Liquid crystal display device
First Claim
Patent Images
1. A liquid crystal display device responsive to a light source, comprising:
- a display surface having an optically active surface and an inactive surface, the optically active surface including a plurality of pixels cooperable to provide an adjustable transmissivity, the inactive surface disposed proximate the plurality of pixels;
a sensing device for sensing a level of light emitted by the light source;
a control circuit in communication with the sensing device, the control circuit configured to regulate a voltage in response to the sensed level of light; and
a controller in communication with the control circuit and the display surface, the controller responsive to the regulated voltage to adjust the transmissivity of the display surface according to the sensed level of light;
wherein the plurality of pixels and the inactive surface define a fill coefficient expressed as the ratio;
wherein η
is the fill coefficient, Fi is a first area defined by the plurality of pixels and F is a second area defined by the display surface including the plurality of pixels and the inactive surface.
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Abstract
A liquid crystal display device is provided. The liquid crystal display device has a display surface, a sensing device for sensing a light source around the display surface, a control circuit responsive to the sensed light source to adjust a voltage to a controller, which adjusts a transmissivity of the display surface in response to the adjusted voltage.
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Citations
22 Claims
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1. A liquid crystal display device responsive to a light source, comprising:
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a display surface having an optically active surface and an inactive surface, the optically active surface including a plurality of pixels cooperable to provide an adjustable transmissivity, the inactive surface disposed proximate the plurality of pixels;
a sensing device for sensing a level of light emitted by the light source;
a control circuit in communication with the sensing device, the control circuit configured to regulate a voltage in response to the sensed level of light; and
a controller in communication with the control circuit and the display surface, the controller responsive to the regulated voltage to adjust the transmissivity of the display surface according to the sensed level of light;
wherein the plurality of pixels and the inactive surface define a fill coefficient expressed as the ratio;
wherein η
is the fill coefficient, Fi is a first area defined by the plurality of pixels and F is a second area defined by the display surface including the plurality of pixels and the inactive surface. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A liquid crystal display device responsive to a received light, the liquid crystal display device comprising:
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a display panel having a plurality of picture elements (pixels);
a sensor on the display panel for sensing a level of the received light; and
a regulator in communication with the sensor, the regulator configured for adjusting a voltage in response to the level of sensed received light to thereby adjust a brightness level of the pixels in response to the adjusted voltage;
wherein the plurality of pixels and an inactive surface disposed proximate the pixels define a fill coefficient expressed as the ratio;
wherein η
is the fill coefficient, Fi is a first area defined by the plurality of pixels and F is a second area defined by the plurality of pixels and the inactive surface. - View Dependent Claims (10, 11)
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12. A liquid crystal display device, comprising:
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a display screen having at least two picture element (pixel) matrix elements disposed adjacent each other, each of the two pixel matrix elements having a plurality of pixels and an inactive surface disposed proximate the plurality of pixels;
means for adjusting a brightness of a pixel in at least one of the at least two pixel matrix elements;
a light sensor disposed proximate the display screen, the light sensor configured to sense a light level and communicate the sensed light level to the means for adjusting, the means for adjusting operating responsive to the light to adjust the brightness of the picture element;
wherein each of the respective plurality of pixels and inactive surfaces define a fill coefficient expressed as the ratio;
wherein η
is the fill coefficient, Fi is a first area defined by the plurality of pixels and F is a second area defined by the plurality of pixels and the inactive surface. - View Dependent Claims (13, 14, 15)
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16. An LCD-pixel-matrix element having a display area including a plurality of optically active surfaces and a plurality of non-optically active surfaces, the non-optically active surfaces configured to establish an electrical communication between at least two of the optically active surfaces, the optically active surfaces being a plurality of pixels,
wherein the pixels and the non-optically active surfaces define a fill coefficient expressed as a ratio: -
wherein η
is the fill coefficient, Fi is the pixels, and F is the pixels and the non-optically active surfaces, andwherein the ratio is between about 40% to about 90% and Fi defines a pixel density of about 2 to 30 pixels/cm2. - View Dependent Claims (17, 18, 19, 20)
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21. An LCD-display panel having a plurality of LCD-pixel-matrix elements configured for graphic exhibition, the LCD-pixel-matrix elements disposed adjacent each other, the LCD display panel comprising:
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a connection element and a control circuit disposed in an upper edge area and a lower edge area of each of the LCD-pixel-matrix elements, wherein two adjacent LCD-pixel-matrix elements form adjacent pixel columns disposed apart from each other by a distance defined by the equation;
D≦
B+2d, whereinD is the distance between the at least two LCD-pixel-matrix elements, B is a breadth of a pixel in one of the pixel columns, and d is a distance between the column of pixels and an adjacently disposed second column of pixels, the at least two pixel matrix elements configured to produce graphics in a display area defining a pixel density of about 2 to 30 pixel/cm2. - View Dependent Claims (22)
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Specification