Liquid crystal display device and driving device thereof, and method for driving liquid crystal display device
First Claim
1. A liquid crystal display device including a plurality of scan signal lines, a plurality of data signal lines to which video signals are supplied as data signals, and a displaying section including pixels arranged in a matrix manner, the pixels respectively connected, via switching sections, with the scan signal lines and the data signal lines corresponding to intersecting points thereof, the liquid crystal display device comprising:
- a temperature sensor provided in at least one of the pixels in a displaying region of the displaying section;
a lead line provided unnoticeably in the displaying section, for transmitting a detection signal from the temperature sensor to a peripheral section of the displaying section;
a temperature measurement control section for measuring a temperature based on the detection signal transmitted from the temperature sensor; and
a data signal line driving section for outputting the data signal to the data signal lines in a manner based on the temperature measured in the temperature measurement control section.
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Accused Products
Abstract
A liquid crystal display device of the present invention includes (i) a temperature sensor provided in at least one of pixels in a displaying area of a display panel, (ii) a lead line buried in the display panel, for transmitting a detection signal from the temperature sensor to a vicinity of the display panel, (iii) a temperature measurement control section for measuring a pixel temperature based on the detection signal transmitted from the temperature sensor, (iv) a data signal line driving section for outputting the data signal to the data signal lines in accordance with the pixel temperature measured in the temperature measurement control section. Further, the liquid crystal display device of the present invention includes (i) a plurality of data generating sections for generating data signals of the different output levels based on an inputted video signal and a video signal that is at least one frame earlier than the inputted video signal, (ii) a data generating section containing section for containing therein the plurality of the data generating sections, and (iii) a memory for use in selecting one of the data generating sections on a line-by-line basis for the respective scan signal lines.
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Citations
34 Claims
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1. A liquid crystal display device including a plurality of scan signal lines, a plurality of data signal lines to which video signals are supplied as data signals, and a displaying section including pixels arranged in a matrix manner, the pixels respectively connected, via switching sections, with the scan signal lines and the data signal lines corresponding to intersecting points thereof, the liquid crystal display device comprising:
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a temperature sensor provided in at least one of the pixels in a displaying region of the displaying section;
a lead line provided unnoticeably in the displaying section, for transmitting a detection signal from the temperature sensor to a peripheral section of the displaying section;
a temperature measurement control section for measuring a temperature based on the detection signal transmitted from the temperature sensor; and
a data signal line driving section for outputting the data signal to the data signal lines in a manner based on the temperature measured in the temperature measurement control section. - View Dependent Claims (3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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2. A liquid crystal display device including a plurality of scan signal lines, a plurality of data signal lines to which video signals are supplied as data signals, and a displaying section including pixels arranged in a matrix manner, the pixels respectively connected, via switching sections, with the scan signal lines and the data signal lines corresponding to intersecting points thereof, the liquid crystal display device comprising:
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a temperature sensor provided in at least one of the pixels in a displaying region of the displaying section;
a temperature measurement control section provided in a peripheral section of the displaying section, for measuring a pixel temperature based on the detection signal transmitted from the temperature sensor;
a lead line for transmitting a detection signal from the temperature sensor to the temperature measurement control section, the lead line unnoticeably provided in the displaying section; and
data signal line driving section for outputting the data signal to the data signal lines in accordance with the temperature measured in the temperature measurement control section.
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14. A liquid crystal display device including a plurality of scan signal lines, a plurality of data signal lines to which video signals are supplied as data signals appropriate for grey scale display, and a displaying section including pixels arranged in a matrix manner, the pixels respectively connected, via switching sections, with the scan signal lines and the data signal lines corresponding to intersecting points thereof, the liquid crystal display device comprising:
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a plurality of data generating sections for generating the data signals;
a data generating section containing section for containing therein the plurality of data generating sections, and a data generating section selecting section for selecting one of the data generating sections on a line-by-line basis for the respective scan signal lines. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30)
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31. A method for driving a liquid crystal display device including a plurality of scan signal lines, a plurality of data signal lines to which video signals are supplied as data signals, and a displaying section including pixels arranged in a matrix manner, the pixels respectively connected, via switching sections, with the scan signal lines and the data signal lines corresponding to intersecting points thereof, the method comprising the steps of:
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(I) measuring temperature based on a detection signal transmitted from a temperature sensor to a periphery of the displaying section via a lead wire buried in the displaying section, the temperature sensor provided in at least one of the pixels in a displaying area of the displaying section; and
(II) driving the data signal lines by supplying the data signals to the data signal lines in accordance with the temperature of the pixels measured in the (I).
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32. A method for driving a liquid crystal display device having, a plurality of scan signal lines, a plurality of data signal lines to which video signals are supplied as data signals appropriate for grey scale display, and a displaying section including pixels arranged in a matrix manner, the pixels respectively connected, via switching sections, with the scan signal lines and the data signal lines corresponding to intersecting points thereof, the method comprising the steps of:
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(I) preparing a plurality of data generating sections for generating the data signals, and (II) supplying the data signals to the pixels, the data signals generated in the one of the data generating sections selected on a line-by-line basis for the respective scan signal lines.
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33. A method for driving a liquid crystal display device including, a plurality of scan signal lines, a plurality of data signal lines to which video signals are supplied as data signals appropriate for grey scale display, and a displaying section including pixels arranged in a matrix manner, the pixels respectively connected, via switching sections, with the scan signal lines and the data signal lines corresponding to intersecting points thereof, the method comprising the steps of:
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(I) preparing a plurality of data generating sections for generating the data signals based on an inputted video signal and a video signal that is at least one frame earlier than the inputted video signal, and then generating, by using the plurality of the data generating sections, the data signals of the different output levels, based on difference between the video signal and the inputted video signal of the at least one frame earlier than the inputted video signal; and
(II) supplying the data signals to the pixels, the data signals generated in the one of the data generating sections selected on a line-by-line basis for the respective scan signal lines. - View Dependent Claims (34)
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Specification