Image processing apparatus

Details Image processing apparatus Image processing apparatus

1994-10-14

1999-08-03

Gregory, Bernard E.

Cryptography

Key management

Having particular key generator

380 4, 380 5, 380 9, 380 29, 380 37, 380 49, 380 54, H04N 7167, H04L 900, H04L 906

Patent

active

059334991

ABSTRACT:
An image processing apparatus separates input image data into low resolution image data and one or more auxiliary image data for interpolating the low resolution image data, and decrypts at least one of the separated auxiliary image data. The image processing apparatus also separates input image data into low resolution image data and at least one auxiliary image data for interpolating the low resolution image data and decodes the image data with at least one of the auxiliary image data being encrypted, and decrypts the encrypted auxiliary image data and synthesizes the low resolution image data with the auxiliary image data.

REFERENCES:
patent: 4602283 (1986-07-01), Corgnier et al.
patent: 4620224 (1986-10-01), Lee et al.
patent: 4633310 (1986-12-01), Gautier
patent: 4636851 (1987-01-01), Drury et al.
patent: 4673975 (1987-06-01), Inaba et al.
patent: 4731837 (1988-03-01), Gautier
patent: 4747138 (1988-05-01), Marie et al.
patent: 4908834 (1990-03-01), Wiedemer
patent: 5321748 (1994-06-01), Zeidler et al.
patent: 5506903 (1996-04-01), Yamashita
patent: 5682425 (1997-10-01), Enari

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