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Video encoding method and apparatus and video decoding method and apparatusUSPTO Application #: 20070147509Title: Video encoding method and apparatus and video decoding method and apparatus Abstract: A video encoding method includes extracting at least one reference macroblock from each of a plurality of reference frames to generate a plurality of reference macroblocks, computing a linear sum of the reference macroblocks using weighting factors to generate a predictive macroblock, generating a motion vector between the video macroblock and the reference macroblock corresponding to the predictive macroblock, generating a prediction error signal between the predictive macroblock and the video macroblock, and encoding the prediction error signal, a first index indicating the plurality of reference frames, a second index indicating the weighting factors and the motion vector. (end of abstract)
USPTO Applicaton #: 20070147509 - Class: 375240160 (USPTO) Related Patent Categories: Pulse Or Digital Communications, Bandwidth Reduction Or Expansion, Television Or Motion Video Signal, Predictive, Motion Vector
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