Invention Grant
US08294635B2 Plasma display device and driving method of plasma display panel
失效
等离子体显示装置和等离子体显示面板的驱动方法
- Patent Title: Plasma display device and driving method of plasma display panel
- Patent Title (中): 等离子体显示装置和等离子体显示面板的驱动方法
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Application No.: US12443828Application Date: 2008-01-10
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Publication No.: US08294635B2Publication Date: 2012-10-23
- Inventor: Takahiko Origuchi , Hidehiko Shoji
- Applicant: Takahiko Origuchi , Hidehiko Shoji
- Applicant Address: JP Osaka
- Assignee: Panasonic Corporation
- Current Assignee: Panasonic Corporation
- Current Assignee Address: JP Osaka
- Agency: RatnerPrestia
- Priority: JP2007-004155 20070112
- International Application: PCT/JP2008/050162 WO 20080110
- International Announcement: WO2008/084819 WO 20080717
- Main IPC: G09G3/28
- IPC: G09G3/28

Abstract:
A stable address discharge is generated and number of unlit cells is decreased without heightening the voltage necessary for generating an address discharge. For this purpose, the device includes a plasma display panel and a driving circuit for driving the plasma display panel, in which the driving circuit drives the plasma display panel having a sub-field group formed of two or more continuous sub-fields for controlling addressing provided in one field period, so as not to generate sustain discharge in the discharge cell not causing sustain discharge and also in the subsequent sub-fields, the discharge cell is initialized by applying a ramp waveform voltage descending gently to the scan electrode, the lowest voltage of the ramp waveform voltage of the sub-field included in the sub-field group is made different from the lowest voltage of the ramp waveform voltage of the sub-field not included in the sub-field group.
Public/Granted literature
- US20100033459A1 PLASMA DISPLAY DEVICE AND DRIVING METHOD OF PLASMA DISPLAY PANEL Public/Granted day:2010-02-11
Information query
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