FR2586844B1 - SIGNALING DEVICE USING LIGHT EMITTING DIODES. - Google Patents
SIGNALING DEVICE USING LIGHT EMITTING DIODES.Info
- Publication number
- FR2586844B1 FR2586844B1 FR8513029A FR8513029A FR2586844B1 FR 2586844 B1 FR2586844 B1 FR 2586844B1 FR 8513029 A FR8513029 A FR 8513029A FR 8513029 A FR8513029 A FR 8513029A FR 2586844 B1 FR2586844 B1 FR 2586844B1
- Authority
- FR
- France
- Prior art keywords
- light emitting
- emitting diodes
- signaling device
- signaling
- diodes
- 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.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/095—Traffic lights
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
-
- 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]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8513029A FR2586844B1 (en) | 1985-08-27 | 1985-08-27 | SIGNALING DEVICE USING LIGHT EMITTING DIODES. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8513029A FR2586844B1 (en) | 1985-08-27 | 1985-08-27 | SIGNALING DEVICE USING LIGHT EMITTING DIODES. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2586844A1 FR2586844A1 (en) | 1987-03-06 |
FR2586844B1 true FR2586844B1 (en) | 1988-04-29 |
Family
ID=9322555
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8513029A Expired FR2586844B1 (en) | 1985-08-27 | 1985-08-27 | SIGNALING DEVICE USING LIGHT EMITTING DIODES. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2586844B1 (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7824065B2 (en) | 2004-03-18 | 2010-11-02 | Lighting Science Group Corporation | System and method for providing multi-functional lighting using high-efficiency lighting elements in an environment |
US8415692B2 (en) | 2009-07-06 | 2013-04-09 | Cree, Inc. | LED packages with scattering particle regions |
US8536615B1 (en) | 2009-12-16 | 2013-09-17 | Cree, Inc. | Semiconductor device structures with modulated and delta doping and related methods |
US8604461B2 (en) | 2009-12-16 | 2013-12-10 | Cree, Inc. | Semiconductor device structures with modulated doping and related methods |
US8866169B2 (en) | 2007-10-31 | 2014-10-21 | Cree, Inc. | LED package with increased feature sizes |
US8901831B2 (en) | 2012-05-07 | 2014-12-02 | Lighting Science Group Corporation | Constant current pulse-width modulation lighting system and associated methods |
US9070850B2 (en) | 2007-10-31 | 2015-06-30 | Cree, Inc. | Light emitting diode package and method for fabricating same |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2613858B1 (en) * | 1987-04-09 | 1994-04-01 | Garbarini Sa A | ROAD TRAFFIC SIGNAL LIGHT ELEMENT |
US5388357A (en) * | 1993-04-08 | 1995-02-14 | Computer Power Inc. | Kit using led units for retrofitting illuminated signs |
SE503306C2 (en) * | 1994-03-16 | 1996-05-13 | Itab Ind Ab | ILLUMINATOR |
US5633629A (en) * | 1995-02-08 | 1997-05-27 | Hochstein; Peter A. | Traffic information system using light emitting diodes |
GB2334376B (en) * | 1996-11-12 | 1999-10-27 | L F D Limited | Lamp |
WO1998021917A1 (en) * | 1996-11-12 | 1998-05-22 | L.F.D. Limited | Lamp |
FR2759188B1 (en) * | 1997-01-31 | 1999-04-30 | Thery Hindrick | LIGHT SIGNALING DEVICE, PARTICULARLY FOR REGULATING ROAD TRAFFIC |
DE59801633D1 (en) * | 1997-02-19 | 2001-11-08 | Siemens Ag | DATA TRANSFER DEVICE FOR TRAFFIC CONTROL AND TRAFFIC INFORMATION SYSTEMS |
IT1292717B1 (en) * | 1997-04-24 | 1999-02-11 | Incerti & Simonini Di Incerti | LOW VOLTAGE LIGHTING DEVICE. |
GB9708861D0 (en) * | 1997-04-30 | 1997-06-25 | Signal House Limited | Traffic signals |
US6806659B1 (en) * | 1997-08-26 | 2004-10-19 | Color Kinetics, Incorporated | Multicolored LED lighting method and apparatus |
WO1999011498A1 (en) * | 1997-09-04 | 1999-03-11 | Howells Railway Products Limited | Plural-led lights |
GB9726254D0 (en) * | 1997-12-11 | 1998-02-11 | Moscickiego | Led Lamp |
US6036336A (en) * | 1998-05-08 | 2000-03-14 | Wu; Chen H. | Light emitting diode retrofitting lamps for illuminated traffic signs |
EP0974947B1 (en) * | 1998-07-23 | 2004-12-15 | Siemens Aktiengesellschaft | Traffic light apparatus and method to monitor the traffic light apparatus |
US6218785B1 (en) | 1999-03-19 | 2001-04-17 | Incerti & Simonini Di Incerti Edda & C. S.N.C. | Low-tension lighting device |
US6268801B1 (en) * | 1999-06-03 | 2001-07-31 | Leotek Electronics Corporation | Method and apparatus for retro-fitting a traffic signal light with a light emitting diode lamp module |
US6184628B1 (en) * | 1999-11-30 | 2001-02-06 | Douglas Ruthenberg | Multicolor led lamp bulb for underwater pool lights |
US6161910A (en) * | 1999-12-14 | 2000-12-19 | Aerospace Lighting Corporation | LED reading light |
FR2809477A1 (en) * | 2000-05-24 | 2001-11-30 | Mireille Georges | Lighting unit using high intensity LEDs disposes them axially, facing plastic diffusers in design supplied by electrical mains, wind- or solar energy |
DE60128642D1 (en) * | 2000-12-21 | 2007-07-12 | Gamesman Ltd | to shine |
US20030015708A1 (en) | 2001-07-23 | 2003-01-23 | Primit Parikh | Gallium nitride based diodes with low forward voltage and low reverse current operation |
GB0204212D0 (en) * | 2002-02-22 | 2002-04-10 | Oxley Dev Co Ltd | Led drive circuit |
EP1520263B1 (en) * | 2002-06-27 | 2007-08-15 | Jose Monzo | Light emitting device, in particular traffic signal light emitting device, which is composed of light emitting diodes |
DE10235811B4 (en) * | 2002-06-27 | 2004-05-19 | Jose Monzo | Light emission device, in particular traffic signal light emission device, which is constructed with light-emitting diodes |
US7086756B2 (en) | 2004-03-18 | 2006-08-08 | Lighting Science Group Corporation | Lighting element using electronically activated light emitting elements and method of making same |
US7215086B2 (en) | 2004-04-23 | 2007-05-08 | Lighting Science Group Corporation | Electronic light generating element light bulb |
US7319293B2 (en) * | 2004-04-30 | 2008-01-15 | Lighting Science Group Corporation | Light bulb having wide angle light dispersion using crystalline material |
US7534633B2 (en) | 2004-07-02 | 2009-05-19 | Cree, Inc. | LED with substrate modifications for enhanced light extraction and method of making same |
US7804147B2 (en) | 2006-07-31 | 2010-09-28 | Cree, Inc. | Light emitting diode package element with internal meniscus for bubble free lens placement |
US7769066B2 (en) | 2006-11-15 | 2010-08-03 | Cree, Inc. | Laser diode and method for fabricating same |
US7813400B2 (en) | 2006-11-15 | 2010-10-12 | Cree, Inc. | Group-III nitride based laser diode and method for fabricating same |
EP2095018A1 (en) * | 2006-12-04 | 2009-09-02 | Cree Led Lighting Solutions, Inc. | Lighting device and lighting method |
US7834367B2 (en) | 2007-01-19 | 2010-11-16 | Cree, Inc. | Low voltage diode with reduced parasitic resistance and method for fabricating |
US7999283B2 (en) | 2007-06-14 | 2011-08-16 | Cree, Inc. | Encapsulant with scatterer to tailor spatial emission pattern and color uniformity in light emitting diodes |
US8519437B2 (en) | 2007-09-14 | 2013-08-27 | Cree, Inc. | Polarization doping in nitride based diodes |
US9012937B2 (en) | 2007-10-10 | 2015-04-21 | Cree, Inc. | Multiple conversion material light emitting diode package and method of fabricating same |
US10256385B2 (en) | 2007-10-31 | 2019-04-09 | Cree, Inc. | Light emitting die (LED) packages and related methods |
US8177382B2 (en) | 2008-03-11 | 2012-05-15 | Cree, Inc. | Apparatus and methods for multiplanar optical diffusers and display panels for using the same |
US9287469B2 (en) | 2008-05-02 | 2016-03-15 | Cree, Inc. | Encapsulation for phosphor-converted white light emitting diode |
ATE521517T1 (en) * | 2008-05-15 | 2011-09-15 | Siemens Schweiz Ag | SIGNALING UNIT WITH LED REDUNDANCY |
US9557015B2 (en) | 2013-08-16 | 2017-01-31 | Lighting Science Group Corporation | Lighting device with flexible circuits having light-emitting diodes positioned thereupon and associated methods |
US9464788B2 (en) | 2013-08-16 | 2016-10-11 | Lighting Science Group Corporation | Method of assembling a lighting device with flexible circuits having light-emitting diodes positioned thereon |
PL442436A1 (en) * | 2022-10-03 | 2024-04-08 | Aps Energia Spółka Akcyjna | Railway signal lamp shade |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2339922A1 (en) * | 1976-01-28 | 1977-08-26 | Bourboulon Henri | LUMINOUS SIGNALING DEVICE |
JPS556687A (en) * | 1978-06-29 | 1980-01-18 | Handotai Kenkyu Shinkokai | Traffic use display |
US4271408A (en) * | 1978-10-17 | 1981-06-02 | Stanley Electric Co., Ltd. | Colored-light emitting display |
-
1985
- 1985-08-27 FR FR8513029A patent/FR2586844B1/en not_active Expired
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7824065B2 (en) | 2004-03-18 | 2010-11-02 | Lighting Science Group Corporation | System and method for providing multi-functional lighting using high-efficiency lighting elements in an environment |
US8866169B2 (en) | 2007-10-31 | 2014-10-21 | Cree, Inc. | LED package with increased feature sizes |
US9070850B2 (en) | 2007-10-31 | 2015-06-30 | Cree, Inc. | Light emitting diode package and method for fabricating same |
US8415692B2 (en) | 2009-07-06 | 2013-04-09 | Cree, Inc. | LED packages with scattering particle regions |
US8536615B1 (en) | 2009-12-16 | 2013-09-17 | Cree, Inc. | Semiconductor device structures with modulated and delta doping and related methods |
US8604461B2 (en) | 2009-12-16 | 2013-12-10 | Cree, Inc. | Semiconductor device structures with modulated doping and related methods |
US8901831B2 (en) | 2012-05-07 | 2014-12-02 | Lighting Science Group Corporation | Constant current pulse-width modulation lighting system and associated methods |
Also Published As
Publication number | Publication date |
---|---|
FR2586844A1 (en) | 1987-03-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |