Liquid crystal indicator
Technical field
The invention relates to a kind of display device, and particularly relevant for a kind of liquid crystal indicator.
Background technology
In recent years, increasingly mature along with photoelectric technology and semiconductor fabrication, flat display apparatus is just flourish.Wherein, liquid crystal indicator is based on advantage such as its low voltage operating, radiationless line scattering, in light weight 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 liquid crystal panel of tradition liquid crystal indicator is that the control signal with control circuit board is sent to continuous drive circuit board by connector, drives the liquid crystal panel that links to each other by the chip for driving on the drive circuit board again.Yet such framework need use a plurality of circuit boards and a plurality of connector, and material and time cost are all too high.Person very, along with the size of liquid crystal indicator continues to increase, there is the problem that is easy to generate flexural deformation and damages in single drive circuit board, and also needs drive circuit board is divided into two, and has increased the material and the time cost of circuit board and connector again again.
Summary of the invention
The present invention provides a kind of liquid crystal indicator, but 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 disposed at a 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 a plurality of first chip for driving and a time clock controller.Second drive circuit board has a plurality of second chip for driving.First drive circuit board and second drive circuit board are electrically connected at the same side of liquid crystal panel.First connector electrically connects first drive circuit board and second drive circuit board.
In an embodiment of liquid crystal indicator of the present invention, the quantity of first chip for driving and second chip for driving is identical or different.
In an embodiment of liquid crystal indicator of the present invention, first connector is the vertical bar shape.In addition, first connector is for example by twice of bending.In addition, two of first connector ends than the stage casing of first connector near or away from liquid crystal panel.Moreover two joints of two ends of first connector are the vertical bar shape, and the length of said joint direction is parallel with the side of liquid crystal panel, folder one acute angle or vertical.
In an embodiment of liquid crystal indicator of the present invention, first connector is the U font.
In an embodiment of liquid crystal indicator of the present invention, liquid crystal panel module more comprises one second connector.First connector and second connector part are overlapping.In addition, the length of first connector is for example greater than the length of second connector.In addition, first connector and second connector for example are the vertical bar shape respectively.Moreover first connector and second connector are for example respectively by twice of bending.Two ends of first connector than the stage casing of first connector near or away from liquid crystal panel, and two ends of second connector than the stage casing of second connector near or away from liquid crystal panel.Four joints of four ends of first connector and second connector are the vertical bar shape, and the length of said joint direction is parallel with the side of liquid crystal panel, folder one 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 second connector are side by side and underlapped.In addition, first connector and second connector are for example respectively by twice of bending.
In an embodiment of liquid crystal indicator of the present invention, liquid crystal panel module more comprises one second connector.First connector and second connector are respectively by bending twice, and first connector is identical with the length of second connector.
Based on above-mentioned, liquid crystal indicator of the present invention is that clock impulse controller is integrated on the drive circuit board, therefore can reduce the material and the time cost of circuit board and connector.
Description of drawings
For let above-mentioned purpose of the present invention, feature and advantage can be more obviously understandable, elaborate below in conjunction with the accompanying drawing specific embodiments of the invention, 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 synoptic diagram of the liquid crystal panel module of the present invention first to the tenth embodiment.
The main element symbol description:
50: liquid crystal indicator
100,100A~100J: liquid crystal panel module
200: backlight module
210: exiting surface
300: preceding frame
110: liquid crystal panel
112: side
120A, 120B: first drive circuit board
122: the first chip for driving
124: clock impulse controller
The 126:DC/DC chip
130A, 130B: second drive circuit board
132: the second chip for driving
140A~140J: first connector
142,152: joint
150A~150J: 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 with reference to Fig. 1, the liquid crystal indicator 50 of present embodiment comprises a liquid crystal panel module 100 and a backlight module 200.Liquid crystal panel module 100 is disposed at a side of backlight module 200.Particularly, liquid crystal panel module 100 is to be disposed on the exiting surface 210 of backlight module 200.The backlight module 200 of present embodiment is to be designed to example with employing side incident type, but when liquid crystal indicator 50 is of a size of at 37 o'clock or is bigger, backlight module 200 normal employing straight-down negatives designs.In addition, liquid crystal indicator 50 more can have frame 300 before, with so that liquid crystal panel module 100 can be more firm be configured on the backlight module 200.Below explanation can be used for the numerous embodiments of the liquid crystal panel module 100 of liquid crystal indicator 50.
Fig. 2 is the synoptic diagram of the liquid crystal panel module of first embodiment of the invention.Please with reference to Fig. 2, the liquid crystal panel module 100A of present embodiment comprises a liquid crystal panel 110, one first drive circuit board 120A, one second drive circuit board 130A and one first connector 140A.The first drive circuit board 120A has a plurality of first chip for driving 122 and a time clock controller 124.The second drive circuit board 130A has a plurality of second chip for driving 132.The first drive circuit board 120A and the second drive circuit board 130A are the same sides 112 that is electrically connected at liquid crystal panel 110.The first connector 140A electrically connects the first drive circuit board 120A and the second drive circuit board 130A.
Because present embodiment has two drive circuit board 120A,, can guarantee that still drive circuit board can be because of not long and produce curved and alter into damage even therefore the size of liquid crystal panel module 100A is bigger.In addition,, therefore can reduce the usage quantity of circuit board and connector, and then reduce the material and the time cost of circuit board and connector because clock impulse controller 124 is integrated in the first drive circuit board 120A.
First chip for driving 122 of present embodiment and second chip for driving 132 are to be example with the data line that all is used to drive liquid crystal panel 110, but also can be used for driving scanning linear or other element of liquid crystal panel 110.Can also be integrated with direct current to direct current conversion chip 126 on the first drive circuit board 120A or the second drive circuit board 130A, to provide suitable WV in clock impulse controller 124, first chip for driving 122 and second chip for driving 132.The first connector 140A of present embodiment is the U font, that is the circuit on the first connector 140A also roughly is the U font.Two joints 142 of two ends of the first connector 140A are the 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 chip for driving 122 of present embodiment is identical with the quantity of second chip for driving 132, and the length of the first drive circuit board 120A and the second drive circuit board 130A is also roughly the same.
When the configuration of design on the first drive circuit board 120A, the second drive circuit board 130A and the first connector 140A; Be close to good to each first chip for driving 122, because line impedance is different signal interfered with each other to avoid and worsen with the line impedance of each second chip for driving 132 with enable clock impulse controller 124.
Fig. 3 is the synoptic diagram of the liquid crystal panel module of second embodiment of the invention.Please with reference to Fig. 3, the liquid crystal panel module 100B of present embodiment is similar with the liquid crystal panel module 100A of Fig. 2, only introduces its difference at this.The first connector 140B of the liquid crystal panel module 100B of present embodiment is the vertical bar shape, so can be easy to let the circuit on the first connector 140B have equal length and impedance.In addition, the length direction of two joints 142 of two of the first connector 140B ends is vertical with the side 112 of liquid crystal panel 110.In addition, first chip for driving 122 is different with the quantity of second chip for driving 132, and the first drive circuit board 120B is also different with the length of the second drive circuit board 130B.
Fig. 4 to Fig. 6 is respectively the synoptic diagram of the liquid crystal panel module of the present invention the 3rd to the 5th embodiment.Please with reference to Fig. 4, the liquid crystal panel module 100C of present embodiment is similar with the liquid crystal panel module 100B of Fig. 3, only introduces its difference at this.The first connector 140C of the liquid crystal panel module 100C of present embodiment is bent twice.The first connector 140C also is not to be the vertical bar shape before the bending, so be easy to let the circuit on the first connector 140C have equal length and impedance equally.In addition, the stage casing M10 of the first connector 140C than two terminal E10 of the first connector 140C away from liquid crystal panel 110, to avoid the first connector 140C contact liquid crystal panel 110.Then please with reference to Fig. 5, the liquid crystal panel module 100D of present embodiment is similar with the liquid crystal panel module 100C of Fig. 4, only introduces its difference at this.The stage casing M10 of the first connector 140D of the liquid crystal panel module 100D of present embodiment, collides with personnel or article when the assembling to avoid the first connector 140D to exceed the scope of the first drive circuit board 120B and the second drive circuit board 130B near liquid crystal panel 110 than two terminal E10 of the first connector 140D easily.Then please with reference to Fig. 6, the liquid crystal panel module 100E of present embodiment is similar with the liquid crystal panel module 100D of Fig. 5, 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 present embodiment are the vertical bar shape; And side 112 folder one acute angles (for example being 45 °) of the length direction of joint 142 and liquid crystal panel 110 are with the width of the moderate reduction first drive circuit board 120B and the second drive circuit board 130B.
Fig. 7 is the synoptic diagram of the liquid crystal panel module of sixth embodiment of the invention.Please with reference to Fig. 7, the liquid crystal panel module 100F of present embodiment is similar with the liquid crystal panel module 100B of Fig. 3, only introduces its difference at this.The liquid crystal panel module 100F of present embodiment more comprises one second connector 150F.The first connector 140F and the second connector 150F are overlapped.In addition, the length of the first connector 140F is greater than the length of the second connector 150F, so that stagger in the junction of both and the first drive circuit board 120B and the second drive circuit board 130B.The first connector 140F and the second connector 150F are the vertical bar shape respectively.Owing to adopt two connector 140F and 150F, so can reduce the width of the first drive circuit board 120B and the second drive circuit board 130B.
Fig. 8 to Figure 11 is respectively the synoptic diagram of the liquid crystal panel module of the present invention the 7th to the tenth embodiment.Please with reference to Fig. 8, the liquid crystal panel module 100G of present embodiment is similar with the liquid crystal panel module 100F of Fig. 7, only introduces its difference at this.The first connector 140G of the liquid crystal panel module 100G of present embodiment and the second connector 150G are respectively by twice of bending.The first connector 140G and the second connector 150G also are not to be the vertical bar shape before the bending, so be easy to let 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 than four terminal 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 contact liquid crystal panel 110.Four joints 142 of four ends of the first connector 140G and the second connector 150G and 152 are the vertical bar shape, and joint 142 is parallel with the side 112 of liquid crystal panel 110 with 152 length direction.The first connector 140G and the second connector 150G are side by side and underlapped.
Then please with reference to Fig. 9, the liquid crystal panel module 100H of present embodiment is similar with the liquid crystal panel module 100G of Fig. 8, only introduces its difference at this.The first connector 140H of the liquid crystal panel module 100H of present embodiment and two stage casing M10 of the second connector 150H, collide with personnel or article when the assembling to avoid the first connector 140D to exceed the scope of the first drive circuit board 120B and the second drive circuit board 130B near liquid crystal panel 110 than four terminal E10 of the first connector 140H and the second connector 150H easily.
Then please with reference to Figure 10, the liquid crystal panel module 100I of present embodiment is similar with the liquid crystal panel module 100H of Fig. 9, only introduces its difference at this.Two joints 142 of the first connector 140I of the liquid crystal panel module 100I of present embodiment and two ends of the second connector 150I and 152 are the vertical bar shape, and side 112 folders one acute angle of the length direction of joint 142 and 152 and liquid crystal panel 110.In addition, the first connector 140I of present embodiment and the second connector 150I are overlapped.
Then please with reference to Figure 11, the liquid crystal panel module 100J of present embodiment is similar with the liquid crystal panel module 100I of Figure 10, only introduces its difference at this.The first connector 140J of the liquid crystal panel module 100J of present embodiment is identical with the length of the second connector 150J and overlap side by side.
In sum, liquid crystal indicator of the present invention adopts two drive circuit boards, can guarantee drive circuit board can be because of the influence of gravity crooked deformation and cause damage.In addition, because clock impulse controller is integrated in one of them drive circuit board, therefore can reduces the usage quantity of circuit board and connector and reduce material and time cost.
Though the present invention discloses as above with preferred embodiment; Right its is not that any those skilled in the art are not breaking away from the spirit and scope of the present invention in order to qualification the present invention; When can doing a little modification and perfect, so protection scope of the present invention is when being as the criterion with what claims defined.