CN105407580A - High-sensitivity and multi-functional control system for multi-circuit light emitting diode (LED) lamp - Google Patents
High-sensitivity and multi-functional control system for multi-circuit light emitting diode (LED) lamp Download PDFInfo
- Publication number
- CN105407580A CN105407580A CN201510982031.6A CN201510982031A CN105407580A CN 105407580 A CN105407580 A CN 105407580A CN 201510982031 A CN201510982031 A CN 201510982031A CN 105407580 A CN105407580 A CN 105407580A
- Authority
- CN
- China
- Prior art keywords
- pole
- triode
- resistance
- polar capacitor
- amplifier
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
Abstract
The invention discloses a high-sensitivity and multi-functional control system for a multi-circuit light emitting diode (LED) lamp. The high-sensitivity and multi-functional control system is characterized by mainly comprising a singlechip, a power supply, an infrared detector, a brightness sensor, a displayer, a data storage device, an LED lamp, a signal amplifier, a brightness signal processing circuit, a constant-current driving circuit and a triode rectification and filtering voltage-stabilization circuit, wherein the infrared detector, the brightness sensor, the displayer, the data storage device and the LED lamp all are connected with the singlechip, the signal amplifier is connected in series between the infrared detector and the singlechip, the brightness signal processing circuit is connected in series between the brightness sensor and the singlechip, the constant-current driving circuit is connected in series between the singlechip and the LED lamp, and the triode rectification and filtering voltage-stabilization circuit is connected in series between the power supply and the singlechip. With the multi-functional control system for the LED lamp, disclosed by the invention, the stable driving current can be output, automatic control on turn-on or turn-off of the LED lamp can be achieved, thus, the energy-saving aspect of the LED lamp can be satisfied, and the requirement of intelligent control is met.
Description
Technical field
The present invention relates to the technical field of electronic equipment, specifically refer to the highly sensitive multifunction control system of a kind of multicircuit LED.
Background technology
At present, LED, as novel energy-conserving light source, with its environmental protection, the feature such as energy-conservation, the life-span is long, volume is little, is extensively received by people and adopts.Along with people's living standard constantly improves, no matter at home or in shop LED brightness and energy consumption are had higher requirement, namely people need, while improving LED brightness further, to need LED to have lower energy consumption, and can carry out intelligentized control method to the use of LED.
But the LED that current people use, because stability of control system is poor, and the drive current exported is unstable, and to the unlatching of LED or close and Automated condtrol cannot be realized, cause a large amount of energy wastes, thus people can not be met to the requirement of LED in energy-conservation.
Summary of the invention
The object of the invention is to the control system overcoming LED of the prior art, and the drive current exported is unstable, and to the unlatching of LED or close the defect that cannot realize Automated condtrol, the invention provides the highly sensitive multifunction control system of a kind of multicircuit LED.
The present invention is achieved through the following technical solutions: the highly sensitive multifunction control system of a kind of multicircuit LED, primarily of single-chip microcomputer, power supply, the pyroscan be all connected with single-chip microcomputer, luminance sensor, display, data storage and LED, be serially connected in the signal amplification circuit between pyroscan and single-chip microcomputer, be serially connected in the luminance signal processing circuit between luminance sensor and single-chip microcomputer, be serially connected in the constant-current drive circuit between single-chip microcomputer and LED, and the triode rectification filtering voltage stabilizing circuit composition be serially connected between power supply and single-chip microcomputer.
Described luminance signal processing circuit is by amplifier P4, amplifier P5, triode VT8, triode VT9, negative pole is connected with the positive pole of amplifier P4, the polar capacitor C14 that positive pole is connected with luminance sensor as the input of luminance signal processing circuit, negative pole is connected with the base stage of triode VT9 after resistance R32, the polar capacitor C15 that positive pole is connected with the positive pole of polar capacitor C14 after resistance R29, P pole is connected with the positive pole of polar capacitor C14 after resistance R30 through resistance R31 in turn, the diode D11 that N pole is connected with the collector electrode of triode VT8, negative pole is connected with the emitter of triode VT8 after adjustable resistance R33 through resistance R34 in turn, the polar capacitor C17 that positive pole is connected with the output of amplifier P5, positive pole is connected with the output of amplifier P4, the polar capacitor C16 that negative pole is connected with the base stage of triode VT8, P pole is connected with the output of amplifier P4, the diode D12 that N pole is connected with the collector electrode of triode VT9, and P pole is connected with the base stage of triode VT9 after resistance R35, the diode D13 that N pole is connected with the output of amplifier P5 after resistance R36 forms, the minus earth of described amplifier P4, the output of described amplifier P5 as luminance signal processing circuit output and be connected with single-chip microcomputer.
Described signal amplification circuit is by amplifier P2, amplifier P3, triode VT6, triode VT7, negative pole is connected with the base stage of triode VT6 after resistance R24, the polar capacitor C11 that positive pole is connected with the output of amplifier P3 after resistance R25, P pole as signal amplification circuit input and be connected with pyroscan, the diode D7 that N pole is connected with the collector electrode of triode VT6 after resistance R20, negative pole is connected with the positive pole of amplifier P2, the polar capacitor C9 that positive pole is connected with the P pole of diode D7, P pole is connected with the positive pole of polar capacitor C9 after resistance R21, N pole is in turn through diode D8 that resistance R22 is connected with the output of amplifier P2 after resistance R23, positive pole is connected with the emitter of triode VT7 after resistance R26, the polar capacitor C10 that negative pole is connected with the output of amplifier P2, negative pole is connected with the emitter of triode VT7 after resistance R28, the polar capacitor C12 that positive pole is connected with the positive pole of polar capacitor C10 after resistance R27, P pole is connected with the negative pole of amplifier P3, the diode D10 that N pole is connected with the positive pole of polar capacitor C10, P pole is connected with the emitter of triode VT6, the diode D9 that N pole is connected with the positive pole of amplifier P3, and positive pole is connected with the output of amplifier P3, negative pole as the output of signal amplification circuit and the polar capacitor C13 be connected with single-chip microcomputer form, the minus earth of described amplifier P2, the base stage of described triode VT7 is connected with the output of amplifier P3, the grounded collector of this triode VT7.
Described constant-current drive circuit is by driving chip U2, triode VT5, amplifier P1, P pole is connected with the base stage of triode VT5 after polar capacitor C5 through resistance R10 in turn, the diode D4 that N pole is connected with the collector electrode of triode VT5 after resistance R11, one end is connected with the emitter of triode VT5, the resistance R13 that the other end is connected with the THE pin of driving chip U2, negative pole is connected with the IN pin of driving chip U2, the polar capacitor C6 that positive pole is connected with the N pole of diode D4, one end is connected with the positive pole of polar capacitor C6, the resistance R12 of other end ground connection, P pole is connected with the VS pin of driving chip U2, the diode D5 that N pole is connected with the positive pole of amplifier P1 after resistance R16, positive pole is connected with the RC pin of driving chip U2 after resistance R15, negative pole is in turn through polar capacitor C8 that adjustable resistance R17 is connected with the output of amplifier P1 after resistance R18, negative pole is connected with the positive pole of amplifier P1, the polar capacitor C7 that positive pole is connected with the COM pin of driving chip U2, and P pole is connected with the FC pin of driving chip U2, the diode D6 that N pole is connected with the negative pole of amplifier P1 after resistance R14 forms, the CR pin of described driving chip U2 is connected with the positive pole of polar capacitor C6, its GND pin ground connection, the P pole of described diode D4 as constant-current drive circuit input and be connected with single-chip microcomputer, the output of described amplifier P1 as constant-current drive circuit output and be connected with LED.
Described triode rectification filtering voltage stabilizing circuit is by transformer T, one of them input has the diode rectifier U1 that the Same Name of Ends of the secondary inductance coil of transformer T is connected, another input is connected with the non-same polarity of the secondary inductance coil of transformer T, the polar capacitor C1 that positive pole is connected with the cathode output end of diode rectifier U1, negative pole is connected with the cathode output end of diode rectifier U1, the voltage detecting circuit be connected with diode rectifier U1, and the voltage-stabilizing output circuit be connected with the output of voltage detecting circuit forms; The Same Name of Ends of the former limit inductance coil of described transformer T jointly forms the input of triode rectification filtering voltage stabilizing circuit with non-same polarity and is connected with power supply; The output of described voltage-stabilizing output circuit is then connected with single-chip microcomputer.
Described voltage detecting circuit is by triode VT1, triode VT2, P pole is connected with the collector electrode of triode VT2 after resistance R2, the diode D1 that N pole is connected with the emitter of triode VT1 after resistance R1, positive pole is connected with the collector electrode of triode VT1 after resistance R4, the output of negative pole and the common coating-forming voltage testing circuit of the emitter of triode VT2 the polar capacitor C2 be connected with voltage-stabilizing output circuit, positive pole is connected with the base stage of triode VT2, the polar capacitor C3 that negative pole is connected with the negative pole of polar capacitor C2 after resistance R5, and one end is connected with the N pole of diode D1, the adjustable resistance R3 that the other end is connected with the negative pole of polar capacitor C3 forms, the base stage of described triode VT1 is connected with the cathode output end of diode rectifier U1, the P pole of described diode D1 is connected with the cathode output end of diode rectifier U1.
Described voltage-stabilizing output circuit is by triode VT3, triode VT4, voltage stabilizing didoe D2, positive pole is connected with the emitter of triode VT4, the polar capacitor C4 that negative pole is connected with the emitter of triode VT3 after resistance R8, P pole is connected with the emitter of triode VT2 after resistance R6, the diode D3 that N pole is connected with the collector electrode of triode VT4 after resistance R7, one end is connected with the P pole of voltage stabilizing didoe D2, the resistance R7 that the other end is connected with the P pole of diode D3, and one end is connected with the P pole of voltage stabilizing didoe D2, the resistance R9 that the other end is connected with the base stage of triode VT4 forms, grounded collector, its base stage of described triode VT3 are then connected with the negative pole of polar capacitor C2, the negative pole of described polar capacitor C4 and the N of diode D3 form the output of voltage-stabilizing output circuit extremely jointly.
For guaranteeing practical effect of the present invention, described pyroscan preferentially adopts TR350 type pyroscan to realize; Display then preferentially have employed the LCDs with touch-input function and realizes; Driving chip U2 then is preferentially adopted as CL6562 integrated chip to realize simultaneously.
The present invention compared with prior art has the following advantages and beneficial effect:
(1) the noise signal in the signal amplification circuit of the present invention detectable signal that pyroscan can be exported is eliminated, and the signal after filtering noise elimination can also be amplified, thus guarantees that monolithic function receives signal accurately.
(2) luminance signal that luminance sensor exports can be carried out filter and amplification by luminance signal processing circuit of the present invention, ensure that luminance signal can accurately be transferred to single-chip microcomputer, ensure that the accuracy of LED multifunction control system of the present invention simultaneously.
(3) the driving chip U2 of constant-current drive circuit of the present invention has the functions such as overvoltage protection, short-circuit protection, voltage and current regulate automatically; the constant-current drive circuit that this driving chip U2 forms can realize high-precision constant voltage, constant current output to the control electric current that single-chip microcomputer exports, and guarantees the stability of the brightness of LED.
(4) triode rectification filtering voltage stabilizing circuit of the present invention is converted to 12V direct voltage after supply voltage being carried out rectifying and wave-filtering, export after this 12V direct voltage can also being carried out voltage stabilizing, guarantee, for single-chip microcomputer provides stable voltage, to ensure that the certainty of control system of the present invention simultaneously.
(5) present invention employs pyroscan, this pyroscan has stable performance, highly sensitive, the advantages such as low price.
Accompanying drawing explanation
Fig. 1 is overall structure figure of the present invention.
Fig. 2 is the electrical block diagram of triode rectification filtering voltage stabilizing circuit of the present invention.
Fig. 3 is the electrical block diagram of constant-current drive circuit of the present invention.
Fig. 4 is the electrical block diagram of signal amplification circuit of the present invention.
Fig. 5 is the electrical block diagram of luminance signal processing circuit of the present invention.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
As shown in Figure 1, the present invention is primarily of single-chip microcomputer, power supply, the pyroscan be all connected with single-chip microcomputer, luminance sensor, display, data storage and LED, be serially connected in the signal amplification circuit between pyroscan and single-chip microcomputer, be serially connected in the luminance signal processing circuit between luminance sensor and single-chip microcomputer, be serially connected in the constant-current drive circuit between single-chip microcomputer and LED, and be serially connected in the triode rectification filtering voltage stabilizing circuit composition between power supply and single-chip microcomputer.
Wherein, as shown in Figure 2, it is by transformer T, diode rectifier U1, polar capacitor C1, voltage detecting circuit for described triode rectification filtering voltage stabilizing circuit, and voltage-stabilizing output circuit composition.
The input of described diode rectifier U1 has that the Same Name of Ends of the secondary inductance coil of transformer T is connected, another input is connected with the non-same polarity of the secondary inductance coil of transformer T.The positive pole of described polar capacitor C1 is connected with the cathode output end of diode rectifier U1, negative pole is connected with the cathode output end of diode rectifier U1.Described voltage detecting circuit is connected with diode rectifier U1.Described voltage-stabilizing output circuit is connected with the output of voltage detecting circuit, and the output of this voltage-stabilizing output circuit is then connected with single-chip microcomputer.The Same Name of Ends of the former limit inductance coil of described transformer T jointly forms the input of triode rectification filtering voltage stabilizing circuit with non-same polarity and is connected with power supply.
For guaranteeing reliability service of the present invention, described single-chip microcomputer preferentially adopts QX9910M integrated chip, and the BST pin of this QX9910M integrated chip is connected with data storage, and NC pin is connected with display, SET pin is connected with luminance sensor, and RT pin is connected with pyroscan.Described power supply is 220V alternating voltage, and this 220V alternating voltage carries out being converted to 12V direct voltage after rectifying and wave-filtering through triode rectification filtering voltage stabilizing circuit, and for single-chip microcomputer is powered after this 12V direct voltage is carried out voltage stabilizing.
As shown in Figure 2, described voltage detecting circuit by triode VT1, triode VT2, resistance R1, resistance R2, adjustable resistance R3, resistance R4, resistance R5, polar capacitor C2, polar capacitor C3, and diode D1 forms.
During connection, the P pole of diode D1 is connected with the collector electrode of triode VT2 after resistance R2, N pole is connected with the emitter of triode VT1 after resistance R1.The positive pole of polar capacitor C2 is connected with the collector electrode of triode VT1 after resistance R4, the output of negative pole and the common coating-forming voltage testing circuit of the emitter of triode VT2 being connected with voltage-stabilizing output circuit.The positive pole of polar capacitor C3 is connected with the base stage of triode VT2, negative pole is connected with the negative pole of polar capacitor C2 after resistance R5.One end of adjustable resistance R3 is connected with the N pole of diode D1, the other end is connected with the negative pole of polar capacitor C3.The base stage of described triode VT1 is connected with the cathode output end of diode rectifier U1; The P pole of described diode D1 is connected with the cathode output end of diode rectifier U1.
Further, described voltage-stabilizing output circuit by triode VT3, triode VT4, voltage stabilizing didoe D2, resistance R6, resistance R7, resistance R8, resistance R9, polar capacitor C4, and diode D3 forms.
During connection, the positive pole of polar capacitor C4 is connected with the emitter of triode VT4, negative pole is connected with the emitter of triode VT3 after resistance R8.The P pole of diode D3 is connected with the emitter of triode VT2 after resistance R6, N pole is connected with the collector electrode of triode VT4 after resistance R7.One end of resistance R7 is connected with the P pole of voltage stabilizing didoe D2, the other end is connected with the P pole of diode D3.One end of resistance R9 is connected with the P pole of voltage stabilizing didoe D2, the other end is connected with the base stage of triode VT4.Grounded collector, its base stage of described triode VT3 are then connected with the negative pole of polar capacitor C2; The negative pole of described polar capacitor C4 is connected with the VC pin of QX9910M integrated chip; The N pole of described diode D3 is connected with the PC pin of QX9910M integrated chip.
The present invention operationally, triode rectification filtering voltage stabilizing circuit is converted to 12V direct voltage after supply voltage being carried out rectifying and wave-filtering, export after this 12V direct voltage can also being carried out voltage stabilizing, guarantee, for single-chip microcomputer provides stable voltage, to ensure that the certainty of control system of the present invention simultaneously.
As shown in Figure 3, it is by driving chip U2, triode VT5, amplifier P1 for described constant-current drive circuit, resistance R10, resistance R11, resistance R12, resistance R13, resistance R14, resistance R15, resistance R16, adjustable resistance R17, resistance R18, polar capacitor C5, polar capacitor C6, polar capacitor C7, polar capacitor C8, diode D4, diode D5, and diode D6 forms.
During connection, the N pole of diode D4 is connected with the collector electrode of triode VT5 after resistance R11, its P pole is connected with the negative pole of polar capacitor C5 after resistance R10, and the positive pole of described polar capacitor C5 is then connected with the base stage of triode VT5.One end of resistance R13 is connected with the emitter of triode VT5, the other end is connected with the THE pin of driving chip U2.The negative pole of polar capacitor C6 is connected with the IN pin of driving chip U2, positive pole is connected with the N pole of diode D4.One end of resistance R12 is connected with the positive pole of polar capacitor C6, other end ground connection.
The P pole of described diode D5 is connected with the VS pin of driving chip U2, N pole is connected with the positive pole of amplifier P1 after resistance R16.The positive pole of polar capacitor C8 is connected with the RC pin of driving chip U2 after resistance R15, negative pole is connected with the output of amplifier P1 after resistance R18 through adjustable resistance R17 in turn.The negative pole of polar capacitor C7 is connected with the positive pole of amplifier P1, positive pole is connected with the COM pin of driving chip U2.The P pole of diode D6 is connected with the FC pin of driving chip U2, N pole is connected with the negative pole of amplifier P1 after resistance R14.
The CR pin of described driving chip U2 is connected with the positive pole of polar capacitor C6, its GND pin ground connection; The P pole of described diode D4 as constant-current drive circuit input and be connected with the OUT pin of QX9910M integrated chip; The output of described amplifier P1 as constant-current drive circuit output and be connected with LED.
Operationally, constant-current drive circuit can realize high-precision constant voltage, constant current output to the control electric current that single-chip microcomputer exports, and guarantees the stability of the brightness of LED in the present invention.In order to better implement the present invention, described driving chip U2 then preferentially adopts the CL6562 integrated chip with advantages such as overvoltage protection, short-circuit protection, voltage and current regulate automatically to realize.
As shown in Figure 4, it is by amplifier P2, amplifier P3, triode VT6 for described signal amplification circuit, triode VT7, resistance R19, resistance R20, resistance R21, resistance R22, resistance R23, resistance R24, resistance R25, resistance R26, resistance R27, resistance R28, polar capacitor C9, polar capacitor C10, polar capacitor C11, polar capacitor C12, polar capacitor C13, diode D7, diode D8, diode D9, and diode D10 forms.
During connection, the negative pole of polar capacitor C11 is connected with the base stage of triode VT6 after resistance R24, positive pole is connected with the output of amplifier P3 after resistance R25.The P pole of diode D7 as signal amplification circuit input and be connected with pyroscan, N pole is connected with the collector electrode of triode VT6 after resistance R20.The negative pole of polar capacitor C9 is connected with the positive pole of amplifier P2, positive pole is connected with the P pole of diode D7.
The P pole of described diode D8 is connected with the positive pole of polar capacitor C9 after resistance R21, N pole is connected with the output of amplifier P2 after resistance R23 through resistance R22 in turn.The positive pole of polar capacitor C10 is connected with the emitter of triode VT7 after resistance R26, negative pole is connected with the output of amplifier P2.The negative pole of polar capacitor C12 is connected with the emitter of triode VT7 after resistance R28, positive pole is connected with the positive pole of polar capacitor C10 after resistance R27.
The P pole of described diode D10 is connected with the negative pole of amplifier P3, N pole is connected with the positive pole of polar capacitor C10.The P pole of diode D9 is connected with the emitter of triode VT6, N pole is connected with the positive pole of amplifier P3.The positive pole of polar capacitor C13 is connected with the output of amplifier P3, negative pole as signal amplification circuit output and be connected with the RT pin of QX9910M integrated chip.
The minus earth of described amplifier P2; The base stage of described triode VT7 is connected with the output of amplifier P3, the grounded collector of this triode VT7.Operationally, the noise signal in the detectable signal that pyroscan can export by signal amplification circuit is eliminated in the present invention, the signal after filtration noise elimination can also be amplified, thus guarantees that monolithic function receives signal accurately.
As shown in Figure 5, it is by amplifier P4, amplifier P5, triode VT8 for described luminance signal processing circuit, triode VT9, resistance R29, resistance R30, resistance R31, resistance R32, resistance R33, resistance R34, resistance R35, resistance R36, polar capacitor C14, polar capacitor C15, polar capacitor C16, polar capacitor C17, diode D11, diode D12, and diode D13 forms.
During connection, the negative pole of polar capacitor C14 is connected with the positive pole of amplifier P4, positive pole is connected with luminance sensor as the input of luminance signal processing circuit.The negative pole of polar capacitor C15 is connected with the base stage of triode VT9 after resistance R32, positive pole is connected with the positive pole of polar capacitor C14 after resistance R29.The P pole of diode D11 is connected with the positive pole of polar capacitor C14 after resistance R30 through resistance R31 in turn, N pole is connected with the collector electrode of triode VT8.
The negative pole of described polar capacitor C17 is connected with the emitter of triode VT8 after adjustable resistance R33 through resistance R34 in turn, positive pole is connected with the output of amplifier P5.The positive pole of polar capacitor C16 is connected with the output of amplifier P4, negative pole is connected with the base stage of triode VT8.The P pole of diode D12 is connected with the output of amplifier P4, N pole is connected with the collector electrode of triode VT9.The P pole of diode D13 is connected with the base stage of triode VT9 after resistance R35, N pole is connected with the output of amplifier P5 after resistance R36.
The minus earth of described amplifier P4; The output of described amplifier P5 as luminance signal processing circuit output and be connected with the SET pin of QX9910M integrated chip.Operationally, the luminance signal that luminance sensor exports can be carried out filter and amplification by luminance signal processing circuit, ensure that luminance signal can accurately be transferred to single-chip microcomputer in the present invention.
During operation, described pyroscan preferentially adopts TR350 type pyroscan to realize, this pyroscan is used for detecting the people entered in the scope of application of LED, and by detected information transmission to signal amplification circuit, noise signal in the detectable signal that pyroscan exports by described signal amplification circuit is eliminated, and is transferred to single-chip microcomputer after being amplified by the signal after filtration noise elimination.When the information that pyroscan transmits be someone enter time, described single-chip microcomputer then outputs signal to brightness impression device.Brightness impression device of the present invention have employed APDS-9002 brightness impression device, described brightness impression device then gathers the monochrome information in the scope of application of LED, and gathered luminance signal is carried out being transferred to single-chip microcomputer after filter and amplification through luminance signal processing circuit, single-chip microcomputer is converted to brightness data signal after then this luminance signal being passed through process and compares with the brightness value prestored in data storage, if when this intrinsic brilliance data-signal is less than the brightness value prestored in data storage, described single-chip microcomputer exports and controls electric current to constant-current drive circuit, described constant-current drive circuit realizes high-precision constant voltage to the control electric current that single-chip microcomputer exports, LED is transferred to after constant current, now LED is bright by electricity.Otherwise when this intrinsic brilliance data-signal is greater than the brightness value prestored in data storage, described single-chip microcomputer then can not export and control electric current to LED, and now LED is not bright by electricity.
Wherein, display of the present invention then preferentially have employed the LCDs with touch-input function and realizes.Described display is used for regulating the brightness value prestored in data storage, people can be regulated the brightness value prestored in data storage by the function key with the LCDs of touch-input function according to individual Man's Demands, control the unlatching of LED.
Brightness impression device of the present invention can not gather brightness after LED is lit, and when described pyroscan detect people leave time, and by this Signal transmissions to single-chip microcomputer, described single-chip microcomputer then stops exporting to LED controlling electric current, now, this LED is closed.
As mentioned above, just the present invention can well be realized.
Claims (10)
1. the highly sensitive multifunction control system of multicircuit LED, it is characterized in that, primarily of single-chip microcomputer, power supply, the pyroscan be all connected with single-chip microcomputer, luminance sensor, display, data storage and LED, be serially connected in the signal amplification circuit between pyroscan and single-chip microcomputer, be serially connected in the luminance signal processing circuit between luminance sensor and single-chip microcomputer, be serially connected in the constant-current drive circuit between single-chip microcomputer and LED, and be serially connected in the triode rectification filtering voltage stabilizing circuit composition between power supply and single-chip microcomputer.
2. the highly sensitive multifunction control system of the multicircuit LED of one according to claim 1, it is characterized in that, described luminance signal processing circuit is by amplifier P4, amplifier P5, triode VT8, triode VT9, negative pole is connected with the positive pole of amplifier P4, the polar capacitor C14 that positive pole is connected with luminance sensor as the input of luminance signal processing circuit, negative pole is connected with the base stage of triode VT9 after resistance R32, the polar capacitor C15 that positive pole is connected with the positive pole of polar capacitor C14 after resistance R29, P pole is connected with the positive pole of polar capacitor C14 after resistance R30 through resistance R31 in turn, the diode D11 that N pole is connected with the collector electrode of triode VT8, negative pole is connected with the emitter of triode VT8 after adjustable resistance R33 through resistance R34 in turn, the polar capacitor C17 that positive pole is connected with the output of amplifier P5, positive pole is connected with the output of amplifier P4, the polar capacitor C16 that negative pole is connected with the base stage of triode VT8, P pole is connected with the output of amplifier P4, the diode D12 that N pole is connected with the collector electrode of triode VT9, and P pole is connected with the base stage of triode VT9 after resistance R35, the diode D13 that N pole is connected with the output of amplifier P5 after resistance R36 forms, the minus earth of described amplifier P4, the output of described amplifier P5 as luminance signal processing circuit output and be connected with single-chip microcomputer.
3. the highly sensitive multifunction control system of the multicircuit LED of one according to claim 2, it is characterized in that, described signal amplification circuit is by amplifier P2, amplifier P3, triode VT6, triode VT7, negative pole is connected with the base stage of triode VT6 after resistance R24, the polar capacitor C11 that positive pole is connected with the output of amplifier P3 after resistance R25, P pole as signal amplification circuit input and be connected with pyroscan, the diode D7 that N pole is connected with the collector electrode of triode VT6 after resistance R20, negative pole is connected with the positive pole of amplifier P2, the polar capacitor C9 that positive pole is connected with the P pole of diode D7, P pole is connected with the positive pole of polar capacitor C9 after resistance R21, N pole is in turn through diode D8 that resistance R22 is connected with the output of amplifier P2 after resistance R23, positive pole is connected with the emitter of triode VT7 after resistance R26, the polar capacitor C10 that negative pole is connected with the output of amplifier P2, negative pole is connected with the emitter of triode VT7 after resistance R28, the polar capacitor C12 that positive pole is connected with the positive pole of polar capacitor C10 after resistance R27, P pole is connected with the negative pole of amplifier P3, the diode D10 that N pole is connected with the positive pole of polar capacitor C10, P pole is connected with the emitter of triode VT6, the diode D9 that N pole is connected with the positive pole of amplifier P3, and positive pole is connected with the output of amplifier P3, negative pole as the output of signal amplification circuit and the polar capacitor C13 be connected with single-chip microcomputer form, the minus earth of described amplifier P2, the base stage of described triode VT7 is connected with the output of amplifier P3, the grounded collector of this triode VT7.
4. the highly sensitive multifunction control system of the multicircuit LED of one according to claim 3, it is characterized in that, described constant-current drive circuit is by driving chip U2, triode VT5, amplifier P1, P pole is connected with the base stage of triode VT5 after polar capacitor C5 through resistance R10 in turn, the diode D4 that N pole is connected with the collector electrode of triode VT5 after resistance R11, one end is connected with the emitter of triode VT5, the resistance R13 that the other end is connected with the THE pin of driving chip U2, negative pole is connected with the IN pin of driving chip U2, the polar capacitor C6 that positive pole is connected with the N pole of diode D4, one end is connected with the positive pole of polar capacitor C6, the resistance R12 of other end ground connection, P pole is connected with the VS pin of driving chip U2, the diode D5 that N pole is connected with the positive pole of amplifier P1 after resistance R16, positive pole is connected with the RC pin of driving chip U2 after resistance R15, negative pole is in turn through polar capacitor C8 that adjustable resistance R17 is connected with the output of amplifier P1 after resistance R18, negative pole is connected with the positive pole of amplifier P1, the polar capacitor C7 that positive pole is connected with the COM pin of driving chip U2, and P pole is connected with the FC pin of driving chip U2, the diode D6 that N pole is connected with the negative pole of amplifier P1 after resistance R14 forms, the CR pin of described driving chip U2 is connected with the positive pole of polar capacitor C6, its GND pin ground connection, the P pole of described diode D4 as constant-current drive circuit input and be connected with single-chip microcomputer, the output of described amplifier P1 as constant-current drive circuit output and be connected with LED.
5. the highly sensitive multifunction control system of the multicircuit LED of one according to claim 4, it is characterized in that, described triode rectification filtering voltage stabilizing circuit is by transformer T, one of them input has the Same Name of Ends of the secondary inductance coil of transformer T to be connected, the diode rectifier U1 that another input is connected with the non-same polarity of the secondary inductance coil of transformer T, positive pole is connected with the cathode output end of diode rectifier U1, the polar capacitor C1 that negative pole is connected with the cathode output end of diode rectifier U1, the voltage detecting circuit be connected with diode rectifier U1, and the voltage-stabilizing output circuit to be connected with the output of voltage detecting circuit forms, the Same Name of Ends of the former limit inductance coil of described transformer T jointly forms the input of triode rectification filtering voltage stabilizing circuit with non-same polarity and is connected with power supply, the output of described voltage-stabilizing output circuit is then connected with single-chip microcomputer.
6. the highly sensitive multifunction control system of the multicircuit LED of one according to claim 5, it is characterized in that, described voltage detecting circuit is by triode VT1, triode VT2, P pole is connected with the collector electrode of triode VT2 after resistance R2, the diode D1 that N pole is connected with the emitter of triode VT1 after resistance R1, positive pole is connected with the collector electrode of triode VT1 after resistance R4, the output of negative pole and the common coating-forming voltage testing circuit of the emitter of triode VT2 the polar capacitor C2 be connected with voltage-stabilizing output circuit, positive pole is connected with the base stage of triode VT2, the polar capacitor C3 that negative pole is connected with the negative pole of polar capacitor C2 after resistance R5, and one end is connected with the N pole of diode D1, the adjustable resistance R3 that the other end is connected with the negative pole of polar capacitor C3 forms, the base stage of described triode VT1 is connected with the cathode output end of diode rectifier U1, the P pole of described diode D1 is connected with the cathode output end of diode rectifier U1.
7. the highly sensitive multifunction control system of the multicircuit LED of one according to claim 6, it is characterized in that, described voltage-stabilizing output circuit is by triode VT3, triode VT4, voltage stabilizing didoe D2, positive pole is connected with the emitter of triode VT4, the polar capacitor C4 that negative pole is connected with the emitter of triode VT3 after resistance R8, P pole is connected with the emitter of triode VT2 after resistance R6, the diode D3 that N pole is connected with the collector electrode of triode VT4 after resistance R7, one end is connected with the P pole of voltage stabilizing didoe D2, the resistance R7 that the other end is connected with the P pole of diode D3, and one end is connected with the P pole of voltage stabilizing didoe D2, the resistance R9 that the other end is connected with the base stage of triode VT4 forms, grounded collector, its base stage of described triode VT3 are then connected with the negative pole of polar capacitor C2, the negative pole of described polar capacitor C4 and the N of diode D3 form the output of voltage-stabilizing output circuit extremely jointly.
8. the highly sensitive multifunction control system of the multicircuit LED of one according to claim 7, is characterized in that, described pyroscan is TR350 type pyroscan.
9. the highly sensitive multifunction control system of the multicircuit LED of one according to claim 8, is characterized in that, described display have employed the LCDs with touch-input function.
10. the highly sensitive multifunction control system of the multicircuit LED of one according to claim 9, is characterized in that, described driving chip U2 is CL6562 integrated chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510982031.6A CN105407580A (en) | 2015-12-23 | 2015-12-23 | High-sensitivity and multi-functional control system for multi-circuit light emitting diode (LED) lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510982031.6A CN105407580A (en) | 2015-12-23 | 2015-12-23 | High-sensitivity and multi-functional control system for multi-circuit light emitting diode (LED) lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105407580A true CN105407580A (en) | 2016-03-16 |
Family
ID=55472756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510982031.6A Withdrawn CN105407580A (en) | 2015-12-23 | 2015-12-23 | High-sensitivity and multi-functional control system for multi-circuit light emitting diode (LED) lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105407580A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111278187A (en) * | 2020-04-10 | 2020-06-12 | 武汉万屏电子科技有限公司 | Microscope lighting driving circuit with light intensity self-adjusting function |
| WO2021057161A1 (en) * | 2019-09-29 | 2021-04-01 | 深圳市洲明科技股份有限公司 | Display drive circuit and display screen |
| CN112770464A (en) * | 2021-01-05 | 2021-05-07 | 浙江理工大学 | Control cabinet and control method of 5G street lamp |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200982542Y (en) * | 2006-12-13 | 2007-11-28 | 郭赐福 | Inducted lamp |
| TW200826023A (en) * | 2006-12-01 | 2008-06-16 | Innolux Display Corp | Backlight module and method for controlling the same |
| US20100127628A1 (en) * | 2008-11-21 | 2010-05-27 | Epson Imaging Devices Corporation | Display device |
| CN101936463A (en) * | 2009-06-30 | 2011-01-05 | 鸿富锦精密工业（深圳）有限公司 | Light-emitting diode (LED) lamp with intelligently-controlled brightness |
| CN104254174A (en) * | 2013-06-28 | 2014-12-31 | 东芝照明技术株式会社 | Lighting system |
| CN204131805U (en) * | 2014-10-28 | 2015-01-28 | 林奕水 | A kind of intelligent multifunction LED desk lamp |
-
2015
- 2015-12-23 CN CN201510982031.6A patent/CN105407580A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200826023A (en) * | 2006-12-01 | 2008-06-16 | Innolux Display Corp | Backlight module and method for controlling the same |
| CN200982542Y (en) * | 2006-12-13 | 2007-11-28 | 郭赐福 | Inducted lamp |
| US20100127628A1 (en) * | 2008-11-21 | 2010-05-27 | Epson Imaging Devices Corporation | Display device |
| CN101936463A (en) * | 2009-06-30 | 2011-01-05 | 鸿富锦精密工业（深圳）有限公司 | Light-emitting diode (LED) lamp with intelligently-controlled brightness |
| CN104254174A (en) * | 2013-06-28 | 2014-12-31 | 东芝照明技术株式会社 | Lighting system |
| CN204131805U (en) * | 2014-10-28 | 2015-01-28 | 林奕水 | A kind of intelligent multifunction LED desk lamp |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021057161A1 (en) * | 2019-09-29 | 2021-04-01 | 深圳市洲明科技股份有限公司 | Display drive circuit and display screen |
| CN111278187A (en) * | 2020-04-10 | 2020-06-12 | 武汉万屏电子科技有限公司 | Microscope lighting driving circuit with light intensity self-adjusting function |
| CN112770464A (en) * | 2021-01-05 | 2021-05-07 | 浙江理工大学 | Control cabinet and control method of 5G street lamp |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105848364A (en) | Dimmable LED constant-current output driving system based on power amplifying circuit | |
| CN105407580A (en) | High-sensitivity and multi-functional control system for multi-circuit light emitting diode (LED) lamp | |
| CN105848361A (en) | Dimming LED constant current driving system based on transistor oscillating circuit | |
| CN105848337A (en) | LED lamp light-operated energy saving system based on trilinear drive circuit | |
| CN105517235A (en) | Constant-current driving circuit-based multifunctional control system for LED lamp | |
| CN105517234A (en) | Hybrid type multi-circuit multifunctional control system for LED lamp | |
| CN105491714A (en) | Multi-circuit multifunctional control system for LED lamp | |
| CN105392237A (en) | Multifunctional control system for hybrid LED lamp | |
| CN105472812A (en) | Hybrid multifunctional intelligent optical-control system for LED lamp | |
| CN105873272A (en) | LED lamp strip energy-saving control system employing multi-circuit processing | |
| CN105376895A (en) | LED lamp multifunctional control system based on brightness signal processing circuit | |
| CN105873271A (en) | Multifunctional light-controlled energy-saving system with high sensitivity for multi-circuit LED lamp | |
| CN105376892A (en) | Intelligent LED lamp control system based on adjustable constant-current drive circuit | |
| CN105376891A (en) | Multifunctional LED lamp intelligent control system | |
| CN105392235A (en) | Intelligent control system with automatic brightness adjustment for LED lamp | |
| CN105430809A (en) | Signal amplification circuit-based multifunctional control system for LED lamp | |
| CN105764195A (en) | LED lamp-used multifunctional light-controlled energy-saving system with multi-circuit processing | |
| CN105423385A (en) | Energy-saving control system based on compound band-pass filtering and amplifying circuit and used for range hood | |
| CN105392238A (en) | Multifunctional control system used for LED (Light Emitting Diode) lamp | |
| CN204795813U (en) | Collection fishing lamp is with digital ballast and collection fishing lamp system | |
| CN105828477A (en) | Multifunctional light-operated energy-saving system for hybrid high-precision LED lamp | |
| CN105517225A (en) | Energy-saving control system of intelligent LED lamp | |
| CN105430806A (en) | Multifunctional intelligent control system for LED lamp | |
| CN105430795A (en) | Energy saving control system of intelligent LED lamp based on compound double-order filter circuit | |
| CN105517231A (en) | Intelligent control system of hybrid circuit for LED lamps |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20160316 Assignee: CHENGDU JIEGUAN TECHNOLOGY CO., LTD. Assignor: CHENGDU RANUS TECHNOLOGY CO., LTD. Contract record no.: 2016510000004 Denomination of invention: High-sensitivity and multi-functional control system for multi-circuit light emitting diode (LED) lamp License type: Common License Record date: 20160427 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20160316 |