Panasonic Corporation

Pioneer Corporation

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Pioneer Display Products Corporation

Eishiro Otani

Hai Lin

Hiroshi Ito

Taro Naoi

Yoichi Sato

Tsutomu Tokunaga

Hitoshi Taniguchi

Chiharu Koshio

Kimio Amemiya

Nobuhiko Saegusa

Mitsushi Kitagawa

Atsushi Hirota

Kazuo Yahagi

Kunimoto Tsuchiya

Koichi Mizuno

Ryo Suzue

Shinichiro Hori

A plasma display panel equipped with a front substrate and a back substrate facing each other to form a discharge space. On the discharge space side of the front substrate there are disposed a metal oxide layer and magnesium oxide crystal particles. The magnesium oxide crystal particles are arranged to be protruding closer to the discharge space than the surface of the metal oxide layer.

Plasma display panel including metal oxide crystal powder and method of manufacturing same

Plasma display panel and method of manufacturing same

A plasma display panel includes a rear plate and a front plate arranged as opposed to the rear plate. The rear plate has a vertical barrier rib and a horizontal barrier rib orthogonal to the vertical barrier rib. The front plate has a first transparent electrode in parallel with the horizontal barrier rib and a plurality of second transparent electrodes in parallel with the vertical barrier rib. The front plate further has a plurality of bus electrodes having the same width and arranged with the same interval. The plurality of bus electrodes includes a first bus electrode electrically connected with the first transparent electrode, and a second bus electrode electrically connected with the plurality of second transparent electrodes. The second bus electrode is formed in a position opposed to the horizontal barrier rib.

Plasma display panel

A plasma display panel equipped with a front substrate and a back substrate facing each other to form a discharge space. On the discharge space side of the front substrate there are disposed a metal oxide layer and magnesium oxide crystal particles. An area ratio of the magnesium oxide crystal particles to the metal oxide layer is 0.1% to 85%.

Plasma display panel having an MGO crystal layer for improved discharge characteristics and method of manufacturing same

A plasma display panel equipped with a front substrate and a back substrate facing each other to form a discharge space. On the discharge space side of the front substrate there are disposed a metal oxide layer and magnesium oxide crystal particles. Among the magnesium oxide crystal particles there are magnesium oxide crystal particles having a particle diameter of at least 3500 angstroms.

Plasma display panel having a MgO crystal powder layer for improved discharge characteristics and method of manufacturing same

A plasma display panel equipped with a front substrate and a back substrate facing each other to form a discharge space. On the discharge space side of the front substrate there are disposed a metal oxide layer and magnesium oxide crystal particles. The magnesium oxide crystal particles are arranged on the discharge space side of the metal oxide layer, or alternatively, part of the magnesium oxide crystal particles are disposed within the metal oxide layer.

Plasma display panel having an mgO crystal layer for improved discharge characteristics and method of manufacturing same

A plasma display panel including a front substrate and a back substrate facing each other across a discharge space, and a plurality of row electrode pairs and a plurality of column electrodes extending in a direction orthogonal to the row electrodes. The row electrodes and said column electrodes being provided between the front substrate and the back substrate and forming unit light emission areas at intersections with each other within the discharge space. A crystal having a volumetric particle-size distribution in which a ratio of a crystal having a particle size of 0.7 &#x3bc;m or less is 25% or less, is provided in an area facing the discharge space between the front substrate and the back substrate.

Plasma display having a crystalline MgO dielectric layer

A crystalline magnesium oxide layer is placed facing the discharge space between a front glass substrate and a back glass substrate. The crystalline magnesium oxide layer contains crystal powder having particle-size distribution in which a crystal of a predetermined particle diameter or larger is included at a predetermined ratio or higher, of powder of a magnesium oxide crystal causing a cathode-luminescence emission having a peak within a wavelength range of 200 nm to 300 nm upon excitation by an electron beam.

Plasma display panel including a crystalline magnesium oxide layer and method of manufacturing same

A plasma display panel has a front glass substrate and a back glass substrate facing each other on either side of a discharge space, row electrode pairs formed on the rear-facing face of the front glass substrate, and a dielectric layer covering the row electrode pairs. Discharge cells are formed in the discharge space. The PDP further has crystalline MgO layers each provided on a part of portion of the face of the front glass substrate having the row electrode pairs formed thereon and facing toward the discharge space. The crystalline MgO layers include magnesium oxide crystals causing a cathode-luminescence emission having a peak within a wavelength range of 200 nm to 300 nm upon excitation by an electron beam.

A display panel device includes a plurality of row electrode pairs and a plurality of column electrodes. Each row electrode pair includes a first and second electrodes. Unit light emission areas are formed at intersections of the row electrode pairs and the column electrodes. Each unit light emission area includes a first discharge cell and a second discharge cell. The second discharge cell includes a light-absorbing layer and secondary electron emission material layer. When driving the display panel device, sustain discharge responsible for light emission governing the display image is induced in the first discharge cells, whereas reset discharge and address discharge accompanied by light emission not contributing to the display image is induced in the second discharge cells.

Display device, and display panel driving method

A plasma display panel capable of improving dark contrast. A unit light emission region is comprised of a display discharge cell in which a discharge is produced between portions of row electrodes X, Y of each row electrode pair (X, Y) opposing each other, and a reset and address discharge cell arranged in parallel with the display discharge cell, in which a discharge is produced between portions of the row electrode Y and a row electrode X of another adjacent row electrode pair (X, Y). The display discharge cell and reset and address discharge cell are communicated with each other. A light absorbing layer is formed in a portion of the reset and address discharge cell opposing the display surface. According to another aspect, the unit light emission region in the display panel comprises a first discharge cell and a second discharge cell comprising a light absorbing layer. A sustain discharge for emitting light for displaying an image is produced in the first discharge cell, while a variety of control discharges causing light emission not associated with a displayed image are produced in the second discharge cell. According to a further aspect, unit light emission regions are formed at intersections of each of a plurality of first row electrodes and second row electrodes alternately formed on the front substrate such that the first row electrode and the second electrode in each pair are arranged in a reverse order to the preceding pair, and each of a plurality of column electrodes.

Display device having unit light emission region with discharge cells and corresponding driving method

A partition wall defines individual discharge cells. A second lateral wall partitions each of the discharge cells into a display discharge cell opposing two transparent electrodes of the paired row electrodes and allowing for a sustain discharge, and an addressing discharge cell opposing a bus electrode of one of the paired row electrodes and allowing for an addressing discharge produced between the bus electrode and a column electrode. A clearance is provided between the display discharge cell and the addressing discharge cell to establish communication from the addressing discharge cell to the display discharge cell. A high &#x3b3; material layer is provided on an area facing the addressing discharge cell.

In a surface-discharge-type alternating-current plasma display panel, a discharge cell is divided into two cells: a display discharge cell C providing for a sustaining discharge between transparent electrodes Xa, Ya of row electrodes X, Y; and an addressing discharge cell C which is opposite a bus electrode Yb of the row electrode Y, giving rise to an addressing discharge in association with a column electrode D, to provide for the addressing discharge between the bus electrode Yb of the row electrode Y and a column electrode D. The display discharge cells C and the addressing discharge cells C of the discharge cells are interposed in alternate positions in the column direction so as to arrange the addressing discharge cells C in a back-to-back position in the column direction.

In a plasma display panel, a partition wall surrounds each of discharge cells to define the discharge cells. Each of the discharge cells is divided by a second transverse wall B into a display discharge cell C which is opposite transparent electrodes Xa, Ya of paired row electrodes X, Y to provide for a sustaining discharge; and an addressing discharge cell C which is opposite a bus electrode Yb of the row electrode Y to provide for an addressing discharge caused between the bus electrode Yb and a column electrode D. A clearance r is provided between the discharge cell C and the addressing discharge cell C for communication between the cells C and C

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Yamanashi, Japan

Eishiro Otani