Construction of large, robust, monolithic and monolithic-like, amlcd displays with wide view angle

A monolithic, or monolithic-like, AMLCD display having improved mechanical stiffness and controlled contrast, luminance and chromaticity across a wide range of view angles, comprising:

• a) a liquid crystal display element comprising pixels disposed in a two-dimensional array organized into rows and columns, each of said pixels comprising at least one sub-pixel having both an active area and an inactive area;
• b) support means comprising at least one from the group of cover plate and back plate affixed to and extending beyond said two-dimensional array of pixels;
• c) row interconnection means disposed in channels disposed in said inactive areas proximate said rows of pixels and electrically connected thereto;
• d) column interconnection means disposed in channels disposed in said inactive areas proximate said columns of pixels and electrically connected thereto;
• e) insulating means for electrically isolating said row interconnection means from said column interconnection means;
• and
• f) electrical connection means operatively connected to said row interconnection means and said column interconnection means and being disposed along at least one edge of said two-dimensional array;
• whereby each of said sub-pixels is electrically connected to at least one of said row interconnection means and said column interconnection means.

A monolithic, or monolithic-like, AMLCD display having improved mechanical stiffness and controlled contrast, luminance and chromaticity across a wide range of view angles, comprising:

• a) a liquid crystal display element comprising pixels having predetermined pixel geometries, disposed in a predetermined pattern in a two-dimensional array organized into rows and columns, each of said pixels comprising at least one sub-pixel having both an active area and an inactive area;
• b) support means comprising at least one from the group of cover plate and back plate affixed to and extending beyond said two-dimensional array of pixels;
• c) at least one row electrical conductor disposed in a channel disposed in said inactive area proximate said rows of pixels and electrically connected thereto for supplying at least one of a pixel row control voltage and a pixel row data voltage to said rows of pixels;
• d) at least one column electrical conductor disposed in a channel disposed in said inactive areas proximate said columns of pixels and electrically connected thereto for supplying at least one of a pixel column control voltage and a pixel column data voltage to said columns of pixels.
• e) insulating means for electrically isolating said at least one row conductor from said at least one column conductor;
• and
• f) electrical connection means operatively connected to said at least one row conductor and said at least one column conductor and disposed along at least one edge of said two-dimensional array of pixels;
• each of said pixels in combination with said at least one row conductor and said at least one column conductor.

A monolithic, AMLCD display being a robust laminate and having controlled contrast, luminance and chromaticity across a wide view angle range, comprising:

• a) an AMLCD flat-panel assembly having a front, viewing face and a rear face;
• b) backlighting means proximate said rear face of said AMLCD flat-panel assembly for providing illumination thereto;
• c) light collimating means proximate said rear face and said backlighting means;
• and
• d) means for decollimating light proximate said front, viewing face of said AMLCD flat-panel for decollimating light therefrom.

A monolithic, AMLCD display being a robust laminate and having controlled contrast, luminance and chromaticity across a wide view angle range, comprising:

• a) a liquid crystal TFT AMLCD display element having a front, viewing face and a rear face;
• b) a substantially transparent cover support plate resiliently affixed to said front, viewing face of said AMLCD display element and comprising a first mask and light decollimating means;
• c) a substantially transparent back support plate resiliently affixed to said rear face of said AMLCD display element and comprising a second mask;
• d) backlighting means having a front face for providing illumination to an AMLCD display element disposed proximate said back support plate;
• e) at least one of the group light optical collimator, light enhancing film, light lattice collimator and light diffuser disposed intermediate said front face of said backlighting means and said back support plate;
• and
• f) light decollimating means comprising at least one of the group screen, polarizer, mask disposed proximate said cover support plate.

A method for correcting luminance and chromaticity variations caused by non-uniformities in monolithic, or monolithic-like AMLCDs, having improved mechanical stiffness and controlled contrast, luminance and chromaticity across a wide range of view angles, and comprising a liquid crystal display element comprising pixels disposed in a two-dimensional array organized into rows and columns, each of said pixels comprising at least one sub-pixel, and support means comprising at least one from the group of cover plate and back plate affixed to and extending beyond said two-dimensional array of pixels, the steps comprising:

• a) providing a display comprising pixels, said pixels being adapted to modify transmitted light upon stimulation by respective pixel stimulation signals;
• b) mapping at least one region of said pixels, each of said pixels in said region having a similar effective T-V curve;
• c) determining a transfer function for said mapped region to change one of said effective T-V curves to a predetermined, reference effective T-V curve;
• and
• d) applying an inverse of said transfer function to said pixel stimulation signals so that said pixels in said region appear to exhibit said predetermined, reference effective T-V curve.

A method for correcting luminance and chromaticity variations caused by optical aberrations or non-uniformities in monolithic, or monolithic-like AMLCDs, having improved mechanical stiffness and controlled contrast, luminance and chromaticity across a wide range of view angles, and comprising a liquid crystal display element comprising pixels disposed in a two-dimensional array organized into rows and columns, each of said pixels comprising at least one sub-pixel, and support means comprising at least one from the group of cover plate and back plate affixed to and extending beyond said two-dimensional array of pixels, the steps comprising:

• a) identifying an optical aberration affecting sub-pixels, each of said sub-pixels having an effective T-V curve associated therewith;
• b) determining a transfer function for said affected sub-pixels to change one of said effective T-V curves to a predetermined, reference effective T-V curve;
• and
• c) applying an inverse of said transfer function to said affected sub-pixels so that each pixel appears to have substantially said predetermined, reference effective T-V curve.

A method for producing a monolithic, or monolithic-like AMLCD having substantially uniform luminance and chromaticity, and having improved mechanical stiffness and controlled contrast, luminance and chromaticity across a wide range of view angles, and comprising a liquid crystal display element comprising pixels disposed in a two-dimensional array organized into rows and columns, each of said pixels comprising at least one sub-pixel, and support means comprising at least one from the group of cover plate and back plate affixed to and extending beyond said two-dimensional array of pixels, the steps comprising:

• a) providing a display having an array of pixels, said pixels comprising sub-pixels, each of said sub-pixels comprising a liquid crystal cell having a respective effective T-V curve;
• b) providing driver means for presenting sub-pixel stimulation signals to said sub-pixels, said driver means comprising a plurality of driver chips, each of said plurality of driver chips being operatively connected to a predetermined group of said sub-pixels;
• c) modifying the effective T-V curve of said sub-pixels and associated driver chips in a predetermined manner;
• d) adjusting the luminance and chromaticity of sub-pixels between regions of non-uniformity of said display to a predetermined level;
• e) adjusting the luminance and chromaticity of said sub-pixels within regions of non-uniformity substantially to said predetermined grey scale excitation level.

A method for producing a monolithic, or monolithic-like AMLCD having substantially uniform luminance and chromaticity and having improved mechanical stiffness and controlled contrast, luminance and chromaticity across a wide range of view angles, and comprising a liquid crystal display element comprising pixels disposed in a two-dimensional array organized into rows and columns, each of said pixels comprising at least one sub-pixel, and support means comprising at least one from the group of cover plate and back plate affixed to and extending beyond said two-dimensional array of pixels, the steps comprising:

• a) providing a display comprising an array of pixels, said pixels comprising sub-pixels for transmitting a predetermined primary color upon application of a sub-pixel stimulation signal;
• b) adjusting luminance and chromaticity of a first set of said sub-pixels to a first, predetermined level;
• c) adjusting luminance and chromaticity of a second set of said sub-pixels to a second, predetermined level;
• and
• d) blending said first and said second predetermined levels to reduce differences in luminance and chromaticity below a predetermined perceptual threshold.