WO2018019205A1 - 动态照明方法和装置 - Google Patents
动态照明方法和装置 Download PDFInfo
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- WO2018019205A1 WO2018019205A1 PCT/CN2017/094112 CN2017094112W WO2018019205A1 WO 2018019205 A1 WO2018019205 A1 WO 2018019205A1 CN 2017094112 W CN2017094112 W CN 2017094112W WO 2018019205 A1 WO2018019205 A1 WO 2018019205A1
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- illumination
- power supply
- dynamic
- supply signal
- illumination light
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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]
- H05B45/20—Controlling the colour of the light
-
- 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
-
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
- F21Y2105/12—Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the geometrical disposition of the light-generating elements, e.g. arranging light-generating elements in differing patterns or densities
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2113/00—Combination of light sources
- F21Y2113/10—Combination of light sources of different colours
- F21Y2113/13—Combination of light sources of different colours comprising an assembly of point-like light sources
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
-
- 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
- H05B47/17—Operational modes, e.g. switching from manual to automatic mode or prohibiting specific operations
-
- 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
- H05B47/175—Controlling the light source by remote control
- H05B47/19—Controlling the light source by remote control via wireless transmission
Definitions
- the present invention relates to the field of lighting technologies, and in particular, to a dynamic lighting method and apparatus.
- the eye structure of the human eye including the pupil, ciliary muscle, and lens
- the body is in a state for a long time, causing visual fatigue of the human eye, thereby affecting visual health.
- An object of the present invention is to provide a dynamic illumination method and apparatus capable of automatically and dynamically changing electrical parameters for controlling illumination of an illumination unit, such that the dynamic illumination device outputs dynamically changing illumination light, which is incident on the user's eye through the illumination light, so that the user
- the physiological structure of the eye also changes correspondingly with the change of the illumination light, thereby effectively solving the problem that the user's long-term use of the eye is easy to visual fatigue; by properly controlling the dynamic rate of change of the illumination light, the user himself cannot subjectively perceive the change of the light.
- the present invention provides a dynamic lighting method comprising:
- the power supply output module of the dynamic lighting device outputs a first power supply signal according to the lighting control signal;
- the electrical parameter of the first power supply signal includes one or more sets of dynamically changed electrical parameters;
- the one or more illumination portions of the dynamic illumination device generate a dynamically changing optical signal driven by the first power supply signal such that the dynamic illumination device outputs dynamically varying illumination light;
- the rate of change of the illuminance of the illumination light is not more than 0.02, and the ratio of the minimum value to the maximum value of the illumination of the illumination light output by the dynamic illumination device is not more than 50%.
- the dynamic lighting device outputs the dynamically changing illumination light incident on the eye of the user such that the user's eye structure dynamically changes with the dynamic change of the illumination light.
- the illuminance of the dynamically changing illumination light ranges from 50 lux to 10000 lux.
- the plurality of illumination portions simultaneously generate a dynamically changed optical signal driven by the first power supply signal
- the plurality of illumination sections generate a dynamically changing optical signal when time-divisionally driven by the first power supply signal.
- the illumination part includes a plurality of illuminants, and the electrical parameters include: current and/or Voltage;
- the one or more illumination portions generate a dynamically changed optical signal driven by the first power supply signal, specifically: all of the one or more illumination portions or a portion of the illumination devices are in the first power supply signal
- the illuminance of the illuminant is changed under driving.
- the illumination part includes a plurality of illuminants, and the electrical parameters include: an on and off state of the power source;
- the one or more illumination portions generate a dynamically changed optical signal driven by the first power supply signal, specifically: a part of the one or more illumination portions is illuminated by the first power supply signal Or close.
- the illumination portion is composed of one or more illuminants.
- the power supply output module of the dynamic lighting device outputs the first power supply signal according to the illumination control signal:
- the power supply output module of the dynamic lighting device receives a lighting control command input by a user, generates the lighting control signal, and outputs a first power supply signal according to the lighting control signal;
- the power supply output module of the dynamic lighting device outputs a first power supply signal according to the preset lighting control signal.
- an embodiment of the present invention provides a dynamically changing illumination method, including:
- the power supply output module of the dynamic lighting device alternately outputs the first power supply signal and the second power supply signal according to the lighting control signal;
- the electrical parameter of the first power supply signal includes one or more sets of dynamically changed first electrical parameters;
- the electrical parameters of the power supply signal include one or more sets of second electrical parameters that are preset fixed or dynamically changed;
- the one or more illumination portions of the dynamic illumination device generate a dynamically changed first optical signal driven by the first power supply signal, such that the dynamic illumination device intermittently outputs the first dynamically changing illumination light;
- the rate of change of the illuminance of the first dynamically changing illumination light is greater than 0.02 and less than 0.2 during any 0.1 second period, and the first dynamic change of the dynamic illumination device output
- the illumination light has a ratio of the minimum value to the maximum value of the illuminance of not more than 50% in a single output time period.
- the first dynamically changing illumination light output by the dynamic illumination device is incident on the eye of the user, such that the user perceives the dynamic change of the illumination light, and causes the user's eye structure to follow the illumination light.
- the first dynamic changes and changes dynamically.
- the method further comprises: the one or more illumination portions of the dynamic illumination device generate a second optical signal that is constantly or dynamically changed under the driving of the second power supply signal, so that the dynamic illumination device is intermittently outputting Outputting a constant or second dynamically varying illumination light during a discontinuous time of the first dynamically changing illumination light;
- the second dynamic change is specifically: the rate of change of the illuminance of the second dynamically changing illumination light is not more than 0.02 in any 0.1 second period.
- the output duration of the first dynamically changing illumination light of any of the segments does not exceed 10% of the interruption time between the illumination light of the first segment and the illumination light of the first dynamic change of the next segment; and does not exceed the first segment of the previous segment. 10% of the intermittent time between dynamically changing illumination light to this segment of illumination
- the output time of the first dynamically changing illumination light does not exceed 10 seconds in a single time.
- the illuminance of the dynamically changing illumination light ranges from 5 lux to 10000 lux.
- the plurality of illumination portions simultaneously generate the dynamically changed first optical signal under the driving of the first power supply signal;
- the plurality of illumination portions generate a dynamically changed first optical signal when time-divisionally driven by the first power supply signal.
- the illumination unit includes a plurality of illuminants
- the electrical parameter includes: a current and/or a voltage; the first optical signal that is dynamically changed by the one or more illumination portions driven by the first power supply signal is specifically: in the one or more illumination portions All illuminants or partial illuminants change the illuminance of the illuminants by the first power supply signal; or
- the electrical parameter includes: an on and off state of the power source; the one or more illumination units are in the
- the first optical signal that is dynamically changed by the first power supply signal is specifically: a part of the one or more illumination parts is illuminated or turned off by the first power supply signal.
- the illumination portion is composed of one or more illuminants.
- the power supply output module of the dynamic lighting device alternately outputs the first power supply signal and the second power supply signal according to the illumination control signal, specifically:
- the power supply output module of the dynamic lighting device receives a lighting control command input by a user, generates the lighting control signal, and alternately outputs the first power supply signal and the second power supply signal according to the lighting control signal; or
- the power supply output module of the dynamic lighting device alternately outputs the first power supply signal and the second power supply signal according to the preset illumination control signal.
- an embodiment of the present invention provides a dynamic lighting method with variable color temperature, including:
- the power supply output module of the dynamic lighting device outputs a first power supply signal according to the lighting control signal;
- the electrical parameter of the first power supply signal includes one or more sets of dynamically changed electrical parameters;
- the one or more illumination portions of the dynamic illumination device generate an optical signal whose color temperature is dynamically changed under the driving of the first power supply signal, so that the dynamic illumination device outputs illumination light whose color temperature dynamically changes;
- the rate of change of the illuminance of the first dynamically changing illumination light is greater than 0.02 and less than 0.2 during any 0.1 second period, and the first dynamically changing illumination light output by the dynamic illumination device is in a single output
- the ratio of the minimum value to the maximum value of the illuminance is not more than 50% in the duration.
- the first dynamically changing illumination light output by the dynamic illumination device is incident on the eye of the user, such that the user perceives the dynamic change of the illumination light, and causes the user's eye structure to follow the illumination light.
- the first dynamic changes and changes dynamically.
- the method further comprises: the one or more illumination portions of the dynamic illumination device generate a second optical signal that is constantly or dynamically changed under the driving of the second power supply signal, so that the dynamic illumination device is intermittently outputting Outputting a constant or second dynamically varying illumination light during a discontinuous time of the first dynamically changing illumination light;
- the second dynamic change is specifically: in any 0.1 second time period, the second motion
- the rate of change of the illuminance of the illumination light of the state change is not more than 0.02.
- the output duration of the first dynamically changing illumination light of any of the segments does not exceed 10% of the interruption time between the illumination light of the first segment and the illumination light of the first dynamic change of the next segment; and does not exceed the first segment of the previous segment. Dynamically varying illumination light to 10% of the interruption time between this segment of illumination.
- the output time of the first dynamically changing illumination light does not exceed 10 seconds in a single time.
- the illuminance of the illumination light varies between 5 lux and 10000 lux.
- the plurality of illumination portions simultaneously generate the dynamically changed first optical signal under the driving of the first power supply signal;
- the plurality of illumination portions generate a dynamically changed first optical signal when time-divisionally driven by the first power supply signal.
- the illumination unit includes a plurality of illuminants
- the electrical parameter includes: a current and/or a voltage; the first optical signal that is dynamically changed by the one or more illumination portions driven by the first power supply signal is specifically: in the one or more illumination portions All illuminants or partial illuminants change the illuminance of the illuminants by the first power supply signal; or
- the electrical parameter includes: an on and off state of the power source; the first optical signal that is dynamically changed by the one or more illumination units driven by the first power supply signal is specifically: the one or more illumination parts The partial illuminator is illuminated or turned off by the first power supply signal.
- the illumination portion is composed of one or more illuminants.
- the power supply output module of the dynamic lighting device alternately outputs the first power supply signal and the second power supply signal according to the illumination control signal, specifically:
- the power supply output module of the dynamic lighting device receives a lighting control command input by a user, generates the lighting control signal, and alternately outputs the first power supply signal and the second power supply signal according to the lighting control signal; or
- the power supply output module of the dynamic lighting device alternately outputs the first power supply signal and the second power supply signal according to the preset illumination control signal.
- an embodiment of the present invention provides a dynamic lighting device, including:
- a power supply output module configured to output a first power supply signal according to the illumination control signal;
- the electrical parameter of the first power supply signal includes one or more sets of dynamically changed electrical parameters;
- One or more illumination portions for generating a dynamically changing optical signal driven by the first power supply signal, such that the dynamic illumination device outputs dynamically varying illumination light and is incident on the user through the dynamically varying illumination light
- the eye portion causes the user's eye structure to dynamically change as the illumination light changes dynamically.
- the illumination unit is configured to generate, under the driving of the first power supply signal, illumination light having a rate of change of illumination of not more than 0.02 in any period of 0.1 second.
- the illumination unit is configured to generate, under the driving of the first power supply signal, illumination light whose color temperature changes by no more than 10K in any period of 0.1 second.
- the illumination unit is configured to generate, under the driving of the first power supply signal, illumination light having a rate of change of illuminance greater than 0.02 and less than 0.2 in any period of 0.1 second.
- the power supply output module is further configured to output a second power supply signal that is alternately outputted with the first power supply signal according to the illumination control signal;
- the one or more lighting units are also used,
- the second dynamic change is specifically: the rate of change of the illuminance of the second dynamically changing illumination light is not more than 0.02 in any 0.1 second period.
- the plurality of illumination units are specifically configured to generate a dynamically changed optical signal while being driven by the first power supply signal; or generate a dynamically changed optical signal by time division driven by the first power supply signal.
- the illumination part includes a plurality of illuminants, the illuminant is one or more, and the electrical parameters include: current and/or voltage;
- All illuminants or partial illuminants change the illuminance or color temperature of the illuminant driven by the first supply signal.
- the illuminating part includes a plurality of illuminants, the illuminating body is one or more, and the electrical parameters include: an on and off state of the power source;
- the partial illuminator is illuminated or turned off by the first power supply signal.
- the device further comprises an input power interface
- An output end of the input power interface is connected to an input end of the power supply output module, and the input power interface is used to connect the external power source to the dynamic lighting device.
- the device further includes a memory connected to the power supply output module;
- the memory is configured to store a lighting control signal
- the power supply output module acquires the illumination control signal stored in the memory.
- the device further includes an input device connected to the power supply output module;
- the input device receives a lighting control command input by a user, generates the lighting control signal according to the lighting control command, and sends the lighting control signal to the power supply output module.
- the dynamic illumination method provided by the embodiment of the invention can automatically and dynamically change the electrical parameters for controlling the illumination of the illumination unit, so that the dynamic illumination device outputs the illumination light that changes dynamically, and the illumination is applied to the eye of the user to make the eye physiological of the user.
- the structure also changes correspondingly with the change of the illumination light, thereby effectively solving the problem that the user's long-term use of the eye is easy to visual fatigue, and protecting the visual health of the user.
- Embodiment 1 is a flowchart of a dynamic illumination method according to Embodiment 1 of the present invention.
- FIG. 2 is a flowchart of a dynamically changing illumination method according to Embodiment 2 of the present invention.
- FIG. 3 is a flowchart of a dynamic color temperature variable illumination method according to Embodiment 3 of the present invention.
- FIG. 4 is a schematic structural diagram of a dynamic lighting device according to Embodiment 4 of the present invention.
- FIG. 5 is a schematic structural diagram of a dynamic lighting device according to an embodiment of the present invention.
- FIG. 6 is a schematic structural diagram of still another dynamic lighting device according to an embodiment of the present invention.
- FIG. 7 is a schematic structural diagram of still another dynamic lighting device according to an embodiment of the present invention.
- the iris of the human eye actively adjusts the size of the pupil with the change of the light, thereby controlling the luminous flux.
- the movement of the iris will drive the ciliary muscles, and the movement of the ciliary muscles will also drive the movement of the lens, resulting in the so-called "eye optometry triple linkage" in the visual field.
- the above-described linkage movement of the iris, ciliary muscle, and lens will alter the physiological structure of the eye, ie, the shape and/or size of the iris, ciliary muscle, and lens.
- the dynamic illumination method of the embodiment of the present invention is proposed based on the above principle.
- FIG. 1 is a flowchart of a dynamic illumination method according to Embodiment 1. As shown in FIG. 1 , the dynamic illumination method includes the following steps:
- Step 110 The power supply output module of the dynamic lighting device outputs a first power supply signal according to the lighting control signal
- the power output module of the dynamic lighting device is a module for providing a driving power signal to the lighting portion.
- the drive power signal is defined as a first power supply signal
- the electrical parameters of the first power supply signal include one or more sets of dynamically changed electrical parameters. In the case of multiple sets of electrical parameters, multiple sets of electrical parameters are divided into multiple outputs.
- the electrical parameter may specifically refer to current and voltage, including voltage value of voltage, rate of change, current magnitude of current, rate of change, etc.; or may be either voltage or current; or may be output of power supply output module On and off state.
- the power supply output module outputs the first power supply signal, which may be output according to an input command of the user, or may be output according to a preset setting.
- the power supply output module may receive a lighting control command input by the user, generate an illumination control signal, and output a first power supply signal according to the illumination control signal.
- Receiving user input lighting control commands can be implemented specifically by wire or wirelessly.
- the power supply output module of the dynamic lighting device outputs the first power supply signal according to the preset lighting control signal.
- the preset illumination control signal can be stored in the memory of the dynamic lighting device and obtained by reading the memory by the power supply output module.
- the memory can be a ROM chip or any other type of solid state non-volatile semiconductor memory.
- the manner of writing a preset illumination control signal to the memory can be implemented by a wired input method, or by an interface connected to the memory, such as an infrared interface, a Bluetooth interface, a USB interface, or the like.
- Step 120 One or more illumination portions of the dynamic illumination device generate a dynamically changed optical signal driven by the first power supply signal, such that the dynamic illumination device outputs dynamically changing illumination light;
- the illumination unit in the dynamic lighting device may be one or more, and is connected to the power supply output module.
- the driving may be controlled according to the same set of electrical parameters, or the plurality of illuminating units may be driven by a plurality of sets of electrical parameters controlled by multiple outputs. Therefore, the plurality of illumination portions can simultaneously generate the dynamically changed optical signals under the driving of the first power supply signal, and can also generate the dynamically changed optical signals in a time division manner.
- each of the illumination portions includes one or more illuminants that illuminate or turn off or change the illuminance of the illuminants under the driving of the first power supply signal, thereby integrally illuminating the optical signals of each illuminating portion.
- the change in output has an effect.
- the power supply signal outputted to each of the plurality of illumination units may output the same set of electrical parameters for all of the illuminations in the illumination unit, or may output a set of electrical parameters to a portion of the illuminations to another portion of the illuminations. Output another set of electrical parameters, that is, provided in this embodiment In the method, the illumination unit and the illuminator can be independently controlled.
- the illuminance of the illuminants can be changed by dynamically changing the current and voltage output to all or a part of the illuminants in the illuminating part, or either of them, thereby realizing the illuminating part.
- the dynamic change of the output optical signal can be changed by dynamically changing the current and voltage output to all or a part of the illuminants in the illuminating part, or either of them, thereby realizing the illuminating part.
- dynamically varying current inputs can be provided to all of the illuminators in the illumination, such as 200 LEDs, to effect dynamic changes in the output optical signal.
- the illumination unit is driven with an initial current input so that all of the 200 LEDs in the dynamic illumination device are illuminated.
- an input current of 1% of the initial current is added to each illuminator every 0.1 seconds to drive the illuminant to output a dynamically changing optical signal.
- the duration in which the current continues to increase is set to 10 seconds, whereby the optical signal output by the illumination portion is dynamically increased during the duration.
- the illuminance of the output light signal is dynamically increased by 100% in 10 seconds. Thereafter, an input current of 1% of the initial current is reduced for each illuminator every 0.1 second to drive the illuminator output light signal to dynamically change. The duration in which the current continues to decrease is set to 10 seconds, whereby the optical signal output by the illumination portion is dynamically reduced during the duration. Assuming that the change in illuminance is proportional to the change in current, the illuminance of the output light signal is dynamically reduced by 50% in 10 seconds.
- this can be achieved by dynamically turning the output module on or off the power output of a portion of the illuminators in the illumination.
- each illuminator there are 200 individual illuminators in the illuminating portion, the power input of each illuminator being independently controlled to be turned "on” and "off".
- 100 of the illuminators are turned on by the power supply signal control, so that the dynamic lighting device is turned on.
- the dynamic lighting device is turned on.
- one illuminator is turned on every 0.1 seconds until all the illuminants are lit.
- the three illuminants are controlled to be turned off every 0.1 seconds for 1 second; the two illuminants are controlled to be turned off every 0.1 seconds for 2 seconds; then one illuminator is controlled to be turned off every 0.1 seconds until it is reduced to 100.
- the above dynamic process is repeated, whereby dynamic changes in the output light signal of the illumination unit can also be achieved.
- the variation exemplified above may be that the optical signal output variation of the illuminant is gradually increased or decreased by a fixed ratio, or the optical signal output variation of the illuminant is dynamically changed by a non-fixed ratio.
- the first power supply signal drives the illumination unit to generate a dynamically changing optical signal in order not to affect the user's normal use requirements for the illumination device.
- the overall resulting dynamic illumination device outputs illumination light with a rate of change of no greater than 0.02 over any period of 0.1 seconds.
- the eye is visually inert, that is, once the light image is formed on the retina, the vision will maintain a sense of the light image for a limited time.
- This physiological phenomenon is called persistence of vision.
- the length of visual persistence varies, and the stronger the brightness, the shorter the visual persistence time.
- the visual retention time is about 0.1 to 0.4 seconds in a medium brightness environment. Therefore, in the time range of 0.1 second, the change rate of the illuminance is set to be not more than 0.02, so as to ensure that the change of the light in each of the visual persistence time is small, so that the user of the illumination device cannot perceive the change of the illumination light. Therefore, it will have no effect on the normal use of the user.
- the change in illuminance needs to be within a certain range to meet the needs of lighting. In this example it is specified that the illuminance varies between 50 lux and 10,000 lux.
- the amount of change in the illumination of the illumination light also needs to reach a certain ratio, and it is necessary to satisfy the minimum and maximum values of the illumination of the output illumination light.
- the ratio is not more than 50%.
- the change of illuminance is dynamic, and the illuminance may be continuously enhanced or continuously weakened during different dynamic change periods, or may be increased in fluctuation or weakened in fluctuation.
- the illuminance rise rate is not less than 100%; the change in the output illumination illuminance is weakened (including continuous weakening or fluctuation) During the dynamic change period of the weakening, the rate of change of the illuminance is not less than 50%.
- the dynamic change of the output illumination illuminance is directly related to the change of the first power supply signal, and therefore can be set by the control signal.
- the setting can be set. Dynamic changes are regular changes.
- the illuminants included in one illuminating unit may be the same type or different types. For example, a yellow LED and a white LED can be simultaneously provided in one illumination unit.
- step 130 the dynamic lighting device outputs the dynamically changing illumination light incident on the eye of the user such that the user's eye structure dynamically changes with the dynamic change of the illumination light.
- the dynamically changing illumination light generated by the above steps 110 and 120 is incident on the eye of the user of the dynamic illumination device, and enables one or more of the user's eye structure, including the iris, the ciliary muscle, and the lens. Dynamically changes as the illumination changes dynamically. Moreover, by reasonably setting the illuminance change rate in the visual retention time, the user can not subjectively perceive the dynamic change of the illumination light, so that it does not have any influence on the normal use of the user.
- the dynamic illumination method provided by the embodiment of the invention can automatically and dynamically change the electrical parameters for controlling the illumination of the illumination unit, so that the dynamic illumination device outputs the illumination light that changes dynamically, and the illumination is applied to the eye of the user to make the eye physiological of the user.
- the structure also changes correspondingly with the change of illumination light, so as to effectively solve the problem that the user's long-term use of the eye is easy to visual fatigue; by properly controlling the dynamic rate of change of the illumination light, the user himself cannot subjectively perceive the change of light without affecting the use.
- the normal use of the person effectively solves the problem that the long-term use of the eye is easy to visual fatigue, and protects the visual health of the user.
- FIG. 2 is a flowchart of a dynamically changing illumination method according to Embodiment 2. As shown in FIG. 2, the dynamically changing illumination method includes the following steps:
- Step 210 The power supply output module of the dynamic lighting device alternately outputs the first power supply signal and the second power supply signal according to the lighting control signal;
- the power output module of the dynamic lighting device is a module for providing a driving power signal to the lighting portion.
- the driving power signal includes a first power supply signal and a second power supply signal, and the two power supply signals are alternately output. Alternation can be regular, or irregular, or random.
- the electrical parameters of the first power supply signal include one or more sets of dynamically changing first electrical parameters
- the electrical parameters of the second power supply signal include one or more sets of second electrical parameters that are preset fixed or dynamically changed.
- multiple sets of electricity In the case of gas parameters, multiple sets of electrical parameters are divided into multiple outputs.
- the output duration of the first power supply signal does not exceed 10 seconds in a single time.
- the electrical parameters described above may specifically refer to current and voltage, including voltage value of voltage, rate of change, current magnitude of current, rate of change, etc.; or may be either voltage or current;
- the on/off state of the output of the power supply output module may specifically refer to current and voltage, including voltage value of voltage, rate of change, current magnitude of current, rate of change, etc.; or may be either voltage or current;
- the power supply output module alternately outputs the first power supply signal and the second power supply signal, and may be output according to an input command of the user, or may be output according to a preset.
- the power supply output module may receive the illumination control command input by the user, generate an illumination control signal, and alternately output the first power supply signal and the second power supply signal according to the illumination control signal.
- Receiving user input lighting control commands can be implemented specifically by wire or wirelessly.
- the power supply output module of the dynamic lighting device alternately outputs the first power supply signal and the second power supply signal according to the preset lighting control signal.
- the preset illumination control signal can be stored in the memory of the dynamic lighting device and obtained by reading the memory by the power supply output module.
- the memory can be a ROM chip or any other type of solid state non-volatile semiconductor memory.
- the manner of writing a preset illumination control signal to the memory can be implemented by a wired input method, or by an interface connected to the memory, such as an infrared interface, a Bluetooth interface, a USB interface, or the like.
- Step 220 The one or more illumination portions of the dynamic illumination device generate a dynamically changed optical signal driven by the first power supply signal, so that the dynamic illumination device intermittently outputs the first dynamically changing illumination light;
- the illumination unit in the dynamic lighting device may be one or more, and is connected to the power supply output module.
- the driving may be controlled according to the same set of electrical parameters, or the plurality of illuminating units may be driven by a plurality of sets of electrical parameters controlled by multiple outputs. Therefore, multiple The illumination unit can simultaneously generate the first dynamically changed optical signal under the driving of the first power supply signal, and can also generate the first dynamically changed optical signal in a time division manner.
- the one or more illumination portions of the dynamic illumination device generate a second optical signal that is constantly or dynamically changed under the driving of the second power supply signal, such that the dynamic illumination device outputs a constant output during intermittent intervals of intermittently outputting the first dynamically changing illumination light. Or a second dynamically changing illumination light.
- each of the illumination portions includes one or more illuminants that are illuminated or turned off or changed in illuminance under the driving of the power supply signal, thereby integrally illuminating the optical signals of each illumination portion.
- the change in output has an effect.
- the power supply signal outputted to each of the plurality of illumination units may output the same set of electrical parameters for all of the illuminations in the illumination unit, or may output a set of electrical parameters to a portion of the illuminations to another portion of the illuminations. Another set of electrical parameters is output, that is to say, in the method provided in this embodiment, the illumination unit and the illuminant can be independently controlled.
- the illuminance of the illuminants can be changed by dynamically changing the current and voltage output to all or a part of the illuminants in the illuminating part, or either of them, thereby realizing the illuminating part.
- a first dynamic change of the first optical signal is output.
- dynamically varying current inputs can be provided to all of the illuminators in the illumination, such as 200 LEDs, to effect dynamic changes in the output optical signal.
- the illumination unit is driven with an initial current input so that all of the 200 LEDs in the dynamic illumination device are illuminated.
- an input current of 5% of the initial current is added to each illuminator every 0.1 seconds to drive the illuminant to output a dynamically changing optical signal.
- the duration in which the current continues to increase is set to 2 seconds, whereby the first optical signal output by the illumination portion is dynamically increased during the duration.
- the illuminance of the output of the first optical signal is dynamically increased by 100% in 2 seconds.
- an input current of 5% of the initial current is reduced for each illuminator every 0.1 second to drive the illuminator output light signal to be dynamically changed.
- the duration in which the current continues to decrease is set to 2 seconds, whereby the optical signal output by the illumination portion is dynamically reduced during the duration.
- the illuminance change and the current change are In proportion, the illuminance of the output optical signal is reduced by 50% within 2 seconds.
- this can be achieved by dynamically turning the electrical output module on or off to the power output of a portion of the illuminator in the illumination portion.
- each illuminator there are 200 individual illuminators in the illuminating portion, the power input of each illuminator being independently controlled to be turned "on” and "off".
- 100 of the illuminants are first turned on by the power supply signal control, so that the dynamic illuminating device is turned on.
- the dynamic lighting process open 10 illuminators every 0.1 seconds until all illuminants are lit.
- the 20 illuminants are then turned off every 0.1 seconds until they are reduced to 100.
- the process of turning on and off the illuminant is repeated, whereby the first dynamic change of the first light signal output by the illumination unit can be achieved.
- the variation exemplified above may be that the illuminance of the illuminance of the illuminant is gradually increased or decreased by a fixed ratio, or the amount of illuminance of the illuminance of the illuminating output of the illuminant is dynamically changed by a non-fixed ratio.
- the illumination unit Regardless of whether the illumination unit is controlled independently or uniformly, or the illuminant is controlled independently or uniformly, in order to make the user change the light change during the output period of the first dynamic change illumination light, thereby the user's eye
- the vision system performs training, and the illumination unit outputs illumination light caused by the overall optical signal output in each of the first dynamic change periods, and the rate of change of illumination in any one of 0.1 seconds is required to be greater than 0.02 and less than 0.2.
- the eye is visually inert, that is, once the light image is formed on the retina, the vision will maintain a sense of the light image for a limited time.
- This physiological phenomenon is called persistence of vision.
- the length of visual persistence varies, and the stronger the brightness, the shorter the visual persistence time.
- the visual retention time is about 0.1 to 0.4 seconds in a medium brightness environment. Therefore, in the time range of 0.1 seconds, the change rate of the illuminance is set to be greater than 0.02 and less than 0.2, so as to ensure that the change of light in each visual retention time can be perceived by the user, and does not change too. Large causes the user to feel uncomfortable or even cause visual damage.
- the first dynamically changing illumination light is output intermittently During the intermittent time, a constant or second dynamically changing illumination light is output.
- a constant or second dynamically changing illumination light is output.
- the user cannot perceive the light change during the output period of the second dynamically changing illumination light, and therefore requires the dynamic illumination device output illumination caused by the overall optical signal output.
- the rate of change of illuminance in any 0.1 second period of time needs to be no more than 0.02.
- the change rate of the illuminance is set to be no more than 0.02 in the time range of 0.1 second to ensure that the change of light in each of the visual retention time is small enough to be perceived by the user.
- the change of the illuminance of the output illumination light also needs to be within a certain range.
- the use environment of the dynamic illumination device proposed in this embodiment is indoor, so the illuminance specified in this example ranges from 5 lux to 10000 lux. between.
- the amount of change in the illumination of the illumination light needs to reach a certain ratio.
- the ratio of the minimum value and the maximum value of the illuminance of the illumination light that needs to be satisfied is at least 50% at least in an illumination light output period that can be perceived by the user as being dynamically changed.
- the change of the illuminance is dynamic, and the illuminance may be continuously enhanced or continuously weakened during each dynamic change period, or may be increased in fluctuation or weakened in fluctuation.
- the rate of change of the illumination is not less than 100%;
- the rate of change of illuminance is not less than 50%.
- the first dynamic change of the output illumination illuminance is directly related to the change of the first power supply signal, and thus can be set by the control signal.
- the dynamic change can be set to a regular change.
- the output time of the illumination light that can be perceived to be dynamically changed is specified to be no more than 10 seconds in a single time. And the adjacent output of the illumination light that can be perceived to be dynamically changing and the illumination light that cannot be perceived to be dynamically changed can be perceived that the output time of the dynamically changing illumination light does not exceed 10 times the output time of the illumination light that cannot be perceived to be dynamically changed. %.
- the dynamic lighting device alternately outputs dynamically changing illumination light and constant illumination light in a certain setting mode, and each time the dynamically changing illumination light is output for 2 seconds, each output is performed.
- the duration of the constant illumination light is 25 seconds.
- the illuminants included in one illuminating unit may be the same type or different types. For example, a yellow LED and a white LED can be simultaneously provided in one illumination unit.
- Step 230 the first dynamically changing illumination light output by the dynamic illumination device is incident on the eye of the user, so that the user perceives the dynamic change of the illumination light, and causes the user's eye structure to follow the illumination light first. Dynamic changes and dynamic changes.
- the dynamic change of the illumination light enables the user's eye structure, including the iris and the ciliary muscle
- One or several of the lens and the dynamic change with the dynamic change of the illumination light can effectively solve the problem that the user's long-term use of the eye is easy to visual fatigue.
- the user can subjectively perceive the dynamic change of the illumination light discontinuity, and can also be used for the training of the visual system.
- the dynamically changing illumination method provided by the embodiment of the invention can automatically and dynamically change the electrical parameters for controlling the illumination of the illumination unit, so that the dynamic illumination device alternately outputs the illumination light that can be perceived to be dynamically changing and the illumination light that is not perceptible to change, and is incident through the illumination light.
- the user's eyes make the user's eyes
- the physiological structure also changes correspondingly with the change of illumination light, thereby effectively solving the problem that the user's long-term use of the eye is easy to visual fatigue, and protecting the user's visual health; by properly controlling the dynamic rate of change of the illumination light, the user himself can subjectively
- the intermittent perception of light changes can be used for training in the visual system.
- FIG. 3 is a flowchart of a dynamic illumination method according to Embodiment 3. As shown in FIG. 3, the dynamic illumination method includes the following steps:
- Step 310 the power supply output module of the dynamic lighting device outputs a first power supply signal according to the lighting control signal
- the power output module of the dynamic lighting device is a module for providing a driving power signal to the lighting portion.
- the drive power signal is defined as a first power supply signal
- the electrical parameters of the first power supply signal include one or more sets of dynamically changed electrical parameters. In the case of multiple sets of electrical parameters, multiple sets of electrical parameters are divided into multiple outputs.
- the electrical parameter may specifically refer to current and voltage, including voltage value of voltage, rate of change, current magnitude of current, rate of change, etc.; or may be either voltage or current; or may be output of power supply output module On and off state.
- the power supply output module outputs the first power supply signal, which may be output according to an input command of the user, or may be output according to a preset setting.
- the power supply output module may receive a lighting control command input by the user, generate an illumination control signal, and output a first power supply signal according to the illumination control signal.
- Receiving user input lighting control commands can be implemented specifically by wire or wirelessly.
- the power supply output module of the dynamic lighting device outputs the first power supply signal according to the preset lighting control signal.
- the preset lighting control signal can be stored in the memory of the dynamic lighting device, and is output by the power supply.
- the module reads the memory and obtains it.
- the memory can be a ROM chip or any other type of solid state non-volatile semiconductor memory.
- the manner of writing a preset illumination control signal to the memory can be implemented by a wired input method, or by an interface connected to the memory, such as an infrared interface, a Bluetooth interface, a USB interface, or the like.
- Step 320 The one or more illumination portions of the dynamic illumination device generate an optical signal whose color temperature is dynamically changed under the driving of the first power supply signal, so that the dynamic illumination device outputs illumination light whose color temperature dynamically changes;
- the illumination unit in the dynamic lighting device may be one or more, and is connected to the power supply output module.
- the driving may be controlled according to the same set of electrical parameters, or the plurality of illuminating units may be driven by a plurality of sets of electrical parameters controlled by multiple outputs. Therefore, the plurality of illumination units can simultaneously generate an optical signal whose color temperature is dynamically changed under the driving of the first power supply signal, and can also generate an optical signal whose color temperature is dynamically changed in a time-sharing manner.
- the illuminants included in the illuminating portion may be the same type or different types, and each illuminating unit includes one or more illuminants, and the illuminants are driven by the first power supply signal. Lights up or off or changes its illuminating color temperature, thereby acting as a whole on the change in the optical signal output of each illumination.
- the power supply signal outputted to each of the plurality of illumination units may output the same set of electrical parameters for all of the illuminations in the illumination unit, or may output a set of electrical parameters to a portion of the illuminations to another portion of the illuminations. Another set of electrical parameters is output, that is to say, in the method provided in this embodiment, the illumination unit and the illuminant can be independently controlled.
- the illumination color temperature of the illuminants can be changed by dynamically changing the current and voltage output to all of the illuminants or part of the illuminants in the illumination portion, or either of them, thereby implementing the illumination portion.
- the color temperature of the output optical signal changes dynamically.
- the color temperature can be changed by changing the current.
- the color temperature of the power type white LED gradually increases. This is because, after the current is increased, the blue light emitted by the chip increases, and the thickness of the phosphor layer is constant. The white light in the white light is increased, which increases the color temperature of the device.
- this can be achieved by dynamically turning the electrical output module on or off to the power output of the different types of illuminators in the illumination unit.
- the illuminating portion has 100 independent illuminators, and specifically may include a partial yellow LED and a partial white LED, and the power input of each illuminator is independently controlled to be turned on and off.
- the power signal control is first turned on, for example, firstly, all the yellow LEDs are turned on, and then a white LED is turned on every 0.1 seconds until all the illuminants are lit, and then a white LED is turned off every 0.1 seconds until all white
- the LEDs are all turned off, and the process of turning on and off the white LEDs one by one is repeated, and the yellow LEDs are continuously kept lit, thereby realizing the dynamic change of the color temperature of the light signal outputted by the illumination portion.
- the first power supply signal drives the illumination unit to generate a dynamically changing optical signal in order not to affect the user's normal use requirements for the illumination device.
- the overall resulting dynamic illumination device output illumination does not change color temperature by more than 10K during any 0.1 second period.
- the eye is visually inert, that is, once the light image is formed on the retina, the vision will maintain a sense of the light image for a limited time.
- This physiological phenomenon is called persistence of vision.
- the duration of visual persistence varies, and the stronger the brightness, the shorter the visual persistence time.
- the visual retention time is about 0.1 to 0.4 seconds in a medium brightness environment. Therefore, in the 0.1 second time range, the change of the color temperature is set to be no more than 10K, so as to ensure that the change of the light in each of the visual retention time is small, so that the user of the illumination device cannot perceive the color temperature of the illumination light. Changes, so as not to have any effect on the normal use of the user.
- the change in color temperature needs to be within a certain range to meet the needs of lighting.
- the color temperature varies from 2500K to 6500K to meet the lighting needs of the indoor environment.
- the dynamic change of the color temperature of the output illumination light is directly related to the change of the first power supply signal, and therefore can be set by the control signal, which can be a regular change or an irregular change.
- the dynamic change can be set to a regular change.
- the dynamic illumination device outputs illumination light whose color temperature changes dynamically to the user's eye, so that the user's eye structure dynamically changes with the dynamic change of the color temperature of the illumination light.
- the illumination light dynamically changed by the color temperature generated by the above steps 310 and 320 is incident on the eye of the user of the dynamic illumination device, and can make the user's eye structure include one or several of the iris, the ciliary muscle and the lens. , dynamically changes with the dynamic change of the color temperature of the illumination light. Moreover, by reasonably setting the illuminance change rate in the visual persistence time, the user cannot subjectively perceive the dynamic change of the illumination light, thereby having any influence on the normal use of the user.
- the dynamic illumination method with variable color temperature provided by the embodiment can be applied to a teaching environment. Before the beginning of the teaching or at the beginning, you can control the light with warmer color temperature to make people feel relaxed in such an environment; control the dynamic lighting equipment to dynamically adjust the color temperature over time to gradually increase the temperature, so that the environment The illumination light gradually changes from warm light to cold light. In the case of high color temperature, people's attention is more easily concentrated, so it is beneficial to learn efficiently in the teaching environment.
- the dynamic lighting output can be adjusted to warm light at the end of the course as the course progresses. People can relax in the visual system and attention.
- the embodiment of the invention provides a dynamic illumination method with variable color temperature, which can automatically and dynamically change the electrical parameters for controlling the illumination of the illumination unit, so that the illumination device that outputs the color temperature dynamically changes by the illumination device is incident on the eye of the user through the illumination light, so that the user
- the physiological structure of the eye also changes correspondingly with the change of illumination light, thereby effectively solving the problem that the user's long-term use of the eye is easy to visual fatigue, and protecting the user's visual health while not affecting the normal use of the user;
- the dynamic trend of the color temperature of the light makes the beneficial effect on the work efficiency and brain fatigue of the user in the environment through the change of the color temperature of the light.
- Embodiment 4 of the present invention further provides a dynamic lighting device for implementing the above method.
- the dynamic lighting device includes a power supply output module 1, an illumination unit 2, a memory 3, and an input power interface 4.
- the output of the input power interface 4 is connected to the input of the power supply output module 1, and the external power supply is connected to the dynamic lighting device through the input power interface 4, and may be powered by a commercial power or a battery.
- the memory 3 is connected to the power supply output module 1.
- the memory 3 stores an illumination control signal.
- the illumination control signal may be preset stored in the memory 3, or may be a lighting control command input by a user through an input device (not shown) in the dynamic lighting device, and a lighting control signal generated according to the lighting control command. It is sent to the power supply output module 1 and stored in the memory 3.
- the memory 3 can be a ROM chip or any other type of solid state non-volatile semiconductor memory.
- the manner of writing a preset illumination control signal to the memory can be implemented by a wired input method, or by an interface connected to the memory, such as an infrared interface, a Bluetooth interface, a USB interface, or the like.
- the power supply output module 1 reads the illumination control signal from the memory 3, and outputs a first power supply signal according to the illumination control signal; the electrical parameters of the first power supply signal include one or more sets of dynamically changed electrical parameters; In the case of parameters, multiple sets of electrical parameters are divided into multiple outputs.
- the electrical parameter may specifically refer to current and voltage, including voltage value of voltage, rate of change, current magnitude of current, rate of change, etc.; or may be either voltage or current; or may be output of power supply output module On and off state.
- the dynamic lighting device may include one or more illumination portions 2, and generate a dynamically changed optical signal driven by the first power supply signal, so that the dynamic illumination device outputs the dynamically changing illumination light and is incident on the user through the dynamically changing illumination light.
- the eye causes the user's eye structure to dynamically change as the illumination light changes dynamically.
- multiple photos The Ming 2 can be separately connected to one of the multiple outputs, and the dynamically changed optical signals output by the plurality of illumination units 2 can be generated simultaneously or in a time-sharing manner.
- the output of the dynamically changing illumination light can be either continuous output or intermittent output.
- the dynamic changes of the illumination light may include dynamic changes in illumination, dynamic changes in color temperature, and the like.
- the mode in which the dynamic lighting device outputs the dynamic change of the illumination light may include two types that are perceived or not perceived by the user, wherein the user-perceived mode may be correspondingly used in the visual training scene, and the user-perceived mode may be used for daily use. Lighting application scenarios.
- the power supply output module 1 outputs, in addition to the first power supply signal, a second power supply signal that is alternately outputted with the first power supply signal, and the power of the second power supply signal.
- the parameter includes one or more sets of preset fixed or dynamically changing electrical parameters; the one or more illumination sections 2 generate a second optical signal that is constantly or dynamically changed, driven by the second supply signal, such that the dynamic illumination device is intermittently outputting A constant or second dynamically varying illumination light is output during the discontinuous time of the first dynamically varying illumination light.
- the first dynamically changing illumination light is dynamically changeable by the user, and the constant or second dynamically changing illumination light is not dynamically perceptible by the user. Therefore, in the present scheme, an alternate output of illuminating light that is perceptible and non-perceivable can be realized.
- the following describes the working modes of the dynamic change of the illuminating light and the dynamic change of the illuminable light.
- the dynamic lighting device can be applied to the application scene of daily lighting:
- the illumination unit 2 Driven by the first power supply signal, the illumination unit 2 generates a dynamically changing optical signal such that the illumination light output by the dynamic illumination device also dynamically changes accordingly. If the illuminance is changed, the illuminance change rate is not more than 0.02 in any one of 0.1 second periods; if the color temperature is changed, the color temperature changes by no more than 10K in any one of 0.1 second periods.
- the eye is visually inert, that is, once the light image is formed on the retina, the vision will maintain a sense of the light image for a limited time.
- This physiological phenomenon is called visual temporary. stay.
- the length of visual persistence varies, and the stronger the brightness, the shorter the visual persistence time.
- the visual retention time is about 0.1 to 0.4 seconds in a medium brightness environment.
- the change rate of the illuminance is not more than 0.02 or the color temperature change is not more than 10K, so as to ensure that the change of light in each visual retention time is small, so that the user of the illumination device It is not noticeable that the illumination light changes, so that it does not have any effect on the normal use of the user.
- Changes in illuminance or color temperature need to be within a certain range to meet the lighting requirements. If the illuminance is changed, the illuminance varies between 50 lux and 10000 lux; if the color temperature is changed, the color temperature varies between 2500 K and 6500 K.
- the amount of change in the illuminance of the illumination light needs to reach a certain ratio, and it is necessary to satisfy the illuminance of the output illumination light.
- the ratio of the minimum to the maximum is no more than 50%.
- the change in illuminance mentioned here is dynamic. In different periods of dynamic change, the illuminance may be continuously enhanced or continuously weakened, or may be increased in fluctuation or weakened in fluctuation.
- the physiological structure of the user's eye changes correspondingly with the change of the illumination illuminance, thereby effectively solving the problem that the user's long-term use of the eye is easy to visual fatigue.
- the dynamic lighting device employs an implementation of a dynamically varying illumination light discontinuous output that can be perceived.
- the illumination unit 2 Driven by the first power supply signal, the illumination unit 2 generates a dynamically changed optical signal such that the illumination light output by the dynamic illumination device has a rate of change of illumination greater than 0.02 and less than 0.2 over any period of 0.1 seconds.
- the rate of change of illumination is greater than 0.02 and less than 0.2, so as to ensure that the change of light in each visual persistence time can be used by the user. Perceived, and does not change too much, causing the user to feel uncomfortable or even cause visual impairment.
- the output time of the first power supply signal does not exceed 10 seconds in a single time, that is, the output time of the illumination light that can be perceived to be dynamically changed does not exceed 10 seconds in a single time.
- the illumination light that cannot be perceived to be dynamically changed may be output, which may be constant illumination light or dynamically changing illumination light, as long as it is not sensible.
- the conditions for changing the parameters such as illuminance and color temperature are sufficient.
- the illumination light that can be perceived to be dynamically changing is alternately outputted with the illumination light that cannot be perceived to be dynamically changing.
- the output time of the illumination light that can be perceived to be dynamically changed does not exceed the unperceivable dynamics. 10% of the output duration of the varying illumination light.
- the user can subjectively perceive the dynamic change of the illuminating light, and can be applied to the training of the visual system.
- the dynamic change of the output illumination light is directly related to the change of the first power supply signal, and thus can be set by the control signal.
- the dynamic change can be set to a regular change.
- the illuminating unit 2 may include one or more illuminants 20, and the illuminants 20 may be the same type or different types.
- the plurality of illuminants may be illuminants having different color temperatures, such as yellow LEDs and white LEDs.
- the illuminant 20 can also adopt a light source of a type other than LED, such as a tungsten lamp bead, an OLED type illumination device, or the like.
- the dynamic lighting device includes an illumination unit 2 that is coupled to the output of the power supply output module 1 to receive a power supply signal.
- the output of the input power interface 4 is connected to the input of the power supply output module 1, and is connected to the dynamic lighting device through the input power interface 4.
- the memory 3 is connected to the power supply output module 1.
- the memory 3 stores an illumination control signal.
- the illumination unit 2 has 100 independent illuminators 20, which in this example may be the same illuminants, such as white LEDs.
- the power input of each illuminant 20 is independently connected to the power supply output module 1, and is controlled by the power supply signal. And shut down.
- the 50 illuminators 20 can be turned on first by the power supply signal control, so that the dynamic illuminating device is turned on. An illuminant 20 is then turned on every 0.1 second until all of the illuminators 20 are illuminated, and then one illuminator is turned off every 0.1 seconds until it is reduced to 50. Thereby, a dynamic change of the illuminance of the illumination light output by the dynamic illumination device can be achieved.
- the variation exemplified above may be that the light signal output variation of the illuminant is gradually increased or decreased by a fixed ratio to keep the illuminance change rate in each segment the same; or the non-fixed ratio dynamically changes the illuminant light. The amount of signal output change.
- the dynamic illumination device outputs illumination light with a rate of change of illumination of no more than 0.02 over any period of 0.1 seconds, so that the dynamic change of illumination light is not perceived by the user and can meet the needs of daily illumination.
- the dynamic illumination device provided in this example can output the dynamically changing illumination light and enter the eye of the user, so that the physiological structure of the user's eye changes correspondingly with the change of the illumination light, thereby effectively solving the user's long-term use of the eye. Easy to visual fatigue problems.
- the dynamic lighting device includes two illumination portions, which are a first illumination portion 21 and a second illumination portion 22, respectively.
- the first illumination unit 21 and the second illumination unit 22 are respectively connected to the output of the power supply output module 1.
- the output of the input power interface 4 is connected to the input of the power supply output module 1, and the external power source is connected to the dynamic lighting device through the input power interface 4.
- the memory 3 is connected to the power supply output module 1.
- the memory 3 stores an illumination control signal.
- the first illuminating unit 21 includes 40 illuminants 20, and the second illuminating unit 22 includes 50 illuminants 20, and the power inputs of all the illuminants 20 in the first illuminating unit 21 are uniformly controlled to be turned on/off.
- the 50 illuminants 20 in the second illuminating unit 22 are divided into 10 groups, and each of the 5 groups is simultaneously turned on/off. In this case it may be the same illuminant, such as a white LED.
- all the illuminants 20 in the first illuminating unit 21 are turned on by the power supply signal control, so that the dynamic illuminating device is turned on for 25 seconds; then, a group of illuminants 20 in the second illuminating unit 22 are turned on every 0.1 seconds until all The illuminants are illuminated for 1 second, and the illumination light outputted during the process changes dynamically; for 25 seconds in a state where all of the 90 LEDs are lit; and then one of the second illumination units 22 is controlled to be turned off every 0.1 seconds.
- the illuminant 20 is turned on until the illuminants 20 in the second illuminating portion 22 are turned off, and is shared for one second, and the illumination light outputted during this process changes dynamically. At this time, all of the illuminants 20 in the first illuminating unit 21 are maintained in the lighting state, and all of the illuminants 20 in the second illuminating unit 22 are maintained in the closed state. After 25 seconds, the process in which the illuminants 20 in the second illumination portion 22 are turned on, held, and turned off in groups is repeated. Thereby, a dynamic change of the illuminance of the illumination light output by the dynamic illumination device can be achieved.
- the dynamic lighting device outputs a dynamic output of the illumination light with a constant output time of 25 seconds at two intervals and a dynamic output time of 1 second at two intervals during each repetition period.
- the rate of change of illuminance in any one of the 0.1 second periods of dynamic output is greater than 0.02 and less than 0.2, so that dynamic changes in illumination light can be perceived by the user and can be used for training of the user's visual system.
- the constant output time in this example may also be a non-constant illumination light output in other embodiments, but the rate of change of illumination within a time period in which the output light needs to satisfy 0.1 second is not more than 0.02, that is, The dynamic change of the illumination light can not be perceived by the user, and the intermittent output of the illuminating light can be sensed, which can be used for the training of the user's visual system.
- the dynamic illumination device provided in this example can alternately output illumination light that can be perceived to be dynamically changed and illumination light that cannot be perceived to be dynamically changed, and enter the user's eye through the dynamically changing illumination light to make the user's eye physiology
- the structure also changes correspondingly with the change of illumination light, thereby effectively alleviating the problem that the user's long-term use of the eye is easy to visual fatigue, and helps to improve the function of the visual system.
- the dynamic lighting device includes two illumination portions 2, which are a first illumination portion 21 and a second illumination portion 22, respectively.
- the first illumination unit 21 and the second illumination unit 22 are respectively connected to the output of the power supply output module 1.
- the output of the input power interface 4 is connected to the input of the power supply output module 1, and the external power source is connected to the dynamic lighting device through the input power interface 4.
- the memory 3 is connected to the power supply output module 1.
- the memory 3 stores an illumination control signal.
- Each of the first illuminating portion 21 and the second illuminating portion 22 includes 25 illuminants 20, wherein a yellow LED is used in the first illuminating portion 21, a white LED is used in the second illuminating portion 22, and all illuminants in the first illuminating portion 21 are used.
- the power input of 20 is uniformly controlled to be turned on/off, and the 25 illuminants in the second illuminating unit 22 are independently controlled to be turned on/off one by one.
- the dynamic illumination device outputs illumination light with no change in color temperature of more than 10K in any period of 0.1 seconds, so the dynamic change of illumination light is not perceived by the user and can meet the needs of daily illumination.
- the illumination light that dynamically changes in color temperature By outputting the illumination light that dynamically changes in color temperature, the problem of easy visual fatigue of the user's long-term use of the eye is effectively solved.
- the dynamic lighting device provided in this embodiment can be applied to different environments such as work and teaching to provide a color temperature change required by the user.
- this example can be applied to the teaching environment.
- high color temperature people's attention is more easily concentrated, so it is beneficial to learn efficiently in the teaching environment.
- the dynamic lighting output can be adjusted to warm light at the end of the course as the course progresses. People can relax in the visual system and attention. Changes in the color temperature of the light through reasonable dynamic illumination can help alleviate brain fatigue and improve work efficiency.
- the steps of a method or algorithm described in connection with the embodiments disclosed herein can be implemented in hardware, a software module executed by a processor, or a combination of both.
- the software module can be placed in random access memory (RAM), memory, read only memory (ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disk, removable disk, CD-ROM, or technical field. Any other form of storage medium known.
Abstract
Description
照明时间(s) | 照度变化率(每0.01s) | 是否可感知 |
0-25 | 0.01 | 否 |
25-27 | 0.15 | 是 |
27-52 | 0 | 否 |
52-54 | 0.1 | 是 |
54-80 | 0.015 | 否 |
80-81 | 0.15 | 是 |
81-100 | 0.008 | 否 |
Claims (39)
- 一种动态照明方法,其特征在于,所述方法包括:动态照明装置的供电输出模块根据照明控制信号输出第一供电信号;所述第一供电信号的电参数包括一组或多组动态改变的电气参数;所述动态照明装置的一个或多个照明部在所述第一供电信号驱动下产生动态改变的光信号,从而所述动态照明装置输出动态变化的照明光;其中,在任一0.1秒时间段内,所述照明光的照度的变化率不大于0.02,并且,所述动态照明装置输出的照明光的照度的最小值和最大值的比值不大于50%。
- 根据权利要求1所述的动态照明方法,其特征在于,所述动态照明装置输出动态变化的照明光入射使用者的眼部,使得使用者眼部结构随所述照明光的动态变化而动态改变。
- 根据权利要求1所述的动态照明方法,其特征在于,所述动态变化的照明光的照度的变化范围在50lux至10000lux之间。
- 根据权利要求1所述的动态照明方法,其特征在于,所述多个照明部在所述第一供电信号驱动下同时产生动态改变的光信号;或者所述多个照明部在所述第一供电信号驱动下分时产生动态改变的光信号。
- 根据权利要求1或4所述的动态照明方法,其特征在于,所述照明部中包括多个发光体,所述电气参数包括:电流和/或电压;所述一个或多个照明部在所述第一供电信号驱动下产生动态改变的光信号具体为:所述一个或多个照明部中的所有发光体或部分发光体在所述第一供电信号驱动下改变发光体的发光照度。
- 根据权利要求1或4所述的动态照明方法,其特征在于,所述照明部中包括多个发光体,所述电气参数包括:电源的通、断状态;所述一个或多个照明部在所述第一供电信号驱动下产生动态改变的光信 号具体为:所述一个或多个照明部中的部分发光体在所述第一供电信号驱动下点亮或者关闭。
- 根据权利要求1或4所述的动态照明方法,其特征在于,所述照明部由一种或一种以上的发光体构成。
- 根据权利要求1所述的动态照明方法,其特征在于,所述动态照明装置的供电输出模块根据照明控制信号输出第一供电信号具体为:所述动态照明装置的供电输出模块接收用户输入的照明控制指令,生成所述照明控制信号,并根据所述照明控制信号输出第一供电信号;或者所述动态照明装置的供电输出模块根据预设的所述照明控制信号输出第一供电信号。
- 一种动态变化的照明方法,其特征在于,所述方法包括:动态照明装置的供电输出模块根据照明控制信号交替输出第一供电信号和第二供电信号;所述第一供电信号的电参数包括一组或多组动态改变的第一电气参数;所述第二供电信号的电参数包括一组或多组预设固定或动态改变的第二电气参数;所述动态照明装置的一个或多个照明部在所述第一供电信号驱动下产生动态改变的第一光信号,从而所述动态照明装置间断输出第一动态变化的照明光;其中,在任一0.1秒时间段内,所述第一动态变化的照明光的照度的变化率大于0.02且小于0.2,并且,所述动态照明装置输出的第一动态变化的照明光在单次输出时长内,照度的最小值和最大值的比值不大于50%。
- 根据权利要求9所述的动态照明方法,其特征在于,所述动态照明装置输出的第一动态变化照明光入射使用者的眼部,使得使用者感知所述照明光的动态变化,并且使所述使用者眼部结构随所述照明光的第一动态变化而动态改变。
- 根据权利要求9或10所述的动态照明方法,其特征在于,所述方法 还包括:所述动态照明装置的一个或多个照明部在所述第二供电信号驱动下产生恒定或动态改变的第二光信号,从而所述动态照明装置在间断输出第一动态变化的照明光的间断时间内,输出恒定的或第二动态变化的照明光;其中,所述第二动态变化具体为:在任一0.1秒时间段内,所述第二动态变化的照明光的照度的变化率不大于0.02。
- 根据权利要求11所述的动态照明方法,其特征在于,任一段所述第一动态变化的照明光的输出时长,不超过这一段照明光到下一段第一动态变化的照明光之间的间断时间的10%;并且不超过前一段第一动态变化的照明光到这一段照明光之间的间断时间的10%。
- 根据权利要求9或12所述的动态照明方法,其特征在于,第一动态变化的照明光的输出时长单次不超过10秒。
- 根据权利要求9所述的动态照明方法,其特征在于,所述照明光的照度的变化范围在5lux至10000lux之间。
- 根据权利要求9所述的动态照明方法,其特征在于,所述多个照明部在所述第一供电信号驱动下同时产生动态改变的第一光信号;或者所述多个照明部在所述第一供电信号驱动下分时产生动态改变的第一光信号。
- 根据权利要求9或15所述的动态照明方法,其特征在于,所述照明部中包括多个发光体;所述电气参数包括:电流和/或电压;所述一个或多个照明部在所述第一供电信号驱动下产生动态改变的第一光信号具体为:所述一个或多个照明部中的所有发光体或部分发光体在所述第一供电信号驱动下改变发光体的发光照度;或者所述电气参数包括:电源的通、断状态;所述一个或多个照明部在所述第一供电信号驱动下产生动态改变的第一光信号具体为:所述一个或多个照明部中的部分发光体在所述第一供电信号驱动下点亮或者关闭。
- 根据权利要求9所述的动态照明方法,其特征在于,所述照明部由一种或一种以上的发光体构成。
- 根据权利要求9所述的动态照明方法,其特征在于,所述动态照明装置的供电输出模块根据照明控制信号交替输出第一供电信号和第二供电信号具体为:所述动态照明装置的供电输出模块接收用户输入的照明控制指令,生成所述照明控制信号,并根据所述照明控制信号交替输出第一供电信号和第二供电信号;或者所述动态照明装置的供电输出模块根据预设的所述照明控制信号交替输出第一供电信号和第二供电信号。
- 一种动态变化的照明方法,其特征在于,所述方法包括:动态照明装置的供电输出模块根据照明控制信号交替输出第一供电信号和第二供电信号;所述第一供电信号的电参数包括一组或多组动态改变的第一电气参数;所述第二供电信号的电参数包括一组或多组预设固定或动态改变的第二电气参数;所述动态照明装置的一个或多个照明部在所述第一供电信号驱动下产生动态改变的第一光信号,从而所述动态照明装置间断输出第一动态变化的照明光;其中,在任一0.1秒时间段内,所述第一动态变化的照明光的照度的变化率大于0.02且小于0.2,并且,所述动态照明装置输出的第一动态变化的照明光在单次输出时长内,照度的最小值和最大值的比值不大于50%。
- 根据权利要求19所述的动态照明方法,其特征在于,所述动态照明装置输出的第一动态变化照明光入射使用者的眼部,使得使用者感知所述照明光的动态变化,并且使所述使用者眼部结构随所述照明光的第一动态变化而动态改变。
- 根据权利要求19或20所述的动态照明方法,其特征在于,所述方 法还包括:所述动态照明装置的一个或多个照明部在所述第二供电信号驱动下产生恒定或动态改变的第二光信号,从而所述动态照明装置在间断输出第一动态变化的照明光的间断时间内,输出恒定的或第二动态变化的照明光;其中,所述第二动态变化具体为:在任一0.1秒时间段内,所述第二动态变化的照明光的照度的变化率不大于0.02。
- 根据权利要求21所述的动态照明方法,其特征在于,任一段所述第一动态变化的照明光的输出时长,不超过这一段照明光到下一段第一动态变化的照明光之间的间断时间的10%;并且不超过前一段第一动态变化的照明光到这一段照明光之间的间断时间的10%。
- 根据权利要求19或22所述的动态照明方法,其特征在于,第一动态变化的照明光的输出时长单次不超过10秒。
- 根据权利要求19所述的动态照明方法,其特征在于,所述照明光的照度的变化范围在5lux至10000lux之间。
- 根据权利要求19所述的动态照明方法,其特征在于,所述多个照明部在所述第一供电信号驱动下同时产生动态改变的第一光信号;或者所述多个照明部在所述第一供电信号驱动下分时产生动态改变的第一光信号。
- 根据权利要求19或25所述的动态照明方法,其特征在于,所述照明部中包括多个发光体;所述电气参数包括:电流和/或电压;所述一个或多个照明部在所述第一供电信号驱动下产生动态改变的第一光信号具体为:所述一个或多个照明部中的所有发光体或部分发光体在所述第一供电信号驱动下改变发光体的发光照度;或者所述电气参数包括:电源的通、断状态;所述一个或多个照明部在所述第一供电信号驱动下产生动态改变的第一光信号具体为:所述一个或多个照明部中的部分发光体在所述第一供电信号驱动下点亮或者关闭。
- 根据权利要求19所述的动态照明方法,其特征在于,所述照明部由一种或一种以上的发光体构成。
- 根据权利要求19所述的动态照明方法,其特征在于,所述动态照明装置的供电输出模块根据照明控制信号交替输出第一供电信号和第二供电信号具体为:所述动态照明装置的供电输出模块接收用户输入的照明控制指令,生成所述照明控制信号,并根据所述照明控制信号交替输出第一供电信号和第二供电信号;或者所述动态照明装置的供电输出模块根据预设的所述照明控制信号交替输出第一供电信号和第二供电信号。
- 一种动态照明装置,其特征在于,所述动态照明装置包括:供电输出模块,用于根据照明控制信号输出第一供电信号;所述第一供电信号的电参数包括一组或多组动态改变的电气参数;一个或多个照明部,用于在所述第一供电信号驱动下产生动态改变的光信号,从而所述动态照明装置输出动态变化的照明光,并通过所述动态变化的照明光入射使用者的眼部,使得使用者眼部结构随所述照明光的动态变化而动态改变。
- 根据权利要求29所述的动态照明装置,其特征在于,所述照明部具体用于,在所述第一供电信号驱动下产生在任一0.1秒时间段内,照度的变化率不大于0.02的照明光。
- 根据权利要求29所述的动态照明装置,其特征在于,所述照明部具体用于,在所述第一供电信号驱动下产生在任一0.1秒时间段内,色温的变化不大于10K的照明光。
- 根据权利要求29所述的动态照明装置,其特征在于,所述照明部具体用于,在所述第一供电信号驱动下产生在任一0.1秒时间段内,照度的变化率大于0.02且小于0.2的照明光。
- 根据权利要求32所述的动态照明装置,其特征在于,所述供电输出模块还用于,根据照明控制信号输出与所述第一供电信号交替输出的第二供电信号;所述一个或多个照明部还用于,在所述第二供电信号驱动下产生恒定或动态改变的第二光信号,从而所述动态照明装置在间断输出第一动态变化的照明光的间断时间内,输出恒定的或第二动态变化的照明光;其中,所述第二动态变化具体为:在任一0.1秒时间段内,所述第二动态变化的照明光的照度的变化率不大于0.02。
- 根据权利要求29所述的动态照明装置,其特征在于,所述多个照明部具体用于,在所述第一供电信号驱动下同时产生动态改变的光信号;或者在所述第一供电信号驱动下分时产生动态改变的光信号。
- 根据权利要求29所述的动态照明装置,其特征在于,所述照明部中包括多个发光体,所述发光体为一种或多种,所述电气参数包括:电流和/或电压;所有发光体或部分发光体在所述第一供电信号驱动下改变发光体的发光照度或色温。
- 根据权利要求29所述的动态照明装置,其特征在于,所述照明部中包括多个发光体,所述发光体为一种或多种,所述电气参数包括:电源的通、断状态;所述部分发光体在所述第一供电信号驱动下点亮或者关闭。
- 根据权利要求29所述的动态照明装置,其特征在于,所述装置还包括输入电源接口;所述输入电源接口的输出端与供电输出模块的输入端相接,所述输入电源接口用于向所述动态照明装置接入外部电源。
- 根据权利要求29所述的动态照明装置,其特征在于,所述装置还包括存储器,与所述供电输出模块相连接;所述存储器用于对照明控制信号进行存储;所述供电输出模块获取所述存储器中存储的所述照明控制信号。
- 根据权利要求29所述的动态照明装置,其特征在于,所述装置还包括输入装置,与所述供电输出模块相连接;所述输入装置接收用户输入的照明控制指令,根据所述照明控制指令生成所述照明控制信号,并发送给所述供电输出模块。
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JP2010009848A (ja) * | 2008-06-25 | 2010-01-14 | Panasonic Electric Works Co Ltd | スタンド式照明器具 |
CN101363580A (zh) * | 2008-09-17 | 2009-02-11 | 陈孟圳 | 一种模拟动态自然光的视力保健灯 |
JP2010182660A (ja) * | 2009-02-05 | 2010-08-19 | Fine Technix Co Ltd | Ledスタンド |
CN103167697A (zh) * | 2013-03-25 | 2013-06-19 | 苏州奥浦迪克光电技术有限公司 | 色温亮度自适应灯 |
CN104806915A (zh) * | 2014-01-23 | 2015-07-29 | 广东夏野日用电器有限公司 | 一种智能模拟动态自然光的视力保健灯 |
Cited By (2)
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CN114258179A (zh) * | 2021-12-23 | 2022-03-29 | 欧普照明股份有限公司 | 灯具及灯具控制方法 |
CN114258179B (zh) * | 2021-12-23 | 2024-03-29 | 欧普照明股份有限公司 | 灯具及灯具控制方法 |
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EP3514441A4 (en) | 2020-05-13 |
JP2019526160A (ja) | 2019-09-12 |
US10660178B2 (en) | 2020-05-19 |
US20190166664A1 (en) | 2019-05-30 |
EP3514441A1 (en) | 2019-07-24 |
KR20190034567A (ko) | 2019-04-02 |
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