Pulse or digital communications – Bandwidth reduction or expansion – Television or motion video signal
Reexamination Certificate
2004-12-02
2009-12-01
Lee, Young (Department: 2621)
Pulse or digital communications
Bandwidth reduction or expansion
Television or motion video signal
Reexamination Certificate
active
07627036
ABSTRACT:
A motion vector detection device that detects a motion vector of an object block in an object frame with reference to a reference frame, including: a reference frame storing unit that stores a reference frame consisting of a predetermined number of reference blocks; an object block storing unit that stores an object block included in an object frame; a reference block storing unit that includes a detection area which stores reference blocks including a reference block corresponding to the object block, and a preparatory area; a writing unit that reads a reference block that is not stored in the detection area among reference blocks including a reference block corresponding to a succeeding object block, and writes the read reference block into the preparatory area; and a detection unit that detects the motion vector with reference to the reference block.
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patent: 6674798 (2004-01-01), Ishihara et al.
patent: 61-052756 (1986-03-01), None
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Japanese Office Action issued in Japanese Patent Application No. JP 2004-017674 dated on Nov. 25, 2008.
Kitamura Shinji
Takakura Kentaro
Lee Young
McDermott Will & Emery LLP
Panasonic Corporation
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