Holographic Data Storage From Theory to Practical Systems

Preface.

List of Contributors.

1 Introduction (Kevin Curtis, Lisa Dhar and Liz Murphy).

1.1 The Road to Holographic Data Storage.

1.2 Holographic Data Storage.

1.3 Holographic Data Storage Markets.

1.4 Summary.

Acknowledgements.

References.

2 Introduction to Holographic Data Recording (William Wilson, Alan Hoskins, Mark Ayres, Adrian Hill and Kevin Curtis).

2.1 Introduction.

2.2 Brief History of Holography.

2.3 Holographic Basics.

2.4 Volume Holograms.

2.5 Multiplexing Techniques.

2.6 Address Space Limitations on Holographic Densities.

2.7 Summary.

References.

3 Drive Architectures (Kevin Curtis, Adrian Hill and Mark Ayres).

3.1 Introduction.

3.2 Collinear/Coaxial Architecture.

3.3 InPhase Architecture.

3.4 Monocular Architecture.

Acknowledgements.

References.

4 Drive Components (Kevin Curtis and Brad Sissom).

4.1 Introduction.

4.2 Laser.

4.3 SLM.

4.4 Image Sensor.

4.5 Beam Scanners.

4.6 Isoplanatic Lenses.

4.7 Polytopic Filter.

Acknowledgements.

References.

5 Materials for Holography (Kevin Curtis, Lisa Dhar and William Wilson).

5.1 Introduction.

5.2 Requirements for Materials for HDS.

5.3 Candidate Material Systems.

5.4 Summary.

References.

6 Photopolymer Recording Materials (Fred Askham and Lisa Dhar).

6.1 Introduction to Photopolymers.

6.2 Photopolymer Design.

6.3 Holographic Recording in Photopolymers.

6.4 Rewritable.

References.

7 Media Manufacturing (David Michaels and Lisa Dhar).

7.1 Introduction.

7.2 Tapestry Media Overview.

7.3 Media Manufacturing Process.

7.4 Specifications for the Tapestry Media.

7.5 Manufacturing of Higher Performance Tapestry Media.

Acknowledgements.

References.

8 Media Testing (Kevin Curtis, Lisa Dhar, Alan Hoskins, Mark Ayres and Edeline Fotheringham).

8.1 Introduction.

8.2 Plane Wave Material Testing.

8.3 Bulk Index Measurements.

8.4 Scatter Tester.

8.5 Spectrophotometers/Spectrometers.

8.6 Scanning Index Microscope.

8.7 Interferometers.

8.8 Research Edge Wedge Tester.

8.9 Defect Detection.

8.10 Digital Testing of Media Properties.

8.11 Accelerated Lifetime Testing.

Acknowledgements.

References.

9 Tapestry Drive Implementation (Kevin Curtis, Ken Anderson, Adrian Hill and Aaron Wegner).

9.1 Introduction.

9.2 Optical Implementation.

9.3 Mechanical Implementation.

9.4 Electronics and Firmware.

9.5 Basic Build Process.

9.6 Defect Detection.

9.7 Read and Write Transfer Rate Models.

9.8 Summary.

Acknowledgements.

References.

10 Data Channel Modeling (Lakshmi Ramamoorthy, V. K. Vijaya Kumar, Alan Hoskins and Kevin Curtis).

10.1 Introduction.

10.2 Physical Model.

10.3 Channel Identification.

10.4 Simple Channel Models.

Acknowledgements.

References.

11 Data Channel (Adrian Hill, Mark Ayres, Kevin Curtis and Tod Earhart).

11.1 Overview.

11.2 Data Page Formatting.

11.3 Data Channel Metrics.

11.4 Oversampled Detection.

11.5 Page Level Error Correction.

11.6 Fixed-Point Simulation of Data Channel.

11.7 Logical Format.

Acknowledgements.

References.

12 Future Data Channel Research (Mark Ayres and Kevin Curtis).

12.1 Introduction.

12.2 Homodyne Detection.

12.3 Phase Quadrature Holographic Multiplexing.

12.4 Other Research Directions.

Acknowledgements.

References.

13 Writing Strategies and Disk Formatting (Kevin Curtis, Edeline Fotheringham and Paul Smith).

13.1 Introduction.

13.2 Media Consumption.

13.3 Scheduling and Write Pre-compensation.

13.4 Media Formatting.

Acknowledgements.

References.

14 Servo and Drive Control (Alan Hoskins, Mark Ayres and Kevin Curtis).

14.1 Introduction.

14.2 Holographic System Tolerances.

14.3 Algorithms.

14.4 Drive Controls.

Acknowledgements.

References.

15 Holographic Read Only Memories (Ernest Chuang and Kevin Curtis).

15.1 Introduction.

15.2 System Design Considerations.

15.3 Reader Design.

15.4 Media Design.

15.5 Two-Step Mastering.

15.6 Mastering and Replicating Disk Media.

15.7 Sub-mastering System.

15.8 Mastering System.

15.9 Replicating System.

15.10 Margin Tester System.

15.11 Experimental Results.

15.12 Asymmetric Phase Conjugation.

15.13 Non Fourier Plane Polytopic Filter Designs.

15.14 Cost Estimates.

15.15 Product Roadmap.

15.16 Summary and Future Improvements.

Acknowledgements.

References.

16 Future Developments (Kevin Curtis, Lisa Dhar, Liz Murphy and Adrian Hill).

16.1 Technology Evolution.

16.2 New Applications.

16.3 Summary.

References.

Index.

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