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WO2013011589A1 - Dispositif d'atténuation - Google Patents

Dispositif d'atténuation Download PDF

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Publication number
WO2013011589A1
WO2013011589A1 PCT/JP2011/066608 JP2011066608W WO2013011589A1 WO 2013011589 A1 WO2013011589 A1 WO 2013011589A1 JP 2011066608 W JP2011066608 W JP 2011066608W WO 2013011589 A1 WO2013011589 A1 WO 2013011589A1
Authority
WO
WIPO (PCT)
Prior art keywords
light
light source
color
control device
drive circuit
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.)
Ceased
Application number
PCT/JP2011/066608
Other languages
English (en)
Japanese (ja)
Inventor
敦 牧
長谷川　清
美奈 吉村
智子 若村
知之 廣安
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Doshisha Co Ltd
Kyoto University NUC
Original Assignee
Hitachi Ltd
Doshisha Co Ltd
Kyoto University NUC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd, Doshisha Co Ltd, Kyoto University NUC filed Critical Hitachi Ltd
Priority to PCT/JP2011/066608 priority Critical patent/WO2013011589A1/fr
Priority to JP2013525447A priority patent/JP6111397B2/ja
Publication of WO2013011589A1 publication Critical patent/WO2013011589A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/20—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
    • H05B47/16—Controlling the light source by timing means
    • 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

Definitions

  • the present invention relates to a light control device for lighting such as a desk lamp, a ceiling light, and a wall light, and particularly to a light control device suitable for improving work efficiency such as learning and office work.
  • Lighting for desk lamps is used for people who are sitting at the desk to study or do office work.
  • Incandescent lamps and fluorescent lamps are mainly used in conventional desk lamps, but it has been proposed to use a light source of three wavelengths (RGB) in order to develop a desired light color (Patent Document 1).
  • RGB three wavelengths
  • Patent Document 2 discloses a variety of LEDs whose LEDs (light emitting diodes) having various hues are applied as light sources and the efficiency is improved through adjustment of color temperature and brightness.
  • a sensitivity adjustment stand that provides a learning mode and provides psychological stability with sensitivity lighting of various colors is described.
  • Non-Patent Document 1 discloses that a high color temperature of lighting suppresses melatonin secreted from the pineal gland in the brain, and as a result affects the arousal level. , It has been reported that the reaction time of judgment is quicker.
  • Patent Document 2 describes a desk lamp that can provide various learning modes through adjustment of color temperature and brightness.
  • a language area mode When a language area mode is selected, high concentration and long-time concentration are provided.
  • 500-5,500K (Kelvin) color temperature illumination select the mathematical mode, provide 6,500-7,500K color temperature illumination, which provides fast brain rotation and high thinking speed, Choosing the mode of creativity / art area is described as providing a color temperature illumination of 2500-3500K providing a stable and calm atmosphere. However, it is not based on a brain science verification experiment described later.
  • Non-Patent Document 1 reports that the reaction time is accelerated by illumination with a high color temperature, but the reaction time when working for a long time is not considered.
  • the present invention can improve work efficiency such as learning and office work for a long time, a driver (man) while driving a mobile body, Dimming that can be done for the night nurses and police officers who have to do, prevent sleepiness, reduce fatigue and maintain concentration in large plant (power plant / chemical complex) operators
  • An object is to provide an apparatus.
  • the present invention first, light with high illuminance and high color temperature is emitted, and after a predetermined time has elapsed, light with low illuminance and low color temperature is substituted for light with high illuminance and high color temperature. Is configured to emit light.
  • a typical example of the light control device of the present invention is a cold color light source, a warm color light source, a drive circuit for the cold color light source, a drive circuit for the warm color light source, and a drive for the cold color light source.
  • the control unit emits light of high illuminance and high color temperature by the plurality of light sources, and a predetermined time After the elapse of time, the light intensity of the plurality of light sources is changed to change to light having a different illuminance and color temperature.
  • the control unit causes the cold color light source to emit light with high illuminance and high color temperature, and after a predetermined time has passed, the warm color system is replaced with the light with high illuminance and high color temperature.
  • the light source may emit light having a low illuminance and a low color temperature.
  • light with high illuminance and high color temperature is light of 800 lux (lux) or more and 5000 to 9000 K (Kelvin), and light with low illuminance and low color temperature is 500 lux or less, 2000- It is 3500K light.
  • control unit may gradually change from light with high illuminance and high color temperature to light with low illuminance and low color temperature during the transition period.
  • the cold color light source may be a blue LED
  • the warm color light source may be a red LED or an orange LED.
  • the light control device of the present invention may further include an intermediate color light source and a drive circuit for the intermediate color light source.
  • the intermediate color light source may be a white LED.
  • illumination for controlling ambient ambient light such as a ceiling light / wall light provided with a warm color light source and a drive circuit for the warm color light source, a cold color light source and the above
  • the control unit includes the plurality of light sources. Light of high illuminance and high color temperature is emitted, and after a predetermined time, light of low illuminance and low color temperature is emitted by changing the light emission intensity of the light source instead of light of high illuminance and high color temperature It is a thing.
  • illumination for controlling ambient light such as a ceiling light / wall light provided with a warm color light source and a drive circuit for the warm color light source, a cold color light source
  • the illumination for controlling ambient light such as the ceiling light and wall light is the warm color
  • the controller emits light of high illuminance and high color temperature by the cold light source, and maintains a light emission state of low illuminance and low color temperature by a system light source. After the elapse of time, the light emission of the cold color light source is stopped.
  • the illumination for controlling ambient ambient light such as the ceiling light and wall light may further include an intermediate color light source and a drive circuit for the intermediate color light source.
  • the lighting time / time can be controlled by providing a timer, but the predetermined time may be in the range of 20 to 60 minutes, more preferably in the range of 25 to 35 minutes.
  • the light control device of the present invention it is possible to increase the aggressiveness in the short term, maintain the recognition judgment time for a long time, suppress drowsiness, maintain the positiveness, and work efficiency such as learning and office work. Can be improved.
  • the verification experiment was conducted on 20 subjects (male university students).
  • FIG. 11 shows the result of subjective evaluation using the PANAS (Positive Negative Emotion) questionnaire.
  • the horizontal axis indicates time.
  • the vertical axis indicates positive emotion (score), and the greater the value, the greater the aggressiveness.
  • the graph indicated by ⁇ shows the result of irradiation with cold light (Blue: 7000K) from the Dim state (dim state).
  • the graph indicated by ⁇ shows the result of irradiation with warm color light (Red: 3000K) from the Dim state (the dim state).
  • ⁇ indicates a graph in which the Dim state (dim state) is maintained.
  • FIG. 12 shows the result of subjective sleepiness evaluation by the KSS questionnaire.
  • the horizontal axis indicates time.
  • the vertical axis represents sleepiness (score). The smaller the value, the more awake.
  • the graph indicated by ⁇ shows the result of irradiation with cold light (Blue: 7000K) from the Dim state (dim state).
  • the graph indicated by ⁇ shows the result of irradiation with warm color light (Red: 3000K) from the Dim state (the dim state).
  • ⁇ indicates a graph in which the Dim state (dim state) is maintained.
  • FIG. 13 shows the result of a cognitive reaction test by the Go / Non-Go task.
  • the horizontal axis indicates time.
  • the vertical axis represents the determination time (ms). The smaller the value, the shorter the reaction time.
  • the graph indicated by ⁇ shows the result of irradiation with cold light (Blue: 7000K) from the Dim state (dim state).
  • the graph indicated by ⁇ shows the result of irradiation with warm color light (Red: 3000K) from the Dim state (the dim state).
  • ⁇ indicates a graph in which the Dim state (dim state) is maintained.
  • the reaction time of the Go / Non-Go task decreases continuously for 1 hour in the light environment of the dark color (Dim) to the warm color (Red: 3000K).
  • the warm color (Red: 3000K) light environment judgment power is maintained, which is not observed in a cold color (Blue: 7000K) light environment.
  • Example 1 the present invention is applied to a desk lamp for learning or office work.
  • FIG. 1 shows a block configuration of the light control device according to the first embodiment.
  • a cold color light source 11 an intermediate color light source 12, and a warm color light source 13 are provided as light sources.
  • the cold color light source is a light source having a high color temperature of 5000 to 9000K, and can be composed of an LED, a fluorescent lamp, a heating lamp, or the like that emits light of a high color temperature.
  • a blue LED of 7000K can be used.
  • the color temperature may be adjusted by providing a color filter.
  • the warm color light source is a light source having a low color temperature of 2000-3500K, and can be composed of an LED, a fluorescent lamp, a heating lamp, or the like that emits light of a low color temperature. For example, an orange LED can be used. In the case of a fluorescent lamp or a heat lamp, the color temperature may be adjusted by providing a color filter. As the intermediate color light source, for example, a white LED can be used.
  • Each light source is provided with a drive circuit 14 for a cold color light source, a drive circuit 15 for an intermediate color light source, and a drive circuit 16 for a warm color light source.
  • a commercial power supply of 100-110V is converted into a voltage suitable for lighting each light source by the power supply unit 10 and supplied to the drive circuits 14 to 16 of each light source.
  • the light control device includes a drive circuit for the plurality of light sources and a control unit 17 for controlling the drive time, and an operation unit 18 and a display unit 19 are connected to the control unit 17.
  • the operation unit 18 is provided with operation buttons for adjusting lighting switches, brightness, and the like.
  • the display unit 19 may display the lighting mode and the time after the lighting switch is turned on.
  • the control unit 17 is provided with a memory 20, and stores a setting value of the light intensity of each light source, a function for changing the light intensity described later, and the like.
  • a control signal is supplied from the control unit 17 to the drive circuits 14 to 16 of each light source, and temporally controls the light intensity of each of the light sources 11 to 13 as described later.
  • FIG. 2 shows the time change of the light intensity of each light source by the light control device of the first embodiment.
  • a blue light source as a cold light source
  • a red light source as a warm light source
  • a green light source as an intermediate light source
  • a blue light source as a cold light source
  • an orange (bulb color) light source as a warm light source
  • an intermediate color A combination of white light sources can be used as the light source.
  • the lighting switch When the lighting switch is turned on, light with high illuminance and high color temperature is emitted first. That is, as an initial condition (set value t0), intense cold color light and some intermediate color light are emitted, and warm color light is weak light or zero.
  • an initial condition set value t0
  • intense cold color light and some intermediate color light are emitted, and warm color light is weak light or zero.
  • a predetermined time for example, approximately 30 minutes
  • the predetermined time can be selected in the range of 20 to 60 minutes, preferably in the range of 25 to 35 minutes.
  • change the dimming condition between 25 and 35 minutes after lighting gradually decrease the cold color light to weak light or zero, and gradually increase the warm color light from weak light or zero
  • the intensity of the cold color light and the warm color light is changed from the set value t0 to the set value t30 in 256 steps from 25 minutes to 35 minutes after lighting.
  • the intensity is slightly reduced.
  • a final condition set value t30
  • light emission of low illuminance and low color temperature which is composed of weak warm color light and some intermediate color light, is continued.
  • the light from high illuminance and high color temperature to light of low illuminance and low color temperature may be switched instantaneously. However, as shown in FIG. 2, the light is switched so as not to be noticed by a user with a certain transition period. Is preferred. In FIG. 2, the light intensity is changed linearly, but a preset function such as a ⁇ function may be used. These functions are stored in the memory 20 of FIG. 1 and read out for use.
  • FIG. 3 shows a control flow of the light control device according to the first embodiment.
  • the light source when a predetermined time has elapsed after lighting, the light source is changed to a light source having a different color temperature.
  • the lighting switch When the lighting switch is turned on, a light source with high illuminance and high color temperature is first selected. Then, it is monitored whether a predetermined time, for example, about 30 minutes has elapsed, and when the predetermined time elapses, the light source is switched to a light source having a different color temperature.
  • FIG. 3B corresponds to FIG. 2.
  • the intermediate color light source 12 and the intermediate color light source drive circuit 15 are provided.
  • this configuration is not essential, and only the cold color light source 11 and the warm color light source 13 are configured except for this light source. Also good.
  • the present invention is described as being applied to a desk lamp.
  • the present invention is not limited to this. Lighting in a classroom or office, for example, ambient light such as a ceiling lamp or wall lamp is controlled. It can also be used for illumination.
  • the light control device of the present invention is composed of lighting for controlling ambient light such as ceiling lights and wall lights provided in classrooms and offices, and a stand provided near the user. It is used for lighting.
  • FIG. 4 shows a block configuration of the light control device of the second embodiment.
  • a warm color light source 13 and an intermediate color light source 12 are provided in the illumination 41 that controls ambient light such as a ceiling light and wall light provided on the ceiling of a classroom or office.
  • a cold color light source 11 is provided on a stand 42 provided near each user.
  • a remote control operation unit 43 such as an illumination for controlling ambient ambient light such as a ceiling light and a wall light is provided, and an operation signal is transmitted to the control unit 17 by wire or wirelessly.
  • Other configurations are the same as those of the first embodiment.
  • the operation of the second embodiment is almost the same as that of the first embodiment.
  • the cold color light source 11 of the stand 42 emits light of high illuminance and high color temperature.
  • the warm color light source 13 of the illumination 41 that controls ambient ambient light such as a ceiling light and a wall light is weak light or does not emit light.
  • the intermediate color light source 12 may emit a little light.
  • the predetermined time elapses, for example, about 30 minutes, the dimming condition is changed.
  • the cold color light source with high color temperature on the stand is cut off or weak light
  • the warm color light source with low color temperature that controls ambient light such as ceiling lights and wall lights is weakly emitted at low illuminance.
  • FIG. 5 shows a control flow of the light control device according to the second embodiment.
  • a light source with high illuminance and high color temperature is first selected. Then, it is monitored whether a predetermined time, for example, about 30 minutes has elapsed, and when the predetermined time has passed, the light source of the high color temperature of the stand is cut off, and the lighting for controlling the ambient light such as the ceiling light and wall light is controlled. Select a light source with low illumination and low color temperature.
  • FIG. 5 (b) corresponds to FIG. 2.
  • a light source with high illuminance and high color temperature is first selected.
  • a transition period starts, and gradually changes the intensity of the cold-colored light source of the stand and the warm-colored light source of the illumination that controls the surrounding ambient light such as the ceiling light and wall light.
  • the light source of the low illumination low color temperature of the illumination which controls ambient environmental light is light-emitted.
  • the illumination for controlling ambient ambient light such as a ceiling light and a wall light
  • the stand is provided with a cold light source.
  • An illumination and a stand for controlling ambient ambient light such as a wall lamp each include a cold color light source, a warm color light source, and a white light source.
  • an illumination 41 that controls ambient light such as a ceiling light and a wall light includes a cold color light source 11, a white light source 12, a warm color light source 13, and drive circuits 14 to 16 thereof.
  • the stand 42 includes a cold color light source 11 ′, a white color light source 12 ′, a warm color light source 13 ′, and drive circuits 14 ′ to 16 ′ thereof.
  • the operation unit 18 is provided on the stand, and drives the driving circuits 14 to 16 for lighting and the driving circuits 14 ′ to 16 ′ for the stand for controlling ambient light such as ceiling lights and wall lights via the control unit 17. Control including time.
  • the light intensity of each light source is combined by controlling the light intensity of the three light sources for lighting such as a ceiling light and a wall light, and the light sources of the three light sources for the stand.
  • the characteristics shown in FIG. 2 are realized.
  • FIG. 7 shows a control flow of the light control device of the third embodiment.
  • the lighting switch of the stand when the lighting switch of the stand is turned on, first, the illuminance and the color temperature of the illumination for controlling the ambient light such as the ceiling light and the wall light are changed, and then the high color temperature stand is turned on.
  • High illumination and high color temperature light is emitted by combining lighting that controls ambient ambient light such as ceiling lights and wall lights with the light of a high color temperature stand.
  • a predetermined time for example, about 30 minutes has passed
  • the illuminance and color temperature of the stand are changed to light of low illuminance and low color temperature, and ceiling lights, wall lights, etc. Change the illuminance and color temperature of the lighting that controls the ambient light.
  • Light of low illuminance and low color temperature is emitted by combining the lighting of the stand and the lighting that controls the ambient light, such as ceiling lights and wall lights, after the change.
  • Example 4 is a modification of part of Example 2. In the office room, not all people enter office work at the same time. In this embodiment, work efficiency can be improved even if the user starts office work at different times.
  • FIG. 8 shows a block configuration of the light control device according to the fourth embodiment. Similar to the second embodiment, a warm color light source 13 and an intermediate color light source 12 are provided in the illumination 41 that controls ambient light such as a ceiling lamp and a wall lamp provided on the ceiling of the office. On the other hand, a cold color light source 11 is provided on a stand 42 provided near each user. In this embodiment, each stand 42 includes the control unit 17 and the operation unit 18, and is configured to control the light intensity and time of the cold color light source 11 for each stand. Other configurations are the same as those of the first embodiment.
  • FIG. 9 shows a temporal change in the light intensity of each color in the light control device of the fourth embodiment
  • FIG. 10 shows a control flow of the light control device of the fourth embodiment.
  • the warm color light source 13 and the intermediate color light source 12 of the illumination 41 that controls ambient light are lit in advance and maintained in a lighted state with low illuminance.
  • the cold color light source 11 of the stand emits light through the control unit 17, and light with high illuminance and high color temperature is emitted.
  • a predetermined time for example, about 25 minutes elapses, a transition period starts, and the light intensity of the cold color light source of the stand is gradually reduced to zero by the control signal of the control unit 17, so that the ceiling lamp, wall lamp, etc. It returns to the state where the light of the low illuminance and low color temperature composed of the warm color of the illumination and the light of the intermediate color that controls the ambient light is irradiated.
  • warm color light is irradiated together with the cold color light for a predetermined period after the lighting switch is turned on.
  • the illuminance of the cold color light is higher than that of the low illuminance warm color light, the influence of the cold color light is affected. The effect similar to Example 1 which is large and warm color light is zero is anticipated.
  • the work efficiency can be improved by maintaining the recognition judgment time for a long time, suppressing drowsiness, and maintaining the aggressiveness.
  • the stand further includes a warm color light source and an intermediate color light source, and the illumination for controlling ambient ambient light such as a ceiling light and a wall light further includes a cold light source. You may make it prepare.
  • the work efficiency of learning and office work can be improved, and it is used for lighting in office rooms such as a desk lamp provided on a desk and lighting for controlling ambient light such as ceiling lights and wall lights. be able to.

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  • Circuit Arrangement For Electric Light Sources In General (AREA)

Abstract

L'invention porte sur un dispositif d'atténuation, qui permet d'améliorer une efficacité de travail d'étude et de travail de bureau pendant une longue durée sur la base de résultats d'expériences de vérification de la science du cerveau. Le dispositif d'atténuation comporte une source de lumière de couleur froide, une source de lumière de couleur chaude, un circuit d'attaque pour la source de lumière de couleur froide, un circuit d'attaque pour la source de lumière de couleur chaude et une unité de commande pour commander le circuit d'attaque pour la source de lumière de couleur froide et le circuit d'attaque pour la source de lumière de couleur chaude. L'unité de commande est configurée de façon à faire émettre aux multiples sources de lumière une lumière de température de couleur élevée de facteur d'éclairage élevé, puis à faire émettre ensuite une lumière de basse température de couleur à faible facteur d'éclairage à la place de la lumière de température de couleur élevée de facteur d'éclairage élevé par changement des intensités d'émission des sources de lumière après qu'une quantité de temps prédéterminée, par exemple, à peu près trente minutes, s'est écoulée.
PCT/JP2011/066608 2011-07-21 2011-07-21 Dispositif d'atténuation Ceased WO2013011589A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2011/066608 WO2013011589A1 (fr) 2011-07-21 2011-07-21 Dispositif d'atténuation
JP2013525447A JP6111397B2 (ja) 2011-07-21 2011-07-21 調光装置

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Application Number Priority Date Filing Date Title
PCT/JP2011/066608 WO2013011589A1 (fr) 2011-07-21 2011-07-21 Dispositif d'atténuation

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WO2013011589A1 true WO2013011589A1 (fr) 2013-01-24

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015018681A (ja) * 2013-07-10 2015-01-29 パナソニック株式会社 照明装置及び照明装置の制御方法
JP2015026460A (ja) * 2013-07-24 2015-02-05 東芝ライテック株式会社 照明装置およびプラットホーム照明システム
JP2015150143A (ja) * 2014-02-13 2015-08-24 アイシン精機株式会社 照明装置および照明方法
JP2015162300A (ja) * 2014-02-26 2015-09-07 東芝ライテック株式会社 照明器具
WO2016124836A1 (fr) 2015-02-05 2016-08-11 Maquet Sas Equipement d'eclairage a stimulation optimale des fonctions non visuelles
CN108495423A (zh) * 2018-05-25 2018-09-04 昆山人因健康工程研发中心有限公司 一种基于脑波特征的色温调节照明系统
WO2018223567A1 (fr) * 2017-06-05 2018-12-13 广州视源电子科技股份有限公司 Procédé et dispositif de réglage automatique de températures de couleur, et miroir de lampe

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KR20190034567A (ko) * 2016-07-28 2019-04-02 광둥 라이트 비주얼 헬스 리서치 인스티튜트 동태 조명 방법 및 장치

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JP2000294388A (ja) * 1999-04-09 2000-10-20 Sekisui House Ltd 照明制御方法および照明システム
JP2009283317A (ja) * 2008-05-22 2009-12-03 Sharp Corp 照明装置

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JP2008238957A (ja) * 2007-03-27 2008-10-09 Matsushita Electric Works Ltd 車室内照明装置

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Publication number Priority date Publication date Assignee Title
JP2000294388A (ja) * 1999-04-09 2000-10-20 Sekisui House Ltd 照明制御方法および照明システム
JP2009283317A (ja) * 2008-05-22 2009-12-03 Sharp Corp 照明装置

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015018681A (ja) * 2013-07-10 2015-01-29 パナソニック株式会社 照明装置及び照明装置の制御方法
JP2015026460A (ja) * 2013-07-24 2015-02-05 東芝ライテック株式会社 照明装置およびプラットホーム照明システム
JP2015150143A (ja) * 2014-02-13 2015-08-24 アイシン精機株式会社 照明装置および照明方法
JP2015162300A (ja) * 2014-02-26 2015-09-07 東芝ライテック株式会社 照明器具
WO2016124836A1 (fr) 2015-02-05 2016-08-11 Maquet Sas Equipement d'eclairage a stimulation optimale des fonctions non visuelles
US10143060B2 (en) 2015-02-05 2018-11-27 Maquet Sas Lighting equipment with optimum stimulation of non-visual functions
WO2018223567A1 (fr) * 2017-06-05 2018-12-13 广州视源电子科技股份有限公司 Procédé et dispositif de réglage automatique de températures de couleur, et miroir de lampe
CN108495423A (zh) * 2018-05-25 2018-09-04 昆山人因健康工程研发中心有限公司 一种基于脑波特征的色温调节照明系统
CN108495423B (zh) * 2018-05-25 2024-04-30 昆山人因健康工程研发中心有限公司 一种基于脑波特征的色温调节照明系统

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