Plasma display panel, display apparatus using the same and driving method thereof

A plasma display panel comprising;

• first and second electrodes disposed on a first substrate;
• a third electrode disposed on a second substrate transversely to the first electrode;
• a rib;
• and
• a phosphor layer,
• wherein a sustain discharge support electrode is disposed in parallel with said third electrode.

A plasma display panel comprising;

• first and second electrodes formed on a first substrate;
• and
• a third electrode disposed on the first substrate via a dielectric layer transversely to said first electrode;
• wherein an interval between said first electrode and said second electrode is 0.2 mm or longer.

A driving method of a plasma display panel comprising the steps of

• providing first and second electrodes formed on a first substrate of the plasma display panel;
• providing a third electrode disposed on a second substrate of the plasma display panel transversely to the first electrode;
• and
• generating a surface discharge on the first substrate and a transverse discharge between said first substrate and said second substrate simultaneously.

A driving method of a plasma display panel having at least first, second and third electrodes, comprising the steps of

• (a) generating a potential difference between one of
• (1) said first electrode and said second electrode, said first electrode and said third electrode, and said second electrode and said third electrode, and
• (2) said first electrode and said second electrode, said first electrode and said third electrode or said second electrode and said third electrode;
• (b) generating a first discharge current (I main) between said first electrode and said second electrode to emit light;
• (c) generating a first counter electromotive force (Vemf-main), which suppresses fluctuation of said first discharge current, at one of
• (1) said first electrode and said second electrode, and
• (2) said first electrode or said second electrode;
• and
• (d) generating a second discharge current (I sub) between one of
• (1) said second electrode and said third electrode and said first electrode and said third electrode, and
• (2) said second electrode and said third electrode or said first electrode and said third electrode.

A driving method of a plasma display panel comprising the steps of:

• (1) providing first and second electrodes formed on a first substrate of the plasma display panel;
• (2) providing a third electrode disposed on a second substrate of the plasma display panel transversely to the first electrode;
• (3) reducing a potential difference between one of
• (a) said third electrode and said second electrode,
• (b) said third electrode and said first electrode, and
• (c) said third electrode and said second electrode, and said third electrode and said first electrode
• to generate a self-erasing discharge by its own wall charge between said electrodes;
• and
• (4) increasing a potential difference between one of
• (d) said third electrode and said second electrode,
• (e) said third electrode and said first electrode, and
• (f) said third electrode and said second electrode, and said third electrode and said first electrode to discharge to emit light using said self-erasing discharge as a trigger.

A driving method of a plasma display panel having at least first, second and third electrodes, comprising the steps of

• generating self-erasing discharge between one of
• (a) said second electrode and said third electrode and said first and said third electrodes, and
• (b) said second electrode and said third electrode or said first and said third electrodes;
• and
• when potential between said one is reduced, said self-erasing discharge is generated by its own wall charge when potential between electrodes is reduced.

A driving method of a plasma display panel having at least first, second and third electrodes, comprising the steps of

• generating self-erasing discharge between one of
• (a) said third electrode and said second electrode and said first electrode and said third electrode, and
• (b) said third electrode and said second electrode or said first electrode and said third electrode, and
• when a potential difference between said one is increased, and at this moment, a first discharge current (I main) is generated between said first electrode and said second electrode to emit light, and a second discharge current (I sub) is generated between said one using said self-erasing discharge as a trigger, said self-erasing discharge is generated by its own wall charge when potential between electrodes is reduced.

A driving method of a plasma display panel having at least first, second and third electrodes, comprising the steps of

• (a) generating a trigger discharge between one of
• (1) said third electrode and said second electrode and said first electrode and said third electrode, and
• (2) said third electrode and said second electrode or said first electrode and said third electrode,
• (b) increasing a potential difference between one of;
• (1) said third electrode and said second electrode, and said first and said third electrode;
• and
• (2) said third electrode and said second electrode, or said first and said third electrode
• and at this moment, using said trigger discharge as a trigger, and
• (c) generating a first discharge current (I main) between said first electrode and said second electrode to emit light, and a second discharge current (I sub) between one of;
• (1) said third electrode and said second electrode, and said first electrode and said third electrode;
• and
• (2) said third electrode and said second electrode, or said first electrode and said third electrode.

A plasma display apparatus comprising;

• at least first, second and third electrodes;
• a fourth electrode in which charge which is generated by discharge between said first electrode and said second electrode accumulates, said fourth electrode being disposed in a non-discharge area;
• and
• a light-shielding material arranged between said first electrode and said fourth electrode which is the closest to said first electrode and between said second electrode and the fourth electrode which is closest to said second electrode.

A plasma display apparatus comprising;

• a plasma display panel having at least first, second and third electrodes;
• and
• a driving circuit for;
• (1) producing a potential difference between one of;
• (a) said first electrode and said second electrodes, and between said first electrode, and said third electrode and said third electrode and said second electrode;
• and
• (b) said first electrode and said second electrodes, and between said first electrode and said third electrode or said third electrode and said second electrode;
• (2) generating a first discharge current (I main) to emit light between said first electrode and said second electrode;
• (3) generating a first counter electromotive force (Vemf-main) which suppresses fluctuation of said first discharge current to one of
• (a) said first electrode and to said second electrode;
• and
• (b) said first electrode or said second electrode;
• (4) generating a second discharge current (I sub) between one of;
• (a) said third electrode and said second electrode and said first electrode and said third electrode;
• and
• (b) said third electrode and said second electrode or said first electrode and said third electrode.

A plasma display apparatus comprising;

• a plasma display panel having at least first, second and third electrodes;
• and
• a driving circuit for maintaining one of;
• (1) waveforms of sustain pulses applied to one of;
• said first electrode and said second electrode;
• and
• said first electrode or said second electrode;
• and
• (2) a waveform of a potential difference between said first electrode and said second electrode which
• decreases as discharge current increases after the initiation of discharge, and which are not started after discharge is terminated.