CN102540523B - Liquid crystal display device - Google Patents
Liquid crystal display device Download PDFInfo
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- CN102540523B CN102540523B CN201010590541.6A CN201010590541A CN102540523B CN 102540523 B CN102540523 B CN 102540523B CN 201010590541 A CN201010590541 A CN 201010590541A CN 102540523 B CN102540523 B CN 102540523B
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- liquid crystal
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- crystal panel
- circuit board
- drive circuit
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Abstract
The invention discloses a liquid crystal display device, which solves the problem of overhigh cost. The liquid crystal display device comprises a backlight module and a liquid crystal panel module, wherein the liquid crystal panel module is arranged on one side of the backlight module, and comprises a liquid crystal panel, a first driving circuit board, a second driving circuit board and a connector; the first driving circuit board is provided with a plurality of first driving chips and a clock pulse controller; the second driving circuit board is provided with a plurality of second driving chips; the first driving circuit board and the second driving circuit board are electrically connected to the same side of the liquid crystal panel; and the connector is electrically connected with the first driving circuit board and the second driving circuit board.
Description
Technical field
The invention relates to a kind of display device, and relate to a kind of liquid crystal indicator especially.
Background technology
In recent years, increasingly mature along with photoelectric technology and semiconductor fabrication, flat display apparatus is just flourish.Wherein, liquid crystal indicator, based on the advantage such as its low voltage operating, radiationless line scattering, lightweight and volume be little, replaces traditional CRT display more gradually and becomes the main flow of display device product in recent years.
The driving method of the liquid crystal panel of traditional liquid crystal display device is that the control signal of control circuit board is sent to connected drive circuit board by connector, then is driven the liquid crystal panel be connected by the driving chip on drive circuit board.But such framework need use multiple circuit board and multiple connector, and material and time cost are all too high.Notably, along with the size of liquid crystal indicator continues to increase, the problem that single drive circuit board exists easily generation flexural deformation and damages, also needs drive circuit board to be divided into two, adds again material and the time cost of circuit board and connector again.
Summary of the invention
The invention provides a kind of liquid crystal indicator, can the too high problem of workout cost.
Liquid crystal indicator of the present invention comprises a backlight module and a liquid crystal panel module.Liquid crystal panel module is configured at the side of backlight module.Liquid crystal panel module comprises a liquid crystal panel, one first drive circuit board, one second drive circuit board and one first connector.First drive circuit board has multiple first driving chip and a clock impulse controller.Second drive circuit board has multiple second driving chip.First drive circuit board and the second drive circuit board are electrically connected at the same side of liquid crystal panel.First connector is electrically connected the first drive circuit board and the second drive circuit board.
In an embodiment of liquid crystal indicator of the present invention, the quantity of the first driving chip and the second driving chip is identical or different.
In an embodiment of liquid crystal indicator of the present invention, the first connector is vertical bar shape.In addition, the first connector is such as bent twice.In addition, the first connector two ends compared with the first connector stage casing near or away from liquid crystal panel.Moreover two joints of two ends of the first connector are vertical bar shape, and the length direction of joint parallel with the side of liquid crystal panel, press from both sides an acute angle or vertical.
In an embodiment of liquid crystal indicator of the present invention, the first connector is U-shaped.
In an embodiment of liquid crystal indicator of the present invention, liquid crystal panel module more comprises one second connector.First connector is overlapping with the second connector part.In addition, the length of the first connector is such as greater than the length of the second connector.In addition, the first connector and the second connector are such as respectively in vertical bar shape.Moreover the first connector and the second connector are such as bent twice respectively.Two ends of the first connector compared with the first connector stage casing near or away from liquid crystal panel, and two of the second connector ends compared with the second connector stage casing near or away from liquid crystal panel.Four joints of four ends of the first connector and the second connector are vertical bar shape, and the length direction of joint parallel with the side of liquid crystal panel, press from both sides an acute angle or vertical.
In an embodiment of liquid crystal indicator of the present invention, liquid crystal panel module more comprises one second connector.First connector and the second connector underlapped side by side.In addition, the first connector and the second connector are such as bent twice respectively.
In an embodiment of liquid crystal indicator of the present invention, liquid crystal panel module more comprises one second connector.First connector and the second connector are bent twice respectively, and the first connector is identical with the length of the second connector.
Based on above-mentioned, liquid crystal indicator of the present invention is integrated on drive circuit board by clock impulse controller, therefore can reduce material and the time cost of circuit board and connector.
Accompanying drawing explanation
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated, wherein:
Fig. 1 is the exploded perspective view of the liquid crystal indicator of one embodiment of the invention.
Fig. 2 to Figure 11 is respectively the schematic diagram of the present invention first to the liquid crystal panel module of the tenth embodiment.
Main element symbol description:
50: liquid crystal indicator
100,100A ~ 100J: liquid crystal panel module
200: backlight module
210: exiting surface
300: front frame
110: liquid crystal panel
112: side
120A, 120B: the first drive circuit board
122: the first driving chip
124: clock impulse controller
126:DC/DC chip
130A, 130B: the second drive circuit board
132: the second driving chip
140A ~ 140J: the first connector
142,152: joint
150A ~ 150J: the second connector
E10: end
M10: stage casing
Embodiment
Fig. 1 is the explosive view of the liquid crystal indicator of one embodiment of the invention.Please refer to Fig. 1, the liquid crystal indicator 50 of the present embodiment comprises liquid crystal panel module 100 and a backlight module 200.Liquid crystal panel module 100 is configured at the side of backlight module 200.Specifically, liquid crystal panel module 100 is configured on an exiting surface 210 of backlight module 200.The backlight module 200 of the present embodiment adopts side light-entering type to be designed to example, but when liquid crystal indicator 50 is of a size of 37 or time larger, backlight module 200 often adopts straight-down negative design.In addition, frame 300 before liquid crystal indicator 50 more can have, in order to being configured on backlight module 200 of making that liquid crystal panel module 100 can be more firm.The numerous embodiments that can be used for the liquid crystal panel module 100 of liquid crystal indicator 50 is below described.
Fig. 2 is the schematic diagram of the liquid crystal panel module of first embodiment of the invention.Please refer to Fig. 2, the liquid crystal panel module 100A of the present embodiment comprises liquid crystal panel 110, a 1 first drive circuit board 120A, one second drive circuit board 130A and one first connector 140A.First drive circuit board 120A has multiple first driving chip 122 and clock impulse controller 124.Second drive circuit board 130A has multiple second driving chip 132.First drive circuit board 120A and the second drive circuit board 130A is the same side 112 being electrically connected at liquid crystal panel 110.First connector 140A is electrically connected the first drive circuit board 120A and the second drive circuit board 130A.
Because the present embodiment has two drive circuit board 120A, even if therefore the size of liquid crystal panel module 100A is comparatively large, still can guarantee that drive circuit board can not produce Bending Deformation because of long and cause damage.In addition, because clock impulse controller 124 is integrated in the first drive circuit board 120A, therefore can reduce the usage quantity of circuit board and connector, and then reduce material and the time cost of circuit board and connector.
First driving chip 122 of the present embodiment and the second driving chip 132 are for all for driving the data line of liquid crystal panel 110, but also can be used for the scanning linear or other element that drive liquid crystal panel 110.First drive circuit board 120A or the second drive circuit board 130A can also be integrated with direct current to direct current conversion chip 126, to provide suitable operating voltage in clock impulse controller 124, first driving chip 122 and the second driving chip 132.The first connector 140A of the present embodiment is U-shaped, that is the circuit on the first connector 140A is also roughly in U-shaped.Two joints 142 of two ends of the first connector 140A are vertical bar shape, and the length direction of joint 142 is parallel with the side 112 of liquid crystal panel 110, to reduce the width of the first drive circuit board 120A and the second drive circuit board 130A.First driving chip 122 of the present embodiment is identical with the quantity of the second driving chip 132, and the first drive circuit board 120A is also roughly the same with the length of the second drive circuit board 130A.
During configuration on design first drive circuit board 120A, the second drive circuit board 130A and the first connector 140A, be close to the line impedance of each second driving chip 132 good to each first driving chip 122 with enable clock impulse controller 124, because line impedance is different to avoid signal is interfered with each other and worsens.
Fig. 3 is the schematic diagram of the liquid crystal panel module of second embodiment of the invention.Please refer to Fig. 3, the liquid crystal panel module 100A of liquid crystal panel module 100B and Fig. 2 of the present embodiment is similar, only introduces its difference at this.The first connector 140B of the liquid crystal panel module 100B of the present embodiment is vertical bar shape, so can be easy to allow the circuit on the first connector 140B have equal length and impedance.In addition, the length direction of two joints 142 of two ends of the first connector 140B and the side 112 of liquid crystal panel 110 vertical.In addition, the first driving chip 122 is different from the quantity of the second driving chip 132, and the first drive circuit board 120B is also different from the length of the second drive circuit board 130B.
Fig. 4 to Fig. 6 is respectively the schematic diagram of the present invention the 3rd to the liquid crystal panel module of the 5th embodiment.Please refer to Fig. 4, the liquid crystal panel module 100B of liquid crystal panel module 100C and Fig. 3 of the present embodiment is similar, only introduces its difference at this.The first connector 140C of the liquid crystal panel module 100C of the present embodiment is bent twice.Also be in vertical bar shape before first connector 140C is not bent, therefore be easy to allow the circuit on the first connector 140C have equal length and impedance equally.In addition, the stage casing M10 of the first connector 140C compared with two end E10 of the first connector 140C away from liquid crystal panel 110, to avoid the first connector 140C Fluid Contacting crystal panel 110.Then please refer to Fig. 5, the liquid crystal panel module 100C of liquid crystal panel module 100D and Fig. 4 of the present embodiment is similar, only introduces its difference at this.The stage casing M10 of the first connector 140D of the liquid crystal panel module 100D of the present embodiment compared with two end E10 of the first connector 140D near liquid crystal panel 110, with avoid the first connector 140D exceed the first drive circuit board 120B and the second drive circuit board 130B scope and easily when assembling and personnel or article collide.Then please refer to Fig. 6, the liquid crystal panel module 100D of liquid crystal panel module 100E and Fig. 5 of the present embodiment is similar, only introduces its difference at this.Two joints 142 of two ends of the first connector 140E of the liquid crystal panel module 100E of the present embodiment are vertical bar shape, and the side 112 of the length direction of joint 142 and liquid crystal panel 110 presss from both sides an acute angle (being such as 45 °), with the width of moderate reduction first drive circuit board 120B and the second drive circuit board 130B.
Fig. 7 is the schematic diagram of the liquid crystal panel module of sixth embodiment of the invention.Please refer to Fig. 7, the liquid crystal panel module 100B of liquid crystal panel module 100F and Fig. 3 of the present embodiment is similar, only introduces its difference at this.The liquid crystal panel module 100F of the present embodiment more comprises one second connector 150F.First connector 140F and the second connector 150F partly overlaps.In addition, the length of the first connector 140F is greater than the length of the second connector 150F, staggers with the junction of the first drive circuit board 120B and the second drive circuit board 130B to make both.First connector 140F and the second connector 150F is respectively in vertical bar shape.Owing to adopting two connector 140F and 150F, therefore the width of the first drive circuit board 120B and the second drive circuit board 130B can be reduced.
Fig. 8 to Figure 11 is respectively the schematic diagram of the present invention the 7th to the liquid crystal panel module of the tenth embodiment.Please refer to Fig. 8, the liquid crystal panel module 100F of liquid crystal panel module 100G and Fig. 7 of the present embodiment is similar, only introduces its difference at this.First connector 140G and the second connector 150G of the liquid crystal panel module 100G of the present embodiment are bent twice respectively.Also be in vertical bar shape before first connector 140G and the second connector 150G is not bent, therefore be easy to allow the circuit on the first connector 140G and the second connector 150G have equal length and impedance equally.In addition, two stage casing M10 of the first connector 140G and the second connector 150G compared with four end E10 of the first connector 140G and the second connector 150G away from liquid crystal panel 110, to avoid the first connector 140G and the second connector 150G Fluid Contacting crystal panel 110.Four joints 142 and 152 of four ends of the first connector 140G and the second connector 150G are vertical bar shape, and joint 142 is parallel with the side 112 of liquid crystal panel 110 with the length direction of 152.First connector 140G and the second connector 150G is underlapped side by side.
Then please refer to Fig. 9, the liquid crystal panel module 100G of liquid crystal panel module 100H and Fig. 8 of the present embodiment is similar, only introduces its difference at this.The first connector 140H of the liquid crystal panel module 100H of the present embodiment and two stage casing M10 of the second connector 150H compared with four end E10 of the first connector 140H and the second connector 150H near liquid crystal panel 110, with avoid the first connector 140D exceed the first drive circuit board 120B and the second drive circuit board 130B scope and easily when assembling and personnel or article collide.
Then please refer to Figure 10, the liquid crystal panel module 100H of liquid crystal panel module 100I and Fig. 9 of the present embodiment is similar, only introduces its difference at this.Two joints 142 and 152 of the first connector 140I of the liquid crystal panel module 100I of the present embodiment and two ends of the second connector 150I are vertical bar shape, and the length direction of joint 142 and 152 and the side 112 of liquid crystal panel 110 press from both sides an acute angle.In addition, the first connector 140I of the present embodiment and the second connector 150I partly overlaps.
Then please refer to Figure 11, the liquid crystal panel module 100I of liquid crystal panel module 100J and Figure 10 of the present embodiment is similar, only introduces its difference at this.The first connector 140J of the liquid crystal panel module 100J of the present embodiment is identical with the length of the second connector 150J and partly overlap side by side.
In sum, liquid crystal indicator of the present invention adopts two drive circuit boards, can guarantee drive circuit board can not because of the impact of gravity Bending Deformation cause damage.In addition, because clock impulse controller is integrated in one of them drive circuit board, therefore can reduce the usage quantity of circuit board and connector and reduce material and time cost.
Although the present invention discloses as above with preferred embodiment; so itself and be not used to limit the present invention, any those skilled in the art, without departing from the spirit and scope of the present invention; when doing a little amendment and perfect, therefore protection scope of the present invention is when being as the criterion of defining with claims.
Claims (17)
1. a liquid crystal indicator, comprising:
One backlight module;
One liquid crystal panel module, is configured at the side of this backlight module, and this liquid crystal panel module comprises:
One liquid crystal panel;
One first drive circuit board, has multiple first driving chip and a clock impulse controller;
One second drive circuit board, this second drive circuit board has multiple second driving chip, and wherein this first drive circuit board and this second drive circuit board are electrically connected at the same side of this liquid crystal panel; And
One first connector, be electrically connected this first drive circuit board and this second drive circuit board, this first connector is bent twice, the stage casing of this first connector is separated by near the side of this liquid crystal panel and this liquid crystal panel the first distance, this first driving chip to be separated by second distance away from the side of this liquid crystal panel and this liquid crystal panel, this second driving chip to be separated by the 3rd distance away from the side of this liquid crystal panel and this liquid crystal panel, wherein this first distance is greater than this second distance and the 3rd distance, the stage casing of two ends of this first connector comparatively this first connector is away from this liquid crystal panel.
2. liquid crystal indicator as claimed in claim 1, it is characterized in that, described first driving chip is identical with the quantity of described second driving chip.
3. liquid crystal indicator as claimed in claim 1, it is characterized in that, described first driving chip is different from the quantity of described second driving chip.
4. liquid crystal indicator as claimed in claim 1, it is characterized in that, two joints of two ends of this first connector are vertical bar shape, and the length direction of described joint is parallel with this side of this liquid crystal panel.
5. liquid crystal indicator as claimed in claim 1, it is characterized in that, two joints of two ends of this first connector are vertical bar shape, and this side of the length direction of described joint and this liquid crystal panel presss from both sides an acute angle.
6. liquid crystal indicator as claimed in claim 1, it is characterized in that, two joints of two ends of this first connector are vertical bar shape, and the length direction of described joint is vertical with this side of this liquid crystal panel.
7. liquid crystal indicator as claimed in claim 1, it is characterized in that, this first connector is U-shaped.
8. liquid crystal indicator as claimed in claim 1, it is characterized in that, this liquid crystal panel module more comprises one second connector, and wherein this first connector is overlapping with this second connector part.
9. liquid crystal indicator as claimed in claim 8, it is characterized in that, the length of this first connector is greater than the length of this second connector.
10. liquid crystal indicator as claimed in claim 8, it is characterized in that, this first connector and this second connector are bent twice respectively.
11. liquid crystal indicators as claimed in claim 10, is characterized in that, the stage casing of two ends of this second connector comparatively this second connector is away from this liquid crystal panel.
12. liquid crystal indicators as claimed in claim 10, is characterized in that, four joints of four ends of this first connector and this second connector are vertical bar shape, and the length direction of described joint is parallel with this side of this liquid crystal panel.
13. liquid crystal indicators as claimed in claim 10, is characterized in that, four joints of four ends of this first connector and this second connector are vertical bar shape, and this side of the length direction of described joint and this liquid crystal panel presss from both sides an acute angle.
14. liquid crystal indicators as claimed in claim 10, is characterized in that, four joints of four ends of this first connector and this second connector are vertical bar shape, and the length direction of described joint is vertical with this side of this liquid crystal panel.
15. liquid crystal indicators as claimed in claim 1, it is characterized in that, this liquid crystal panel module more comprises one second connector, wherein this first connector and this second connector underlapped side by side.
16. liquid crystal indicators as claimed in claim 15, is characterized in that, this first connector and this second connector are bent twice respectively.
17. liquid crystal indicators as claimed in claim 1, it is characterized in that, this liquid crystal panel module more comprises one second connector, and wherein this first connector and this second connector are bent twice respectively, and this first connector is identical with the length of this second connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010590541.6A CN102540523B (en) | 2010-12-08 | 2010-12-08 | Liquid crystal display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010590541.6A CN102540523B (en) | 2010-12-08 | 2010-12-08 | Liquid crystal display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102540523A CN102540523A (en) | 2012-07-04 |
| CN102540523B true CN102540523B (en) | 2015-04-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010590541.6A Active CN102540523B (en) | 2010-12-08 | 2010-12-08 | Liquid crystal display device |
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| Country | Link |
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| CN (1) | CN102540523B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106601166B (en) * | 2016-12-20 | 2019-05-24 | 深圳市华星光电技术有限公司 | Display panel and display device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07169518A (en) * | 1993-12-15 | 1995-07-04 | Fujikura Ltd | Branched tape electric wire |
| JP2000194278A (en) * | 1998-12-28 | 2000-07-14 | Canon Inc | Electric circuit device |
| KR100706742B1 (en) * | 2000-07-18 | 2007-04-11 | 삼성전자주식회사 | Flat panel display apparatus |
| US7618283B1 (en) * | 2008-04-23 | 2009-11-17 | Tyco Electronics Corporation | Bridge connector for connecting circuit boards |
| JP5106341B2 (en) * | 2008-10-02 | 2012-12-26 | 株式会社ジャパンディスプレイイースト | Display device |
| KR101296661B1 (en) * | 2009-05-29 | 2013-08-14 | 엘지디스플레이 주식회사 | Liquid crystal display device |
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2010
- 2010-12-08 CN CN201010590541.6A patent/CN102540523B/en active Active
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| CN102540523A (en) | 2012-07-04 |
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| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: Taiwan, China Hsinchu science and Technology Industrial Park, Miaoli County, Southern Town, science Road, No. 160 Applicant after: Innolux Display Group Applicant after: Qunkang Technology (Shenzhen) Co., Ltd. Address before: Taiwan, China Hsinchu science and Technology Industrial Park, Miaoli County, Southern Town, science Road, No. 160 Applicant before: Chimei Optoelectronics Co., Ltd. Applicant before: Qunkang Technology (Shenzhen) Co., Ltd. |
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| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: QIMEI ELECTRONIC CO LTD TO: INNOLUX DISPLAY CORPORATION |
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| C14 | Grant of patent or utility model | ||
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