Television – Format conversion – Line doublers type
Patent
1992-07-16
1994-08-30
Powell, Mark R.
Television
Format conversion
Line doublers type
348474, H04N 701, H04N 708
Patent
active
053432487
ABSTRACT:
An interlace-system moving image can be prevented from being blurred when a scene is changed. A frame header is provided at the top of data of one frame formed of two fields and a field flag is recorded in the frame header. The field flag is used to identify whether the frame is started with an odd field or with an even field.
REFERENCES:
patent: 4608602 (1986-08-01), Grantham
patent: 4641188 (1987-02-01), Dischert
patent: 4956708 (1990-09-01), Itagaki
patent: 4992853 (1991-02-01), Cavallerano
patent: 5121205 (1992-06-01), Ng et al.
patent: 5175618 (1992-12-01), Ueda et al.
Frommer William S.
Murrell Jeffrey S.
Powell Mark R.
Sinderbrand Alvin
Sony Corporation
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