FI952364A - Menetelmä ja laite virheellisten informaatiokehysten ilmaisemiseksi viestintäjärjestelmässä - Google Patents
Menetelmä ja laite virheellisten informaatiokehysten ilmaisemiseksi viestintäjärjestelmässä Download PDFInfo
- Publication number
- FI952364A FI952364A FI952364A FI952364A FI952364A FI 952364 A FI952364 A FI 952364A FI 952364 A FI952364 A FI 952364A FI 952364 A FI952364 A FI 952364A FI 952364 A FI952364 A FI 952364A
- Authority
- FI
- Finland
- Prior art keywords
- communication system
- information frames
- erroneous information
- detecting erroneous
- detecting
- Prior art date
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
- H04L1/004—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
- H04L1/007—Unequal error protection
-
- 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
-
- 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
-
- 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
- H04L1/201—Frame classification, e.g. bad, good or erased
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Theoretical Computer Science (AREA)
- Mobile Radio Communication Systems (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Error Detection And Correction (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12180993 | 1993-09-15 | ||
US08/121,809 US6092230A (en) | 1993-09-15 | 1993-09-15 | Method and apparatus for detecting bad frames of information in a communication system |
PCT/US1994/008035 WO1995008152A1 (en) | 1993-09-15 | 1994-07-19 | Method and apparatus for detecting bad frames of information in a communication system |
US9408035 | 1994-07-19 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI952364A true FI952364A (fi) | 1995-05-15 |
FI952364A0 FI952364A0 (fi) | 1995-05-15 |
FI115095B FI115095B (fi) | 2005-02-28 |
Family
ID=22398940
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI952364A FI115095B (fi) | 1993-09-15 | 1995-05-15 | Menetelmä ja laite virheellisten informaatiokehysten ilmaisemiseksi viestintäjärjestelmässä |
Country Status (7)
Country | Link |
---|---|
US (1) | US6092230A (fi) |
EP (1) | EP0669026B1 (fi) |
JP (1) | JPH08503596A (fi) |
CA (1) | CA2147497A1 (fi) |
DE (1) | DE4496916T1 (fi) |
FI (1) | FI115095B (fi) |
WO (1) | WO1995008152A1 (fi) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI100566B (fi) * | 1996-01-24 | 1997-12-31 | Nokia Telecommunications Oy | Kehyksen laadun tunnistamismenetelmä ja vastaanotin |
US6170073B1 (en) | 1996-03-29 | 2001-01-02 | Nokia Mobile Phones (Uk) Limited | Method and apparatus for error detection in digital communications |
US5815507A (en) * | 1996-04-15 | 1998-09-29 | Motorola, Inc. | Error detector circuit for digital receiver using variable threshold based on signal quality |
FR2751813B1 (fr) * | 1996-07-29 | 1999-01-08 | Alcatel Mobile Comm France | Procede et dispositif d'estimation de la nature acceptable ou non acceptable de blocs d'information recus via un systeme de transmission utilisant un codage par blocs |
FI113600B (fi) * | 1996-09-17 | 2004-05-14 | Nokia Corp | Signalointi digitaalisessa matkaviestinjärjestelmässä |
FI104769B (fi) | 1997-12-01 | 2000-03-31 | Nokia Networks Oy | Menetelmä ja laitteisto loogisen kanavan tunnistamiseksi |
FI108825B (fi) * | 1998-03-16 | 2002-03-28 | Nokia Corp | Menetelmä estimoida kanavan bittivirhesuhde ja vastaanotin |
GB2337904B (en) * | 1998-05-29 | 2003-03-12 | Nec Technologies | Frame erasure for digital data transmision systems |
GB2339123B (en) * | 1998-07-03 | 2003-03-26 | Nec Technologies | Frame erasure for digital transmission systems |
WO2000017872A1 (en) * | 1998-09-18 | 2000-03-30 | Koninklijke Philips Electronics N.V. | Generation of amplitude levels for a partial response maximum likelihood (prml) bit detector |
US6681203B1 (en) * | 1999-02-26 | 2004-01-20 | Lucent Technologies Inc. | Coupled error code protection for multi-mode vocoders |
GB2348087B (en) * | 1999-03-13 | 2003-08-13 | Nec Technologies | Detection of unreliable frames in digital data transmission systems |
US6208699B1 (en) | 1999-09-01 | 2001-03-27 | Qualcomm Incorporated | Method and apparatus for detecting zero rate frames in a communications system |
EP1087557A3 (en) * | 1999-09-22 | 2005-01-19 | Matsushita Electric Industrial Co., Ltd. | Apparatus for transmitting digital audio data and receiving apparatus for receiving the digital audio data |
US6760010B1 (en) * | 2000-03-15 | 2004-07-06 | Figaro Systems, Inc. | Wireless electronic libretto display apparatus and method |
DE60143690D1 (de) * | 2000-04-27 | 2011-02-03 | Samsung Electronics Co Ltd | Verfahren zur unterstützung von leistungsregelung |
US7080009B2 (en) * | 2000-05-01 | 2006-07-18 | Motorola, Inc. | Method and apparatus for reducing rate determination errors and their artifacts |
FI118242B (fi) * | 2000-09-19 | 2007-08-31 | Nokia Corp | Puhekehyksen käsitteleminen radiojärjestelmässä |
US7110467B2 (en) * | 2000-10-12 | 2006-09-19 | 3Com Corporation | Performance evaluation of a G.dmt-compliant digital subscriber line system |
US7103096B2 (en) * | 2000-10-12 | 2006-09-05 | 3Com Corporation | Performance evaluation of multicarrier channels with forward error correction and automatic retransmission request |
US6718493B1 (en) | 2001-05-17 | 2004-04-06 | 3Com Corporation | Method and apparatus for selection of ARQ parameters and estimation of improved communications |
DE10140114A1 (de) * | 2001-08-16 | 2003-03-13 | Infineon Technologies Ag | Vorrichtung und Verfahren zur Qualitätsprüfung von über einen Funkkanal übertragenen Datenpaketen |
US7418063B2 (en) * | 2001-11-16 | 2008-08-26 | Ericsson Inc. | DTX detection method with high success probability |
US20030101049A1 (en) * | 2001-11-26 | 2003-05-29 | Nokia Corporation | Method for stealing speech data frames for signalling purposes |
US7061999B2 (en) * | 2002-02-13 | 2006-06-13 | Ericsson Inc. | Systems and methods for detecting discontinuous transmission (DTX) using cyclic redundancy check results to modify preliminary DTX classification |
DE10220370A1 (de) * | 2002-05-07 | 2003-11-27 | Univ Muenchen Tech | Verfahren und Vorrichtung zum Wiedergewinnen eines Codeworts aus einem empfangenen, fehlerhaften Codewort, Verfahren und Vorrichtung zum Erzeugen eines Codeworts, und Übertragungssystem |
DE10226902B4 (de) * | 2002-06-17 | 2008-11-06 | Westenweller, Alex | Verfahren und Vorrichtung zum Erkennen von schlechten oder unzuverlässigen Codewortblöcken |
WO2004109966A2 (en) * | 2003-06-05 | 2004-12-16 | Millennial Net | Protocol for configuring a wireless network |
US7127663B2 (en) * | 2003-08-28 | 2006-10-24 | Qualcomm Incorporate | Bad frame indicator for radio-telephone receivers in GSM mobile systems |
US7596143B2 (en) * | 2004-12-16 | 2009-09-29 | Alcatel-Lucent Usa Inc. | Method and apparatus for handling potentially corrupt frames |
US20060159023A1 (en) * | 2005-01-14 | 2006-07-20 | International Business Machines Corporation | CRC error history mechanism |
US7376102B2 (en) * | 2005-12-01 | 2008-05-20 | Telefonaktiebolaget Lm Ericsson (Publ) | Erased frame and idle frame suppression in a wireless communications system |
US8165224B2 (en) * | 2007-03-22 | 2012-04-24 | Research In Motion Limited | Device and method for improved lost frame concealment |
DE102008007113A1 (de) * | 2008-01-31 | 2009-08-06 | Universität Paderborn | Verfahren und Vorrichtung zur Schätzung von Kanalparametern |
US8583996B2 (en) * | 2010-07-30 | 2013-11-12 | Michael Anthony Maiuzzo | Method and apparatus for determining bits in a convolutionally decoded output bit stream to be marked for erasure |
MY191154A (en) * | 2014-02-11 | 2022-06-02 | Huawei Tech Co Ltd | Channel decoding method and apparatus, and distributed decoder |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3806647A (en) * | 1972-07-28 | 1974-04-23 | Communications Satellite Corp | Phase ambiguity resolution system using convolutional coding-threshold decoding |
US3953674A (en) * | 1975-04-04 | 1976-04-27 | Nasa | Telemetry Synchronizer |
IT1211612B (it) * | 1987-12-22 | 1989-11-03 | Esercizio Delle Telecomunicazi | Procedimento e dispositivo di decodifica con rivelazione di cancellature per sistemi di trasmissione multilivello |
US4945538A (en) * | 1988-11-14 | 1990-07-31 | International Business Machines Corporation | Method and apparatus for processing sample values in a coded signal processing channel |
US5113400A (en) * | 1990-11-21 | 1992-05-12 | Motorola, Inc. | Error detection system |
US5321705A (en) * | 1990-11-21 | 1994-06-14 | Motorola, Inc. | Error detection system |
US5255343A (en) * | 1992-06-26 | 1993-10-19 | Northern Telecom Limited | Method for detecting and masking bad frames in coded speech signals |
-
1993
- 1993-09-15 US US08/121,809 patent/US6092230A/en not_active Expired - Lifetime
-
1994
- 1994-07-19 CA CA002147497A patent/CA2147497A1/en not_active Abandoned
- 1994-07-19 JP JP7509154A patent/JPH08503596A/ja active Pending
- 1994-07-19 WO PCT/US1994/008035 patent/WO1995008152A1/en active IP Right Grant
- 1994-07-19 EP EP94925676A patent/EP0669026B1/en not_active Expired - Lifetime
- 1994-07-19 DE DE4496916T patent/DE4496916T1/de not_active Ceased
-
1995
- 1995-05-15 FI FI952364A patent/FI115095B/fi not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO1995008152A1 (en) | 1995-03-23 |
JPH08503596A (ja) | 1996-04-16 |
CA2147497A1 (en) | 1995-03-23 |
EP0669026A4 (en) | 1997-08-20 |
EP0669026B1 (en) | 2001-12-05 |
FI115095B (fi) | 2005-02-28 |
US6092230A (en) | 2000-07-18 |
DE4496916T1 (de) | 1997-07-31 |
EP0669026A1 (en) | 1995-08-30 |
FI952364A0 (fi) | 1995-05-15 |
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Legal Events
Date | Code | Title | Description |
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FG | Patent granted |
Ref document number: 115095 Country of ref document: FI |
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PC | Transfer of assignment of patent |
Owner name: MOTOROLA MOBILITY, INC. Free format text: MOTOROLA MOBILITY, INC. |
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MA | Patent expired |