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1. 发明专利

JP2008096802A Driving method of plasma display panel, and plasma display device 审中-公开
标题翻译：等离子体显示面板的驱动方法和等离子体显示装置
公开(公告)号：JP2008096802A
公开(公告)日：2008-04-24
申请号：JP2006280036
申请日：2006-10-13
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： MAEDA TOSHIYUKI , KIKO SHIGEO , YOSHIHAMA YUTAKA
IPC分类号： G09G3/20 , G09G3/288 , G09G3/291 , G09G3/292 , G09G3/293 , G09G3/294 , G09G3/298 , H04N5/66
摘要： PROBLEM TO BE SOLVED: To provide a driving method of a plasma display panel that can reduce a flicker and improve display quality of an image.
SOLUTION: Disclosed is the driving method of the plasma display panel having a plurality of discharge cells each having a display electrode pair comprising a scan electrode and a sustain electrode, and a data electrode. In this method, a plurality of sub-fields each having an initialization period, a write period, and a sustain period are provided in a one-field period, and a normal driving period wherein discharge cells are selectively made to emit light through driving based upon an image signal to display an image and a specified driving period wherein all the discharge cells are made not to emit light irrelevantly to the image signal are provided. In the normal driving period, luminance magnification is varied in the normal driving period according to APL and the timing wherein a starting sub-field in the one-field period is generated is changed according to the luminance magnification, but in the specified driving period, the timing wherein the starting sub-field is generated is fixed.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：提供可以减少闪烁并提高图像的显示质量的等离子体显示面板的驱动方法。解决方案：公开了具有多个放电单元的等离子体显示面板的驱动方法，每个放电单元都具有包括扫描电极和维持电极的显示电极对和数据电极。在该方法中，在一场期间内提供分别具有初始化期间，写入期间和维持期间的多个子场，以及通过基于驾驶有选择地使放电单元发光的正常驱动期间提供图像信号以显示图像和指定的驱动周期，其中使所有放电单元不对图像信号不发光。在正常驱动期间，根据APL在正常驱动期间内的亮度倍率变化，并且根据亮度倍率改变产生一场期间中的起始子场的定时，但是在规定的驾驶期间，其中生成起始子场的定时是固定的。版权所有（C）2008，JPO＆INPIT

2. 发明专利

JP2007304259A Method for driving plasma display panel, and plasma display device 审中-公开
标题翻译：驱动等离子显示面板的方法和等离子体显示装置
公开(公告)号：JP2007304259A
公开(公告)日：2007-11-22
申请号：JP2006131326
申请日：2006-05-10
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： KIKO SHIGEO , YOSHIHAMA YUTAKA , KUSAMA FUMITO
IPC分类号： G09G3/20 , G09G3/288 , G09G3/291 , G09G3/292 , G09G3/293 , G09G3/294 , G09G3/296 , G09G3/298 , H04N5/66
摘要： PROBLEM TO BE SOLVED: To reduce the afterimage phenomenon itself, while performing high-fidelity image display, and to uniformize display luminance of each discharge cell.
SOLUTION: In a driving method of a plasma display panel, provided with a plurality of discharge cells having a pair of display electrodes comprising a scanning electrode and a sustain electrode, one field is constituted of a plurality of subfields including an initializing period for generating initialization discharge with the discharge cell; a writing period for generating writing discharge with the discharge cell; and a sustaining period for generating sustain discharge with the discharge cell, where a sustain pulse is applied on the pair of display electrodes and the writing discharge is generated. In the sustaining period, the sustain discharge is generated, by using a first sustain pulse for generating a first light-emitting and a second sustain pulse for generating second and third light emission.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：为了减少余像现象本身，同时进行高保真图像显示，并且使每个放电单元的显示亮度均匀化。解决方案：在具有包括扫描电极和维持电极的一对显示电极的多个放电单元的等离子体显示面板的驱动方法中，一个场由多个子场构成，包括初始化周期用于利用放电单元产生初始化放电; 用于产生与放电单元的写入放电的写入周期; 以及用于在放电单元产生维持放电的维持周期，其中在一对显示电极上施加维持脉冲并产生写入放电。在维持期间，通过使用用于产生第一发光的第一维持脉冲和产生第二和第三发光的第二维持脉冲来产生维持放电。版权所有（C）2008，JPO＆INPIT

3. 发明专利

JP2006349805A IMAGE DISPLAY APPARATUS 审中-公开
公开(公告)号：JP2006349805A
公开(公告)日：2006-12-28
申请号：JP2005173391
申请日：2005-06-14
申请人： MATSUSHITA ELECTRIC IND CO LTD
发明人： YOSHIHAMA YUTAKA , SHOJI HIDEHIKO , TANIGUCHI HIROSHIGE
IPC分类号： G09G3/20 , G09G3/288 , G09G3/291 , G09G3/294 , G09G3/296 , G09G3/298 , H04N5/66
摘要： PROBLEM TO BE SOLVED: To provide an image display apparatus whose power consumption is reduced by improving light emission efficiency. SOLUTION: Each of sustain pulse generation parts has a power recovery part and a clamp part, and have a first sustain step wherein a discharge is caused once by applying a voltage to one display electrode by using the clamp part after applying a voltage by using the power recovery part and then applying the voltage to the other display electrode by using the clamp part after applying the voltage by using the power recovery part, a second sustain step wherein a first discharge is caused by applying the voltage to the one display electrode by using the power recovery part and also applying the voltage to the other display electrode by using the power recovery part and also applying the voltage to the one display electrode by using the clamp part, and then a second discharge is caused by applying the voltage to the other display electrode by using the clamp part, and a third sustain step wherein a discharge is caused once by applying the voltage to the respective display electrodes by using the clamp part after applying the voltage by using the power recovery part. COPYRIGHT: (C)2007,JPO&INPIT

4. 发明专利

JP2006171181A Method for driving plasma display panel, and image display apparatus 审中-公开
标题翻译：驱动等离子体显示面板的方法和图像显示装置
公开(公告)号：JP2006171181A
公开(公告)日：2006-06-29
申请号：JP2004361187
申请日：2004-12-14
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： YOSHIHAMA YUTAKA , SHOJI HIDEHIKO , TANIGUCHI HIROSHIGE
IPC分类号： G09G3/20 , G09G3/288 , G09G3/291 , G09G3/294 , G09G3/296 , G09G3/298
摘要： PROBLEM TO BE SOLVED: To provide a method for driving a plasma display panel that is improved in a luminous efficiency by making two continuous stable discharges generated, and to provide an image display apparatus.
SOLUTION: The method is for driving a plasma display panel with a sustain pulse generating part comprising an electric power recovering part and a clamping part; voltage is applied to one of the display electrodes by using the power recovering part corresponding to the display electrode; voltage is applied also to the other display electrode by using the power recovering part, corresponding the display electrode; one of the display electrodes is made to generate 1st discharge, by applying voltage thereto using the clamping part corresponding to the display electrode; and after the 1st discharge, the other display electrode is made to generate 2nd discharge by applying voltage thereto, by using the clamping part corresponding to the display electrode.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：解决的问题：提供一种通过产生两个连续的稳定放电来提高发光效率的等离子体显示面板的驱动方法，并提供图像显示装置。解决方案：该方法用于驱动具有包括电力回收部分和夹紧部分的维持脉冲产生部分的等离子体显示面板; 通过使用对应于显示电极的功率恢复部件将电压施加到显示电极之一; 通过使用对应于显示电极的功率回收部分，对另一显示电极施加电压; 通过使用与显示电极相对应的夹持部，通过施加电压使一个显示电极产生第一次放电; 并且在第一次放电之后，通过使用对应于显示电极的夹持部分，使另一个显示电极通过施加电压而产生第二次放电。版权所有（C）2006，JPO＆NCIPI

5. 发明专利

JP2008209683A Method for driving plasma display device 审中-公开
标题翻译：驱动等离子体显示装置的方法
公开(公告)号：JP2008209683A
公开(公告)日：2008-09-11
申请号：JP2007046487
申请日：2007-02-27
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： NISHIMURA KENJI , MAEDA TAKASHI , YOSHIHAMA YUTAKA
IPC分类号： G09G3/20 , G09G3/28 , G09G3/288 , G09G3/291 , G09G3/293 , G09G3/298 , H04N5/66
摘要： PROBLEM TO BE SOLVED: To enhance display luminance even with a high definition panel and a large-screen panel and to make a stable write discharge be generated even if a plasma display panel has low temperature.
SOLUTION: One field period comprises a plurality of subfields having a write period when a write discharge is generated by applying a write pulse to a data electrode and a sustain period when a sustain discharge is generated by applying the sustain pulses of the number obtained by multiplying the luminance weight by a proportionality coefficient to a display electrode pair. When the temperature detected by a temperature sensor 59 is above the predetermined temperature threshold, the proportional coefficient is changed dependently upon an APL of an image signal and the pulse width of the write pulses is set at a predetermined standard pulse width for every subfields. When the temperature detected by the temperature sensor 59 is below the predetermined temperature threshold, the proportional coefficient is kept constant and the pulse width of the write pulse of the at least one subfield is set longer than the standard pulse width.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：即使使用高清晰度面板和大屏幕面板也能提高显示亮度，并且即使等离子体显示面板具有低温也能够产生稳定的写入放电。解决方案：一个场周期包括具有通过向数据电极施加写入脉冲而产生写入放电的写入周期的多个子场以及通过施加数字的维持脉冲而产生维持放电的维持周期通过将比例系数的亮度权重乘以显示电极对获得。当由温度传感器59检测到的温度高于预定温度阈值时，比例系数根据图像信号的APL而变化，并且对于每个子场，写入脉冲的脉冲宽度被设置在预定的标准脉冲宽度。当由温度传感器59检测到的温度低于预定温度阈值时，比例系数保持恒定，并且至少一个子场的写入脉冲的脉冲宽度被设定为长于标准脉冲宽度。版权所有（C）2008，JPO＆INPIT

6. 发明专利

JP2008145560A Plasma display device and method of driving plasma display panel 有权
标题翻译：等离子体显示装置和驱动等离子体显示面板的方法
公开(公告)号：JP2008145560A
公开(公告)日：2008-06-26
申请号：JP2006330194
申请日：2006-12-07
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： HORIE YOSHIMASA , KIKO SHIGEO , YOSHIHAMA YUTAKA
IPC分类号： G09G3/20 , G09G3/288 , G09G3/291 , G09G3/294 , G09G3/296 , G09G3/298
摘要： PROBLEM TO BE SOLVED: To generate a stable write discharge without raising a voltage required for generating the write discharge. SOLUTION: A plasma display device includes: a plasma display panel having a plurality of discharge cells each having a display electrode pair comprising a scan electrode and a sustain electrode; a driving circuit which drives respective electrodes by providing, in a one-field period, a plurality of subfields each having a write period wherein a discharge cell for making a discharge is selected and a sustain period where the discharge cell selected in the write period generates a sustain discharge; and a panel temperature decision circuit which has a temperature sensor and decides the temperature state of the plasma display panel. After applying a sustain pulse voltage for generating a final sustain discharge in a sustain period to a scan electrode, the driving circuit applies a voltage for reducing the potential difference between the electrodes of the display electrode pair to the sustain electrode at predetermined intervals, and varies the predetermined interval according to a signal from the panel temperature decision circuit. COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：产生稳定的写入放电而不增加产生写入放电所需的电压。解决方案：等离子体显示装置包括：等离子体显示面板，具有多个放电单元，每个放电单元均具有包括扫描电极和维持电极的显示电极对; 驱动电路，其通过在单场期间内设置多个子场，所述多个子场具有写入周期，其中选择用于进行放电的放电单元和在所述写入周期中选择的所述放电单元产生的维持期间维持放电; 以及具有温度传感器并决定等离子体显示面板的温度状态的面板温度判定电路。在向扫描电极施加用于在维持期间产生最终维持放电的维持脉冲电压之后，驱动电路以预定间隔施加用于将显示电极对的电极与维持电极之间的电位差降低的电压，并且变化根据来自面板温度判定电路的信号的预定间隔。版权所有（C）2008，JPO＆INPIT

7. 发明专利

JP2006308734A Method for driving plasma display panel 有权
标题翻译：驱动等离子显示面板的方法
公开(公告)号：JP2006308734A
公开(公告)日：2006-11-09
申请号：JP2005129309
申请日：2005-04-27
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： NISHIMURA KENJI , TANIGUCHI HIROSHIGE , YOSHIHAMA YUTAKA
IPC分类号： G09G3/20 , G09G3/28 , G09G3/288 , G09G3/291 , G09G3/294 , G09G3/298
摘要： PROBLEM TO BE SOLVED: To raise peak luminance of a plasma display panel.
SOLUTION: In this method for driving the plasma display panel in which an image display area is constituted of a plurality of discharge cells to perform image display, it has a first mode for constituting one field period of a plurality of subfields and displaying each subfield by applying the number of sustain pulses corresponding to luminance weight of each subfield and a second mode for constituting one field period of the number of subfields less than those in the first mode and performing display by setting the number of sustain pulses to be impressed in one field period more than the number of sustain pulses in one field period in the first mode, and the plasma display panel is driven in the second mode when lighting ratio of all the subfields is a predetermined value or less and the gradation of an image is a predetermined value or more.
COPYRIGHT: (C)2007,JPO&INPIT
摘要翻译：要解决的问题：提高等离子体显示面板的峰值亮度。解决方案：在这种用于驱动图像显示区域由多个放电单元构成以进行图像显示的等离子体显示面板的方法中，具有构成多个子场的一个场周期并显示的第一模式每个子场通过应用与每个子场的亮度权重相对应的维持脉冲的数量和用于构成子场数的一个场周期的第二模式，并且通过设置要印刷的维持脉冲的数量来执行显示在一个场周期中多于第一模式中的一个场周期中的维持脉冲的数量，并且当所有子场的照明比例为预定值或更小时，等离子体显示面板以第二模式被驱动，并且图像的灰度是预定值以上。版权所有（C）2007，JPO＆INPIT

8. 发明专利

JP2006030433A Driving method of plasma display panel 有权
标题翻译：等离子显示面板的驱动方法
公开(公告)号：JP2006030433A
公开(公告)日：2006-02-02
申请号：JP2004206928
申请日：2004-07-14
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： YOSHIHAMA YUTAKA , TANIGUCHI HIROSHIGE
IPC分类号： G09G3/20 , G09G3/288 , G09G3/291 , G09G3/294 , G09G3/296 , G09G3/298
摘要： PROBLEM TO BE SOLVED: To improve the efficiency of power collection without deteriorating image display quality.
SOLUTION: This is a driving method for a panel which is constituted by forming discharge cells at intersections of scanning electrodes, and sustaining electrodes and data electrodes and which displays an image by applying sustain pulses to the scanning electrodes and sustaining electrodes by turns, and provided is a driving circuit having a power collecting means for applying the sustain pulses to the scanning electrodes and sustaining electrodes of the panel by turns; and the sustain pulses comprise a 1st sustain pulse and a 2nd sustain pulse having longer pulse duration than the 1st sustain pulse and after the 1st sustain pulse is applied successively a plurality of times to the scanning electrodes or sustaining electrodes, the 2nd sustain pulse is inserted and applied.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提高集电效率，而不会降低图像显示质量。解决方案：这是通过在扫描电极和维持电极和数据电极的交叉处形成放电单元而构成的面板的驱动方法，并且通过向扫描电极和维持电极轮流施加维持脉冲来显示图像并且提供了一种驱动电路，其具有用于将维持脉冲匝的扫描电极和维持电极施加的集电装置; 并且维持脉冲包括具有比第一维持脉冲更长的脉冲持续时间的第一维持脉冲和第二维持脉冲，并且在将第一维持脉冲连续多次施加到扫描电极或维持电极之后，插入第二维持脉冲并应用。版权所有（C）2006，JPO＆NCIPI

9. 发明专利

JP2006322976A IMAGE DISPLAY DEVICE 审中-公开
公开(公告)号：JP2006322976A
公开(公告)日：2006-11-30
申请号：JP2005143777
申请日：2005-05-17
申请人： MATSUSHITA ELECTRIC IND CO LTD
发明人： YOSHIHAMA YUTAKA , SHOJI HIDEHIKO , TANIGUCHI HIROSHIGE
IPC分类号： G09G3/288 , G09G3/20 , G09G3/291 , G09G3/294 , G09G3/296 , G09G3/298 , H04N5/66
摘要： PROBLEM TO BE SOLVED: To improve an emission efficiency by stably generating two continuous discharges. SOLUTION: An image display device comprises a pair of maintenance pulse generation parts for applying a first maintenance pulse generating maintenance discharge twice in a discharge cell during a change of voltage applied between display electrodes or a second maintenance pulse generating maintenance discharge once in the discharge cell during change of the voltage applied between the display electrodes on the display electrode. Application of the first maintenance pulse generates the first discharge by using a clamp part corresponding to the display electrode on one of the display electrodes and applying the voltage, and thereafter executes to generate the second discharge by using the clamp part corresponding to the display electrode on the other of the display electrode and applying the voltage. Application of the second maintenance pulse executes to generate the first discharge by using the clamp part corresponding to the display electrode on each of the display electrodes and applying the voltage. COPYRIGHT: (C)2007,JPO&INPIT

10. 发明专利

JP2008151837A Driving method of plasma display panel 审中-公开
标题翻译：等离子显示面板的驱动方法
公开(公告)号：JP2008151837A
公开(公告)日：2008-07-03
申请号：JP2006336823
申请日：2006-12-14
申请人： Matsushita Electric Ind Co Ltd , 松下電器産業株式会社
发明人： YOSHIHAMA YUTAKA , TSUJITA YOSHIKI
IPC分类号： G09G3/20 , G09G3/288 , G09G3/291 , G09G3/294 , G09G3/296 , G09G3/298 , H04N5/66
摘要： PROBLEM TO BE SOLVED: To perform image display of high quality by generating stable sustained discharge even in a high definition plasma display panel.
SOLUTION: A driving method of the plasma display panel provided with a plurality of discharge cells having a scanning electrode, a sustaining electrode and a data electrode is provided with a plurality of sub-fields having an initialization period generating initialization discharge by the discharge cells, a writing period selectively generating writing discharge by the discharge cells, and a sustaining period generating sustaining discharge by the discharge cell generating the writing discharge by alternatingly applying a sustaining pulse on the scanning electrode and the sustaining electrode in one field period. In the sustaining period of a prescribed sub-field, a voltage of the data electrode when generating first sustaining discharge is set higher than voltage of the data electrode when final sustaining discharge.
COPYRIGHT: (C)2008,JPO&INPIT
摘要翻译：要解决的问题：即使在高清晰度等离子体显示面板中也能产生稳定的持续放电，来进行高质量的图像显示。解决方案：设置有具有扫描电极，维持电极和数据电极的多个放电单元的等离子体显示面板的驱动方法具有多个子场，该子场具有产生初始化放电的初始化周期放电单元，通过放电单元选择性地产生写入放电的写入周期，以及通过在一个场周期中在扫描电极和维持电极上交替施加维持脉冲而产生写入放电的放电单元产生持续放电的维持周期。在规定的子场的维持期间，当产生第一维持放电时，数据电极的电压在最终维持放电时被设定为高于数据电极的电压。版权所有（C）2008，JPO＆INPIT

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