GB8729877D0 - Electric lamps - Google Patents
Electric lampsInfo
- 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- Withdrawn
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
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)
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 |
WO2007003036A1 (en) | 2005-06-30 | 2007-01-11 | Streetlight Intelligence, Inc. | Method and system for luminance characterization |
EP1946617A4 (en) | 2005-06-30 | 2009-06-03 | Streetlight Intelligence Inc | Adaptive energy performance monitoring and control system |
US8570190B2 (en) | 2007-09-07 | 2013-10-29 | Led Roadway Lighting Ltd. | Centralized route calculation for a multi-hop streetlight network |
US8290710B2 (en) | 2007-09-07 | 2012-10-16 | Led Roadway Lighting Ltd. | Streetlight monitoring and control |
Family Cites Families (5)
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 |
-
1987
- 1987-12-22 GB GB8729877A patent/GB2213983A/en not_active Withdrawn
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) |