CN105188192A - Light control structure used for tristate LED lamp - Google Patents
Light control structure used for tristate LED lamp Download PDFInfo
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- CN105188192A CN105188192A CN201510484141.XA CN201510484141A CN105188192A CN 105188192 A CN105188192 A CN 105188192A CN 201510484141 A CN201510484141 A CN 201510484141A CN 105188192 A CN105188192 A CN 105188192A
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Abstract
A light control structure used for a tristate LED lamp comprises an LED lamp and an LED power supply. The LED lamp at least comprises a first LED lamp and a second LED lamp. The first LED lamp and the LED power supply form a first loop. A time control signal is connected to the first loop. The second LED lamp and the LED power supply form a second loop. An image control signal output by a DSP, a FPGA or an ARM is connected to the second loop. The time control signal is connected to the first loop through a unidirectional silicon controlled rectifier, a bidirectional silicon controlled rectifier, a photoelectric coupler, an optical coupling bidirectional silicon controlled rectifier, a triode, a composite triode, a relay and/or a MOS pipe. The image control signal is connected to the second loop through the unidirectional silicon controlled rectifier, the bidirectional silicon controlled rectifier, the optoelectronic coupler, the optical coupling bidirectional silicon controlled rectifier, the triode, the composite triode, the relay and/or the MOS pipe. The structure possesses characteristics that operation is flexible and energy consumption is low.
Description
Technical Field
The invention relates to an LED lamp, in particular to a light control structure for a tri-state LED lamp.
Background
At present, the city street lamps basically adopt a time controller to control the on and off of the street lamps, the time of day black and day bright gradually changes due to the change of seasons, and if the on and off time of the street lamps is not adjusted in time, the street lamps are not turned on in day black and are not turned off in day bright, so that inconvenience or waste of power supply is caused for people going out.
After 9 o ' clock at night in small cities and 12 o ' clock at midnight in large and medium cities in China, almost no one person exists on the road, and even in the busy cities such as Beijing, Shanghai and Guangzhou, few pedestrians and vehicles are on the road after 2 o ' clock in the morning. When the traffic flow is low, the street lamp illumination keeps the original illumination brightness, the illumination brightness is not regulated and controlled according to needs, and the power supply is wasted in a blank place. The existing infrared induction and Doppler induction (radar induction) are short in detection distance and are not suitable for controlling street lamps.
Chinese patent document No. CN204127795U discloses an adjustable spectrum light source for color image acquisition in 2015, 01-28, which is characterized in that: the multispectral lighting unit is formed by connecting 7 LEDs in different wavelength ranges in parallel to form a full-spectrum lighting unit, wherein the 7 LEDs adopt LEDs with different wavelengths, each LED is connected to 7 amplifier drivers and then connected with the DSP processing module, the DSP processing module is connected with the spectrum acquisition feedback unit circuit, and the spectrum synthesis control and driving unit circuit comprises an LED interface, an amplifier driver, a DSP processing module, a spectrum acquisition feedback unit interface, a computer USB interface and a power supply; one set of light source can realize the composition of various spectral characteristics and is suitable for all objects with different lighting requirements.
Disclosure of Invention
The invention aims to provide a light control structure for a tri-state LED lamp, which has the advantages of simple and reasonable structure, flexible operation and low operation cost, and overcomes the defects in the prior art.
The light control structure for the three-state LED lamp comprises an LED lamp and an LED power supply and is characterized in that the LED lamp at least comprises a first LED lamp and a second LED lamp, wherein the first LED lamp and the LED power supply form a first loop, a time control signal is connected with the first loop, the second LED lamp and the LED power supply form a second loop, and an image control signal output by a DSP (digital signal processor), an FPGA (field programmable gate array) or an ARM (advanced RISC machine) is connected with the second loop.
Further, the time control signal is connected with the first loop through a one-way thyristor, a two-way thyristor, a photoelectric coupler, an optical coupling two-way thyristor, a triode, a composite triode, a relay and/or an MOS (metal oxide semiconductor) tube.
Further, the relay comprises a solid state relay.
Further, the image control signal is connected with the second loop through a one-way thyristor, a two-way thyristor, a photoelectric coupler, an optical coupling two-way thyristor, a triode, a composite triode, a relay and/or an MOS (metal oxide semiconductor) tube.
Further, the relay comprises a solid state relay.
Further, the camera is connected with a processing module of the DSP, the FPGA or the ARM, the DSP, the FPGA or the ARM outputs an image control signal, and a peripheral interface for data communication with the Wi-Fi, the 3G or the 4G is arranged on the processing module of the DSP, the FPGA or the ARM; and/or an interface connected with the power carrier communication transmission device is arranged on the processing module of the DSP, the FPGA or the ARM.
Further, the light control structure for the tri-state LED lamp further comprises a time control low-power-consumption switch circuit, wherein the time control low-power-consumption switch circuit comprises a time control signal for controlling whether the controlled power supply works or not, and the time control signal is connected with the LED power supply.
The LED lamp at least comprises a first LED lamp and a second LED lamp, wherein the first LED lamp and an LED power supply form a first loop, a time control signal is connected with the first loop, the second LED lamp and the LED power supply form a second loop, and an image control signal output by a DSP (digital signal processor), an FPGA (field programmable gate array) or an ARM (advanced RISC machines) is connected with the second loop; that is, the delay circuit or the time control signal output by the DSP, the FPGA or the ARM controls the first LED lamp to ensure basic illumination, and 20-30% of the power brightness of the foot is obtained; the image control signal output by the DSP, the FPGA or the ARM controls the second LED lamp, so that the illumination brightness is improved, the passing of people is guaranteed, and the illumination according to needs is realized.
The invention realizes the lighting off in the daytime, the lighting on in the dark and the lighting off in the sky through receiving or calculating the sunset and sunrise time of the LED lamp, and realizes the high-brightness and low-brightness lighting through the image control signal, thereby realizing the lighting according to the requirement and saving the energy; therefore, only basic illumination is provided when no person or object moves in the detection area, and enough illumination is provided when the person or object moves, so that energy is saved. And the lamps are turned on and off according to the sunset and sunrise time of the LED lamp home location, so that the lamp turning on and off time is synchronous with the change of seasons.
According to the image signal acquired by the camera, the peripheral interface on the DSP, the FPGA or the ARM processing module is utilized to complete data communication between the DSP/ARM processing module and Wi-Fi, 3G and 4G, so that the man-machine interaction function and remote monitoring are realized.
The invention automatically turns on the lamp in dark and turns off the lamp in bright, no person or object moves in the detection range, only 20-30% of full power illumination is adopted, and a person or object moves in the detection range and has full power illumination, so that illumination on demand is realized, and the invention saves the electricity charge by 47% compared with the common LED street lamp which is controlled by a time switch and is turned on and off at fixed time.
In conclusion, the invention has the characteristics of simple and reasonable structure, flexible operation and low operation cost.
Drawings
FIG. 1 is a circuit diagram of a first embodiment of the present invention.
FIG. 2 is a circuit diagram of a second embodiment of the present invention.
FIG. 3 is a circuit diagram illustrating a third embodiment of the present invention.
FIG. 4 is a circuit diagram illustrating a fourth embodiment of the present invention.
FIG. 5 is a schematic circuit diagram according to a fifth embodiment of the present invention.
FIG. 6 is a circuit diagram illustrating a sixth embodiment of the present invention.
FIG. 7 is a circuit diagram illustrating a seventh embodiment of the present invention.
FIG. 8 is a circuit diagram illustrating an eighth embodiment of the present invention.
FIG. 9 is a circuit diagram illustrating a ninth embodiment of the present invention.
Fig. 10 is a circuit connection diagram of a tenth embodiment of the present invention.
Fig. 11 is a circuit connection diagram of the eleventh embodiment of the invention.
Fig. 12 is a circuit connection diagram of a twelfth embodiment of the invention.
Fig. 13 is a circuit connection diagram of a thirteenth embodiment of the invention.
FIG. 14 is a circuit diagram illustrating a fourteenth embodiment of the present invention.
FIG. 15 is a schematic diagram of the circuit connection of the time-controlled low-power switch according to the present invention.
Detailed Description
The invention is further described with reference to the following figures and examples.
Referring to fig. 1 to 15, the light control structure for a tri-state LED lamp includes an LED lamp and an LED power supply, and is characterized in that the LED lamp at least includes a first LED lamp and a second LED lamp, wherein the first LED lamp and the LED power supply form a first loop, a time control signal is connected to the first loop, the second LED lamp and the LED power supply form a second loop, and an image control signal output by a DSP, an FPGA, or an ARM is connected to the second loop.
The time control signal is connected with the first loop through a one-way thyristor, a two-way thyristor, a photoelectric coupler, an optical coupling two-way thyristor, a triode, a composite triode, a relay and/or an MOS tube. The relay comprises a solid state relay.
The image control signal is connected with the second loop through a one-way thyristor, a two-way thyristor, a photoelectric coupler, an optical coupling two-way thyristor, a triode, a composite triode, a relay and/or an MOS (metal oxide semiconductor) tube. The relay comprises a solid state relay.
The camera is connected with a processing module of the DSP, the FPGA or the ARM, the DSP, the FPGA or the ARM outputs an image control signal, and an external interface for carrying out data communication with Wi-Fi, 3G or 4G is arranged on the processing module of the DSP, the FPGA or the ARM; and/or an interface connected with the power carrier communication transmission device is arranged on the processing module of the DSP, the FPGA or the ARM. As for the power carrier communication transmission apparatus, it belongs to the prior art, and is described in detail in chinese patent document No. CN 102594411A. In this embodiment, the signal received by the camera is transmitted to the processing module of the DSP, the FPGA or the ARM, converted into an analog or digital signal, added with an address code, and then converted into a data packet, and the data packet is transmitted to the master control center through the power carrier communication transmission device, so that the area where the camera is located can be monitored.
The light control structure for the tri-state LED lamp further comprises a time control low-power-consumption switch circuit, the time control low-power-consumption switch circuit comprises a time control signal for controlling whether a controlled power supply works or not, and the time control signal is connected with the LED power supply; see fig. 15.
When the sun comes out, the power supply of the control module except the time control circuit can be cut off, so that the static power consumption can meet the requirement of European Union or American.
Wherein,
FIG. 1 shows a timing control signal connected to a first loop through a one-way thyristor; the image control signal is connected with the second loop through another unidirectional silicon controlled rectifier.
FIG. 2 is a timing control signal coupled to a first loop via a relay; the image control signal is connected with the second loop through another relay.
3-6 are the timing control signal connected to the first loop through a transistor and a relay; the image control signal is connected with the second loop through a triode and a relay;
fig. 7-10 show that the time control signal is connected with the first loop through the MOS transistor and the relay; the image control signal is connected with the second loop through the MOS tube and the relay.
FIG. 11 is a timing control signal coupled to a first loop via a solid state relay; the image control signal is connected with the second loop through another solid-state relay.
FIG. 12 is a timing control signal coupled to a first loop via a solid state relay; the image control signal is connected with the second loop through the MOS tube and the relay.
FIG. 13 shows that the time control signal is connected to the first loop via the MOS transistor and the relay; the image control signal is connected with the second loop through a solid-state relay.
FIG. 14 shows a timing control signal connected to a first loop via a one-way thyristor; the image control signal is connected with the second loop through a solid-state relay.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. A light control structure for a three-state LED lamp comprises an LED lamp and an LED power supply and is characterized in that the LED lamp at least comprises a first LED lamp and a second LED lamp, wherein the first LED lamp and the LED power supply form a first loop, a time control signal is connected with the first loop, the second LED lamp and the LED power supply form a second loop, and an image control signal output by a DSP (digital signal processor), an FPGA (field programmable gate array) or an ARM (advanced RISC machine) is connected with the second loop.
2. The light control structure for the tri-state LED lamp as claimed in claim 1, wherein the time control signal is connected to the first loop through a one-way thyristor, a bidirectional thyristor, a photocoupler, an optically coupled bidirectional thyristor, a triode, a composite triode, a relay and/or a MOS transistor.
3. The light management structure for a tri-state LED lamp as recited in claim 2 wherein said relay comprises a solid state relay.
4. The light control structure for the tri-state LED lamp as claimed in claim 1, wherein the image control signal is connected to the second loop through a one-way thyristor, a bidirectional thyristor, a photocoupler, an optically coupled bidirectional thyristor, a triode, a composite triode, a relay and/or a MOS transistor.
5. The light management structure for a tri-state LED lamp as recited in claim 4 wherein said relay comprises a solid state relay.
6. The light control structure for the tri-state LED lamp as claimed in claim 1, wherein the camera is connected with a processing module of DSP, FPGA or ARM, the DSP, FPGA or ARM outputs an image control signal, and a peripheral interface for data communication with Wi-Fi, 3G or 4G is arranged on the processing module of DSP, FPGA or ARM; and/or an interface connected with the power carrier communication transmission device is arranged on the processing module of the DSP, the FPGA or the ARM.
7. The light-controlling structure for the tri-state LED lamp as claimed in any one of claims 1 to 6, further comprising a time-controlled low-power switch circuit, wherein the time-controlled low-power switch circuit comprises a time control signal for controlling whether the controlled power supply operates or not, and the time control signal is connected to the LED power supply.
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CN201510484141.XA CN105188192A (en) | 2015-08-03 | 2015-08-03 | Light control structure used for tristate LED lamp |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107087333A (en) * | 2017-04-25 | 2017-08-22 | 北京小米移动软件有限公司 | Lighting apparatus control method and equipment |
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DE102007015612B3 (en) * | 2007-03-30 | 2008-11-27 | Eizo Gmbh | Backlight for LCD display, has transistors connected in series to respective LEDs and diode, where LEDs and diode include same characteristic curves and internal resistance and operated by transistors in push-pull |
CN202320209U (en) * | 2011-12-06 | 2012-07-11 | 长安大学 | Automobile anti-theft device based on DSP (digital signal processor) |
CN104507240A (en) * | 2015-01-13 | 2015-04-08 | 刘胜泉 | LED (light-emitting diode) lamp control device |
CN104582184A (en) * | 2015-01-07 | 2015-04-29 | 刘胜泉 | LED lamp induction control circuit |
CN104812125A (en) * | 2015-03-02 | 2015-07-29 | 刘胜泉 | Tristate LED lamp control device and control method thereof |
CN104918373A (en) * | 2015-06-06 | 2015-09-16 | 刘胜泉 | Tri-state image signal LED lamp regulation and control device |
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2015
- 2015-08-03 CN CN201510484141.XA patent/CN105188192A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102007015612B3 (en) * | 2007-03-30 | 2008-11-27 | Eizo Gmbh | Backlight for LCD display, has transistors connected in series to respective LEDs and diode, where LEDs and diode include same characteristic curves and internal resistance and operated by transistors in push-pull |
CN202320209U (en) * | 2011-12-06 | 2012-07-11 | 长安大学 | Automobile anti-theft device based on DSP (digital signal processor) |
CN104582184A (en) * | 2015-01-07 | 2015-04-29 | 刘胜泉 | LED lamp induction control circuit |
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CN107087333A (en) * | 2017-04-25 | 2017-08-22 | 北京小米移动软件有限公司 | Lighting apparatus control method and equipment |
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Application publication date: 20151223 |