JPH05303109A - Liquid crystal display device - Google Patents

Liquid crystal display device

Info

Publication number
JPH05303109A
JPH05303109A JP10771492A JP10771492A JPH05303109A JP H05303109 A JPH05303109 A JP H05303109A JP 10771492 A JP10771492 A JP 10771492A JP 10771492 A JP10771492 A JP 10771492A JP H05303109 A JPH05303109 A JP H05303109A
Authority
JP
Japan
Prior art keywords
substrate
formed
common
segment
liquid crystal
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.)
Pending
Application number
JP10771492A
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Japanese (ja)
Inventor
Hitoshi Suda
仁 須田
Original Assignee
Sanyo Electric Co Ltd
三洋電機株式会社
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 Sanyo Electric Co Ltd, 三洋電機株式会社 filed Critical Sanyo Electric Co Ltd
Priority to JP10771492A priority Critical patent/JPH05303109A/en
Publication of JPH05303109A publication Critical patent/JPH05303109A/en
Application status is Pending legal-status Critical

Links

Abstract

PURPOSE: To make even a many-dot display cell, which requires many driving ICs, extremely small in size and facilitate its assembling process.
CONSTITUTION: A segment substrate 10 where striped transparent segment electrodes are formed and a common substrate 20 where stripped transparent common electrodes are formed are united together opposite each other, and this liquid crystal display device has a 1st projection area 10A wherein at least one tail end side of the segment substrate 10 projects from the tail end side of the common substrate 20 and a 2nd projection area 20A where at least one tail end side of the common substrate 20 projects from the tail end side of the segment substrate 10; and plural slim type tabs 40 and 40 mounted with liquid crystal driving ICs 30 and 30 for making a specific display are fixed in the 1st and 2nd projection areas 10A and 20A, and a common display data signal supplied from a controller is supplied to the driving ICs 30 and 30 mounted on the tabs by electric conductors 43 and 43 formed on the projection areas 10A and 20A.
COPYRIGHT: (C)1993,JPO&Japio

Description

【発明の詳細な説明】 DETAILED DESCRIPTION OF THE INVENTION

【0001】 [0001]

【産業上の利用分野】本発明は液晶表示装置に関し、特に大型パネルのCOG構造を有する液晶表示装置に関するものである。 The present invention relates to an LCD display device, and more particularly to a liquid crystal display device having a COG structure of a large panel.

【0002】 [0002]

【従来の技術】最近小型でしかも多ドットの液晶ドットマトリックス表示体が使用されているが、かゝる多ドットの表示体を駆動する場合、数多くの駆動用LSIチップを必要とする。 Although the Related Art Recently a small, yet liquid crystal dot matrix display of multi-dots are used, when driving the display body of such a multi-dot, requires a large number of driving LSI chip. 従来、多ドット表示体と多数の駆動用LSIチップとを電気的に接続する方法として、液晶表示体を取り付ける硬質回路基板に駆動用LSIチップを多数搭載する方法が採られている。 Conventionally, a multi-dot display element and a number of driving LSI chip as a method for electrically connecting method of mounting a large number of driving LSI chip rigid circuit board mounting the liquid crystal display element is taken.

【0003】 [0003]

【発明が解決しようとする課題】しかし、この方法は、 The object of the invention is to be Solved However, this method is,
硬質回路基板の配線パターンピッチに限度があり、小さな基板にまとめることが困難である。 There is a limit to the wiring pattern pitch of the rigid circuit board, it is difficult to put together a small substrate. また硬質回路基板と例えば液晶表示体との位置合せに高い精度を要求し、 Also require high precision positioning of the rigid circuit board and, for example, a liquid crystal display element,
組立製造が困難で、部品点数が多く、かつ小型化、薄型化を妨げ、コスト高を招く課題があった。 Difficult to assemble manufacture, the number of parts, and compact, preventing the thinning, there is a problem that the cost is high.

【0004】本発明は上述した課題に鑑みて為されたもので、この発明の目的は、多数の駆動用LSIを必要とする多数ドット表示用の液晶表示セルの構造であっても、極めて小型化で組立工程を簡素化した液晶表示装置を提供する事である。 [0004] The present invention has been made in view of the problems described above, an object of the present invention may be a structure of a liquid crystal display cell of the multiple dot display requires a large number of driving LSI, very small it is to provide a liquid crystal display device which simplifies the assembly process in reduction.

【0005】 [0005]

【課題を解決するための手段】上述した課題を解決し、 Means for Solving the Problems] To solve the above problems,
目的を達成するため、この発明に係わる液晶表示装置は、ストライプ状の透明なセグメント電極が形成されたセグメント基板とストライプ状の透明なコモン電極が形成されたコモン基板とを対向一体化し、そのセグメント基板の少なくとも一側辺終端辺にはコモン基板の終端辺よりも突出した第1の突出領域及びコモン基板の少なくとも一側辺終端辺にはセグメント基板の終端辺より突出した第2の突出領域を有し、第1及び第2の突出領域上に所定表示を行うための液晶駆動用ICを搭載した複数のフレキシブル基板が固着され、且つ第1及び第2の突出領域上に形成された導電配線により、各駆動用ICを相互接続したことを特徴としている。 To achieve the object, a liquid crystal display device, and a common substrate that striped transparent segment substrate segment electrodes are formed with stripe-shaped transparent common electrode is formed to face integrally, the segment according to the invention a first projection region and the second protruding region on at least one side end edge protruding from end edges of the segment substrate common substrate protrudes from end sides of the common substrate to at least one side end edge of the substrate a plurality of flexible substrates equipped with liquid crystal driving IC for performing a predetermined display on the first and second projecting region are fixed, and formed conductive interconnect the first and second projecting region the is characterized in that it has interconnecting each drive processing IC.

【0006】 [0006]

【作用】以上のように構成される液晶表示装置においては、両基板の突出領域上に液晶駆動用ICを搭載したフレキシブル基板を固着接続することにより、多数のIC In the liquid crystal display device configured as [action] above, by fixing connecting a flexible board having a liquid crystal driving IC to the substrates of the projecting region, a large number of IC
を必要とする多数ドット表示用液晶セルであっても、極めて小型化且つ組立工程を簡素化した液晶表示装置を提供することができる。 The even number dots displaying liquid crystal cell in need, it is possible to provide a liquid crystal display device which simplifies the extremely compact and assembly process.

【0007】 [0007]

【実施例】以下に図1に示した実施例に基づいて、本発明の液晶表示装置を説明する。 EXAMPLES Based on the embodiment shown in Figure 1 below, illustrating a liquid crystal display device of the present invention. 本発明の液晶表示装置は図1に示す如く、透明なセグメント電極(図示しない) The liquid crystal display device of the present invention as shown in FIG. 1, a transparent segment electrodes (not shown)
が形成されたセグメント基板(10)と、透明なコモン電極(図示しない)が形成されたコモン基板(20) Common substrates but the segments substrate formed (10), a transparent common electrode (not shown) is formed (20)
と、両基板(10)(20)の突出領域(10A)(2 When the projecting regions of the substrates (10) (20) (10A) (2
0A)上に搭載された液晶駆動用IC(30)(30) 0A) liquid crystal driving IC mounted on the (30) (30)
が固着されたフレキシブル基板(40)(40)とから構成される。 There constructed from the anchored flexible substrate (40) (40).

【0008】夫々のセグメント基板(10)及びコモン基板(20)はガラス基板が用いられ、その表面には酸化インジューム等の透明電極材料を例えばスパッタ法等の手段により付着させ、所望形状のセグメント電極及びコモン電極が形成されている。 [0008] Each segment substrate (10) and the common substrate (20) is used a glass substrate, on the surface deposited by means such as a transparent electrode material, for example, sputtering method such as indium oxide, segments of desired shape electrode and the common electrode are formed. 両基板(10)(20) Both substrates (10) (20)
上に形成されるセグメント電極及びコモン電極は、図中からでは明らかにされてないが、微細間隔の複数のストライプ状で略基板(10)(20)の表示領域の全面に形成されている。 Segment electrodes and common electrodes are formed on the above, although not disclosed in the in the figure, is formed on the entire surface of the display area of ​​approximately the substrate (10) (20) by a plurality of stripe-shaped fine interval. そして、表示領域上に形成されたセグメント電極及びコモン電極から延在される引き回し配線(11)(21)は、基板(10)(20)の少なくとも1つの周端辺に延在される。 Then, lead wires are extended from the segment electrode and the common electrode formed on the display area (11) (21) is extended in at least one circumferential end side of the substrate (10) (20). 即ち、引き回し配線(1 In other words, the lead wiring (1
1)(21)は両基板(10)(20)の突出した突出領域(10A)(20A)に延在形成される。 1) (21) is extending form the protruding protrusion regions of the substrates (10) (20) (10A) (20A).

【0009】セグメント基板(10)に形成される突出領域(10A)はコモン基板(20)の周端辺より突出するように形成され、コモン基板(20)に形成される突出領域(20A)はセグメント基板(10)の周端辺より突出するように形成される。 [0009] protruding region formed on the segment substrate (10) (10A) is formed to protrude from the peripheral end edge of the common substrate (20), protruding region formed on the common substrate (20) (20A) is It is formed so as to protrude from the peripheral end edge of the segment substrate (10). この突出領域(10 The projecting regions (10
A)(20A)は両基板(10)(20)の1辺あるいは2辺に形成される。 A) (20A) is formed on one side or two sides of the substrates (10) (20).

【0010】両基板(10)(20)の突出領域(10 [0010] projecting regions (10 between the substrates (10) (20)
A)(20A)上には、細長い例えば約5〜10mm幅のフレキシブル基板(40)(40)が固着搭載される。 On A) (20A) is a flexible substrate (40 elongated for example about 5~10mm width) (40) is fixed mounted. 即ち、突出領域(10A)(20A)上に延在された引き回し配線(11)(21)とフレキシブル基板(40)(40)が異方性導電性接着剤等により固着される。 That is, the protruding region (10A) the extended the lead wiring on the (20A) (11) (21) and flexible substrate (40) (40) is fixed by an anisotropic conductive adhesive or the like. フレキシブル基板(40)(40)としては、ポリイミド樹脂等の薄膜より形成されたものが用いられ、 The flexible substrate (40) (40), which is formed from a thin film such as a polyimide resin is used,
その表面には銅箔により所望形状のパターンが形成されている。 Pattern having a desired shape is formed by a copper foil on the surface thereof.

【0011】即ち、フレキシブル基板(40)(40) [0011] In other words, the flexible substrate (40) (40)
上には、引き回し配線(11)(21)と接続される第1の配線(41)とコントローラから供給される共通のデータ信号あるいは電源信号をバイパスするための第2 The upper lead wiring (11) (21) and connected to the first wiring are (41) and the second to bypass the common data signal or the power signal supplied from the controller
の配線(42)が形成されている。 Wiring (42) is formed. そして、フレキシブル基板(40)(40)の略中央部には液晶を駆動させるための駆動用IC(30)(30)が搭載され、フレキシブル基板(40)(40)の第1の配線(41) Then, a substantially central portion of the flexible substrate (40) (40) driving IC (30) for driving the liquid crystal (30) is mounted, a first wiring of the flexible substrate (40) (40) (41 )
(41)及び第2の配線(42)(42)と接続される(以下、フレキシブル基板(40)を単にタブ(30) (41) and the second wiring (42) (42) and are connected (hereinafter, simply tabs flexible substrate (40) (30)
という)。 That).

【0012】両基板(10)(20)に形成された突出領域(10A)(20A)上には、多数のドット表示を行うために上記したタブ(40)(40)が複数個固着される。 [0012] On the substrates (10) (20) which is formed in the projecting region (10A) (20A), said tabs (40) (40) is a plurality secured in order to perform a number of dot display . この際各タブ(40)上に形成された第2の配線(42)は突出領域(10A)(20A)上に形成された導電配線(43)(43)により、夫々電気的に接続され、共通の表示データ信号が第2の配線(42) In this case the second wiring formed on each tab (40) (42) by projecting region (10A) formed on the (20A) conductive lines (43) (43), are respectively electrically connected, common display data signal is a second wiring (42)
(42)、導電配線(43)(43)を介して、各々の駆動IC(30)(30)に供給される。 (42), the conductive wiring through the (43) (43), is supplied to each of the drive IC (30) (30).

【0013】突出領域(10A)(20A)の最端には、マザー基板(図示しない)から延在されたフレキシブルリード線(50)と接続する電極端子が形成されている。 [0013] top end of the protruding area (10A) (20A), the electrode terminals for connecting a mother board extending from (not shown) the flexible lead wire (50) is formed. かかるマザー基板上には、各駆動IC(30) Such mother board, each of the drive IC (30)
(30)に所望のデータを供給するためのマイコン等のコントロールICが搭載されており、上述したようにリード線(50)と両基板の突出領域(10A)(20 (30) is mounted a control IC such as a microcomputer for supplying desired data, the projecting regions of the two substrates leads (50) as described above (10A) (20
A)上に形成した電極端子を接着剤で接続すると、マザー基板上に搭載されたコントローラから、所定の表示データが各駆動用IC(30)に供給され、そのIC(3 Connecting electrode terminals formed on A) with an adhesive, the controller mounted on the mother board, predetermined display data is supplied to each of the drive IC (30), the IC (3
0)からは、そのデータに基づいたセグメント信号及びコモン信号が各セグメント電極及びコモン電極に出力され所望のドット表示が行われることになる。 0) would the segment signals and common signals, based on the data desired dot display is output to the segment electrodes and the common electrode is performed.

【0014】 [0014]

【発明の効果】以上に詳述した如く、本発明に依れば、 As described in detail above, according to the present invention, according to the present invention,
両基板の突出領域に複数のコントローラから供給される共通のデータ信号を各駆動用ICに供給する導電配線を設け、且つ突出領域にタブを搭載させることにより、多数の駆動用ICを必要とする多数ドット表示用セルであっても、極めて小型化で且つ組立工程を簡素化した表示装置を提供することができる。 A common conductive lines for supplying a data signal to each of the drive IC that is supplied from a plurality of controllers in the projecting region of the substrates is provided, and by mounting the tab projecting region, requires a large number of drive IC even many dot display cell, it is possible to provide a display device which simplifies and assembly process in a very compact.

【0015】また、両基板上にスリム状のタブを直接搭載するためにセルの軽量化及び小型化が図れる。 Further, weight and size of the cell in order to mount the slim shape of the tabs directly on the substrates can be reduced.

【図面の簡単な説明】 BRIEF DESCRIPTION OF THE DRAWINGS

【図1】本発明の液晶表示装置を示す斜視図である。 1 is a perspective view showing a liquid crystal display device of the present invention.

【符号の説明】 DESCRIPTION OF SYMBOLS

(10) セグメント基板 (20) コモン基板 (10A)(20A) 突出領域 (30) 駆動用IC (40) タブ (50) リード配線 (10) Segment substrate (20) common substrate (10A) (20A) protruding region (30) driving IC (40) tabs (50) lead wire

Claims (2)

    【特許請求の範囲】 [The claims]
  1. 【請求項1】 ストライプ状の透明なセグメント電極が形成されたセグメント基板とストライプ状の透明なコモン電極が形成されたコモン基板とを対向一体化し、 前記セグメント基板の少なくとも一側辺終端辺は前記コモン基板の終端辺よりも突出した第1の突出領域及び前記コモン基板の少なくとも一側辺終端辺は前記セグメント基板の終端辺より突出した第2の突出領域を有し、 前記第1及び第2の突出領域上に所定表示を行うための液晶駆動用ICを搭載した複数のフレキシブル基板が固着され、且つ第1及び第2の突出領域上に形成された導電配線により、前記各駆動用ICに相互接続したことを特徴とする液晶表示装置。 1. A a common substrate segments substrate striped transparent segment electrodes are formed with stripe-shaped transparent common electrode is formed to face integrally, at least one side end edge of the segment substrate wherein the first projection region and at least one side end side of the common substrate which protrudes than the terminal side of the common substrate having a second protruding region protruding from the termination edge of the segment substrate, said first and second is fixed a plurality of flexible substrates mounted with the liquid crystal driving IC for performing a predetermined display on the projecting region of, and the formed conductive interconnect the first and second protruding region, said each drive IC the liquid crystal display device, characterized in that interconnected.
  2. 【請求項2】 ストライプ状の透明なセグメント電極が形成されたセグメント基板とストライプ状の透明なコモン電極が形成されたコモン基板とを対向一体化し、 前記セグメント基板の少なくとも一側辺終端辺は前記コモン基板の終端辺よりも突出した第1の突出領域及び前記コモン基板の少なくとも一側辺終端辺は前記セグメント基板の終端辺より突出した第2の突出領域を有し、 前記第1及び第2の突出領域上に所定表示を行うための液晶駆動用ICを搭載した複数のスリム型タブが固着され、その突出領域上に形成された導電配線により、前記タブ上に搭載された前記各駆動用ICにコントローラから供給される共通の表示データ信号を供給したことを特徴とする液晶表示装置。 Wherein a common substrate segments substrate striped transparent segment electrodes are formed with stripe-shaped transparent common electrode is formed to face integrally, at least one side end edge of the segment substrate wherein the first projection region and at least one side end side of the common substrate which protrudes than the terminal side of the common substrate having a second protruding region protruding from the termination edge of the segment substrate, said first and second a plurality of slim type tab equipped with a liquid crystal driving IC for performing a predetermined display is fixed on the projected regions, the formed conductive wire to the protruding region, for the respective drive mounted on said tab the liquid crystal display device being characterized in that supplying the common display data signal supplied from the controller to the IC.
JP10771492A 1992-04-27 1992-04-27 Liquid crystal display device Pending JPH05303109A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10771492A JPH05303109A (en) 1992-04-27 1992-04-27 Liquid crystal display device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10771492A JPH05303109A (en) 1992-04-27 1992-04-27 Liquid crystal display device

Publications (1)

Publication Number Publication Date
JPH05303109A true JPH05303109A (en) 1993-11-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Status (1)

Country Link
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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08304845A (en) * 1995-04-27 1996-11-22 Nec Corp Liquid crystal display device
EP1039331A2 (en) * 1999-03-26 2000-09-27 Seiko Epson Corporation Display device and electronic apparatus
US6411352B1 (en) 1998-08-10 2002-06-25 Lg. Philips Lcd Co., Ltd. Slim liquid crystal display device
US6590629B1 (en) 1999-02-05 2003-07-08 Sharp Kabushiki Kaisha Liquid crystal display having a plurality of mounting substrates with common connection lines connecting the mounting substrates
US7027043B2 (en) 2002-03-25 2006-04-11 Sharp Kabushiki Kaisha Wiring substrate connected structure, and display device
US7787086B2 (en) 1998-05-19 2010-08-31 Samsung Electronics Co., Ltd. Liquid crystal display having wide viewing angle
US9041891B2 (en) 1997-05-29 2015-05-26 Samsung Display Co., Ltd. Liquid crystal display having wide viewing angle

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08304845A (en) * 1995-04-27 1996-11-22 Nec Corp Liquid crystal display device
US9041891B2 (en) 1997-05-29 2015-05-26 Samsung Display Co., Ltd. Liquid crystal display having wide viewing angle
US7787087B2 (en) 1998-05-19 2010-08-31 Samsung Electronics Co., Ltd. Liquid crystal display having wide viewing angle
US8054430B2 (en) 1998-05-19 2011-11-08 Samsung Electronics Co., Ltd. Liquid crystal display having wide viewing angle
US8400598B2 (en) 1998-05-19 2013-03-19 Samsung Display Co., Ltd. Liquid crystal display having wide viewing angle
US8711309B2 (en) 1998-05-19 2014-04-29 Samsung Display Co., Ltd. Liquid crystal display having wide viewing angle
US7787086B2 (en) 1998-05-19 2010-08-31 Samsung Electronics Co., Ltd. Liquid crystal display having wide viewing angle
US6411352B1 (en) 1998-08-10 2002-06-25 Lg. Philips Lcd Co., Ltd. Slim liquid crystal display device
US6590629B1 (en) 1999-02-05 2003-07-08 Sharp Kabushiki Kaisha Liquid crystal display having a plurality of mounting substrates with common connection lines connecting the mounting substrates
EP1039331A2 (en) * 1999-03-26 2000-09-27 Seiko Epson Corporation Display device and electronic apparatus
EP1039331A3 (en) * 1999-03-26 2001-01-24 Seiko Epson Corporation Display device and electronic apparatus
US7119801B1 (en) 1999-03-26 2006-10-10 Seiko Epson Corporation Display device and electronic apparatus
US7027043B2 (en) 2002-03-25 2006-04-11 Sharp Kabushiki Kaisha Wiring substrate connected structure, and display device

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