JP4399638B2 - プラズマディスプレイパネルの駆動方法 - Google Patents
プラズマディスプレイパネルの駆動方法 Download PDFInfo
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/2007—Display of intermediate tones
- G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals
- G09G3/2022—Display of intermediate tones by time modulation using two or more time intervals using sub-frames
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/28—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using luminous gas-discharge panels, e.g. plasma panels
- G09G3/288—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using luminous gas-discharge panels, e.g. plasma panels using AC panels
- G09G3/291—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes
- G09G3/294—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes for lighting or sustain discharge
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/28—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using luminous gas-discharge panels, e.g. plasma panels
- G09G3/288—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using luminous gas-discharge panels, e.g. plasma panels using AC panels
- G09G3/291—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes
- G09G3/294—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes for lighting or sustain discharge
- G09G3/2942—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using luminous gas-discharge panels, e.g. plasma panels using AC panels controlling the gas discharge to control a cell condition, e.g. by means of specific pulse shapes for lighting or sustain discharge with special waveforms to increase luminous efficiency
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/28—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using luminous gas-discharge panels, e.g. plasma panels
- G09G3/288—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using luminous gas-discharge panels, e.g. plasma panels using AC panels
- G09G3/296—Driving circuits for producing the waveforms applied to the driving electrodes
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Power Engineering (AREA)
- Plasma & Fusion (AREA)
- Control Of Gas Discharge Display Tubes (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Description
本発明の駆動方法を適用するPDPは、図10および図11で示したPDPと同じ構成である。また、PDPのフィールド構成および駆動電圧波形についても、基本的には図12に示した構成と同じである。ただ、1サブフィールドのサスティン期間に印加するサスティンパルスの波形のみが異なる。したがって、以下の実施形態では、この1サブフィールドのサスティン期間に印加するサスティンパルスの波形のみを説明する。
図1(a)は本発明の実施形態1におけるサスティンパルスの説明図である。
本実施形態においては、1サブフィールドのサスティン期間TSに印加するサスティンパルスを、発光輝度の異なる、つまり到達電位の異なる2種類のサスティンパルスで構成している。
図2は本発明の実施形態2におけるサスティンパルスの説明図である。
本実施形態のサスティンパルスは、矩形パルス1とオフセットパルス2の配列が実施形態1と異なっている。
図3は本発明の実施形態3におけるサスティンパルスの説明図である。
本実施形態では、到達電位の低いサスティンパルスをサスティン期間TSの前半部TSp1に集中的に配置し、到達電位の高いサスティンパルスを後半部TSp2に集中的に配置している。つまり、矩形パルス1をサスティン期間の前半部TSp1に集中的に配置し、オフセットパルス2を後半部TSp2に集中的に配置している。
図4は本発明の実施形態4におけるサスティンパルスの説明図である。
本実施形態では、サスティン期間TSの前半部TSp1に矩形パルス1を集中的に配置し、中盤TSp2にオフセットパルス2を集中的に配置し、後半部TSp3に再び矩形パルス1を集中的に配置している。
図5は本発明の実施形態5におけるサスティンパルスの説明図である。
本実施形態では、サスティン期間TSに、到達電位が中間のサスティンパルスと、到達電位の高いサスティンパルスと、到達電位の低いサスティンパルスとの、3種類のサスティンパルスを配置している。
この表は、256階調数(実質階調数8ビット)で表示を行う場合の各サブフィールドの輝度比である。すなわち、1サブフィールドのサスティン期間に、矩形パルスとオフセットパルスを、以下の構成率で印加した場合の、第1サブフィールド(1SF)〜第8サブフィールド(8SF)における輝度比を示したものである。オフセットパルスの輝度比は1.0とし、矩形パルスの輝度比は0.5としている。
このグラフは、横軸に表示時間Tを、縦軸に発光輝度Lを示している。この例では、1サブフィールドのサスティン期間内に、発光輝度の異なる複数種類のサスティンパルスを混在させる。そして、表示装置の表示時間Tに従ってサスティンパルスの構成比を変化させることで、グラフに示すような輝度Lになるようにしている。
2 オフセットパルス
3 中間パルス
11 前面側の基板
12 透明電極
13 金属電極
17,24 誘電体層
18 保護層
21 背面側の基板
28R,28G,28B 蛍光体層
29 隔壁
30 放電空間
A アドレス電極
C 放電セル
X,Y サスティン電極
Claims (3)
- フレームを輝度重み付けをした複数のサブフィールドに置き換え、表示電極Xと表示電極Yとに交互にサスティンパルスを印加することにより表示を行うプラズマディスプレイパネルの駆動方法であって、
各サブフィールドの表示において、サスティンパルスの電圧波形として、発光輝度の異なる複数種類の印加電圧波形を前記表示電極X及び前記表示電極Yにそれぞれ印加し、
表示画像データの1フレーム内の最大階調が第1の階調よりも小さい第2の階調である場合、前記複数種類の電圧波形のうち最も発光輝度の小さい電圧波形の構成比を前記最大階調が前記第1の階調以上である場合よりも増加させ、最も発光輝度の小さい電圧波形以外のいずれかの電圧波形の構成比を前記最大階調が前記第1の階調以上である場合よりも減少させることを特徴とするプラズマディスプレイパネルの駆動方法。 - 前記複数種類のサスティンパルスの電圧波形は2種類であり、前記2種類のサスティンパルス電圧波形の構成比が1対1である場合において、前記2種類のサスティンパルスの電圧波形を交互に配列させることを特徴とする請求項1記載のプラズマディスプレイパネルの駆動方法。
- 表示画像の表示率が第1の表示率よりも高い第2の表示率である場合は、前記第1の表示率である場合よりも前記複数種類の印加電圧波形のうち、最も発光輝度の小さい電圧波形の構成比を前記表示率が第1の表示率である場合よりも増加させ、最も発光輝度の小さい電圧波形以外のいずれかの電圧波形の構成比を前記表示率が前記第1の表示率以上である場合よりも減少させることを特徴とする請求項1記載のプラズマディスプレイパネルの駆動方法。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
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JP2003344648A JP4399638B2 (ja) | 2003-10-02 | 2003-10-02 | プラズマディスプレイパネルの駆動方法 |
US10/799,663 US7463219B2 (en) | 2003-10-02 | 2004-03-15 | Method for driving a plasma display panel |
KR1020040023676A KR100571446B1 (ko) | 2003-10-02 | 2004-04-07 | 플라즈마 디스플레이 패널의 구동 방법 |
US12/000,014 US8120549B2 (en) | 2003-10-02 | 2007-12-06 | Method for driving a plasma display panel |
US13/353,967 US8373622B2 (en) | 2003-10-02 | 2012-01-19 | Method for driving a plasma display panel |
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JP2003344648A JP4399638B2 (ja) | 2003-10-02 | 2003-10-02 | プラズマディスプレイパネルの駆動方法 |
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JP2005114753A JP2005114753A (ja) | 2005-04-28 |
JP2005114753A5 JP2005114753A5 (ja) | 2007-08-30 |
JP4399638B2 true JP4399638B2 (ja) | 2010-01-20 |
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US (3) | US7463219B2 (ja) |
JP (1) | JP4399638B2 (ja) |
KR (1) | KR100571446B1 (ja) |
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BRPI0407065A (pt) * | 2003-02-05 | 2006-01-17 | Fmc Corp | Composição de pasta de dentes |
JP4619014B2 (ja) | 2003-03-28 | 2011-01-26 | 株式会社日立製作所 | プラズマディスプレイパネルの駆動方法 |
JP4399638B2 (ja) | 2003-10-02 | 2010-01-20 | 株式会社日立プラズマパテントライセンシング | プラズマディスプレイパネルの駆動方法 |
JP4647220B2 (ja) * | 2004-03-24 | 2011-03-09 | 日立プラズマディスプレイ株式会社 | プラズマディスプレイ装置の駆動方法 |
JP2007065179A (ja) * | 2005-08-30 | 2007-03-15 | Fujitsu Hitachi Plasma Display Ltd | プラズマディスプレイ装置 |
CN101283390A (zh) * | 2005-09-01 | 2008-10-08 | 筱田等离子有限公司 | 发光管阵列的驱动方法 |
KR100778994B1 (ko) * | 2006-09-15 | 2007-11-22 | 삼성에스디아이 주식회사 | 플라즈마 표시 장치 및 그 구동 방법 |
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Also Published As
Publication number | Publication date |
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US7463219B2 (en) | 2008-12-09 |
JP2005114753A (ja) | 2005-04-28 |
KR20050032990A (ko) | 2005-04-08 |
US20080094316A1 (en) | 2008-04-24 |
US8373622B2 (en) | 2013-02-12 |
US20120120032A1 (en) | 2012-05-17 |
US20050073476A1 (en) | 2005-04-07 |
KR100571446B1 (ko) | 2006-04-17 |
US8120549B2 (en) | 2012-02-21 |
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