Plasma display apparatus and method of driving the same
OwnerDae Myoung, Seong Mooninventors
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Abstract
A plasma display apparatus and a method of driving the same, more particularly to, a plasma display apparatus considering the gray level values of sub-fields and a method of driving the same are provided. The plasma display apparatus controls the magnitudes of reset pulses or the widths of scan pulses in units of sub-fields thereby improving contrast, preventing driving margins from deteriorating, stabilizing discharges and improving. brightness.
Claims72
A plasma display apparatus comprising:
- a plasma display panel comprising scan electrodes;
- a driver driving the scan electrodes;
- and
- a reset pulse controller controlling the driver to control the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of at least one sub-field among the sub-fields of one frame in accordance with gray level values.
An apparatus for driving a plasma display panel comprising scan electrodes, the apparatus comprising:
- a driver driving the scan electrodes;
- and
- a reset pulse controller controlling the driver to control the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of at least one sub-fields among the sub-fields of one frame in accordance with gray level values.
A plasma display panel comprising scan electrodes, wherein the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of at least one sub-fields among the sub-fields of one frame are controlled in accordance with gray level values.
A plasma display apparatus comprising:
- a plurality of scan electrodes;
- and
- controller controlling the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of at least one sub-fields among the sub-fields of one frame in accordance with gray level values.
A plasma display apparatus comprising a plurality of scan electrodes formed in a top surface panel and a driver applying driving pulses to the scan electrodes, wherein the driver controls the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of at least one sub-fields among the sub-fields of one frame in accordance with gray level values.
A method of driving a plasma display apparatus comprising scan electrodes, wherein the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of at least one sub-fields among the sub-fields of one frame are controlled in accordance with gray level values.
A plasma display apparatus comprising:
- a plasma display panel comprising scan electrodes;
- a driver driving the scan electrodes;
- and
- a reset pulse controller controlling the driver to set the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of low gray level sub-fields among the sub-fields of one frame to be more than the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of the remaining sub-fields.
An apparatus for driving a plasma display panel comprising scan electrodes, the apparatus comprising:
- a driver driving the scan electrodes;
- and
- a reset pulse controller controlling the driver to set the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of low gray level sub-fields among the sub-fields of one frame to be more than the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of the remaining sub-fields.
A plasma display panel comprising scan electrodes, wherein the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of the low gray level sub-fields among the sub-fields of one frame are more than the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of the remaining sub-fields.
A plasma display apparatus comprising:
- a plurality of scan electrodes;
- and
- controller setting the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of the low gray level sub-fields among the sub-fields of one frame to be more than the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of the remaining sub-fields.
A plasma display apparatus comprising a plurality of scan electrodes formed in a top surface panel and a driver applying driving pulses to the scan electrodes, wherein the driver sets the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of low gray level sub-fields among the sub-fields of one frame to be more than the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of the remaining sub-fields.
A method of driving a plasma display apparatus comprising scan electrodes, wherein the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of low gray level sub-fields among the sub-fields of one frame are more than the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of the remaining sub-fields.
A plasma display apparatus comprising:
- a plasma display panel comprising scan electrodes;
- a driver driving the scan electrodes;
- and
- a reset pulse controller controlling the driver to set the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of the high gray level sub-fields among the sub-fields of one frame to be less than the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of the remaining sub-fields.
An apparatus for driving a plasma display panel comprising scan electrodes, the apparatus comprising:
- a driver driving the scan electrodes;
- and
- a reset pulse controller controlling the driver to set the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of high gray level sub-fields among the sub-fields of one frame to be less than the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of the remaining sub-fields.
A plasma display panel comprising scan electrodes, wherein the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of the high gray level sub-fields among the sub-fields of one frame are less than the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of the remaining sub-fields.
A plasma display apparatus comprising:
- a plurality of scan electrodes;
- and
- controller setting the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of high gray level sub-fields among the sub-fields of one frame to be less than the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of the remaining sub-fields.
A plasma display apparatus comprising a plurality of scan electrodes formed in a top surface panel and a driver applying driving pulses to the scan electrodes, wherein the driver sets the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of high gray level sub-fields among the sub-fields of one frame to be less than the magnitudes of the reset pulses applied to the scan electrodes in -the reset periods of the remaining sub-fields.
A method of driving a plasma display apparatus comprising scan electrodes, wherein the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of high gray level sub-fields among the sub-fields of one frame are less than the magnitudes of the reset pulses applied to the scan electrodes in the reset periods of the remaining sub-fields.
A plasma display apparatus comprising:
- a plasma display panel comprising scan electrodes;
- a driver driving the scan electrodes;
- and
- a scan pulse controller controlling the driver to set the width of the scan pulses applied to one or more scan electrode group among a plurality of scan electrode groups comprising the one or more scan electrodes in one or more sub-fields of one frame in the order of scanning to be different from the width of the scan pulses applied to the remaining scan electrode groups.
An apparatus for driving a plasma display panel comprising scan electrodes, the apparatus comprising:
- a driver driving the scan electrodes;
- and
- a scan pulse controller controlling the driver to set the width of the scan pulses applied to one or more scan electrode group among a plurality of scan electrode groups comprising the one or more scan electrodes in one or more sub-fields of one frame in the order of scanning to be different from the width of the scan pulses applied to the remaining scan electrode groups.
A plasma display panel comprising scan electrodes, wherein the width of the scan pulses applied two one or more scan electrode group among a plurality of scan electrode groups comprising the one or more scan electrodes in one or more sub-fields of one frame in the order of scanning is different from the width of the scan pulses applied to the remaining scan electrode groups.
A method of driving a plasma display apparatus comprising scan electrodes, wherein the width of the scan pulses applied to one or more scan electrode group among a plurality of scan electrode groups comprising the one or more scan electrodes in one or more sub-fields of one frame in the order of scanning is different from the width of the scan pulses applied to the remaining scan electrode groups.
A plasma display apparatus comprising:
- a plasma display panel comprising scan electrodes;
- a driver driving the scan electrodes;
- and
- a scan pulse controller controlling the driver to control the widths of the scan electrodes applied to the scan electrodes in one or more sub-fields of one frame in accordance with an average picture level (APL).
An apparatus for driving a plasma display panel comprising scan electrodes, the apparatus comprising:
- a driver driving the scan electrodes;
- and
- a scan pulse controller controlling the driver to control the widths of the scan pulses applied to the scan electrodes in one or more sub-field of one frame in accordance with an APL.
A plasma display panel comprising scan electrodes, wherein the widths of the scan pulses applied to the scan electrodes are controlled in one or more sub-field of one frame in accordance with an APL.
A method of driving a plasma display apparatus comprising scan electrodes, wherein the widths of the scan pulses applied to the scan electrodes are controlled in one or more sub-field of one frame in accordance with an APL.
Dependencies are inferred from the claim text.