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| Number | Title | Issue Date |
| 7773050 | Semiconductor device and plasma display device using the same To provide an AC-PDP capable of achieving low power consumption and low cost, a driving method is adopted in which, during a period of sustaining light emission of the AC-PDP, an electrode of one side of the panel is fixed at a predetermined potential, and positive ... | 08/10/2010 |
| 7616175 | Plasma display device and driving apparatus thereof A plasma display device including first and second electrodes and a driving circuit alternately applying first and second voltages to the first and second electrodes. The driving circuit includes a power recovery unit, a sustain discharge voltage supply, and a gate ... | 11/10/2009 |
| 7528803 | Plasma display panel driver and plasma display device Disclosed is a driver for a PDP including discharge cells with a plurality of electrodes, which may include the following: a first voltage source having a first voltage level; a first active element for intercepting a current flow in the direction of the first volta... | 05/05/2009 |
| 7439942 | Plasma display panel driving apparatus A plasma display panel driving apparatus for applying a voltage to an electrode of the plasma display panel. The apparatus includes a first voltage applying unit to apply a first voltage and a third voltage to the electrode, and a second voltage applying unit to app... | 10/21/2008 |
| 7425935 | Method and apparatus of driving a plasma display panel An apparagraph and method of driving a plasma display panel that enables the display of an image wherein contour noise is minimized and that prevents flickering mal-discharge and mis-discharge when the plasma display panel is being driven at high/low temperature is ... | 09/16/2008 |
| 7417603 | Plasma display panel driving device and method A method for driving a plasma display panel having first electrodes, second electrodes, and panel capacitors formed between the first and second electrodes. In a reset period: a first voltage corresponding to a voltage applied to the first electrode which is not sel... | 08/26/2008 |
| 7417602 | Plasma display panel and driving method thereof A method for driving a plasma display panel. A discharge occurs at a selected discharge cell by scan and address pulses to form wall charges in an address period. A setup pulse is applied to a scan electrode in a sustain period. A discharge occurs between sustain an... | 08/26/2008 |
| 7414597 | Plasma display panel driving circuit A PDP driving circuit for a stable operation of a ramp pulse. A capacitor having a temperature characteristic opposite to a temperature characteristic of a part coupled to a switch that operates as a constant current source for generation of a ramp pulse is arranged... | 08/19/2008 |
| 7408532 | Plasma display device and drive method for use in plasma display device Scan electrodes are provided separately in addition to sustain electrode pairs generating a sustain discharge. An Address-While-Display drive, in which a scan pulse and a sustain pulse are applied at the same timing, is conducted for each subfield. When scan pulses ... | 08/05/2008 |
| 7403174 | Method and apparatus for improving gray-scale linearity of plasma display A method and an apparatus for improving the gray-scale linearity of a plasma display. At least two types of gray-scale allocations are mixed for forming the original gray scale, or different gray scales are mixed to derive the original gray scale, so as to obtain th... | 07/22/2008 |
| 7375722 | Driving circuit and display device In a circuit driving a capacitive load Cp, current passed through a transistor Q3, a diode D1 and a recovering coil L is passed through lines L1, L2, and the inductance components of the lines L1 and L2, and the drain-source... | 05/20/2008 |
| 7372432 | Switching device and driving apparatus for plasma display panel A switching device for a plasma display panel that facilitates operations at a high voltage. The switching device may be formed with more than one insulated gate bipolar transistors (IGBT) coupled in parallel. The switching device may also be formed with an insulate... | 05/13/2008 |
| 7365709 | Plasma display panel driver A panel capacitor is formed by a scan electrode and a sustain electrode. The voltage at the panel capacitor is reduced by turning on a transistor coupled between the scan electrode and the capacitor. As a result, the voltage within the panel capacitor exceeds the di... | 04/29/2008 |
| 7362338 | Controllable pixel border for improved viewability of a display device A display device having a display matrix (m+2x by n+2x) including an active, e.g., controllable, pixel border located around the edge locations of a frame buffer matrix for improved character viewability. The border can be several pixels wide, e.g., 1 | 04/22/2008 |
| 7358931 | Plasma display device and method for driving the same A plasma display device is provided which is capable of expanding an ensured operating temperature range or operating life time even at time of changes of a driving margin induced by a panel temperature or cumulative operating time of the panel. Display is controlle... | 04/15/2008 |
| 7355564 | Plasma display panel and driving method thereof A plasma display panel (PDP) and driving method that includes a floating reset process. A number of subfields are generated from input video signals, and subfield data for each subfield are output. A first voltage is applied to the first electrode according to susta... | 04/08/2008 |
| 7352343 | Energy recovering apparatus and method for plasma display panel An energy recovering apparatus and method for a plasma display panel wherein a charge time of the plasma display panel can be shortened with the aid of a compulsory resonance to thereby improve a discharge characteristic. In the apparatus, a first path charges an in... | 04/01/2008 |
| 7348940 | Driving circuit for energy recovery in plasma display panel An energy recovery driving circuit of the present invention has a resonant inductor, a primary coil and at least one secondary coil of a transformer, and an energy recovery unit. The resonant inductor is connected to the load for allowing a charge and/or discharge c... | 03/25/2008 |
| 7348937 | Plasma display panel drive method Barrier ribs are disposed on a back substrate so as to separate main discharge cells and priming discharge cells, and the top parts of the barrier ribs are formed so as to abut on a front substrate. In a driving method, in an odd-numbered line writing time period, s... | 03/25/2008 |
| 7345655 | Plasma display panel drive method Barrier ribs are disposed on a back substrate so as to separate main discharge cells formed of a display electrode pair and a data electrode which face each other and priming discharge cells formed of a clearance between two adjacent scan electrodes. The top parts o... | 03/18/2008 |
| 7339553 | Plasma display A plasma display panel with a drive circuit that divides a field into a plurality of sub-fields with each sub-field including a write period, a discharge sustain period and an erase period. In the discharge sustain period at least one of a plurality of pulses applie... | 03/04/2008 |
| 7321345 | Plasma display panel module The present invention relates to the plasma display panel module that integrates a sustainer board and reduces electromagnetic interference. The plasma display panel module includes a plasma display panel that includes scan electrode lines, sustain electrode lines, ... | 01/22/2008 |
| 7319441 | Supply device for electrodes of a plasma display panel Provided is a device for supplying an array of electrodes of a plasma display panel, the device including, for each electrode, a driver having a series of switches and a series of diodes, the common points of which are connected to the electrode. The upper terminal ... | 01/15/2008 |
| 7317431 | Display panel driving method A method of grayscale-driving a display panel in accordance with pixel data derived from a video signal. The display panel includes a plurality of display lines, with a plurality of pixel cells serving as pixels being arranged on each display line. A display period ... | 01/08/2008 |
| 7289086 | Image data correction method and apparatus for plasma display panel, and plasma display panel device having the apparatus An image data correction method and apparatus for a plasma display panel, and a plasma display panel device having the apparatus. The image data correction method calculates a load factor of video signals fed into a plasma display panel, and determines an automatic ... | 10/30/2007 |
| 7277067 | Plasma display panel A plasma display panel with an improved sustain electrode structure and capable of enhancing optical efficiency includes: a rear substrate; address electrodes arranged in a predetermined pattern on the rear substrate; a lower dielectric layer arranged to cover the a... | 10/02/2007 |
| 7274343 | Plasma display panel and apparatus and method for driving the same A PDP address driver circuit includes: an inductor coupled to a conductive pattern. A first current applier applyies a current of a first direction to the inductor and the conductive pattern while sustaining a panel capacitor at an address voltage. A discharger gene... | 09/25/2007 |
| 7242399 | Capacitive load drive circuit and plasma display apparatus A low-cost capacitive load drive circuit, in which a reference voltage, a first voltage, and a second voltage are supplied to a capacitive load, and a plasma display apparatus using it, have been disclosed. The capacitive load drive circuit comprises a reference vol... | 07/10/2007 |
| 7242374 | Apparatus and method for driving plasma display panel using adaptive waveform mechanism In a PDP driving method, an image of each field displayed on the PDP corresponding to an input video signal is divided into sub-fields with different weights, and a combination of the weights is used for gradation. The method includes: determining an automatic power... | 07/10/2007 |
| 7233300 | Apparatus and method for displaying gray scales of plasma display panel The apparatus for displaying plasma display panel (PDP) gray scales includes an automatic power controller for detecting an average signal level (ASL) in each field of video data; first and second frame memories for storing the video data in even and odd frames; a s... | 06/19/2007 |
| 7230377 | Base panel having partition and plasma display device utilizing the same A plasma display panel including a first panel, address electrodes formed on the first panel in a predetermined pattern, a first dielectric layer formed on the first panel and covering the address electrodes, a partition structure having unit partitions discontinuou... | 06/12/2007 |
| 7230587 | Plasma display device In a plasma display device having a reduced discharge-current-induced voltage fluctuation and an expanded drive margin and being successful in preventing the display characteristics from being degraded, a Y-electrode drive circuit and an X-electrode drive circuit fo... | 06/12/2007 |
| 7215303 | AC-type plasma display panel capable of high definition and high brightness image display, and a method of driving the same Plasma display panel (PDP), PDP display apparatus, and method for driving the PDP. The PDP is a surface discharge AC PDP having a first substrate and a second substrate arranged to face each other with barrier ribs interposed therebetween. A first electrode and a se... | 05/08/2007 |
| 7211826 | Organic electroluminescent display An organic electroluminescent display includes a substrate having an array portion with pixels, and a pad portion coupled to an external power supply. A semiconductor structure is formed on the substrate with a source electrode, a drain electrode and a pad. A passiv... | 05/01/2007 |
| 7199773 | Magnetic liquid display panel A magnetic display panel includes strips of first electrodes arranged in a first direction on an inner surface of a rear plate. Strips of second electrodes are arranged in a second direction, perpendicular to the first electrodes, and insulated from the first electr... | 04/03/2007 |
| 7187348 | Driving method for plasma display panel A driving method for a plasma display panel realizes a high quality display at low power consumption while restraining a false contour. After a selective discharge for setting discharge cells to a light-on state or a light-off state is generated in one subfield of N... | 03/06/2007 |
| 7173581 | Plasma display apparatus An ALIS system PDP apparatus in which a reduction in the variation in luminance due to ringing has been reduced is disclosed. In an ALIS system PDP apparatus, X (first) electrodes and Y (second) electrodes are arranged in such a way that the X electrodes and the Y e... | 02/06/2007 |
| 7170471 | Plasma display apparatus and method of driving a plasma display panel An interlace-type PDP is driven by an improved driving method so as to achieve a greater operating margin, higher resolution, and higher brightness. The interlace-type PDP is driven using odd and even frames in such a manner that the cells are grouped into cell grou... | 01/30/2007 |
| 7148873 | Entrance intercom specific color panel module An entrance intercom specific color panel module provides higher lumens and more consistent brightness, lower production cost, upgraded image quality, longer service life, summary manufacturing process, easy assembly and fast replacement of parts, comprised of chip ... | 12/12/2006 |
| 7145612 | Display device comprising plasma discharge switching element with three electrodes A switching element includes a first electrode 1 and a second electrode 2 provided apart from each other so as to run a discharge current between them, and a third electrode 3 configured to be capable of changing the difference in potential from... | 12/05/2006 |
