Image scanner with a function of initiating scanning automatical

Details Image scanner with a function of initiating scanning automatical Image scanner with a function of initiating scanning automatical

1997-08-19

1999-05-04

Coles, Edward L.

Facsimile and static presentation processing

Facsimile

Picture signal generator

358475, 358474, H04N 104

Patent

active

059009500

ABSTRACT:
This relates to an image scanner with a function of initiating scanning automatically. In addition to the main light source, an independent light source is provided in an image scanner for supplying a specific light signal, and a corresponding sensing window is also provided for detecting the open/close status of the top cover by means of the existing CCD/CIS in the image scanner, and decide the scanning of the document automatically or not accordingly. The independent light source being provided can be lighted on continually or be flickering for cooperating with the sensing window for detecting the open/close status of the top cover.

REFERENCES:
patent: 4749872 (1988-06-01), Asada et al.
patent: 5541713 (1996-07-01), Takatsuki et al.
patent: 5673126 (1997-09-01), Ando
patent: 5682252 (1997-10-01), Ando
patent: 5778276 (1998-07-01), Hasegawa

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