JPS5840727B2 - Structure of liquid crystal cell - Google Patents
Structure of liquid crystal cellInfo
- Publication number
- JPS5840727B2 JPS5840727B2 JP2683877A JP2683877A JPS5840727B2 JP S5840727 B2 JPS5840727 B2 JP S5840727B2 JP 2683877 A JP2683877 A JP 2683877A JP 2683877 A JP2683877 A JP 2683877A JP S5840727 B2 JPS5840727 B2 JP S5840727B2
- Authority
- JP
- Japan
- Prior art keywords
- external connection
- liquid crystal
- crystal cell
- connection electrode
- material layer
- 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
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims description 15
- 210000002858 crystal cell Anatomy 0.000 title claims description 14
- 239000000758 substrate Substances 0.000 claims description 13
- 239000011521 glass Substances 0.000 claims description 11
- 239000004020 conductor Substances 0.000 claims description 9
- 239000011810 insulating material Substances 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 21
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 210000004027 cell Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- PJXISJQVUVHSOJ-UHFFFAOYSA-N indium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[In+3].[In+3] PJXISJQVUVHSOJ-UHFFFAOYSA-N 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Landscapes
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Liquid Crystal (AREA)
- Production Of Multi-Layered Print Wiring Board (AREA)
Description
【発明の詳細な説明】
本発明は液晶セルの外部接続用電極を多層構造とした液
晶セルの構造に関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to the structure of a liquid crystal cell in which external connection electrodes of the liquid crystal cell have a multilayer structure.
従来の液晶セルにおいては、駆動回路と導通な取る為の
外部接続用電極としては、上ガラスもしくは下ガラス基
板にセグメント電極等と同時に形成された単層の透明導
電膜を外部接続用電極として使用している。In conventional liquid crystal cells, a single-layer transparent conductive film formed on the upper or lower glass substrate at the same time as segment electrodes is used as the external connection electrode to ensure continuity with the drive circuit. are doing.
しかしながら上記の様な従来の構造では、リード線間の
すき間および外部接続用電極間のすき間を一定以上確保
しなければならないという制約条件がある為、液晶セル
のサイズが決まると前記制約条件により表示出来るセグ
メントの数も従属的に決定されてしまうことになる。However, in the conventional structure as described above, there is a constraint that the gap between the lead wires and the gap between the external connection electrodes must be kept at a certain level or more, so once the size of the liquid crystal cell is determined, the display is The number of segments that can be created will also be determined dependently.
さらには田型あるいは固型セグメント分割の如く、いく
つかのセグメント電極で囲まれた内側の部分に更に数餉
のセグメント電極を入れることは、リード線の引き出し
がむずかしく、複雑な文字の表示が不可能になること等
多くの欠点があげられる。Furthermore, when inserting several segment electrodes into an inner part surrounded by several segment electrodes, as in the case of cell mold or solid segment division, it is difficult to draw out the lead wires, and it is difficult to display complex characters. There are many disadvantages such as being able to do so.
本発明の目的は、上記の従来の液晶セル構造の欠点を解
消し、限られた液晶セルの表示面積内に多くの表示、複
雑な表示を可能にする液晶セル構造を提供せんとするも
のである。An object of the present invention is to provide a liquid crystal cell structure that eliminates the above-mentioned drawbacks of the conventional liquid crystal cell structure and enables multiple displays and complex displays within the limited display area of the liquid crystal cell. be.
以下に本発明の実施例を図面にしたがって説明する。Embodiments of the present invention will be described below with reference to the drawings.
第１図イロは、それぞれ外部接続用電極を２層構造にし
た液晶セルの構造を示した平面図および断面図で、外部
接続用電極３ａ、リード線３ｂ、セグメント電極３ｃよ
り構成された透明導電膜第１層３と外部接続用電極５ａ
、リード線５ｂより構成された透明導電膜第２層５とが
ＳｉＯ２等の透明絶縁物層４を介して積層されて形成さ
れている。Figure 1 is a plan view and a cross-sectional view showing the structure of a liquid crystal cell having a two-layer structure of external connection electrodes, respectively. First film layer 3 and external connection electrode 5a
, and a transparent conductive film second layer 5 composed of lead wires 5b are laminated with a transparent insulating material layer 4 such as SiO2 interposed therebetween.
この場合所定の箇所においては、前記セグメント電極３
ｃを構成する前記透明導電膜第１層３とリード線５ｂを
構成する透明導電膜第２層５とは接合されて電気的に導
通するように構成されている。In this case, at a predetermined location, the segment electrode 3
The first transparent conductive film layer 3 constituting the lead wire 5b and the second transparent conductive film layer 5 constituting the lead wire 5b are bonded to each other and are configured to be electrically conductive.
また上ガラス基板２上にはＩｎ２Ｏ３等で構成される共
通透明導電膜６が、下ガラス基板１上のセグメント電極
３ｃを構成する透明導電膜第１層３と対向して配設され
ており、シール剤７によって重ね合わされた上ガラス基
板２と下ガラス基板１０間には液晶８が封入されている
。Further, a common transparent conductive film 6 made of In2O3 or the like is disposed on the upper glass substrate 2, facing the first transparent conductive film layer 3 forming the segment electrodes 3c on the lower glass substrate 1. A liquid crystal 8 is sealed between an upper glass substrate 2 and a lower glass substrate 10 which are overlapped with a sealant 7.
第２図、第３図は該液晶セルを構成する下ガラス基板１
の製造工程を説明する為の図であり、第２図イロは、そ
れぞれ下ガラス基板１上に外部接続用電極３ａ、リード
線３ｃ、セグメント電極３ｃよりなる透明導電膜第１層
３が形成された状態を示す平面図および断面図である。Figures 2 and 3 show the lower glass substrate 1 constituting the liquid crystal cell.
FIG. 2 is a diagram for explaining the manufacturing process, and FIG. FIG. 3 is a plan view and a cross-sectional view showing a state in which the
前記透明導電膜第１層３のうち外部接続用電極３ａは、
リード線３ｂを介してセグメント電極３ｃと接続される
が、このような接続が出来ないセグメント電極３０′に
ついては第３図に示されるように、透明導電膜第２層５
を構成する外部接続用電極５ａ、リード線５ｂと接合さ
れている。The external connection electrode 3a of the transparent conductive film first layer 3 is
Although the segment electrode 30' is connected to the segment electrode 3c via the lead wire 3b, as shown in FIG.
It is joined to an external connection electrode 5a and a lead wire 5b that constitute the external connection electrode 5a and the lead wire 5b.
すなわち第３図イロは、前記透明導電膜第１層３上に透
明絶縁物層４を形成し、さらにその上に外部接続用電極
５ａ、リード線５ｂより構成された透明導電膜第２層５
を積層した状態を示す平面図およ１面図である。In other words, in FIG. 3, a transparent insulating layer 4 is formed on the first layer 3 of the transparent conductive film, and a second layer 5 of the transparent conductive film is formed on the first layer 3 of the transparent conductive film, which is further composed of an external connection electrode 5a and a lead wire 5b.
FIG.
リード線５ｂは、透明絶縁物層４を通過して接続すべき
セグメント電極３０′と電気的に接続され導通が得られ
ている。The lead wire 5b passes through the transparent insulating layer 4 and is electrically connected to the segment electrode 30' to be connected, thereby establishing continuity.
以上述べたように本発明の要旨は、液晶セルを構成する
上下のガラス基板のうち少くとも一方の基板上に、第１
の導電物質層、絶縁物質層、第２の導電物質層の順に積
層して形成せしめ、基板の外周付近のスペースに前記の
第１の導電物質層によって構成される第１の外部接続用
電極群を配列させるとともに該第１の外部接続用電極群
のさらに内側のスペースに、前記の第２の導電物質層に
よって構成される第２の外部接続用電極群を配列させる
ことにある。As described above, the gist of the present invention is to provide a first glass substrate on at least one of the upper and lower glass substrates constituting a liquid crystal cell.
A first external connection electrode group is formed by laminating a conductive material layer, an insulating material layer, and a second conductive material layer in this order, and is formed of the first conductive material layer in a space near the outer periphery of the substrate. and a second external connection electrode group constituted by the second conductive material layer is arranged in a space further inside the first external connection electrode group.
従って本発明によれば、表示すべきセグメント電極を外
部接続用電極に自由に引き出すことが出来る為、デザイ
ン面で要求される表示内容、文字の型式、複雑な文字の
表示が制約されることなく自由に決められ、さらに外部
接続用電極の電極間ピッチが単層構造の場合と比較して
大きく取れる為、駆動回路との接続が楽になる。Therefore, according to the present invention, the segment electrodes to be displayed can be freely drawn out to the external connection electrodes, so there are no restrictions on the display content, character type, or complex character display required in terms of design. It can be freely determined, and the pitch between the external connection electrodes can be larger than in the case of a single layer structure, making connection with the drive circuit easier.
また限られた表示面積内に多（の表示が可能になる為、
多機能な液晶セルを製造する場合、従来の表示面積に比
較して少い表示面積で表示出来る為、小型化することが
可能になる。Also, since it is possible to display a large number of items within a limited display area,
When manufacturing a multi-functional liquid crystal cell, it is possible to display a smaller display area compared to a conventional display area, making it possible to downsize the cell.
第１図イは本発明実施例の平面図、第１図口は第１図イ
のＡ−Ａ断面図である。
第２図第３図は第１図を説明する為の図で、第２図イは
平面図、第２図口は第２図イのＢ−Ｂ断面図、第３図イ
は平面図、第３図口は第３図イのＣ−Ｃ断面図である。
１−・・・・・下ガラス基板、２・・・・・・上ガラス
基板、３・・・・・・透明導電膜第１層、３ａ・・・・
・・外部接続用電極、３ｂ・・・・・・リード線、３０
′、３０′・・・・−・セグメント電極、４・・・・・
・透明絶縁物層、５・・・・・・透明導電膜第２層、５
ａ・・・・・・外部接続用電極、５ｂ・−・−・リード
線。FIG. 1A is a plan view of an embodiment of the present invention, and the opening in FIG. 1 is a sectional view taken along line AA in FIG. 1A. Figures 2 and 3 are diagrams for explaining Figure 1, where Figure 2A is a plan view, the opening in Figure 2 is a BB sectional view of Figure 2A, and Figure 3A is a plan view. The opening in FIG. 3 is a sectional view taken along the line C-C in FIG. 3A. 1-... Lower glass substrate, 2... Upper glass substrate, 3... Transparent conductive film first layer, 3a...
...External connection electrode, 3b...Lead wire, 30
', 30'...Segment electrode, 4...
・Transparent insulating layer, 5...Transparent conductive film second layer, 5
a...External connection electrode, 5b...Lead wire.
Claims (1)
とも一方のガラス基板上に、第１の導電物質層、絶縁物
質層、第２の導電物質層を前記の順に積層して形成せし
め、基板の外周付近のスペースに前記の第１の導電物質
層によって構成される第１の外部接続用電極群を配列さ
せるとともに、該第１の外部接続用電極群のさらに内側
のスペースに、前記の第２の導電物質層によって構成さ
れる第２の外部接続用電極群を配列させたことを特徴と
する液晶セルの構造。1 Forming a first conductive material layer, an insulating material layer, and a second conductive material layer in the above order on at least one of the upper and lower glass substrates constituting a liquid crystal cell, and forming a substrate. The first external connection electrode group constituted by the first conductive material layer is arranged in a space near the outer periphery of the electrode, and the first external connection electrode group constituted by the first conductive material layer is arranged in a space further inside the first external connection electrode group. A structure of a liquid crystal cell characterized in that a second external connection electrode group constituted by two conductive material layers is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2683877A JPS5840727B2 (en) | 1977-03-11 | 1977-03-11 | Structure of liquid crystal cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2683877A JPS5840727B2 (en) | 1977-03-11 | 1977-03-11 | Structure of liquid crystal cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS53111754A JPS53111754A (en) | 1978-09-29 |
| JPS5840727B2 true JPS5840727B2 (en) | 1983-09-07 |
Family
ID=12204400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2683877A Expired JPS5840727B2 (en) | 1977-03-11 | 1977-03-11 | Structure of liquid crystal cell |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5840727B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6396540U (en) * | 1986-12-11 | 1988-06-22 | ||
| JPS63178217A (en) * | 1987-01-20 | 1988-07-22 | Mamiya Koki Kk | Lens barrel with built-in lens shutter |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57105665U (en) * | 1980-12-18 | 1982-06-29 |
-
1977
- 1977-03-11 JP JP2683877A patent/JPS5840727B2/en not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6396540U (en) * | 1986-12-11 | 1988-06-22 | ||
| JPS63178217A (en) * | 1987-01-20 | 1988-07-22 | Mamiya Koki Kk | Lens barrel with built-in lens shutter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS53111754A (en) | 1978-09-29 |
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