WO2014193135A1 - 조명장치의 휘도 제어장치 - Google Patents
조명장치의 휘도 제어장치 Download PDFInfo
- Publication number
- WO2014193135A1 WO2014193135A1 PCT/KR2014/004701 KR2014004701W WO2014193135A1 WO 2014193135 A1 WO2014193135 A1 WO 2014193135A1 KR 2014004701 W KR2014004701 W KR 2014004701W WO 2014193135 A1 WO2014193135 A1 WO 2014193135A1
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- WO
- WIPO (PCT)
- Prior art keywords
- brightness
- image
- luminance
- average
- camera module
- Prior art date
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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]
- H05B45/10—Controlling the intensity 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
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient 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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the light
- H05B45/12—Controlling the intensity of the light using optical feedback
-
- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/101—Outdoor lighting of tunnels or the like, e.g. under bridges
-
- 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 brightness control device of a lighting device, and more particularly, to automatically control the brightness in consideration of the surrounding brightness, particularly in the case of tunnels, such as by sensing the external brightness automatically the brightness of the tunnel, etc.
- LEDs have a longer life and lower power consumption than conventional lights, and recently, products that can replace existing lights such as street lamps and indoor lights have been developed.
- LED streetlights there is a great advantage in that it consumes less power than conventional streetlights.
- power consumption is increased unnecessarily when it is lit to a certain degree irrespective of ambient luminance.
- the illuminance sensor for detecting the external illuminance is attached to each LED street light, the design of the product is not easy and the manufacturing cost of the street light increases because the illuminance sensor should be exposed from the LED street light.
- the illuminance sensor since the external illuminance, which is the upper side illuminance of the street light, is detected instead of the illuminance of the area actually illuminated by the street light, a method of controlling the street light with the set illuminance according to the detected external illuminance is applied.
- the lighting area of the street light is a road, but the illumination sensor is usually installed on the upper side of the street light, there is a difference. Since the illuminance sensor is affected by the light reflected from the road or the light of the street lamp installed in the surrounding building or the adjacent road, the illuminance detected by the illuminance sensor cannot be viewed as the illuminance of the lighting area of the street lamp. There was a problem that required effort.
- the present invention has been made in view of the above problems, and provides a brightness control apparatus for an illumination apparatus capable of detecting an ambient luminance and controlling an illumination apparatus according to the average luminance.
- an apparatus for detecting luminance outside the tunnel and controlling the luminance inside the tunnel according to the detected luminance is provided.
- the brightness control device of the lighting apparatus of the present invention for solving the above problems, the camera module for obtaining a brightness control image; A luminance controller which receives the photographed image of the camera module, calculates an average luminance of a specific region, compares the average luminance with a reference luminance, and transmits a luminance control signal according to the comparison result; And an illumination device unit provided in the illumination device to adjust the brightness of the LED light source unit according to the brightness control signal of the brightness controller.
- the brightness control device of the lighting device of the present invention processes the image of a camera photographing the peripheral area of the lighting device, calculates the average brightness of the area, and controls the brightness of the lighting device according to the average brightness, thereby providing a conventional sensor position. There is an effect that can solve the difficulty of the luminance control according to the difference between the luminance in the and the average luminance of the lighting apparatus.
- the luminance control device of the lighting device of the present invention the brightness can be detected by using a camera such as crime prevention or speed regulation, lane violation control on the existing road, it is necessary to replace the street light with a street light having a sensor There is no effect to secure versatility and reduce costs.
- FIG. 1 is a block diagram of a luminance control device of a lighting apparatus according to a preferred embodiment of the present invention.
- FIG. 2 is a flowchart of a method for controlling brightness of a lighting apparatus according to a preferred embodiment of the present invention.
- FIG. 1 is a block diagram of a luminance controller of a lighting apparatus according to a preferred embodiment of the present invention.
- an apparatus for controlling brightness of a lighting apparatus includes a camera module 10 for photographing an image of a region set around a lighting apparatus 30, and a camera module 10 of the camera module 10. After receiving the image to generate an HDR (High Dynamic Range) image, calculates the average of the brightness, and compares the reference brightness with one or more of the street lamp device 30a-30n belonging to the lighting device 30, the brightness control signal It comprises a luminance controller 20 for transmitting the.
- HDR High Dynamic Range
- FIG. 2 is a flowchart illustrating a method of controlling a brightness of a lighting apparatus according to an exemplary embodiment of the present invention.
- the present invention will be described in detail with reference to FIGS. 1 and 2.
- step S21 the setting area around the lighting device 30 is photographed using the camera module 10.
- the camera module 10 may photograph a digital image, and photographs a peripheral setting area of the lighting device 30.
- the installation position of the camera module 10 is not limited and may be a setting area outside the tunnel in the case of a tunnel or the like, and may be an area to be illuminated in the case of a street lamp.
- the camera module 10 may be separately installed, and if necessary, cameras installed on various roads may be used.
- Existing roads are equipped with a variety of cameras for various purposes, such as crime prevention, speeding enforcement, bus lane crackdown, variable lane crackdown, traffic information collection, and the like, the existing camera module 10 of the present invention.
- the initial installation cost can be minimized.
- the camera module 10 periodically captures an image and transmits the image to the luminance controller 20. If the camera module 10 captures a video, the camera module 10 periodically extracts and transmits an image of one frame.
- the brightness controller 20 generates an image of the lighting area of the lighting device 30 received from the camera module 10 as a high dynamic range (HDR) image, and the image as in step S23.
- the average luminance of is calculated.
- the luminance controller 20 processes an image receiver 22 that receives an image signal from the camera module 10 and an image received through the image receiver 22 to detect an average luminance, and based on the average luminance.
- the control unit 21 outputs the brightness control signal according to the difference compared to the brightness, and the transmission unit 23 which transmits the control signal of the control unit 21 to the streetlight device units 30a to 30n of the lighting device 30. It is configured to include).
- the transmitter 23 may include a WCDMA module capable of communicating with a central control system (not shown).
- the transmitter 23 may control luminance through short-range wireless communication or wired communication with the streetlight device units 30a to 30n.
- the control signal can be transmitted.
- a zigbee method may be used as a short range wireless communication method.
- the GPS controller 24 may further include a GPS module to be controlled by the central control system according to the installation position of the luminance controller 20.
- the central control system may not be directly involved in the control of the luminance, and may be understood as checking and maintaining the state of the luminance controller 20 and the lighting device 30.
- the image of the lighting area of the lighting device 30 photographed by the camera module 10 is received by the image receiving unit 22 through RS-232, Ethernet (Ethernet) communication method.
- the image received by the image receiver 22 is converted into an HDR image by the controller 21.
- the HDR image expresses a variety of colorful colors with more gray levels than the general image.
- the camera module 10 needs to capture an image by widening the exposure range and transmits the image data in RAW format.
- RAW format data has a characteristic of expressing 14-bit gradation, compared with general JPG data that can express 8-bit gradation.
- the controller 21 receiving the image of the camera module 10 corrects and generates the received image as an HDR image in step S22, and then calculates an average brightness of the corresponding image in step S23.
- the average luminance at this time is a value obtained by dividing the sum of the luminance of each pixel area by the number of pixels.
- the representative pixel region may be selected in consideration of the amount of calculation, and the average value of the representative pixel region may be the average luminance.
- the representative pixel region may be a value obtained by summing 100 luminance in the order of brightness and 100 luminance in the dark order and dividing the number by the number of representative pixel regions by 200.
- step S24 the controller 21 compares the calculated average brightness with the reference brightness.
- the reference luminance is a criterion for the illumination device 30 to constantly illuminate the illumination area.
- the reference brightness is used to illuminate the streetlight device units 30a to 30n belonging to the illumination device 30. If the calculated average brightness is brighter than the reference brightness, the control should be made darker or control to turn off the lighting of the streetlight device units 30a to 30n.
- step S25 is performed to maintain the current control state.
- the calculated average luminance may be limited to the same as the reference luminance.
- the calculated average luminance may be extended to be within a reference luminance range determined based on the reference luminance.
- control unit 21 If the average luminance calculated in the step S24 is different from the reference luminance or the calculated average luminance does not belong to the reference luminance range, the control unit 21 generates a luminance control signal and transmits it through the transmitter 23 as in step S26. do.
- the dimming control unit 32 of the streetlight device units 30a to 30n receiving the luminance control signal transmitted through the transmitter unit 23 through the receiver unit 31 of the power supply unit 34 supplied to the LED light source unit 33.
- the power is controlled to illuminate the luminance of the illumination area illuminated by the lighting device 30 to meet the luminance standard.
- step S27 it is determined whether the set time has elapsed, and if it has elapsed, the process is performed again from step S21.
- the present invention deviates from the conventional method of detecting the external luminance rather than the luminance of the illumination region, and calculates an average luminance of the illumination region based on an image photographing an illumination region illuminated by a plurality of street lamps, and calculates the average. It is possible to control the lighting device by using the brightness, thereby enabling accurate control of the brightness.
- the lighting device 30 of the present embodiment may be, for example, one or more street lights.
- the one or more street light device 30a ⁇ 30n for example, is provided in each street light of the lighting device 30, the LED of the street light device 30a ⁇ 30n according to the brightness control signal of the brightness controller 20.
- the brightness of the light source unit 33 may be adjusted.
- the lighting apparatus is, for example, a street lamp or a tunnel installed on a long distance
- the grouping of the plurality of street lamps and / or tunnels and the like may be sufficiently inferred to those skilled in the art.
Abstract
Description
Claims (6)
- 휘도 제어용 이미지를 획득하기 위한 카메라 모듈;상기 카메라모듈의 촬영 이미지를 수신하여 촬영영역의 평균 휘도를 산출하고, 상기 평균 휘도와 기준 휘도를 비교하여, 그 비교결과에 따라 휘도제어신호를 송신하는 휘도제어기; 및조명장치에 마련되어 상기 휘도제어기의 휘도제어신호에 따라 엘이디 광원부의 휘도를 조절하는 조명장치부로 구성하여 된 것을 특징으로 하는 조명장치의 휘도 제어장치.
- 제1항에 있어서,상기 카메라모듈은,디지털 이미지를 촬영하는 것으로, 도로에 기설치된 카메라를 사용하는 것을 특징으로 하는 조명장치의 휘도 제어장치.
- 제1항 또는 제2항에 있어서,상기 휘도제어기는,상기 카메라모듈에서 촬영한 영상을 HDR(High Dynamic Range)이미지로 변환하여 상기 평균 휘도를 산출하는 것을 특징으로 하는 조명장치의 휘도 제어장치.
- 제3항에 있어서,상기 휘도제어기는,상기 카메라모듈에서 촬영한 영상을 수신하는 영상수신부;상기 영상수신부에서 수신된 영상을 상기 HDR 이미지로 변환하고, 상기 HDR 이미지의 평균 휘도를 산출한 후, 미리 설정된 기준 휘도와 비교하여 그 차에 따라 휘도제어신호를 출력하는 제어부; 및상기 제어부의 휘도제어신호를 상기 조명장치부로 송신하는 송신부로 구성하여 된 것을 특징으로 하는 조명장치의 휘도 제어장치.
- 제4항에 있어서,상기 평균 휘도는,상기 HDR 이미지의 각 픽셀의 휘도의 합을 픽셀의 수로 나눈 것이거나,휘도별로 정해진 수의 픽셀인 대표 픽셀의 휘도 합을 상기 대표 픽셀의 수로 나눈 것을 특징으로 하는 조명장치의 휘도 제어장치.
- 제5항에 있어서,상기 제어부는,상기 평균 휘도가 기준 휘도와 다른 경우 상기 휘도제어신호를 출력하거나, 상기 평균 휘도가 기준 휘도 범위에 속하지 않을 때 휘도제어신호를 출력하는 것을 특징으로 하는 조명장치의 휘도 제어장치.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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EP14804741.8A EP3007520A4 (en) | 2013-05-30 | 2014-05-27 | Device for controlling brightness of lighting device |
JP2016516443A JP2016522976A (ja) | 2013-05-30 | 2014-05-27 | 照明装置の輝度制御装置 |
US14/954,321 US20160088712A1 (en) | 2013-05-30 | 2015-11-30 | Device for controlling brightness of lighting device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR10-2013-0061826 | 2013-05-30 | ||
KR1020130061826A KR20140140867A (ko) | 2013-05-30 | 2013-05-30 | 조명장치의 휘도 제어장치 |
Related Child Applications (1)
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US14/954,321 Continuation US20160088712A1 (en) | 2013-05-30 | 2015-11-30 | Device for controlling brightness of lighting device |
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WO2014193135A1 true WO2014193135A1 (ko) | 2014-12-04 |
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PCT/KR2014/004701 WO2014193135A1 (ko) | 2013-05-30 | 2014-05-27 | 조명장치의 휘도 제어장치 |
Country Status (5)
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US (1) | US20160088712A1 (ko) |
EP (1) | EP3007520A4 (ko) |
JP (1) | JP2016522976A (ko) |
KR (1) | KR20140140867A (ko) |
WO (1) | WO2014193135A1 (ko) |
Cited By (1)
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---|---|---|---|---|
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Families Citing this family (17)
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---|---|---|---|---|
TWI532413B (zh) * | 2013-09-11 | 2016-05-01 | 晶睿通訊股份有限公司 | 照明補光系統及方法 |
EP2928269A1 (en) | 2014-04-04 | 2015-10-07 | LG Electronics Inc. | Lighting system and control method thereof |
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KR101638502B1 (ko) | 2015-06-09 | 2016-07-11 | 주식회사 탑이엔씨 | 터널 내외의 휘도분석을 통한 터널 출입구 부분의 밝기 조절장치 |
US9769900B2 (en) * | 2015-10-30 | 2017-09-19 | Cree, Inc. | Lighting fixture with image sensor module |
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CN116887488B (zh) * | 2023-09-07 | 2023-12-12 | 中建照明有限公司 | 一种用于城市道路的交通照明控制系统及其控制方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20090123712A (ko) * | 2008-05-28 | 2009-12-02 | 정강화 | 조명 제어 시스템 및 방법 |
KR20100056233A (ko) * | 2008-11-19 | 2010-05-27 | 삼성테크윈 주식회사 | 부품인식장치의 조명 휘도 값 조정방법 |
KR100995399B1 (ko) * | 2009-12-03 | 2010-11-19 | 주식회사 라이트그린컨셉 | 조명 시스템 및 이를 이용한 조명 방법 |
KR101100489B1 (ko) * | 2005-02-21 | 2011-12-29 | 엘지전자 주식회사 | 주변조명밝기 조절장치 |
KR20130002443A (ko) | 2011-06-29 | 2013-01-08 | 현대제철 주식회사 | 압연설비용 연삭기 제어 방법 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5313412A (en) * | 1976-07-23 | 1978-02-07 | Asahi Optical Co Ltd | Automatic exposure unit having field intensity mean calculator |
TW201021615A (en) * | 2008-11-19 | 2010-06-01 | Silicon Motion Inc | Luminance control system and related control method |
WO2010108326A1 (en) * | 2009-03-26 | 2010-09-30 | Hong Kong Applied Science And Technology Research Institute Co., Ltd | Lighting control system and method |
JP5572697B2 (ja) * | 2009-05-01 | 2014-08-13 | コーニンクレッカ フィリップス エヌ ヴェ | 画像に基づく照明制御及びセキュリティ制御のためのシステム及び装置 |
JP5406683B2 (ja) * | 2009-11-25 | 2014-02-05 | パナソニック株式会社 | 照明制御装置、照明制御システムおよび点灯制御装置 |
TW201120560A (en) * | 2009-12-11 | 2011-06-16 | Avermedia Information Inc | Document camera, apparatus and method for adjusting brightness |
JP5414509B2 (ja) * | 2009-12-21 | 2014-02-12 | 中日本高速道路株式会社 | 道路照明設備点灯制御システム |
JP2011204643A (ja) * | 2010-03-26 | 2011-10-13 | Panasonic Electric Works Co Ltd | 照明システム |
JP2012014628A (ja) * | 2010-07-05 | 2012-01-19 | Mitsubishi Electric Corp | 画像表示装置 |
US20130113383A1 (en) * | 2011-11-07 | 2013-05-09 | Nawar FDHAL | Apparatus and methods for improving illumination uniformity |
-
2013
- 2013-05-30 KR KR1020130061826A patent/KR20140140867A/ko not_active Application Discontinuation
-
2014
- 2014-05-27 JP JP2016516443A patent/JP2016522976A/ja active Pending
- 2014-05-27 EP EP14804741.8A patent/EP3007520A4/en not_active Withdrawn
- 2014-05-27 WO PCT/KR2014/004701 patent/WO2014193135A1/ko active Application Filing
-
2015
- 2015-11-30 US US14/954,321 patent/US20160088712A1/en not_active Abandoned
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101100489B1 (ko) * | 2005-02-21 | 2011-12-29 | 엘지전자 주식회사 | 주변조명밝기 조절장치 |
KR20090123712A (ko) * | 2008-05-28 | 2009-12-02 | 정강화 | 조명 제어 시스템 및 방법 |
KR20100056233A (ko) * | 2008-11-19 | 2010-05-27 | 삼성테크윈 주식회사 | 부품인식장치의 조명 휘도 값 조정방법 |
KR100995399B1 (ko) * | 2009-12-03 | 2010-11-19 | 주식회사 라이트그린컨셉 | 조명 시스템 및 이를 이용한 조명 방법 |
KR20130002443A (ko) | 2011-06-29 | 2013-01-08 | 현대제철 주식회사 | 압연설비용 연삭기 제어 방법 |
Non-Patent Citations (2)
Title |
---|
HONG, SUNG-DAE ET AL.: "Luminance Analysis of the Apartment Exterior Lighting using HDR Images", JOURNAL OF THE KOREAN DIGITAL ARCHITECTURE . INTERIOR ASSOCIATION, vol. 12, no. 2, 1 June 2012 (2012-06-01), pages 33 - 38, XP055297847 * |
See also references of EP3007520A4 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111148330A (zh) * | 2019-12-30 | 2020-05-12 | 中铁第一勘察设计院集团有限公司 | 基于无线物联网技术的铁路隧道照明方法 |
CN111148330B (zh) * | 2019-12-30 | 2021-05-07 | 中铁第一勘察设计院集团有限公司 | 基于无线物联网技术的铁路隧道照明方法 |
Also Published As
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US20160088712A1 (en) | 2016-03-24 |
KR20140140867A (ko) | 2014-12-10 |
EP3007520A1 (en) | 2016-04-13 |
JP2016522976A (ja) | 2016-08-04 |
EP3007520A4 (en) | 2017-01-25 |
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