| 摘要 |
<p>1,039,197. Automatic character reading. SOLARTRON ELECTRIC GROUP Ltd. Aug. 24, 1962 [Aug. 28, 1961], No. 43630/64. Heading G4R. In a character recognition apparatus of the kind in which the character is scanned to obtain black and white signals, the character is scanned with a small aperture and a large aperture including the small one. Each aperture provides a light-density signal and that from the larger area is used to provide a dipping level to distinguish between black and white signals from the small area.</p> |
