发明名称 |
METHOD AND SYSTEM FOR DETECTING WEAK OR INVALID SIGNALS IN DATA STREAMS |
摘要 |
<p>There is provided a method for detecting signal conditions for Motion Picture Experts Group (MPEG) streams. Alternate-mode flags and valid frames within the MPEG streams are detected within a pre-defined search window. An indication that a valid signal is detected is output, when an alternate-mode flag and at least one valid frame are both detected within a same one of the predefined search window.</p> |
申请公布号 |
WO2005018230(A1) |
申请公布日期 |
2005.02.24 |
申请号 |
WO2004US09176 |
申请日期 |
2004.03.25 |
申请人 |
THOMSON LICENSING S.A.;LEE, JANGHWAN;WORRELL, CHARLES, WILLIAM |
发明人 |
LEE, JANGHWAN;WORRELL, CHARLES, WILLIAM |
分类号 |
H04N5/44;H04N5/783;H04N9/804;H04N17/00;H04N19/89;(IPC1-7):H04N5/76 |
主分类号 |
H04N5/44 |
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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