KR100926381B1 - Golomb-rice 코딩을 사용한 dct 압축 - Google Patents
Golomb-rice 코딩을 사용한 dct 압축 Download PDFInfo
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- KR100926381B1 KR100926381B1 KR1020037017099A KR20037017099A KR100926381B1 KR 100926381 B1 KR100926381 B1 KR 100926381B1 KR 1020037017099 A KR1020037017099 A KR 1020037017099A KR 20037017099 A KR20037017099 A KR 20037017099A KR 100926381 B1 KR100926381 B1 KR 100926381B1
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Abstract
Description
Claims (30)
- 양자화된(quantized) 주파수로 표현된 데이터- 상기 데이터는 제로(zero) 및 비제로(non-zero) 데이터를 포함함 -를 인코딩하는 방법으로서,제로 데이터에 대해,제로 런(run)-길이(n)를 결정하는 단계;상기 제로 런-길이 및 상기 Golomb 파라미터의 함수로서 몫(Q)을 인코딩하는 단계;상기 제로 런-길이, 상기 Golomb 파라미터 및 상기 몫의 함수로서 나머지(R)를 인코딩하는 단계; 및상기 인코딩된 몫 및 상기 인코딩된 나머지를 연결하는(concatenate) 단계를 포함하고,비제로 데이터에 대해,상기 비제로 데이터의 값 및 상기 비제로 데이터의 부호의 함수로서 상기 비제로 데이터를 인코딩하는 단계를 포함하는, 양자화된 주파수로 표현된 데이터를 인코딩하는 방법.
- 양자화된 주파수로 표현된 데이터- 상기 데이터는 제로 및 비제로 데이터를 포함함 -를 인코딩하는 장치로서,제로 데이터에 대해,제로 런-길이(n)를 결정하는 수단;상기 제로 런-길이 및 상기 Golomb 파라미터의 함수로서 몫(Q)을 인코딩하는 수단;상기 제로 런-길이, 상기 Golomb 파라미터 및 상기 몫의 함수로서 나머지(R)를 인코딩하는 수단; 및상기 인코딩된 몫 및 상기 인코딩된 나머지를 연결하는 수단을 포함하고,비제로 데이터에 대해,상기 비제로 데이터의 값 및 상기 비제로 데이터의 부호의 함수로서 상기 비제로 데이터를 인코딩하는 수단을 포함하는, 양자화된 주파수로 표현된 데이터를 인코딩하는 장치.
- 제5항에 있어서,상기 제로 런-길이, 비제로 데이터의 진폭 값, 및 상기 제로 런-길이 및 상기 비제로 데이터의 진폭 값이 각각 발생하는 해당 회수를 카운팅하는 수단을 더 포함하는, 양자화된 주파수로 표현된 데이터를 인코딩하는 장치.
- 양자화된 주파수로 표현된 데이터- 상기 데이터는 제로 및 비제로 데이터를 포함함 -를 인코딩하는 장치로서,제로 데이터에 대해,제로 런-길이(n)를 결정하도록 구성된 제 1 결정기;상기 제로 런-길이 및 상기 Golomb 파라미터의 함수로서 몫(Q)을 인코딩하고, 상기 제로 런-길이, 상기 Golomb 파라미터 및 상기 몫의 함수로서 나머지(R)를 인코딩하도록 구성되며, 비제로 데이터에 대해서는 상기 비제로 데이터의 값 및 상기 비제로 데이터의 부호의 함수로서 상기 비제로 데이터를 인코딩하도록 구성된 인코더; 및상기 인코딩된 몫과 상기 인코딩된 나머지를 연결하도록 구성된 연결 기를 포함하는, 양자화된 주파수로 표현된 데이터를 인코딩하는 장치.
- 제10항에 있어서,상기 제로 런-길이, 비제로 데이터의 진폭 값, 및 상기 제로 런-길이 및 상기 비제로 데이터의 진폭 값이 각각 발생하는 해당 회수를 카운팅하는 수단을 더 포함하는, 양자화된 주파수로 표현된 데이터를 인코딩하는 장치.
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US09/895,618 US6735254B2 (en) | 2001-06-29 | 2001-06-29 | DCT compression using Golomb-Rice coding |
US09/895,618 | 2001-06-29 | ||
PCT/US2002/019407 WO2003003738A2 (en) | 2001-06-29 | 2002-06-17 | Dct compression using golomb-rice coding |
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KR1020097007306A KR100944282B1 (ko) | 2001-06-29 | 2002-06-17 | Golomb-rice 코딩을 사용한 dct 압축 |
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EP (2) | EP1407603B1 (ko) |
JP (1) | JP4113114B2 (ko) |
KR (2) | KR100926381B1 (ko) |
CN (3) | CN100518295C (ko) |
BR (1) | BR0210582A (ko) |
CA (1) | CA2451604C (ko) |
HK (2) | HK1095003A1 (ko) |
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SG157954A1 (en) | 2010-01-29 |
JP2004531995A (ja) | 2004-10-14 |
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CN100518295C (zh) | 2009-07-22 |
KR100944282B1 (ko) | 2010-02-24 |
HK1068200A1 (en) | 2005-04-22 |
SG170613A1 (en) | 2011-05-30 |
JP4113114B2 (ja) | 2008-07-09 |
KR20090042872A (ko) | 2009-04-30 |
US7782960B2 (en) | 2010-08-24 |
KR20040018400A (ko) | 2004-03-03 |
HK1095003A1 (en) | 2007-04-20 |
US7031390B2 (en) | 2006-04-18 |
EP1407603A4 (en) | 2010-06-02 |
CN1893659A (zh) | 2007-01-10 |
CN101588502A (zh) | 2009-11-25 |
BR0210582A (pt) | 2004-10-05 |
MXPA03012053A (es) | 2004-06-03 |
US20040184545A1 (en) | 2004-09-23 |
US20100322307A1 (en) | 2010-12-23 |
US6735254B2 (en) | 2004-05-11 |
EP1407603B1 (en) | 2013-01-09 |
CN100518326C (zh) | 2009-07-22 |
US20130170748A1 (en) | 2013-07-04 |
CN101588502B (zh) | 2013-04-24 |
CA2451604A1 (en) | 2003-01-09 |
WO2003003738A2 (en) | 2003-01-09 |
EP2509308A1 (en) | 2012-10-10 |
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