CN100435195C - Apparatus and method for driving plasma display panel - Google Patents
Apparatus and method for driving plasma display panel Download PDFInfo
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- CN100435195C CN100435195C CNB2006101417169A CN200610141716A CN100435195C CN 100435195 C CN100435195 C CN 100435195C CN B2006101417169 A CNB2006101417169 A CN B2006101417169A CN 200610141716 A CN200610141716 A CN 200610141716A CN 100435195 C CN100435195 C CN 100435195C
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- inductor
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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
- G09G3/22—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
- G09G3/2965—Driving circuits for producing the waveforms applied to the driving electrodes using inductors for energy recovery
-
- 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
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Plasma & Fusion (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
A plasma display panel driving device comprises a power recycle unit which recycles voltage of a panel capacitor by an inductor when sustaining discharge, supplies the recycled power by the inductor at a start time in an addressing period, and a signal scan rise voltage supply unit which generates a signal scan rise voltage from the recycled voltage by the inductor at the start time of the addressing period and supplies the signal scan rise voltage to the panel capacitor. A plasma display panel driving method includes a stage of recycling voltage of a panel capacitor by an inductor when sustaining discharge, supplying the recycled power by the inductor at a start time in an addressing period, and a stage of generating a signal scan rise voltage from the recycled voltage by the inductor at the start time of the addressing period and supplying the signal scan rise voltage to the panel capacitor. The invention replaces a hardware switch starting operation with a software switch starting, removes a current stresse inputted into a scanning electrode, prevents occurrence of exceptional operation phenomenas of a scan driving unit, thereby has an effect of enhancing the performance and reliability of the scan driving unit.
Description
Technical field
The present invention is the related invention of Plasmia indicating panel (Plasma Display Panel: be designated hereinafter simply as PDP) drive unit and method, particularly can eliminate the PDP drive unit and the relevant invention of method that supply to the noise that the current stress in the scan electrode causes during addressing (address).
Background technology
Original interchange shape face discharge PDP is in order to embody the briliancy of portrait, a frame (Frame) is divided into the different a plurality of subdomains (sub-field) of number of light emission times carries out the timesharing driving, at this moment, each subdomain (sub-field) is selected to carry out during reset (Reset) of full frame initial stageization and scanning (Scan) row (Line), during the scanning of selection (Scan) is gone during the addressing (address) that is divided into selection cell (cell) in (Line) and embodied the keeping of briliancy (Sustain) according to discharge time.
Fig. 1 is the drive waveforms illustration figure that supplies to the PDP of two subdomains (sub-field).Show the signal Y supply in scanning (Scan) electrode among the figure, supply to and keep the signal Z in (Sustain) electrode and supply to signal X in addressing (Address) electrode.
With reference to Fig. 1, each subdomain (sub-field) is divided into during reset (Reset), during the addressing (Address) and keep during (Sustain).During the rising edge during reset (Reset), import rising ramp waveform Ramp-up among all scan electrode Y simultaneously, after supplying with the rising ramp waveform during the negative edge, be lower than the decline ramp waveform Ramp-down that descends in the positive polarity voltage of rising ramp waveform the highest (peak) voltage and be input to simultaneously among the scan electrode Y.
When the pulse of negative polarity scanning Scan voltage is input to scan electrode Y successively in during the addressing (Address), input positive polarity data data pulse in addressing electrode X, the wall voltage that generates during the voltage difference of this scanning impulse and data pulse and reset (Reset) is deepened, therefore, data pulse is input to addressing (Address) discharge takes place in the cell (cell).Interscan electrode Y keeps pulse sus with keeping alternately to import among (Sustain) electrode Z during keeping (Sustain).
Be input to the voltage waveform view in scan electrode of Fig. 2 (a) for taking place according to original PDP driving method, Fig. 2 (b) is for being input to the current waveform figure in the scan electrode by scanning driving part (not shown).
Original PDP driving method is, the signal scanning booster tension 5 that takes place shown in Fig. 2 (a) when beginning during the addressing (address) supplies in the scan electrode, like this, signal scanning promotes (scan-up, the signal of input is different with the LINE number that PDP can show, therefore signal kinds need be promoted or descends) when voltage supplies to scan electrode, shown in Fig. 2 (b), the electric current that is input in the scan electrode may be subjected to stress 7, promptly, all row (line) of panel are opened (hard switching) to carry out hardware switch more than the 100V simultaneously, therefore, it is big that the current stress of element becomes, in addition, the above maximum current of 100A taking place, cause the souffle problem of circuit, directly embodies the abnormal operation of circuit scanning driving part, therefore, original Plasmia indicating panel driving method exists the problem of lowering efficiency property and reliability.
Summary of the invention
For addressing the above problem, the invention provides and reduce the plasma display panel drive device method that supplies to the too much stress of the electric current in the scan electrode on the time point that begins during the addressing (address).
In order to address the above problem, the present invention realizes by following scheme:
Plasma display panel drive device, comprise when (1) keeps (sustain) discharge, the voltage that charges in the panel capacitance reclaims by inductor (inductor), the voltage of above-mentioned recovery is supplied to the energy recovery portion of signal scanning booster tension supply unit on the time point of beginning during the addressing (address) by inductor (inductor); And the signal scanning booster tension of (2) above-mentioned recovery voltage generation by above-mentioned inductor (inductor) on the time point of beginning during the addressing (address), offer the signal scanning booster tension supply unit of above-mentioned panel capacitance.
Aforesaid plasma display panel drive device, it is characterized in that above-mentioned energy recovery portion comprises: (1) keeps up switch S US_UP; (2) keep Down switch S US_DOWN1 and SUS_DOWN2; (3) diode D1, D2, D3 and D4; Capacitor C 1 and C2; (4) energy recovery up switch ER_UP; (5) energy recovery Down switch ER_DOWN; And (6) inductor L;
Aforesaid plasma display panel drive device, it is characterized in that above-mentioned signal scanning booster tension supply unit comprises that (1) is connected between the scanning voltage of the voltage of the above-mentioned recovery that the above-mentioned inductor (inductor) of above-mentioned energy recovery portion supplies with and negative (-) the 1st switch of unlatching (Turn on) on the time point of beginning during the above-mentioned addressing (address); And (2) just be connected between (+) scanning voltage and above-mentioned panel capacitance, and the time point of beginning is opened the 2nd switch of (Turn on) during above-mentioned addressing (address).
The Plasmia indicating panel driving method, comprise: (1) is when keeping (sustain) discharge, the voltage that charges in the panel capacitance reclaims by inductor (inductor), with the time point that the voltage of above-mentioned recovery begins, supply to the stage of signal scanning booster tension supply unit by above-mentioned inductor (inductor) during addressing (address); And (2) on the time point of beginning during the above-mentioned addressing (address), and by above-mentioned inductor (inductor), the signal scanning booster tension that the voltage of the above-mentioned recovery that provides generates offers stage of above-mentioned panel capacitance.
To sum up, the invention has the beneficial effects as follows: on the time point of beginning during the addressing (address), the inductor of energy recovery portion 10 (inductor) L is connected in panel capacitance Cp by signal scanning booster tension supply unit 14 and forms LC resonance, on the time point of beginning during the addressing (address) of supplying with the signal scanning booster tension, take place to open the running of alternative hardware switch open with software switch, in fact remove the current stress that is input in the scan electrode, the abnormal operation phenomenon that prevents scanning driving part in advance takes place, therefore, have the performance of raising scanning driving part and the effect of reliability.
Description of drawings
Fig. 1 is the drive waveforms illustration figure that supplies to the PDP of two subdomains (sub-field).
Be input to the voltage waveform view in scan electrode of Fig. 2 (a) for taking place according to original PDP driving method, Fig. 2 (b) is for being input to the current waveform figure in the scan electrode by scanning driving part (not shown).
Fig. 3 is the embodiment circuit diagram of plasma display panel drive device of the present invention.
Fig. 4 illustrates circuit diagram for (sustain) running of keeping of plasma display panel drive device shown in Figure 3.
Fig. 5 and Fig. 6 are addressing (address) the running explanation circuit diagram of plasma display panel drive device shown in Figure 3.
Fig. 7 is (Reset) running explanation circuit diagram that resets of plasma display panel drive device shown in Figure 3.
Embodiment
It is following that the present invention is described in detail is as follows with reference to accompanying drawing:
Fig. 3 is the embodiment circuit diagram of plasma display panel drive device of the present invention.Comprise energy recovery portion 10; Rising ramp waveform supply unit 12; Signal scanning booster tension supply unit 14; Scanning driving part 16; Decline ramp waveform supply unit 18; Switch P ASS_TOP and NSCAN and scanning down voltage supply unit 20.
The voltage that charges among the panel capacitance Cp when 10 in energy recovery portion keeps (sustain) discharge in the plasma display panel drive device of the present invention reclaims by inductor (inductor) L, here, panel capacitance Cp is according to the static capacity of panel and the electric capacity that forms of equal value, for this reason, for example energy recovery portion 10 can comprise as shown in Figure 3 keep (sustain) up switch S US_UP; Keep (sustain) Down switch S US_DOWN1 and SUS_DOWN2; Diode D1, D2, D3 and D4; Capacitor C 1 and C2; Energy recovery up switch ER_UP; Energy recovery Down switch ER_DOWN and inductor (inductor) L, the capacitor C 1 here is an external capacitive.
Fig. 4 illustrates circuit diagram for (sustain) running of keeping of plasma display panel drive device shown in Figure 3.
As shown in Figure 4, in the plasma display panel drive device of the present invention, in order to keep (sustain) up voltage, switch S US_UP, PASS_BOTTOM, PASS_TOP and SD2 can open (Turnon), therefore, the current path that a half voltage Vs/2 who keeps (sustain) voltage Vs begins to link panel capacitance Cp forms the direction of arrow 40 as shown in Figure 4, keeps (sustain) up voltage Vs/2 and can supply to panel capacitance Cp.
In addition, in order to keep (sustain) down voltage, switch S US_DOWN1, SUS_DOWN2, PASS_BOTTOM, PASS_TOP, NSCAN and SD1 can open (Turn on), therefore, the current path that forms earthing potential through capacitor C 2 from panel capacitance Cp forms the direction of arrow 42 as shown in Figure 4, keeps (sustain) down voltage and can supply to panel capacitance Cp.
As mentioned above, energy recovery portion 10 operates in electric current source point (information source, source) pattern when keeping (sustain) up voltage, and energy recovery portion 10 operates in electric current groove (sink) pattern when keeping (sustain) down voltage.The diode D3 and the D4 that prepare in the energy recovery portion 10 shown in Figure 3 between switch ER_UP and ER_DOWN play a part the restriction reverse current, the result, inductor in the energy recovery portion 10 (inductor) L constitutes the LC series resonant circuit with panel capacitance Cp, therefore, panel capacitance Cp carries out voltage charging according to formant waveform, and the voltage that charges among the panel capacitance Cp is recovered to external capacitive C1 by inductor (inductor) L.At this moment, according to the present invention, energy recovery portion 10 supplies to signal scanning booster tension supply unit 14 to the voltage that reclaims by inductor (inductor) L on the time point of beginning during the addressing (address), for this reason, switch ER_UP carries out Tern on the time point of beginning during the addressing (address).The formation of aforesaid energy recovery portion 10 is a kind of examples in order to help the present invention to understand, therefore, the voltage that charges among the panel capacitance Cp when keeping (sustain) discharge reclaims by inductor (inductor) L, when the time point that the voltage that reclaims is begun during addressing (address) was provided to signal scanning booster tension supply unit 14 by inductor (inductor) L, energy recovery portion 10 can have any formation.The signal scanning booster tension of the signal scanning booster tension supply unit 14 recovery voltage that inductor (inductor) L by energy recovery portion 10 supplies with on the time point of beginning during the addressing (address) generation supplies to panel capacitance Cp by scanning driving part 16, for this reason, signal scanning booster tension supply unit 14 as shown in Figure 3, can be presented as the 1st and the 2nd switch P ASS_BOTTOM, SCAN and scan voltage source Vscan, at this, scanning driving part 16 plays a part to supply to the signal of scan electrode, for this reason, can be presented as switch S D1 and SD2.
At first, the 1st switch P ASS_BOTTOM is by the recovery voltage and the negative scanning voltage-Vscan of inductor (inductor) the L supply of energy recovery portion 10, promptly, connect between the negative terminal of the scan voltage source of supply scanning voltage, on the time point of beginning during the addressing (address), open (Turn on), the 2nd switch S CAN is connected positive scanning voltage Vscan, promptly, supply with between the scan voltage source plus end and panel capacitance Cp of scanning voltage, on the time point of beginning during the addressing (address), open (Turn on), at this moment, the 2nd switch S CAN is connected through the switch S D1 of panel capacitance Cp and scanning driving part 42.
Fig. 5 and Fig. 6 are addressing (address) the running explanation circuit diagram of plasma display panel drive device shown in Figure 3.
Switch ER_UP, PASS_BOTTOM, SCAN and SD1 open (Turn on) on the time point that begins during the addressing (address), therefore, the voltage of charging basis direction of arrow approach 50 as shown in Figure 5 is sent to signal scanning booster tension supply unit 14 in the energy recovery portion 10, at this moment, signal scanning booster tension supply unit 14 inductors (inductor) L by energy recovery portion 10, the input the recovery voltage charging in panel capacitance Cp.
The drive unit and the method for original Plasmia indicating panel are, on the time point of beginning during the addressing (address), when the signal scanning booster tension is input to panel capacitance Cp and inductor (inductor) L irrelevant, therefore, current stress shown in Fig. 2 (b) has taken place, but, plasma display panel drive device and method that the present invention is correlated with are, the recovery voltage of having supplied with by inductor (inductor) L when having utilized on the time point of beginning during the addressing (address) with panel capacitance Cp input signal scanning booster tension, therefore, can prevent the current stress shown in Fig. 2 (b), promptly, on the time point that begins during the addressing (address), resonance prevents current stress according to the LC between inductor (inductor) L and the panel capacitance Cp, at this moment, after beginning during the addressing (address), switch S US_DOWN1 and SUS_DOWN2 open (Turn on), switch P ASS_BOTTOM, SCAN and SD1 keep unlatching (Turn on) state, therefore, the current path that begins to be connected to through capacitor C 2 and scan voltage source panel capacitance Cp from ground voltage forms with the direction of arrow 60 according to shown in Figure 6, therefore, with the half voltage Vs/2 contrast of keeping (sustain) voltage Vs, the signal scanning booster tension that will be higher than scanning voltage Vscan left and right sides level (level) supplies in the scan electrode, in addition, plasma display panel drive device shown in Figure 3 and method are identical with original method, rising edge voltage can take place, negative edge voltage and scanning Down voltage, for ease of explanation, the plasma display panel drive device that the present invention is correlated with is according to as shown in Figure 3, prepared rising ramp waveform supply unit 12, decline ramp waveform supply unit 18 and scanning Down voltage supply unit 20, but the present invention not only is confined to this.
Fig. 7 is (Reset) running explanation circuit diagram that resets of plasma display panel drive device shown in Figure 3.
Rising ramp waveform supply unit 12 as shown in Figure 3, can be presented as diode D5, variable resistor R1, switch (SET_UP) and capacitor C 3, in resetting during the rising edge during (Reset), the switch (SET_UP) of rising ramp waveform supply unit 12, PASS_TOP and SD2 open (Turn on), therefore, from rising edge voltage Vset_up process switch (SET_UP), the current path that PASS_TOP and SD2 link panel capacitance Cp forms according to the direction of arrow 70 as Fig. 7, in addition, decline ramp waveform supply unit 18 can be presented as switch S ET_DN and variable resistor R2, in resetting during the negative edge during (Reset), the switch S D2 and the SET_DN of rising ramp waveform supply unit 12 opens (Turn on), therefore, be connected to the current path of decline ramp voltage-V_y according to the direction of arrow 80 formation from panel capacitance Cp as Fig. 7.Scanning Down voltage supply unit 20 can be presented as switch SW, the switch SW of scanning Down voltage supply unit 20 is opened (Turn on) in during the addressing (address), therefore, form panel capacitance Cp links decline ramp voltage-V_y through switch SW current path, then, scanning Down voltage begins to occur to panel capacitance Cp from scanning Down voltage supply unit 20.
Switch shown in Figure 3 uses semiconductor switch to open element, for example, can be presented as mos field effect transistor (Metal Oxide Semiconductor Field Effect TransistorMOSFET).
The present invention announces as above with preferred embodiment that all technical schemes that mode obtained such as equivalence replacement or equivalents of taking all drop in protection scope of the present invention.
Claims (4)
1, a kind of plasma display panel drive device is characterized in that comprising:
(1) keeping when discharge, the voltage that charges in the panel capacitance reclaims by inductor, with the time point that the voltage of above-mentioned recovery begins in address period, supplies to the energy recovery portion of signal scanning booster tension supply unit by above-mentioned inductor;
(2) on the time point that above-mentioned address period begins, the signal scanning booster tension that will generate by the above-mentioned recovery voltage that above-mentioned inductor provides offers the signal scanning booster tension supply unit of above-mentioned panel capacitance.
2, plasma display panel drive device according to claim 1 is characterized in that above-mentioned energy recovery portion comprises:
(1) keeps up switch (SUS_UP);
(2) keeping Down switch (SUS_DOWN1) reaches (SUS_DOWN2);
(3) diode (D1, D2, D3 and D4); Electric capacity (C1) reaches (C2);
(4) energy recovery up switch (ER_UP);
(5) energy recovery Down switch (ER_DOWN); And
(6) inductor (L)
3, plasma display panel drive device according to claim 1 is characterized in that above-mentioned signal scanning booster tension supply unit comprises:
(1) is connected the voltage of the above-mentioned recovery that the above-mentioned inductor of above-mentioned energy recovery portion supplies with and bear between the scanning voltage of (-) the 1st switch of on the time point that above-mentioned address period begins, opening; And
(2) just be connected between (+) scanning voltage and above-mentioned panel capacitance the 2nd switch that the time point that begins in above-mentioned address period is opened.
4, a kind of Plasmia indicating panel driving method is characterized in that comprising:
(1) keeping when discharge, the voltage that charges in the panel capacitance reclaims by inductor, with the time point that the voltage of above-mentioned recovery begins in address period, supplies to the stage of signal scanning booster tension supply unit by above-mentioned inductor; And
(2) on the time point that above-mentioned address period begins, the signal scanning booster tension that will generate by the above-mentioned recovery voltage that above-mentioned inductor provides, offer above-mentioned panel capacitance stage.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020050091353 | 2005-09-29 | ||
| KR10-2005-0091353 | 2005-09-29 | ||
| KR1020050091353A KR20070036390A (en) | 2005-09-29 | 2005-09-29 | Apparatus and method for driving plasma display panel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1971691A CN1971691A (en) | 2007-05-30 |
| CN100435195C true CN100435195C (en) | 2008-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101417169A Expired - Fee Related CN100435195C (en) | 2005-09-29 | 2006-09-27 | Apparatus and method for driving plasma display panel |
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| Country | Link |
|---|---|
| KR (1) | KR20070036390A (en) |
| CN (1) | CN100435195C (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1405747A (en) * | 2001-08-06 | 2003-03-26 | 三星Sdi株式会社 | Apparatus and method for driving plasma displaying plate |
| CN1442840A (en) * | 2002-03-05 | 2003-09-17 | 三星Sdi株式会社 | Plasma display panel possessing energy restoring circuit and its driving method |
| CN1645453A (en) * | 2003-10-16 | 2005-07-27 | 三星Sdi株式会社 | Plasma display panel driving method and plasma display device |
-
2005
- 2005-09-29 KR KR1020050091353A patent/KR20070036390A/en not_active Application Discontinuation
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2006
- 2006-09-27 CN CNB2006101417169A patent/CN100435195C/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1405747A (en) * | 2001-08-06 | 2003-03-26 | 三星Sdi株式会社 | Apparatus and method for driving plasma displaying plate |
| CN1442840A (en) * | 2002-03-05 | 2003-09-17 | 三星Sdi株式会社 | Plasma display panel possessing energy restoring circuit and its driving method |
| CN1645453A (en) * | 2003-10-16 | 2005-07-27 | 三星Sdi株式会社 | Plasma display panel driving method and plasma display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1971691A (en) | 2007-05-30 |
| KR20070036390A (en) | 2007-04-03 |
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Granted publication date: 20081119 Termination date: 20091027 |