KR20090005083A - 순열 코드들로 벡터 양자화함에 있어서 디지털 신호들의 향상된 인코딩/디코딩 - Google Patents
순열 코드들로 벡터 양자화함에 있어서 디지털 신호들의 향상된 인코딩/디코딩 Download PDFInfo
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Abstract
Description
n | n! | Log2(n!) |
0 | 1 | 0 |
1 | 1 | 0 |
2 | 2 | 1 |
3 | 6 | 2.5849625 |
4 | 24 | 4.5849625 |
5 | 120 | 6.9068906 |
6 | 720 | 9.4918531 |
7 | 5040 | 12.299208 |
8 | 40320 | 15.299208 |
9 | 362880 | 18.469133 |
10 | 3628800 | 21.7910611 |
11 | 39916800 | 25.2504927 |
12 | 479001600 | 28.8354552 |
13 | 6227020800 | 32.535895 |
14 | 87178291200 | 36.3432499 |
15 | 1307674368000 | 40.2501405 |
16 | 20922789888000 | 44.2501405 |
n | log 2 (n!) | 2 j | r | log 2 r |
0 | 0 | 1 | 1 | 0 |
1 | 0 | 1 | 1 | 0 |
2 | 1.0000 | 2 | 1 | 0 |
3 | 2.5849625 | 2 | 3 | 1.5849625 |
4 | 4.5849625 | 8 | 3 | 1.5849625 |
5 | 6.9068906 | 8 | 15 | 3.9068906 |
6 | 9.4918531 | 16 | 45 | 5.4918531 |
7 | 12.299208 | 16 | 315 | 8.29920802 |
8 | 15.299208 | 128 | 315 | 8.29920802 |
9 | 18.469133 | 128 | 2835 | 11.469133 |
10 | 21.7910611 | 256 | 14175 | 13.7910611 |
11 | 25.2504927 | 256 | 155925 | 17.2504927 |
12 | 28.8354552 | 1024 | 467775 | 18.8354552 |
13 | 32.535895 | 1024 | 6081075 | 22.535895 |
14 | 36.3432499 | 2048 | 42567525 | 25.3432499 |
15 | 40.2501405 | 2048 | 638512875 | 29.2501405 |
16 | 44.2501405 | 32768 | 638512875 | 29.2501405 |
Claims (10)
- 조합 표현들(combinational expressions)의 계산을 포함하는 순열 코드들을 이용하여, 디지털 신호들을 인코딩/디코딩하는 방법으로서,상기 조합 표현들은, 소인수 거듭제곱 분해들(decompositions)에 의해 표현되며, 그리고 선택된 정수들의 분해들의 미리-기록된 표현들을 메모리 판독하는 것에 의해서 판별되며, 그리고상기 미리-기록된 표현들은, 지수들(exponents)을 대표하는 값들을 포함하며, 상기 선택된 정수들 각각에 대하여, 연속적인 소수들(successive prime numbers)을 대표하는 값들에 상관되어 각각 저장되는 것을 특징으로 하는 디지털 신호들을 인코딩/디코딩하는 방법.
- 제1항에 있어서,상기 조합 표현들은,정수들 l의 계승 값들 l!을 포함하며, 그리고 상기 미리-기록된 표현들은 계승 값들 l!의 분해들의 표현들을 적어도 포함하는 것을 특징으로 하는 디지털 신호들을 인코딩/디코딩하는 방법.
- 제1항에 있어서,선택된 정수의 상기 미리-기록된 표현은 어드레싱가능한 메모리에 저장되며, 그리고어드레싱 가능한 상기 메모리는, 상기 선택된 정수를 재구성하기 위하여, 각 소수들에 지정될 지수들의 연속(succession)을 제공하는 것을 특징으로 하는 디지털 신호들을 인코딩/디코딩하는 방법.
- 제3항에 있어서,선택된 정수의 상기 미리-기록된 표현은, 어드레스들의 연속이라는 형태로 저장되며, 이들 각각은 하나의 소수(prime number)에 대해, 선택된 상기 정수를 재구성하기 위하여, 상기 소수에 지정될 하나의 지수를 제공하는 것을 특징으로 하는 디지털 신호들을 인코딩/디코딩하는 방법.
- 제1항에 있어서,상기 미리-기록된 표현들은, 비트들의 연속적인 그룹들을 포함하는 워드들의 형태로 저장되며, 각각의 그룹은,- 소수(prime number)에 의존하는 가중치를 가지며, 그리고- 상기 소수에 관계되는 지수에 의존하는 값을 갖는 것을 특징으로 하는 디지털 신호들을 인코딩/디코딩하는 방법.
- 제5항에 있어서,상기 소인수 거듭제곱들은, 비트들의 가중치들과 잔여 비트들의 판독들에 따 른 연속적인 오프셋들로, 적어도 하나의 부분 마스크(partial mask)를 비트들의 워드에 연속적으로 적용함에 의해 판별되는 것을 특징으로 하는 디지털 신호들을 인코딩/디코딩하는 방법.
- 제2항에 있어서,상기 순열 코드들은 최대 n 차원을 가지며,상기 선택된 정수들은 적어도,- 1부터 최대 차원 n까지의 정수들,- 정수 0 의 계승값(factorial value),- 그리고, 바람직하게는, 1 부터 최대 차원 n까지의 정수들의 계승값들을 포함하는 것을 특징으로 하는 디지털 신호들을 인코딩/디코딩하는 방법.
- 제7항에 있어서,상기 선택된 정수들은 0 값을 또한 포함하는 것을 특징으로 하는 디지털 신호들을 인코딩/디코딩하는 방법.
- 컴퓨터 프로그램을 갖는 컴퓨터 판독가능한 저장매체로서,상기 컴퓨터 프로그램은, 순열 코드들을 이용하여 디지털 신호들을 인코딩/디코딩하기 위한 디바이스의 메모리에 저장되며, 제1항에 따른 방법의 각 단계들을 구현하기 위한 명령어들을 포함하는 것을 특징으로 하는 컴퓨터 판독가능한 저장매 체.
- 순열 코드들을 이용하여 디지털 신호를 인코딩/디코딩하는 디바이스로서,- 제9항에 따른 컴퓨터 프로그램의 명령어들을 저장하고 그리고 선택된 정수들의 분해들의 미리-기록된 표현들을 저장하기 위한 메모리 유닛과, 그리고- 제1항에 따른 방법을 구현하기 위해서 상기 메모리 유닛에 액세스하는 계산 모듈을 포함하는 것을 특징으로 하는 디지털 신호를 인코딩/디코딩하는 디바이스.
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FR0601435A FR2897742A1 (fr) | 2006-02-17 | 2006-02-17 | Codage/decodage perfectionnes de signaux numeriques, en particulier en quantification vectorielle avec codes a permutation |
FR0601435 | 2006-02-17 | ||
PCT/FR2007/050778 WO2007093730A2 (fr) | 2006-02-17 | 2007-02-13 | Codage/decodage perfectionnes de signaux numeriques, en particulier en quantification vectorielle avec codes a permutation |
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KR1020087022736A KR101368478B1 (ko) | 2006-02-17 | 2007-02-13 | 순열 코드들로 벡터 양자화함에 있어서 디지털 신호들의 향상된 인코딩/디코딩 |
KR1020087026302A KR101370019B1 (ko) | 2006-02-17 | 2007-02-13 | 순열 코드들로 벡터 양자화함에 있어서 디지털 신호들의 향상된 인코딩/디코딩 |
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KR1020087022736A KR101368478B1 (ko) | 2006-02-17 | 2007-02-13 | 순열 코드들로 벡터 양자화함에 있어서 디지털 신호들의 향상된 인코딩/디코딩 |
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EP (3) | EP2009800A3 (ko) |
JP (3) | JP4846809B2 (ko) |
KR (3) | KR101358070B1 (ko) |
CN (3) | CN101447792B (ko) |
BR (3) | BRPI0707839A2 (ko) |
FR (1) | FR2897742A1 (ko) |
MX (1) | MX2008010490A (ko) |
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CN101430881B (zh) * | 2008-11-10 | 2013-04-17 | 华为技术有限公司 | 一种编码、解码、编解码方法、编解码系统以及相关装置 |
US8700410B2 (en) * | 2009-06-18 | 2014-04-15 | Texas Instruments Incorporated | Method and system for lossless value-location encoding |
TW201209805A (en) * | 2010-07-06 | 2012-03-01 | Panasonic Corp | Device and method for efficiently encoding quantization parameters of spectral coefficient coding |
RU2497277C2 (ru) * | 2010-07-29 | 2013-10-27 | Российская Федерация, от имени которой выступает государственный заказчик-Государственная корпорация по атомной энергии "Росатом" | Способ сжатия двоичных данных в виде структурированных информационных блоков |
GB201320983D0 (en) * | 2013-11-28 | 2014-01-15 | Ibm | Data encoding in solid-state storage apparatus |
CN107004422B (zh) * | 2014-11-27 | 2020-08-25 | 日本电信电话株式会社 | 编码装置、解码装置、它们的方法及程序 |
SE543293C2 (en) | 2015-04-17 | 2020-11-17 | Kelicomp Ab | Improved compression of a file |
TWI581579B (zh) * | 2015-12-30 | 2017-05-01 | 義守大學 | 通訊接收裝置、其訊號接收方法、訊號處理方法及訊號傳送方法 |
CN105680992B (zh) * | 2016-01-26 | 2019-05-03 | 华中科技大学 | 一种通信信道编码方法及置换码集合产生器 |
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JPH0318820A (ja) * | 1989-06-15 | 1991-01-28 | Matsushita Electric Ind Co Ltd | アクティブマトリックスアレイの駆動方法 |
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RU2199826C2 (ru) * | 2000-09-25 | 2003-02-27 | Государственное унитарное предприятие Специализированный центр программных систем "Спектр" | Способ итеративного шифрования блоков цифровых данных |
RU2222868C2 (ru) * | 2001-12-26 | 2004-01-27 | Федеральное государственное унитарное предприятие "Научно-исследовательский институт "Вектор" | Способ итеративного шифрования блоков цифровых данных |
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