GB8729877D0 - Electric lamps - Google Patents

Electric lamps

Info

Publication number
GB8729877D0
GB8729877D0 GB878729877A GB8729877A GB8729877D0 GB 8729877 D0 GB8729877 D0 GB 8729877D0 GB 878729877 A GB878729877 A GB 878729877A GB 8729877 A GB8729877 A GB 8729877A GB 8729877 D0 GB8729877 D0 GB 8729877D0
Authority
GB
United Kingdom
Prior art keywords
electric lamps
lamps
electric
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.)
Withdrawn
Application number
GB878729877A
Other versions
GB2213983A (en
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.)
Philips Electronics UK Ltd
Original Assignee
Philips Electronic and Associated Industries Ltd
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 Electronic and Associated Industries Ltd filed Critical Philips Electronic and Associated Industries Ltd
Priority to GB8729877A priority Critical patent/GB2213983A/en
Publication of GB8729877D0 publication Critical patent/GB8729877D0/en
Publication of GB2213983A publication Critical patent/GB2213983A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/56—One or more circuit elements structurally associated with the lamp
    • 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
    • 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
    • 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
    • H05B47/115—Controlling the light source in response to determined parameters by determining the presence or movement of objects or living beings
    • 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
    • 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
GB8729877A 1987-12-22 1987-12-22 Condition responsive electric lamp Withdrawn GB2213983A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8729877A GB2213983A (en) 1987-12-22 1987-12-22 Condition responsive electric lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8729877A GB2213983A (en) 1987-12-22 1987-12-22 Condition responsive electric lamp

Publications (2)

Publication Number Publication Date
GB8729877D0 true GB8729877D0 (en) 1988-02-03
GB2213983A GB2213983A (en) 1989-08-23

Family

ID=10628875

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8729877A Withdrawn GB2213983A (en) 1987-12-22 1987-12-22 Condition responsive electric lamp

Country Status (1)

Country Link
GB (1) GB2213983A (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5039914A (en) * 1989-09-05 1991-08-13 North American Philips Corporation Dimmer control circuit
US5130613A (en) * 1990-10-17 1992-07-14 North American Philips Corporation Fluorescent lamp arrangement with an integral motion sensor
US5327048A (en) * 1993-02-26 1994-07-05 North American Philips Corporation Bi-level lighting control system for hid lamps
SE516500C2 (en) * 1994-10-11 2002-01-22 Easy Living Ab Lamp base, lamp and lamp holder including means for controlling lighting
GB0120647D0 (en) * 2001-08-24 2001-10-17 Sinclair Kirk K Multiple-state acoustically activated control system
EP1367321A1 (en) * 2002-05-29 2003-12-03 All-Line Inc. Energy-saving lamp including a photo diode
KR200334515Y1 (en) * 2003-08-18 2003-11-28 황윤규 Automatic control energy savimg lamp builted in combination sensor
CA2656177C (en) 2005-06-30 2015-04-21 Streetlight Intelligence, Inc. Adaptive energy performance monitoring and control system
ATE556568T1 (en) 2005-06-30 2012-05-15 Led Roadway Lighting Ltd METHOD AND SYSTEM FOR LUMINANCE CHARACTERIZATION
US8290710B2 (en) 2007-09-07 2012-10-16 Led Roadway Lighting Ltd. Streetlight monitoring and control
US8570190B2 (en) 2007-09-07 2013-10-29 Led Roadway Lighting Ltd. Centralized route calculation for a multi-hop streetlight network

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2047486A (en) * 1979-04-12 1980-11-26 Smith E H Lighting system
US4322658A (en) * 1980-03-19 1982-03-30 General Electric Company High intensity discharge lamp containing electronic starting aid
US4659965A (en) * 1983-11-16 1987-04-21 Gte Products Corporation High pressure discharge lamp with thermal switch
GB2155708B (en) * 1984-02-24 1988-02-10 Colin Robert Francis Electrical devices
GB2190803A (en) * 1986-05-20 1987-11-25 Yong Kin Michael Ong Light-dependent timer switching system

Also Published As

Publication number Publication date
GB2213983A (en) 1989-08-23

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)