摘要:
There is provided a plasma display apparatus and a driving method thereof. The plasma display apparatus comprises an APL controller controlling an average picture level (APL) to adjust the number of setup waveforms depending on frame data inputted from the outside; a waveform generator generating a setup waveform depending on an average picture level; and a plasma display panel to which the setup waveform is applied, wherein the number of the setup waveform set in a reference section in which the average picture level increases is different from the number of the setup waveform set in the same section in which the average picture level decreases.
摘要:
A plasma display apparatus is disclosed to prevent an erroneous discharge when a plasma display panel is driven and drive the plasma display panel at a high speed. The plasma display apparatus comprises a plasma display panel (PDP) comprising a scan electrode, a sustain electrode and an address electrode, a scan driver for applying a set-up waveform which rises up to a first voltage at a first slope and then rises up to a second voltage at a second slope to the scan electrode during a reset period, and an address driver for applying a first positive polarity pulse to the address electrode while the set-up waveform is being applied to the scan electrode.
摘要:
There is provided a plasma display apparatus and a driving method thereof. The plasma display apparatus includes a plasma display panel; and a scan driver commonly using a voltage source supplying a sustain pulse voltage, a setup bias voltage, a setdown pulse voltage, and a scan pulse voltage among a plurality of driving voltages supplied to a scan electrode of the plasma display panel.
摘要:
A plasma display apparatus and a method of driving the same are disclosed. According to the plasma display apparatus and the method of driving the same, when a plasma display panel (PDP) displays a screen with one frame comprised of a plurality of sub-fields including reset periods, different reset pulses are supplied to a first scan electrode and a second scan electrode in the reset period of an arbitrary sub-field among the plurality of sub-fields.
摘要:
The present invention relates to a method of driving plasma display panel. A method of driving a plasma display device driven by dividing a plurality of scan electrode lines into the m (m is a integer more than 2) number of groups, according to the present invention includes: applying p (p is a natural number more than 1) number of first reset pulse having a first voltage to the scan electrode lines included in more than one group among m number of groups during a specific frame; and simultaneously applying q (q is a natural number more than 1) number of second reset pulse having a second voltage different from the first voltage to the second electrode line included in the rest groups except for more than one group during the specific frame.
摘要:
This invention relates to a method of driving a plasma display panel that is adaptive for generating a stable sustain discharge in a low opposition discharge voltage to improve a driving efficiency. A method of driving a plasma display panel, time-dividedly driven by dividing a plurality scan electrodes, sustain electrodes, and address electrodes into an initialization period, an address period, and a sustaining period, according to the present invention includes: applying a positive direct current voltage to the address electrode in the sustaining period; and applying a positive first sustaining pulse to the scan electrode and a positive second sustaining pulse to the sustain electrode, in the sustaining period.
摘要:
The present invention relates to a plasma display device and a method of driving the same. By partially overlapping the sustain pulses applied to the scan and sustain electrodes, during the sustaining period, sustain discharges are achieved during certain voltage variation intervals such that discharge efficiency and brightness are improved, image sticking is minimized and power consumption is reduced.
摘要:
A method of driving a plasma display panel for generating a stable sustain discharge is disclosed. In the method, first sustaining pulses are applied to the scan electrodes such that a sustain discharge can be generated. Second sustaining pulse are applied to the sustain electrodes in such a manner to be alternated with the first sustaining pulses. A stabilization pulse is applied to an address electrode provided alternately with the scan electrode for each discharge cell such that said sustain discharge can be generated via a surface-discharge area of a voltage close curve.
摘要:
A polarizing plate and an optical member, the polarizing plate including an adhesive layer, the adhesive layer being prepared from an adhesive composition including a (meth)acrylic copolymer, a crosslinking agent, and a tackifier, the tackifier including an acrylic modified petroleum resin represented by Formula 1: R′—CO—O—R [Formula 1] wherein R′ is a petroleum resin and R is a C1-C20 alkyl group or a C6-C50 aryl group.
摘要:
The present invention includes: plural common terminals; plural water level measurement terminals that are arranged at a certain interval along a longitudinal direction; a water level measurement control unit that measures the water level of a measurement subject by letting an electric current flow to the plural common terminals, then reading the state information of an electric current flowing to the plural water level measurement terminals; and an LED unit that reads and displays the water level measurement results through plural LEDs. The water level measurement system according to the invention comprises: the above-mentioned water level display device; a main control module that controls the water level display device to read the water level measurement results from the water level display device and display the water level measurement results in numerical form or on a scale; a power supply module that supplies power to the water level display device under the control of the main control module; and a display module that displays the water level measurement results according to control of the main control module.