DE69214681D1 - Hochfrequentes Röhrenlichtsystem - Google Patents

Hochfrequentes Röhrenlichtsystem

Info

Publication number
DE69214681D1
DE69214681D1 DE69214681T DE69214681T DE69214681D1 DE 69214681 D1 DE69214681 D1 DE 69214681D1 DE 69214681 T DE69214681 T DE 69214681T DE 69214681 T DE69214681 T DE 69214681T DE 69214681 D1 DE69214681 D1 DE 69214681D1
Authority
DE
Germany
Prior art keywords
light system
tube light
frequency tube
frequency
tube
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 - Fee Related
Application number
DE69214681T
Other languages
English (en)
Other versions
DE69214681T2 (de
Inventor
William J Council
Robert F Mcclanahan
Robert F Washburn
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.)
Raytheon Co
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Application granted granted Critical
Publication of DE69214681D1 publication Critical patent/DE69214681D1/de
Publication of DE69214681T2 publication Critical patent/DE69214681T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/067—Main electrodes for low-pressure discharge lamps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
    • H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
    • H01J65/042—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
    • H01J65/046—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by using capacitive means around the vessel

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamp (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
DE69214681T 1991-02-01 1992-01-31 Hochfrequentes Röhrenlichtsystem Expired - Fee Related DE69214681T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64964491A 1991-02-01 1991-02-01

Publications (2)

Publication Number Publication Date
DE69214681D1 true DE69214681D1 (de) 1996-11-28
DE69214681T2 DE69214681T2 (de) 1997-05-28

Family

ID=24605667

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69214681T Expired - Fee Related DE69214681T2 (de) 1991-02-01 1992-01-31 Hochfrequentes Röhrenlichtsystem

Country Status (10)

Country Link
US (1) US5382879A (de)
EP (1) EP0497360B1 (de)
JP (1) JP2716306B2 (de)
KR (1) KR950014133B1 (de)
CA (1) CA2059209C (de)
DE (1) DE69214681T2 (de)
DK (1) DK0497360T3 (de)
ES (1) ES2093120T3 (de)
GR (1) GR3022268T3 (de)
MX (1) MX9200457A (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5384515A (en) * 1992-11-02 1995-01-24 Hughes Aircraft Company Shrouded pin electrode structure for RF excited gas discharge light sources
US5834899A (en) * 1996-10-16 1998-11-10 Tapeswitch Corporation Of America Fluorescent apparatus and method employing low-frequency excitation into a conductive-resistive inductive medium
US6456015B1 (en) 1996-10-16 2002-09-24 Tapeswitch Corporation Inductive-resistive fluorescent apparatus and method
US6100653A (en) 1996-10-16 2000-08-08 Tapeswitch Corporation Inductive-resistive fluorescent apparatus and method
EP0867915B1 (de) * 1997-03-25 2003-05-21 Nec Corporation Edelgasentladungslampe
DE19718395C1 (de) * 1997-04-30 1998-10-29 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Leuchtstofflampe und Verfahren zu ihrem Betrieb
US5969472A (en) * 1997-12-03 1999-10-19 Lockheed Martin Energy Research Corporation Lighting system of encapsulated luminous material
DE19843419A1 (de) * 1998-09-22 2000-03-23 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Entladungslampe mit dielektrisch behinderten Elektroden
DE19916877A1 (de) * 1999-04-14 2000-10-19 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Entladungslampe mit Sockel
EP1111656A4 (de) * 1999-06-07 2007-03-28 Toshiba Lighting & Technology Entladungsröhre, entladungsröhren vorrichtung und bildlesevorrichtung
DE10004002A1 (de) 2000-01-29 2001-08-09 Bosch Gmbh Robert Verfahren zum Verdecken von Unterbrechnungen der Wiedergabe empfangener Rundfunksignale
DE10048409A1 (de) * 2000-09-29 2002-04-11 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Entladungslampe mit kapazitiver Feldmodulation
JP2003017005A (ja) * 2001-06-27 2003-01-17 Harison Toshiba Lighting Corp 低圧放電ランプ
JP3958131B2 (ja) * 2002-07-10 2007-08-15 株式会社リコー イメージセンサユニット
TW200612457A (en) 2004-10-13 2006-04-16 Matsushita Electric Ind Co Ltd Fluorescent lamp, backlight unit, and liquid crystal television for suppressing corona discharge
JP4544204B2 (ja) * 2005-08-08 2010-09-15 ウシオ電機株式会社 外部電極型放電ランプ、およびそのランプ装置
US7378797B2 (en) * 2005-12-16 2008-05-27 General Electric Company Fluorescent lamp with conductive coating
JP2008153173A (ja) * 2006-12-20 2008-07-03 Gold King Kk 外部電極型蛍光ランプ
JP2012228211A (ja) * 2011-04-27 2012-11-22 Miyamaru Attachment Kenkyusho:Kk 畦立て作業機
US20140152094A1 (en) * 2011-08-16 2014-06-05 Koninklijke Philips N.V. Capacitive wireless power inside a tube-shaped structure

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2800622A (en) * 1955-12-07 1957-07-23 Kurt S Lion Electric system and method
US2943223A (en) * 1958-05-02 1960-06-28 Union Carbide Corp Silent electric discharge light source
JPS61185857A (ja) * 1985-02-13 1986-08-19 Matsushita Electric Works Ltd 無電極放電灯
US4798997A (en) * 1985-12-26 1989-01-17 Canon Kabushiki Kaisha Lighting device
JPH079795B2 (ja) * 1986-12-01 1995-02-01 東芝ライテック株式会社 放電ランプ
US4792732A (en) * 1987-06-12 1988-12-20 United States Of America As Represented By The Secretary Of The Air Force Radio frequency plasma generator
JPS63314751A (ja) * 1987-06-17 1988-12-22 Matsushita Electric Works Ltd 無電極放電灯
US5013966A (en) * 1988-02-17 1991-05-07 Mitsubishi Denki Kabushiki Kaisha Discharge lamp with external electrodes
CH677292A5 (de) * 1989-02-27 1991-04-30 Asea Brown Boveri
JPH02309552A (ja) * 1989-05-24 1990-12-25 Nec Home Electron Ltd 冷陰極形放電灯

Also Published As

Publication number Publication date
KR920017520A (ko) 1992-09-26
JP2716306B2 (ja) 1998-02-18
EP0497360A3 (de) 1994-03-16
DE69214681T2 (de) 1997-05-28
JPH0541202A (ja) 1993-02-19
ES2093120T3 (es) 1996-12-16
DK0497360T3 (da) 1996-11-18
EP0497360B1 (de) 1996-10-23
GR3022268T3 (en) 1997-04-30
EP0497360A2 (de) 1992-08-05
CA2059209C (en) 1997-05-27
MX9200457A (es) 1992-08-01
CA2059209A1 (en) 1992-08-02
KR950014133B1 (ko) 1995-11-21
US5382879A (en) 1995-01-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: RAYTHEON CO. (N.D.GES.D. STAATES DELAWARE), LEXING

8339 Ceased/non-payment of the annual fee