INTEGRATED CONTROL ELECTRONICS (ICE) FOR A HOLOGRAPHIC STORAGE SYSTEM
First Claim
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1. Integrated control electronics for a holographic storage system comprising:
- a Command Sequencer for receiving commands from a system interface;
a Write Control Logic for encoding write data into a data beam;
a Page Control Logic for controlling a beam steering device for directing a reference beam; and
an Optical Sensor Array Interface for sending control signals to an optical sensor array.
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Abstract
Integrated control electronics for a holographic storage system that is adapted for controlling read/write logic in a holographic storage device. The control electronics may control beam steering devices, SLM devices, shutters, optical sensor arrays and lasers.
68 Citations
20 Claims
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1. Integrated control electronics for a holographic storage system comprising:
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a Command Sequencer for receiving commands from a system interface; a Write Control Logic for encoding write data into a data beam; a Page Control Logic for controlling a beam steering device for directing a reference beam; and an Optical Sensor Array Interface for sending control signals to an optical sensor array. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A method for using integrated control electronics in a holographic storage system comprising the steps of:
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receiving commands via a system interface at a command sequencer; operating a beam steering device using Page Control Logic; operating a spatial light modulator using Write Control Logic; operating an Optical Sensor Array Interface for sending control signals to an optical sensor array; and wherein data is written to and read from a photorefractive crystal using the steps of operating the beam steering device;
operating the spatial light modulator and operating the optical sensor array. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19)
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20. Integrated control electronics for a holographic storage system comprising:
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a field programmable gate array is adapted for providing Write Control Logic for encoding write data into a data beam; wherein the field programmable gate array is programmed to provide a Command Sequencer for receiving commands from a system interface; wherein the field programmable gate array is programmed to provide Write Control Logic for encoding write data into a data beam; wherein the field programmable gate array is programmed to provide Page Control Logic for controlling a beam steering device for directing a reference beam; and wherein the field programmable gate array is programmed to provide an Optical Sensor Array Interface for sending control signals to an optical sensor array.
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Specification