A method of recording content comprising the steps of : providing a content storage medium comprising a pre-recorded grating or hologram; and illuminating a pre-recorded grating or hologram with a single recording beam to record content in the grating or hologram. The recording beam may increase the diffraction efficiency of the pre-recorded grating or hologram. Alternatively, the recording beam may form a new grating or hologram in close proximity to a pre-recorded grating or hologram.
申请公布号
WO2009138973(A2)
申请公布日期
2009.11.19
申请号
WO2009IE00025
申请日期
2009.05.14
申请人
DUBLIN INSTITUTE OF TECHNOLOGY;MARTIN, SUZANNE;BADE, DENNIS;NAYDENOVA, IZABELA;TOAL, VINCENT
发明人
MARTIN, SUZANNE;BADE, DENNIS;NAYDENOVA, IZABELA;TOAL, VINCENT