发明名称 |
Transform coding and decoding of an extended definition video signal |
摘要 |
Device for coding and decoding an extended definition video (EDTV) signal. The EDTV signal is composed of a first series of picture lines with a compatible video signal and at least one second series of picture lines with a helper signal. The device for adding extra picture lines includes apparatus to the first and/or second series of picture lines. The extra picture lines may include a constant luminance signal, the reference. signal of PALplus picture line 623, or a duplicate of the most adjacent picture line from the PALplus signal. |
申请公布号 |
AU4272296(A) |
申请公布日期 |
1996.08.07 |
申请号 |
AU19960042722 |
申请日期 |
1996.01.09 |
申请人 |
PHILIPS ELECTRONICS N.V. |
发明人 |
WILHELMUS JACOBUS VAN GESTEL;LEENDERT TEUNIS ROZENDAAL |
分类号 |
H04N5/92;H04N5/926;H04N7/00;H04N7/015;H04N7/30;H04N9/804;H04N9/83;H04N9/87;H04N11/04 |
主分类号 |
H04N5/92 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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