FR2413845A1 - Lampe a decharge miniature fonctionnant en haute frequence - Google Patents
Lampe a decharge miniature fonctionnant en haute frequenceInfo
- Publication number
- FR2413845A1 FR2413845A1 FR7834778A FR7834778A FR2413845A1 FR 2413845 A1 FR2413845 A1 FR 2413845A1 FR 7834778 A FR7834778 A FR 7834778A FR 7834778 A FR7834778 A FR 7834778A FR 2413845 A1 FR2413845 A1 FR 2413845A1
- Authority
- FR
- France
- Prior art keywords
- discharge lamp
- high frequency
- lamp operating
- frequency
- miniature discharge
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
- H01J61/827—Metal halide arc 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S315/00—Electric lamp and discharge devices: systems
- Y10S315/07—Starting and control circuits for gas discharge lamp using transistors
Landscapes
- Circuit Arrangements For Discharge Lamps (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
Abstract
L'INVENTION CONCERNE LES LAMPES A DECHARGE A VAPEUR METALLIQUE. POUR RESOUDRE LES PROBLEMES LIES A LA TENSION DE REALLUMAGE ELEVEE D'UNE LAMPE A DECHARGE COMPORTANT UN TUBE A ARC 1 LORSQU'ON LA FAIT FONCTIONNER A LA FREQUENCE DU SECTEUR, ON ALIMENTE CETTE LAMPE A UNE FREQUENCE COMPRISE ENTRE 20 ET 50 KHZ, DANS DES REGIONS DE CETTE GAMME EXEMPTES DE RESONANCE. CES REGIONS APPARAISSENT LORSQU'ON REDUIT LE VOLUME DU TUBE 1 A UNE VALEUR INFERIEURE OU EGALE A 1 CM. APPLICATION A L'ECLAIRAGE.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/864,578 US4170746A (en) | 1977-12-27 | 1977-12-27 | High frequency operation of miniature metal vapor discharge lamps |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2413845A1 true FR2413845A1 (fr) | 1979-07-27 |
FR2413845B1 FR2413845B1 (fr) | 1982-10-29 |
Family
ID=25343576
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7834778A Granted FR2413845A1 (fr) | 1977-12-27 | 1978-12-11 | Lampe a decharge miniature fonctionnant en haute frequence |
Country Status (15)
Country | Link |
---|---|
US (1) | US4170746A (fr) |
JP (1) | JPS5491971A (fr) |
AR (1) | AR218941A1 (fr) |
AT (1) | AT374651B (fr) |
BE (1) | BE873007A (fr) |
BR (1) | BR7807913A (fr) |
CA (1) | CA1115766A (fr) |
DE (1) | DE2847840C2 (fr) |
FR (1) | FR2413845A1 (fr) |
GB (1) | GB2013394B (fr) |
HU (1) | HU182651B (fr) |
IT (1) | IT1102338B (fr) |
MX (1) | MX145681A (fr) |
NL (1) | NL187552C (fr) |
PL (1) | PL118219B1 (fr) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2417914A1 (fr) * | 1978-02-15 | 1979-09-14 | Gen Electric | Combinaison d'une lampe a allumage instantane, d'un circuit de ballastage et d'un circuit de commande |
EP0145072A2 (fr) * | 1983-12-05 | 1985-06-19 | Koninklijke Philips Electronics N.V. | Méthode pour le fonctionnement d'une lampe à décharge à haute pression |
FR2574990A1 (fr) * | 1984-12-14 | 1986-06-20 | Matsushita Electric Works Ltd | Lampe a decharge sous haute pression |
EP0399288A2 (fr) * | 1989-05-15 | 1990-11-28 | General Electric Company | Lampe à décharge utilisant des oscillations, résonantes acoustiques pour assurer une grande efficacité |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5648095A (en) * | 1979-09-27 | 1981-05-01 | Toshiba Electric Equip | Device for firing discharge lamp |
JPS56134494A (en) * | 1980-03-24 | 1981-10-21 | Toshiba Electric Equip | Device for firing discharge lamp |
US4348615A (en) * | 1980-07-01 | 1982-09-07 | Gte Products Corporation | Discharge lamp operating circuit |
SE8005271L (sv) * | 1980-07-18 | 1981-06-22 | Aos Metall Mek Verk | Sett och anordning for att eliminera obehag fororsakande flimmer vid betraktande av rontgenfilm i ljusskap |
JPS5725697A (en) * | 1980-07-23 | 1982-02-10 | Toshiba Electric Equip | Indoor illuminator |
JPS6057674B2 (ja) * | 1980-09-26 | 1985-12-16 | 東芝ライテック株式会社 | 放電灯点灯装置 |
DE3122183C2 (de) * | 1981-06-04 | 1983-09-22 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Verfahren zum Betrieb einer Hochdruck-Metalldampfentladungslampe und Schaltungsanordnung zur Ausübung dieses Verfahrens |
US4705991A (en) * | 1981-06-04 | 1987-11-10 | U.S. Philips Corporation | Method of operating a high-pressure metal vapor discharge lamp and circuit arrangement for carrying out this method |
US4438369A (en) | 1981-07-10 | 1984-03-20 | North American Philips Electric Corp. | Unitary light source comprising compact HID lamp and incandescent ballast filament |
US4392081A (en) * | 1981-07-31 | 1983-07-05 | General Electric Company | Lighting unit |
US4382210A (en) * | 1981-12-18 | 1983-05-03 | Gte Laboratories Incorporated | Ballast circuit for direct current arc lamp |
US4525650A (en) * | 1982-02-11 | 1985-06-25 | North American Philips Lighting Corporation | Starting and operating method and apparatus for discharge lamps |
NL8205026A (nl) * | 1982-12-29 | 1984-07-16 | Philips Nv | Inrichting voorzien van een met tenminste twee inwendige elektroden uitgeruste metaaldampontladingsbuis. |
EP0128551A1 (fr) * | 1983-06-09 | 1984-12-19 | GTE Products Corporation | Lampes à décharge aux halogénures avec des électrodes à un côté et procédé de fabrication |
CA1255746A (fr) * | 1983-06-09 | 1989-06-13 | George J. English | Lampes a decharge a halogenure de metal a extremite electrique unique et methode de fabrication |
GB2169440B (en) * | 1984-12-14 | 1989-08-16 | Matsushita Electric Works Ltd | High pressure discharge lamp |
GB8711131D0 (en) * | 1987-05-12 | 1987-06-17 | Emi Plc Thorn | Power supply |
US4904907A (en) * | 1988-02-26 | 1990-02-27 | General Electric Company | Ballast circuit for metal halide lamp |
US4866350A (en) * | 1988-04-04 | 1989-09-12 | Usi Lighting, Inc. | Fluorescent lamp system |
US4987347A (en) * | 1989-03-08 | 1991-01-22 | General Electric Company | Lamp driver circuit |
US5121034A (en) * | 1989-03-08 | 1992-06-09 | General Electric Company | Acoustic resonance operation of xenon-metal halide lamps |
AU632094B2 (en) * | 1989-03-08 | 1992-12-17 | General Electric Company | Acoustic resonance operation for xenon-metal halide lamps |
DE4301184C2 (de) * | 1993-01-19 | 1997-12-18 | B & S Elektronische Geraete Gm | Steuergerät für wenigstens eine Entladungslampe |
DE4317368A1 (de) * | 1993-05-25 | 1994-12-01 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Verfahren zum Betrieb einer Hochdruckentladungslampe |
US5438244A (en) * | 1994-09-02 | 1995-08-01 | General Electric Company | Use of silver and nickel silicide to control iodine level in electrodeless high intensity discharge lamps |
US5550421A (en) * | 1994-12-06 | 1996-08-27 | Osram Sylvania Inc. | Discharge lamp with enhanced performance and improved containment |
US5883475A (en) * | 1996-06-17 | 1999-03-16 | Delta Power Supply, Inc. | Method of avoiding acoustic compression wave resonance in high frequency, high intensity discharge lamps |
US5998940A (en) * | 1998-09-21 | 1999-12-07 | Matsushita Electric Industrial Co., Ltd. | High-pressure discharge lamp with reduced bad influence by acoustical standing wave |
US6479946B2 (en) * | 1999-03-05 | 2002-11-12 | Matsushita Electric Industrial Co., Ltd. | Method and system for driving high pressure mercury discharge lamp, and image projector |
US6166495A (en) * | 1999-04-14 | 2000-12-26 | Osram Sylvania Inc. | Square wave ballast for mercury free arc lamp |
US6483252B2 (en) | 2000-12-08 | 2002-11-19 | Koninklijke Philips Electronics N.V. | Optimal FM for HF operation of high intensity discharge (HID) lamps |
CH699540B1 (fr) * | 2006-07-05 | 2010-03-31 | Solaronix S A | Lampe à plasma. |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB482991A (en) * | 1936-06-13 | 1938-04-08 | Philips Nv | Improvements in or relating to devices comprising high-pressure metal-vapour discharge tubes |
GB530216A (en) * | 1939-06-30 | 1940-12-06 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Improvements in combinations of high-pressure metal-vapour electric discharge lamps with filaments in series with them |
FR860095A (fr) * | 1938-09-10 | 1941-01-06 | Osa Participations Ind | Lampe électrique à décharge |
GB1110018A (en) * | 1964-07-25 | 1968-04-18 | Philips Electronic Associated | Improvements in and relating to compact source mercury vapour discharge lamps |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH199305A (de) * | 1936-10-26 | 1938-08-15 | Ver Gluehlampen Und Elektrizit | Hochdruckmetalldampflampe. |
DE730454C (de) * | 1938-09-10 | 1943-01-12 | Patra Patent Treuhand | Elektrische Hochdruckentladungslampe in gesockeltem Umhuellungsgefaess fuer Netzspannungsbetrieb und weniger als 200 Watt Leistungsaufnahme |
US3407327A (en) * | 1967-12-21 | 1968-10-22 | Sylvania Electric Prod | High pressure electric discharge device containing mercury, halogen, scandium and alkalimetal |
DE2519377A1 (de) * | 1975-04-30 | 1976-11-11 | Patra Patent Treuhand | Quecksilberdampf-hochdruckentladungslampe |
CA1116690A (fr) * | 1976-02-02 | 1982-01-19 | Esquire, Inc. | Circuit d'alimentation haute frequence pour lampe a decharge a grande intensite |
US4052636A (en) * | 1976-08-02 | 1977-10-04 | General Electric Company | High pressure sodium vapor lamp stabilized for pulse operation |
-
1977
- 1977-12-27 US US05/864,578 patent/US4170746A/en not_active Expired - Lifetime
-
1978
- 1978-10-26 CA CA314,383A patent/CA1115766A/fr not_active Expired
- 1978-11-03 DE DE2847840A patent/DE2847840C2/de not_active Expired
- 1978-11-06 AR AR274358A patent/AR218941A1/es active
- 1978-11-08 AT AT0799378A patent/AT374651B/de not_active IP Right Cessation
- 1978-11-27 NL NLAANVRAGE7811622,A patent/NL187552C/xx not_active IP Right Cessation
- 1978-11-28 JP JP14708478A patent/JPS5491971A/ja active Granted
- 1978-11-30 BR BR7807913A patent/BR7807913A/pt unknown
- 1978-12-11 FR FR7834778A patent/FR2413845A1/fr active Granted
- 1978-12-12 HU HU78GE1055A patent/HU182651B/hu unknown
- 1978-12-15 MX MX176052A patent/MX145681A/es unknown
- 1978-12-20 IT IT31043/78A patent/IT1102338B/it active
- 1978-12-22 GB GB7849792A patent/GB2013394B/en not_active Expired
- 1978-12-22 BE BE192504A patent/BE873007A/fr not_active IP Right Cessation
- 1978-12-27 PL PL1978212190A patent/PL118219B1/pl unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB482991A (en) * | 1936-06-13 | 1938-04-08 | Philips Nv | Improvements in or relating to devices comprising high-pressure metal-vapour discharge tubes |
FR860095A (fr) * | 1938-09-10 | 1941-01-06 | Osa Participations Ind | Lampe électrique à décharge |
GB530216A (en) * | 1939-06-30 | 1940-12-06 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Improvements in combinations of high-pressure metal-vapour electric discharge lamps with filaments in series with them |
GB1110018A (en) * | 1964-07-25 | 1968-04-18 | Philips Electronic Associated | Improvements in and relating to compact source mercury vapour discharge lamps |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2417914A1 (fr) * | 1978-02-15 | 1979-09-14 | Gen Electric | Combinaison d'une lampe a allumage instantane, d'un circuit de ballastage et d'un circuit de commande |
EP0145072A2 (fr) * | 1983-12-05 | 1985-06-19 | Koninklijke Philips Electronics N.V. | Méthode pour le fonctionnement d'une lampe à décharge à haute pression |
EP0145072A3 (en) * | 1983-12-05 | 1985-07-10 | N.V. Philips' Gloeilampenfabrieken | Method of operating a high-pressure discharge lamp |
FR2574990A1 (fr) * | 1984-12-14 | 1986-06-20 | Matsushita Electric Works Ltd | Lampe a decharge sous haute pression |
EP0399288A2 (fr) * | 1989-05-15 | 1990-11-28 | General Electric Company | Lampe à décharge utilisant des oscillations, résonantes acoustiques pour assurer une grande efficacité |
EP0399288A3 (fr) * | 1989-05-15 | 1991-07-17 | General Electric Company | Lampe à décharge utilisant des oscillations, résonantes acoustiques pour assurer une grande efficacité |
Also Published As
Publication number | Publication date |
---|---|
BE873007A (fr) | 1979-06-22 |
MX145681A (es) | 1982-03-22 |
FR2413845B1 (fr) | 1982-10-29 |
GB2013394A (en) | 1979-08-08 |
HU182651B (en) | 1984-02-28 |
AR218941A1 (es) | 1980-07-15 |
ATA799378A (de) | 1983-09-15 |
IT7831043A0 (it) | 1978-12-20 |
IT1102338B (it) | 1985-10-07 |
NL187552C (nl) | 1991-11-01 |
US4170746A (en) | 1979-10-09 |
JPS5491971A (en) | 1979-07-20 |
PL118219B1 (en) | 1981-09-30 |
NL187552B (nl) | 1991-06-03 |
JPS6325480B2 (fr) | 1988-05-25 |
NL7811622A (nl) | 1979-06-29 |
PL212190A1 (pl) | 1979-08-27 |
DE2847840C2 (de) | 1982-04-01 |
CA1115766A (fr) | 1982-01-05 |
GB2013394B (en) | 1982-06-03 |
BR7807913A (pt) | 1979-07-31 |
AT374651B (de) | 1984-05-25 |
DE2847840A1 (de) | 1979-06-28 |
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