JPS6149962U

JPS6149962U -

Info

Publication number: JPS6149962U
Application number: JP13410884U
Authority: JP
Priority date: 1984-09-04
Filing date: 1984-09-04
Publication date: 1986-04-03

Description

[Brief explanation of drawings]

第１図は従来のマトリクス状の螢光体層を有す
る螢光表示装置の構成を示す部分斜視図。第２図
は改良された螢光表示装置に関し、同図ａはスイ
ツチング素子と螢光体層の配列を示す概略図、同
図ｂは部分斜視図。第３図はこの考案に係る螢光
表示装置に関し、同図ａは複数のスイツチング素
子の配置を示す平面概略図、同図ｂは同図ａのＡ
−Ａ′の断面概略図。第４図はこの考案に係るマ
トリクス状の螢光体層とそれらに接続された複数
のスイツチング素子の配列を示す平面概略図。１……絶縁基板、２，２_−２２……螢光体層、
３……配線パターン、４……グリツド、５……カ
ソードフイラメント、６……スイツチング素子、
７……ソーダガラス基板、８……パツシベーシヨ
ン膜、９，９ａ，９ｂ，９ｃ……ソース電極端子
、１０，１０ａ，１０ｂ，１０ｃ……ドレイン電
極端子、１１，１１ａ，１１ｂ，１１ｃ……アモ
ルフアスシリコン層、１２……ＳｉＯ_２層、１３
，１３ａ，１３ｂ，１３ｃ……ゲート電極端子、
１０９，１０９_−１，１０９_−２，１０９_−３…
…電源供給端子、１１０……ドレイン電極、１１
３，１１３_−１，１１３_−２，１１３_−３……制
御信号ライン。 FIG. 1 is a partial perspective view showing the structure of a conventional fluorescent display device having a matrix-like phosphor layer. Fig. 2 relates to an improved fluorescent display device, in which Fig. 2a is a schematic diagram showing the arrangement of switching elements and phosphor layers, and Fig. 2b is a partial perspective view. FIG. 3 relates to a fluorescent display device according to this invention, in which FIG. 3a is a schematic plan view showing the arrangement of a plurality of switching elements, and FIG.
- Schematic cross-sectional view of A'. FIG. 4 is a schematic plan view showing the arrangement of a matrix-like phosphor layer and a plurality of switching elements connected thereto according to the invention. 1... Insulating substrate, 2, 2 _-22 ... Fluorescent layer,
3... Wiring pattern, 4... Grid, 5... Cathode filament, 6... Switching element,
7... Soda glass substrate, 8... Passivation film, 9, 9a, 9b, 9c... Source electrode terminal, 10, 10a, 10b, 10c... Drain electrode terminal, 11, 11a, 11b, 11c... Amorphous amorphous Silicon layer, 12...SiO ₂ layer, 13
, 13a, 13b, 13c...gate electrode terminals,
_{109,109-1,109-2,109-3} _... _{_}
...Power supply terminal, 110...Drain electrode, 11
_{3,113-1,113-2,113-3} ... _Control _signal line.

Claims

[Scope of utility model registration request]

In a fluorescent display device in which a phosphor layer connected to switching elements formed in a matrix of M rows and N columns on a substrate is bombarded with an electron beam to emit light, the phosphor layer is connected in parallel to the i-th row control signal line. a first terminal of a plurality of switching elements connected in parallel to a power supply line in a j-th column, and a phosphor layer belonging to an i-th row and a j-th column; The third terminal of the switching element is connected in parallel to the display pixels, and by supplying a control signal to the i-th row and power to the j-th column, A fluorescent display device characterized in that a plurality of switching elements operate simultaneously to drive one display pixel and cause it to emit light.