Patent №
US 4,843,472
Granted
1989-06-27
Filed 1987
Owner
FUJI PHOTO FILM CO., LTD., NO. 210, NAKANUMA, MINAMI-ASHIGARA-SHI, KANAGAWA, JAPAN
Lab
—
AI components
1
vision
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
07129773
A processing apparatus emphasizes edges of a video signal which is applied thereto and non-linear relative to density or luminance levels adapted for the reproduction of a video signal. The processing apparatus includes a linear converter for converting the non-linear video signal into a linear video signal. The linear video signal is applied to an edge emphasizing unit to produce a linear edge-emphasized video signal. A non-linear converter is provided for applying non-linear processing to the linear edge-emphasized video signal, whereby a non-linear edge-emphasized video signal is achieved.
AI classification
Ownership
FUJI PHOTO FILM CO., LTD., NO. 210, NAKANUMA, MINAMI-ASHIGARA-SHI, KANAGAWA, JAPAN
assignment · 47990088
Assignors
SHINADA, TORU
On an employer assignment, the assignors are typically the inventors.