Plasma display panel with metal barrier plates with projections

A plasma display panel comprising:

• a first substrate;
• a second substrate in facing relation to said first substrate;
• a barrier plate disposed between said first substrate and said second substrate and having a metal electrode;
• and
• a cell defined by said first substrate and said second substrate and said barrier plate,
• said first substrate comprising an address electrode, a first dielectric layer formed on said address electrode, a first electrode formed on said first dielectric layer such that said first electrode crosses over said address electrode,
• said second substrate comprising a second electrode,
• said metal electrode having a projecting portion at a position where said metal electrode crosses over said first electrode, said projection being directed toward said cell in a plane approximately parallel to said plasma display panel.

A plasma display panel comprising:

• a front substrate;
• a back substrate;
• and
• a barrier plate which is formed between said front substrate and said back substrate, said barrier plate configured with a plurality of cells,
• said back substrate comprising a back glass substrate, an address electrode, an X electrode, and a Y electrode formed thereon, said X electrode and said Y electrode overlying and in crossed relation to said address electrode,
• said barrier plate comprising a metal electrode having a first projection part which projects into said cell in a plane that is approximately parallel to said display panel and at the position where said metal electrode crosses over said X electrode and a second projection part which projects into said cell in a plane that is approximately parallel to said display panel and at the position where said metal electrode crosses over said Y electrode.

A plasma display panel comprising:

• a first substrate on which a first electrode is formed;
• a second substrate on which a second electrode that facing said first substrate is formed;
• a barrier plate having a metal electrode formed between said first substrate and said second substrate;
• and
• a cell bounded by said first substrate, said second substrate, and said barrier plate,
• wherein said metal electrode has a concave portion that projects away from said cell in a plane parallel to a plane of said panel.

A plasma display panel comprising:

• a first substrate;
• a second substrate facing said first substrate;
• a barrier plate having a metal electrode formed between said first substrate an said second substrate;
• and
• a cell formed among said first substrate, said second substrate, and said barrier plate,
• wherein said first substrate has an address electrode, a first dielectric layer formed on said address electrode, a first electrode formed on said first dielectric layer so that said first electrode crosses over said address electrode, and said second substrate has a second electrode,
• wherein said metal electrode has a concave portion which projects in a direction away from said cell and in a plane approximately parallel to a plane of said plasma display panel at a position where said metal electrode crosses over said first electrode.

A plasma display panel comprising:

• a front substrate;
• a back substrate;
• and
• a barrier plate which is formed between said front substrate and said back substrate to form a plurality of cells,
• wherein said front substrate has a front glass substrate having formed thereon an X electrode,
• wherein said back substrate has a back glass substrate having formed thereon an address electrode and a Y electrode,
• said barrier plate having a metal electrode having a concave portion that projects opposite to said cells and in a plane approximately parallel to said plasma display panel at a position where said metal electrode crosses over said Y electrode.

A plasma display panel comprising:

• a first substrate;
• a second substrate facing said first substrate;
• and
• a barrier plate having a metal electrode formed between said first substrate and said second substrate;
• and
• a cell formed among said first substrate, said second substrate, and said barrier plate,
• wherein said first substrate has an address electrode, a first dielectric layer formed on said address electrode, a first electrode and a second electrode formed on said first dielectric layer so that said first electrode and said second electrode intersect with said address electrode,
• wherein said metal electrode has a concave portion which projects in a direction away from said cell and in a plane approximately parallel to a plane of said plasma display panel at a position where said metal electrode crosses over at least one of said first electrode and said second electrode.

A plasma display panel comprising:

• front substrate;
• a back substrate;
• and
• a barrier plate which is formed between said front substrate and said back substrate to form a plurality of cells,
• wherein said back substrate has a back glass substrate having formed thereon an address electrode, an X electrode and a Y electrode, said X and Y electrodes intersecting said address electrode,
• wherein said barrier plate has a metal electrode, said metal electrode has a first concave portion which projects in a direction away from said cell and in a plane approximately parallel to a plane of said plasma display panel at a position where said metal electrode crosses over said X electrode, and a second concave portion which projects in a direction opposite said cell and in a plane approximately parallel to a plane of said plasma display panel at a position where metal electrode crosses over said Y electrode.