Information recording medium
First Claim
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1. An information recording medium comprising:
- a sheet-shaped medium; and
a dot pattern recorded on at least one surface of said sheet-shaped medium and optically readable, said dot pattern including a block group having a plurality of blocks arranged in matrix, and each of the blocks having both a data dot pattern formed of a plurality of dots arranged in accordance with a content of data and a block address pattern arranged in a predetermined position in relation to the data dot pattern and representing an address of said each of the blocks of the block group,wherein said dot pattern includes same blocks overlapped in a scanning direction.
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Abstract
An information recording medium includes a dot pattern recorded thereon and optically readable, and the dot pattern is formed of a group of blocks arranged in matrix. Each of the blocks has both a data dot pattern constituted of a plurality of dots arranged in accordance with the content of data and a block address pattern representing an address of the block arranged in a predetermined position in relation to the data dot pattern. The dot pattern is formed such that the same blocks in predetermined areas of the block group are overlapped in the scanning direction.
99 Citations
35 Claims
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1. An information recording medium comprising:
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a sheet-shaped medium; and a dot pattern recorded on at least one surface of said sheet-shaped medium and optically readable, said dot pattern including a block group having a plurality of blocks arranged in matrix, and each of the blocks having both a data dot pattern formed of a plurality of dots arranged in accordance with a content of data and a block address pattern arranged in a predetermined position in relation to the data dot pattern and representing an address of said each of the blocks of the block group, wherein said dot pattern includes same blocks overlapped in a scanning direction. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35)
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Specification