Electro-optical holographic display

An image display device having a multilayer structure, comprising:

• a processor layer including means, responsive to a series of two dimensional projections of an object and to wavefront interference information which is independent of the object data in the series of two dimensional projections of said object, for combining the two dimensional projections and the wavefront interference information once the series of two dimensional projections is provided thereto, said processor layer also including driving transistors for generating respective driving signals based upon the combination of the two dimensional projections and the wavefront interference information;
• an electro-optic material layer;
• and
• a plurality of layers disposed between said processor layer and said electro-optic material layer having through holes with connectors passing therethrough operably connecting the driving transistors of the processor layer to the electro-optic material layer such that the driving signals of the driving transistors create a diffraction grating within said electro-optic material layer based upon a combination of the two dimensional projections and the wavefront interference information to thereby provide a holographic image of an object from a number of positions relative to said electro-optic material layer.

An image display apparatus including:

• an array of very large scale integration (VLSI) semiconductor devices, each of said plurality of VLSI semiconductor devices including:
• a transparent cover layer;
• a second layer having electrodes thereon;
• a layer of electro-optic material disposed between said transparent cover layer and said second layer;
• a processor layer which includes drive electronics for creating driving signals which are applied to said electro-optic layer, and processing electronics, responsive to a series of two dimensional projections of an object and to wavefront interference information which is independent of the object data in the series of two dimensional projections of said object, for combining the two dimensional projections and the wavefront interference information once the series of two dimensional projections is provided thereto, said drive electronics responsive to said processing electronics for creating driving signals which create a diffraction grating in said electro-optic layer to thereby provide a holographic image of an object from a number of positions relative to said electro-optic material layer;
• wherein said electrodes of each of said VLSI devices supply signals to said electro-optic material thereof such that each of said electrodes has a corresponding through hole in the second layer and each of said electrodes faces outwardly towards a viewer of the device.

A device for rendering a holographic image, comprising:

• a display device;
• means for producing a series of two dimensional projections of an object to be rendered for a plane which is coincident with a plane of the display device;
• means for producing wavefront interference information, independent of the object data in the series of two dimensional projections of an object, relative to an intermediate plane located at a predetermined position relative to the display device;
• means, connected to the means for producing two dimensional projections, the means for producing wavefront interference information, and the display device, for combining said two dimensional projections and said wavefront interference information once the series of two dimensional projections of an object has been produced;
• and
• means, connected to the display device and the means for combining said two dimensional projections and said wavefront interference information, for creating a diffraction grating in said display device based upon a combination of the two dimensional projections and the wavefront interference information to thereby provide a holographic image of an object from a number of positions relative to said display device;
• wherein said means for creating a diffraction grating includes:
• means for generating an electrical signal based upon a combination of the two dimensional projections and the wavefront interference information;
• means for applying the generated electrical signal to a drive transistor located in a first layer of a multilayer display module;
• means for producing a drive signal by said drive transistor in response to the generated electrical signal;
• means for transmitting said drive signal through at least a second layer of said multilayer display module to a third layer of said multilayer display module which is an electrical contact layer;
• means for transmitting said drive signal from said third layer to an electrode connected to a fourth layer which is an electro-optic layer;
• and
• means for creating the diffraction grating in said electro-optic layer in response to said drive signal transmitted from said fourth layer.