JPH032730A - Connection structure for liquid crystal display driving substrate - Google Patents
Connection structure for liquid crystal display driving substrateInfo
- Publication number
- JPH032730A JPH032730A JP13867089A JP13867089A JPH032730A JP H032730 A JPH032730 A JP H032730A JP 13867089 A JP13867089 A JP 13867089A JP 13867089 A JP13867089 A JP 13867089A JP H032730 A JPH032730 A JP H032730A
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- crystal display
- lcd
- conductor pattern
- panel
- 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.)
- Granted
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims description 11
- 239000000758 substrate Substances 0.000 title abstract description 6
- 239000004020 conductor Substances 0.000 claims abstract description 17
- 229920005989 resin Polymers 0.000 claims abstract description 12
- 239000011347 resin Substances 0.000 claims abstract description 12
- 239000011248 coating agent Substances 0.000 abstract description 2
- 238000000576 coating method Methods 0.000 abstract description 2
- 230000007547 defect Effects 0.000 abstract 2
- 238000010438 heat treatment Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、液晶ディスプレイ(LCD)駆動基板と、L
CDパネル端子との接続構造に関する。[Detailed Description of the Invention] [Industrial Application Field] The present invention provides a liquid crystal display (LCD) driving substrate and an L
This relates to a connection structure with a CD panel terminal.
従来、この種のLCD駆動基板とLCDパネルの端子と
の接続は、第3図(a) 、 (b)に示すように、合
成樹脂製のLCD駆動基板2上にLCDパネル端子7に
対応するように導体パターン6を設け、導体パターン6
とLCDパネル端子7との間に異方性導電フィルム4を
介在させて重ね合せLCD駆動基板2の上方から加熱押
圧して導体パターン6とLCDパネル端子7とを接続し
、電気的導通をとっていた。Conventionally, the connection between this type of LCD drive board and the terminals of the LCD panel is as shown in FIGS. 3(a) and 3(b). The conductor pattern 6 is provided as shown in FIG.
The conductor pattern 6 and the LCD panel terminal 7 are connected by heating and pressing from above the laminated LCD drive substrate 2 with an anisotropic conductive film 4 interposed between the conductor pattern 6 and the LCD panel terminal 7 to establish electrical continuity. was.
上述した従来のLCD駆動基板の接続構造は、合成樹脂
製のLCD駆動基板2をガラス製のLCDパネル1の端
子に加熱押圧しているため、LCDパネル1とLCD駆
動基板2との熱膨張係数の差により使用周囲温度の変化
(0℃〜+40℃)時に端子の接触不良やはがれ等が発
生するという欠点があった。In the conventional LCD drive board connection structure described above, the LCD drive board 2 made of synthetic resin is heated and pressed onto the terminals of the LCD panel 1 made of glass, so that the coefficient of thermal expansion between the LCD panel 1 and the LCD drive board 2 is Due to the difference in temperature, contact failure or peeling of the terminals may occur when the ambient temperature changes (0° C. to +40° C.).
本発明は、LCDパネルの端子とLCD駆動基板の導体
パターンとの間に異方性導電フィルムを介在させ重ね合
わせLCD駆動基板お背部より加熱押圧してパネル端子
と導体パターンを接続する液晶ディスプレイ駆動基板接
続構造において、LCD駆動基板の背部に防湿樹脂を塗
布し、防湿樹脂表面にすべりフィルムを設け、LCDパ
ネルとすべりフィルムとをはさみ込む構造のシールドケ
ースを具備する接続構造を特徴とする。The present invention provides a liquid crystal display drive in which an anisotropic conductive film is interposed between the terminals of the LCD panel and the conductor pattern of the LCD drive board, and the panel terminals and the conductor pattern are connected by heating and pressing from the back of the overlapping LCD drive board. The board connection structure is characterized by coating a moisture-proof resin on the back of the LCD drive board, providing a sliding film on the surface of the moisture-proofing resin, and comprising a shield case structured to sandwich the LCD panel and the sliding film.
上述した従来のLCD駆動基板の接続構造に対し、本発
明は防湿樹脂はゴム状で、すべりフィルムはゴム状の防
湿樹脂とシールドケースの熱膨張係数の差を吸収し、シ
ールドケースにより均一の圧力(1kg/aa程度)で
パネル端子と導体パターンが押圧される。In contrast to the conventional LCD drive board connection structure described above, in the present invention, the moisture-proof resin is rubber-like, and the sliding film absorbs the difference in thermal expansion coefficient between the rubber-like moisture-proof resin and the shield case, and the shield case creates a uniform pressure. (approximately 1 kg/aa) presses the panel terminal and conductor pattern.
次に本発明について図面を参照して説明する。 Next, the present invention will be explained with reference to the drawings.
第1図(a)は本発明の第1の実施例の平面図、第1図
(b)は第1図(a)のA−A断面図である。FIG. 1(a) is a plan view of a first embodiment of the present invention, and FIG. 1(b) is a sectional view taken along the line AA in FIG. 1(a).
LCDパネルlにはLCDパネル端子7が引き出されて
いる。一方、LCD駆動基板2の上にはLCDパネル端
子7に対応するように導体パターン6が設けられている
。そしてLCDパネル端子7と導体パターン6との間に
異方性導電フィルム4を介在させて両者を重ね合せLC
D駆動基板2の背部より加熱押圧してパネル端子7と導
体パターン6を異方性導電フィルム4により電気的に接
続する。そして、LCD駆動基板2の背部に防湿樹脂9
′を塗布し、防湿樹脂9′表面にすべりフィルム8を設
け、前記LCDパネル1とすべりフィルム8とをはさみ
込む構造のシールドケース3゜3′を具備する接続構造
である。An LCD panel terminal 7 is drawn out to the LCD panel l. On the other hand, a conductor pattern 6 is provided on the LCD drive board 2 so as to correspond to the LCD panel terminal 7. Then, the anisotropic conductive film 4 is interposed between the LCD panel terminal 7 and the conductor pattern 6, and the two are overlapped to form the LC.
The panel terminals 7 and the conductor pattern 6 are electrically connected by the anisotropic conductive film 4 by heating and pressing from the back of the D drive board 2. A moisture-proof resin 9 is attached to the back of the LCD drive board 2.
This connection structure is provided with a shield case 3°3' having a structure in which the LCD panel 1 and the sliding film 8 are sandwiched between the LCD panel 1 and the sliding film 8.
第2図は(a) 、 (b)本発明の第2の実施例の平
面図と断面図である。この実施例ではシールドケース3
の構造を強化し、パネル端子7と導体パターン6を押圧
する圧力を1.5 kg〜2kg/−程度に上昇させよ
り、信頼性を向上させる利点がある。FIGS. 2(a) and 2(b) are a plan view and a sectional view of a second embodiment of the present invention. In this embodiment, shield case 3
This has the advantage of improving reliability by strengthening the structure and increasing the pressure with which panel terminals 7 and conductor patterns 6 are pressed to about 1.5 kg to 2 kg/-.
以上説明したように本発明は、前記LCDパネルlとす
べりフィルム8とをはさみ込む構造のシールドケース3
,3′を具備する接続構造により、均一の圧力(1kg
/a+1程度)でパネル端子と導体パターンを押圧され
、両者の接触不良やはがれを防止できる効果がある。As explained above, the present invention provides a shield case 3 having a structure in which the LCD panel l and the sliding film 8 are sandwiched between each other.
, 3', uniform pressure (1 kg
/a+1), the panel terminal and the conductor pattern are pressed against each other, which has the effect of preventing poor contact or peeling between the two.
第1図(a) 、 (b)は本発明の第1の実施例の平
面図と断面図、第2図(a) 、 (b)は本発明の第
2の実施例の平面図と断面図、第3図(a) 、 (b
)は従来の液晶ディスプレイ駆動基板の接続構造を示す
平面図と断面図である。
1・・・・・・LCDパネル、2・・・・・・LCD駆
動基板、3.3′・・・・・・シールドケース、4・・
・・・・異方性導電フィルム、5・・・・・・LSI、
8・・・・・・導体パターン、7・・・・・・LCDパ
ネル端子、8・・・・・・すべりフィルム、9.9′・
・・・・・防湿樹脂。
代理人 弁理士 内 原 音
4:異方I匿厚電スlレム
6:ブA゛リフィルム
)も 7 z
lLCD/望ネ1し
2: LCD駆動基板
s:tsr !fJj湿霜腹
6:4I准険でターン
第Z 図
(とl、ン
1:LCDパ序1し
Z : LCD!EttJa
4:異カオ生導電スルム
第3
Cb)
¥LSI
6 :A随峙マターン
7:LCDパネル#j1子
図FIGS. 1(a) and (b) are a plan view and a sectional view of a first embodiment of the present invention, and FIGS. 2(a) and (b) are a plan view and a sectional view of a second embodiment of the present invention. Figure 3 (a), (b
) are a plan view and a sectional view showing a connection structure of a conventional liquid crystal display driving board. 1...LCD panel, 2...LCD drive board, 3.3'...shield case, 4...
...Anisotropic conductive film, 5...LSI,
8... Conductor pattern, 7... LCD panel terminal, 8... Slip film, 9.9'.
... Moisture-proof resin. Agent Patent Attorney Uchihara Oto 4: Anisotropic I Hidden Thick Electric Slem 6: Blank A Refilm) 7 z lLCD/Viewer 1 and 2: LCD drive board s: tsr! fJj wet frost belly 6: 4I Jun-kei turn Z diagram (and l, n 1: LCD path sequence 1 and Z: LCD! EttJa 4: different chaos raw conductivity sum 3rd Cb) ¥LSI 6: A side pattern 7: LCD panel #j1 child diagram
Claims (1)
基板に前記パネル端子に対応するように設けた導体パタ
ーンとの間に異方性導電フィルムを介在させて重ね合わ
せ液晶ディスプレイ駆動基板の背部より加熱押圧して前
記パネル端子と前記導体パターンとを接続する液晶ディ
スプレイ駆動基板の接続構造において、前記液晶ディス
プレイ駆動基板の背部に防湿樹脂を塗布し、前記防湿樹
脂表面にすべりフィルムを設け、前記液晶ディスプレイ
パネルと前記すべりフィルムとをはさみ込む構造のシー
ルドケースを具備したことを特徴とする液晶ディスプレ
イ駆動基板の接続構造。An anisotropic conductive film is interposed between the terminals of the liquid crystal display panel and a conductor pattern provided on the liquid crystal display drive board so as to correspond to the panel terminals, and the anisotropic conductive film is superimposed and heated and pressed from the back of the liquid crystal display drive board. In the connection structure of a liquid crystal display drive board that connects a panel terminal and the conductive pattern, a moisture-proof resin is applied to the back of the liquid crystal display drive board, a sliding film is provided on the surface of the moisture-proof resin, and the liquid crystal display panel and the sliding A connection structure for a liquid crystal display drive board, characterized by comprising a shield case structured to sandwich a film.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13867089A JPH0823639B2 (en) | 1989-05-30 | 1989-05-30 | Liquid crystal display drive board connection structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13867089A JPH0823639B2 (en) | 1989-05-30 | 1989-05-30 | Liquid crystal display drive board connection structure |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH032730A true JPH032730A (en) | 1991-01-09 |
JPH0823639B2 JPH0823639B2 (en) | 1996-03-06 |
Family
ID=15227377
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13867089A Expired - Lifetime JPH0823639B2 (en) | 1989-05-30 | 1989-05-30 | Liquid crystal display drive board connection structure |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0823639B2 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08292444A (en) * | 1995-04-20 | 1996-11-05 | Ricoh Co Ltd | Liquid crystal display unit and its production |
JP2005017791A (en) * | 2003-06-27 | 2005-01-20 | Hitachi Displays Ltd | Display device |
CN100397160C (en) * | 2005-04-01 | 2008-06-25 | 杨勇 | Method for recovering poor product ni packaging technique of liquid crystal module with anisotropic conducting film |
KR200482324Y1 (en) * | 2015-07-31 | 2017-01-10 | 성정환 | Fan handle |
-
1989
- 1989-05-30 JP JP13867089A patent/JPH0823639B2/en not_active Expired - Lifetime
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08292444A (en) * | 1995-04-20 | 1996-11-05 | Ricoh Co Ltd | Liquid crystal display unit and its production |
JP2005017791A (en) * | 2003-06-27 | 2005-01-20 | Hitachi Displays Ltd | Display device |
CN100397160C (en) * | 2005-04-01 | 2008-06-25 | 杨勇 | Method for recovering poor product ni packaging technique of liquid crystal module with anisotropic conducting film |
KR200482324Y1 (en) * | 2015-07-31 | 2017-01-10 | 성정환 | Fan handle |
Also Published As
Publication number | Publication date |
---|---|
JPH0823639B2 (en) | 1996-03-06 |
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