FI20002593A - Menetelmä valon muodostamiseksi ja kannettava elektronikkalaite - Google Patents

Menetelmä valon muodostamiseksi ja kannettava elektronikkalaite Download PDF

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Publication number
FI20002593A
FI20002593A FI20002593A FI20002593A FI20002593A FI 20002593 A FI20002593 A FI 20002593A FI 20002593 A FI20002593 A FI 20002593A FI 20002593 A FI20002593 A FI 20002593A FI 20002593 A FI20002593 A FI 20002593A
Authority
FI
Finland
Prior art keywords
procedure
electronic device
portable electronic
sound formation
sound
Prior art date
Application number
FI20002593A
Other languages
English (en)
Swedish (sv)
Other versions
FI111790B (fi
FI20002593A0 (fi
Inventor
Kaisa Rikkinen
Kaj Saarinen
Original Assignee
Nokia Corp
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 Nokia Corp filed Critical Nokia Corp
Priority to FI20002593A priority Critical patent/FI111790B/fi
Publication of FI20002593A0 publication Critical patent/FI20002593A0/fi
Priority to EP01660212A priority patent/EP1209951A1/en
Priority to US09/989,787 priority patent/US20020063519A1/en
Priority to JP2001359150A priority patent/JP2002222696A/ja
Publication of FI20002593A publication Critical patent/FI20002593A/fi
Application granted granted Critical
Publication of FI111790B publication Critical patent/FI111790B/fi

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
    • H05B33/00—Electroluminescent light sources
    • H05B33/12—Light sources with substantially two-dimensional radiating surfaces
    • H05B33/14—Light sources with substantially two-dimensional radiating surfaces characterised by the chemical or physical composition or the arrangement of the electroluminescent material, or by the simultaneous addition of the electroluminescent material in or onto the light source
    • H05B33/145—Arrangements of the electroluminescent material
FI20002593A 2000-11-24 2000-11-24 Menetelmä valon muodostamiseksi ja kannettava elektroniikkalaite FI111790B (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI20002593A FI111790B (fi) 2000-11-24 2000-11-24 Menetelmä valon muodostamiseksi ja kannettava elektroniikkalaite
EP01660212A EP1209951A1 (en) 2000-11-24 2001-11-20 Method for illumination and a portable electronic device
US09/989,787 US20020063519A1 (en) 2000-11-24 2001-11-20 Method for illumination and a portable electronic device
JP2001359150A JP2002222696A (ja) 2000-11-24 2001-11-26 照明方法、携帯用電子デバイス及びエレクトロルミネセント光源

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20002593A FI111790B (fi) 2000-11-24 2000-11-24 Menetelmä valon muodostamiseksi ja kannettava elektroniikkalaite
FI20002593 2000-11-24

Publications (3)

Publication Number Publication Date
FI20002593A0 FI20002593A0 (fi) 2000-11-24
FI20002593A true FI20002593A (fi) 2002-09-12
FI111790B FI111790B (fi) 2003-09-15

Family

ID=8559583

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20002593A FI111790B (fi) 2000-11-24 2000-11-24 Menetelmä valon muodostamiseksi ja kannettava elektroniikkalaite

Country Status (4)

Country Link
US (1) US20020063519A1 (fi)
EP (1) EP1209951A1 (fi)
JP (1) JP2002222696A (fi)
FI (1) FI111790B (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002090707A (ja) * 2000-09-14 2002-03-27 Matsushita Electric Ind Co Ltd 液晶表示装置
AU2003280806A1 (en) * 2002-11-29 2004-06-23 Semiconductor Energy Laboratory Co., Ltd. Display and its driving method, and electronic device
US7808475B2 (en) * 2007-04-12 2010-10-05 Microsoft Corporation Photo-luminescent backlight support for power saving

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6137884A (ja) * 1984-07-31 1986-02-22 Canon Inc 電界発光素子
US4741976A (en) * 1984-07-31 1988-05-03 Canon Kabushiki Kaisha Electroluminescent device
US5336978A (en) * 1991-11-18 1994-08-09 Alessio David S Drive circuit for electroluminescent lamps
US6157138A (en) * 1998-12-31 2000-12-05 Telefonaktiebolaget Lm Ericsson Apparatus for illuminating an electroluminescent lamp that preserves battery power
JP2000299185A (ja) * 1999-04-14 2000-10-24 Seiko Precision Inc Ｅｌランプ
US6541921B1 (en) * 2001-10-17 2003-04-01 Sierra Design Group Illumination intensity control in electroluminescent display

Also Published As

Publication number Publication date
JP2002222696A (ja) 2002-08-09
US20020063519A1 (en) 2002-05-30
FI111790B (fi) 2003-09-15
FI20002593A0 (fi) 2000-11-24
EP1209951A1 (en) 2002-05-29

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Legal Events

Date Code Title Description
MA Patent expired