DE69825546D1 - Hochfrequente Leistungsversorgung für elektrodenlose Hochfrequenzlampe - Google Patents

Hochfrequente Leistungsversorgung für elektrodenlose Hochfrequenzlampe

Info

Publication number
DE69825546D1
DE69825546D1 DE69825546T DE69825546T DE69825546D1 DE 69825546 D1 DE69825546 D1 DE 69825546D1 DE 69825546 T DE69825546 T DE 69825546T DE 69825546 T DE69825546 T DE 69825546T DE 69825546 D1 DE69825546 D1 DE 69825546D1
Authority
DE
Germany
Prior art keywords
frequency
power supply
lamps
electrodeless
frequency power
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
DE69825546T
Other languages
English (en)
Other versions
DE69825546T2 (de
Inventor
Akira Hochi
Mamoru Takeda
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Publication of DE69825546D1 publication Critical patent/DE69825546D1/de
Application granted granted Critical
Publication of DE69825546T2 publication Critical patent/DE69825546T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • H01J65/044—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 a separate microwave unit
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/62—Lamps with gaseous cathode, e.g. plasma cathode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J63/00—Cathode-ray or electron-stream lamps
    • H01J63/08—Lamps with gas plasma excited by the ray or stream
    • 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
    • H05B41/24—Circuit arrangements in which the lamp is fed by high frequency ac, or with separate oscillator frequency
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/84—Lamps with discharge constricted by high pressure

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Electromagnetism (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
DE69825546T 1997-11-28 1998-11-26 Hochfrequente Leistungsversorgung für elektrodenlose Hochfrequenzlampe Expired - Fee Related DE69825546T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP32777697 1997-11-28
JP32777697 1997-11-28

Publications (2)

Publication Number Publication Date
DE69825546D1 true DE69825546D1 (de) 2004-09-16
DE69825546T2 DE69825546T2 (de) 2004-12-30

Family

ID=18202861

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69825546T Expired - Fee Related DE69825546T2 (de) 1997-11-28 1998-11-26 Hochfrequente Leistungsversorgung für elektrodenlose Hochfrequenzlampe

Country Status (5)

Country Link
EP (1) EP0920240B1 (de)
KR (1) KR19990045674A (de)
CN (1) CN1218979A (de)
DE (1) DE69825546T2 (de)
TW (1) TW430855B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6518703B1 (en) * 1998-03-16 2003-02-11 Matsushita Electrical Industrial Co., Ltd. Electrodeless discharge energy supply apparatus and electrodeless discharge lamp device using surface wave transmission line
JP2002100493A (ja) * 2000-09-26 2002-04-05 Toshiba Lighting & Technology Corp 無電極放電灯装置
TWI408723B (zh) * 2005-06-03 2013-09-11 Ceravision Ltd light
TW201042872A (en) * 2009-05-27 2010-12-01 Arbl Co Ltd Wireless power transmission system

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS581511B2 (ja) * 1977-12-15 1983-01-11 三菱電機株式会社 無電極螢光灯
US4954755A (en) * 1982-05-24 1990-09-04 Fusion Systems Corporation Electrodeless lamp having hybrid cavity
US4749915A (en) * 1982-05-24 1988-06-07 Fusion Systems Corporation Microwave powered electrodeless light source utilizing de-coupled modes
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
US5144206A (en) * 1991-09-10 1992-09-01 Gte Products Corporation Electrodeless HID lamp coupling structure with integral matching network
US5227698A (en) * 1992-03-12 1993-07-13 Fusion Systems Corporation Microwave lamp with rotating field
US5498928A (en) * 1994-05-24 1996-03-12 Osram Sylvania Inc. Electrodeless high intensity discharge lamp energized by a rotating electric field
DE19537477A1 (de) * 1995-10-09 1997-04-10 Bosch Gmbh Robert Dielektrischer Resonator sowie Verwendung
US6049170A (en) * 1996-11-01 2000-04-11 Matsushita Electric Industrial Co., Ltd. High frequency discharge energy supply means and high frequency electrodeless discharge lamp device
JP3209952B2 (ja) * 1996-11-01 2001-09-17 松下電器産業株式会社 高周波無電極放電ランプ装置

Also Published As

Publication number Publication date
EP0920240A3 (de) 2000-01-05
TW430855B (en) 2001-04-21
DE69825546T2 (de) 2004-12-30
EP0920240B1 (de) 2004-08-11
EP0920240A2 (de) 1999-06-02
KR19990045674A (ko) 1999-06-25
CN1218979A (zh) 1999-06-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee