首页> 外国专利> COMPRESSION UNIT, DECODER, METHOD FOR COMPRESSION AND DECODING, COMPUTER-READABLE MEDIUM HAVING STORED THEREON A COMPUTER PROGRAM AND A COMPRESSED REPRESENTATION OF PARAMETERS FOR ENHANCED CODING EFFICIENCY

COMPRESSION UNIT, DECODER, METHOD FOR COMPRESSION AND DECODING, COMPUTER-READABLE MEDIUM HAVING STORED THEREON A COMPUTER PROGRAM AND A COMPRESSED REPRESENTATION OF PARAMETERS FOR ENHANCED CODING EFFICIENCY

机译:压缩单元,解码器,压缩和解码方法,存储在计算机程序中的计算机可读介质以及用于提高编码效率的参数的压缩表示

摘要

The present invention is based on the finding that parameters including a first set of parameters of a representation of a first portion of an original signal (130a) and including a second set of parameters of a representation of a second portion of the original signal (130b) can be efficiently encoded, when the parameters are arranged in a first sequence of tuples (138) and in a second sequence of tuples (140), wherein the first sequence of tuples comprises tuples of parameters having two parameters from a single portion of the original signal (134a, 134b) and wherein the second sequence of tuples comprises tuples of parameters having one parameter from the first portion and one parameter from the second portion of the original signal (136a, 136b). An efficient encoding can be achieved using a bit estimator to estimate the number of necessary bits to encode the first and the second sequence of tuples, wherein only the sequence of tuples is encoded, that results in the lower number of bits.
机译:本发明基于以下发现:参数包括原始信号(130a)的第一部分的表示的第一组参数,并且包括原始信号(130b)的第二部分的表示的第二组参数。当参数以第一元组序列(138)和第二元组序列(140)排列时,参数可以有效地编码,其中第一元组序列包括具有两个参数的参数元组,其中两个参数来自原始信号(134a,134b),其中第二元组序列包括具有原始信号(136a,136b)的第一部分的一个参数和第二部分的一个参数的参数的元组。可以使用位估计器来估计对第一和第二元组序列进行编码所需的位数,从而实现高效编码,其中仅对元组序列进行编码,从而导致位数减少。

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