Image reading apparatus having a plurality of image sensors

Details Image reading apparatus having a plurality of image sensors Image reading apparatus having a plurality of image sensors

1981-08-18

1984-08-14

Nelms, David C.

Radiant energy

Photocells; circuits and apparatus

Optical or pre-photocell system

358294, 382 67, G06K 934, H04N 110

Patent

active

044659393

ABSTRACT:
An image reading apparatus utilizing two one-dimensional image sensors arranged to have mutually overlapping sensing fields. A common fixed target provided in the overlapping portion of the sensing fields is viewed by two sensors and is utilized for automatically compensating for the signals from the overlapping portion.

REFERENCES:
patent: 4200788 (1980-04-01), Agulnek
patent: 4249217 (1918-02-01), Korte et al.
patent: 4272756 (1981-06-01), Kakumoto et al.
patent: 4337394 (1982-06-01), Fukushima
patent: 4358794 (1982-11-01), Kurakami et al.
patent: 4370641 (1983-01-01), Kantor et al.

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