Display device
First Claim
1. A display device comprising:
- a pixel section having a plurality of pixel circuits, each writing video pixel data propagated through a switching element over a signal line, arranged in a matrix, a plurality of scan lines arranged so as to correspond to an array of rows of the pixel circuits and control conduction of the switching elements, a plurality of capacity lines arranged so as to correspond to an array of rows of the pixel circuits, a drive circuit for selectively driving the plurality of scan lines and the plurality of capacity lines, a generation circuit for generating a common voltage signal switched in level at a predetermined cycle, and a correction circuit for correcting the signals driving the capacity lines of the drive circuit, wherein each pixel circuit arrayed at the pixel section includes a display element having a first pixel electrode and second pixel electrode and a holding capacitor having a first electrode and second electrode, a first pixel electrode of the display element pixel cell and a first electrode of the holding capacitor are connected to one terminal of the switching element, a second electrode of the storage capacitor is connected to the capacity line arrayed at a corresponding row, a second pixel electrode of the display element is supplied with the common voltage signal, and the correction circuit has a monitor circuit for monitoring the pixel potential of the pixel section and corrects the signals driving the capacity lines considering the optical characteristics of the display elements based on the results of monitoring of the monitor circuit.
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Accused Products
Abstract
A display device having a pixel section pixel circuits, scan lines, capacity lines, a drive circuit driving the scan lines and the capacity lines selectively, a generation circuit generating a common voltage signal switching in level at a predetermined cycle, and a correction circuit correcting the signals driving the capacity lines of the drive circuit, wherein each pixel circuit contains a display element and holding capacitor, a first pixel electrode of the display element pixel cell, a first electrode of the holding capacitor, and one terminal of the switching element are connected, a second electrode of the holding capacitor is connected to the capacity lines arrayed in a corresponding row, and the common voltage signal is applied in a second pixel electrode of the display element. The correction circuit has a monitor circuit monitoring the pixel potential of the pixel section and correcting a signal driving the capacity lines taking into consideration the optical characteristics of the display element based on the monitor result of the monitor circuit.
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Citations
23 Claims
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1. A display device comprising:
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a pixel section having a plurality of pixel circuits, each writing video pixel data propagated through a switching element over a signal line, arranged in a matrix, a plurality of scan lines arranged so as to correspond to an array of rows of the pixel circuits and control conduction of the switching elements, a plurality of capacity lines arranged so as to correspond to an array of rows of the pixel circuits, a drive circuit for selectively driving the plurality of scan lines and the plurality of capacity lines, a generation circuit for generating a common voltage signal switched in level at a predetermined cycle, and a correction circuit for correcting the signals driving the capacity lines of the drive circuit, wherein each pixel circuit arrayed at the pixel section includes a display element having a first pixel electrode and second pixel electrode and a holding capacitor having a first electrode and second electrode, a first pixel electrode of the display element pixel cell and a first electrode of the holding capacitor are connected to one terminal of the switching element, a second electrode of the storage capacitor is connected to the capacity line arrayed at a corresponding row, a second pixel electrode of the display element is supplied with the common voltage signal, and the correction circuit has a monitor circuit for monitoring the pixel potential of the pixel section and corrects the signals driving the capacity lines considering the optical characteristics of the display elements based on the results of monitoring of the monitor circuit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A display device comprising:
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a pixel section having a plurality of pixel circuits, each writing video pixel data propagated through a switching element over a signal line, arranged in a matrix, a plurality of scan lines arranged so as to correspond to an array of rows of the pixel circuits and control conduction of the switching elements, a plurality of capacity lines arranged so as to correspond to an array of rows of the pixel circuits, a drive circuit for selectively driving the plurality of scan lines and the plurality of capacity lines, a generation circuit for generating a common voltage signal switched in level at a predetermined cycle, and a correction circuit for correcting the signals driving the capacity lines of the drive circuit, wherein each pixel circuit arrayed at the pixel section includes a display element having a first pixel electrode and second pixel electrode and a holding capacitor having a first electrode and second electrode, a first pixel electrode of the display element pixel cell and a first electrode of the holding capacitor are connected to one terminal of the switching element, a second electrode of the holding capacitor is connected to the capacity line arrayed at a corresponding row, a second pixel electrode of the display element is supplied with the common voltage signal, and the drive circuit has a capacity line driver which drives a corresponding capacity line independently for each row based on a polarity signal at the time of a pixel write operation. - View Dependent Claims (11, 12, 13, 14, 15, 16)
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17. A display device comprising:
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a pixel section having a plurality of pixel circuits, each writing video pixel data propagated through a switching element over a signal line, arranged in a matrix, a plurality of scan lines arranged so as to correspond to an array of rows of the pixel circuits and control conduction of the switching elements, a plurality of capacity lines arranged so as to correspond to an array of rows of the pixel circuits, a first drive circuit for selectively driving the plurality of scan lines and the plurality of capacity lines from first ends, a second drive circuit for selectively driving the plurality of scan lines and a plurality of the capacity lines among the plurality of capacity lines from other ends, and a generation circuit for generating a common voltage signal switched in level at a predetermined cycle, wherein each pixel circuit arrayed at the pixel section includes a display element having a first pixel electrode and second pixel electrode and a holding capacitor having a first electrode and second electrode, a first pixel electrode of the display element pixel cell and a first electrode of the storage capacitor are connected to one terminal of the switching element, a second electrode of the storage capacitor is connected to the capacity line arrayed at a corresponding row, and a second pixel electrode of the display element is supplied with the common voltage signal. - View Dependent Claims (18, 19, 20, 21, 22, 23)
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Specification