The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 02, 2019

Filed:

Nov. 01, 2016
Applicant:

Gurulogic Microsystems Oy, Turku, FI;

Inventors:

Kai Willner, Lempäälä, FI;

Ossi Kalevo, Akaa, FI;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H03M 7/34 (2006.01); H03M 7/40 (2006.01); H03M 7/30 (2006.01);
U.S. Cl.
CPC ...
H03M 7/4043 (2013.01); H03M 7/6005 (2013.01); H03M 7/6035 (2013.01);
Abstract

An encoder for encoding input data to generate corresponding encoded data is provided. The encoder () is operable to process a sequence of elements in the input data from a first element thereof to a last element thereof. The elements have corresponding symbols. The encoder is operable to compute probabilities of symbols present in the sequence, wherein the probabilities of the symbols are computed while disregarding those elements of the sequence that have already been encoded into the encoded data. Moreover, the probabilities of the symbols are adaptively changed as the sequence of elements is progressively encoded into the encoded data. Furthermore, information describing the probabilities is delivered; optionally, the probabilities of the symbols are accompanied with additional information indicating how the probabilities are adaptively changing. There is also provided a decoder for performing an inverse of encoding performed by the encoder.


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