Claims
- 1. A display device comprising:a plurality of scanning lines including N scanning lines, the N scanning lines including K scanning lines, wherein both N and K are integers; a data line intersecting the N scanning lines; a controller transmitting a display control signal; a driving circuit receiving the display control signal; the driving circuit selecting each of the N scanning lines in sequence; the driving circuit applying only one voltage level to one of the N scanning lines in response to the display control signal while the one of the N scanning lines is non-selected; the driving circuit applying the only one voltage level to one of the K scanning lines in response to the display control signal while the one of the K scanning lines is selected; the driving circuit applying selection voltage to one of the N scanning lines other than the K scanning lines in response to the display control signal while the one of the N scanning lines other than the K scanning lines is selected; a level of the selection voltage that the driving circuit applies to the one of the N scanning lines other than the K scanning lines being lower than a level of the selection voltage that the driving circuit applies to each of the N scanning lines; and a power source supplying voltage to the driving circuit, the power source changing a level of the voltage which is supplied to the driving circuit in accordance with the value of K.
- 2. The display device according to claim 1 wherein the power source includes a bootstrap circuit which generates different levels of voltage by changing at least either the quantity of charge stored in a capacitor or a level of the voltage of one polarity that is lower than a level of the voltage after a polarity reversion of the capacitor.
- 3. An electronic apparatus including the display device of claim 1.
- 4. A display device comprising:a plurality of scanning lines including N scanning lines, the N scanning lines including K scanning lines, wherein both N and K are integers; a data line intersecting the N scanning lines; a controller transmitting a display control signal; and a driving circuit receiving the display control signal; the driving circuit simultaneously selecting h (h is an integer equal to or greater than 2) of the N scanning lines in sequence; the driving circuit applying only one voltage level to h of the N scanning lines in response to the display control signal while the h of the N scanning lines are non-selected; the driving circuit applying only one voltage level to h of the K scanning lines in response to the display control signal while the h of the K scanning lines are selected; the driving circuit applying selection voltage to h of the N scanning lines other than the K scanning lines in response to the display control signal while the h of the N scanning lines other than the K scanning lines are selected; and a level of the selection voltage that the driving circuit applies to h of the N scanning lines other than the K scanning lines being lower than a level of selection voltage that the driving circuit applies to h of the N scanning lines.
- 5. An electronic apparatus including the display device of claim 4.
- 6. A display device comprising:a plurality of scanning lines including N scanning lines, the N scanning lines including K scanning lines, wherein both N and K are integers; a data line intersecting the N scanning lines; a controller transmitting a display control signal; a scanning line driving circuit receiving the display control signal; the scanning line driving circuit selecting each of the N scanning lines in sequence; the scanning line driving circuit applying only one voltage level to one of the N scanning lines in response to the display control signal while the one of the N scanning lines is non-selected; the scanning line driving circuit applying the only one voltage level to one of the K scanning lines in response to the display control signal while the one of the K scanning lines is selected; the scanning line driving circuit applying selection voltage to one of the N scanning lines other than the K scanning lines in response to the display control signal while the one of the N scanning lines other than the K scanning lines is selected; and a data line driving circuit applying voltage to the data line; the data line driving circuit applying voltage to the data line on the supposition that one of the K scanning lines receives selection voltage while the one of the K scanning lines is selected.
- 7. An electronic apparatus including the display device of claim 6.
- 8. A display device comprising:a plurality of scanning lines including N scanning lines, the N scanning lines including K scanning lines, wherein both N and K are integers; a data line intersecting the N scanning lines; a controller transmitting a display control signal; a scanning line driving circuit receiving the display control signal; the scanning line driving circuit simultaneously selecting h (h is an integer equal to or greater than 2) of the N scanning lines in sequence; the scanning line driving circuit applying only one voltage level to h of the N scanning lines in response to the display control signal while the h of the N scanning lines are non-selected; the scanning line driving circuit applying only one voltage level to h of the K scanning lines in response to the display control signal while the h of the K scanning lines are selected; the scanning line driving circuit applying selection voltage to h of the N scanning lines other than the K scanning lines in response to the display control signal while the h of the N scanning lines other than the K scanning lines are selected; and a data line driving circuit applying voltage to the data line; and the data line driving circuit applying voltage to the data line on the supposition that h of the K scanning lines receive selection voltage while the h of the K scanning lines are selected.
- 9. An electronic apparatus including the display device of claim 8.
- 10. A display device comprising:a plurality of scanning lines including N scanning lines, the N scanning lines including K scanning lines, wherein both N and K are integers; a driving circuit providing voltages to the scanning lines, wherein a control signal is transmitted thereto; and the driving circuit driving one of the N scanning lines and (N−K) scanning lines, based on the control signal, as a subject of display, each of the driven scanning lines being selected to be driven; the driving circuit not driving the K scanning lines; wherein a voltage level applied to the selected scanning line in the event that the (N−K) scanning lines are driven, is set to be lower than a voltage level applied to the selected scanning line in the event that the N scanning lines are driven.
- 11. The display device according to claim 10 further comprising a voltage source that supplies a voltage to the selected scanning lines, wherein the voltage is variable to change in accordance with the control signal.
- 12. The display device according to claim 11, wherein the voltage source comprises a bootstrap circuit that generates a plurality of voltages of different levels.
- 13. The display device according to claim 12, wherein the bootstrap circuit comprises a capacitor, and wherein the bootstrap circuit changes one of quantity of charge stored in the capacitor and voltage of one polarity that is lower in voltage level after a polarity that is lower in voltage level after a polarity inversion of the capacitor, whereby the bootstrap generates a plurality of voltages of different levels.
- 14. The display device according to claim 10, wherein the driving circuit selects each of a plurality of the driven scanning lines successively.
- 15. The display device according to claim 10, wherein the driving circuit selects some of the driven scanning lines simultaneously.
- 16. The display device according to claim 15, wherein the driving circuit applies a scanning voltage that is defined by a predetermined voltage pattern.
- 17. A display device comprising:a plurality of scanning lines including N scanning lines, the N scanning lines including K scanning lines, wherein both N and K are integers; a data line crossing the N scanning lines; a first driving circuit providing voltages to the scanning lines, wherein a control signal is transmitted thereto; a display area driven by the N scanning lines, the display area including: a first display area driven by the K scanning lines; and a second display area driven by some of the N scanning lines other than the K scanning lines; and the driving circuit driving one of the N scanning lines and (N−K) scanning lines, based on the control signal, as a subject of display, each of the driven scanning lines being selected to be driven; wherein a voltage level applied to the selected scanning line in the event that the (N−K) scanning lines are driven, is set to be lower than a voltage level applied to the selected scanning line in the event that the N scanning lines are driven.
Priority Claims (1)
Number |
Date |
Country |
Kind |
7-325648 |
Dec 1995 |
JP |
|
Parent Case Info
This application is a division of application Ser. No. 08/894,865, filed Nov. 14, 1997, now U.S. Pat. No. 6,262,704, which is a 371 of PCT/JP96/03648, filed Dec. 13, 1996.
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