DE69328636D1 - Bitfehler zählverfahren und zähler - Google Patents
Bitfehler zählverfahren und zählerInfo
- Publication number
- DE69328636D1 DE69328636D1 DE69328636T DE69328636T DE69328636D1 DE 69328636 D1 DE69328636 D1 DE 69328636D1 DE 69328636 T DE69328636 T DE 69328636T DE 69328636 T DE69328636 T DE 69328636T DE 69328636 D1 DE69328636 D1 DE 69328636D1
- Authority
- DE
- Germany
- Prior art keywords
- counter
- bit error
- counting method
- error counting
- bit
- 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 - Lifetime
Links
Classifications
-
- 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
- H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
- H04L1/208—Arrangements for detecting or preventing errors in the information received using signal quality detector involving signal re-encoding
-
- 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
- H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
- H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
- H03M13/3961—Arrangements of methods for branch or transition metric calculation
-
- 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
- H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
- H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
- H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
-
- 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
- H03M13/6502—Reduction of hardware complexity or efficient processing
-
- 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
- H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Theoretical Computer Science (AREA)
- Quality & Reliability (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Error Detection And Correction (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP1993/000830 WO1995001008A1 (fr) | 1993-06-21 | 1993-06-21 | Methode de comptage des erreurs sur les bits et compteur |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69328636D1 true DE69328636D1 (de) | 2000-06-15 |
DE69328636T2 DE69328636T2 (de) | 2001-01-25 |
Family
ID=14070354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69328636T Expired - Lifetime DE69328636T2 (de) | 1993-06-21 | 1993-06-21 | Bitfehler zählverfahren und zähler |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0748057B1 (de) |
JP (1) | JP2917177B2 (de) |
DE (1) | DE69328636T2 (de) |
WO (1) | WO1995001008A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19647314A1 (de) * | 1996-11-13 | 1998-05-14 | Siemens Ag | Verfahren zum Erkennen von Fehlern bei der Datenübertragung |
FI102335B (fi) | 1997-02-28 | 1998-11-13 | Nokia Telecommunications Oy | Vastaanottomenetelmä ja vastaanotin |
US6553065B1 (en) * | 1999-02-04 | 2003-04-22 | Nokia Corporation | Mobile station employing CRC verification using decoding reliability and methods therefor |
US6668298B1 (en) * | 1999-12-29 | 2003-12-23 | Intel Corporation | Shifting an input signal from a high-speed domain to a lower-speed domain |
US7010731B2 (en) * | 2002-08-14 | 2006-03-07 | Intel Corporation | Method and apparatus of generating a quality indicator |
JP2006262394A (ja) * | 2005-03-18 | 2006-09-28 | Nec Corp | 復号回路及び復号方法 |
US8423852B2 (en) | 2008-04-15 | 2013-04-16 | Qualcomm Incorporated | Channel decoding-based error detection |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56169952A (en) * | 1980-06-03 | 1981-12-26 | Nippon Hoso Kyokai <Nhk> | Code arrangement discriminating system |
GB8327084D0 (en) * | 1983-10-11 | 1983-11-09 | Gordon J | Error correction decoder apparatus |
JPS61338U (ja) * | 1984-06-06 | 1986-01-06 | クラリオン株式会社 | 復号装置 |
JPS62159519A (ja) * | 1986-01-08 | 1987-07-15 | Hitachi Ltd | 誤り訂正方法及びその装置 |
CA1260143A (en) * | 1986-02-24 | 1989-09-26 | Atsushi Yamashita | Path trace viterbi decoder |
US4823346A (en) * | 1986-04-16 | 1989-04-18 | Hitachi, Ltd. | Maximum likelihood decoder |
JPH01235073A (ja) * | 1988-03-14 | 1989-09-20 | Sony Corp | データ種別検出装置 |
US5050191A (en) * | 1989-10-24 | 1991-09-17 | Hughes Aircraft Company | Synchronization detector using path metric and branch metric values of a Viterbi decoder |
EP0426894A1 (de) * | 1989-11-08 | 1991-05-15 | Siemens Aktiengesellschaft | Verfahren zur schnellen Empfängersynchronisation unter Ausnutzung einer fehlerkorrigierenden Codierung |
JP2594683B2 (ja) * | 1990-05-18 | 1997-03-26 | 三菱電機株式会社 | ヴィタビ・デコーダ |
FR2664111A1 (fr) * | 1990-06-28 | 1992-01-03 | Alcatel Transmission | Circuit de decodage de codes convolutionnels pour l'execution de l'etape de stockage et d'exploration inverse des chemins survivants d'un algorithme de viterbi. |
JP3120511B2 (ja) * | 1991-11-21 | 2000-12-25 | ソニー株式会社 | ビタビ復号装置 |
-
1993
- 1993-06-21 DE DE69328636T patent/DE69328636T2/de not_active Expired - Lifetime
- 1993-06-21 EP EP93913548A patent/EP0748057B1/de not_active Expired - Lifetime
- 1993-06-21 JP JP7502637A patent/JP2917177B2/ja not_active Expired - Fee Related
- 1993-06-21 WO PCT/JP1993/000830 patent/WO1995001008A1/ja active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
EP0748057A1 (de) | 1996-12-11 |
EP0748057A4 (de) | 1997-07-30 |
WO1995001008A1 (fr) | 1995-01-05 |
EP0748057B1 (de) | 2000-05-10 |
DE69328636T2 (de) | 2001-01-25 |
JP2917177B2 (ja) | 1999-07-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: CANON KABUSHIKI KAISHA, TOKIO/TOKYO, JP |