DK0646300T3 - Fremgangsmåde til konstatering af fejl ved digitaliserede, datareducerede lyd- og datasignaler - Google Patents
Fremgangsmåde til konstatering af fejl ved digitaliserede, datareducerede lyd- og datasignalerInfo
- Publication number
- DK0646300T3 DK0646300T3 DK93912925.0T DK93912925T DK0646300T3 DK 0646300 T3 DK0646300 T3 DK 0646300T3 DK 93912925 T DK93912925 T DK 93912925T DK 0646300 T3 DK0646300 T3 DK 0646300T3
- Authority
- DK
- Denmark
- Prior art keywords
- data
- digitized
- reduced audio
- probability
- necessary
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000001914 filtration Methods 0.000 abstract 1
- 230000000873 masking effect Effects 0.000 abstract 1
- 238000005070 sampling Methods 0.000 abstract 1
- 230000005236 sound signal Effects 0.000 abstract 1
- 230000003595 spectral effect Effects 0.000 abstract 1
- 230000009466 transformation Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
- H04B1/665—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using psychoacoustic properties of the ear, e.g. masking effect
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/005—Correction of errors induced by the transmission channel, if related to the coding algorithm
-
- 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
- H03M13/03—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words
- H03M13/05—Error detection or forward error correction by redundancy in data representation, i.e. code words containing more digits than the source words using block codes, i.e. a predetermined number of check bits joined to a predetermined number of information bits
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/28—Arrangements for simultaneous broadcast of plural pieces of information
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Acoustics & Sound (AREA)
- Probability & Statistics with Applications (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Health & Medical Sciences (AREA)
- Theoretical Computer Science (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Error Detection And Correction (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4219400A DE4219400C2 (de) | 1992-06-13 | 1992-06-13 | Verfahren für die Fehlererkennung digitalisierter, datenreduzierter Ton- und Datensignale |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK0646300T3 true DK0646300T3 (da) | 1996-03-25 |
Family
ID=6460950
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK93912925.0T DK0646300T3 (da) | 1992-06-13 | 1993-06-09 | Fremgangsmåde til konstatering af fejl ved digitaliserede, datareducerede lyd- og datasignaler |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0646300B1 (da) |
| AT (1) | ATE132674T1 (da) |
| DE (2) | DE4219400C2 (da) |
| DK (1) | DK0646300T3 (da) |
| ES (1) | ES2081718T3 (da) |
| WO (1) | WO1993026099A1 (da) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4335305A1 (de) * | 1993-10-16 | 1995-04-20 | Philips Patentverwaltung | Verfahren und Schaltungsanordnung zur Übertragung von Sprachsignalen |
| JPH08328599A (ja) * | 1995-06-01 | 1996-12-13 | Mitsubishi Electric Corp | Mpegオーディオ復号器 |
| FI963870A7 (fi) | 1996-09-27 | 1998-03-28 | Nokia Oy Ab | Virheiden piilottaminen digitaalisessa audiovastaanottimessa |
| EP1089439A1 (en) * | 1999-09-28 | 2001-04-04 | TELEFONAKTIEBOLAGET L M ERICSSON (publ) | Interleaver and method for interleaving an input data bit sequence using a coded storing of symbol and additional information |
| DE10065363B4 (de) * | 2000-12-27 | 2007-05-31 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung und Verfahren zum Decodieren eines codierten Datensignals |
| US7447639B2 (en) | 2001-01-24 | 2008-11-04 | Nokia Corporation | System and method for error concealment in digital audio transmission |
| US7069208B2 (en) | 2001-01-24 | 2006-06-27 | Nokia, Corp. | System and method for concealment of data loss in digital audio transmission |
| CN1322695C (zh) | 2001-02-28 | 2007-06-20 | 因芬尼昂技术股份公司 | 数据区块错误修正的方法及装置 |
| DE10124180A1 (de) * | 2001-02-28 | 2002-09-12 | Infineon Technologies Ag | Verfahren und Vorrichtung zur Fehlerkorrektur von Datenblöcken |
| DE10347381B4 (de) * | 2003-10-08 | 2019-05-09 | Volkswagen Ag | Verfahren und Vorrichtung zur fehlerabgesicherten Übertragung von Nutzdaten |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2330152C3 (de) * | 1972-10-07 | 1979-09-13 | Deutsche Forschungs- Und Versuchsanstalt Fuer Luft- Und Raumfahrt E.V., 5000 Koeln | Verfahren zur Fehlererkennung und -korrektur für gestörte Signale in Nachrichtensystemen mit digitaler DifferenzwertUbertragung |
| NL7903340A (nl) * | 1979-04-27 | 1980-10-29 | Philips Nv | Foutcorrectieschakeling voor een beeld- en/of tekstontvanger. |
| GB2182529A (en) * | 1985-10-30 | 1987-05-13 | Philips Electronic Associated | Digital communication of analogue signals |
| DE3638922A1 (de) * | 1986-11-14 | 1988-05-26 | Inst Rundfunktechnik Gmbh | Verfahren zum uebertragen digitalisierter stereofoner tonsignale |
| NL9000338A (nl) * | 1989-06-02 | 1991-01-02 | Koninkl Philips Electronics Nv | Digitaal transmissiesysteem, zender en ontvanger te gebruiken in het transmissiesysteem en registratiedrager verkregen met de zender in de vorm van een optekeninrichting. |
| DE4111131C2 (de) * | 1991-04-06 | 2001-08-23 | Inst Rundfunktechnik Gmbh | Verfahren zum Übertragen digitalisierter Tonsignale |
| DE4202654C2 (de) * | 1992-01-31 | 1995-01-19 | Inst Rundfunktechnik Gmbh | Verfahren zum Erkennen von Übertragungsfehlern auf digitalen Übertragungsstrecken für Tonsignale |
-
1992
- 1992-06-13 DE DE4219400A patent/DE4219400C2/de not_active Expired - Fee Related
-
1993
- 1993-06-09 AT AT93912925T patent/ATE132674T1/de active
- 1993-06-09 WO PCT/EP1993/001454 patent/WO1993026099A1/de not_active Ceased
- 1993-06-09 EP EP93912925A patent/EP0646300B1/de not_active Expired - Lifetime
- 1993-06-09 ES ES93912925T patent/ES2081718T3/es not_active Expired - Lifetime
- 1993-06-09 DK DK93912925.0T patent/DK0646300T3/da active
- 1993-06-09 DE DE59301358T patent/DE59301358D1/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0646300A1 (de) | 1995-04-05 |
| EP0646300B1 (de) | 1996-01-03 |
| WO1993026099A1 (de) | 1993-12-23 |
| DE4219400C2 (de) | 1994-05-26 |
| ATE132674T1 (de) | 1996-01-15 |
| DE4219400A1 (de) | 1993-12-16 |
| ES2081718T3 (es) | 1996-03-16 |
| DE59301358D1 (de) | 1996-02-15 |
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