CN1647473B - 均衡器软输出值比例及量化之控制装置及方法 - Google Patents
均衡器软输出值比例及量化之控制装置及方法 Download PDFInfo
- Publication number
- CN1647473B CN1647473B CN03807663.2A CN03807663A CN1647473B CN 1647473 B CN1647473 B CN 1647473B CN 03807663 A CN03807663 A CN 03807663A CN 1647473 B CN1647473 B CN 1647473B
- Authority
- CN
- China
- Prior art keywords
- soft output
- scale
- output value
- statistical parameter
- scale factor
- 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.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/06—DC level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
- H04L25/067—DC level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection providing soft decisions, i.e. decisions together with an estimate of reliability
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Analogue/Digital Conversion (AREA)
Abstract
Description
Claims (26)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE10214908.9 | 2002-04-04 | ||
| DE2002114908 DE10214908A1 (de) | 2002-04-04 | 2002-04-04 | Einrichtung und Verfahren zur geregelten Skalierung und Quantisierung von Soft-Output-Werten eines Entzerrers |
| PCT/DE2003/000546 WO2003085917A1 (de) | 2002-04-04 | 2003-02-21 | Einrichtung und verfahren zur geregelten skalierung und quantisierung von soft-output-werten eines entzerrers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1647473A CN1647473A (zh) | 2005-07-27 |
| CN1647473B true CN1647473B (zh) | 2010-05-26 |
Family
ID=28684749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN03807663.2A Expired - Fee Related CN1647473B (zh) | 2002-04-04 | 2003-02-21 | 均衡器软输出值比例及量化之控制装置及方法 |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP1491015B1 (zh) |
| CN (1) | CN1647473B (zh) |
| DE (2) | DE10214908A1 (zh) |
| WO (1) | WO2003085917A1 (zh) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2395399A (en) * | 2002-11-07 | 2004-05-19 | Ttpcomm Ltd | Preparation of signals for decoding |
| KR101050615B1 (ko) * | 2004-01-05 | 2011-07-19 | 삼성전자주식회사 | 연판정 복호기를 위한 입력범위 조절 장치 및 방법 |
| US8374295B2 (en) | 2006-09-18 | 2013-02-12 | Mediatek Inc. | Method of scaling input data and mobile device utilizing the same |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4706012A (en) * | 1985-05-20 | 1987-11-10 | Allen-Bradley Company, Inc. | Frequency compensated regulator |
| CN1143286A (zh) * | 1995-02-01 | 1997-02-19 | 美国电报电话公司 | 在含量化的信道中可改进回波和噪声抑制的通信装置 |
| CN1164803A (zh) * | 1996-03-09 | 1997-11-12 | 三星电子株式会社 | 用量化的平均分离直方图均衡对图像进行增强的方法和电路 |
| CN1272727A (zh) * | 1999-04-29 | 2000-11-08 | 德克萨斯仪器股份有限公司 | 高速上游调制解调器通信 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5271042A (en) * | 1989-10-13 | 1993-12-14 | Motorola, Inc. | Soft decision decoding with channel equalization |
| US6347124B1 (en) * | 1998-10-29 | 2002-02-12 | Hughes Electronics Corporation | System and method of soft decision decoding |
| DE19943386A1 (de) * | 1999-09-10 | 2001-03-22 | Infineon Technologies Ag | Verfahren zum Schätzen der Bitfehlerrate in einem Funkempfänger sowie entsprechender Funkempfänger |
-
2002
- 2002-04-04 DE DE2002114908 patent/DE10214908A1/de not_active Ceased
-
2003
- 2003-02-21 DE DE50310572T patent/DE50310572D1/de not_active Expired - Lifetime
- 2003-02-21 EP EP03709636A patent/EP1491015B1/de not_active Expired - Lifetime
- 2003-02-21 WO PCT/DE2003/000546 patent/WO2003085917A1/de not_active Ceased
- 2003-02-21 CN CN03807663.2A patent/CN1647473B/zh not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4706012A (en) * | 1985-05-20 | 1987-11-10 | Allen-Bradley Company, Inc. | Frequency compensated regulator |
| CN1143286A (zh) * | 1995-02-01 | 1997-02-19 | 美国电报电话公司 | 在含量化的信道中可改进回波和噪声抑制的通信装置 |
| CN1164803A (zh) * | 1996-03-09 | 1997-11-12 | 三星电子株式会社 | 用量化的平均分离直方图均衡对图像进行增强的方法和电路 |
| CN1272727A (zh) * | 1999-04-29 | 2000-11-08 | 德克萨斯仪器股份有限公司 | 高速上游调制解调器通信 |
Non-Patent Citations (4)
| Title |
|---|
| G.Montorsi and S.Benedetto.Design of Fixed-Point Iterative Decoders forConcatenatedCodes With Interleavers.IEEE.2000,第801-806页. |
| G.Montorsi and S.Benedetto.Design of Fixed-Point Iterative Decoders forConcatenatedCodes With Interleavers.IEEE.2000,第801-806页. * |
| Y.K. Lee,H.Lou.Normalization, windowing and quantization of soft-decisionViterbi decoder inputs in CDMA systems.IEEE.1999,第221-223页. * |
| Y.K.Lee H.Lou.Normalization |
Also Published As
| Publication number | Publication date |
|---|---|
| EP1491015B1 (de) | 2008-10-01 |
| DE10214908A1 (de) | 2003-11-13 |
| DE50310572D1 (de) | 2008-11-13 |
| EP1491015A1 (de) | 2004-12-29 |
| CN1647473A (zh) | 2005-07-27 |
| WO2003085917A1 (de) | 2003-10-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. Free format text: FORMER OWNER: INFINEON TECHNOLOGIES AG Effective date: 20120625 Owner name: INFINEON TECHNOLOGIES AG Free format text: FORMER OWNER: INFENNIAN TECHNOLOGIES AG Effective date: 20120625 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee |
Owner name: INTEL MOBILE COMMUNICATIONS LTD. Free format text: FORMER NAME: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
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| TR01 | Transfer of patent right |
Effective date of registration: 20120625 Address after: Neubiberg, Germany Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: INFINEON TECHNOLOGIES AG Effective date of registration: 20120625 Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Infineon Technologies AG |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100526 Termination date: 20160221 |
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| CF01 | Termination of patent right due to non-payment of annual fee |