capacity C3 forms is connected in parallel on the two ends of the series circuit that resistance R1 and resistance R2 forms, node between resistance R1 and resistance R2 is B, node between electric capacity C2 and electric capacity C3 is D, electric capacity C1 and resistance R3 is connected between Node B and node D, node between electric capacity C1 and resistance R3 is C, between the output that described slide rheostat R4 is connected on transport and placing device A1 and ground, the adjustable end of this slide rheostat R4 is connected with C node.
Further, described frame adopts bridge-cut-off aluminum material.
Technical scheme of the present invention has following beneficial effect:
Technical scheme of the present invention, is detected by the illumination of photodiode to surrounding, and passes through the luminous intensity of Single-chip Controlling Light-Emitting Diode according to the intensity of illumination, thus provides suitable intensity of illumination for watching TV, reaches the object of vision protection.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is the structural representation with the lighting device for wall of sample circuit described in the embodiment of the present invention;
Fig. 2 is the electronic circuitry of the sample circuit described in the embodiment of the present invention.
By reference to the accompanying drawings, in the embodiment of the present invention, Reference numeral is as follows:
1-frame; 2-photodiode; 3-light emitting diode.
Detailed description of the invention
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the present invention, is not intended to limit the present invention.
As shown in Figure 1, a kind of lighting device for wall with sample circuit, comprise photodiode, light emitting diode, single-chip microcomputer, frame and clear glass, photodiode is multiple row, multiple row photodiode be arranged in parallel, between the photodiode that two row are adjacent, multiple light emitting diode is set uniformly, the output signal of photodiode transfers to single-chip microcomputer, single-chip microcomputer controls the brightness of light emitting diode according to the signal received, clear glass is embedded in frame, and single-chip microcomputer is also arranged in frame, to connect successively between photodiode and single-chip microcomputer sample circuit, filter circuit and amplifying circuit, sample circuit as shown in Figure 2, comprise transport and placing device A1, diode D1 and slide rheostat R4, between the inverting input that the parallel circuit that resistance C4 and resistance R5 forms is connected to transport and placing device A1 and output, the reverse inter-input-ing ending grounding of transport and placing device A1, the in-phase input end series diode D1 successively of this transport and placing device A1, resistance R1 and resistance R2, and the negative electrode of diode D1 is connected with resistance R1, the series circuit that electric capacity C2 and electric capacity C3 forms is connected in parallel on the two ends of the series circuit that resistance R1 and resistance R2 forms, node between resistance R1 and resistance R2 is B, node between electric capacity C2 and electric capacity C3 is D, electric capacity C1 and resistance R3 is connected between Node B and node D, node between electric capacity C1 and resistance R3 is C, between the output that slide rheostat R4 is connected on transport and placing device A1 and ground, the adjustable end of this slide rheostat R4 is connected with C node.
Wherein, frame adopts bridge-cut-off aluminum material.Clear glass adopts diffusion glass, thus soft for the relation of light emitting diode is distributed in TV rear, and does not cause direct projection to human eye, affects viewing effect.The spacing of adjacent photodiode is 60cm.Can control by single-chip microcomputer the number that light emitting diode opens, carry out controlled light intensity, when needing to turn down illumination, just close a part of light emitting diode, when needing to heighten illumination, just open a part of light emitting diode more.
Last it is noted that the foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, although with reference to previous embodiment to invention has been detailed description, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (2)
1. one kind has the lighting device for wall of sample circuit, it is characterized in that, comprise photodiode, light emitting diode, single-chip microcomputer, frame and clear glass, described photodiode is multiple row, multiple row photodiode be arranged in parallel, between the photodiode that two row are adjacent, multiple light emitting diode is set all uniformly, the output signal of described photodiode transfers to single-chip microcomputer, described single-chip microcomputer controls the brightness of light emitting diode according to the signal received, clear glass is embedded in frame, and single-chip microcomputer is also arranged in frame, to connect successively between described photodiode and single-chip microcomputer sample circuit, filter circuit and amplifying circuit, described sample circuit, comprise transport and placing device A1, diode D1 and slide rheostat R4, between the inverting input that the parallel circuit that resistance C4 and resistance R5 forms is connected to transport and placing device A1 and output, the reverse inter-input-ing ending grounding of described transport and placing device A1, the in-phase input end series diode D1 successively of this transport and placing device A1, resistance R1 and resistance R2, and the negative electrode of diode D1 is connected with resistance R1, the series circuit that electric capacity C2 and electric capacity C3 forms is connected in parallel on the two ends of the series circuit that resistance R1 and resistance R2 forms, node between resistance R1 and resistance R2 is B, node between electric capacity C2 and electric capacity C3 is D, electric capacity C1 and resistance R3 is connected between Node B and node D, node between electric capacity C1 and resistance R3 is C, between the output that described slide rheostat R4 is connected on transport and placing device A1 and ground, the adjustable end of this slide rheostat R4 is connected with C node.
2. the lighting device for wall with sample circuit according to claim 1, is characterized in that, described frame adopts bridge-cut-off aluminum material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410601039.9A CN104482457A (en) | 2014-10-31 | 2014-10-31 | Lighting device having sampling circuit for background wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410601039.9A CN104482457A (en) | 2014-10-31 | 2014-10-31 | Lighting device having sampling circuit for background wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104482457A true CN104482457A (en) | 2015-04-01 |
Family
ID=52757030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410601039.9A Pending CN104482457A (en) | 2014-10-31 | 2014-10-31 | Lighting device having sampling circuit for background wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104482457A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1434242A (en) * | 2002-01-21 | 2003-08-06 | 诠兴开发科技股份有限公司 | Energy-saving type LED lamp set |
| CN1663323A (en) * | 2002-06-25 | 2005-08-31 | 皇家飞利浦电子股份有限公司 | System for maintaining light characteristics from a multi-chip led package |
| CN2821387Y (en) * | 2005-05-23 | 2006-09-27 | 深圳市中电照明有限公司 | LED lamp capable of mounting in wall socket panel or wall switch panel |
| JP2007066879A (en) * | 2005-08-26 | 2007-03-15 | Paikomu Corp | Backlight device and control method |
| CN201548938U (en) * | 2009-10-29 | 2010-08-11 | 北京汇冠新技术股份有限公司 | Touch screen and touch system |
| CN101861018A (en) * | 2010-05-05 | 2010-10-13 | 金杲易光电科技(深圳)有限公司 | LED switch power supply capable of dimming |
| CN103738597A (en) * | 2013-12-09 | 2014-04-23 | 无锡市优耐特石化装备有限公司 | Intelligent egg storage device with sampling circuit |
-
2014
- 2014-10-31 CN CN201410601039.9A patent/CN104482457A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1434242A (en) * | 2002-01-21 | 2003-08-06 | 诠兴开发科技股份有限公司 | Energy-saving type LED lamp set |
| CN1663323A (en) * | 2002-06-25 | 2005-08-31 | 皇家飞利浦电子股份有限公司 | System for maintaining light characteristics from a multi-chip led package |
| CN2821387Y (en) * | 2005-05-23 | 2006-09-27 | 深圳市中电照明有限公司 | LED lamp capable of mounting in wall socket panel or wall switch panel |
| JP2007066879A (en) * | 2005-08-26 | 2007-03-15 | Paikomu Corp | Backlight device and control method |
| CN201548938U (en) * | 2009-10-29 | 2010-08-11 | 北京汇冠新技术股份有限公司 | Touch screen and touch system |
| CN101861018A (en) * | 2010-05-05 | 2010-10-13 | 金杲易光电科技(深圳)有限公司 | LED switch power supply capable of dimming |
| CN103738597A (en) * | 2013-12-09 | 2014-04-23 | 无锡市优耐特石化装备有限公司 | Intelligent egg storage device with sampling circuit |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150401 |