Entropy coding

US8947273B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-8947273-B2
Application numberUS-201414230183-A
CountryUS
Kind codeB2
Filing dateMar 31, 2014
Priority dateOct 6, 2011
Publication dateFeb 3, 2015
Grant dateFeb 3, 2015

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Abstract

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An encoder for encoding a sequence of symbols is described which has an assigner configured to assign a number of parameters to each symbol of the sequence of symbols based on information contained within previous symbols of the sequence of symbols; a plurality of entropy encoders each of which is configured to convert the symbols forwarded to the respective entropy encoder into a respective bitstream; and a selector configured to forward each symbol to a selected one of the plurality of entropy encoders, the selection depending on the number of parameters assigned to the respective symbol.

First claim

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The invention claimed is: 1. An encoder for encoding a sequence of symbols, comprising an assigner configured to assign a number of parameters to each symbol of the sequence of symbols based on information comprised within previous symbols of the sequence of symbols; a plurality of entropy encoders each of which is configured to convert the symbols forwarded to the respective entropy encoder into a respective bitstream; and a selector configured to forward each symbol to a sel…

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What does patent US8947273B2 cover?
An encoder for encoding a sequence of symbols is described which has an assigner configured to assign a number of parameters to each symbol of the sequence of symbols based on information contained within previous symbols of the sequence of symbols; a plurality of entropy encoders each of which is configured to convert the symbols forwarded to the respective entropy encoder into a respective bi…
Who is the assignee on this patent?
Fraunhofer Ges Forschung
What technology area does this patent fall under?
Primary CPC classification H03M7/40. Mapped technology areas include Electricity.
When was this patent published?
Publication date Tue Feb 03 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).