DRIVING CIRCUIT, DRIVING METHOD, DISPLAY APPARATUS AND ELECTRONIC APPARATUS

• US 20150310820A1
• Filed: 12/23/2014
• Published: 10/29/2015
• Est. Priority Date: 04/24/2014
• Status: Active Grant

• Current Assignee: FocalTech Systems Co.,Ltd
• Original Assignee: FocalTech Systems Co.,Ltd
• Inventors: JIANG, Xinxi, MO, Lianghua, ZHANG, Peng
• Granted Patent: US 9,495,928 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: G06F 3/0412 Digitisers structurally integrated in a display
• CPC Class Codes: G06F 3/04184 Synchronisation with the driving of the display or the backlighting unit to avoid interferences generated internally
• CPC Class Codes: G09G 2310/0202 Addressing of scan or signal lines
• CPC Class Codes: G09G 2310/0205 Simultaneous scanning of several lines in flat panels
• CPC Class Codes: G09G 2310/0278 Details of driving circuits arranged to drive both scan and data electrodes
• CPC Class Codes: G09G 2310/08 Details of timing specific for flat panels, other than clock recovery
• CPC Class Codes: G09G 2330/06 Handling electromagnetic interferences [EMI], covering emitted as well as received electromagnetic radiation
• CPC Class Codes: G09G 3/3674 Details of drivers for scan electrodes
• CPC Class Codes: G09G 3/3677 suitable for active matrices only
• CPC Class Codes: G09G 3/3685 Details of drivers for data electrodes

Abstract

A driving circuit includes: a clock signal generating unit, for generating clock signals, where transitions from first level to second level, in each clock signal, trigger a scan driving circuit to generate scanning signals, the transitions from first level to second level are defined as effective signal edges of the clock signals, and an interval between adjacent effective signal edges is defined as a clock time interval; and a control unit, for controlling clock time intervals of each clock signal to be non-identical, the clock time intervals including a first clock time interval and second clock time interval, the second clock time being longer than the first clock time, and the control unit is configured to control the clock time interval to be the second clock time interval at least once during displaying one frame of image by a display panel.

Claims

1. A driving circuit, for driving a display panel to display an image;

the display panel comprising a plurality of display units and a plurality of scanning lines;

each scanning line connected to a plurality of display units;

the scanning lines configured to transmit scanning signals provided by a scan driving circuit to the display units;

the display units being activated to display the image, based on the scanning signals;

the driving circuit comprising;

a clock signal generating unit, configured to generate clock signals, each of the clock signals comprising a plurality of first levels and a plurality of second levels, wherein the first levels and second levels are alternately output, a potential of each first level is different from a potential of each second level, transitions from each first level to each second level are for triggering the scan driving circuit to generate the scanning signals, the transitions from each first level to each second level are defined as effective signal edges of the clock signals, and an interval between adjacent effective signal edges is defined as a clock time interval; and

a control unit, configured to control the clock time intervals of each clock signal to be non-identical, the clock time intervals comprising a first clock time interval and a second clock time interval, the second clock time interval being longer than the first clock time interval; and

the control unit further configured to control the clock time interval to be the second clock time interval at least once during a process of displaying one frame of image by the display panel.

2. The driving circuit according to claim 1, wherein a duration of each second level of each clock signal generated by the clock signal generating unit is identical with a duration of the scanning signal generated by the scan driving circuit;

the control unit is configured to control durations of the respective first levels of the clock signal to be non-identical, the durations of the respective first levels comprising a first duration and a second duration, and the second duration is longer than the first duration;

the control unit is further configured to control the duration of the first level to be the second duration at least once during the process of displaying one frame of image by the display panel; and

a sum of the first duration of the first level and the duration of the second level equals the first clock time interval, and a sum of the second duration of the first level and the duration of the second level equals the second clock time interval.

3. The driving circuit according to claim 2, wherein the clock signal generating unit is configured to generate two clock signals;

the first duration of the first level of one of the two clock signals is identical with the duration of the second level of the other of the two clock signals; and

the control unit is configured to control the duration of the first level to be the second duration at least once for each of the two clock signals during the process of displaying one frame of image by the display panel.

4. The driving circuit according to claim 2, wherein the scan driving circuit comprises a first scan driving sub-circuit configured to perform a progressive scanning along a first set of scanning lines, and a second scan driving sub-circuit configured to perform a progressive scanning along a second set of scanning lines;

the first set of scanning lines are alternately arranged with the second set of scanning lines;

the clock signal generating unit is configured to generate a first clock signal, a second clock signal, a third clock signal, and a fourth clock signal;

the first clock signal and the third clock signal are for triggering the first scan driving sub-circuit to perform the progressive scanning along the first set of scanning lines, and the second clock signal and the fourth clock signal are for triggering the second scan driving sub-circuit to perform the progressive scanning along the second set of scanning lines;

the first duration of the first level of one of the first clock signal and the third clock signal is identical with the duration of the second level of the other of the first clock signal and the third clock signal, the first duration of the first level of one of the second clock signal and the fourth clock signal is identical with the duration of the second level of the other of the second clock signal and the fourth clock signal, the duration of the second level of the first clock signal and the duration of the second level of the second clock signal overlap each other, and the duration of the second level of the third clock signal and the duration of the second level of the fourth clock signal overlap each other; and

the control unit is configured to control the duration of the first level to be the second duration at least once for each of the first clock signal, the second clock signal, the third clock signal, and the fourth clock signal during the process of displaying one frame of image by the display panel.

5. The driving circuit according to claim 1, wherein the scan driving circuit comprises a first scan driving sub-circuit configured to perform a progressive scanning along a first set of scanning lines, and a second scan driving sub-circuit configured to perform a progressive scanning along a second set of scanning lines, the first set of scanning lines are alternately arranged with the second set of scanning lines;

the clock signal generating unit is configured to generate a first clock signal, a second clock signal, a third clock signal and a fourth clock signal;

the first clock signal and the third clock signal are for triggering the first scan driving sub-circuit to perform the progressive scanning along the first set of scanning lines, and the second clock signal and the fourth clock signal are for triggering the second scan driving sub-circuit to perform the progressive scanning along the second set of scanning lines;

the control unit is configured to, control durations of the respective second levels of the first clock signal to be non-identical and control durations of the respective second levels of the third clock signal to be non-identical, the durations of the respective second levels of the first clock signal and the third clock signal comprising a first duration and a second duration, and the second duration being longer than the first duration;

the control unit is further configured, to control durations of the respective first levels of the second clock signal to be non-identical and control durations of the respective first levels of the fourth clock signal to be non-identical, the durations of the respective first levels of the second clock signal and the fourth clock signal comprising a third duration and a fourth duration, and the fourth duration being longer than the third duration;

the control unit is further configured to control the duration of the second level of the first clock signal and the third clock signal to be the second duration at least once and control the duration of the first level of the second clock signal and the fourth clock signal to be the fourth duration at least once, during the process of displaying one frame of image by the display panel;

for the first clock signal and the third clock signal, a sum of a duration of the first level and the first duration of the second level equals the first clock time interval, and a sum of the duration of the first level and the second duration of the second level equals the second clock time interval; and

for the second clock signal and the fourth clock signal, a sum of a duration of the second level and the third duration of the first level equals the first clock time interval, and a sum of the duration of the second level and the fourth duration of the first level equals the second clock time interval.

6. The driving circuit according to claim 1, wherein a sum of durations of the first level and the second level of each clock signal generated by the clock signal generating unit is identical with a duration of the scanning signal generated by the scan driving circuit;

and

the control unit is configured to control durations of the respective first levels of the clock signal to be non-identical, the durations of the respective first levels comprising a first duration and a second duration, and the second duration being longer than the first duration, and the control unit is further configured to control the duration of the first level to be the second duration at least once during the process of displaying one frame of image by the display panel;

wherein a sum of the first duration of the first level and the duration of the second level equals the first clock time interval, and a sum of the second duration of the first level and the duration of the second level equals the second clock time interval;

or

the control unit is configured to control durations of the respective second levels of the clock signal to be non-identical, the durations of the respective second levels comprising a first duration and a second duration, the second duration being longer than the first duration, and the control unit is further configured to control the duration of the second level to be the second duration at least once during the process of displaying one frame of image by the display panel;

wherein a sum of the first duration of the second level and the duration of the first level equals the first clock time interval, and a sum of the second duration of the second level and the duration of the first level equals the second clock time interval.

7. The driving circuit according to claim 1, wherein the plurality of scanning lines are further configured to activate a display of respective frames of image based on a vertical synchronization signal provided by a vertical synchronization signal unit,

the scan driving circuit is further configured to provide a horizontal synchronization signal;

and

the control unit is connected to the vertical synchronization signal unit and the scan driving circuit, and is configured to determine, based on the vertical synchronization signal and the horizontal synchronization signal, whether to control the clock time interval of the clock signal to be equal to the second clock time interval.

8. The driving circuit according to claim 7, wherein the control unit comprises:

a memory configured to store preset row information, row information of the scanning lines under a condition that the clock time interval is controlled to be equal to the second clock time interval being set as the preset row information;

a determination module, connected to the vertical synchronization signal unit, the scan driving circuit and the memory, and configured to determine whether a received horizontal synchronization signal meets the preset row information after one vertical synchronization signal is received; and

a control module, connected to each of the vertical synchronization signal unit, the scan driving circuit and the determination module, and configured to control the clock time interval of the clock signal output from the clock signal generating unit to be equal to the second clock time interval when the determination module determines that the horizontal synchronization signal meets the preset row information.

9. The driving circuit according to claim 8, wherein the control module is further configured to output the horizontal synchronization signal to the clock signal generating unit, and the clock signal generating unit generates the clock signal based on the horizontal synchronization signal;

and

the control module is configured to stop outputting the horizontal synchronization signal to the clock signal generating unit for a first preset time duration, when the determination module determines that the horizontal synchronization signal meets the preset row information, to make the clock time interval of the clock signal equal to the second clock time interval.

10. The driving circuit according to claim 8, wherein the control module is configured to generate a stop signal when the determination module determines that the horizontal synchronization signal meets the preset row information, the stop signal comprising an ineffective signal and an effective signal;

and

the clock signal generating unit is configured to immediately control the clock time interval of an output clock signal to be equal to the second clock time interval, when the stop signal is switched from the ineffective signal to the effective signal;

or

the clock signal generating unit is configured to control the clock time interval of an output clock signal to be equal to the second clock time interval, after the stop signal is switched from the ineffective signal to the effective signal for a second preset time duration.

11. The driving circuit according to claim 10, wherein the stop signal is a square wave signal comprising a third level and a fourth level, a potential of the third level being different from a potential of the fourth level;

and

the third level is the effective signal and the fourth level is the ineffective signal;

or the fourth level is the effective signal and the third level is the ineffective signal.

12. The driving circuit according to claim 1, wherein the clock signal generating unit comprises:

an initial pulse generating module configured to generate an initial pulse;

a clock signal generating module configured to generate the clock signal based on the initial pulse; and

a reset signal generating module configured to generate a reset signal, wherein the reset signal is for controlling the initial pulse generating module to output the initial pulse again after a third preset time duration;

and wherein the control unit is connected to the reset signal generating module, and is configured to control the reset signal generating module to generate the reset signal at least once during the process of displaying one frame of image by the display panel, to make the clock time interval of the clock signal output from the clock signal generating module to be equal to the second clock time interval.

13. The driving circuit according to claim 2, wherein the clock signal generating unit generates at least two clock signals, the second durations of the first levels of the at least two clock signals overlap each other, and an overlapping time duration of the second durations of the first levels of the at least two clock signals is defined as a suspension duration during which the first levels of the at least two clock signals control the scan driving circuit to suspend a progressive scanning along the scanning lines;

the clock signal generated by the clock signal generating unit is for triggering the scan driving circuit to provide the scanning signal to at least one row of scanning line before the suspension duration, to perform a scanning along the at least one row of scanning line; and

the control unit is configured to control, after the suspension duration, the clock signal generating unit to generate the clock signal for triggering the scan driving circuit to re-start the progressive scanning from a next row of scanning line.

14. The driving circuit according to claim 2, wherein the clock signal generating unit generates at least two clock signals, the second durations of the first levels of the at least two clock signals overlap each other, and an overlapping time duration of the second durations of the first levels of the at least two clock signals is defined as a suspension duration during which the first levels of the at least two clock signals control the scan driving circuit to suspend a progressive scanning along the scanning lines;

the clock signal generated by the clock signal generating unit is for triggering the scan driving circuit to provide the scanning signal to at least one row of scanning line before the suspension duration, to perform a scanning along the at least one row of scanning line; and

the control unit is configured to control, after the suspension duration, the clock signal generating unit to generate the clock signal for triggering the scan driving circuit to re-start the progressive scanning from at least a last row of the scanning lines along which the progressive scanning is performed before the suspension duration.

15. The driving circuit according to claim 2, wherein the clock signal generating unit generates at least two clock signals;

the first levels of a part of the at least two clock signals are for driving the scan driving circuit to generate the scanning signals, and the second levels of another part of the at least two clock signals are for driving the scan driving circuit to generate the scanning signals;

the second durations of the first levels of the at least two clock signals overlap each other;

an overlapping time duration of the second durations of the first levels of the at least two clock signals is defined as a suspension duration; and

during the suspension duration, the scan driving circuit is controlled, by the a part of the at least two clock signals, to continuously perform a scanning along the scanning lines, and the scan driving circuit is controlled, by the another part of the at least two clock signals, to suspend the scanning along the scanning lines.

16. The driving circuit according to claim 1, wherein the scan driving circuit is integrated in the driving circuit.

32. A display apparatus, comprising:

a display panel, comprising a plurality of display units and a plurality of scanning lines, each scanning line connected to a plurality of display units;

the scanning lines configured to transmit scanning signals provided by a scan driving circuit, to the display units;

the display units being activated to display an image, based on the scanning signals; and

the driving circuit according to claim 1, wherein the driving circuit is configured to drive the display panel to display the image.

33. The display apparatus according to claim 32, wherein the scan driving circuit is integrated in the display panel.

34. The display apparatus according to claim 32, wherein the display panel is a liquid crystal display panel.

35. A display apparatus, comprising:

a display panel, comprising a plurality of display units and a plurality of scanning lines;

each scanning line connected to a plurality of display units;

the scanning lines configured to transmit scanning signals provided by a scan driving circuit, to the display units;

the display units being activated to display an image, based on the scanning signals;

the driving circuit according to claim 13, wherein the driving circuit is configured to drive the display panel to display the image; and

a touch panel and a touch detecting circuit connected the touch panel, wherein the touch detecting circuit performs a touch detection on the touch panel during the suspension duration.

36. An electronic apparatus, comprising a display apparatus;

wherein the display apparatus comprises;

a display panel comprising a plurality of display units and a plurality of scanning lines;

each scanning line connected to a plurality of display units;

the scanning lines configured to transmit scanning signals provided by a scan driving circuit, to the display units;

the display units being activated to display an image, based on the scanning signals; and

the driving circuit according to claim 1, wherein the driving circuit is configured to drive the display panel to display the image.

37. An electronic apparatus, comprising a first apparatus and a second apparatus, wherein the first apparatus is a display apparatus, the display apparatus comprises the driving circuit according to claim 13, and the second apparatus works during the suspension duration.

38. The electronic apparatus according to claim 37, wherein the second apparatus is a touch apparatus.

39. The electronic apparatus according to claim 38, wherein the touch apparatus comprises a touch panel and a touch detecting circuit connected the touch panel, and the touch detecting circuit performs a touch detection on the touch panel during the suspension duration.

17. A driving method, for driving a display panel to display an image;

the display panel comprising a plurality of display units and a plurality of scanning lines;

each scanning line connected to a plurality of display units;

the scanning lines configured to transmit scanning signals provided by a scan driving circuit to the plurality of display units;

the display units being activated to display the image, based on the scanning signals;

wherein the driving method comprises;

generating clock signals, each of the clock signals comprising a plurality of first levels and a plurality of second levels, wherein the first levels and second levels are alternately output, a potential of each first level is different from a potential of each second level;

transitions from the first level to the second level are for triggering the scan driving circuit to generate scanning signals, the transitions from each first level to each second level are defined as effective signal edges of the clock signals, and an interval between adjacent effective signal edges is defined as a clock time interval; and

controlling the clock time intervals of each clock signal to be non-identical, wherein the clock time intervals comprise a first clock time interval and a second clock time interval, the second clock time interval being longer than the first clock time interval; and

the clock time interval is controlled to be the second clock time interval at least once during a process of displaying one frame of image by the display panel.

18. The driving method according to claim 17, wherein a duration of the second level of each clock signal is identical with a duration of the scanning signal generated by the scan driving circuit;

the controlling the clock time intervals of each clock signal to be non-identical comprises;

controlling durations of the respective first levels of each clock signal to be non-identical, the durations of the respective first levels comprise a first duration and a second duration, and the second duration being longer than the first duration; and

the controlling the clock time interval to be the second clock time interval at least once during a process of displaying one frame of image by the display panel comprises;

controlling the duration of the first level to be the second duration at least once during the process of displaying one frame of image by the display panel, wherein a sum of the first duration of the first level and a duration of the second level equals the first clock time interval, and a sum of the second duration of the first level and the duration of the second level equals the second clock time interval.

19. The driving method according to claim 18, wherein the generating the clock signals comprises:

generating two clock signals,

wherein the first duration of the first level of one of the two clock signals is identical with the duration of the second level of the other of the two clock signals; and

wherein the duration of the first level is controlled to be the second duration at least once for each of the two clock signals during the process of displaying one frame of image by the display panel.

20. The driving method according to claim 18, wherein the scan driving circuit comprises a first scan driving sub-circuit configured to perform a progressive scanning along a first set of scanning lines, and a second scan driving sub-circuit configured to perform a progressive scanning along a second set of scanning lines;

the first set of scanning lines are alternately arranged with the second set of scanning lines;

wherein the generating the clock signals comprises;

generating a first clock signal, a second clock signal, a third clock signal and a fourth clock signal;

wherein the first clock signal and the third clock signal are for triggering the first scan driving sub-circuit to perform the progressive scanning along the first set of scanning lines, and the second clock signal and the fourth clock signal are for triggering the second scan driving sub-circuit to perform the progressive scanning along the second set of scanning lines; and

wherein the first duration of the first level of one of the first clock signal and the third clock signal is identical with the duration of the second level of the other of the first clock signal and the third clock signal, the first duration of the first level of one of the second clock signal and the fourth clock signal is identical with the duration of the second level of the other of the second clock signal and the fourth clock signal, the duration of the second level of the first clock signal and the duration of the second level of the second clock signal overlap each other, and the duration of the second level of the third clock signal and the duration of the second level of the fourth clock signal overlap each other; and

wherein the duration of the first level is controlled to be the second duration at least once for each of the first clock signal, the second clock signal, the third clock signal and the fourth clock signal during the process of displaying one frame of image by the display panel.

21. The driving method according to claim 17, wherein the scan driving circuit comprises a first scan driving sub-circuit configured to perform a progressive scanning along a first set of scanning lines, and a second scan driving sub-circuit configured to perform a progressive scanning along a second set of scanning lines, the first set of scanning lines are alternately arranged with the second set of scanning lines;

the generating the clock signals comprises;

generating a first clock signal, a second clock signal, a third clock signal and a fourth clock signal, wherein the first clock signal and the third clock signal are for triggering the first scan driving sub-circuit to perform the progressive scanning along the first set of scanning lines, and the second clock signal and the fourth clock signal are for triggering the second scan driving sub-circuit to perform the progressive scanning along the second set of scanning lines;

the controlling the clock time intervals of each clock signal to be non-identical comprises;

controlling durations of the respective second levels of the first clock signal to be non-identical and controlling durations of the respective second levels of the third clock signal to be non-identical, the durations of the respective second levels of the first clock signal and the third clock signal comprising a first duration and a second duration, and the second duration being longer than the first duration; and

,

controlling durations of the respective first levels of the second clock signal to be non-identical and control durations of the respective first levels of the fourth clock signal to be non-identical, the durations of the respective first levels of the second clock signal and the fourth clock signal comprising a third duration and a fourth duration, and the fourth duration being longer than the third duration;

wherein the duration of the second level of the first clock signal and the third clock signal is controlled to be the second duration at least once and the duration of the first level of the second clock signal and the fourth clock signal is controlled to be the fourth duration at least once, during the process of displaying one frame of image by the display panel;

for the first clock signal and the third clock signal, a sum of a duration of the first level and the first duration of the second level equals the first clock time interval, and a sum of the duration of the first level and the second duration of the second level equals the second clock time interval; and

for the second clock signal and the fourth clock signal, a sum of a duration of the second level and the third duration of the first level equals the first clock time interval, and a sum of the duration of the second level and the fourth duration of the first level equals the second clock time interval.

22. The driving method according to claim 17, wherein a sum of durations of the first level and the second level of each clock signal is identical with a duration of the scanning signal generated by the scan driving circuit;

the controlling the clock time intervals of each clock signal to be non-identical comprises;

controlling durations of the respective first levels of the clock signal to be non-identical;

wherein the durations of the respective first levels comprise a first duration and a second duration, the second duration being longer than the first duration;

the duration of the first level is controlled to be the second duration at least once during the process of displaying one frame of image is displayed by the display panel;

a sum of the first duration of the first level and the duration of the second level equals the first clock time interval; and

a sum of the second duration of the first level and the duration of the second level equals the second clock time interval;

or

the controlling the clock time intervals of each clock signal to be non-identical comprises;

controlling durations of the respective second levels of the clock signal to be non-identical;

wherein the durations of the respective second levels comprise a first duration and a second duration, the second duration being longer than the first duration;

the duration of the second level is controlled to be the second duration at least once during the process of dislaying one frame of image by the display panel;

a sum of the first duration of the second level and the duration of the first level equals the first clock time interval; and

a sum of the second duration of the second level and the duration of the first level equals the second clock time interval.

23. The driving method according to claim 17, wherein the plurality of scanning lines are further configured to enable a display of respective frames of image based on a vertical synchronization signal provided by a vertical synchronization signal unit,

the scan driving circuit is further configured to provide a horizontal synchronization signal;

and

the controlling the clock time intervals of each clock signal to be non-identical comprises;

determining, based on the vertical synchronization signal and the horizontal synchronization signal, whether to control the clock time interval of the clock signal to be equal to the second clock time interval.

24. The driving method according to claim 23, wherein the determining, based on the vertical synchronization signal and the horizontal synchronization signal, whether to control the clock time interval of the clock signal to be equal to the second clock time interval comprises:

storing preset row information, row information of the scanning lines under a condition that the clock time interval is controlled to be equal to the second clock time interval being set as the preset row information;

determining whether a received horizontal synchronization signal meets the preset row information after one vertical synchronization signal is received; and

controlling the clock time interval of the clock signal to be equal to the second clock time interval, when it is determined that the horizontal synchronization signal meets the preset row information.

25. The driving method according to claim 24, wherein the generating the clock signals comprises:

generating the clock signals based on the horizontal synchronization signal; and

the controlling the clock time interval of the clock signal to be equal to the second clock time interval, when it is determined that the horizontal synchronization signal meets the preset row information comprises;

stopping providing the horizontal synchronization signal to the clock signal generating unit, for a first preset time duration in the case that it is determined that the horizontal synchronization signal meets the preset row information, to make the clock time interval of the clock signal equal to the second clock time interval.

26. The driving method according to claim 24, wherein the controlling, in the case that it is determined that the horizontal synchronization signal meets the preset row information, the clock time interval of the clock signal to be equal to the second clock time interval comprises:

generating a stop signal in the case that it is determined that the horizontal synchronization signal meets the preset row information, the stop signal comprising an ineffective signal and an effective signal; and

controlling the clock time interval of an output clock signal to be equal to the second clock time interval, immediately when the stop signal is switched from the ineffective signal to the effective signal;

or controlling the clock time interval of an output clock signal to be equal to the second clock time interval, after the stop signal is switched from the ineffective signal to the effective signal for a second preset time duration.

27. The driving method according to claim 26, wherein the stop signal is a square wave signal comprising a third level and a fourth level, a potential of the third level being different from a potential of the fourth level;

and

the third level is the effective signal and the fourth level is the ineffective signal;

or the fourth level is the effective signal and the third level is the ineffective signal.

28. The driving method according to claim 17, wherein

the generating the clock signals comprises:

generating an initial pulse, and generating the clock signals based on the initial pulse; and

the controlling the clock time interval to be the second clock time interval at least once during a process of displaying one frame of image by the display panel comprises;

generating a reset signal at least once during the process of displaying one frame of image by the display panel, wherein the reset signal is for outputting the initial pulse again after a third preset time duration, to make the clock time interval of the clock signal to be equal to the second clock time interval.

29. The driving method according to claim 17, wherein the generating the clock signals comprises:

generating at least two clock signals, wherein the second durations of the first levels of the at least two clock signals overlap each other, and an overlapping time duration of the second durations of the first levels of the at least two clock signals is defined as a suspension duration during which the first levels of the at least two clock signals control the scan driving circuit to suspend a progressive scanning along the scanning lines;

generating, before the suspension duration, a clock signal for triggering the scan driving circuit to provide the scanning signal to at least one row of scanning line; and

generating, after the suspension duration, a clock signal for triggering the scan driving circuit to re-start the progressive scanning from a next row of scanning line.

30. The driving method according to claim 17, wherein the generating the clock signals comprises:

generating at least two clock signals, wherein the second durations of the first levels of the at least two clock signals overlap each other, and an overlapping time duration of the second durations of the first levels of the at least two clock signals is defined as a suspension duration during which the first levels of the at least two clock signals control the scan driving circuit to suspend a progressive scanning along the scanning lines;

generating, before the suspension duration, a clock signal for triggering the scan driving circuit to provide the scanning signal to at least one row of scanning line; and

generating, after the suspension duration, a clock signal for triggering the scan driving circuit to re-start the progressive scanning from at least a last row of the scanning lines along which the progressive scanning is performed before the suspension duration.

31. The driving method according to claim 17, wherein the generating the clock signals comprises:

generating at least two clock signals;

wherein the first levels of a part of the at least two clock signals are for driving the scan driving circuit to generate the scanning signals, and the second levels of another part of the at least two clock signals are for driving the scan driving circuit to generate the scanning signals;

the second durations of the first levels of the at least two clock signals overlap each other;

an overlapping time duration of the second durations of the first levels of the at least two clock signals is defined as a suspension duration; and

during the suspension duration, the scan driving circuit is controlled, by the a part of the at least two clock signals, to continuously perform a scanning along the scanning lines, and the scan driving circuit is controlled, by the another part of the at least two clock signals, to suspend the scanning along the scanning lines.