Invention Grant
- Patent Title: Display panel
- Patent Title (中): 显示面板
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Application No.: US11541005Application Date: 2006-09-29
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Publication No.: US07830084B2Publication Date: 2010-11-09
- Inventor: Tomoyuki Shirasaki , Minoru Kumagai , Hiroyasu Yamada , Tsuyoshi Ozaki , Jun Ogura
- Applicant: Tomoyuki Shirasaki , Minoru Kumagai , Hiroyasu Yamada , Tsuyoshi Ozaki , Jun Ogura
- Applicant Address: JP Tokyo
- Assignee: Casio Computer Co., Ltd.
- Current Assignee: Casio Computer Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Holtz, Holtz, Goodman & Chick, PC
- Priority: JP2005-286449 20050930
- Main IPC: H01J1/62
- IPC: H01J1/62 ; H01J63/04

Abstract:
A display panel including a plurality of pixels. Each pixel includes: a light emitting element; a pixel circuit having a driving transistor connected to the light emitting element in series; a data line to which a data current is supplied through the pixel circuit; a scanning line for selecting the pixel circuit; a first insulation film to cover the data line; and a second insulation film made of a material different from the first insulation film, to cover the data line and the first insulation film, wherein the following expression is satisfied. C total 20 ≦ ɛ 0 ɛ a ɛ b ɛ a D b + ɛ b D a ≦ C total 5 Ctotal: parasitic capacitance of whole path to data line through pixel circuit; ∈0: vacuum dielectric constant; ∈a: relative dielectric constant of first insulation film; Da: first insulation film thickness; ∈b: relative dielectric constant of second insulation film; Db: second insulation film thickness.
Public/Granted literature
- US20070075638A1 Display panel Public/Granted day:2007-04-05
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