CN102479478B - Apparatus having flicker pattern and method for operating the same - Google Patents
Apparatus having flicker pattern and method for operating the same Download PDFInfo
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- CN102479478B CN102479478B CN201010571462.0A CN201010571462A CN102479478B CN 102479478 B CN102479478 B CN 102479478B CN 201010571462 A CN201010571462 A CN 201010571462A CN 102479478 B CN102479478 B CN 102479478B
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- reversion
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- flicker pattern
- flicker
- time schedule
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Abstract
The invention provides an apparatus having a flicker pattern and a method for operating the same. The apparatus comprises a switching device and a time schedule controller. More particularly, the switching device is used for generating an enabling signal; and the time schedule controller is coupled with the switching device and outputs a flicker pattern to a panel according to the enabling signal. Besides, the time schedule controller has a plurality of flicker patterns and determines a to-be-read flicker pattern according to an inversion form of the panel.
Description
Technical field
The invention relates to a kind of device with flicker pattern, particularly relevant for a kind of device with flicker pattern for liquid crystal display.
Background technology
Because liquid crystal display need to exchange driving, so its voltage has positive polarity and negative polarity.In theory, positive polarity need to equate with the amplitude of negative polarity.In reality, the characteristic of each piece panel differs originally, and also can produce some errors in manufacture process.Therefore can cause common voltage skew to cause Display panel bad.In order to revise such common voltage skew, in technological process, need to additionally carry out the step of common voltage adjustment.For instance, suppose that positive polarity voltage is 10 volts, common voltage is 5 volts.Yet in practice, it is 9 volts that positive polarity voltage may be subject to many external factors to affect and become, now, common voltage need be adjusted to 4.5 volts.Therefore the best common voltage current potential of, can support technician adjusting panel by the test of flicker pattern.
Fig. 1 is the schematic diagram of traditional time schedule controller.Time schedule controller 1000 comprises multiplexer 1100, reversal of poles input (polarity inversion input, POL) software switch 1200, some reversion POL generator 1300, hurdle reversion POL generator 1400,2n+0 line reversion POL generator 1500, the 2n+1 line POL generator 1600 that reverses.
Slip-stick artist can set the way of output of the POL of time schedule controller 1000.The POL that panel utilizes EEPROM record to set selects, and after start, can download to POL software switch 120.Product Workers is the pattern from panel corresponding to Selection of chiller according to panel specification, via time schedule controller 1000, is sent to panel 1800.Conventionally have a main frame, for example computer, has many flicker patterns.Technician selects suitable flicker pattern from main frame and tests after setting reversal pattern according to panel specification.Because the quantity of flicker pattern is huge, so technician easily makes mistakes when selecting.
Therefore the device with flicker pattern that, is necessary to provide a kind of robotization with and automated method reduce human negligence.
Summary of the invention
The invention provides a kind of device with flicker pattern, it comprises a switchgear and time schedule controller.Switchgear is in order to produce an enable signal; Time schedule controller couples switchgear, according to enable signal output one flicker pattern to panel.Wherein time schedule controller has a plurality of flicker patterns and time schedule controller and according to the reversal pattern of panel, determines the flicker pattern that will read.
The present invention separately provides a kind of operation to have the method for the device of flicker pattern, comprising: by a switchgear, produce a switching signal; By time schedule controller, receive this switching signal; By this time schedule controller, judge whether this switching signal is an enable signal; By this time schedule controller, according to a reversal pattern, choose a flicker pattern; By time schedule controller, export this flicker pattern to a panel.
The present invention provides a kind of device with flicker pattern again, and it comprises switchgear and time schedule controller.Time schedule controller couples switchgear, according to enable signal output one flicker pattern to panel.Time schedule controller comprises one or more style Builders, a reversal of poles Input Software switch, one second multiplexer and a monitor switch.One or more style Builders are in order to produce flicker pattern.The flicker pattern that reversal of poles Input Software switch record is set.The second multiplexer is selected one of them flicker pattern producing of one or more style Builders according to the flicker pattern of setting.Monitor switch determines that according to the enable signal of switchgear output is from the flicker pattern of the second multiplexer.
Above-described have the flicker device of pattern and method of operating thereof because do not need the main frame of an additional storage flicker pattern, can reduce equipment cost, and by robotization, reduce to adjust the time of flicker pattern and reduce manual operation mistake integral production speed is promoted.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of traditional time schedule controller;
Fig. 2 is the device that the present invention has flicker pattern;
Fig. 3 is the method that the present invention operates the device with flicker pattern; And
Fig. 4 is another embodiment that the present invention has the device of flicker pattern.
Main element symbol description:
100～have flicker pattern device
110～time schedule controller
120～switchgear
130～power supply unit
150～panel
202,204,206,208～method step
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, preferred embodiment cited below particularly, and coordinate appended graphicly, be described in detail below:
Fig. 2 is the device that the present invention has flicker pattern.The device 100 with flicker pattern comprises time schedule controller 110, a switchgear 120 and a power supply unit 130.
Switchgear 120 couples power supply unit 130.Power supply unit 130 provides the required power supply of switchgear 120 to make switchgear 120 can produce enable signal.Whether enable signal starts the written-out program of flicker pattern for controlling time schedule controller 110.
Time schedule controller 110 couples panel 150 and switchgear 120, for horizontal control signal and the vertical control signal of output display panel 150, and glimmers pattern to display panel 150 according to enable signal output one.
In the present embodiment, time schedule controller 110 has a plurality of flicker patterns, and its possible specification according to panel 150 is embedded among time schedule controller 110 in advance.That is to say, when enable signal is assert by time schedule controller 110, time schedule controller 110 can according to the reversal pattern of panel 150 (default among time schedule controller, and the panel of different size having different reversal patterns) automatically selected one of them flicker pattern export panel 150 to.Enable signal is when starting time schedule controller 110 execution written-out program, time schedule controller 110 can read reservoir (not shown), storer for example, as the reversal pattern of the panel 150 being recorded among EEPROM etc., and determines flicker pattern according to the reversal pattern of panel 150.
In an embodiment, flicker pattern comprises two-wire reversion (two line inversion), some reversion (dotinversion), row reversions (row inversion) and hurdle reversion (column inversion), but is not limited to this.
Fig. 3 is the method that the present invention operates the device with flicker pattern.In step 202, by switchgear, produce switching signal.In the present embodiment, switchgear couples timing control signal, so switching signal is received by time schedule controller.Then,, in step 204, time schedule controller judges whether switching signal is an enable signal.In an embodiment, switching signal may be a bit, two bits or multidigit unit more.Enable signal is to be accustomed to setting according to user.For instance, when switching signal is a bit (or switchgear is a bit), can set 0 for activation, 1 is forbidden energy.Otherwise, also can set 1 for activation, 0 is forbidden energy.
Then,, in step 206, time schedule controller is chosen flicker pattern according to reversal pattern.In the present embodiment, flicker pattern can be embedded among time schedule controller in advance according to the possible specification of panel.These flicker patterns may comprise the reversion of frame two-wire (two line inversion), color inversion (color inversion), some reversion (dot inversion), row reversions (row inversion) and hurdle reversion (column inversion), but are not limited to this.Finally, in step 208, the flicker pattern that time schedule controller output is selected is to panel.
Fig. 4 is another embodiment that the present invention has the device of flicker pattern.The device 300 of flicker pattern comprises time schedule controller 310 and switchgear 350.Time schedule controller 310 comprises the first multiplexer 330, reversal of poles input (polarity inversion input, POL) software switch 320, some reversion POL generator 312, hurdle reversion POL generator 314,2n+0 line reversion POL generator 316,2n+1 line POL reversion generator 318, the second multiplexer 340, some reversion style Builder 322, hurdle reversion style Builder 324,2n+0 line reversion style Builder 326,2n+1 line pattern reversion generator 328 and monitor switch 360.
Switchgear 350 can produce enable signal.Whether enable signal starts the written-out program of flicker pattern for controlling time schedule controller 110.POL software switch 320 is recording the POL setting and is selecting.The second multiplexer 340 is according to automatically selecting wherein exporting after a kind of pattern of style Builder 322-328 from the information of POL software switch 320.Now, the enable signal of switchgear 350 can send to monitor switch 360 to select to make can be sent to panel by monitor switch 360 from the data of the second multiplexer 340.Enable signal is when starting time schedule controller 110 execution written-out program, time schedule controller 110 can read reservoir (not shown), storer for example, as the reversal pattern of the panel 150 being recorded in EEPROM etc., and the reversal pattern of panel 150 is written into software switch, the second multiplexer 340 meetings are according to the generator of the Information Selection flicker pattern of reversal of poles Input Software switch 320.
Although the present invention discloses as above with preferred embodiment; so it is not in order to limit the present invention, any those skilled in the art, without departing from the spirit and scope of the present invention; when doing a little modification and perfect, so protection scope of the present invention is worked as with being as the criterion that claims were defined.
Claims (5)
1. a device with flicker pattern, comprising:
One switchgear, in order to produce an enable signal; And
Time schedule controller, couples this switchgear, according to this enable signal output one flicker pattern to panel;
This time schedule controller comprises:
One or more reversal of poles input generators, in order to set the reversal pattern of this panel;
One reversal of poles Input Software switch, in order to record the reversal pattern of this panel;
One or more style Builders, in order to produce this flicker pattern;
One second multiplexer, selects one of them flicker patterns producing of this one or more style Builders according to the reversal pattern of this panel;
One monitor switch, determines that according to the enable signal of switchgear output is from the flicker pattern of this second multiplexer.
2. the device with flicker pattern as claimed in claim 1, is characterized in that, this time schedule controller is horizontal control signal, the vertical control signal of output display panel more.
3. the device with flicker pattern as claimed in claim 2, is characterized in that, these one or more style Builders comprise a reversion style Builder, hurdle reversion style Builder, 2n+0 line reversion style Builder and 2n+1 line reversion style Builder.
As claimed in claim 1 have flicker pattern device, it is characterized in that, these one or more reversal of poles input generators comprise a reversion POL generator, hurdle reversion POL generator, 2n+0 line reversion POL generator and 2n+1 line POL reversion generator.
5. the device with flicker pattern as claimed in claim 1, is characterized in that, this flicker pattern comprises two-wire reversion, some reversion, row reversion or hurdle reversion.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010571462.0A CN102479478B (en) | 2010-11-24 | 2010-11-24 | Apparatus having flicker pattern and method for operating the same |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010571462.0A CN102479478B (en) | 2010-11-24 | 2010-11-24 | Apparatus having flicker pattern and method for operating the same |
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| CN102479478A CN102479478A (en) | 2012-05-30 |
| CN102479478B true CN102479478B (en) | 2014-10-29 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103021355A (en) * | 2012-11-22 | 2013-04-03 | 深圳市华星光电技术有限公司 | Methods for displaying flicking pattern and adjusting common voltage and liquid crystal display module |
| KR102523421B1 (en) * | 2016-03-03 | 2023-04-20 | 삼성디스플레이 주식회사 | Display apparatus and method of operating the same |
| CN106920500B (en) * | 2017-05-02 | 2020-09-11 | 惠科股份有限公司 | Display driving method and display driving device |
| CN109599048A (en) * | 2019-01-09 | 2019-04-09 | 惠科股份有限公司 | A kind of display device and its driving method and display |
| CN111812540A (en) * | 2020-07-21 | 2020-10-23 | 广州海关技术中心 | Load cabinet for harmonic wave and scintillation test |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100401042C (en) * | 2003-01-24 | 2008-07-09 | 牧德科技股份有限公司 | Methos and system for detecting faceplate of liquid crystal display |
| CN100388347C (en) * | 2004-12-29 | 2008-05-14 | 苏柏宪 | LCD module and control method |
| CN100365698C (en) * | 2005-12-27 | 2008-01-30 | 友达光电股份有限公司 | Regulation method of panel flash |
| JP4962421B2 (en) * | 2008-06-13 | 2012-06-27 | 船井電機株式会社 | Liquid crystal display |
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Address after: Taiwan, China Hsinchu science and Technology Industrial Park, Miaoli County, Southern Town, science Road, No. 160 Applicant after: Innolux Display Group Applicant after: Qunkang Technology (Shenzhen) Co., Ltd. Address before: Taiwan, China Hsinchu science and Technology Industrial Park, Miaoli County, Southern Town, science Road, No. 160 Applicant before: Chimei Optoelectronics Co., Ltd. Applicant before: Qunkang Technology (Shenzhen) Co., Ltd. |
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Free format text: CORRECT: APPLICANT; FROM: QIMEI ELECTRONIC CO LTD TO: INNOLUX DISPLAY CORPORATION |
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