CN203337959U - Liquid crystal alignment control system - Google Patents
Liquid crystal alignment control system Download PDFInfo
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- CN203337959U CN203337959U CN2013203850583U CN201320385058U CN203337959U CN 203337959 U CN203337959 U CN 203337959U CN 2013203850583 U CN2013203850583 U CN 2013203850583U CN 201320385058 U CN201320385058 U CN 201320385058U CN 203337959 U CN203337959 U CN 203337959U
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Abstract
Provided is a liquid crystal alignment control system. The system comprises an ultraviolet light alignment machine, an applying power supply and a control device. The liquid crystal alignment control system is used for controlling liquid crystal alignment of a liquid crystal substrate, the liquid crystal substrate comprises a plurality of panels, and each panel comprises a plurality of signal input ends including a color film public electrode signal input end. The applying power supply is used for providing power voltage to the signal input ends, and the ultraviolet light alignment machine is used for conducting liquid crystal alignment on the panels. The ultraviolet light alignment machine is further used for obtaining production substrate information of detecting information of the panels of the liquid crystal substrate and sending the production substrate information to the control device. The control device is used for controlling the applying power supply to provide the voltage for the qualified panels and unqualified panels of the liquid crystal substrate in different modes according to the detecting information of the liquid crystal substrate. The liquid crystal alignment control system still can ensure liquid crystal alignment of other qualified panels even if the liquid crystal substrate is provided the unqualified panels.
Description
Technical field
The utility model relates to a kind of system, particularly a kind of LCD alignment control system.
Background technology
At present, display panels has been widely used in the electronic installations such as LCD TV, liquid crystal display.In the manufacture of display panels, the substrate cut be by a monoblock obtains a plurality of display panels at present.And, for this monoblock substrate, need to carry out the orientation of HVA light, that is, to substrate, printing in alive situation, impel monomer reaction in panel by the ultraviolet (UV) irradiation, thereby reach the purpose of LCD alignment.At present, HVA light alignment technique has been widely used in advanced lines TFT-LCD industry.For guaranteeing that liquid crystal can form specific orientation angle under the UV ultraviolet light irradiation, ultraviolet orientation board (HVA board) is generally and adds power supply by seal and make liquid crystal rotate to form tilt angle to the voltage input point input voltage on substrate.Generally, comprise grid odd number (Odd) signal input part, grid even number (Even) signal input part, red pixel (Red) signal input part, green pixel (Green) signal input part, blue pixel (Blue) signal input part, color film public electrode (CF_Com) signal input part and array public electrode (A_Com) signal input part on substrate.Ultraviolet orientation board is to the independent input voltage of each signal input part while by seal, adding power supply to the substrate input voltage, and voltage value is inconsistent, for example grid odd number signal input part is inputted identical voltage with grid even signal input end, red picture element signal input end, green pixel signal input part and blue picture element signal input end are inputted identical voltage (as 0V), and color film common electrode signal input end is inputted identical voltage (as 5V) with array common electrode signal input end.
Yet, in existing, while having a panel defectiveness defective in substrate, easily cause circuit in color film common electrode signal input end and the circuit in grid odd number signal input part, grid even signal input end, red picture element signal input end, green pixel signal input part and blue picture element signal input end to be short-circuited, and cause the electric voltage exception on the color film public electrode cabling be connected with this coloured silk film common electrode signal input end of this plate base, thereby cause HVA light orientation failure, cause the monoblock substrate owing to can't orientation scrapping.
The utility model content
The utility model provides a kind of LCD alignment control system, even can, when crystal liquid substrate has panel defective, still can guarantee the LCD alignment of other qualified panels.
A kind of LCD alignment control system, comprise that ultraviolet orientation board, seal add power supply and control device, this LCD alignment control system is for controlling the LCD alignment of a crystal liquid substrate, this crystal liquid substrate comprises some panels, and each panel includes grid odd number signal input part, grid even signal input end, red picture element signal input end, green pixel signal input part, blue picture element signal input end and color film common electrode signal input end.This seal adds power supply for supply voltage those signal input parts to panel are provided, and this ultraviolet orientation board is for when this seal adds power supply supply voltage is provided to panel, and counter plate carries out ultraviolet light irradiation and counter plate carries out LCD alignment.Wherein, this ultraviolet orientation board is also for obtaining the production substrate message of crystal liquid substrate, and this production substrate message is sent to this control device, wherein, this production substrate message comprises the detection information of this each panel of crystal liquid substrate, and described detection information comprises the information of each panel acceptance or rejection.This control device determines respectively that for the detection information according to crystal liquid substrate each panel of this crystal liquid substrate is acceptance or rejection, and control to print for acceptance or rejection according to the panel of this crystal liquid substrate and add power supply and provide voltage to the qualified panel of crystal liquid substrate with first kind of way, and control this seal and add power supply and provide voltage to the underproof panel of crystal liquid substrate with the second way.
Wherein, this control device control print the panel that adds the involutory lattice of power supply take first kind of way provide voltage as: control to print and add power supply according to the normal input voltage of manufacturing parameter.
Wherein, this control device control print add power supply to underproof panel take the second way provide voltage as: control to print and add the color film common electrode signal input end input normal voltage of power supply to underproof panel, to grid odd number signal input part, grid even signal input end, red picture element signal input end, green pixel signal input part and the blue picture element signal input end input voltage identical with color film common electrode signal input end of this underproof panel.
Wherein, this control device is computer.
Wherein, this ultraviolet orientation board obtains the production substrate message of this liquid crystal panel from producing the board opertaing device.
The quantity of the panel that wherein, this crystal liquid substrate comprises is eight.
Wherein, this ultraviolet orientation board and control device connect by wired mode.
Wherein, this ultraviolet orientation board and control device connect by the usb data line.
Wherein, this ultraviolet orientation board and control device connect by the wireless mode that comprises bluetooth, Wifi.
LCD alignment control system of the present utility model and method, even can, when crystal liquid substrate has panel defective, still can guarantee the LCD alignment of other qualified panels.
The accompanying drawing explanation
Fig. 1 is the module rack composition of LCD alignment control device in the utility model one embodiment.
Fig. 2 is the process flow diagram of LCD alignment control method in the utility model one embodiment.
Embodiment
Referring to Fig. 1, is the module rack composition of the utility model LCD alignment control system 100.This LCD alignment control system 100 comprises that ultraviolet orientation board (UVM board) 10, control device 20 and seal add power supply 30.This LCD alignment control system 100 is for controlling the LCD alignment of a crystal liquid substrate 200.
This crystal liquid substrate 200 comprises some panels 21, and each panel 21 includes grid odd number (Odd) signal input part 201, grid even number (Even) signal input part 202, red pixel (Red) signal input part 203, green pixel (Green) signal input part 204, blue pixel (Blue) signal input part 205 and color film public electrode (CF_Com) signal input part 206.
This seal adds power supply 30 for supply voltage those signal input parts to panel 21 are provided, when this ultraviolet orientation board 10 provides supply voltage to panel 21 at this seal, adding power supply 30, counter plate 21 carries out ultraviolet light irradiation and counter plate 21 carries out LCD alignment.
Wherein, this ultraviolet orientation board 10 is also for obtaining the production substrate message of crystal liquid substrate 200, and this production substrate message is sent to this control device 20.Wherein, this production substrate message comprises the detection information of these crystal liquid substrate 200 each panels 21.Concrete, this ultraviolet orientation board obtains the production substrate message of this liquid crystal panel 200 from producing board opertaing device (not shown).Described detection information comprises the information of panel 21 acceptance or rejections.
This control device 20 determines that according to the detection information of crystal liquid substrate 200 some panels 21 of this crystal liquid substrate 200 are acceptance or rejection.
This control device 20 is also controlled and is printed the qualified panel 21 that adds 30 pairs of crystal liquid substrates 200 of power supply and provide voltage with first kind of way for acceptance or rejection according to the panel 21 of this crystal liquid substrate 200, and controls the underproof panel 21 that this seal adds 30 pairs of crystal liquid substrates 200 of power supply and provide voltage with the second way.Concrete, this control device 20 control print add 30 pairs of qualified panels 21 of power supply take first kind of way provide voltage as: control to print and add power supply 30 according to the normal input voltage of manufacturing parameter.This control device 20 control print add 30 pairs of underproof panels 207 of power supply take the second way provide voltage as: control and print the color film common electrode signal input end 206 input normal voltages that add 30 pairs of underproof panels 21 of power supply, to grid odd number signal input part 201, grid even signal input end 202, red picture element signal input end 203, green pixel signal input part 204 and the blue picture element signal input end 205 input voltage identical with color film common electrode signal input end 206 of this underproof panel 21.Thereby, because adding the voltage that power supply 30 adds to those signal input parts of this underproof panel 21, seal all with color film common electrode signal input end 206, equates, even short circuit has occurred, also can guarantee that the voltage of color film common electrode signal input end 206 can abnormal.
Wherein, in the present embodiment, this control device 20 is computer.
Please refer to Fig. 2, is the process flow diagram of LCD alignment control method of the present utility model.At first, ultraviolet orientation board 10 obtains the production substrate message of crystal liquid substrate 200 and this production substrate message is sent to this control device 20, and this production substrate message comprises the detection information (S201) of these crystal liquid substrate 200 each panels 207.
This control device 20 determines that according to the detection information of crystal liquid substrate 200 some panels 21 of this crystal liquid substrate 200 are acceptance or rejection (S203).
This control device 20 is also controlled and is printed the qualified panel that adds 30 pairs of crystal liquid substrates 200 of power supply and provide voltage (S204) with first kind of way for acceptance or rejection according to the panel 21 of this crystal liquid substrate 200.Concrete, this control device 20 control print add 30 pairs of qualified panels 21 of power supply take first kind of way provide voltage as: control to print and add power supply 30 according to the normal input voltage of manufacturing parameter.
This control device 20 is controlled the underproof panel that this seal adds 30 pairs of crystal liquid substrates 200 of power supply simultaneously and is provided voltage (S204) with the second way.This control device 20 control print add 30 pairs of underproof panels 21 of power supply take the second way provide voltage as: control and print the color film common electrode signal input end 206 input normal voltages that add 30 pairs of underproof panels 21 of power supply, to grid odd number signal input part 201, grid even signal input end 202, red picture element signal input end 203, green pixel signal input part 204 and the blue picture element signal input end 205 input voltage identical with color film common electrode signal input end 206 of this underproof panel 21.
Above embodiment has been described in detail the utility model, but these not form restriction of the present utility model.Protection domain of the present utility model is not limited with above-mentioned embodiment, as long as the equivalence that those of ordinary skills do according to the utility model institute disclosure is modified or changed, all should include in the protection domain of putting down in writing in claims.
Claims (9)
1. a LCD alignment control system, comprise that ultraviolet orientation board and seal add power supply, this LCD alignment control system is for controlling the LCD alignment of a crystal liquid substrate, this crystal liquid substrate comprises some panels, and each panel includes grid odd number signal input part, grid even signal input end, red picture element signal input end, green pixel signal input part, blue picture element signal input end and color film common electrode signal input end; This seal adds power supply for supply voltage those signal input parts to panel are provided, and this ultraviolet orientation board is for when this seal adds power supply supply voltage is provided to panel, and counter plate carries out ultraviolet light irradiation and counter plate carries out LCD alignment; It is characterized in that:
This LCD alignment control system also comprises a control device;
This ultraviolet orientation board is also for obtaining the production substrate message of crystal liquid substrate, and this production substrate message is sent to this control device, wherein, this production substrate message comprises the detection information of this each panel of crystal liquid substrate, and described detection information comprises the information of each panel acceptance or rejection;
This control device determines respectively that for the detection information according to crystal liquid substrate each panel of this crystal liquid substrate is acceptance or rejection, and control to print for acceptance or rejection according to the panel of this crystal liquid substrate and add power supply and provide voltage to the qualified panel of crystal liquid substrate with first kind of way, and control this seal and add power supply and provide voltage to the underproof panel of crystal liquid substrate with the second way.
2. LCD alignment control system as claimed in claim 1, is characterized in that, this control device control print the panel that adds the involutory lattice of power supply take first kind of way provide voltage as: control to print and add power supply according to the normal input voltage of manufacturing parameter.
3. LCD alignment control system as claimed in claim 1, it is characterized in that, this control device control print add power supply to underproof panel take the second way provide voltage as: control to print and add the color film common electrode signal input end input normal voltage of power supply to underproof panel, to grid odd number signal input part, grid even signal input end, red picture element signal input end, green pixel signal input part and the blue picture element signal input end input voltage identical with color film common electrode signal input end of this underproof panel.
4. LCD alignment control system as claimed in claim 1, is characterized in that, this control device is computer.
5. LCD alignment control system as claimed in claim 1, is characterized in that, this ultraviolet orientation board obtains the production substrate message of this liquid crystal panel from producing the board opertaing device.
6. LCD alignment control system as claimed in claim 1, is characterized in that, the quantity of the panel that this crystal liquid substrate comprises is eight.
7. LCD alignment control system as claimed in claim 1, is characterized in that, this ultraviolet orientation board and control device connect by wired mode.
8. LCD alignment control system as claimed in claim 7, is characterized in that, this ultraviolet orientation board and control device connect by the usb data line.
9. LCD alignment control system as claimed in claim 1, is characterized in that, this ultraviolet orientation board and control device connect by the wireless mode that comprises bluetooth, Wifi.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203850583U CN203337959U (en) | 2013-06-28 | 2013-06-28 | Liquid crystal alignment control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203850583U CN203337959U (en) | 2013-06-28 | 2013-06-28 | Liquid crystal alignment control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203337959U true CN203337959U (en) | 2013-12-11 |
Family
ID=49706625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203850583U Withdrawn - After Issue CN203337959U (en) | 2013-06-28 | 2013-06-28 | Liquid crystal alignment control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203337959U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103345089A (en) * | 2013-06-28 | 2013-10-09 | 深圳市华星光电技术有限公司 | System and method for liquid crystal alignment control |
| CN104317107A (en) * | 2014-09-26 | 2015-01-28 | 深圳市华星光电技术有限公司 | Orienting ultraviolet optical radiation machine |
-
2013
- 2013-06-28 CN CN2013203850583U patent/CN203337959U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103345089A (en) * | 2013-06-28 | 2013-10-09 | 深圳市华星光电技术有限公司 | System and method for liquid crystal alignment control |
| CN103345089B (en) * | 2013-06-28 | 2015-11-25 | 深圳市华星光电技术有限公司 | LCD alignment control system and method |
| CN104317107A (en) * | 2014-09-26 | 2015-01-28 | 深圳市华星光电技术有限公司 | Orienting ultraviolet optical radiation machine |
| CN104317107B (en) * | 2014-09-26 | 2017-05-24 | 深圳市华星光电技术有限公司 | Orienting ultraviolet optical radiation machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131211 Effective date of abandoning: 20151125 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |