FR2796173B1 - Detecteur de luminosite a filtre, notamment pour commande d'eclairage - Google Patents

Detecteur de luminosite a filtre, notamment pour commande d'eclairage

Info

Publication number
FR2796173B1
FR2796173B1 FR9908703A FR9908703A FR2796173B1 FR 2796173 B1 FR2796173 B1 FR 2796173B1 FR 9908703 A FR9908703 A FR 9908703A FR 9908703 A FR9908703 A FR 9908703A FR 2796173 B1 FR2796173 B1 FR 2796173B1
Authority
FR
France
Prior art keywords
lighting control
brightness sensor
filter brightness
filter
sensor
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.)
Expired - Fee Related
Application number
FR9908703A
Other languages
English (en)
Other versions
FR2796173A1 (fr
Inventor
Maurice Gainville
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.)
L2G
Original Assignee
L2G
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 L2G filed Critical L2G
Priority to FR9908703A priority Critical patent/FR2796173B1/fr
Publication of FR2796173A1 publication Critical patent/FR2796173A1/fr
Application granted granted Critical
Publication of FR2796173B1 publication Critical patent/FR2796173B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
FR9908703A 1999-07-06 1999-07-06 Detecteur de luminosite a filtre, notamment pour commande d'eclairage Expired - Fee Related FR2796173B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9908703A FR2796173B1 (fr) 1999-07-06 1999-07-06 Detecteur de luminosite a filtre, notamment pour commande d'eclairage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9908703A FR2796173B1 (fr) 1999-07-06 1999-07-06 Detecteur de luminosite a filtre, notamment pour commande d'eclairage

Publications (2)

Publication Number Publication Date
FR2796173A1 FR2796173A1 (fr) 2001-01-12
FR2796173B1 true FR2796173B1 (fr) 2006-07-28

Family

ID=9547754

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9908703A Expired - Fee Related FR2796173B1 (fr) 1999-07-06 1999-07-06 Detecteur de luminosite a filtre, notamment pour commande d'eclairage

Country Status (1)

Country Link
FR (1) FR2796173B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2409912A (en) * 2004-01-09 2005-07-13 Cableform Ltd Lamp control arrangement with light sensor having a filter

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3503204C2 (de) * 1983-08-03 1996-03-14 Baumer Electric Ag Vorrichtung zur Identifizierung von Farben mittels Farbanteilsignalen
JPS61105245A (ja) * 1984-10-25 1986-05-23 Nippon Soken Inc 車両用ヘツドライト自動切替装置
US5004349A (en) * 1988-04-05 1991-04-02 Minolta Camera Kabushiki Kaisha Lighting apparatus and color measuring apparatus using the same
US4978891A (en) * 1989-04-17 1990-12-18 Fusion Systems Corporation Electrodeless lamp system with controllable spectral output
FR2658973B1 (fr) * 1990-02-26 1993-05-21 Autorupteur Cie Nouvelle Systeme automatique de commande de l'allumage et de l'extinction d'un feu de signalisation, en particulier d'une lanterne de train.
US5642104A (en) * 1991-08-29 1997-06-24 The Genlyte Group Incorporated Audible alert for automatic shutoff circuit
GB2267341B (en) * 1992-05-27 1996-02-21 Koito Mfg Co Ltd Glare sensor for a vehicle
US5521708A (en) * 1992-11-25 1996-05-28 Canon Information & Systems, Inc. Correlated color temperature detector
AU2285797A (en) * 1996-01-28 1997-08-20 Thomas Meierl Automatic light switch

Also Published As

Publication number Publication date
FR2796173A1 (fr) 2001-01-12

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20070330