CN106501979B - Driving method, device and the display equipment of liquid crystal grating - Google Patents
Driving method, device and the display equipment of liquid crystal grating Download PDFInfo
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- CN106501979B CN106501979B CN201611009205.1A CN201611009205A CN106501979B CN 106501979 B CN106501979 B CN 106501979B CN 201611009205 A CN201611009205 A CN 201611009205A CN 106501979 B CN106501979 B CN 106501979B
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
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Abstract
The present invention provides the driving method, device and display equipment of a kind of liquid crystal grating.The driving method of the liquid crystal grating includes: detecting step: detection liquid crystal grating opens required first time and liquid crystal grating and closes the second required time；Actuation step: when the absolute value for determining the difference between the first time and second time is greater than or equal to predetermined time difference, it is square wave drive voltage by the driving voltage that control is applied to liquid crystal grating when liquid crystal grating opens or closes, so that the absolute value of the difference is less than the predetermined time difference.The present invention can improve picture brightness scintillation.
Description
Technical field
The present invention relates to liquid crystal grating actuation techniques field more particularly to a kind of driving method of liquid crystal grating, device and
Show equipment.
Background technique
When turning on or off, the voltage of driving liquid crystal rotation can be sent out existing liquid crystal grating in the moment of switching
Raw primary reversion.It can remain unchanged after voltage reversal until switching generation next time.Due to liquid crystal grating device property
Reason, time and time for closing of grating that grating is opened are simultaneously unequal.When one of switching time, (switching time can be with
It is the time needed for closing time or liquid crystal grating needed for liquid crystal grating is opened) when being noticeably greater than another switching time, meeting
There is a phenomenon where apparent picture brightness to flash.
Summary of the invention
The main purpose of the present invention is to provide a kind of driving method of liquid crystal grating, device and display equipment, solve existing
There is the apparent picture brightness in technology due to occurring when the difference between the switching time of liquid crystal grating opening and closing is excessive
The problem of flashing.
In order to achieve the above object, the present invention provides a kind of driving methods of liquid crystal grating, comprising:
Detecting step: detection liquid crystal grating opens required first time and liquid crystal grating and closes the second required time；
Actuation step: when the absolute value for determining the difference between the first time and second time is greater than or waits
It is square wave by the driving voltage that control is applied to liquid crystal grating when liquid crystal grating opens or closes when predetermined time difference
Driving voltage, so that the absolute value of the difference is less than the predetermined time difference.
When implementation, the predetermined time difference is greater than or equal to 10ms.
When implementation, when the first time being greater than second time, the actuation step is specifically included:
When the absolute value for determining the difference between the first time and second time is greater than or equal to pre- timing
Between difference when, after receiving external grating shutdown signal, control the driving voltage that is applied on liquid crystal grating to close square wave
Driving voltage, until the liquid crystal grating completely closes, to extend the second time needed for liquid crystal grating is closed, by controlling institute
State close square wave drive voltage duty ratio so that the difference between the first time and second time absolute value
Less than predetermined time difference；
The each period for closing square wave drive voltage includes the first time period and second time period set gradually,
Closing square wave drive voltage described in first time period is that grating closes driving voltage, the closing square wave driving described in second time period
Voltage is that grating opens driving voltage；
The lasting first time interval of the first time period is greater than the second lasting time interval of the second time period.
When implementation, when the first time being less than second time, the actuation step is specifically included:
When the absolute value for determining the difference between the first time and second time is greater than or equal to pre- timing
Between difference when, after receiving external grating open signal, control the driving voltage that is applied on liquid crystal grating to open square wave
Driving voltage, until the liquid crystal grating fully opens, to extend the first time needed for liquid crystal grating is opened, by controlling institute
State open square wave drive voltage duty ratio so that the difference between the first time and second time absolute value
Less than predetermined time difference；
The each period for opening square wave drive voltage includes the first time period and second time period set gradually,
Unlatching square wave drive voltage described in first time period is that grating opens driving voltage, the unlatching square wave driving described in second time period
Voltage is that grating closes driving voltage；
The lasting first time interval of the first time period is greater than the second lasting time interval of the second time period.
The present invention also provides a kind of driving devices of liquid crystal grating, comprising:
Detection unit, when for detecting second needed for first time and the liquid crystal grating closing needed for liquid crystal grating is opened
Between；And
Driving unit is connect with the detection unit, for when determine the first time and second time it
Between difference absolute value be greater than or equal to predetermined time difference when, be applied to by being controlled when liquid crystal grating opens or closes
The driving voltage of liquid crystal grating is square wave drive voltage, so that the absolute value of the difference is less than the predetermined time difference.
When implementation, the predetermined time difference is greater than or equal to 10ms.
When implementation, the driving unit includes:
Judgment module is connect with the detection unit, is used for the first time and second time, and judge
Whether the absolute value of the difference between the first time and second time is greater than or equal to predetermined time difference, when comparing
The first time is obtained greater than the second time and determines the exhausted of difference between the first time and second time
First control signal is exported when being greater than or equal to predetermined time difference to value；And
Drive module is connect with the judgment module and liquid crystal grating respectively, receives the first control letter for working as
Number when, after receiving external grating shutdown signal, control the driving voltage that is applied on liquid crystal grating to close square wave driving
Voltage, until the liquid crystal grating completely closes, to extend the second time needed for liquid crystal grating is closed, so that when described first
Between the absolute value of difference between second time be less than predetermined time difference；
The each period for closing square wave drive voltage includes the first time period and second time period set gradually,
Closing square wave drive voltage described in first time period is that grating closes driving voltage, the closing square wave driving described in second time period
Voltage is that grating opens driving voltage；
The lasting first time interval of the first time period is greater than the second lasting time interval of the second time period.
When implementation, the driving unit includes:
Judgment module is connect with the detection unit, is used for the first time and second time, and judge
Whether the absolute value of the difference between the first time and second time is greater than or equal to predetermined time difference, when comparing
The first time is obtained less than the second time and determines the exhausted of difference between the first time and second time
Second control signal is exported when being greater than or equal to predetermined time difference to value；And
Drive module is connect with the judgment module and liquid crystal grating respectively, receives the second control letter for working as
Number when, after receiving external grating open signal, control the driving voltage that is applied on liquid crystal grating to open square wave driving
Voltage, until the liquid crystal grating fully opens, to extend the needed for liquid crystal grating is opened with the time, so that when described first
Between the absolute value of difference between second time be less than predetermined time difference；
The each period for opening square wave drive voltage includes the first time period and second time period set gradually,
Unlatching square wave drive voltage described in first time period is that grating opens driving voltage, the unlatching square wave driving described in second time period
Voltage is that grating closes driving voltage；
The lasting first time interval of the first time period is greater than the second lasting time interval of the second time period.
The present invention also provides a kind of display equipment, the driving device including above-mentioned liquid crystal grating.
Compared with prior art, the driving method of liquid crystal grating of the present invention, device and display equipment detect first
Liquid crystal grating open needed for first time and liquid crystal grating close needed for the second time, when determine at the first time and second
Square wave driving electricity is changed by single high voltage or low-voltage by control driving voltage when difference comparsion between time is big
Pressure, to extend relatively short switching time, to improve picture brightness scintillation.
Detailed description of the invention
Fig. 1 is the flow chart of the driving method of liquid crystal grating described in the embodiment of the present invention；
Fig. 2A is driving voltage when not opened using liquid crystal grating when driving method described in the embodiment of the present invention and bright
Relational graph between degree and time；
Fig. 2 B is driving voltage when not closed using liquid crystal grating when driving method described in the embodiment of the present invention and bright
Relational graph between degree and time；
Fig. 3 is the driving voltage and brightness when liquid crystal grating is closed after using driving method described in the embodiment of the present invention
Relational graph between the time；
Fig. 4 is the structural block diagram of the driving device of liquid crystal grating described in the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, the driving method of liquid crystal grating described in the embodiment of the present invention includes:
Detecting step ST1: when detection liquid crystal grating is opened second needed for required first time and liquid crystal grating closing
Between；
Actuation step ST2: when the absolute value for determining the difference between the first time and second time is greater than
Or when being equal to predetermined time difference, it is applied to the driving voltage of liquid crystal grating by being controlled when liquid crystal grating opens or closes and is
Square wave drive voltage, so that the absolute value of the difference is less than the predetermined time difference.
The driving method of liquid crystal grating described in the embodiment of the present invention includes detecting step and actuation step, first detection liquid
Brilliant grating opens required first time and liquid crystal grating and closes the second required time, when determining first time and second
Between between difference comparsion it is big when square wave drive voltage by single high voltage or low-voltage changed by control driving voltage,
Extend relatively short switching time, to improve picture brightness scintillation.
Specifically, the predetermined time difference can be greater than or equal to 10ms.
In the specific implementation, when the predetermined time difference is less than 10ms, picture brightness scintillation is unobvious, therefore will
The predetermined time difference is set greater than or is equal to 10ms, specifically may be set according to actual conditions.
In the preferred case, when the absolute value for determining the difference between the first time and second time is greater than
Or when being equal to predetermined time difference, it is applied to the driving voltage of liquid crystal grating by being controlled when liquid crystal grating opens or closes and is
Square wave drive voltage, so that the first time is equal to second time, i.e., so that grating time phase on and off
Deng, and then eliminate the brightness flicker phenomenon in handoff procedure.
According to a kind of specific embodiment, when the first time being greater than second time, the actuation step tool
Body includes:
When the absolute value for determining the difference between the first time and second time is greater than or equal to pre- timing
Between difference when, after receiving external grating shutdown signal, control the driving voltage that is applied on liquid crystal grating to close square wave
Driving voltage, until the liquid crystal grating completely closes, to extend the second time needed for liquid crystal grating is closed, by controlling institute
State close square wave drive voltage duty ratio so that the difference between the first time and second time absolute value
Less than predetermined time difference；
The each period for closing square wave drive voltage includes the first time period and second time period set gradually,
Closing square wave drive voltage described in first time period is that grating closes driving voltage, the closing square wave driving described in second time period
Voltage is that grating opens driving voltage；
The lasting first time interval of the first time period is greater than the second lasting time interval of the second time period.
That is, when the first time needed for liquid crystal grating is opened being greater than the second time needed for liquid crystal grating is closed,
After receiving external grating shutdown signal, the driving voltage being applied on liquid crystal grating is controlled to close square wave drive voltage, directly
It is completely closed to the liquid crystal grating, to extend the second time needed for liquid crystal grating is closed.
For example, as shown in Fig. 2A, Fig. 2 B, it is powered-down pressure that grating, which closes driving voltage, in a preferred specific embodiment,
It is open voltage that grating, which opens driving voltage, and the voltage value of powered-down pressure is greater than the voltage value of open voltage；
As shown in Figure 2 A, it is assumed that the time needed for initial liquid crystal grating is opened is t1-t0, namely from initial time t0 liquid crystal
Grating starts to open, and completes opening operation to deadline t1 liquid crystal grating is opened；As shown in Figure 2 B, it is assumed that initial liquid crystal grating
Time needed for closing is t2-t0, namely is begun to shut off from initial time t0 liquid crystal grating, to closing deadline t2 liquid crystal light
Grid complete shutoff operation.
Namely liquid crystal grating opens required first time T1 and is equal to t1-t0, liquid crystal grating closes required time T2 etc.
In t2-t0.
By Fig. 2A, Fig. 2 B it is found that T1 is greater than T2；
T0 between at the beginning receives external grating shutdown signal, as shown in figure 3, control is applied on liquid crystal grating
Driving voltage is to close square wave drive voltage S1, until closing end time t3, liquid crystal grating is completely closed；Namely after adjustment
The second time T2 be equal to t3-t0.
From the figure 3, it may be seen that by controlling the duty ratio for closing square wave drive voltage S1 so that T1 is equal to T2；
The each cycle T S1 for closing square wave drive voltage S1 includes the first time period t01 and second set gradually
Time period t 02, the closing square wave drive voltage S1 described in first time period t01 are powered-down pressure, the pass described in second time period t02
Closing square wave drive voltage is open voltage；
When the first time period t01 lasting first time interval is greater than the second time period t02 lasting second
Between be spaced.
In this preferred embodiment, in the time span once switched, by control grating switch voltage into
The reversion of row high speed, and the ratio of high voltage and the low-voltage shared time span in handoff procedure is controlled, so that grating switches
A shorter side is by artificial extension in time so that grating it is on and off time it is equal, and then eliminate switching
Brightness flicker phenomenon in the process.
Specifically, the actuation step specifically includes when the first time being less than second time:
When the absolute value for determining the difference between the first time and second time is greater than or equal to pre- timing
Between difference when, after receiving external grating open signal, control the driving voltage that is applied on liquid crystal grating to open square wave
Driving voltage, until the liquid crystal grating fully opens, to extend the first time needed for liquid crystal grating is opened, by controlling institute
State open square wave drive voltage duty ratio so that the difference between the first time and second time absolute value
Less than predetermined time difference；
The each period for opening square wave drive voltage includes the first time period and second time period set gradually,
Unlatching square wave drive voltage described in first time period is that grating opens driving voltage, the unlatching square wave driving described in second time period
Voltage is that grating closes driving voltage；
The lasting first time interval of the first time period is greater than the second lasting time interval of the second time period.
That is, when the first time needed for liquid crystal grating is opened being less than the second time needed for liquid crystal grating is closed,
The driving voltage being applied on liquid crystal grating is controlled after receiving external grating open signal to open square wave drive voltage, until
The liquid crystal grating fully opens, to extend the first time needed for liquid crystal grating is opened.
As shown in figure 4, the driving device of liquid crystal grating described in the embodiment of the present invention includes:
Detection unit 41, for detecting second needed for first time and the liquid crystal grating closing needed for liquid crystal grating is opened
Time；And
Driving unit 42 is connect with the detection unit 41, for when determining the first time with described second
Between between difference absolute value be greater than or equal to predetermined time difference when, applied by being controlled when liquid crystal grating opens or closes
The driving voltage for being added on liquid crystal grating is square wave drive voltage, so that the absolute value of the difference is poor less than the predetermined time
Value.
The driving device of liquid crystal grating described in the embodiment of the present invention includes detection unit and driving unit, passes through inspection first
Second time needed for surveying the first time needed for unit detection liquid crystal grating is opened and liquid crystal grating closing, when driving unit is sentenced
By control driving voltage by single high voltage or low electricity when breaking big to the difference comparsion at the first time between the second time
Pressure changes into square wave drive voltage, to extend relatively short switching time, to improve picture brightness scintillation.
Specifically, the predetermined time difference is greater than or equal to 10ms.
Specifically, the driving unit may include:
Judgment module is connect with the detection unit, is used for the first time and second time, and judge
Whether the absolute value of the difference between the first time and second time is greater than or equal to predetermined time difference, when comparing
The first time is obtained greater than the second time and determines the exhausted of difference between the first time and second time
First control signal is exported when being greater than or equal to predetermined time difference to value；And
Drive module is connect with the judgment module and liquid crystal grating respectively, receives the first control letter for working as
Number when, after receiving external grating shutdown signal, control the driving voltage that is applied on liquid crystal grating to close square wave driving
Voltage, until the liquid crystal grating completely closes, to extend the second time needed for liquid crystal grating is closed, so that when described first
Between the absolute value of difference between second time be less than predetermined time difference；
The each period for closing square wave drive voltage includes the first time period and second time period set gradually,
Closing square wave drive voltage described in first time period is that grating closes driving voltage, the closing square wave driving described in second time period
Voltage is that grating opens driving voltage；
The lasting first time interval of the first time period is greater than the second lasting time interval of the second time period.
Specifically, the driving unit may include:
Judgment module is connect with the detection unit, is used for the first time and second time, and judge
Whether the absolute value of the difference between the first time and second time is greater than or equal to predetermined time difference, when comparing
The first time is obtained less than the second time and determines the exhausted of difference between the first time and second time
Second control signal is exported when being greater than or equal to predetermined time difference to value；And
Drive module is connect with the judgment module and liquid crystal grating respectively, receives the second control letter for working as
Number when, after receiving external grating open signal, control the driving voltage that is applied on liquid crystal grating to open square wave driving
Voltage, until the liquid crystal grating fully opens, to extend the first time needed for liquid crystal grating is opened, so that when described first
Between the absolute value of difference between second time be less than predetermined time difference；
The each period for opening square wave drive voltage includes the first time period and second time period set gradually,
Unlatching square wave drive voltage described in first time period is that grating opens driving voltage, the unlatching square wave driving described in second time period
Voltage is that grating closes driving voltage；
The lasting first time interval of the first time period is greater than the second lasting time interval of the second time period.
Display equipment described in the embodiment of the present invention includes the driving device of above-mentioned liquid crystal grating.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of driving method of liquid crystal grating characterized by comprising
Detecting step: detection liquid crystal grating opens required first time and liquid crystal grating and closes the second required time；
Actuation step: when the absolute value for determining the difference between the first time and second time is greater than or equal in advance
It is square wave driving by the driving voltage that control is applied to liquid crystal grating when liquid crystal grating opens or closes when difference of fixing time
Voltage, so that the absolute value of the difference is less than the predetermined time difference.
2. the driving method of liquid crystal grating as described in claim 1, which is characterized in that the predetermined time difference is greater than or waits
In 10ms.
3. the driving method of liquid crystal grating as claimed in claim 1 or 2, which is characterized in that be greater than institute when the first time
When stating for the second time, the actuation step is specifically included:
When the absolute value for determining the difference between the first time and second time is poor more than or equal to the predetermined time
When value, after receiving external grating shutdown signal, controls the driving voltage being applied on liquid crystal grating and driven to close square wave
Voltage, until the liquid crystal grating completely closes, to extend the second time needed for liquid crystal grating is closed, by controlling the pass
The duty ratio of square wave drive voltage is closed so that the absolute value of the difference between the first time and second time is less than
Predetermined time difference；
The each period for closing square wave drive voltage includes the first time period and second time period set gradually, first
Closing square wave drive voltage described in period is that grating closes driving voltage, closes square wave drive voltage described in the second time period
Driving voltage is opened for grating；
The lasting first time interval of the first time period is greater than the second lasting time interval of the second time period.
4. the driving method of liquid crystal grating as claimed in claim 1 or 2, which is characterized in that be less than institute when the first time
When stating for the second time, the actuation step is specifically included:
When the absolute value for determining the difference between the first time and second time is poor more than or equal to the predetermined time
When value, after receiving external grating open signal, controls the driving voltage being applied on liquid crystal grating and driven to open square wave
Voltage, until the liquid crystal grating fully opens, to extend the first time needed for liquid crystal grating is opened, by opening described in control
The duty ratio of square wave drive voltage is opened so that the absolute value of the difference between the first time and second time is less than
Predetermined time difference；
The each period for opening square wave drive voltage includes the first time period and second time period set gradually, first
Unlatching square wave drive voltage described in period is that grating opens driving voltage, opens square wave drive voltage described in the second time period
Driving voltage is closed for grating；
The lasting first time interval of the first time period is greater than the second lasting time interval of the second time period.
5. a kind of driving device of liquid crystal grating characterized by comprising
Detection unit, for the second time needed for detecting first time and the liquid crystal grating closing needed for liquid crystal grating is opened；
And
Driving unit is connect with the detection unit, is determined between the first time and second time for working as
When the absolute value of difference is greater than or equal to predetermined time difference, liquid crystal is applied to by controlling when liquid crystal grating opens or closes
The driving voltage of grating is square wave drive voltage, so that the absolute value of the difference is less than the predetermined time difference.
6. the driving device of liquid crystal grating as claimed in claim 5, which is characterized in that the predetermined time difference is greater than or waits
In 10ms.
7. such as the driving device of liquid crystal grating described in claim 5 or 6, which is characterized in that the driving unit includes:
Judgment module is connect with the detection unit, is used for the first time and second time, and described in judgement
Whether the absolute value of difference between second time is greater than or equal to predetermined time difference at the first time, when comparing to obtain
The first time was greater than for the second time and determines the absolute value of the difference between the first time and second time
First control signal is exported when more than or equal to predetermined time difference；And
Drive module is connect with the judgment module and liquid crystal grating respectively, for when receiving the first control signal,
After receiving external grating shutdown signal, controlling the driving voltage being applied on liquid crystal grating is closing square wave drive voltage,
Until the liquid crystal grating completely closes, to extend the second time needed for liquid crystal grating is closed so that the first time with
The absolute value of difference between second time is less than predetermined time difference；
The each period for closing square wave drive voltage includes the first time period and second time period set gradually, first
Closing square wave drive voltage described in period is that grating closes driving voltage, closes square wave drive voltage described in the second time period
Driving voltage is opened for grating；
The lasting first time interval of the first time period is greater than the second lasting time interval of the second time period.
8. such as the driving device of liquid crystal grating described in claim 5 or 6, which is characterized in that the driving unit includes:
Judgment module is connect with the detection unit, is used for the first time and second time, and described in judgement
Whether the absolute value of difference between second time is greater than or equal to predetermined time difference at the first time, when comparing to obtain
The first time is less than the second time and determines the absolute value of the difference between the first time and second time
Second control signal is exported when more than or equal to predetermined time difference；And
Drive module is connect with the judgment module and liquid crystal grating respectively, for when receiving the second control signal,
After receiving external grating open signal, controlling the driving voltage being applied on liquid crystal grating is unlatching square wave drive voltage,
Until the liquid crystal grating fully opens, to extend the first time needed for liquid crystal grating is opened so that the first time with
The absolute value of difference between second time is less than predetermined time difference；
The each period for opening square wave drive voltage includes the first time period and second time period set gradually, first
Unlatching square wave drive voltage described in period is that grating opens driving voltage, opens square wave drive voltage described in the second time period
Driving voltage is closed for grating；
The lasting first time interval of the first time period is greater than the second lasting time interval of the second time period.
9. a kind of display equipment, which is characterized in that including the liquid crystal grating as described in any claim in claim 5 to 8
Driving device.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1388508A (en) * | 2001-05-25 | 2003-01-01 | Lg.飞利浦Lcd有限公司 | Liquid crystal display with raster and method for driving the same liquid crystal display |
| CN101369403A (en) * | 2007-08-17 | 2009-02-18 | 北京京东方光电科技有限公司 | Drain discharging apparatus and method for improving twinkling at start |
| CN102354071A (en) * | 2011-09-23 | 2012-02-15 | 天马微电子股份有限公司 | Liquid crystal grating type free stereo display device |
| CN102830496A (en) * | 2012-08-24 | 2012-12-19 | 京东方科技集团股份有限公司 | Method, device and system for controlling 3D (Three Dimensional) display |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101680771B1 (en) * | 2010-02-04 | 2016-11-30 | 삼성전자주식회사 | Three-dimensional image display apparatus and method |
| KR101728821B1 (en) * | 2010-09-28 | 2017-05-04 | 삼성디스플레이 주식회사 | Three dimensional image display |
-
2016
- 2016-11-11 CN CN201611009205.1A patent/CN106501979B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1388508A (en) * | 2001-05-25 | 2003-01-01 | Lg.飞利浦Lcd有限公司 | Liquid crystal display with raster and method for driving the same liquid crystal display |
| CN101369403A (en) * | 2007-08-17 | 2009-02-18 | 北京京东方光电科技有限公司 | Drain discharging apparatus and method for improving twinkling at start |
| CN102354071A (en) * | 2011-09-23 | 2012-02-15 | 天马微电子股份有限公司 | Liquid crystal grating type free stereo display device |
| CN102830496A (en) * | 2012-08-24 | 2012-12-19 | 京东方科技集团股份有限公司 | Method, device and system for controlling 3D (Three Dimensional) display |
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