What is Claimed is:
`
`1. An image display device having alolurality of pixels, into
`
`each of which an image voltage is input during a writing period
`
`and an inclined wave voltage which changes a voltage level thereof
`
`according to time is input duringealight emission period following
`
`the writing period, wherein
`
`each of the pixels-has
`
`light emitting means,
`
`10
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`15
`
`20
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`25
`
`a driving transistor for driving the light emitting
`
`means, and
`
`a capacitance device having one end connected toeagate
`
`electrode of the driving transistor,
`
`the image voltage and the inclined wave voltage are input to
`
`other end of the capacitance device during the writing period and
`
`the light emission period, respectively, and
`
`light emission intensity of the light emitting means while
`
`emitting light always changes within the light emission period.
`
`2. An image display device, having
`
`a plurality of pixels,
`
`a plurality of signal
`
`lines for inputting an image
`
`voltage to each of the plurality of pixels, and
`
`pixel selectinglneans for selecting from the plurality
`
`of pixels a pixel into which the image voltage is to be written
`
`via the plurality of signal lines,
`
`wherein
`
`22
`
`
`
`1. An image display device having alolurality of pixels, into
`
`each of which an image voltage is input during a writing period
`
`and an inclined wave voltage which changes a voltage level thereof
`
`according to time is input duringealight emission period following
`
`the writing period, wherein
`
`each of the pixels-has
`
`light emitting means,
`
`10
`
`15
`
`20
`
`25
`
`a driving transistor for driving the light emitting
`
`means, and
`
`a capacitance device having one end connected toeagate
`
`electrode of the driving transistor,
`
`the image voltage and the inclined wave voltage are input to
`
`other end of the capacitance device during the writing period and
`
`the light emission period, respectively, and
`
`light emission intensity of the light emitting means while
`
`emitting light always changes within the light emission period.
`
`2. An image display device, having
`
`a plurality of pixels,
`
`a plurality of signal
`
`lines for inputting an image
`
`voltage to each of the plurality of pixels, and
`
`pixel selectinglneans for selecting from the plurality
`
`of pixels a pixel into which the image voltage is to be written
`
`via the plurality of signal lines,
`
`wherein
`
`22
`
`
`
`each of the pixels has
`
`a light emitting device of a current driving-type,
`
`a driving transistor connectedloetweeneapower line and
`
`the light emitting device, and
`
`a capacitance device having one end connected to a gate
`
`electrode of the driving transistor,
`
`the image voltage is input to other end of the capacitance
`
`device during the writing period,
`
`inclined wave voltage which changes a voltage level thereof
`
`according to time is input to the other end of the capacitance device
`
`during a light emission period following the writing period, and
`
`light emission intensity of the light emitting device while
`
`emitting light always changes within the light emission period.
`
`3. The image display device according to claim 2, wherein
`
`the pixel selecting means has a plurality of scanning lines,
`
`each of the pixels has a reset transistor connected between
`
`the gate electrode of the driving transistor and an electrode of
`
`the driving transistor, the electrode being connected to the light
`
`10
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`15
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`20
`
`emitting device , and
`
`the gate electrode of the reset transistor is connected to
`
`acorrespondingscanninglineamongthepluralityofscanninglines.
`
`4. The image display device according to claim 2, wherein
`
`the pixel selectinglneans has aIQlurality'of lighting control
`
`25
`
`lines,
`
`eadiofthepixelshasalightingtransistorconnectedbetween
`
`23
`
`
`
`the driving transistor and the light emitting device,
`
`a gate electrode of each lighting transistor is connected to
`
`a corresponding lighting control
`
`line among the plurality of
`
`lighting control lines.
`
`5. The image display device according to claim 4, wherein
`
`the writing period is divided into successive first to third
`
`periods,
`
`the reset transistor of each of the pixels remains on during
`
`the first period and the second period within the writing period
`
`and off during the third period within the writing period and the
`
`light emission period,
`
`the lighting transistor of each of the pixels remains on
`
`during the light emission period and the first period within the
`
`writing period and off during the second period and the third period
`
`within the writing period.
`
`6. The image display device according to claim 2, further
`
`comprising
`
`apluralityofinclinedwavevoltageinputlinesforinputting
`
`the inclined wave voltage to each of the pixels,
`
`wherein
`
`each of the pixels includes
`
`a first switching transistor for connecting the other
`
`end of the capacitance devicetx>a corresponding signal line among
`
`the plurality of signal lines during the writing period, and
`
`a second switching transistor for connecting the other
`
`24
`
`10
`
`15
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`20
`
`25
`
`
`
`end of the capacitance device to a corresponding inclined wave
`
`voltage input line among the plurality of inclined wave voltage
`
`input lines during the light emission period.
`
`7. The image display device according to claim 6, wherein
`
`the pixel selecting means includes a plurality of switch
`
`control lines,
`
`the first switching transistor and the second switching
`
`transistordifferfromeachotherinanelectricityconductivetype,
`
`a gate electrode of the first switching transistor of each
`
`ofthepixelsandaagateelectrodeofthesecondswitchingtransistor
`
`are connected to a corresponding same switch control line among
`
`the plurality of switch control lines,
`
`the first switching transistor and the second switching
`
`transistor of each of the pixels remain on and off, respectively,
`
`during the writing period, and
`
`the first switching transistor and the second switching
`
`transistor of each of the pixels remain off and on, respectively,
`
`during the light emission period.
`
`8. The image display device according to clain\l wherein the
`
`light emitting device is an organic light emitting diode device.
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`10
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`15
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`20
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`9. The image display device according to clain12 wherein the
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`25
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`light emitting device is an organic light emitting diode device.
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`25
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`
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