FI97846B - Kytkentälaite - Google Patents

Kytkentälaite

Info

Publication number
FI97846B
FI97846B FI903236A FI903236A FI97846B FI 97846 B FI97846 B FI 97846B FI 903236 A FI903236 A FI 903236A FI 903236 A FI903236 A FI 903236A FI 97846 B FI97846 B FI 97846B
Authority
FI
Finland
Prior art keywords
takes place
lamp
spectral power
adjustable power
control
Prior art date
Application number
FI903236A
Other languages
English (en)
Swedish (sv)
Other versions
FI97846C (fi
FI903236A0 (fi
Inventor
Franciscus Adolf Ma Schleijpen
Robertus Antonius Joha Keijser
Machiel Antonius Marti Hendrix
Original Assignee
Philips Electronics Nv
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 Philips Electronics Nv filed Critical Philips Electronics Nv
Publication of FI903236A0 publication Critical patent/FI903236A0/fi
Application granted granted Critical
Publication of FI97846B publication Critical patent/FI97846B/fi
Publication of FI97846C publication Critical patent/FI97846C/fi

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
    • 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

Landscapes

  • Circuit Arrangements For Discharge Lamps (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Burglar Alarm Systems (AREA)
  • Slot Machines And Peripheral Devices (AREA)
  • Design And Manufacture Of Integrated Circuits (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Spectrometry And Color Measurement (AREA)
  • Radiation Pyrometers (AREA)
FI903236A 1989-06-30 1990-06-27 Kytkentälaite FI97846C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
NL8901665 1989-06-30
NL8901665 1989-06-30
NL9001302A NL9001302A (nl) 1989-06-30 1990-06-08 Schakelinrichting.
NL9001302 1990-06-08

Publications (3)

Publication Number Publication Date
FI903236A0 FI903236A0 (fi) 1990-06-27
FI97846B true FI97846B (fi) 1996-11-15
FI97846C FI97846C (fi) 1997-02-25

Family

ID=26646548

Family Applications (1)

Application Number Title Priority Date Filing Date
FI903236A FI97846C (fi) 1989-06-30 1990-06-27 Kytkentälaite

Country Status (7)

Country Link
US (1) US5461285A (fi)
EP (1) EP0405674B1 (fi)
JP (1) JPH0353497A (fi)
AT (1) ATE122199T1 (fi)
DE (1) DE69019069T2 (fi)
FI (1) FI97846C (fi)
NL (1) NL9001302A (fi)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0650333A (ja) * 1992-07-30 1994-02-22 Nippon Seiko Kk リニアガイド装置
US5828178A (en) * 1996-12-09 1998-10-27 Tir Systems Ltd. High intensity discharge lamp color
DE19833793C2 (de) * 1998-07-21 2000-12-07 Inst Chemo Biosensorik Verfahren zur Überprüfung der Funktionsfähigkeit eines Spektrometers und Spektrometer mit Fehlererkennungsvorrichtung
US6507159B2 (en) * 2001-03-29 2003-01-14 Koninklijke Philips Electronics N.V. Controlling method and system for RGB based LED luminary
AT412825B (de) * 2001-05-16 2005-07-25 Siemens Ag Oesterreich Verfahren zur regelung der lichtverhältnisse in einem von einer in ihrer farbtemperatur veränderbaren lichtquelle beleuchteten bereich
US7015655B2 (en) 2001-05-25 2006-03-21 Matsushita Electric Works, Ltd. Electronic ballast for a high intensity discharge lamp
EP1660850A2 (en) * 2003-07-22 2006-05-31 Koninklijke Philips Electronics N.V. Method and device for measuring color temperature
DE102008060778A1 (de) * 2008-12-05 2010-06-10 Osram Gesellschaft mit beschränkter Haftung Betriebsgerät und Verfahren zum Betreiben mindestens einer Hg-Niederdruckentladungslampe
US20150162179A1 (en) * 2011-11-29 2015-06-11 Koninklijke Philips N.V. Method of calibrating a system comprising a gas-discharge lamp and a cooling arrangement

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2038695C3 (de) * 1970-07-29 1979-12-13 Alexander 1000 Berlin Haumersen Schaltungsanordnung zur Erzeugung einer konstanten spektralen Strahlungsverteilung zur Stabilisierung der Ausstrahlung von Normal- oder Referenzlichtquellen
US4012663A (en) * 1974-11-25 1977-03-15 General Electric Company Lighting control system
JPS5429034Y2 (fi) * 1975-05-01 1979-09-17
GB1575834A (en) * 1977-06-13 1980-10-01 Gen Electric High pressure sodium vapour lamps and method of operating the same
JPS55137548A (en) * 1979-04-13 1980-10-27 Canon Inc Method and apparatus for image formation
US4319830A (en) * 1979-08-06 1982-03-16 Terence Roach Multispectral light detection system
US4467246A (en) * 1980-08-28 1984-08-21 Canon Kabushiki Kaisha Light quantity controller and input device
US4682084A (en) * 1985-08-28 1987-07-21 Innovative Controls, Incorporated High intensity discharge lamp self-adjusting ballast system sensitive to the radiant energy or heat of the lamp
US4952846A (en) * 1986-04-04 1990-08-28 U.S. Philips Corporation Circuit arrangement for operating a high-pressure sodium discharge lamp
US4922154A (en) * 1988-01-11 1990-05-01 Alain Cacoub Chromatic lighting display
US4922089A (en) * 1988-12-05 1990-05-01 Eastman Kodak Company Constant color temperature and intensity illumination source

Also Published As

Publication number Publication date
FI97846C (fi) 1997-02-25
DE69019069D1 (de) 1995-06-08
US5461285A (en) 1995-10-24
EP0405674A1 (en) 1991-01-02
ATE122199T1 (de) 1995-05-15
JPH0353497A (ja) 1991-03-07
FI903236A0 (fi) 1990-06-27
DE69019069T2 (de) 1995-12-21
EP0405674B1 (en) 1995-05-03
NL9001302A (nl) 1991-01-16

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Legal Events

Date Code Title Description
HC Name/ company changed in application

Owner name: PHILIPS ELECTRONICS N.V.

BB Publication of examined application
MM Patent lapsed
MM Patent lapsed

Owner name: PHILIPS ELECTRONICS N.V.