GB0219586D0 - Lighting systems - Google Patents

Lighting systems

Info

Publication number
GB0219586D0
GB0219586D0 GBGB0219586.5A GB0219586A GB0219586D0 GB 0219586 D0 GB0219586 D0 GB 0219586D0 GB 0219586 A GB0219586 A GB 0219586A GB 0219586 D0 GB0219586 D0 GB 0219586D0
Authority
GB
United Kingdom
Prior art keywords
lighting systems
lighting
systems
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Withdrawn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
GBGB0219586.5A
Other versions
GB2393859A (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.)
TRAYPOINT Ltd
Original Assignee
TRAYPOINT 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 TRAYPOINT Ltd filed Critical TRAYPOINT Ltd
Priority to GB0219586A priority Critical patent/GB2393859A/en
Publication of GB0219586D0 publication Critical patent/GB0219586D0/en
Publication of GB2393859A publication Critical patent/GB2393859A/en
Withdrawn legal-status Critical Current

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
    • H05B39/044—Controlling the light-intensity of the source continuously
    • H05B39/045—Controlling the light-intensity of the source continuously with high-frequency bridge converters
    • 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
GB0219586A 2002-08-22 2002-08-22 Dimmable lighting Withdrawn GB2393859A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0219586A GB2393859A (en) 2002-08-22 2002-08-22 Dimmable lighting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0219586A GB2393859A (en) 2002-08-22 2002-08-22 Dimmable lighting

Publications (2)

Publication Number Publication Date
GB0219586D0 true GB0219586D0 (en) 2002-10-02
GB2393859A GB2393859A (en) 2004-04-07

Family

ID=9942795

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0219586A Withdrawn GB2393859A (en) 2002-08-22 2002-08-22 Dimmable lighting

Country Status (1)

Country Link
GB (1) GB2393859A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005041077A1 (en) 2005-08-30 2007-03-01 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Electronic transformer operation control circuit arrangement for e.g. metal reflector lamp, has interference circuit coupled with switch, where circuit can be separated from switch and/or output can be short-circuited based on control state

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1112295A (en) * 1978-03-31 1981-11-10 Nabil K. Takla Programmable lighting control system
US4797599A (en) * 1987-04-21 1989-01-10 Lutron Electronics Co., Inc. Power control circuit with phase controlled signal input
EP0603333B1 (en) * 1991-09-13 1995-07-19 CUNNINGHAM, David W. Dimming control circuit
DE20380220U1 (en) * 2002-03-20 2005-03-10 Hass, Gernot Headlamp with control device

Also Published As

Publication number Publication date
GB2393859A (en) 2004-04-07

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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)