Polarization holographic data storage using azobenzene polyester as storage material

Proceedings of SPIE - The International Society for Optical Engineering

Volumn 4991, Issue , 2003, Pages 34-44

  Lorincz, E ^a   Szarvas, G ^b   Koppa, P ^a   Ujhelyi, F ^a   Erdei, G ^b   Suto A ^b   Varhegyi P ^a   Sajti, Sz ^a   Kerekes, A ^a   Ujvari T ^a   Ramanujam, P S ^c  

^a BUDAPEST UNIVERSITY OF TECHNOLOGY AND ECONOMICS   (Hungary)

^b Graphisoft Park   (Hungary)

^c TECHNICAL UNIVERSITY OF DENMARK   (Denmark)

Author keywords

Azobenzene polyester; Encryption; Holographic memory; Optical card; Polarization holography

Indexed keywords

ANISOTROPY; AROMATIC COMPOUNDS; COMPUTER SIMULATION; CRYPTOGRAPHY; HOLOGRAPHY; LIGHT POLARIZATION; POLYESTERS; SMART CARDS;

HOLOGRAPHIC MEMORY; HOLOGRAPHIC OPTICAL CARD SYSTEMS;

OPTICAL DATA STORAGE;

EID: 0242524627     PISSN: 0277786X     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1117/12.479454     Document Type: Conference Paper

References (21)

1. R. Hagen, Th. Bieringer, "Photoaddressable polymers for optical data storage", Adv. Mater. 13, pp. 1805-1810, 2001.
2. P.S. Ramanujam, S. Hvilsted, F. Ujhelyi, P. Koppa, E. Lorincz, G. Szarvas, "Physics and technology of optical storage in polymer thin films", Synthetic Metals, 124, pp. 145-150, 2001.
3. L. Nikolova, T. Todorov, "Diffraction efficiency and selectivity of polarization holographic recording", Optica Acta, 31, pp. 579-588, 1984.
4. E. Lorincz, F. Ujhelyi, A. Süto, G. Szarvas, P. Koppa, G. Erdei, S. Hvilsted, P.S. Ramanujam, P.I. Richter. "Rewritable holographic memory card system", in Optical Data Storage 2000, Dougles G. Stinson, Ryuichi Katayama, Editors, Proc. of SPIE 4090, pp. 185-190, 2000.
5. E. Lorincz, F. Ujhelyi, P. Koppa, A. Kerekes, G. Szarvas, G. Erdei, J. Fodor, Sz. Mike, A. Süto. P. Várhegyi, P.S. Ramanujam, S. Hvilsted, "Read/write demonstrator of rewritable holographic memory card system", in Optical Data Storage 2001, Terril Hurst, Seiji Kobayashi, Editors, Proc. of SPIE 4342, pp. 566-573, 2001.
6. L. Nedelchev, A. Matharu, L. Nikolova, S. Hvilsted, P. S. Ramanujam, "Propagation of Polarized Light Through Azobenzene Polyester Film", Mol. Cryst. Liq. Cryst. 375, pp. 563-575, 2002.
7. P.S.Ramanujam, C. Holme, S. Hvilsted, M. Pedersen, F. Andruzzi, M. Paci, E.L. Tassi, P. Magagnini, U. Hoffman, I. Zebger and H.W. Siesler, "Side-chain Liquid Crystalline Polyesters for Optical Information Storage", Polymers for Advanced Technologies, 7. pp. 768-776, 1996.
8. Sh. D. Kakichashvili, "Method for phase polarization recording of holograms", Sov. J. Quant. Electron, 4, pp. 795-798, 1974.
9. Z. Sekkat, M. Dumont, "Photoinduced orientation of azo dyes in polymeric films - characterization of molecular angular mobility", Synth. Met. 54 (1-3), pp. 373-381, 1993.
10. T. G. Pedersen, P. M. Johansen, et al., "Theoretical model of photoinduced anisotropy in liquid-crystalline azobenzene side-chain polyesters", J. Opt. Soc. Amer. B 15, pp. 1120-1129, 1998.
11. Sh. D. Kakichashvili, "Regularity in photoanisotropic phenomena", Opt. Spectrosc. 52, 191-194, 1982.
12. T. Huang, K. H. Wagner, "Effect of Saturation on Diffraction from Dynamic Photoanisotropic Organic Materials", Proc. of SPIE, 1774, pp. 160-168, 1992.
13. Sz. Sajti, Á. Kerekes, M. Barabás, E. Lorincz, S. Hvilsted, P.S. Ramanujam, "Simulation of erasure of photoinduced anisotropy by circularly polarized light", Optics Comm. 194, pp. 435-442, 2001.
14. Á. Kerekes, Sz. Sajti, E. Lorincz, S. Hvilsted, P. S. Ramanujam, "Rewritable azobenzene polyester for polarization holographic data storage ", in Holography 2000, Tung H. Jeong, Werner K. Sobotka, Editors, Proc. of SPIE Vol. 4149, pp. 324-331, 2000.
15. P. Várhegyi, Á. Kerekes, Sz. Sajti, F. Ujhelyi, P. Koppa, G. Szarvas, P.S. Ramanujam, E. Lorincz, "Saturation effect in azobenzene polymers used for polarization holography", accepted for publication to Applied Physics B in 2002.
16. Sz. Sajti, Á. Kerekes, E. Lorincz, P.S. Ramanujam, "Response function for the characterization of photo-induced anisotropy in azobenzene containing polymers", Applied Physics B. 75, pp. 677-685, 2002.
17. L. Nikolova, T. Todorov, "Diffraction efficiency and selectivity of polarization holographic recording", Optica Acta 31, pp. 579-588, 1984.
18. G. W. Burr, B. Marcus, "Coding tradeoffs for high-density holographic data storage", in Advanced Optical Data Storage: Materials, Systems, and Interfaces to Computers, P. A. Mitkas; Z. U. Hasan; H. J. Coufal; G. T. Sincerbox; Eds, Proc. SPIE Vol. 3802, p. 18-29, 1999.
19. A. Süto, G. Szarvas, F. Ujhelyi, "Data recovery algorithm for page-organized high-density holographic memory card RW system", Optical Holography and its Applications, International Conference, 28 September- 2 October 2000, Kiev, Ukraine.
20. T. Ujvári, P. Koppa, E. Lorincz, G. Szarvas and P. Richter, "Phase Coded Recording in Polarization Holograms for Data Multiplexing and Encryption", in Holography 2000, Tung H. Jeong, Werner K. Sobotka, Editors, Proc. of SPIE Vol. 4149, pp. 342-352, 2000
21. T. Ujvári, P. Koppa, P. Várhegyi, E. Lórincz, F. Ujhelyi, G. Szarvas, M. Lovász, P. Richter, "Secure holographic data storage in thin polymer films", submitted for publication to Opt. Comm.