Document having an encoded data structure

Details Document having an encoded data structure Document having an encoded data structure

2007-06-26

2007-06-26

Frech, Karl D. (Department: 2876)

Registers

Records

Particular code pattern

C235S462010, C235S454000

Reexamination Certificate

active

11001144

ABSTRACT:
A printed document includes a data structure encoded on a surface of at least one page of the document, the data structure comprising a plurality of block data regions. Each block data region includes: an encoded data region containing data in encoded form; a plurality of clock mark structures located on mutually opposite sides of the encoded data region; and a target structure located adjacent the clock mark structure. Each of the block data regions further includes an orientation data structure indicative of an orientation of the data structure.

REFERENCES:
patent: 5825947 (1998-10-01), Sasaki et al.
patent: 6182901 (2001-02-01), Hechte et al.
patent: 6315200 (2001-11-01), Silverbrook et al.
patent: 891148587 (1989-08-01), None
Ohyama, S., Optical Sheet Memory System, Electronics and Communications in Japan, Part 2, vol. 75, No. 4, 1992.

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