BR9811299A - Turbo codificador, dispositivo de codificação de canal, e, processos de intercalação diagonal, de intercalação de deslocamento circular, e de codificação de canal para uso em um codificador de canal - Google Patents
Turbo codificador, dispositivo de codificação de canal, e, processos de intercalação diagonal, de intercalação de deslocamento circular, e de codificação de canal para uso em um codificador de canalInfo
- Publication number
- BR9811299A BR9811299A BR9811299-6A BR9811299A BR9811299A BR 9811299 A BR9811299 A BR 9811299A BR 9811299 A BR9811299 A BR 9811299A BR 9811299 A BR9811299 A BR 9811299A
- Authority
- BR
- Brazil
- Prior art keywords
- channel
- encoder
- interleaving
- channel encoding
- bits
- Prior art date
Links
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0041—Arrangements at the transmitter end
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/27—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes using interleaving techniques
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/27—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes using interleaving techniques
- H03M13/2703—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes using interleaving techniques the interleaver involving at least two directions
- H03M13/2721—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes using interleaving techniques the interleaver involving at least two directions the interleaver involves a diagonal direction, e.g. by using an interleaving matrix with read-out in a diagonal direction
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/27—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes using interleaving techniques
- H03M13/2732—Convolutional interleaver; Interleavers using shift-registers or delay lines like, e.g. Ramsey type interleaver
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/27—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes using interleaving techniques
- H03M13/275—Interleaver wherein the permutation pattern is obtained using a congruential operation of the type y=ax+b modulo c
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/27—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes using interleaving techniques
- H03M13/276—Interleaving address generation
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/27—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes using interleaving techniques
- H03M13/2771—Internal interleaver for turbo codes
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/27—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes using interleaving techniques
- H03M13/2789—Interleaver providing variable interleaving, e.g. variable block sizes
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/27—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes using interleaving techniques
- H03M13/2792—Interleaver wherein interleaving is performed jointly with another technique such as puncturing, multiplexing or routing
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/29—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes
- H03M13/2957—Turbo codes and decoding
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/29—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes
- H03M13/2957—Turbo codes and decoding
- H03M13/296—Particular turbo code structure
- H03M13/2972—Serial concatenation using convolutional component codes
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/29—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes combining two or more codes or code structures, e.g. product codes, generalised product codes, concatenated codes, inner and outer codes
- H03M13/2957—Turbo codes and decoding
- H03M13/2996—Tail biting
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
- H03M13/63—Joint error correction and other techniques
- H03M13/635—Error control coding in combination with rate matching
- H03M13/6362—Error control coding in combination with rate matching by puncturing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0045—Arrangements at the receiver end
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0064—Concatenated codes
- H04L1/0065—Serial concatenated codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0064—Concatenated codes
- H04L1/0066—Parallel concatenated codes
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0067—Rate matching
- H04L1/0068—Rate matching by puncturing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0071—Use of interleaving
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
- H04L1/0056—Systems characterized by the type of code used
- H04L1/0059—Convolutional codes
Abstract
"TURBO CODIFICADOR, DISPOSITIVO DE CODIFICAçãO DE CANAL, E, PROCESSOS DE INTERCALAçãO DIAGONAL, DE INTERCALAçãO DE DESLOCAMENTO CIRCULAR, E DE CODIFICAçãO DE CANAL PARA USO EM UM CODIFICADOR DE CANAL". é fornecido um codificador de canal tendo codificadores convolucionais concatenados em paralelo ou em série. O codificador de canal inclui um primeiro codificador para codificar bits de informação de entrada, um intercalador tendo uma memória e um gerador de índicie, para modificar a ordem dos bits de informação em um processo predeterminado, um segundo codificador para codificar a saída do intercalador, primeiro e segundo dispositivos de terminação para terminar grupos de entrada e bits de informação de saída do primeiro e segundo codificadores, um gerador de bit de final para armazenar bits de final usados em terminação de grupo e um controlador e uma chave para controlar o procedimento acima.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR19970036265 | 1997-07-30 | ||
KR1019970060101A KR100454952B1 (ko) | 1997-07-30 | 1997-11-10 | 적응형채널부호화방법및장치 |
PCT/KR1998/000232 WO1999007076A2 (en) | 1997-07-30 | 1998-07-30 | Adaptive channel encoding method and device |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9811299A true BR9811299A (pt) | 2000-12-05 |
Family
ID=26632977
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR9811299-6A BR9811299A (pt) | 1997-07-30 | 1998-07-30 | Turbo codificador, dispositivo de codificação de canal, e, processos de intercalação diagonal, de intercalação de deslocamento circular, e de codificação de canal para uso em um codificador de canal |
Country Status (9)
Country | Link |
---|---|
EP (2) | EP1601109B1 (pt) |
JP (2) | JP3492632B2 (pt) |
CN (2) | CN1150680C (pt) |
BR (1) | BR9811299A (pt) |
CA (1) | CA2295791C (pt) |
DE (2) | DE69838451T2 (pt) |
ES (2) | ES2344299T3 (pt) |
RU (1) | RU2193276C2 (pt) |
WO (1) | WO1999007076A2 (pt) |
Families Citing this family (54)
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KR100557177B1 (ko) * | 1998-04-04 | 2006-07-21 | 삼성전자주식회사 | 적응 채널 부호/복호화 방법 및 그 부호/복호 장치 |
JP3453122B2 (ja) | 1998-08-17 | 2003-10-06 | ヒューズ・エレクトロニクス・コーポレーション | 最適性能に近いターボコードインターリーバ |
EP1455458B8 (en) | 1998-08-27 | 2011-03-02 | The DirecTV Group, Inc. | Method for a general turbo code trellis termination |
WO2000052832A1 (fr) | 1999-03-01 | 2000-09-08 | Fujitsu Limited | Dispositif de turbo-decodage |
FR2790621B1 (fr) | 1999-03-05 | 2001-12-21 | Canon Kk | Dispositif et procede d'entrelacement pour turbocodage et turbodecodage |
CA2268853C (en) * | 1999-04-13 | 2011-08-02 | Wen Tong | Rate matching and channel interleaving for a communications system |
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AU2003204597B2 (en) * | 1999-07-06 | 2005-01-20 | Samsung Electronics Co., Ltd. | Rate matching device and method for a data communication system |
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DE19934646C2 (de) * | 1999-07-16 | 2001-09-13 | Univ Dresden Tech | Verfahren und Vorrichtung zur iterativen Decodierung von verketteten Codes |
FR2796780B1 (fr) * | 1999-07-21 | 2003-09-19 | Groupe Ecoles Telecomm | Procede et dispositif de codage a au moins deux codages en parallele et permutation amelioree, et procede et dispositif de decodage correspondants |
DE19935785A1 (de) * | 1999-07-29 | 2001-02-08 | Siemens Ag | Verfahren und Einrichtung zur Erzeugung eines ratenkompatiblen Codes |
FI108822B (fi) * | 2000-02-14 | 2002-03-28 | Nokia Corp | Lomittelumenetelmä ja -järjestelmä |
DE10008064B4 (de) * | 2000-02-22 | 2009-07-02 | Siemens Ag | Verfahren zum Anpassen der einem Turbo-Codierer zuzuführenden Datenblöcke und entsprechende Kommunikationsvorrichtung |
US6289000B1 (en) * | 2000-05-19 | 2001-09-11 | Intellon Corporation | Frame control encoder/decoder for robust OFDM frame transmissions |
JP2002076915A (ja) * | 2000-08-31 | 2002-03-15 | Sony Corp | インターリーブ装置及びインターリーブ方法、並びに、復号装置及び復号方法 |
JP2002076925A (ja) * | 2000-08-31 | 2002-03-15 | Sony Corp | 軟出力復号装置及び軟出力復号方法、並びに、復号装置及び復号方法 |
DE10048872A1 (de) * | 2000-10-02 | 2002-04-25 | Infineon Technologies Ag | Abschnittsweise Entschachtelung |
US6871270B2 (en) * | 2001-12-03 | 2005-03-22 | Samsung Electronics Co., Ltd. | Device and method for minimizing puncturing-caused output delay |
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FI20021222A (fi) | 2002-06-20 | 2003-12-21 | Nokia Corp | Informaatiobittien limitys |
CN1333598C (zh) * | 2004-03-05 | 2007-08-22 | 上海交通大学 | 一种用于数字电视地面传输的比特交织方法 |
CN1333599C (zh) * | 2004-03-29 | 2007-08-22 | 上海交通大学 | 一种用于数字电视地面传输的比特交织方法 |
US7590045B2 (en) | 2005-01-11 | 2009-09-15 | Samsung Electronics Co., Ltd | Apparatus and method for transmitting fast feedback information in a wireless communication system |
WO2006082923A1 (ja) * | 2005-02-03 | 2006-08-10 | Matsushita Electric Industrial Co., Ltd. | 並列インターリーバ、並列デインターリーバ及びインターリーブ方法 |
KR100729258B1 (ko) * | 2005-12-07 | 2007-06-18 | 엘지전자 주식회사 | 확장된 링크 적응화 기법을 제공하는 이동 통신 단말기 및그 방법 |
JP4436315B2 (ja) * | 2005-12-26 | 2010-03-24 | 京セラ株式会社 | 畳み込み符号化器、通信装置、及び畳み込み符号化方法 |
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CN101075812B (zh) * | 2007-06-08 | 2011-01-05 | 中国科学技术大学 | 一种并行级联结构的系统形式低密度码的构造方法 |
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CN101753151B (zh) * | 2008-12-02 | 2014-02-05 | 电信科学技术研究院 | 一种数据处理装置及方法 |
CN101753153B (zh) * | 2008-12-04 | 2014-02-05 | 电信科学技术研究院 | 一种Turbo码编码器、译码器及编码、译码方法 |
CN101753155B (zh) * | 2008-12-22 | 2014-12-03 | 电信科学技术研究院 | 一种数据处理装置及其方法 |
CN105100862B (zh) * | 2014-04-18 | 2018-04-24 | 阿里巴巴集团控股有限公司 | 网格移动的显示处理方法及其系统 |
US10784901B2 (en) | 2015-11-12 | 2020-09-22 | Qualcomm Incorporated | Puncturing for structured low density parity check (LDPC) codes |
US11043966B2 (en) | 2016-05-11 | 2021-06-22 | Qualcomm Incorporated | Methods and apparatus for efficiently generating multiple lifted low-density parity-check (LDPC) codes |
US10454499B2 (en) | 2016-05-12 | 2019-10-22 | Qualcomm Incorporated | Enhanced puncturing and low-density parity-check (LDPC) code structure |
US10313057B2 (en) | 2016-06-01 | 2019-06-04 | Qualcomm Incorporated | Error detection in wireless communications using sectional redundancy check information |
US9917675B2 (en) | 2016-06-01 | 2018-03-13 | Qualcomm Incorporated | Enhanced polar code constructions by strategic placement of CRC bits |
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US5721745A (en) * | 1996-04-19 | 1998-02-24 | General Electric Company | Parallel concatenated tail-biting convolutional code and decoder therefor |
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1998
- 1998-07-30 ES ES05016017T patent/ES2344299T3/es not_active Expired - Lifetime
- 1998-07-30 DE DE69838451T patent/DE69838451T2/de not_active Expired - Lifetime
- 1998-07-30 RU RU2000102353A patent/RU2193276C2/ru active
- 1998-07-30 DE DE69841631T patent/DE69841631D1/de not_active Expired - Lifetime
- 1998-07-30 JP JP2000505687A patent/JP3492632B2/ja not_active Expired - Lifetime
- 1998-07-30 EP EP05016017A patent/EP1601109B1/en not_active Expired - Lifetime
- 1998-07-30 WO PCT/KR1998/000232 patent/WO1999007076A2/en active IP Right Grant
- 1998-07-30 ES ES98935383T patent/ES2290990T3/es not_active Expired - Lifetime
- 1998-07-30 BR BR9811299-6A patent/BR9811299A/pt not_active Application Discontinuation
- 1998-07-30 EP EP98935383A patent/EP0997031B1/en not_active Expired - Lifetime
- 1998-07-30 CA CA002295791A patent/CA2295791C/en not_active Expired - Lifetime
- 1998-07-30 CN CNB988073528A patent/CN1150680C/zh not_active Expired - Lifetime
- 1998-07-30 CN CN 02147194 patent/CN1256812C/zh not_active Expired - Lifetime
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2003
- 2003-07-23 JP JP2003278667A patent/JP3730238B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CN1150680C (zh) | 2004-05-19 |
CN1492589A (zh) | 2004-04-28 |
EP0997031A2 (en) | 2000-05-03 |
ES2290990T3 (es) | 2008-02-16 |
CA2295791A1 (en) | 1999-02-11 |
JP3492632B2 (ja) | 2004-02-03 |
DE69838451T2 (de) | 2008-01-10 |
DE69841631D1 (de) | 2010-06-02 |
WO1999007076A2 (en) | 1999-02-11 |
CN1264509A (zh) | 2000-08-23 |
RU2193276C2 (ru) | 2002-11-20 |
DE69838451D1 (de) | 2007-10-31 |
EP0997031B1 (en) | 2007-09-19 |
EP1601109A3 (en) | 2007-10-03 |
JP2001512914A (ja) | 2001-08-28 |
CA2295791C (en) | 2006-06-13 |
JP3730238B2 (ja) | 2005-12-21 |
CN1256812C (zh) | 2006-05-17 |
ES2344299T3 (es) | 2010-08-24 |
JP2004040818A (ja) | 2004-02-05 |
WO1999007076A3 (en) | 1999-09-16 |
EP1601109B1 (en) | 2010-04-21 |
EP1601109A2 (en) | 2005-11-30 |
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