GB0511473D0 - LED controller and control method thereof - Google Patents
LED controller and control method thereofInfo
- Publication number
- GB0511473D0 GB0511473D0 GBGB0511473.1A GB0511473A GB0511473D0 GB 0511473 D0 GB0511473 D0 GB 0511473D0 GB 0511473 A GB0511473 A GB 0511473A GB 0511473 D0 GB0511473 D0 GB 0511473D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- control method
- led controller
- led
- controller
- control
- 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.)
- Granted
Links
Classifications
-
- H05B33/0833—
-
- H05B33/0881—
-
- 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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/10—Controlling the intensity of the 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
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/395—Linear regulators
- H05B45/397—Current mirror circuits
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW93102650 | 2004-10-28 |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0511473D0 true GB0511473D0 (en) | 2005-07-13 |
GB2419750A GB2419750A (en) | 2006-05-03 |
GB2419750B GB2419750B (en) | 2007-03-21 |
Family
ID=34836946
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0511473A Expired - Fee Related GB2419750B (en) | 2004-10-28 | 2005-06-06 | LED controller and control method thereof |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2419750B (en) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11260568A (en) * | 1998-03-11 | 1999-09-24 | Omron Corp | Lighting system |
US6741351B2 (en) * | 2001-06-07 | 2004-05-25 | Koninklijke Philips Electronics N.V. | LED luminaire with light sensor configurations for optical feedback |
US6630801B2 (en) * | 2001-10-22 | 2003-10-07 | Lümileds USA | Method and apparatus for sensing the color point of an RGB LED white luminary using photodiodes |
US20030111533A1 (en) * | 2001-12-19 | 2003-06-19 | Koninklijke Philips Electronics N.V. | RGB led based white light control system with quasi-uniform color metric |
GB2395074B (en) * | 2002-11-04 | 2005-09-28 | Dorman Traffic Products Ltd | Control circuit |
GB2408315B (en) * | 2003-09-18 | 2007-05-16 | Radiant Res Ltd | Illumination control system for light emitters |
US7026769B2 (en) * | 2003-12-18 | 2006-04-11 | Joon Chok Lee | Luminary control system adapted for reproducing the color of a known light source |
-
2005
- 2005-06-06 GB GB0511473A patent/GB2419750B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2419750A (en) | 2006-05-03 |
GB2419750B (en) | 2007-03-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20090606 |