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HIGHLY-PARALLEL HIGH-BANDWIDTH OPTICAL HOLOGRAPHIC ANALOG-TO-DIGITAL CONVERTORS

Award Information
Agency: Department of Energy
Branch: N/A
Contract: N/A
Agency Tracking Number: 11707
Amount: $49,991.00
Phase: Phase I
Program: SBIR
Solicitation Topic Code: N/A
Solicitation Number: N/A
Timeline
Solicitation Year: N/A
Award Year: 1990
Award Start Date (Proposal Award Date): N/A
Award End Date (Contract End Date): N/A
Small Business Information
20600 Gramercy Pl #101
Torrance, CA 90501
United States
DUNS: N/A
HUBZone Owned: No
Woman Owned: No
Socially and Economically Disadvantaged: No
Principal Investigator
 () -
Business Contact
Phone: () -
Research Institution
N/A
Abstract

PHYSICAL OPTICS CORPORATION (POC) WILL DEMONSTRATE A NOVEL OPTICAL ANALOG-TO-DIGITAL (A/D) CONVERTOR BASED ON A HOLOGRAPHIC FABRY-PEROT RESONATOR. THE STRUCTURE CONTAINS AN OPTICAL ELECTRO-OPTIC MATERIAL WHICH IS EMBEDDED IN A HOLOGRAPHICALLY-MADE FABRY-PEROT RESONATOR AND A VOLUME DIFFUSER WHICH CONVERTS AN INCIDENT BEAM INTO A FAN BEAM WITH A PARTICULAR ANGULAR SPREAD. THE A/D CONVERSION IS ACHIEVED BY THE MODULATION OF THE OPTICAL PATH LENGTH (OR REFRACTIVE INDEX) OF A FABRY-PEROT RESONATOR. THE MODULATION DEPENDS ON THE STRENGTH OF THE ANALOG INPUT ELECTRIC VOLTAGE. FURTHERMORE, THE RESONATOR MIRRORS OF THEPROPOSED HOLOGRAPHIC FABRY-PEROT CAVITY ARE MADE IN A COHERENTLY COUPLED MANNER. THUS, THE FINESSE OF THE CAVITY CAN BE VERY HIGH. THE PROPOSED OPTICAL A/D CONVERTORHAS THE FOLLOWING UNIQUE CHARACTERISTICS, NOT ACHIEVABLE SIMULTANEOUSLY BY ANY OTHER STATE-OF-THE-ART TECHNOLOGIES: (1) HIGH DATA SAMPLING RATE (> 10 GHZ) IS POSSIBLE; (2) HIGHBIT CONVERSION RESOLUTION (> 10 BITS) IS AVAILABLE VIA THE HIGH-FINESSE HOLOGRAPHIC FABRY-PEROT RESONATOR; (3) NO OPTICAL OR ELECTRONIC THRESHOLD DEVICE IS REQUIRED; AND (4) PARALLEL A/D CONVERSION CHANNELS ARE ACHIEVABLE THROUGH A 2D ARRAY OF RESONATOR ELEMENTS.

* Information listed above is at the time of submission. *

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