FI982469A0 - Lighting system drive with light sensor - Google Patents

Lighting system drive with light sensor

Info

Publication number
FI982469A0
FI982469A0 FI982469A FI982469A FI982469A0 FI 982469 A0 FI982469 A0 FI 982469A0 FI 982469 A FI982469 A FI 982469A FI 982469 A FI982469 A FI 982469A FI 982469 A0 FI982469 A0 FI 982469A0
Authority
FI
Finland
Prior art keywords
light sensor
lighting system
system drive
drive
lighting
Prior art date
Application number
FI982469A
Other languages
Finnish (fi)
Swedish (sv)
Inventor
Teijo Viljanen
Original Assignee
Helvar Oy
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 Helvar Oy filed Critical Helvar Oy
Priority to FI982469A priority Critical patent/FI982469A0/en
Publication of FI982469A0 publication Critical patent/FI982469A0/en
Priority to AU13889/00A priority patent/AU1388900A/en
Priority to PCT/FI1999/000948 priority patent/WO2000030409A1/en
Priority to DE29980182U priority patent/DE29980182U1/en

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
    • H05B39/04—Controlling
    • H05B39/041—Controlling the light-intensity of the source
    • H05B39/042—Controlling the light-intensity of the source by measuring the incident 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
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/39—Controlling the intensity of light continuously
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • H05B41/3922—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations and measurement of the incident 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
FI982469A 1998-11-16 1998-11-16 Lighting system drive with light sensor FI982469A0 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI982469A FI982469A0 (en) 1998-11-16 1998-11-16 Lighting system drive with light sensor
AU13889/00A AU1388900A (en) 1998-11-16 1999-11-16 Control device for illumination system with light sensor
PCT/FI1999/000948 WO2000030409A1 (en) 1998-11-16 1999-11-16 Control device for illumination system with light sensor
DE29980182U DE29980182U1 (en) 1998-11-16 1999-11-16 Control device with a light sensor for a lighting system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI982469A FI982469A0 (en) 1998-11-16 1998-11-16 Lighting system drive with light sensor

Publications (1)

Publication Number Publication Date
FI982469A0 true FI982469A0 (en) 1998-11-16

Family

ID=8552915

Family Applications (1)

Application Number Title Priority Date Filing Date
FI982469A FI982469A0 (en) 1998-11-16 1998-11-16 Lighting system drive with light sensor

Country Status (4)

Country Link
AU (1) AU1388900A (en)
DE (1) DE29980182U1 (en)
FI (1) FI982469A0 (en)
WO (1) WO2000030409A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL1022715C2 (en) * 2003-02-17 2004-08-19 Etap Nv Lighting system with global bus and local intelligence.
CA2751104C (en) 2009-01-29 2017-07-04 Koninklijke Philips Electronics N.V. Lighting control system responsive to ambient lighting conditions
US10893596B2 (en) 2018-03-15 2021-01-12 RAB Lighting Inc. Wireless controller for a lighting fixture
US11171679B1 (en) 2020-04-17 2021-11-09 GromaTech, LLC Tactical speaker and kits including the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0266882A (en) * 1988-08-31 1990-03-06 Tokyo Electric Co Ltd Illuminating system
US5477223A (en) * 1992-08-12 1995-12-19 Destremps; Gerald Finger activated keyboard for a computer
JPH0875439A (en) * 1994-09-07 1996-03-22 Sanyo Electric Co Ltd Optical axis detector
JPH09289086A (en) * 1996-04-23 1997-11-04 Matsushita Electric Works Ltd Daylight sensor for remote control

Also Published As

Publication number Publication date
WO2000030409A1 (en) 2000-05-25
AU1388900A (en) 2000-06-05
DE29980182U1 (en) 2000-12-28

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