CN101488313A - Planar display having test structure - Google Patents
Planar display having test structure Download PDFInfo
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- CN101488313A CN101488313A CNA2009100085719A CN200910008571A CN101488313A CN 101488313 A CN101488313 A CN 101488313A CN A2009100085719 A CNA2009100085719 A CN A2009100085719A CN 200910008571 A CN200910008571 A CN 200910008571A CN 101488313 A CN101488313 A CN 101488313A
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Abstract
The invention relates to a flat panel display with a simplified test structure for reducing the frame area of a baseplate, which comprises a plurality of data wires, a plurality of gate lines, a plurality of first wires, a plurality of first unidirectional switch units, a plurality of second unidirectional switch units, a plurality of control units and second wires. The display is characterized in that: the plurality of gate lines are used for transmitting gird signals needed while testing, each first unidirectional switch unit only permits signals to be transmitted unidirectionally from the corresponding first wire to the corresponding gate line, each second unidirectional switch unit only permits signals to be transmitted unidirectionally from the corresponding first wire to the second wire; the second wire is use for transmitting the corresponding feed-in gird signals of the corresponding second unidirectional switch, each control unit controls testing data signals to be input into a corresponding data wire according to the gird signals transmitted by the second wire.
Description
Technical field
The present invention relates in particular to a kind of tool and simplifies the flat-panel screens of test structure with reduction substrate rim area area relevant for a kind of flat-panel screens of tool test structure.
Background technology
Flat-panel screens (Flat-Panel Display) is at present main popular display, wherein LCD more because have that external form is frivolous, power saving and advantage such as radiationless, and be widely used on the electronic products such as computer screen, mobile phone, PDA(Personal Digital Assistant), flat-surface television.The principle of work of LCD is the ordered state that the voltage difference that utilize to change the liquid crystal layer two ends changes the liquid crystal molecule in the liquid crystal layer, in order to change the light transmission of liquid crystal layer, to cooperate backlight module again the light source that provided with show image.
Yet, because the display that most of portable electron device is installed is the small-sized plane display, so how to reduce the rim area area to reduce the important topic that the infrabasal plate size is the small design flat-panel screens.
Summary of the invention
According to embodiments of the invention, it discloses a kind of tool and simplifies the flat-panel screens of test structure with reduction substrate rim area area, and it comprises substrate, many data lines, many gate lines, many first leads, a plurality of first single-way switch unit, many second leads, privates, a plurality of second single-way switch unit and a plurality of control modules.
Substrate has image viewing area (Image Display Area) and rim area (Border Area).Many data lines are set in parallel in the image viewing area of substrate.Many gate lines are set in parallel in the image viewing area of substrate, and orthogonal with many data lines substantially.Many first leads, a plurality of first single-way switch unit, many second leads, privates, a plurality of second single-way switch unit and a plurality of control modules are arranged at the rim area of substrate.Many first leads are carried out the required a plurality of signals of panel test in order to transmission.Each first single-way switch unit is electrically connected between corresponding first lead and the corresponding gate line, and only allows signal from the corresponding first lead unidirectional delivery to corresponding gate line.Many second leads are in order to transmit a plurality of data signal under test.Privates is in order to transmit the signal in a plurality of signals.Each second single-way switch unit is electrically connected between privates and corresponding first lead, and only allow signal from the corresponding first lead unidirectional delivery to privates.The signal that each control module is used for transmitting according to privates is controlled the electric connection between corresponding second lead and the respective data lines.
Description of drawings
Fig. 1 is the structural representation of the flat-panel screens of first embodiment of the invention tool test structure;
Fig. 2 is the structural representation of the flat-panel screens of second embodiment of the invention tool test structure;
Fig. 3 is the structural representation of the flat-panel screens of third embodiment of the invention tool test structure;
Fig. 4 is the structural representation of the flat-panel screens of fourth embodiment of the invention tool test structure;
Fig. 5 is the structural representation of the flat-panel screens of fifth embodiment of the invention tool test structure;
Fig. 6 is the structural representation of the flat-panel screens of sixth embodiment of the invention tool test structure;
Fig. 7 is the structural representation of the flat-panel screens of seventh embodiment of the invention tool test structure.
Wherein, Reference numeral
200,300,396,400,500,600,700 flat-panel screens
202,402 driver setting areas
210,310,311,410,510,610,710 infrabasal plates
244,544,644,744 privates
231～234,531～534,631,632,731,732 first leads
235～237,535～537,635～637,735～737 second leads
230,530,630,730 data lines
250,550,650,750 gate lines
290,590,690,790 upper substrates
295,595,695,795 image viewing areas
201,301,601,701 drive module setting districts
240～242,540～542,640～642,740～742 control modules
245～247,365_1～368_1,3652～3682,471～474 transistors
261～264,461～464,561～564,661,662,761,762 first single-way switch unit
265～268,285～288,365～368,565～568,665,666,765,766 second single-way switch unit
265_1～268_1,271～274,285_1～288_1,2852～2882 diodes
281,581,681,781 first areas
282,382,482,582,682,782 second areas
401,501 source drive module setting areas
403,503 grid electrode drive module setting areas
483,583,783 the 3rd zones
Embodiment
For making the present invention more apparent and understandable, hereinafter, cooperate appended accompanying drawing to elaborate especially exemplified by embodiment according to the flat-panel screens of tool test structure of the present invention, but the scope that the embodiment that is provided is not contained in order to restriction the present invention.
Fig. 1 is the structural representation of the flat-panel screens of first embodiment of the invention tool test structure.As shown in Figure 1, flat-panel screens 200 comprises infrabasal plate 210 and upper substrate 290, and liquid crystal layer promptly is folded between infrabasal plate 210 and the upper substrate 290.Upper substrate 290 is a colored filter, is used for the display color picture.Infrabasal plate 210 comprises many data lines that be arranged in parallel 230, many gate lines that be arranged in parallel 250, many first leads 231～234, many second leads 235～237, privates 244, a plurality of first single-way switch unit 261～264, a plurality of second single-way switch unit 265～268, a plurality of control module 240～242, first area 281, second area 282, image viewing area 295 and drive module setting districts 201.Many gate line 250 is orthogonal with many data lines 230 substantially.First area 281 is arranged at two adjacent side areas in addition, image viewing area 295 with second area 282.First area 281 is in order to be provided with a plurality of control modules 240～242 and privates 244, and second area 282 is in order to be provided with drive module setting district 201.Drive module setting district 201 is electrically connected on many data lines 230 and many gate lines 250, is used for being provided with driver module so that required data-signal of show image and signal to be provided.
Many first leads 231～234 and many second leads 235～237 are routed at two subtend edge regions of infrabasal plate 210.Each first single-way switch unit 261 is electrically connected between first lead 231 and the corresponding gate line 250, and only allows signal from first lead, 231 unidirectional delivery to corresponding gate line 250.Each first single-way switch unit 262 is electrically connected between first lead 232 and the corresponding gate line 250, and only allows signal from first lead, 232 unidirectional delivery to corresponding gate line 250.Each first single-way switch unit 263 is electrically connected between first lead 233 and the corresponding gate line 250, and only allows signal from first lead, 233 unidirectional delivery to corresponding gate line 250.Each first single-way switch unit 264 is electrically connected between first lead 234 and the corresponding gate line 250, and only allows signal from first lead, 234 unidirectional delivery to corresponding gate line 250.Therefore, as shown in Figure 1, many strange ordering gate lines 250 are electrically connected on a plurality of first single-way switch unit 261,262 with interleaving mode, and many idol ordering gate lines 250 are electrically connected on a plurality of first single-way switch unit 263,264 with interleaving mode.
The second single-way switch unit 265 is electrically connected between first lead 231 and the privates 244, and only allow signal from first lead, 231 unidirectional delivery to privates 244.The second single-way switch unit 266 is electrically connected between first lead 232 and the privates 244, and only allow signal from first lead, 232 unidirectional delivery to privates 244.The second single-way switch unit 267 is electrically connected between first lead 233 and the privates 244, and only allow signal from first lead, 233 unidirectional delivery to privates 244.The second single-way switch unit 268 is electrically connected between first lead 234 and the privates 244, and only allow signal from first lead, 234 unidirectional delivery to privates 244.
Each control module 240 is electrically connected on privates 244, second lead 235 and respective data lines 230, is used for signal controlling second lead 235 that transmitted according to privates 244 and the electric connection between the respective data lines 230.Each control module 241 is electrically connected on privates 244, second lead 236 and respective data lines 230, is used for signal controlling second lead 236 that transmitted according to privates 244 and the electric connection between the respective data lines 230.Each control module 242 is electrically connected on privates 244, second lead 237 and respective data lines 230, is used for signal controlling second lead 237 that transmitted according to privates 244 and the electric connection between the respective data lines 230.
Many first leads 231～234 are carried out the required a plurality of signals of panel test in order to transmission.Many second leads 235～237 are in order to transmit a plurality of data signal under test.Therefore, the signal that privates 244 transmitted is the signal from many first leads 231～234.In other words, a plurality of control modules 240～242 according to corresponding signal to control the electric connection between many second leads 235～237 and many data lines 230.For example, when the signal of being transmitted when first lead 233 is the enable signal of high level, the second single-way switch unit 267 is that conducting transfers to privates 244 with the signal with high level, being used for a plurality of control modules 240～242 of activation is fed into many data lines 230 with a plurality of data signal under test, and then the color of carrying out a plurality of respective pixel shows and detects.Perhaps, when the signal of being transmitted when first lead 231 is the enable signal of high level, the second single-way switch unit 265 is that conducting transfers to privates 244 with the signal with high level, being used for a plurality of control modules 240～242 of activation is fed into many data lines 230 with a plurality of data signal under test, and then the color of carrying out a plurality of respective pixel shows and detects.
Each first single-way switch unit 261 comprises diode 271, and each first single-way switch unit 262 comprises diode 272, and each first single-way switch unit 263 comprises diode 273, and each first single-way switch unit 264 comprises diode 274.Diode 271 comprises positive terminal and negative pole end, and wherein positive terminal is electrically connected on first lead 231, and negative pole end is electrically connected on corresponding gate line 250.Diode 272 comprises positive terminal and negative pole end, and wherein positive terminal is electrically connected on first lead 232, and negative pole end is electrically connected on corresponding gate line 250.Diode 273 comprises positive terminal and negative pole end, and wherein positive terminal is electrically connected on first lead 233, and negative pole end is electrically connected on corresponding gate line 250.Diode 274 comprises positive terminal and negative pole end, and wherein positive terminal is electrically connected on first lead 234, and negative pole end is electrically connected on corresponding gate line 250.
The second single-way switch unit 265 comprises diode 265_1, and the second single-way switch unit 266 comprises diode 266_1, and the second single-way switch unit 267 comprises diode 267_1, and the second single-way switch unit 268 comprises diode 268_1.Diode 265_1 comprises positive terminal and negative pole end, and wherein positive terminal is electrically connected on first lead 231, and negative pole end is electrically connected on privates 244.Diode 266_1 comprises positive terminal and negative pole end, and wherein positive terminal is electrically connected on first lead 232, and negative pole end is electrically connected on privates 244.Diode 267_1 comprises positive terminal and negative pole end, and wherein positive terminal is electrically connected on first lead 233, and negative pole end is electrically connected on privates 244.Diode 268_1 comprises positive terminal and negative pole end, and wherein positive terminal is electrically connected on first lead 234, and negative pole end is electrically connected on privates 244.
Each control module 240 comprises transistor 245, and each control module 241 comprises transistor 246, and each control module 242 comprises transistor 247.Transistor 245 comprises first end, second end and gate terminal, and wherein first end is electrically connected on second lead 235, and gate terminal is electrically connected on privates 244, the second ends and is electrically connected on respective data lines 230.Transistor 246 comprises first end, second end and gate terminal, and wherein first end is electrically connected on second lead 236, and gate terminal is electrically connected on privates 244, the second ends and is electrically connected on respective data lines 230.Transistor 247 comprises first end, second end and gate terminal, and wherein first end is electrically connected on second lead 237, and gate terminal is electrically connected on privates 244, the second ends and is electrically connected on respective data lines 230.A plurality of transistors 245～247 are thin film transistor (TFT) (Thin Film Transistor), mos field effect transistor (Metal Oxide Semiconductor Field EffectTransistor) or junction field effect transistor (Junction Field Effect Transistor).
In one embodiment, drive module setting district 201 comprises at least one driver setting area 202, is used for being provided with at least one driver so that multidata signal bar data line 230 at the most to be provided, and multiple-grid utmost point signal bar gate line 250 at the most is provided.In another embodiment, drive module setting district 201 comprises a plurality of drivers setting area 202, and a plurality of drivers setting area 202 comprises at least one source electrode driver setting area and at least one gate drivers setting area.The source electrode driver setting area is electrically connected on many data lines 230, is used for being provided with source electrode driver so that the multidata signal to be provided.The gate drivers setting area is electrically connected on many gate lines 250, is used for being provided with gate drivers so that multiple-grid utmost point signal to be provided.
From the above, the signal that 240～242 controls of a plurality of control modules electrically connect, the signal of being imported into for many first leads 231～234.Therefore, two subtend edge regions at infrabasal plate 210 do not need to be provided with in addition privates 244 to transmit exclusive control signal.In other words, can significantly dwindle two subtend edge regions of infrabasal plate 210 to reduce the size of flat-panel screens 200.So flat-panel screens 200 is particularly suitable as the miniscope that any portable electron device is installed.
Fig. 2 is the structural representation of the flat-panel screens of second embodiment of the invention tool test structure.As shown in Figure 2, flat-panel screens 300 comprises infrabasal plate 310 and upper substrate 290, and liquid crystal layer promptly is folded between infrabasal plate 310 and the upper substrate 290.The similar of infrabasal plate 310 is in the structure of infrabasal plate shown in Figure 1 210, main difference is that a plurality of second single-way switch unit 265～268 are substituted by a plurality of second single-way switch unit 285～288, second area 282 is substituted by second area 382, and 201 in drive module setting district is substituted by drive module setting district 301.The subtend of rim area that second area 382 is arranged at infrabasal plate 310 is 281 opposite side edge regions in the first area.Drive module setting district 301 is arranged at second area 382, and its inner structure is same as drive module setting district 201.
The second single-way switch unit 285 comprises two diode 285_1 and 285_2 of serial connection.Diode 285_1 comprises positive terminal and negative pole end, and wherein positive terminal is electrically connected on first lead 231, and negative pole end is electrically connected on diode 285_2.Diode 285_2 comprises positive terminal and negative pole end, and wherein positive terminal is electrically connected on the negative pole end of diode 285_1, and negative pole end is electrically connected on privates 244.The second single-way switch unit 286 comprises two diode 286_1 and 286_2 of serial connection.Diode 286_1 comprises positive terminal and negative pole end, and wherein positive terminal is electrically connected on first lead 232, and negative pole end is electrically connected on diode 286_2.Diode 286_2 comprises positive terminal and negative pole end, and wherein positive terminal is electrically connected on the negative pole end of diode 286_1, and negative pole end is electrically connected on privates 244.The second single-way switch unit 287 comprises two diode 287_1 and 287_2 of serial connection.Diode 287_1 comprises positive terminal and negative pole end, and wherein positive terminal is electrically connected on first lead 233, and negative pole end is electrically connected on diode 287_2.Diode 287_2 comprises positive terminal and negative pole end, and wherein positive terminal is electrically connected on the negative pole end of diode 287_1, and negative pole end is electrically connected on privates 244.The second single-way switch unit 288 comprises two diode 288_1 and 288_2 of serial connection.Diode 288_1 comprises positive terminal and negative pole end, and wherein positive terminal is electrically connected on first lead 234, and negative pole end is electrically connected on diode 288_2.Diode 288_2 comprises positive terminal and negative pole end, and wherein positive terminal is electrically connected on the negative pole end of diode 288_1, and negative pole end is electrically connected on privates 244.
Fig. 3 is the structural representation of the flat-panel screens of third embodiment of the invention tool test structure.As shown in Figure 3, flat-panel screens 396 comprises infrabasal plate 311 and upper substrate 290, and liquid crystal layer promptly is folded between infrabasal plate 311 and the upper substrate 290.The similar of infrabasal plate 311 is in the structure of infrabasal plate shown in Figure 2 310, and main difference is that a plurality of second single-way switch unit 285～288 are substituted by a plurality of second single-way switch unit 365～368.
The second single-way switch unit 365 comprises two transistor 365_1 and 365_2.Transistor 365_1 comprises first end, second end and gate terminal, and wherein first end is electrically connected on first lead 231, and gate terminal is electrically connected on first end, and second end is electrically connected on transistor 365_2.Transistor 365_2 comprises first end, second end and gate terminal, and wherein first end is electrically connected on second end of transistor 365_1, and gate terminal is electrically connected on first end, and second end is electrically connected on privates 244.The second single-way switch unit 366 comprises two transistor 366_1 and 366_2.Transistor 366_1 comprises first end, second end and gate terminal, and wherein first end is electrically connected on first lead 232, and gate terminal is electrically connected on first end, and second end is electrically connected on transistor 366_2.Transistor 366_2 comprises first end, second end and gate terminal, and wherein first end is electrically connected on second end of transistor 366_1, and gate terminal is electrically connected on first end, and second end is electrically connected on privates 244.
The second single-way switch unit 367 comprises two transistor 367_1 and 367_2.Transistor 367_1 comprises first end, second end and gate terminal, and wherein first end is electrically connected on first lead 233, and gate terminal is electrically connected on first end, and second end is electrically connected on transistor 367_2.Transistor 367_2 comprises first end, second end and gate terminal, and wherein first end is electrically connected on second end of transistor 367_1, and gate terminal is electrically connected on first end, and second end is electrically connected on privates 244.The second single-way switch unit 368 comprises two transistor 368_1 and 368_2.Transistor 368_1 comprises first end, second end and gate terminal, and wherein first end is electrically connected on first lead 234, and gate terminal is electrically connected on first end, and second end is electrically connected on transistor 368_2.Transistor 368_2 comprises first end, second end and gate terminal, and wherein first end is electrically connected on second end of transistor 368_1, and gate terminal is electrically connected on first end, and second end is electrically connected on privates 244.In another embodiment, a plurality of transistor 365_2～368_2 can omit, that is second end of a plurality of transistor 365_1～368_1 all directly is electrically connected on privates 244.
Fig. 4 is the structural representation of the flat-panel screens of fourth embodiment of the invention tool test structure.As shown in Figure 4, flat-panel screens 400 comprises infrabasal plate 410 and upper substrate 290, and liquid crystal layer promptly is folded between infrabasal plate 410 and the upper substrate 290.The similar of infrabasal plate 410 is in the structure of infrabasal plate shown in Figure 3 311, main difference is that a plurality of first single-way switch unit 261～264 are substituted by a plurality of first single-way switch unit 461～464, second area 382 is substituted by second area 482 and the 3rd zone 483, and 301 in drive module setting district is substituted by source drive module setting area 401 and grid electrode drive module setting area 403.The subtend of rim area that second area 482 is arranged at infrabasal plate 410 is 281 opposite side edge regions in the first area.The 3rd zone 483 is arranged at the opposite side edge regions adjacent to first area 281 of the rim area of infrabasal plate 410.Source drive module setting area 401 is arranged at second area 482, and grid electrode drive module setting area 403 is arranged at the 3rd zone 483.
Each first single-way switch unit 461 comprises transistor 471, and each first single-way switch unit 462 comprises transistor 472, and each first single-way switch unit 463 comprises transistor 473, and each first single-way switch unit 464 comprises transistor 474.Transistor 471 comprises first end, second end and gate terminal, and wherein first end is electrically connected on first lead 231, and gate terminal is electrically connected on first end, and second end is electrically connected on corresponding gate line 250.Transistor 472 comprises first end, second end and gate terminal, and wherein first end is electrically connected on first lead 232, and gate terminal is electrically connected on first end, and second end is electrically connected on corresponding gate line 250.Transistor 473 comprises first end, second end and gate terminal, and wherein first end is electrically connected on first lead 233, and gate terminal is electrically connected on first end, and second end is electrically connected on corresponding gate line 250.Transistor 474 comprises first end, second end and gate terminal, and wherein first end is electrically connected on first lead 234, and gate terminal is electrically connected on first end, and second end is electrically connected on corresponding gate line 250.
Source drive module setting area 401 is electrically connected on many data lines 230.In one embodiment, source drive module setting area 401 comprises at least one source electrode driver setting area 402, is used for being provided with at least one source electrode driver so that multidata signal bar data line 230 at the most to be provided.In another embodiment, source drive module setting area 401 comprises multiple source driver setting area 402.Each source electrode driver setting area 402 is electrically connected on many data lines 230, is used for being provided with source electrode driver so that the multidata signal to be provided.
Grid electrode drive module setting area 403 is electrically connected on many gate lines 250.In one embodiment, grid electrode drive module setting area 403 comprises at least one gate drivers setting area 404, is used for being provided with at least one gate drivers so that multiple-grid utmost point signal bar gate line 250 at the most to be provided.In another embodiment, grid electrode drive module setting area 403 comprises a plurality of gate drivers setting area 404.Each gate drivers setting area 404 is electrically connected on many gate lines 250, is used for being provided with gate drivers so that multiple-grid utmost point signal to be provided.
Fig. 5 is the structural representation of the flat-panel screens of fifth embodiment of the invention tool test structure.As shown in Figure 5, flat-panel screens 500 comprises infrabasal plate 510 and upper substrate 590, and liquid crystal layer promptly is folded between infrabasal plate 510 and the upper substrate 590.Upper substrate 590 is a colored filter, is used for the display color picture.Infrabasal plate 510 comprises many data lines 530, many gate lines 550, many first leads 531～534, many second leads 535～537, privates 544, a plurality of first single-way switch unit 561～564, a plurality of second single-way switch unit 565～568, a plurality of control module 540～542, first area 581, second area 582, the 3rd zone 583, image viewing area 595, source drive module setting area 501 and grid electrode drive module setting areas 503.First area 581 and second area 582 are arranged at two adjacent side areas beyond the image viewing area 595, and the subtend that the 3rd zone 583 is arranged at rim area is 581 opposite side edge regions in the first area.
Each first single-way switch unit 561 is electrically connected between first lead 531 and the corresponding gate line 550, and only allows signal from first lead, 531 unidirectional delivery to corresponding gate line 550.Each first single-way switch unit 562 is electrically connected between first lead 532 and the corresponding gate line 550, and only allows signal from first lead, 532 unidirectional delivery to corresponding gate line 550.Each first single-way switch unit 563 is electrically connected between first lead 533 and the corresponding gate line 550, and only allows signal from first lead, 533 unidirectional delivery to corresponding gate line 550.Each first single-way switch unit 564 is electrically connected between first lead 534 and the corresponding gate line 550, and only allows signal from first lead, 534 unidirectional delivery to corresponding gate line 550.As shown in Figure 5, many gate lines 550 are electrically connected on a plurality of first single-way switch unit 561～564 that periodically are provided with in regular turn.The inner structure of a plurality of first single-way switch unit 561～564 is same as a plurality of first single-way switch unit 461～464 shown in Figure 4.
The second single-way switch unit 565 is electrically connected between first lead 531 and the privates 544, and only allow signal from first lead, 531 unidirectional delivery to privates 544.The second single-way switch unit 566 is electrically connected between first lead 532 and the privates 544, and only allow signal from first lead, 532 unidirectional delivery to privates 544.The second single-way switch unit 567 is electrically connected between first lead 533 and the privates 544, and only allow signal from first lead, 533 unidirectional delivery to privates 544.The second single-way switch unit 568 is electrically connected between first lead 534 and the privates 544, and only allow signal from first lead, 534 unidirectional delivery to privates 544.The inner structure of a plurality of second single-way switch unit 565～568 is same as a plurality of second single-way switch unit 365～368 shown in Figure 3.
Each control module 540 is electrically connected on privates 544, second lead 535 and respective data lines 530, is used for signal controlling second lead 535 that transmitted according to privates 544 and the electric connection between the respective data lines 530.Each control module 541 is electrically connected on privates 544, second lead 536 and respective data lines 530, is used for signal controlling second lead 536 that transmitted according to privates 544 and the electric connection between the respective data lines 530.Each control module 542 is electrically connected on privates 544, second lead 537 and respective data lines 530, is used for signal controlling second lead 537 that transmitted according to privates 544 and the electric connection between the respective data lines 530.The inner structure of a plurality of control modules 540～542 is same as a plurality of control modules 240～242 shown in Figure 1.
Many first leads 531～534 are carried out the required a plurality of signals of panel test in order to transmission.Many second leads 535～537 are in order to transmit a plurality of data signal under test.Therefore, the signal that privates 544 transmitted is the signal from many first leads 531～534.In other words, a plurality of control modules 540～542 according to corresponding signal to control the electric connection between many second leads 535～537 and many data lines 530.Compared to flat-panel screens shown in Figure 4 400, flat-panel screens 500 all is arranged at the same side edge regions of infrabasal plate 510 with many first leads 531～534 and many second leads 535～537, and source drive module setting area 501 and grid electrode drive module setting area 503 also are arranged at the same side edge regions of infrabasal plate 510.
Fig. 6 is the structural representation of the flat-panel screens of sixth embodiment of the invention tool test structure.As shown in Figure 6, flat-panel screens 600 comprises infrabasal plate 610 and upper substrate 690, and liquid crystal layer promptly is folded between infrabasal plate 610 and the upper substrate 690.Upper substrate 690 is a colored filter, is used for the display color picture.Infrabasal plate 610 comprises many data lines 630, many gate lines 650, many first leads 631～632, many second leads 635～637, privates 644, a plurality of first single-way switch unit 661～662, a plurality of second single-way switch unit 665～666, a plurality of control module 640～642, first area 681, second area 682, image viewing area 695 and drive module setting districts 601.First area 681 is arranged at image viewing area 695 two subtend edge regions in addition with second area 682.First area 681 is in order to be provided with a plurality of control modules 640～642 and privates 644, and second area 682 is in order to be provided with drive module setting district 601.Drive module setting district 601 is electrically connected on many data lines 630 and many gate lines 650, is used for being provided with driver module so that required data-signal of show image and signal to be provided.The inner structure in drive module setting district 601 is same as drive module setting district 201 shown in Figure 1.
Many first leads 631～632 and many second leads 635～637 are routed at two subtend edge regions of infrabasal plate 610.Each first single-way switch unit 661 is electrically connected between first lead 631 and the corresponding strange ordering gate line 650, and only allows signal from first lead, 631 unidirectional delivery to corresponding strange ordering gate line 650.Each first single-way switch unit 662 is electrically connected between first lead 632 and the corresponding idol ordering gate line 650, and only allows signal from the extremely corresponding idol ordering of first lead, 632 unidirectional delivery gate line 650.As shown in Figure 6, many strange ordering gate lines 650 are electrically connected on a plurality of first single-way switch unit 661 respectively, and many idol ordering gate lines 650 are electrically connected on a plurality of first single-way switch unit 662 respectively.The second single-way switch unit 665 is electrically connected between first lead 631 and the privates 644, and only allow signal from first lead, 631 unidirectional delivery to privates 644.The second single-way switch unit 666 is electrically connected between first lead 632 and the privates 644, and only allow signal from first lead, 632 unidirectional delivery to privates 644.
Each control module 640 is electrically connected on privates 644, second lead 635 and respective data lines 630, is used for signal controlling second lead 635 that transmitted according to privates 644 and the electric connection between the respective data lines 630.Each control module 641 is electrically connected on privates 644, second lead 636 and respective data lines 630, is used for signal controlling second lead 636 that transmitted according to privates 644 and the electric connection between the respective data lines 630.Each control module 642 is electrically connected on privates 644, second lead 637 and respective data lines 630, is used for signal controlling second lead 637 that transmitted according to privates 644 and the electric connection between the respective data lines 630.
Many first leads 631～632 are carried out the required a plurality of signals of panel test in order to transmission.Many second leads 635～637 are in order to transmit a plurality of data signal under test.Therefore, the signal that privates 644 transmitted is the signal from many first leads 631～632.In other words, a plurality of control modules 640～642 according to corresponding signal to control the electric connection between many second leads 635～637 and many data lines 630.Compared to flat-panel screens shown in Figure 2 300,600 of flat-panel screens are provided with two first leads 631～632, be routed at two subtend edge regions of infrabasal plate 610, so can further dwindle the size of two subtend edge regions of infrabasal plate 610 with reduction flat-panel screens 600.
Fig. 7 is the structural representation of the flat-panel screens of seventh embodiment of the invention tool test structure.As shown in Figure 7, flat-panel screens 700 comprises infrabasal plate 710 and upper substrate 790, and liquid crystal layer promptly is folded between infrabasal plate 710 and the upper substrate 790.Upper substrate 790 is a colored filter, is used for the display color picture.Infrabasal plate 710 comprises many data lines 730, many gate lines 750, many first leads 731～732, many second leads 735～737, privates 744, a plurality of first single-way switch unit 761～762, a plurality of second single-way switch unit 765～766, a plurality of control module 740～742, first area 781, second area 782, the 3rd zone 783, image viewing area 795 and drive module setting districts 701.First area 781 and second area 782 are arranged at two adjacent side areas beyond the image viewing area 795, and the 3rd zone 783 is arranged at the subtend of rim area of infrabasal plate 710 in the opposite side edge regions of second area 782.
Each first single-way switch unit 761 is electrically connected between first lead 731 and the corresponding strange ordering gate line 750, and only allows signal from first lead, 731 unidirectional delivery to corresponding strange ordering gate line 750.Each first single-way switch unit 762 is electrically connected between first lead 732 and the corresponding idol ordering gate line 750, and only allows signal from the extremely corresponding idol ordering of first lead, 732 unidirectional delivery gate line 750.As shown in Figure 7, many strange ordering gate lines 750 are electrically connected on a plurality of first single-way switch unit 761 respectively, and many idol ordering gate lines 750 are electrically connected on a plurality of first single-way switch unit 762 respectively.The inner structure of a plurality of first single-way switch unit 761～762 is same as a plurality of first single-way switch unit 461～464 shown in Figure 4.
The second single-way switch unit 765 is electrically connected between first lead 731 and the privates 744, and only allow signal from first lead, 731 unidirectional delivery to privates 744.The second single-way switch unit 766 is electrically connected between first lead 732 and the privates 744, and only allow signal from first lead, 732 unidirectional delivery to privates 744.The inner structure of a plurality of second single-way switch unit 765～766 is same as a plurality of second single-way switch unit 365～368 shown in Figure 3.
Each control module 740 is electrically connected on privates 744, second lead 735 and respective data lines 730, is used for signal controlling second lead 735 that transmitted according to privates 744 and the electric connection between the respective data lines 730.Each control module 741 is electrically connected on privates 744, second lead 736 and respective data lines 730, is used for signal controlling second lead 736 that transmitted according to privates 744 and the electric connection between the respective data lines 730.Each control module 742 is electrically connected on privates 744, second lead 737 and respective data lines 730, is used for signal controlling second lead 737 that transmitted according to privates 744 and the electric connection between the respective data lines 730.The inner structure of a plurality of control modules 740～742 is same as a plurality of control modules 240～242 shown in Figure 1.Compared to flat-panel screens shown in Figure 6 600, flat-panel screens 700 all is arranged at the same side edge regions with many first leads 731～732 and many second leads 735～737, and 701 in drive module setting district and a plurality of control modules 740～742 are arranged at two adjacent side areas of infrabasal plate 710.
In sum, in the flat-panel screens of the present invention, multiple-grid utmost point signal is controlled the required control signal of a plurality of control modules in order to conduct in addition, that is does not need to be provided with in addition the lead of transmission of control signals special use in two subtend edge regions of infrabasal plate.In other words, can significantly dwindle two subtend edge regions of infrabasal plate to reduce the size of flat-panel screens.So flat-panel screens of the present invention is particularly suitable as the miniscope that portable electron device is installed.
Certainly; the present invention also can have other various embodiments; under the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (21)
1. the flat-panel screens of a tool test structure is characterized in that, comprises:
One substrate, it has an image viewing area and a rim area;
Many data lines are set in parallel in the image viewing area of this substrate;
Many gate lines are set in parallel in the image viewing area of this substrate, and are orthogonal with described data line substantially;
Many first leads are arranged at the rim area of this substrate, carry out the required a plurality of signals of a panel test in order to transmission;
A plurality of first single-way switch unit are arranged at the rim area of this substrate, and each first single-way switch unit is electrically connected between the corresponding gate line with of corresponding first lead, and only allow signal from this correspondence first lead unidirectional delivery to this correspondence gate line;
Many second leads are arranged at the rim area of this substrate, in order to transmit a plurality of data signal under test;
One privates is arranged at the rim area of this substrate, in order to transmit the signal in the described signal;
A plurality of second single-way switch unit are arranged at the rim area of this substrate, and each second single-way switch unit is electrically connected between corresponding first lead with of this privates, and only allow signal from this correspondence first lead unidirectional delivery to this privates; And
A plurality of control modules are arranged at the rim area of this substrate, and this signal that each control module is used for transmitting according to this privates is controlled the electric connection between the corresponding data line with of corresponding second lead.
2. flat-panel screens according to claim 1 is characterized in that, many strange ordering gate lines of described gate line are electrically connected on two different first leads of described first lead with interleaving mode.
3. flat-panel screens according to claim 1 is characterized in that, many strange ordering gate lines of described gate line are electrically connected on corresponding first lead of described first lead.
4. flat-panel screens according to claim 1 is characterized in that, many idol ordering gate lines of described gate line are electrically connected on two different first leads of described first lead with interleaving mode.
5. flat-panel screens according to claim 1 is characterized in that, many idol ordering gate lines of described gate line are electrically connected on corresponding first lead of described first lead.
6. flat-panel screens according to claim 1 is characterized in that, many of described gate line strange ordering gate lines and many idols gate line that sorts is electrically connected on two different first leads of described first lead respectively with interleaving mode.
7. flat-panel screens according to claim 1 is characterized in that, this first single-way switch unit comprises a diode, and this diode comprises:
One positive terminal is electrically connected on this correspondence first lead; And
One negative pole end is electrically connected on this correspondence gate line.
8. flat-panel screens according to claim 1 is characterized in that, this first single-way switch unit comprises a transistor, and this transistor comprises:
One first end is electrically connected on this correspondence first lead;
One second end is electrically connected on this correspondence gate line; And
One gate terminal is electrically connected on this first end.
9. flat-panel screens according to claim 8 is characterized in that, this transistor is a thin film transistor (TFT), a mos field effect transistor or a junction field effect transistor.
10. flat-panel screens according to claim 1 is characterized in that, this second single-way switch unit comprises one first diode, and this first diode comprises:
One positive terminal is electrically connected on this correspondence first lead; And
One negative pole end is electrically connected on this privates.
11. flat-panel screens according to claim 10 is characterized in that, this second single-way switch unit comprises one second diode in addition, and this second diode comprises:
One positive terminal is electrically connected on this correspondence first lead; And
One negative pole end is electrically connected on the positive terminal of this first diode.
12. flat-panel screens according to claim 1 is characterized in that, this second single-way switch unit comprises a first transistor, and this first transistor comprises:
One first end is electrically connected on this correspondence first lead;
One second end is electrically connected on this privates; And
One gate terminal is electrically connected on this first end.
13. flat-panel screens according to claim 12 is characterized in that, this second single-way switch unit comprises a transistor seconds in addition, and this transistor seconds comprises:
One first end is electrically connected on this correspondence first lead;
One second end is electrically connected on first end of this first transistor; And
One gate terminal is electrically connected on this first end.
14. flat-panel screens according to claim 13 is characterized in that, this first transistor and this transistor seconds are thin film transistor (TFT), mos field effect transistor or junction field effect transistor.
15. flat-panel screens according to claim 1 is characterized in that, this control module comprises a transistor, and this transistor comprises:
One first end is electrically connected on this correspondence second lead;
One second end is electrically connected on this respective data lines; And
One gate terminal is electrically connected on this privates.
16. flat-panel screens according to claim 15 is characterized in that, this transistor is a thin film transistor (TFT), a mos field effect transistor or a junction field effect transistor.
17. flat-panel screens according to claim 1 is characterized in that, other comprises:
One drive module setting district is electrically connected on described data line and described gate line, and this drive module setting district comprises at least one driver setting area.
18. flat-panel screens according to claim 17 is characterized in that, this rim area comprises a first area and a second area, and described control module is arranged at this first area, and this drive module setting district is arranged at this second area.
19. flat-panel screens according to claim 1 is characterized in that, other comprises:
One source pole drive module setting district is electrically connected on described data line, and this source drive module setting area comprises at least one source electrode driver setting area; And
One grid electrode drive module setting area is electrically connected on described gate line, and this grid electrode drive module setting area comprises at least one gate drivers setting area.
20. flat-panel screens according to claim 19, it is characterized in that, this rim area comprises a first area and a second area, and described control module is arranged at this first area, and this source drive module setting area and this grid electrode drive module setting area are arranged at this second area.
21. flat-panel screens according to claim 19, it is characterized in that, this rim area comprises a first area, a second area and one the 3rd zone, described control module is arranged at this first area, this source drive module setting area is arranged at this second area, and this grid electrode drive module setting area is arranged at the 3rd zone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100085719A CN101488313B (en) | 2009-02-03 | 2009-02-03 | Planar display having test structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100085719A CN101488313B (en) | 2009-02-03 | 2009-02-03 | Planar display having test structure |
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| Publication Number | Publication Date |
|---|---|
| CN101488313A true CN101488313A (en) | 2009-07-22 |
| CN101488313B CN101488313B (en) | 2010-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100085719A Active CN101488313B (en) | 2009-02-03 | 2009-02-03 | Planar display having test structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788946A (en) * | 2012-07-20 | 2012-11-21 | 京东方科技集团股份有限公司 | Transistor characteristic testing structure and testing method using transistor characteristic testing structure |
| CN103871341A (en) * | 2014-03-19 | 2014-06-18 | 深圳市华星光电技术有限公司 | Test circuit and display panel |
-
2009
- 2009-02-03 CN CN2009100085719A patent/CN101488313B/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788946A (en) * | 2012-07-20 | 2012-11-21 | 京东方科技集团股份有限公司 | Transistor characteristic testing structure and testing method using transistor characteristic testing structure |
| CN102788946B (en) * | 2012-07-20 | 2015-02-18 | 京东方科技集团股份有限公司 | Transistor characteristic testing structure and testing method using transistor characteristic testing structure |
| CN103871341A (en) * | 2014-03-19 | 2014-06-18 | 深圳市华星光电技术有限公司 | Test circuit and display panel |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101488313B (en) | 2010-08-25 |
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