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A novel digital method of generating a circle test pattern for television

 

作者: P.Lappalainen,   L.Ojala,  

 

期刊: Radio and Electronic Engineer  （IET Available online 1972）
卷期: Volume 42, issue 1  

页码: 21-27

 

年代: 1972

 

DOI:10.1049/ree.1972.0003

 

出版商: IERE

 

数据来源: IET

 

摘要:

Numerical computation of the coordinates of the circle points needed is based on simple incremental algorithms. The organization of the special-purpose computer is described. A major advantage over the analogue methods commonly used is the accuracy and the stability of the pattern.

 

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