CN1783204A - Display panel - Google Patents
Display panel Download PDFInfo
- Publication number
- CN1783204A CN1783204A CNA2005100555701A CN200510055570A CN1783204A CN 1783204 A CN1783204 A CN 1783204A CN A2005100555701 A CNA2005100555701 A CN A2005100555701A CN 200510055570 A CN200510055570 A CN 200510055570A CN 1783204 A CN1783204 A CN 1783204A
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- test
- terminal
- vision signal
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/006—Electronic inspection or testing of displays and display drivers, e.g. of LED or LCD displays
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3225—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2310/00—Command of the display device
- G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
- G09G2310/0264—Details of driving circuits
- G09G2310/0278—Details of driving circuits arranged to drive both scan and data electrodes
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
- Liquid Crystal (AREA)
- Control Of El Displays (AREA)
Abstract
A display panel which can test before connecting to a outer IC. Test data terminals R-DATA, G-DATA, and B-DATA are provided with respect to video signal lines VL-R, VL-G, and VL-B, via switches SW-R, SW-G, and SW-B, respectively. The switches SW-R, SW-G, and SW-B are turned ON by receiving an H level input signal supplied from a test terminal SW. Thus, a test of a panel is performed before an external IC is connected to the panel. When the external IC is connected to the panel, on the other hand, these terminals used for the test are fixed to an L level, thereby preventing abnormal operations.
Description
Technical field
The present invention is about a kind of display panel.This display panel comprises: at least 3 the video signal cable that transmits the vision signal of RGB respectively; Be arranged at many data lines that are connected with this video signal cable respectively, with the sampling switch (sampling switch) of controlling above-mentioned connection; And control the conducting of aforementioned sampling switch, the horizontal driver circuit of cut-out (ON, OFF), and in regular turn vision signal is supplied to each data line, vision signal is supplied to the pixel that is connected with data line.
Background technology
All the time, the flat-panel screens system that forms most pixels on 1 substrate such as LCD, OLED display considerably popularizes.In this flat-panel screens, have at each selection of configuration transistor of the pixel that is matrix configuration active-matrix profile plate with the demonstration of controlling each pixel, be very suitable for high meticulous demonstration.
In the above-mentioned active-matrix profile plate,, must have: make the vertical driver of display line in the vertical direction displacement in order to be supplied to each pixel of Quadratic Finite Element as the vision signal of display object; And the horizontal driver that in regular turn vision signal is supplied to each pixel of horizontal direction.
In horizontal driver, be that height (H) level of gating signal with the beginning of expression 1 horizontal period is taken into the horizontal displacement buffer, and transmit the H level of this gating signal according to the horizontal transmission clock pulse.
And, synchronous by the vision signal that makes horizontal transmission clock pulse and each pixel, can make the sampling switch conducting between each data line of going of video signal cable and panel, and each pixel vision signal is supplied to corresponding data line by the output of horizontal displacement buffer.
On the other hand, in vertical drive circuit, be pixel, and, be supplied to this pixel the vision signal of each pixel by the row of the panel of the supply of selecting to accept vision signal.
At this, though most situations system is will be above-mentioned vertical, horizontal driver is built in the display panel in whole, but horizontal driver must be handled vision signal and go forward side by side and be about to this signal and be supplied to the action of data line of each row in 1 horizontal period, therefore must possess the processing power of higher speed.Therefore, be whole or a part of be located at other SIC (semiconductor integrated circuit) (IC) in of employing under most situations with horizontal driver, and by exterior I C supplying video signal constituting to data line.
Summary of the invention
(problem that invention institute desire solves)
Yet, as mentioned above, adopt when exterior I C being set in addition being connected to the formation of panel again, can't carry out motion test in the stage that exterior I C is not installed.On the other hand, owing in the display panel, the built-in bad situation of transistor takes place, therefore be to produce the requirement that hope is tested under the state that exterior I C is not installed through regular meeting.
(solving the means of problem)
The present invention system is to comprise: at least 3 the video signal cable that transmits the vision signal of RGB respectively about a kind of display panel; Many data lines that are connected with these 3 video signal cables respectively; Be arranged at each data line respectively, with the sampling switch that be connected of control of video signal wire with this data line; And control the conducting of aforementioned sampling switch, the horizontal driver circuit of cut-out (ON, OFF), and make the vision signal of each video signal cable be supplied to corresponding data line in regular turn, vision signal is supplied to the display panel of the pixel that is connected with data line, wherein, include: be connected with aforementioned 3 video signal cables respectively, and from 3 vision signal terminals of outside receiving video signals; Be connected with aforementioned 3 video signal cables respectively, and from 3 the test vision signal terminals of outside acceptance test with vision signal; Corresponding aforementioned test is provided with the vision signal terminal, in order to control aforementioned test vision signal terminal and the test that is connected of aforementioned video signal cable switch; And receive in order to control this test conducting of switch, the test switching signal of cut-out (ON, OFF), and be supplied to aforementioned test test switching signal input terminal with switch, and at aforementioned vision signal terminal not under the state of incoming video signal, make test switch conduction (ON) by test with switching signal, and aforementioned video signal cable is supplied with self-test other test vision signal of RGB with the vision signal terminal.
In addition, preferably also have 3 tests that are connected with aforementioned 3 video signal cables respectively and have 6 tests vision signal terminal with the vision signal terminal altogether, and aforementioned test is provided with the vision signal terminal with corresponding these 6 tests of open relation.
In addition, preferably have: the usefulness that is connected with the vision signal terminal with aforementioned test is so that the fixing test vision signal fixed terminal of the current potential of these terminals; And the usefulness that is connected with the switching signal input terminal with aforementioned test is so that the fixing test switching signal fixed terminal of the current potential of these terminals.
In addition, preferably have: is connected with the switching signal fixed terminal with vision signal fixed terminal, test with aforementioned vision signal terminal, aforementioned test, with the signal Processing usefulness SIC (semiconductor integrated circuit) IC (exterior I C) of the signal of supplying with these terminals of correspondence.
(effect of invention)
As mentioned above, in the present invention, tie up to when testing, with switching signal test is switched with switch, be supplied to vision signal corresponding data line with RGB and will test respectively with rgb signal by test.Therefore, can in horizontal driver, will test in regular turn to be supplied to the vision signal corresponding data line and carry out display action, and make the test of panel become possibility with rgb signal.
In addition, when adopting point (dot) inversion mode, the polarity of the vision signal of must reversing in regular turn.By preparing 2 kinds of test rgb video signals, even then this kind panel also can be tested.In addition, with aspect the terminal, can after test, fix, and prevent the generation of malfunction effectively by the current potential that makes it in test.
Description of drawings
The 1st figure represents to show the figure of the formation of example.
The 2nd figure represents to show the figure of the formation of another example.
The 3rd figure represents to show the figure of another configuration example.
[primary clustering symbol description]
DATA test data terminal
The DL data line
The HDR horizontal driver
The HSW sampling switch
R-DATA、G-DATA、B-DATA、R-DATA1、G-DATA1、B-DATA1、
R-DATA2, G-DATA2, B-DATA2 test data terminal
R_EN, G_EN, B_En enable signal
R_ENt, G_ENt, B_Ent activation terminal
S1～S240 data output end
SW test switch terminal
SW-R, SW-G, SW-B test switch
VL-R, VL-G, VL-B video signal cable
Embodiment
Below, according to drawing, example of the present invention is described.
The 1st figure is the figure that shows the circuit formation of example.This panel system adopts: the line inversion mode that makes the reversal of poles of vision signal according to per 1 line.
Video signal cable VL is the signal wire (VL-R, VL-G, VL-B) of the corresponding RGB of difference.The data line DL that RGB is of all kinds is to be connected to above-mentioned video signal cable VL-R, VL-G, VL-B via sampling switch HSW respectively.In addition, be connected with horizontal driver HDR at the control end of each sampling switch HSW, this horizontal driver HDR is the sampling switch HSW conducting (ON) that makes and be supplied to the vision signal corresponding data line DL of video signal cable VL-R, VL-G, VL-B.By this, the vision signal of each video signal cable VL-R, VL-G, VL-B can be supplied to data line DL in regular turn.In addition, sampling switch HSW is to form the formation that n channel and p channel TFT (thin film transistor (TFT)) are connected in parallel and form.In addition, sampling switch HSW also can singly constitute with n channel TFT or p channel TFT.
Be respectively equipped with the terminal corresponding and be connected to each video signal cable VL-R, VL-G, VL-B by COG (Chip On Glass) with the exterior I C system that vision signal is supplied to each video signal cable with each video signal cable VL-R, VL-G, VL-B.
On the other hand, test is connected to video signal cable VL-R, VL-G, VL-B respectively with the end system of switch SW-R, SW-G, SW-B, and the other end then is connected with data terminal R-DATA, G-DATA, B-DATA with test.In addition, test can singly constitute with p channel TFT with switch SW-R, SW-G, SW-B.Test can also constitute by p channel TFT with switch SW-R, SW-G, SW-B in addition, but the conducting (ON) that will make this moment must input low (L) level.
In addition, test is connected to the control end (grid) of each test with switch SW-R, SW-G, SW-B with switch terminal SW system.Therefore, when switch terminal SW is used in the input test of H level, can make test switch SW-R, SW-G, SW-B conducting (ON).Video signal cable VL-R, VL-G, VL-B are to be connected with data terminal R-DATA, G-DATA, B-DATA with test, and get so that test data R-DATA, G-DATA, the B-DATA that imports from the outside is supplied to video signal cable VL-R, VL-G, VL-B.
In addition, the intermediate point that the is connected in series system that is configured in 2 diodes between high-voltage power supply VDD and the LVPS VSS be connected test with data terminal R-DATA, G-DATA, B-DATA to the path of test with the grid of switch SW-R, SW-G, SW-B.Diode system is set in electric current and flows to the direction of VDD side by VSS, by this, test is remained in the scope of VSS～VDD with the current potential of data terminal, the harmful effect that is caused such as destatics side by side.In addition, power supply VSS, VDD are to infeed from terminal VSS, VDD.In addition, also be provided with low-voltage VVEE terminal, and the intermediate point system that is configured in 2 diodes between power vd D and the VVEE is connected to test switch terminal SW.In addition, also can omit VVEE, and utilize VSS.
Exterior I C be provided with respectively with test with data terminal R-DATA, G-DATA, B-DATA, test with the corresponding exterior I C side terminal of switch terminal SW (R-DATAz, G-DATAz, B-DATAz, test switch terminal SWz: test signal fixed terminal).In addition, exterior I C is these terminals for example to be connected in-4.5V or ground voltage, so that its voltage is fixed.
The test in the stage before the installation exterior I C in above-mentioned panel then, is described.
When testing, exterior I C is not installed, and the terminal used of exterior I C, be to form open (open) state.Under this state,, make outside proving installation be connected to test data terminal R-DATA, G-DATA, B-DATA, test switch terminal SW by flexible printing distributing board (FPC).In addition, counter plate is supplied with and generally to be moved power supply, the clock pulse of usefulness.Then, use switch terminal SW to supply with the H level, make test, make video signal cable VL-R, VL-G, VL-B be connected to test data terminal R-DATA, G-DATA, B-DATA with switch SW-R, SW-G, SW-B conducting (ON) to test.Under this state, by the self-test device R-DATA, G-DATA, B-DATA are supplied to test with data terminal R-DATA, G-DATA, B-DATA, make above-mentioned data be supplied to video signal cable VL-R, VL-G, VL-B.By this, drive R pixel, G pixel, B pixel according to each test data, to test.
At this, only show 1 horizontal driver HDR in this example.But only the data of the data line DL of all row are supplied with and to be expended many times with 1 horizontal driver HDR control.Therefore, preferably can dispose a plurality of horizontal driver HDR (for example disposing 32), and make side by side to drive.At this moment, video signal cable VL-R, VL-G, VL-B also must distinctly be provided with (adding up to 32) by corresponding each horizontal driver HDR, in addition, also need identical number (32) from the vision signal RGB of exterior I C input, this vision signal system is supplied to each video signal cable VL-R, VL-G, VL-B in mode arranged side by side.
On the other hand, test respectively is 1 and gets final product with data terminal R-DATA, G-DATA, B-DATA.In addition, be that bar number according to video signal cable is provided with test with switch SW-R, SW-G, SW-B, and the test that each video signal cable is connected to pairing color is with data terminal R-DATA, G-DATA, B-DATA.By this, when testing, the test at 1 level that can carry out per 1 RGB shows.
After finishing above-mentioned test, promptly remove FPC, and carry out the COG connection of exterior I C.By this, the vision signal of corresponding each pixel can be supplied to video signal cable VL-R, VL-G, VL-B.On the other hand, test uses switch terminal SW and test with data terminal R-DATA, G-DATA, B-DATA, is to be fixed on the L level.
The 2nd figure is the figure that show to adopt the circuit according to the example of the some inversion mode of per 1 reversal of poles that makes vision signal to constitute.
In this example, be to prepare 6 terminals of R-DATA1, G-DATA1, B-DATA1, R-DATA2, G-DATA2, B-DATA2 as the test data terminal.And, be the test data of this R-DATA1, G-DATA1, B-DATA1 being supplied with the 1st polarity, R-DATA2, G-DATA2, B-DATA2 are supplied with the test data of the 2nd polarity.By this, can be according to the test data of per 1 alternate selection the 1st or the 2nd polarity, to carry out the demonstration of an inversion mode.
As above-mentioned,, can in the LCD of inversion mode panel, carry the preceding test of exterior I C by this example.
The 3rd figure is the figure that shows another configuration example.In this panel, be employing once writes vision signal all data line DL from exterior I C HSW mode.
Exterior I C has data output end of S1～S240, and each data output end subsystem is connected to 3 data line DL via 3 sampling switch HSW respectively.Therefore, data line has 720.In addition, exterior I C has the lead-out terminal of 3 enable signals of R_EN, G_EN, B_EN, and these 3 enable signal systems are connected to 3 above-mentioned sampling switch HSW respectively.3 enable signals of R_EN, G_EN, B_EN, tie up to 1 horizontal period and become the signal of H level in regular turn, system supplies with the vision signal of R to data lead-out terminal S1～S240 when R_EN becomes the H level, system supplies with the vision signal of G to data lead-out terminal S1～S240 when G_EN becomes the H level, and is the vision signal of data lead-out terminal S1～S240 being supplied with B when B_EN becomes the H level.Therefore, the data of RGB system is supplied to the data line of corresponding RGB in regular turn.That is, when R_EN becomes the H level, understand, and be supplied to the data line of the row of R in regular turn by the vision signal of S1～S240 output needle to the pixel of each row, also carry out same action for GB.Thus, can in all pixels, carry out the demonstration of RGB.
In addition, aspect terminal, be to be provided with test data terminal DATA in test, test switch terminal SW, and 3 RGB activation terminal R_ENt, G_ENt, the B_ENt of test usefulness.In addition, the intermediate point that the is connected in series system that is configured in 2 diodes between high-voltage power supply VDD and the LVPS VSS is connected to test with data terminal DATA, activation terminal R_ENt, G_ENt, B_ENt, test switch terminal SW, the significantly change of the terminal voltage that is produced with inhibition static etc.
In addition, be provided with test, and test with data terminal DATA system and use switch terminal SW, be connected to by terminal S1～S240 to the path of sampling switch HSW via test with data terminal DATA, in order to the test that is converted to test pattern switch terminal SW.In addition, test is connected to the grid of test with switch SW with switch terminal SW system.Therefore, can convert test pattern to by importing the H level in test with switch terminal SW, self-test in the future all is supplied to sampling switch HSW with the data of data terminal DATA.
In addition, in order after end of test (EOT), to remove test data terminal DATA, to test influence, be that terminal DATAz, SWz are set with the variation in voltage of switch terminal SW.By making these terminals maintain at abundant low voltage such as-4.5V after end of test (EOT), distribution that just can test usefulness is cut off fully by sampling switch HSW etc.
Claims (4)
1. display panel, described display panel comprises:
Transmit at least 3 video signal cable of the vision signal of RGB respectively;
Many data lines that are connected with these 3 video signal cables respectively;
Be arranged at each data line respectively, with the sampling switch that be connected of control of video signal wire with this data line; And
Control the conducting of this sampling switch, the horizontal driver circuit of cut-out,
And make the vision signal of each video signal cable be supplied to corresponding data line in regular turn, make vision signal be supplied to the display panel of the pixel that is connected with data line, wherein, include:
Be connected with aforementioned 3 video signal cables respectively, and from 3 vision signal terminals of outside receiving video signals;
Be connected with aforementioned 3 video signal cables respectively, and from 3 the test vision signal terminals of outside acceptance test with vision signal;
Corresponding aforementioned test is provided with the vision signal terminal, in order to control aforementioned test vision signal terminal and the test that is connected of aforementioned video signal cable switch; And
Reception is in order to controlling this test with the conducting of switch, the test switching signal of cut-out, and is supplied to the test switching signal input terminal of aforementioned test usefulness switch,
And not under the state of incoming video signal, make test use switch conduction by test with switching signal, and aforementioned video signal cable is supplied with self-test other test vision signal of RGB with the vision signal terminal at aforementioned vision signal terminal.
2. display panel as claimed in claim 1, wherein, also have 3 tests that are connected with aforementioned 3 video signal cables respectively and have 6 tests vision signal terminal with the vision signal terminal altogether, and aforementioned test is provided with the vision signal terminal with corresponding these 6 tests of open relation.
3. display panel as claimed in claim 1 or 2 wherein, also has:
The usefulness that is connected with the vision signal terminal with aforementioned test is so that the fixing test vision signal fixed terminal of the current potential of these terminals; And
The usefulness that is connected with the switching signal input terminal with aforementioned test is so that the fixing test switching signal fixed terminal of the current potential of these terminals.
4. display panel as claimed in claim 3, wherein, have: be connected with the switching signal fixed terminal with vision signal fixed terminal, test with aforementioned vision signal terminal, aforementioned test, with the signal Processing SIC (semiconductor integrated circuit) IC of the signal of supplying with these terminals of correspondence.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004344978A JP2006154310A (en) | 2004-11-29 | 2004-11-29 | Display panel |
| JP2004344978 | 2004-11-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1783204A true CN1783204A (en) | 2006-06-07 |
| CN100414600C CN100414600C (en) | 2008-08-27 |
Family
ID=36632705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100555701A Expired - Fee Related CN100414600C (en) | 2004-11-29 | 2005-03-16 | Display panel |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2006154310A (en) |
| KR (1) | KR100714947B1 (en) |
| CN (1) | CN100414600C (en) |
| TW (1) | TWI260566B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101620818B (en) * | 2008-07-03 | 2011-02-09 | 中华映管股份有限公司 | Display panel and detection method thereof |
| CN103698915A (en) * | 2013-12-20 | 2014-04-02 | 合肥京东方光电科技有限公司 | Array substrate |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5594977B2 (en) * | 2009-03-24 | 2014-09-24 | エルジー ディスプレイ カンパニー リミテッド | Image display device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3503798B2 (en) * | 1997-05-31 | 2004-03-08 | 株式会社エンプラス | Display panel inspection equipment |
| JP2000354259A (en) * | 1999-06-11 | 2000-12-19 | Mitsubishi Electric Corp | Video signal processing unit |
| JP2001118163A (en) | 1999-10-18 | 2001-04-27 | Hochiki Corp | Device and method for testing display lamp of disaster prevention monitor panel |
| JP2002297053A (en) * | 2001-03-30 | 2002-10-09 | Sanyo Electric Co Ltd | Active matrix type display device and inspection method therefor |
| JP4515659B2 (en) * | 2001-04-27 | 2010-08-04 | 東芝モバイルディスプレイ株式会社 | LCD panel |
| JP2003050380A (en) * | 2001-08-07 | 2003-02-21 | Toshiba Corp | Method for inspecting array substrate |
-
2004
- 2004-11-29 JP JP2004344978A patent/JP2006154310A/en not_active Withdrawn
- 2004-12-22 TW TW093139957A patent/TWI260566B/en not_active IP Right Cessation
-
2005
- 2005-03-16 CN CNB2005100555701A patent/CN100414600C/en not_active Expired - Fee Related
- 2005-03-24 KR KR1020050024350A patent/KR100714947B1/en not_active IP Right Cessation
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101620818B (en) * | 2008-07-03 | 2011-02-09 | 中华映管股份有限公司 | Display panel and detection method thereof |
| CN103698915A (en) * | 2013-12-20 | 2014-04-02 | 合肥京东方光电科技有限公司 | Array substrate |
| CN103698915B (en) * | 2013-12-20 | 2017-04-05 | 合肥京东方光电科技有限公司 | A kind of array base palte |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2006154310A (en) | 2006-06-15 |
| KR100714947B1 (en) | 2007-05-04 |
| KR20060059767A (en) | 2006-06-02 |
| CN100414600C (en) | 2008-08-27 |
| TWI260566B (en) | 2006-08-21 |
| TW200617827A (en) | 2006-06-01 |
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