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US Patent 7412003 Transcoders and methods

Patent 7412003 was granted and assigned to Texas Instruments on August, 2008 by the United States Patent and Trademark Office.

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Patent attributes

Current Assignee

Texas Instruments

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Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Patent Inventor Names

Felix C. Fernandes0

Date of Patent

August 12, 2008

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Patent Application Number

106669810

Date Filed

September 17, 2003

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Patent Citations Received

US Patent 12003758 Signaling of in-loop reshaping information using parameter sets

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US Patent 12096021 Signaling of in-loop reshaping information using parameter sets

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US Patent 12063362 Restrictions on adaptive-loop filtering parameter sets

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US Patent 12028535 Signaling and syntax for in-loop reshaping information

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US Patent 11930188 Reference region determination apparatus and program

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Patent Primary Examiner

Mehrdad Dastouri

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Patent abstract

Transcoding as from MPEG-2 SDTV to MPEG-4 CIF reuses motion vectors and downsamples in the frequency (DCT) domain with differing treatments of frame-DCT and field-DCT blocks, and alternatively uses de-interlacing IDCT with respect to the row dimension plus deferred column downsampling for reference frame blocks.

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