TW315572B - - Google Patents
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- Publication number
- TW315572B TW315572B TW84113151A TW84113151A TW315572B TW 315572 B TW315572 B TW 315572B TW 84113151 A TW84113151 A TW 84113151A TW 84113151 A TW84113151 A TW 84113151A TW 315572 B TW315572 B TW 315572B
- Authority
- TW
- Taiwan
- Prior art keywords
- code
- length
- decoding
- variable
- decoder
- Prior art date
Links
- 230000015654 memory Effects 0.000 claims description 47
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 230000009471 action Effects 0.000 claims description 9
- 238000003860 storage Methods 0.000 claims description 9
- 238000004364 calculation method Methods 0.000 claims description 4
- PCTMTFRHKVHKIS-BMFZQQSSSA-N (1s,3r,4e,6e,8e,10e,12e,14e,16e,18s,19r,20r,21s,25r,27r,30r,31r,33s,35r,37s,38r)-3-[(2r,3s,4s,5s,6r)-4-amino-3,5-dihydroxy-6-methyloxan-2-yl]oxy-19,25,27,30,31,33,35,37-octahydroxy-18,20,21-trimethyl-23-oxo-22,39-dioxabicyclo[33.3.1]nonatriaconta-4,6,8,10 Chemical compound C1C=C2C[C@@H](OS(O)(=O)=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2.O[C@H]1[C@@H](N)[C@H](O)[C@@H](C)O[C@H]1O[C@H]1/C=C/C=C/C=C/C=C/C=C/C=C/C=C/[C@H](C)[C@@H](O)[C@@H](C)[C@H](C)OC(=O)C[C@H](O)C[C@H](O)CC[C@@H](O)[C@H](O)C[C@H](O)C[C@](O)(C[C@H](O)[C@H]2C(O)=O)O[C@H]2C1 PCTMTFRHKVHKIS-BMFZQQSSSA-N 0.000 claims 1
- 238000000034 method Methods 0.000 description 28
- 230000008569 process Effects 0.000 description 21
- 238000010586 diagram Methods 0.000 description 12
- 230000007246 mechanism Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 238000013139 quantization Methods 0.000 description 3
- 230000002776 aggregation Effects 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/40—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code
- H03M7/42—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory
- H03M7/425—Conversion to or from variable length codes, e.g. Shannon-Fano code, Huffman code, Morse code using table look-up for the coding or decoding process, e.g. using read-only memory for the decoding process only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
- H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
- H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Image Processing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP31019394A JP3279852B2 (ja) | 1994-12-14 | 1994-12-14 | 信号復号装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW315572B true TW315572B (https=) | 1997-09-11 |
Family
ID=18002295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW84113151A TW315572B (https=) | 1994-12-14 | 1995-12-09 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5675331A (https=) |
| JP (1) | JP3279852B2 (https=) |
| KR (1) | KR100401087B1 (https=) |
| TW (1) | TW315572B (https=) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR0178201B1 (ko) * | 1995-08-31 | 1999-05-01 | 배순훈 | 가변 길이 복호화 장치 |
| US5870039A (en) * | 1996-06-19 | 1999-02-09 | Matsushita Electric Industrial Co., Ltd. | Code converter, variable length code decoder, and associated methods |
| US6011498A (en) * | 1996-12-20 | 2000-01-04 | Philips Electronics North America Corporation | Dual-speed variable length decoding architecture for MPEG-2 video data |
| US6215822B1 (en) * | 1997-12-30 | 2001-04-10 | Sony Corporation | Motion compensated digital video decoding and buffer memory addressing therefor |
| EP1099310A4 (en) * | 1998-06-25 | 2005-12-21 | Equator Technologies Inc | PROCESSING CIRCUIT AND VARIABLE LENGTH ENCODING / DECODING METHOD |
| JP4427827B2 (ja) * | 1998-07-15 | 2010-03-10 | ソニー株式会社 | データ処理方法、データ処理装置及び記録媒体 |
| JP2000059234A (ja) * | 1998-08-10 | 2000-02-25 | Mitsubishi Electric Corp | 可変長符号処理装置 |
| US6636222B1 (en) * | 1999-11-09 | 2003-10-21 | Broadcom Corporation | Video and graphics system with an MPEG video decoder for concurrent multi-row decoding |
| US6775414B1 (en) * | 1999-11-19 | 2004-08-10 | Ati International Srl | Variable-length code decoder |
| US6771196B2 (en) * | 1999-12-14 | 2004-08-03 | Broadcom Corporation | Programmable variable-length decoder |
| US7253917B2 (en) * | 2001-06-11 | 2007-08-07 | Canon Kabushiki Kaisha | Image processing apparatus and its control method, computer program, and storage medium |
| CN1245839C (zh) * | 2001-07-04 | 2006-03-15 | 矽统科技股份有限公司 | 分散式视频数据流解码方法 |
| DE10133934A1 (de) * | 2001-07-12 | 2003-01-30 | Infineon Technologies Ag | Kodiereinrichtung und Dekodiereinrichtung |
| US7075462B2 (en) * | 2002-08-07 | 2006-07-11 | Lsi Logic Corporation | Speeding up variable length code decoding on general purpose processors |
| US6674376B1 (en) | 2002-09-13 | 2004-01-06 | Morpho Technologies | Programmable variable length decoder circuit and method |
| US6707397B1 (en) * | 2002-10-24 | 2004-03-16 | Apple Computer, Inc. | Methods and apparatus for variable length codeword concatenation |
| US6707398B1 (en) * | 2002-10-24 | 2004-03-16 | Apple Computer, Inc. | Methods and apparatuses for packing bitstreams |
| US6867715B2 (en) * | 2003-06-25 | 2005-03-15 | Broadcom Corporation | System, method, and apparatus for variable length decoder |
| US7349428B2 (en) * | 2003-06-30 | 2008-03-25 | Broadcom Corporation | Data alignment of the packetized elementary streams in the coded data buffer for dual decode |
| EP1880471A4 (en) * | 2005-05-13 | 2011-12-28 | Qualcomm Inc | METHOD AND DEVICE FOR IMPROVED MULTIMEDIA DECODER |
| JP4902854B2 (ja) * | 2006-09-12 | 2012-03-21 | パナソニック株式会社 | 動画像復号化装置、動画像復号化方法、動画像復号化プログラム、動画像符号化装置、動画像符号化方法、動画像符号化プログラム、及び動画像符号化復号化装置 |
| US8250618B2 (en) * | 2006-09-18 | 2012-08-21 | Elemental Technologies, Inc. | Real-time network adaptive digital video encoding/decoding |
| US8184715B1 (en) | 2007-08-09 | 2012-05-22 | Elemental Technologies, Inc. | Method for efficiently executing video encoding operations on stream processor architectures |
| US8121197B2 (en) * | 2007-11-13 | 2012-02-21 | Elemental Technologies, Inc. | Video encoding and decoding using parallel processors |
| US9876599B2 (en) * | 2007-12-17 | 2018-01-23 | Avago Technologies General Ip (Singapore) Pte. Ltd. | System(s), method(s), and apparatus for accurate detection of the end of stream |
| JP2010045598A (ja) * | 2008-08-12 | 2010-02-25 | Fujitsu Ltd | 可変長復号装置、及び、符号化装置 |
| TWI424445B (zh) * | 2009-12-29 | 2014-01-21 | Macronix Int Co Ltd | 指令解碼電路及其方法 |
| US11211945B1 (en) * | 2020-10-29 | 2021-12-28 | Microsoft Technology Licensing, Llc | Parallelized decoding of variable-length prefix codes |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5411614A (en) * | 1977-06-27 | 1979-01-27 | Nec Corp | Code conversion unit for digital signal |
| US5173695A (en) * | 1990-06-29 | 1992-12-22 | Bell Communications Research, Inc. | High-speed flexible variable-length-code decoder |
| US5241383A (en) * | 1992-05-13 | 1993-08-31 | Bell Communications Research, Inc. | Pseudo-constant bit rate video coding with quantization parameter adjustment |
| DE69322713T2 (de) * | 1992-08-31 | 1999-05-06 | Victor Company Of Japan, Ltd., Yokohama, Kanagawa | Vorrichtung zur orthogonalen Transformationskodierung und -dekodierung |
| US5491480A (en) * | 1994-05-25 | 1996-02-13 | Industrial Technology Research Institute | Variable length decoder using serial and parallel processing |
-
1994
- 1994-12-14 JP JP31019394A patent/JP3279852B2/ja not_active Expired - Fee Related
-
1995
- 1995-12-09 TW TW84113151A patent/TW315572B/zh active
- 1995-12-12 KR KR1019950048628A patent/KR100401087B1/ko not_active Expired - Fee Related
- 1995-12-14 US US08/572,100 patent/US5675331A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| KR100401087B1 (ko) | 2003-12-18 |
| JP3279852B2 (ja) | 2002-04-30 |
| US5675331A (en) | 1997-10-07 |
| KR960028554A (ko) | 1996-07-22 |
| JPH08167850A (ja) | 1996-06-25 |
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