CN109996383A - A kind of illumination control method and illuminator based on human body sensing - Google Patents
A kind of illumination control method and illuminator based on human body sensing Download PDFInfo
- Publication number
- CN109996383A CN109996383A CN201910340808.7A CN201910340808A CN109996383A CN 109996383 A CN109996383 A CN 109996383A CN 201910340808 A CN201910340808 A CN 201910340808A CN 109996383 A CN109996383 A CN 109996383A
- Authority
- CN
- China
- Prior art keywords
- light source
- microcontroller
- source module
- module group
- reflection
- 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.)
- Granted
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
- 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
-
- 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
Abstract
The present invention provides a kind of illumination control method and illuminator based on human body sensing, the illuminator includes: shell, the power supply mould group being packaged in shell, microcontroller, and light source module group, driving mould group and at least one first sensor for connecting with micro-controller communications；Wherein, mould group is driven, for generating driving signal under the control of the micro-controller and being transmitted to institute's light source module group；Light source module group periodically generates the first emergent ray of the first predeterminated frequency for the driving signal based on driving mould group transmission；First sensor is transmitted to microcontroller for receiving first reflection light of first emergent ray under the present circumstances after reflection, and after generating the first electric signal based on the first reflection light；Microcontroller is also used to the illumination condition according to the first electric signal control light source module group.Illuminator overall structure provided by the invention is simple, can reduce cost while intelligently providing illumination.
Description
Technical field
The present invention relates to lighting technical fields, more particularly to a kind of illumination control method based on human body sensing and illumination
Lamps and lanterns.
Background technique
With the continuous development of science and technology, the switch of lamps and lanterns is controlled often through human body sensor in lighting area,
When detecting someone in space, opens lamps and lanterns and illuminated；Conversely, then closing lamps and lanterns.Human body sensor is as a kind of
Basis and general sensor, major function be detection certain space in whether with the presence of personnel, sensed by human body sensing
Device can close lamps and lanterns when not needing to be illuminated, thus it is energy saving, save electricity cost.
There are many main implementation techniques of common human body sensor: pyroelectric sensor, thermopile sensor, micro-
Wave sensor, camera etc..These sensors have the advantages that respective, but there is also some problems.Pyroelectric sensor and microwave
Sensor can perceive the movement of human body, but can not effectively detect to stationary object；As installed human body sensing in room
Sensor, and link with the illuminator in room.Into after room, since human body sensor detects human body, lamp is automatic
Opening is illuminated；People reads a book before being sitting in table, remains stationary, and sensor can not detect human body, after a period of time, lamp automatic extinguishing
It goes out；People is needed irregularly to wave, or big movement of making comparisons, it could retriggered sensor.In order in above-mentioned application
In avoid people from frequently waving to prevent presence of the human body sensor induction less than people and turn off the light, a kind of solution is appropriate
Extend the delay time after human body sensor is triggered, delay time to turning off the light again.But this can bring another problem again:
If people is into leaving behind room again at once, since human body sensor is triggered, can turn off the light again by a long time,
To bring the waste of the energy.
In addition, a possibility that although camera can identify human body, and there are privacy leakages；Thermoelectric pile can be visited
The presence of human body is surveyed, but price is higher, is not easy to popularize.
Summary of the invention
The present invention provides a kind of illumination control method based on human body sensing and illuminator with overcome the above problem or
Person at least is partially solved the above problem.
According to an aspect of the invention, there is provided a kind of illuminator, comprising: shell is packaged in the shell
Power supply mould group, microcontroller, and connect with the micro-controller communications light source module group, driving mould group and at least one first
Sensor；Wherein,
The driving mould group, for generating driving signal under the control of the microcontroller and being transmitted to the light source die
Group；
The light source module group periodically generates the first predeterminated frequency for the driving signal based on the driving mould group transmission
The first emergent ray；
The first sensor, it is first anti-under the present circumstances after reflection for receiving first emergent ray
Light is penetrated, and is transmitted to the microcontroller after generating the first electric signal based on first reflection light；
The microcontroller is also used to analyze the first reflection system for obtaining the current environment according to first electric signal
Number controls the illumination condition of the light source module group based on first reflection coefficient via the driving mould group.
Optionally, the light source module group includes multiple luminescence units；The light that the luminescence unit issues be visible light and/
Or non-visible light；
The microcontroller is also used to: before controlling the driving mould group and generating driving signal, judging the microcontroller
Whether the current environment second reflection coefficient in unmanned state is stored in device；
When storing second reflection coefficient of the current environment in unmanned state when, the light source module group is initialized, is controlled
The luminescence unit made in the light source module group is in close state；
When not storing second reflection coefficient of the current environment in unmanned state when, control the light source module group with
Second predeterminated frequency emits the second emergent ray.
Optionally, the first sensor is also used to: being received second emergent ray and is passed through under the current environment
The second reflection light after reflection, and the second electric signal is generated based on second reflection light；
The microcontroller is also used to, and obtains the current environment in unmanned state based on second electric signal analysis
The second reflection coefficient.
Optionally, the microcontroller is also used to: first reflection coefficient and the second reflection coefficient；
When the difference of first reflection coefficient and second reflection coefficient is in the first preset range, described in control
Driving mould group stops providing driving voltage to the light source module group, and the luminescence unit in the light source module group is in close state；
When the difference of first reflection coefficient and second reflecting system is in the second preset range, the driving mould group is controlled
Driving voltage is provided to the light source module group, the luminescence unit in the light source module group is in illumination condition.
Optionally, the first sensor includes optical sensor and/or illuminance transducer；The optical sensor includes: can
Light-exposed sensor or it is non-can optical sensor.
Optionally, the illuminator further includes at least one second sensor, is connect with the micro-controller communications, is used
In detect the current environment whether presence of people, and will test signal and be transmitted to the microcontroller；
The microcontroller is also used to when the second sensor detects current environment presence of people, described in control
Luminescence unit in light source module group is in illumination condition.
Optionally, the second sensor includes dynamic and static sensor, microwave remote sensor and/or pyroelectric sensor.
According to another aspect of the present invention, a kind of illumination control method based on human body sensing is additionally provided, is applied to
Illuminator described in any of the above embodiments, which comprises
Microcontroller control light source module group in the illuminator periodically generates the first outgoing of the first predeterminated frequency
Light；
First emergent ray is received using the first sensor in the illuminator to pass through under the present circumstances instead
The first reflection light after penetrating, and the microcontroller is transmitted to after generating the first electric signal based on first reflection light；
The microcontroller obtains the first reflection coefficient of the current environment according to first electric signal analysis, is based on
First reflection coefficient controls the illumination condition of the light source module group.
Optionally, the microcontroller control light source module group in the illuminator generates periodic current and launches first
First isolychn of predeterminated frequency, comprising:
Microcontroller in the illuminator sends the driving signal of the first predeterminated frequency to driving mould group, by the drive
Dynamic model group drives the light source module group periodically to generate electric current and issue the first emergent ray for emitting first predeterminated frequency.
Optionally, the microcontroller obtains the first reflection system of the current environment based on first electric signal analysis
Number, comprising:
The microcontroller is based on first electric signal and is carried out digital band pass filter centered on first predeterminated frequency
Wave obtains the first reflection coefficient of the current environment.
Optionally, the microcontroller controls the light source module group generation periodic current by the driving mould group and sends out
Before the first emergent ray for projecting the first predeterminated frequency, further includes:
Judge second reflection coefficient of the current environment in unmanned state whether is stored in the microcontroller；
If storing second reflection coefficient of the current environment in unmanned state, the light source module group is initialized, is controlled
The luminescence unit made in the light source module group is in close state；
If not storing second reflection coefficient of the current environment in unmanned state, pass through the microcontroller control
It makes the light source module group and the second emergent ray is emitted with the second predeterminated frequency；
The of second emergent ray under the current environment after reflection is received by the first sensor
Two reflection lights, and the second electric signal is generated based on second reflection light；
The microcontroller obtains second of the current environment in unmanned state based on second electric signal analysis
Reflection coefficient.
Optionally, the illumination condition that the light source module group is controlled based on first reflection coefficient, comprising:
Compare first reflection coefficient and the second reflection coefficient；
If the difference of first reflection coefficient and second reflection coefficient is in the first preset range, described in control
Luminescence unit in light source module group is in close state；
If the difference of first reflection coefficient and second reflecting system is in the second preset range, described in control
Luminescence unit in light source module group is in illumination condition.
Optionally, if the luminescence unit emitted light in the light source module group is visible light, if the storage institute
Second reflection coefficient of the current environment in unmanned state is stated, then initializes the light source module group, controls in the light source module group
Luminescence unit be in close state after, further includes:
Judge whether the second sensor in the illuminator detects the current environment by the microcontroller
Presence of people；
If the second sensor detects the current environment presence of people, the light is controlled by the microcontroller
Luminescence unit in the mould group of source is in illumination condition.
Optionally, the microcontroller obtains the first reflection system of the current environment based on first electric signal analysis
It counts, after the illumination condition that the light source module group is controlled based on first reflection coefficient, further includes:
Judge whether the luminescence unit in the light source module group is in illumination condition；
If the luminescence unit in the light source module group is in illumination condition, week is generated by microcontroller control light source module group
Phase property electric current and the third emergent ray for launching third predeterminated frequency, to continue to monitor in the current environment whether have human body
In the presence of.
The embodiment of the invention provides a kind of illumination control method and illuminator based on human body sensing, in the present invention
In the scheme of offer, the light reflectance based on certain frequency in the first sensor detection current environment being provided with not only may be used
To judge whether there is human body presence, the movement of human body can also determine whether, and then effectively provide illumination.Photograph provided by the invention
Bright lamp tool overall structure is simple, and two additional portions of microcontroller and first sensor need to be only added compared to traditional lighting lamps and lanterns
The intelligent lighting based on human body sensing can be realized in part, can also economize on resources while controlling lamps and lanterns cost.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can
It is clearer and more comprehensible, the followings are specific embodiments of the present invention.
According to the following detailed description of specific embodiments of the present invention in conjunction with the accompanying drawings, those skilled in the art will be brighter
The above and other objects, advantages and features of the present invention.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is the floor map of illuminator according to an embodiment of the present invention；
Fig. 2 is illuminator schematic diagram of internal structure according to an embodiment of the invention；
Fig. 3 is illuminator schematic diagram of internal structure according to another embodiment of the present invention；
Fig. 4 is the schematic side view of illuminator according to an embodiment of the present invention；
Fig. 5 is the illumination control method flow diagram according to an embodiment of the present invention based on human body sensing；
Fig. 6 is indoor environment schematic layout pattern according to an embodiment of the present invention；
Fig. 7 is microcontroller transmitting signal according to an embodiment of the invention and receives signal contrast schematic diagram；
Fig. 8 is microcontroller transmitting signal according to another embodiment of the present invention and receives signal contrast schematic diagram；
Fig. 9 is the illumination control method flow diagram based on human body sensing according to one preferred embodiment of the present invention；
Figure 10 is the illumination control method flow diagram based on human body sensing of another preferred embodiment according to the present invention.
Specific embodiment
The exemplary embodiment that the present invention will be described in more detail below with reference to accompanying drawings.Although showing the present invention in attached drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the present invention without should be by embodiments set forth here
It is limited.It is to be able to thoroughly understand the present invention on the contrary, providing these embodiments, and can be by the scope of the present invention
It is fully disclosed to those skilled in the art.
The embodiment of the invention provides a kind of illuminators 100, in conjunction with Fig. 1 and 2 it is found that photograph provided in an embodiment of the present invention
Bright lamp tool 100 may include: shell 10, the power supply mould group 20 being packaged in shell 10, microcontroller 30, and and microcontroller
Light source module group 40, driving mould group 50 and at least one first sensor 60 of 30 communication connections；Wherein, mould group 50 is driven, is used for
Driving signal is generated under the control of microcontroller 30 and is transmitted to light source module group 40；Light source module group 40, for based on driving mould
The driving signal of 50 transmission of group periodically generates the first emergent ray of the first predeterminated frequency；First sensor 60, for receiving
First emergent ray under the present circumstances by reflection after the first reflection light, and based on the first reflection light generate first electricity
Microcontroller 30 is transmitted to after signal；Microcontroller 30 is also used to obtain the first of current environment according to the analysis of the first electric signal
Reflection coefficient controls the illumination condition of light source module group 40 based on the first reflection coefficient via driving mould group 50.
The embodiment of the invention provides a kind of illuminators 100, are detected currently based on the first sensor 60 being provided with
The light reflectance of certain frequency not only can decide whether the shifting that can also determine whether human body with the presence of human body in environment
It is dynamic, and then illumination is effectively provided.100 overall structure of illuminator provided in an embodiment of the present invention is simple, compared to traditional lighting
Lamps and lanterns 100 need to add 60 two additional components of microcontroller 30 and first sensor and the intelligence based on human body sensing can be realized
It can illuminate, can also economize on resources while controlling lamps and lanterns cost.
In the present embodiment, power supply mould group 20 can be to driving mould group 50, microcontroller 30, first sensor 60 and light
Source mould group 40 is powered, and is supplied after can receive external power supply and being converted mould group each in illuminator 100
Electricity can also be powered in a manner of battery, can be specifically configured according to the different application scenarios of illuminator 100,
The present invention is without limitation.
40 one side of light source module group can be used to provide illumination, and the light that on the other hand can also generate certain frequency becomes
Change；It may include multiple luminescence units 41, such as can be LED, OLED convenient for the semiconductor light emitting unit of regulation control.It is more
The light that a luminescence unit 41 issues is visible light, non-visible light or combination.Optionally, in multiple luminescence units 41
Part can be divided into for the luminescence unit of illumination and part for emitting the luminescence unit of predeterminated frequency light, can also be passed through
All luminescence units are completed to illuminate and emit the work of predeterminated frequency light jointly, and the present invention is without limitation.
First sensor 60 may include optical sensor and/or illuminance transducer, wherein optical sensor can also include can
Light-exposed sensor or non-visible light sensor.It, can when the light that the luminescence unit 41 in light source module group 40 issues is visible light
Visible light sensor is used with corresponding；When the light that luminescence unit 41 issues is non-visible light, can correspond to using non-visible
Optical sensor, can also both use simultaneously, the present invention is without limitation.
When the light that multiple luminescence units 41 in light source module group 40 issue is irradiated to indoor furniture, metope, personnel etc.
After on object, reflection light can be generated.Above-mentioned reflection light can be connect with the first sensor 60 in illuminated lamps and lanterns 100
It receives (such as the photoelectric conversion devices such as photodiode) to receive, and electric signal is converted to based on received light.Therefore, when
Indoor when constituting different, the first total reflection coefficient is different, it is assumed that the light that the luminescence unit 41 in light source module group 40 is emitted
Flux is certain, and for different environment layouts, the luminous flux that first sensor 60 receives is different, therefore, the electric signal of generation
Also different.
That is, the light in current environment locating for illuminator 100 under someone and unmanned state for identical frequency
The reflection coefficient of line is different.Therefore, in the present embodiment, the first reflection coefficient control of the microcontroller 30 according to current environment
When the illumination condition of light source module group 40 processed, reflection coefficient when mainly can be with nobody is compared.Optionally, microcontroller 30
It is also used to: before control driving mould group 50 generates driving signal, judging that whether being stored with current environment in microcontroller 30 exists
The second reflection coefficient when unmanned state；When storing second reflection coefficient of the current environment in unmanned state when, light is initialized
Source mould group 40, the luminescence unit 41 controlled in light source module group 40 are in close state；When current without storage in microcontroller 30
When second reflection coefficient of the environment in unmanned state, light source module group 40 is controlled with the second predeterminated frequency and emits the second emergent light
Line.First sensor 60 is also used to: second reflection light of second emergent ray under the present circumstances after reflection is received, and
The second electric signal is generated based on the second reflection light；Microcontroller 30 is also used to, and is obtained based on the analysis of the second electric signal and is worked as front ring
Second reflection coefficient of the border in unmanned state.Wherein, the first predeterminated frequency and the second predeterminated frequency can be based on illuminator 100
Different application scenarios are configured, and the present invention is without limitation.
After the second reflection coefficient when getting current environment at nobody, microcontroller 30 can be anti-based on first
Penetrate the illumination condition of luminescence unit 41 in coefficient and the second reflection coefficient control light source module group 40.Microcontroller 30 is also used to: ratio
Compared with the first reflection coefficient and the second reflection coefficient；When the difference of the first reflection coefficient and the second reflection coefficient is in the first preset range
When interior, control driving mould group 50 stops providing driving voltage to light source module group 40, and the luminescence unit 41 in light source module group 40 is in
Closed state；When the difference of the first reflection coefficient and the second reflecting system is in the second preset range, control driving mould group 50
Driving voltage is provided to light source module group 40, the luminescence unit 41 in light source module group 40 is in illumination condition.Under normal circumstances, second
The numerical value of preset range can be bigger than the numerical value of the first preset range, and specific difference range can be arranged according to different environment layouts.
Fig. 3 shows illuminator schematic diagram of internal structure according to another embodiment of the present invention, referring to Fig. 3 it is found that originally
The illuminator that embodiment provides can also include at least one second sensor 70, communicate to connect, be used for microcontroller 30
Detect current environment whether presence of people, and will test signal and be transmitted to microcontroller 30；Microcontroller 30 is also used to when second
When sensor 70 detects current environment presence of people, the luminescence unit 41 controlled in light source module group is in illumination condition.Second
Sensor 70 includes dynamic and static sensor, microwave remote sensor and/or pyroelectric sensor, to obtain based on first sensor 60
Current environment the first reflection coefficient on the basis of combine second sensor 70 acquired in data more accurate judgement it is current
Whether with the presence of human body in environment, to further increase illuminator for the accuracy of human body detection.
In embodiments of the present invention, due to needing first sensor 60 and second sensor 70 respectively in current environment
Reflection light and human body are detected, and therefore, first sensor 60 and second sensor 70 can be set in 10 outside of shell,
So that the testing result of first sensor 60 and second sensor 70 is more accurate.Fig. 4 shows the photograph of the embodiment of the present invention
The schematic side view of bright lamp tool, referring to fig. 4 it is found that first sensor 60, second sensor 70 can be set on shell 10, and
Positioned at the side of 100 light-emitting surface of illuminator.
Based on the same inventive concept, the embodiment of the invention also provides a kind of illumination control method based on human body sensing,
Applied to illuminator described in any of the above-described embodiment, method may include:
Step S502, the microcontroller control light source module group in illuminator periodically generate the first of the first predeterminated frequency
Emergent ray；
Step S504 receives the first emergent ray using the first sensor in illuminator and passes through under the present circumstances instead
The first reflection light after penetrating, and microcontroller is transmitted to after generating the first electric signal based on the first reflection light；
Step S506, microcontroller obtains the first reflection coefficient of current environment according to the analysis of the first electric signal, based on the
The illumination condition of one reflection coefficient control light source module group.
The embodiment of the invention provides a kind of illumination control methods based on human body sensing, pass through the micro-control in illuminator
Device control driving driving mould group driving light source module group processed generates the first emergent ray of the first predeterminated frequency, and by first sensor
The first reflection light after being reflected under the present circumstances the first emergent ray is received to generate the first electric signal, most
The first reflection coefficient of current environment is determined according to the first electric signal to determine whether someone deposits current environment by microcontroller afterwards
, and then judge whether to provide illumination.Method based on the embodiment of the present invention is based on adding the first biography in illuminator
The intelligent lighting based on human body sensing can be realized in sensor and microcontroller, and then promotes people while simplifying and judging process
Body induction efficiency, and then more intelligentized illumination is provided.
It is referred in above-mentioned steps S502, light source module group can be controlled by microcontroller and periodically generate the first predeterminated frequency
The first emergent ray, it is possible to further send the first default frequency to driving mould group using the microcontroller in illuminator
The driving signal of rate periodically generates electric current by driving mould group driving light source module group and issues the first of the first predeterminated frequency of transmitting
Emergent ray.That is, microcontroller can provide suitable periodic drive signal to driving mould group, to drive light source
Mould group generates periodic current.Another aspect microcontroller can also receive what first sensor was generated based on the first reflection light
First electric signal, and then the presence based on human body in first electric signal detection current environment.
It introduces above, microcontroller can obtain the first reflection coefficient of current environment based on the first electric signal, further,
Microcontroller is based on the first electric signal and is carried out digital band pass filtering centered on the first predeterminated frequency, and the first of current environment is obtained
Reflection coefficient.In the present embodiment, driving mould group driving light source module group periodically generates the output of certain duty ratio, the electricity of output
Stream can be square wave, sine wave or other periodic waveforms.Transmitting signal 2 is equal shown in transmitting signal 1 and Fig. 8 shown in Fig. 7
By taking square wave as an example, transmitting signal 1 is different with the tranmitting frequency for emitting signal 2 and period.In conjunction with Fig. 7, Fig. 8 it is found that microcontroller
After reception signal 1, reception signal 2 after bandpass filtering, digital band pass can be carried out centered on the first predeterminated frequency
Filtering, microcontroller carry out that such as Chebyshev filter, Butterworth filter number tape can be used when digital band pass filtering
Pass filter algorithm filters off the illumination data of uncorrelated frequency, only retains using tranmitting frequency as the certain frequency section of center wavelength
Interior illumination data removes ambient noise, accurately to obtain the first reflection coefficient of current environment.It optionally, is further to keep away
Exempt to interfere, microcontroller can change driving frequency, and carry out digital filter using different center frequency to corresponding acquisition signal
Wave.After microcontroller gets the first reflection coefficient, so that it may drive mould group to light source based on the control of the first reflection coefficient
The driving signal that mould group provides, and then via the illumination condition of driving mould group control light source module group.
In general, when the light that multiple luminescence units in light source module group issue is irradiated to indoor furniture, metope, people
After on the objects such as member, reflection light can be generated.Above-mentioned reflection light can be connect with the first sensor in illuminated lamps and lanterns
It receives (such as the photoelectric conversion devices such as photodiode) to receive, and electric signal is converted to based on received light.Therefore, when
Indoor when constituting different, the first total reflection coefficient is different, it is assumed that the luminous flux that the luminescence unit in light source module group is emitted
Centainly, for different environment layouts, the luminous flux that first sensor receives is different, and therefore, the electric signal of generation is also different.
That is, being different for the reflection coefficient of the light of identical frequency under someone and unmanned state in current environment locating for illuminator
's.Optionally, can also include: before above-mentioned steps S502
Judge second reflection coefficient of the current environment in unmanned state whether is stored in microcontroller；
If storing second reflection coefficient of the current environment in unmanned state, light source module group is initialized, controls light source die
Luminescence unit in group is in close state；
If not storing second reflection coefficient of the current environment in unmanned state, light source die is controlled by microcontroller
Group emits the second emergent ray with the second predeterminated frequency；The second emergent ray is received by first sensor to pass through under the present circumstances
The second reflection light after crossing reflection, and the second electric signal is generated based on the second reflection light；Microcontroller is based on the second telecommunications
Number analysis obtains second reflection coefficient of the current environment in unmanned state.
That is, illuminator before realizing human body sensing Lighting control, needs first to obtain the current institute of illuminator
Locate second reflection coefficient of the environment at nobody, to the second reflection coefficient under unmanned state under current environment into calibration
Afterwards, microcontroller can control the illumination condition of light source module group based on the first reflection coefficient, can specifically include: comparing first
Reflection coefficient and the second reflection coefficient；If the difference of the first reflection coefficient and the second reflection coefficient in the first preset range,
Luminescence unit in control light source module group is in close state；If the difference of the first reflection coefficient and the second reflecting system is second
In preset range, then the luminescence unit controlled in light source module group is in illumination condition.Under normal circumstances, the number of the second preset range
Value can be bigger than the numerical value of the first preset range, for example the first preset range is+- 3% or+- 5%, then the second preset range can be with
Greater than any one numberical range of the range, specific difference range can be arranged according to different environment layouts, according to scene
Actual conditions are adjusted.
Described above, the light that the luminescence unit in light source module group is issued can be visible light, be also possible to non-visible
Light.If the luminescence unit emitted light in light source module group is visible light, in initialization light source module group, light source die is controlled
After luminescence unit in group is in close state, further includes: judge the second sensor in illuminator by microcontroller
Whether current environment presence of people is detected；If second sensor detects current environment presence of people, by microcontroller control
Luminescence unit in light source module group processed is in illumination condition.For emitting the light source of visible light, need to protect in unmanned state
Closing is held with energy saving, and hence it is also possible to whether have by the second sensor in illuminator to detect in current environment
People, in the state of someone control luminescence unit be in illumination condition, nobody when remain turned-off, and then offer intelligent lighting
While it is energy saving.
If the luminescence unit emitted light in light source module group is non-visible light, since light source module group may be defaulted
It is in off state, therefore, microcontroller can also include: after the illumination condition based on the first reflection coefficient control light source module group
Judge whether the luminescence unit in light source module group is in illumination condition；If the luminescence unit in light source module group is in illumination condition,
Launch the third emergent ray of third predeterminated frequency, by microcontroller control light source module group generation periodic current then to hold
Whether with the presence of human body in the continuous monitoring current environment.Third predeterminated frequency can be with the first predeterminated frequency, the second default frequency
Rate is identical, can also be different, and can specifically be set according to the actually located environment of illuminator, the present invention is without limitation.
For example, the position of illuminator installation may also have other light sources, such as daylight, incandescent lamp, fluorescent lamp
Deng.These light sources also have respective luminous frequency: the variation of daylight is low frequency 10Hz or less；Incandescent lamp is 100Hz；Fluorescent lamp is
Tens KHz.Therefore microcontroller can attempt respectively other than these frequency ranges to light source carry out driving and to sampled signal into
Row digital filtering avoids the interference by these light sources that may be present.
It is described in detail by taking visible light and non-visible light as an example separately below.
Fig. 9 shows the illumination control method process signal based on human body sensing according to one preferred embodiment of the present invention
Figure, this preferred embodiment are illustrated by taking non-visible light sources as an example, if the luminescence unit in light source module group is infrared LEDs,
First sensor is infrared sensor.As shown in figure 9, method provided in this embodiment may include:
S901, microcontroller judge whether to be stored with reflection R 1 of the current environment in unmanned state；If no
Reflection R 1 of the current environment in unmanned state is stored, S902 is thened follow the steps, if being stored with current environment at nobody
Reflection R 1 when state, thens follow the steps S905；
Unmanned state is arranged in S902, when being in unmanned state under the present circumstances, carries out unmanned state's calibration；
S903, microcontroller with frequency f1 to driving mould group sending cycle signal, while drive mould group be based on received
The cyclical signal driving light source module group arrived generates emergent ray X1 with frequency f1；Infrared sensor receives light X1 and is worked as front ring
Reflection light Y1 after the reflection of border, and electric signal import and export is generated to microcontroller based on reflection light, microcontroller is based on should
Electric signal is filtered the reflection R 1 for obtaining current environment under unmanned state centered on f1；
S904 records and stores reflection R 1 of the current environment in unmanned state；
S905 initializes light source module group, and controls each luminescence unit in light source module group and be in close state；
S906, microcontroller with frequency f2 to driving mould group sending cycle signal, while drive mould group be based on received
The cyclical signal driving light source module group arrived generates emergent ray X2 with frequency f2；Infrared sensor receives light X2 and is worked as front ring
Reflection light Y2 after the reflection of border, and electric signal import and export is generated to microcontroller based on reflection light, microcontroller is based on should
Electric signal is filtered the reflection R 2 for obtaining current environment centered on f2；
S907, by reflection R 1 and reflection R2 difference judge current environment whether unmanned state；If reflection coefficient
The difference of R1 and reflection R2 are within+- 5%, it is determined that current environment is in unmanned state, at this time return step S905, if instead
Penetrating coefficients R 1 and reflecting the difference of R2 has been more than+- 5%, then judges to determine that current environment is in someone's state, execute step
S908；
S908, judges whether the light source of light source module group is opened, and thens follow the steps S906 if opening, and executes step if not opening
Rapid S909；
S909 opens light source, and the luminescence unit controlled in light source module group is in illumination condition.
In practical application, warehouse, factory etc., which may be arranged in, in illuminator need to continue the state of low-light level illumination, also
It is to say, illuminator is needed to be in low-light level state under unmanned state, someone when enters high brightness state, these situations
Even if the lower illumination control method based on human body sensing for using above-described embodiment to refer to using visible light source.
The illumination control method process based on human body sensing that Figure 10 shows another preferred embodiment according to the present invention is shown
It is intended to, this preferred embodiment is illustrated by taking visible light source as an example, if the luminescence unit in light source module group is white light LEDs, the
One sensor is the visible light sensors such as OPT101, also sets up second sensor, such as dynamic and static sensor in illuminator.Such as Figure 10
Shown, method provided in this embodiment may include:
S1001, microcontroller judge whether to be stored with reflection R 3 of the current environment in unmanned state；If no
Reflection R 3 of the current environment in unmanned state is stored, S1002 is thened follow the steps, if being stored with current environment at nobody
Reflection R 3 when state, thens follow the steps S1005；
Unmanned state is arranged in S1002, when being in unmanned state under the present circumstances, carries out unmanned state's calibration；
S1003, microcontroller with frequency f3 to driving mould group sending cycle signal, while drive mould group be based on received
The cyclical signal driving light source module group arrived generates emergent ray X3 with frequency f3；Visible light sensor receives light X3 through current
Reflection light Y3 after Ambient, and electric signal import and export is generated to microcontroller based on reflection light, microcontroller is based on
The electric signal is filtered the reflection R 3 for obtaining current environment under unmanned state centered on f3；
S1004 records and stores reflection R 3 of the current environment in unmanned state；
S1005 initializes light source module group, and controls each luminescence unit in light source module group and be in close state；
Whether S1006, dynamic and static sensor are triggered, i.e., whether dynamic and static sensor senses that current environment has human body shifting
It is dynamic；If dynamic and static sensor is triggered, S1007 is thened follow the steps；If dynamic and static sensor is not triggered, return to step
S1005；
S1007 opens light source, and the luminescence unit controlled in light source module group is in illumination condition；
S1008, microcontroller with frequency f4 to driving mould group sending cycle signal, while drive mould group be based on received
The cyclical signal driving light source module group arrived generates emergent ray X4 with frequency f4；Visible light sensor receives light X4 through current
Reflection light Y4 after Ambient, and electric signal import and export is generated to microcontroller based on reflection light, microcontroller is based on
The electric signal is filtered the reflection R 4 for obtaining current environment centered on f4；
Step S1009, by reflection R 3 and reflection R4 difference judge current environment whether unmanned state；If reflection
Coefficients R 3 and the difference of reflection R4 are within+- 5%, it is determined that and current environment is in unmanned state, at this time return step S1005,
If reflection R 3 and the difference of reflection R4 have been more than+- 5%, judge to determine that current environment is in someone's state, execute step
S1008 continues to monitor current environment.
The simple and more intelligent illuminator and based on human body sensing the embodiment of the invention provides a kind of structure
Illumination control method, illuminator provided in an embodiment of the present invention merely add two additional portions of microcontroller and optical sensor
The intelligent lighting based on human body sensing can be realized in part.Moreover, scheme provided in an embodiment of the present invention passes through in detection environment one
Whether the light reflectance for determining frequency not only may determine that with the presence of human body in current environment, but also whether may determine that human body
It is mobile, and then guarantee that illuminator is in illumination condition in current environment someone, it is remained turned-off at nobody, it is energy saving.
It is apparent to those skilled in the art that the specific work of the system of foregoing description, device and unit
Make process, can refer to corresponding processes in the foregoing method embodiment, for brevity, does not repeat separately herein.
In addition, each functional unit in each embodiment of the present invention can be physically independent, can also two or
More than two functional units integrate, and can be all integrated in a processing unit with all functional units.It is above-mentioned integrated
Functional unit both can take the form of hardware realization, can also be realized in the form of software or firmware.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, those skilled in the art should understand that: at this
Within the spirit and principle of invention, it is still possible to modify the technical solutions described in the foregoing embodiments or right
Some or all of the technical features are equivalently replaced；And these are modified or replaceed, and do not make corresponding technical solution de-
From protection scope of the present invention.
Claims (14)
1. a kind of illuminator, comprising: shell, the power supply mould group being packaged in the shell, microcontroller, and with it is described micro-
Light source module group, driving mould group and at least one first sensor of controller communication connection；Wherein,
The driving mould group, for generating driving signal under the control of the microcontroller and being transmitted to the light source module group；
The light source module group periodically generates the of the first predeterminated frequency for the driving signal based on the driving mould group transmission
One emergent ray；
The first sensor, for receiving first reflected light of first emergent ray under the present circumstances after reflection
Line, and the microcontroller is transmitted to after generating the first electric signal based on first reflection light；
The microcontroller is also used to analyze the first reflection coefficient for obtaining the current environment according to first electric signal,
The illumination condition of the light source module group is controlled via the driving mould group based on first reflection coefficient.
2. illuminator according to claim 1, wherein the light source module group includes multiple luminescence units；It is described to shine
The light that unit issues is visible light and/or non-visible light；
The microcontroller is also used to: before controlling the driving mould group and generating driving signal, being judged in the microcontroller
Whether the current environment second reflection coefficient in unmanned state is stored with；
When storing second reflection coefficient of the current environment in unmanned state when, the light source module group is initialized, controls institute
The luminescence unit stated in light source module group is in close state；
When not storing second reflection coefficient of the current environment in unmanned state when, the light source module group is controlled with second
Predeterminated frequency emits the second emergent ray.
3. illuminator according to claim 2, wherein the first sensor is also used to: receiving second outgoing
Second reflection light of the light under the current environment after reflection, and the second electricity is generated based on second reflection light
Signal；
The microcontroller is also used to, and obtains the of the current environment in unmanned state based on second electric signal analysis
Two reflection coefficients.
4. illuminator according to claim 1, wherein the microcontroller is also used to: first reflection system
Several and the second reflection coefficient；
When the difference of first reflection coefficient and second reflection coefficient is in the first preset range, the driving is controlled
Mould group stops providing driving voltage to the light source module group, and the luminescence unit in the light source module group is in close state；Work as institute
When stating the difference of the first reflection coefficient and second reflecting system in the second preset range, the driving mould group is controlled to institute
It states light source module group and driving voltage is provided, the luminescence unit in the light source module group is in illumination condition.
5. illuminator according to claim 1, wherein the first sensor includes that optical sensor and/or illumination pass
Sensor；The optical sensor include: visible light sensor or it is non-can optical sensor.
6. illuminator according to claim 5, wherein the illuminator further includes at least one second sensor,
Connect with the micro-controller communications, for detect the current environment whether presence of people, and will test signal and be transmitted to institute
State microcontroller；
The microcontroller is also used to control the light source when the second sensor detects current environment presence of people
Luminescence unit in mould group is in illumination condition.
7. illuminator according to claim 6, wherein the second sensor includes dynamic and static sensor, microwave sensing
Device and/or pyroelectric sensor.
8. a kind of illumination control method based on human body sensing is applied to the described in any item illuminators of claim 1-7, institute
The method of stating includes:
Microcontroller control light source module group in the illuminator periodically generates the first emergent ray of the first predeterminated frequency；
First emergent ray is received under the present circumstances after reflection using the first sensor in the illuminator
The first reflection light, and based on first reflection light generate the first electric signal after be transmitted to the microcontroller；
The microcontroller obtains the first reflection coefficient of the current environment according to first electric signal analysis, based on described
First reflection coefficient controls the illumination condition of the light source module group.
9. according to the method described in claim 8, wherein, the microcontroller control light source module group in the illuminator generates week
Phase property electric current and the first isolychn for launching the first predeterminated frequency, comprising:
Microcontroller in the illuminator sends the driving signal of the first predeterminated frequency to driving mould group, by the driving mould
Group drives the light source module group periodically to generate electric current and issue the first emergent ray for emitting first predeterminated frequency.
10. according to the method described in claim 8, wherein, the microcontroller is based on first electric signal analysis and obtains institute
State the first reflection coefficient of current environment, comprising:
The microcontroller is based on first electric signal and is carried out digital band pass filtering centered on first predeterminated frequency, is obtained
Take the first reflection coefficient of the current environment.
11. according to the method described in claim 8, wherein, the microcontroller controls the light source by the driving mould group
Mould group generate periodic current and launch the first predeterminated frequency the first emergent ray before, further includes:
Judge second reflection coefficient of the current environment in unmanned state whether is stored in the microcontroller；
If storing second reflection coefficient of the current environment in unmanned state, the light source module group is initialized, controls institute
The luminescence unit stated in light source module group is in close state；
If not storing second reflection coefficient of the current environment in unmanned state, institute is controlled by the microcontroller
It states light source module group and the second emergent ray is emitted with the second predeterminated frequency；
It is second anti-under the current environment after reflection that second emergent ray is received by the first sensor
Light is penetrated, and the second electric signal is generated based on second reflection light；
The microcontroller obtains second reflection of the current environment in unmanned state based on second electric signal analysis
Coefficient.
12. according to the method for claim 11, wherein described to control the light source module group based on first reflection coefficient
Illumination condition, comprising:
Compare first reflection coefficient and the second reflection coefficient；
If the difference of first reflection coefficient and second reflection coefficient in the first preset range, controls the light source
Luminescence unit in mould group is in close state；
If the difference of first reflection coefficient and second reflecting system in the second preset range, controls the light source
Luminescence unit in mould group is in illumination condition.
13. according to the method for claim 12, wherein if the luminescence unit emitted light in the light source module group is
When visible light, if second reflection coefficient for storing the current environment in unmanned state, initializes the light source die
Group controls after the luminescence unit in the light source module group is in close state, further includes:
Judge whether the second sensor in the illuminator detects described current environment someone by the microcontroller
In the presence of；
If the second sensor detects the current environment presence of people, the light source die is controlled by the microcontroller
Luminescence unit in group is in illumination condition.
14. according to the method for claim 13, wherein the microcontroller is based on first electric signal analysis and obtains institute
The first reflection coefficient for stating current environment, after the illumination condition that the light source module group is controlled based on first reflection coefficient,
Further include:
Judge whether the luminescence unit in the light source module group is in illumination condition；
If the luminescence unit in the light source module group is in illumination condition, generated periodically by microcontroller control light source module group
Whether electric current and the third emergent ray for launching third predeterminated frequency, have human body to deposit to continue to monitor in the current environment
?.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910340808.7A CN109996383B (en) | 2019-04-25 | 2019-04-25 | Illumination control method based on human body induction and illumination lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910340808.7A CN109996383B (en) | 2019-04-25 | 2019-04-25 | Illumination control method based on human body induction and illumination lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109996383A true CN109996383A (en) | 2019-07-09 |
| CN109996383B CN109996383B (en) | 2021-04-27 |
Family
ID=67135212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910340808.7A Active CN109996383B (en) | 2019-04-25 | 2019-04-25 | Illumination control method based on human body induction and illumination lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109996383B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114754336A (en) * | 2021-11-02 | 2022-07-15 | 广东皇智照明科技有限公司 | Sensor-controlled lighting device |
| WO2023124851A1 (en) * | 2021-12-31 | 2023-07-06 | 珠海雷特科技股份有限公司 | Bus-based microwave sensor group control method, computer device, and computer-readable storage medium |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100102758A1 (en) * | 2008-10-27 | 2010-04-29 | Panasonic Electric Works Co., Ltd. | Illumination apparatus |
| JP4742421B2 (en) * | 2000-12-28 | 2011-08-10 | 東芝ライテック株式会社 | Lighting control device |
| EP2160078B1 (en) * | 2008-08-26 | 2011-11-23 | Panasonic Electric Works Co., Ltd. | Illumination system |
| CN102883497A (en) * | 2011-07-15 | 2013-01-16 | 奥斯兰姆有限公司 | Lighting equipment and lighting method |
| CN103220843A (en) * | 2012-01-06 | 2013-07-24 | 义明科技股份有限公司 | Induction type control system and induction type control method of electronic device |
| CN106714418A (en) * | 2016-12-09 | 2017-05-24 | 深圳索斯特照明有限公司 | Infrared detection sensor switch control system and infrared detection sensor switch control method for lamp |
| CN106782616A (en) * | 2016-12-28 | 2017-05-31 | 上海百芝龙网络科技有限公司 | A kind of method that respiratory tract is detected by voice analysis |
| CN107664572A (en) * | 2016-07-29 | 2018-02-06 | 埃西勒国际通用光学公司 | For carrying out the method and relevant device of virtual test at least one eyeglass with predetermined optical feature |
| CN107729833A (en) * | 2017-10-10 | 2018-02-23 | 广东欧珀移动通信有限公司 | Method for detecting human face and Related product |
| CN108040387A (en) * | 2017-09-04 | 2018-05-15 | 林铭钊 | Optical detection device and lighting device |
-
2019
- 2019-04-25 CN CN201910340808.7A patent/CN109996383B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4742421B2 (en) * | 2000-12-28 | 2011-08-10 | 東芝ライテック株式会社 | Lighting control device |
| EP2160078B1 (en) * | 2008-08-26 | 2011-11-23 | Panasonic Electric Works Co., Ltd. | Illumination system |
| US20100102758A1 (en) * | 2008-10-27 | 2010-04-29 | Panasonic Electric Works Co., Ltd. | Illumination apparatus |
| CN102883497A (en) * | 2011-07-15 | 2013-01-16 | 奥斯兰姆有限公司 | Lighting equipment and lighting method |
| CN103220843A (en) * | 2012-01-06 | 2013-07-24 | 义明科技股份有限公司 | Induction type control system and induction type control method of electronic device |
| CN107664572A (en) * | 2016-07-29 | 2018-02-06 | 埃西勒国际通用光学公司 | For carrying out the method and relevant device of virtual test at least one eyeglass with predetermined optical feature |
| CN106714418A (en) * | 2016-12-09 | 2017-05-24 | 深圳索斯特照明有限公司 | Infrared detection sensor switch control system and infrared detection sensor switch control method for lamp |
| CN106782616A (en) * | 2016-12-28 | 2017-05-31 | 上海百芝龙网络科技有限公司 | A kind of method that respiratory tract is detected by voice analysis |
| CN108040387A (en) * | 2017-09-04 | 2018-05-15 | 林铭钊 | Optical detection device and lighting device |
| CN107729833A (en) * | 2017-10-10 | 2018-02-23 | 广东欧珀移动通信有限公司 | Method for detecting human face and Related product |
Non-Patent Citations (2)
| Title |
|---|
| HOOSEOK LEE: "《Multiple Switching Light Sources based Motion Artifacts Reduction》", 《2016 38TH ANNUAL INTERNATIONAL CONFERENCE OF THE IEEE ENGINEERING IN MEDICINE AND BIOLOGY SOCIETY》 * |
| 高帅: "《基于自主调光的大学教室光环境研究》", 《中国优秀硕士学位论文全文数据库》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114754336A (en) * | 2021-11-02 | 2022-07-15 | 广东皇智照明科技有限公司 | Sensor-controlled lighting device |
| WO2023124851A1 (en) * | 2021-12-31 | 2023-07-06 | 珠海雷特科技股份有限公司 | Bus-based microwave sensor group control method, computer device, and computer-readable storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109996383B (en) | 2021-04-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9693410B2 (en) | Methods and devices for projection of lighting effects carrying information | |
| US11602033B1 (en) | Electronic devices for controlling lights | |
| RU2675798C2 (en) | Methods and apparatus for lighting control based on detected lighting change | |
| US9860954B1 (en) | Automatic sensing system and automatic sensing control method for LED lighting | |
| RU2628406C2 (en) | Methods and devices for reading the light output and controlling the light output | |
| CN106063377A (en) | Handheld device that is capable of interacting with a lighting fixture | |
| JP2012529736A (en) | System and apparatus for automatically retrieving and correcting personal preferences applicable to multiple controllable lighting networks | |
| CN106105399A (en) | Multi-modal sensing | |
| JP6979353B2 (en) | Lighting control device and method | |
| CN109996383A (en) | A kind of illumination control method and illuminator based on human body sensing | |
| US11039520B1 (en) | Electronic devices for controlling lights | |
| US9730293B2 (en) | Method and apparatus for conveying aggregate presence information using light | |
| CN105230129A (en) | Lighting apparatus | |
| EP3498060B1 (en) | Lighting control | |
| CN105578676A (en) | Lighting system including time of flight ranging system | |
| CN104770067A (en) | Calibrating a light sensor | |
| CN110602853A (en) | Scene interaction energy-saving illuminating lamp and illuminating method | |
| CN206771069U (en) | Illuminator | |
| TWM558508U (en) | Wireless passive light control device | |
| CN209693124U (en) | Intelligent illumination control device and intelligent illuminating system | |
| CN109792824B (en) | Method and system for representing lighting environment and method for determining object depth queue | |
| US10548196B2 (en) | Light system for detecting the presence of individuals by using light having a different spectrum | |
| CN206112585U (en) | Switch automatic control LED light | |
| US20180242427A1 (en) | Sensor arrangements | |
| CN107333358A (en) | induction type bulb |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |