CN106304475A - A kind of radar, light-operated inductive module - Google Patents
A kind of radar, light-operated inductive module Download PDFInfo
- Publication number
- CN106304475A CN106304475A CN201610673956.7A CN201610673956A CN106304475A CN 106304475 A CN106304475 A CN 106304475A CN 201610673956 A CN201610673956 A CN 201610673956A CN 106304475 A CN106304475 A CN 106304475A
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- radar
- module
- light
- transistor
- induction module
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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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
- H05B45/14—Controlling the intensity of the light using electrical feedback from LEDs or from LED modules
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses a kind of radar, light-operated inductive module, by microwave radar induction module, transistor and LED group are constituted, the outfan of described microwave radar induction module connects LED group by transistor, described microwave radar induction module detects conductive body when moving, its outfan output TTL high level, transistor turns, and LED group is lighted, when there is no human motion, the outfan output TTL low level of microwave radar induction module, and transistor cutoff, LED group is closed, use radar+photoinduction module, there is not dead angle, can effectively solve infrared light control electricity-saving lamp with the presence of having corner or having dead angle, the place cisco unity malfunction of barrier, sound-control energy-saving lamp sound little or noiseless in the case of the problem that can not normally work, the reliability of Energy Saving Control is greatly improved.
Description
Technical field
The present invention relates to electronic technology field, be specially a kind of radar, light-operated inductive module.
Background technology
The product design of the most current domestic energy-saving LED lamp, is divided into infrared light control and the product of the big series of acoustic control two, and light-operated one
As be by infrared photosensitive diode sensing human motion change control lamp light and breath goes out；Sound-control energy-saving lamp is to pass through sound
Keyholed back plate detection ambient sound is with or without the on and off controlling electricity-saving lamp.There is following unsolved two large problems in both modes,
Infrared light control electricity-saving lamp is with the presence of having corner or having dead angle, the place cisco unity malfunction of barrier, and sound-control energy-saving lamp is at sound
Little or noiseless in the case of can not normally work；Electricity-saving lamp is so caused cannot normally to start work in the environment of some is special
Make.
Summary of the invention
For problem above, the invention provides a kind of radar, light-operated inductive module, can effectively solve in background technology
Problem.
For achieving the above object, the present invention provides following technical scheme: a kind of radar, light-operated inductive module, by microwave thunder
Reaching induction module, transistor and LED group to constitute, the outfan of described microwave radar induction module connects LED by transistor
Lamp group, described microwave radar induction module detects conductive body when moving, and its outfan output TTL high level, transistor is led
Lead to, and LED group is lighted, when there is no human motion, the outfan output TTL low level of microwave radar induction module, and
Transistor cutoff, LED group is closed.
Preferably, described TTL high level is less than 0.4V more than 3.8V, TTL low level.
Preferably, after described microwave radar induction module starts, in delay time section, if any physical activity, microwave thunder
Reach induction module outfan and will persistently export TTL high level, until people leaves and exports the low electricity of TTL after a delay cycle
Flat.
Preferably, between described microwave radar induction module and transistor, also can connect a photoconductive resistance, according to the external world
Light intensity, controls the output state of microwave radar induction module, reaches energy-saving effect.
Preferably, during this radar, light-operated inductive module are by being added on SM2083 and applying, it is achieved human body inductive lamp intelligence system
System application.
Compared with prior art, the invention has the beneficial effects as follows: use radar+photoinduction module, there is not dead angle, can have
Effect solves infrared light control electricity-saving lamp with the presence of having corner or having dead angle, the place cisco unity malfunction of barrier, sound control energy-saving
Lamp sound little or noiseless in the case of the problem that can not normally work, the reliability of Energy Saving Control is greatly improved.
Accompanying drawing explanation
Fig. 1 is the equivalent circuit diagram of the present invention.
Fig. 2 is the actual application circuit of the embodiment of the present invention 1.
Fig. 3 is 2838-14c-v1 illuminating line complete machine schematic diagram of the present invention.
Fig. 4 is IC1 circuit diagram of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
Refer to Fig. 1, microwave radar induction module (D3) application wiring such as Fig. 1, move when induction module is detected with human body
Time dynamic (conductive body moves), P3 (Vout) output TTL high level (＞ 3.8V), transistor Q turn on, and make LED group light.Not yet
The P3 (Vout) output TTL low level (＜ 0.4V) of induction module (D3) when having human motion, transistor Q ends, and LED group is closed
Close.
Radar, the operation principle of light-operated inductive module energy-saving lamp circuit be:
1) intelligent-induction: when the investigative range having people to enter this product, microwave radar induction module output end vo ut exports
TTL high level, through a delay cycle, outfan returns to TTL low level.After induction module starts, in delay time section
In, if any physical activity, module output end vo ut will persistently export TTL high level, until people left and through a time delay week
After date output low level.
2) photosensitive control (option): according to extraneous light intensity, the output state of control module, reach energy-conservation effect
Really.
Embodiment 1
Referring to the drawings 2, in SM2083 applies, increase empty red frame in radar+light-operated inductive module (present invention) i.e. figure
Part.Can realize the application of human body inductive lamp intelligence system, sensor output connects chip DIM foot control chip duty, works as biography
Sensor has sensed that people is close, i.e. output high level is to DIM foot, and chip output current makes LED open；When sensor does not sense
During to human body, then output low level is to DIM foot, and chip closes output electric current, and LED goes out.Can be set by the resistance of regulation R4 simultaneously
The brightness of LED during settled transducers output low-level.
Set percentage ratio as I_DIM*R4/VREXT*100%
In formula, I_DIM is the pull-up current 17uA of DIM port；VREXT is VREXT foot reference voltage 0.6V.It is minimum
Percentage limit voltage is 0.15V (25%), and corresponding resistance sets range of accommodation as 8.8K～35K.
Embodiment 2
The present invention is applied in intelligent lamp system (model: 2838-14c-v1), carries out application below and say as a example by this product
Bright:
This product relevant parameter: input line voltage: AC220V；LED output: 10W
Radar transmission power :≤2mW；Radar distance of reaction: 10 meters
Detection angle: ＞ 120 °.
Accompanying drawing 3 for the model of present invention application radar, light-operated inductive module is: 2838-14c-v1 illuminating line complete machine is former
Reason figure, in Fig. 3, the internal parallel circuit of wire is the electrical schematic diagram of radar+light-operated inductive module, and frame outer portion circuit is SM2083 line
Property constant current chip control lamp plate electrical schematic diagram, circuit analysis: civil power 220V from port L and N access, by DB1 bridge rectifier
Becoming unidirectional current, then filter mains by harmonics by the filter network of R0-1 and C1-1 composition, a road supplies power directly to 2 feet of U1,
Working power is provided for U1；The current constant control outfan out (1 foot) of U1 is received through LED1-LED14 in one tunnel；Another road is passed through
R2-1 and R3-1 dividing potential drop arrives the VIN end of IC2 through ZD1 voltage stabilizing 5.1V by J1 the 1st foot again, by 3 feet of voltage stabilizing chip IC 2
(VOUT end) exports stable 5V power supply and powers to Q1 and IC1.Module output control signal by the 2 feet outputs of IC1 through R1 and
1st foot of J1 is connected to the DIM end of U1, and DIM is simulation digital dimming port.
The light-operated module of radar (sensor) output connects chip DIM foot control chip duty by R1, when sensor sense
Should arrive people close, i.e. output high level is to DIM foot, and chip output current makes LED open；When sensor does not sense human body
Time, then output low level is to DIM foot, and chip closes output electric current, and LED goes out.Can be set when passing by the resistance of regulation R1 simultaneously
The brightness of LED during sensor output low level.The operating current of LED is set by the size setting R1-1.
Modular circuit job analysis: IC1 (BISS0001) is to be that a transducing signal with superior performance processes
Integrated circuit, Fig. 4 is frame circuit diagram in IC1, and internal circuit is by being by operational amplifier, voltage comparator, state controller, prolonging
The unit such as time timer and blocking time intervalometer is constituted late.Q1 is N-type channel enhancement mode high frequency field effect transistor, in circuit
S line is back-shaped antenna, shares for radar signal and reception；RO is photoconductive resistance, is used for detecting ambient light illumination.If environment
Brighter, the resistance value of R0 can reduce, and makes the input of 9 feet remain low level, thus blocks triggering signal Vs and make IC1 without controlling
Signal exports；R7 can regulate the size of amplifier gain and take 5.1K herein and can improve circuit gain and improve circuit performance. and defeated
Go out Tx time delay to be adjusted by the size of outside R3 and C2. trigger blocking time Ti and adjusted by the size of outside R2 and C1.
Being constituted RS oscillating circuit by the electric capacity between Q1 internal resistance S-shaped antenna Copper Foil and parasitic capacitance etc. after energising, this oscillator signal is put through Q1
Sent the microwave signal of 2.5-3.2GHz after great by antenna, if run into fixing object simultaneously, the frequency waveform reflected does not has phase
Displacement is moved, if running into the object of movement, echo has phase shift, i.e. Doppler effect.The reflected signal that antenna receives
The low-frequency signals of 3-5MHz, the frequency-selecting net that this signal is constituted is produced through R25 and C20C10 etc. by carrying out difference frequency with transmitting signal
Network enters the 14 foot first order operational amplifier OP1 of IC1,16 foot outputs be coupled to two-stage amplifier OP2, output letter through C7
Number delivering to the two-way amplitude discriminator being made up of comparator COP1 and COP2, detection effectively triggers signal Vs deactivation timing time delay
Device, is exported control signal by the 2nd foot (VO end) of IC1 afterwards and controls the 4th foot (DIM end) of U1 thus control that lamp is bright and lamp goes out.
The calculating of tranmitting frequency: mention microwave oscillation frequency in above-mentioned introduction and be placed on through high-frequency tube, rationally by RC vibration
RC frequency most important, computing formula is f=1/2 π RC, the loop resitance during R is radiating circuit in formula, C be pcb board just
Electric capacity between reverse side Copper Foil and the total capacitance of other distribution capacity composition, this capacitance formula is that in C=ε s/d formula, ε is medium
(referring herein to the dielectric constant of pcb board material), S is PCB polar plate area, and d is polar plate spacing (referring to the thickness of pcb board in this reason).
Method of testing: 1, module high electricity of Vout (J1 the 3rd foot) output during initializing (energising for the first time after power-off)
Flat, induction module enters duty simultaneously, if there being human motion, induction module will detect, and maintains module defeated
Going out high level, if there is human motion always, the Vout (J1 the 3rd foot) of module is just always maintained at high level output, only one
Not having human motion in individual delay time section, induction module Vout (J1 the 3rd foot) just can output low level (closedown external circuit).
As a example by Fig. 3, (initializing) after switching on power, LED group is bright, and at this moment human body is immovable, and keeps one
Time period (gives tacit consent to about 30 seconds), and LED group is gone out.After completing this initialization procedure, module just can normally work.
2, the photosensitive control of modular belt.Owing to photosensitive control Logic Priority level in the module is last, so module is only
Have and just work after microwave radar inducing function normally works.Its initial procedure is with 2, after the process when 2 completes, and photosensitive control
Work.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Any amendment, equivalent and the improvement etc. made within god and principle, should be included within the scope of the present invention.
Claims (5)
1. a radar, light-operated inductive module, it is characterised in that by microwave radar induction module (D3), transistor (Q) and LED
Lamp group is constituted, and the outfan of described microwave radar induction module (D3) connects LED group, described microwave thunder by transistor (Q)
Reach induction module (D3) and detect conductive body when moving, its outfan (P3) output TTL high level, transistor (Q) turns on, and
And LED group lights, when there is no human motion, outfan (P3) the output TTL low level of microwave radar induction module (D3), and
And transistor (Q) cut-off, LED group is closed.
A kind of radar, light-operated inductive module the most according to claim 1, it is characterised in that: described TTL high level is more than
3.8V, TTL low level is less than 0.4V.
A kind of radar, light-operated inductive module energy-saving LED lamp the most according to claim 1, it is characterised in that: described microwave thunder
After reaching induction module (D3) startup, in delay time section, if any physical activity, microwave radar induction module (D3) outfan will
Persistently output TTL high level, until people leaves and exports TTL low level after a delay cycle.
A kind of radar, light-operated inductive module the most according to claim 1, it is characterised in that: described microwave radar sensing mould
Also can connect a photoconductive resistance between block (D3) and transistor (Q), according to extraneous light intensity, control microwave radar sensing mould
The output state of block (D3), reaches energy-saving effect.
A kind of radar, light-operated inductive module the most according to claim 1, it is characterised in that: this radar, light-operated inductive module
By being added in SM2083 application, it is achieved human body inductive lamp intelligence system is applied.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610673956.7A CN106304475A (en) | 2016-08-16 | 2016-08-16 | A kind of radar, light-operated inductive module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610673956.7A CN106304475A (en) | 2016-08-16 | 2016-08-16 | A kind of radar, light-operated inductive module |
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| Publication Number | Publication Date |
|---|---|
| CN106304475A true CN106304475A (en) | 2017-01-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610673956.7A Pending CN106304475A (en) | 2016-08-16 | 2016-08-16 | A kind of radar, light-operated inductive module |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107102274A (en) * | 2017-06-30 | 2017-08-29 | 横店集团得邦照明股份有限公司 | One kind realizes sensing lamp batch aging device and its implementation using tongue tube |
| CN108226872A (en) * | 2018-01-29 | 2018-06-29 | 深圳市粤嘉鸿电子有限公司 | A kind of microwave Doppler radar system |
| CN108684101A (en) * | 2018-04-03 | 2018-10-19 | 重庆彤芯微集成电路有限公司 | A kind of intelligent illuminating system and method |
| CN109116779A (en) * | 2018-08-27 | 2019-01-01 | 苏州矽典微智能科技有限公司 | A kind of automatic switch controller and method of electrical equipment |
| CN110853330A (en) * | 2019-11-29 | 2020-02-28 | 潘江 | Voice system microwave sound wave infrared power saving module and intelligent device awakening system |
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| CN204442807U (en) * | 2015-04-03 | 2015-07-01 | 河南昊晟电子科技有限公司 | A kind of corridor LED illumination lamp based on radar induction |
| CN204986450U (en) * | 2015-08-12 | 2016-01-20 | 王永德 | Light -operated human response LED lamp of multichannel |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203120235U (en) * | 2013-01-17 | 2013-08-07 | 张永清 | Light induction automatic control system |
| CN203934077U (en) * | 2014-06-30 | 2014-11-05 | 惠州帕兰德光电科技有限公司 | A kind of radar inductive lightning light fixture |
| CN204362354U (en) * | 2014-12-13 | 2015-05-27 | 陈燕妮 | A kind of LED control circuit based on human body sensing |
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| CN204986450U (en) * | 2015-08-12 | 2016-01-20 | 王永德 | Light -operated human response LED lamp of multichannel |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107102274A (en) * | 2017-06-30 | 2017-08-29 | 横店集团得邦照明股份有限公司 | One kind realizes sensing lamp batch aging device and its implementation using tongue tube |
| CN107102274B (en) * | 2017-06-30 | 2023-09-05 | 横店集团得邦照明股份有限公司 | Device for realizing batch ageing of induction lamps by using reed pipes and implementation method thereof |
| CN108226872A (en) * | 2018-01-29 | 2018-06-29 | 深圳市粤嘉鸿电子有限公司 | A kind of microwave Doppler radar system |
| CN108684101A (en) * | 2018-04-03 | 2018-10-19 | 重庆彤芯微集成电路有限公司 | A kind of intelligent illuminating system and method |
| CN109116779A (en) * | 2018-08-27 | 2019-01-01 | 苏州矽典微智能科技有限公司 | A kind of automatic switch controller and method of electrical equipment |
| CN110853330A (en) * | 2019-11-29 | 2020-02-28 | 潘江 | Voice system microwave sound wave infrared power saving module and intelligent device awakening system |
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Application publication date: 20170104 |