CN204374560U - A kind of liquid crystal indicator and electronic equipment - Google Patents
A kind of liquid crystal indicator and electronic equipment Download PDFInfo
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- CN204374560U CN204374560U CN201520012932.8U CN201520012932U CN204374560U CN 204374560 U CN204374560 U CN 204374560U CN 201520012932 U CN201520012932 U CN 201520012932U CN 204374560 U CN204374560 U CN 204374560U
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- liquid crystal
- crystal indicator
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Abstract
The utility model is about a kind of liquid crystal indicator and electronic equipment, relates to electronic technology field, solves the technical matters that the cost of manufacture of existing liquid crystal indicator is higher.The technical scheme of main employing is: a kind of liquid crystal indicator comprises liquid crystal panel, multiple source class driving chip, printing board PCB and multiple flexible PCB FPC.Wherein, liquid crystal panel has viewing area and drive area; Multiple source driving chip is configured on the drive area of liquid crystal panel, and each source driving chip is electrically connected in viewing area; Printing board PCB is equipped with the first driving circuit; Each flexible PCB FPC is connected with the first driving circuit, and is electrically connected with at least two source driving chips.The electronic equipment that the utility model provides comprises above-mentioned liquid crystal indicator.The utility model is mainly used in the liquid crystal indicator and the electronic equipment that provide a kind of low cost.
Description
Technical field
The utility model relates to a kind of electronic technology field, particularly relates to a kind of liquid crystal indicator and electronic equipment.
Background technology
Liquid crystal indicator (i.e. Liquid Crystal Display, LCD) is a kind of display device of planar ultra-thin.LCD is made up of the colour of some or monochrome pixels, and its cardinal principle produces point, line, surface with galvanism liquid crystal molecule to coordinate back fluorescent tube to be formed picture.Compared with traditional electron-beam tube (CRT) display, LCD has advantages such as saving space, energy consumption is low, radiation is low, picture is soft, is thus widely used in current electronic equipment.
Current liquid crystal indicator mainly comprises display section and drive part, and drive part is divided into two kinds, a kind of gate drive IC (Gate IC) for listing in Y-axis, a kind of source drive IC (Source IC) for listing in X-axis.Wherein gate drive IC determines the position of image display, the data that notice each pixel arranged horizontal will input, and source drive IC then arranges the input of data, is responsible for image data to be sent to display section, makes it possess image displaying function.Wherein, the signal input of Source IC has come mainly through printed circuit board (PCB) and flexible PCB (FPC), and in prior art, every Source IC and FPC connects one to one.
But inventor finds do not needing in high-resolution situation, be designed to the liquid crystal indicator that above-mentioned source IC and FPC of the prior art connects one to one and production cost can be made higher.
Utility model content
In view of this, the utility model provides a kind of liquid crystal indicator and electronic equipment, and fundamental purpose is the cost reducing liquid crystal indicator.
For achieving the above object, the utility model mainly provides following technical scheme:
On the one hand, embodiment of the present utility model provides a kind of liquid crystal indicator, and this liquid crystal indicator comprises:
Liquid crystal panel, described liquid crystal panel has viewing area and drive area;
Multiple source driving chip, is configured on the drive area of described liquid crystal panel, and each source driving chip is electrically connected in described viewing area;
Printing board PCB, described printing board PCB is equipped with the first driving circuit;
Multiple flexible PCB FPC, each described flexible PCB FPC is connected with described first driving circuit, and is electrically connected with at least two described source driving chips.
Aforesaid liquid crystal indicator, each described flexible PCB FPC is electrically connected with two described source driving chips.
Aforesaid liquid crystal indicator, each described source driving chip only flexible PCB FPC described with is electrically connected.
Aforesaid liquid crystal indicator, described flexible PCB FPC length is in a first direction greater than the gap between adjacent two described source driving chips;
Wherein, described first direction is the orientation of described source driving chip on described drive area.
Aforesaid liquid crystal indicator, described flexible PCB FPC length in a first direction and described source driving chip length ratio are in a first direction 1.2:1-1.4:1.
Aforesaid liquid crystal indicator, the gap between described arbitrary neighborhood two source driving chips is equal.
Aforesaid liquid crystal indicator, the center in described each flexible PCB FPC center line in a second direction gap between two the described source driving chips be connected electrically.
Aforesaid liquid crystal indicator, the mode that described multiple source driving chip engages with wafer-glass is directly configured on described liquid crystal panel.
Aforesaid liquid crystal indicator, described liquid crystal indicator also comprises multiple gate drive chip;
Described multiple gate drive chip configuration is on the drive area of described liquid crystal panel, and each gate drive chip is electrically connected in described viewing area.
On the other hand, the utility model also provides a kind of electronic equipment, and described electronic equipment comprises the liquid crystal indicator described in above-mentioned any one.
By technique scheme, liquid crystal indicator of the present utility model and electronic equipment at least have following advantages:
Embodiment of the present utility model provides a kind of liquid crystal indicator, and the mentality of designing of this liquid crystal indicator is as follows, and liquid crystal indicator comprises liquid crystal panel, multiple source driving chip, printing board PCB and multiple flexible PCB FPC; Liquid crystal panel has viewing area and drive area; Multiple source driving chip is configured on the drive area of liquid crystal panel, and each source driving chip is electrically connected in viewing area, display information to be write in picture element.Printing board PCB is equipped with the first driving circuit, each flexible PCB FPC is connected with the first driving circuit, and is electrically connected with at least two source driving chips, for obtaining display information, and drives source driving chip by display information write picture element.By above-mentioned mentality of designing, the liquid crystal indicator that embodiment of the present utility model provides changes the one-to-one relationship of flexible PCB FPC and source driving chip in prior art, make each flexible PCB FPC correspondence at least two source driving chips, thus substantially reduce the quantity of flexible PCB FPC in liquid crystal indicator, and then reduce the cost of liquid crystal indicator; Also reduce the bonding number of times of flexible PCB FPC in addition, as everyone knows, the bonding of flexible PCB FPC can consume a large amount of man power and materials, therefore the liquid crystal indicator that the present embodiment provides also reduces the cost of manufacture of liquid crystal indicator.
Further, the liquid crystal indicator that embodiment of the present utility model provides is by each flexible PCB FPC correspondence electrical connection two source driving chips, the number of flexible PCB is made to be reduced to half of the prior art, by arranging the cost not only reducing liquid crystal indicator like this, make liquid crystal indicator differentiate in addition slightly to reduce, but be also unlikely to cause large impact to the resolution of liquid crystal indicator, make it can be widely used in not having in the electronic equipment of rigors display device resolution.
Further, embodiment of the present utility model is by being be greater than the gap between adjacent two source driving chips by flexible PCB FPC Design of length in a first direction, each flexible PCB can be electrically connected with two source driving chips when less change wire laying mode, when flexible PCB quantity greatly reduces, each source driving chip can receive drive singal.
On the other hand, embodiment of the present utility model also provides a kind of electronic equipment, electronic equipment also comprises above-mentioned liquid crystal indicator, by regulating the quantity of source driving chip and the quantity corresponding relation of flexible PCB and source driving chip, come resolution and the production cost of adjustable liquid crystal display display device, thus make manufacturer according to the needs of product environment for use, produce the product of suitable resolution and cost.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be implemented according to the content of instructions, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present utility model.
Accompanying drawing explanation
Fig. 1 is the structural representation of liquid crystal indicator of the prior art;
Fig. 2 is the structural representation of a kind of liquid crystal indicator that embodiment of the present utility model provides;
The structural representation of the another kind of liquid crystal indicator that Fig. 3 provides for embodiment of the present utility model;
The structural representation of the another kind of liquid crystal indicator that Fig. 4 provides for embodiment of the present utility model.
Embodiment
For further setting forth the utility model for the technological means reaching predetermined utility model object and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to according to the embodiment of the utility model application, structure, feature and effect thereof, be described in detail as follows.In the following description, the not necessarily same embodiment that different " embodiment " or " embodiment " refers to.In addition, special characteristic, structure or feature in one or more embodiment can be combined by any suitable form.
Existing liquid crystal indicator mainly comprises the liquid crystal panel be made up of drive area and viewing area, and the multiple source class driving chip (source IC) be wherein configured in drive area write in the picture element of viewing area for showing information.And the above-mentioned course of work of source class driving chip has controlled primarily of printed circuit board (PCB).Source class driving chip is electrically connected with printed circuit board (PCB) by flexible PCB (FPC).As shown in Figure 1, liquid crystal indicator of the prior art is all corresponding 1 flexible PCB (FPC) of 1 source drive wafer (source IC), and 1 source class driving chip (source IC) 1 is electrically connected with corresponding flexible PCB FPC2.Although inventor finds that above-mentioned design resolution is higher, but the large usage quantity of flexible PCB (FPC), and bonding (bonding) number of times of flexible PCB is too many in liquid crystal indicator manufacturing process, thus make the cost of manufacture of liquid crystal indicator all higher.
Based on the defect of above-mentioned existing liquid crystal indicator, following examples of the present utility model provide a kind of liquid crystal indicator, and to reduce the cost of liquid crystal indicator, particular content is as follows.
Embodiment 1
As shown in Figures 2 and 3, the present embodiment provides a kind of liquid crystal indicator, and this liquid crystal indicator comprises: liquid crystal panel, multiple source driving chip 35, printing board PCB 33 and multiple flexible PCB FPC34.Wherein, liquid crystal panel has viewing area 31 and drive area 32; Viewing area 31 has the picture element (pixel) that array (i.e. array) arranges, nationality gets final product composing images by the combination of these picture elements.Multiple source driving chip 35 is configured on the drive area 32 of liquid crystal panel, and each source driving chip 35 is electrically connected in viewing area 31, display information to be write in picture element.Printing board PCB 33 is equipped with the first driving circuit, each flexible PCB FPC34 is connected with the first driving circuit, and be electrically connected with at least two source driving chips 35, for obtaining display information, and drive source driving chip 35 by display information write picture element.
The liquid crystal indicator that the present embodiment provides changes the one-to-one relationship of flexible PCB FPC and source driving chip in prior art, make each flexible PCB FPC correspondence at least two source driving chips (namely, simplify the electric connection between display panel and system circuit board, simplify the structure of display and corresponding processing procedure).By so arranging the quantity substantially reducing flexible PCB FPC in liquid crystal indicator, thus reduce the cost of liquid crystal indicator, and reduce the bonding number of times of flexible PCB FPC, as everyone knows, the bonding of flexible PCB FPC can consume a large amount of man power and materials, therefore the liquid crystal indicator that the present embodiment provides also reduces the cost of manufacture of liquid crystal indicator.
In addition, in the present embodiment, a flexible PCB FPC of liquid crystal indicator can be electrically connected with two source driving chips, three source class driving chip or multiple source class driving chip.The number that each flexible PCB FPC is electrically connected source driving chip also can inconsistent (as shown in Figure 3), do not do concrete restriction at this.At this, the number that flexible PCB FPC is electrically connected source driving chip can be determined the requirement of resolution in the application according to actual liquid crystal indicator.
Embodiment 2
Further, as shown in Figure 2, the present embodiment provides a kind of liquid crystal indicator, and compared with a upper embodiment, each flexible PCB FPC34 in the present embodiment in liquid crystal indicator is electrically connected with two source driving chips 35.And each source driving chip 35 is only electrically connected with a flexible PCB FPC34.
The liquid crystal indicator that the present embodiment provides is by each flexible PCB FPC34 correspondence electrical connection two source driving chips 35, the number of flexible PCB is made to be reduced to half of the prior art, by arranging the cost not only reducing liquid crystal indicator like this, make liquid crystal indicator differentiate in addition slightly to reduce, but be also unlikely to cause large impact to the resolution of liquid crystal indicator, make it can be widely used in not having in the electronic equipment of rigors display device resolution.
Preferably, the mode that multiple source driving chip engages with wafer-glass is directly configured on liquid crystal panel.By making the viewing area of electrical signal transfer to liquid crystal panel of source driving chip in the mode of glass upward wiring, in prior art, because source driving chip and flexible PCB are electrical connections one to one, as long as so namely cabling glass being walked one deck can meet the coupling requirement of the impedance of cabling, in the present embodiment, change source driving chip corresponding for each flexible PCB into two, only need change the cabling on glass into bilayer, the coupling walking line impedence can be met.
Embodiment 3
Further, the present embodiment provides a kind of liquid crystal indicator, and compared with embodiment 2, the flexible PCB FPC length in a first direction in the present embodiment is greater than the gap between adjacent two source driving chips.Wherein, first direction is the orientation of described source driving chip on described drive area (X-direction in first direction and Fig. 2).
The present embodiment is by design as above, be be greater than the gap between adjacent two source driving chips by flexible PCB FPC Design of length in a first direction, each flexible PCB can be electrically connected with two source driving chips when less change wire laying mode, when flexible PCB quantity greatly reduces, each source driving chip can receive drive singal.
Preferably, the length in a first direction of the flexible PCB FPC in the present embodiment and described source driving chip length ratio are in a first direction 1.2:1-1.4:1.As preferably, flexible PCB FPC length in a first direction and described source driving chip length ratio are in a first direction 1.3:1.By flexible PCB FPC length in a first direction and described source driving chip length ratio are in a first direction set to 1.3:1, can when minimum change wire laying mode, each flexible PCB can be electrically connected with two source driving chips, when flexible PCB quantity greatly reduces, each source driving chip can receive stronger drive singal, the resolution of liquid crystal indicator is caused to the impact of minimum degree.
Preferably, the gap between two source driving chips of the arbitrary neighborhood in the present embodiment is equal, by design as above, the wiring on glass can be made to be uniformly distributed, to be convenient to batch and to become to produce, in addition, what be convenient to flexible PCB is bonding, and then reduces the cost of manufacture of liquid crystal indicator.
Preferably, the center in the center line in a second direction of each flexible PCB FPC in the present embodiment gap between two the described source driving chips be connected electrically.Wherein, described second direction is the Y direction in Fig. 2.By design as above, multiple flexible PCB is made to be evenly distributed between printing board PCB and liquid crystal panel, reduce the cabling requirement of printing board PCB, and picture signal can be made to be transferred on source driving chip better, and then liquid crystal indicator is made to demonstrate the picture of more high-quality.
Embodiment 4
Further, the present embodiment provides a kind of liquid crystal indicator, and compared with above-described embodiment, as shown in Figure 4, the liquid crystal indicator in the present embodiment also comprises multiple gate drive chip 36; Multiple gate drive chip 36 is configured on the drive area 32 of liquid crystal panel, and distributes along the Y direction of drive area, and in addition, each gate drive chip is electrically connected in described viewing area.The data that gate drive chip in the present embodiment will be inputted by pixel of notice each row horizontal, determines the position of image display in viewing area.
In addition, the described drive area in the present embodiment is also provided with the second driving circuit, described multiple gate drive chip is connected with the second driving circuit.
Embodiment 5
Further, the viewing area of the liquid crystal indicator in the present embodiment, there is the picture element (pixel) that array (i.e. array) arranges, nationality can composing images array by the combination of these picture elements) picture element (pixel) that arranges, nationality gets final product composing images by the combination of these picture elements.Particularly, viewing area comprises liquid crystal display and backlight.Wherein, liquid crystal display comprises the front polarizer and front glass panel that superpose successively from front to back, RGB color filter, liquid crystal layer, TFT matrix, rear Polarizer and rear glass plate.Backlight comprises the backlight superposed successively from front to back, prism, diffusingsurface, light guide layer, catoptron.Backlight is arranged on the back of liquid crystal display, and backlight is connected with hardboard.
Embodiment 6
The present embodiment provides a kind of electronic equipment, and described electronic equipment comprises main frame and liquid crystal indicator, and wherein, main frame is connected with liquid crystal indicator, for controlling liquid crystal indicator display image.Liquid crystal indicator comprises liquid crystal panel, multiple source driving chip, printing board PCB and multiple flexible PCB FPC.Wherein, liquid crystal panel has viewing area and drive area; Viewing area has the picture element of arrayed, nationality gets final product composing images by the combination of these picture elements.Multiple source driving chip is configured on the drive area of liquid crystal panel, and each source driving chip is electrically connected in viewing area, display information to be write in picture element.Printing board PCB is equipped with the first driving circuit, each flexible PCB FPC is connected with the first driving circuit, and is electrically connected with at least two source driving chips, for obtaining display information, and drives source driving chip by display information write picture element.
Liquid crystal indicator in the present embodiment can for the liquid crystal indicator described in above-mentioned any embodiment.
Electronic equipment in the present embodiment can by regulating the quantity of source driving chip and the quantity corresponding relation of flexible PCB and source driving chip, come resolution and the production cost of adjustable liquid crystal display display device, thus make manufacturer according to the needs of product environment for use, produce the product of suitable resolution and cost.
To sum up, the liquid crystal indicator that embodiment of the present utility model provides and electronic equipment change the one-to-one relationship of flexible PCB FPC and source driving chip in prior art, make each flexible PCB FPC correspondence at least two source driving chips, thus substantially reduce the quantity of flexible PCB FPC in liquid crystal indicator, and then reduce the cost of liquid crystal indicator; Also reduce the bonding number of times of flexible PCB FPC in addition, as everyone knows, the bonding of flexible PCB FPC can consume a large amount of man power and materials, therefore the liquid crystal indicator that the present embodiment provides also reduces the cost of manufacture of liquid crystal indicator.
The above, it is only preferred embodiment of the present utility model, not any pro forma restriction is done to the utility model, the any simple modification done above embodiment according to technical spirit of the present utility model, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (10)
1. a liquid crystal indicator, is characterized in that, this liquid crystal indicator comprises:
Liquid crystal panel, described liquid crystal panel has viewing area and drive area;
Multiple source driving chip, is configured on the drive area of described liquid crystal panel, and each source driving chip is electrically connected in described viewing area;
Printing board PCB, described printing board PCB is equipped with the first driving circuit;
Multiple flexible PCB FPC, each described flexible PCB FPC is connected with described first driving circuit, and is electrically connected with at least two described source driving chips.
2. liquid crystal indicator according to claim 1, is characterized in that, each described flexible PCB FPC is electrically connected with two described source driving chips.
3. liquid crystal indicator according to claim 2, is characterized in that, each described source driving chip only flexible PCB FPC described with is electrically connected.
4. liquid crystal indicator according to claim 3, is characterized in that, described flexible PCB FPC length is in a first direction greater than the gap between adjacent two described source driving chips;
Wherein, described first direction is the orientation of described source driving chip on described drive area.
5. liquid crystal indicator according to claim 4, is characterized in that, described flexible PCB FPC length in a first direction and described source driving chip length ratio are in a first direction 1.2:1-1.4:1.
6. liquid crystal indicator according to claim 3, is characterized in that, the gap between described arbitrary neighborhood two source driving chips is equal.
7. liquid crystal indicator according to claim 3, is characterized in that, the center in described each flexible PCB FPC center line in a second direction gap between two the described source driving chips be connected electrically.
8. liquid crystal indicator according to claim 1, is characterized in that, the mode that described multiple source driving chip engages with wafer-glass is directly configured on described liquid crystal panel.
9. liquid crystal indicator according to claim 1, is characterized in that, described liquid crystal indicator also comprises multiple gate drive chip;
Described multiple gate drive chip configuration is on the drive area of described liquid crystal panel, and each gate drive chip is electrically connected in described viewing area.
10. an electronic equipment, is characterized in that, described electronic equipment comprises the liquid crystal indicator described in any one of claim 1-9.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520012932.8U CN204374560U (en) | 2015-01-08 | 2015-01-08 | A kind of liquid crystal indicator and electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520012932.8U CN204374560U (en) | 2015-01-08 | 2015-01-08 | A kind of liquid crystal indicator and electronic equipment |
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| CN204374560U true CN204374560U (en) | 2015-06-03 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106571116A (en) * | 2015-10-13 | 2017-04-19 | 中华映管股份有限公司 | Display panel |
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- 2015-01-08 CN CN201520012932.8U patent/CN204374560U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106571116A (en) * | 2015-10-13 | 2017-04-19 | 中华映管股份有限公司 | Display panel |
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