CH583999A5 - - Google Patents

Info

Publication number
CH583999A5
CH583999A5 CH645075A CH645075A CH583999A5 CH 583999 A5 CH583999 A5 CH 583999A5 CH 645075 A CH645075 A CH 645075A CH 645075 A CH645075 A CH 645075A CH 583999 A5 CH583999 A5 CH 583999A5
Authority
CH
Switzerland
Application number
CH645075A
Original Assignee
Siemens Ag
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
Priority claimed from DE19742425721 external-priority patent/DE2425721C3/de
Application filed by Siemens Ag filed Critical Siemens Ag
Publication of CH583999A5 publication Critical patent/CH583999A5/xx

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
    • 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
CH645075A 1974-05-28 1975-05-20 CH583999A5 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742425721 DE2425721C3 (de) 1974-05-28 Anordnung zur Steuerung der Beleuchtungsverhältnisse in einem Raum

Publications (1)

Publication Number Publication Date
CH583999A5 true CH583999A5 (ja) 1977-01-14

Family

ID=5916647

Family Applications (1)

Application Number Title Priority Date Filing Date
CH645075A CH583999A5 (ja) 1974-05-28 1975-05-20

Country Status (3)

Country Link
JP (1) JPS512270A (ja)
CH (1) CH583999A5 (ja)
GB (1) GB1477438A (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3271869D1 (en) * 1981-03-31 1986-08-07 Giuseppe Baccanelli A device permitting of economizing electric lighting energy
NO833244L (no) * 1982-09-23 1984-03-26 Heimann Gmbh Innretning til automatisk kobling og regulering av en rombelysning

Also Published As

Publication number Publication date
JPS512270A (ja) 1976-01-09
GB1477438A (en) 1977-06-22
DE2425721B2 (de) 1976-07-08
DE2425721A1 (de) 1975-12-11

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Legal Events

Date Code Title Description
PL Patent ceased