KR20040045918A - 디코더 시스템, 수신기, 디코딩 방법 및 신호 - Google Patents
디코더 시스템, 수신기, 디코딩 방법 및 신호 Download PDFInfo
- Publication number
- KR20040045918A KR20040045918A KR10-2004-7006074A KR20047006074A KR20040045918A KR 20040045918 A KR20040045918 A KR 20040045918A KR 20047006074 A KR20047006074 A KR 20047006074A KR 20040045918 A KR20040045918 A KR 20040045918A
- Authority
- KR
- South Korea
- Prior art keywords
- scaling
- decoder
- reliability
- decoder system
- reliability value
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000000034 method Methods 0.000 claims abstract description 20
- 238000013139 quantization Methods 0.000 claims description 5
- 238000005562 fading Methods 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims 1
- 238000012545 processing Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000009897 systematic effect Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
Classifications
-
- 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
- H03M13/65—Purpose and implementation aspects
- H03M13/6508—Flexibility, adaptability, parametrability and configurability of the implementation
- H03M13/6511—Support of multiple decoding rules, e.g. combined MAP and Viterbi decoding
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Error Detection And Correction (AREA)
- Detection And Correction Of Errors (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Amplifiers (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP01204083 | 2001-10-25 | ||
| EP01204083.8 | 2001-10-25 | ||
| PCT/IB2002/004010 WO2003036797A1 (en) | 2001-10-25 | 2002-09-26 | Non linear scaling of reliability values in a turbo decoder system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20040045918A true KR20040045918A (ko) | 2004-06-02 |
Family
ID=8181141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR10-2004-7006074A Withdrawn KR20040045918A (ko) | 2001-10-25 | 2002-09-26 | 디코더 시스템, 수신기, 디코딩 방법 및 신호 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US7185267B2 (enExample) |
| EP (1) | EP1446888B1 (enExample) |
| JP (1) | JP4047279B2 (enExample) |
| KR (1) | KR20040045918A (enExample) |
| CN (1) | CN100382435C (enExample) |
| AT (1) | ATE438957T1 (enExample) |
| DE (1) | DE60233252D1 (enExample) |
| WO (1) | WO2003036797A1 (enExample) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007075098A1 (en) * | 2005-12-26 | 2007-07-05 | Intel Corporation | Generalized multi-threshold decoder for low-density parity check codes |
| US7555071B2 (en) * | 2005-09-29 | 2009-06-30 | Agere Systems Inc. | Method and apparatus for non-linear scaling of log likelihood ratio (LLR) values in a decoder |
| US7861135B2 (en) * | 2006-02-03 | 2010-12-28 | Electronics And Telecommunications Research Institute Of Daejeon | Low-complexity and low-power-consumption turbo decoder with variable scaling factor |
| JP4675820B2 (ja) * | 2006-04-27 | 2011-04-27 | 京セラ株式会社 | 受信装置及び受信方法 |
| US8276037B2 (en) * | 2006-06-27 | 2012-09-25 | St-Ericsson Sa | Turbo decoder with extrinsic information scaling modules |
| JP5711451B2 (ja) * | 2009-09-15 | 2015-04-30 | 富士通株式会社 | 連接符号復号方法及び連接符号復号装置 |
| US8867673B2 (en) * | 2010-07-23 | 2014-10-21 | Qualcomm Incorporated | Selective quantization of decision metrics in wireless communication |
| JP5844667B2 (ja) * | 2012-03-19 | 2016-01-20 | パナソニック株式会社 | 復号装置、復号方法及び無線通信装置 |
| TWI569584B (zh) * | 2015-07-17 | 2017-02-01 | 晨星半導體股份有限公司 | 採用動態調整因子的解碼方法 |
| KR101769134B1 (ko) | 2016-10-17 | 2017-08-30 | 엘아이지넥스원 주식회사 | 코드의 복호화 과정에서 셔플을 이용한 최소 신뢰도 산출 방법 및 장치 |
| WO2022033370A1 (zh) * | 2020-08-14 | 2022-02-17 | 中兴通讯股份有限公司 | 数据处理方法及装置、译码器、网络设备和存储介质 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6029264A (en) * | 1997-04-28 | 2000-02-22 | The Trustees Of Princeton University | System and method for error correcting a received data stream in a concatenated system |
| US6145111A (en) * | 1997-08-14 | 2000-11-07 | Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Industry Through Communications Research Centre | High-performance low-complexity error-correcting codes |
| JP4178752B2 (ja) * | 1998-05-28 | 2008-11-12 | ソニー株式会社 | 畳み込み符号の軟出力復号装置及び軟出力復号方法 |
| US6223319B1 (en) * | 1998-08-20 | 2001-04-24 | General Electric Company | Turbo code decoder with controlled probability estimate feedback |
| KR100296028B1 (ko) * | 1998-12-31 | 2001-09-06 | 윤종용 | 이동통신시스템에서 이득 조절 장치를 가지는 복호기 |
-
2002
- 2002-09-26 DE DE60233252T patent/DE60233252D1/de not_active Expired - Lifetime
- 2002-09-26 CN CNB028210867A patent/CN100382435C/zh not_active Expired - Lifetime
- 2002-09-26 AT AT02760514T patent/ATE438957T1/de not_active IP Right Cessation
- 2002-09-26 EP EP02760514A patent/EP1446888B1/en not_active Expired - Lifetime
- 2002-09-26 KR KR10-2004-7006074A patent/KR20040045918A/ko not_active Withdrawn
- 2002-09-26 JP JP2003539168A patent/JP4047279B2/ja not_active Expired - Lifetime
- 2002-09-26 WO PCT/IB2002/004010 patent/WO2003036797A1/en not_active Ceased
- 2002-10-22 US US10/277,567 patent/US7185267B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US20030088820A1 (en) | 2003-05-08 |
| EP1446888A1 (en) | 2004-08-18 |
| JP4047279B2 (ja) | 2008-02-13 |
| CN1575547A (zh) | 2005-02-02 |
| JP2005506793A (ja) | 2005-03-03 |
| ATE438957T1 (de) | 2009-08-15 |
| CN100382435C (zh) | 2008-04-16 |
| US7185267B2 (en) | 2007-02-27 |
| DE60233252D1 (de) | 2009-09-17 |
| EP1446888B1 (en) | 2009-08-05 |
| WO2003036797A1 (en) | 2003-05-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PA0105 | International application |
Patent event date: 20040423 Patent event code: PA01051R01D Comment text: International Patent Application |
|
| PG1501 | Laying open of application | ||
| PC1203 | Withdrawal of no request for examination | ||
| WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |