FI952364A - Menetelmä ja laite virheellisten informaatiokehysten ilmaisemiseksi viestintäjärjestelmässä - Google Patents

Menetelmä ja laite virheellisten informaatiokehysten ilmaisemiseksi viestintäjärjestelmässä Download PDF

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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
Application number
FI952364A
Other languages
English (en)
Swedish (sv)
Other versions
FI115095B (fi
FI952364A0 (fi
Inventor
Sandra L Wood
Thomas J Kundmann
Lee M Proctor
Ken Stewart
Original Assignee
Motorola Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Motorola Inc filed Critical Motorola Inc
Publication of FI952364A0 publication Critical patent/FI952364A0/fi
Publication of FI952364A publication Critical patent/FI952364A/fi
Application granted granted Critical
Publication of FI115095B publication Critical patent/FI115095B/fi

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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)
  • Error Detection And Correction (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
FI952364A 1993-09-15 1995-05-15 Menetelmä ja laite virheellisten informaatiokehysten ilmaisemiseksi viestintäjärjestelmässä FI115095B (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US08/121,809 US6092230A (en) 1993-09-15 1993-09-15 Method and apparatus for detecting bad frames of information in a communication system
US12180993 1993-09-15
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
FI952364A0 FI952364A0 (fi) 1995-05-15
FI952364A true FI952364A (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)

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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
ATE311654T1 (de) 1998-09-18 2005-12-15 Koninkl Philips Electronics Nv Erzeugung von amplitudenstufen für einen bitdetektor mit partiellen wiedergabe und höchster wahrscheinlichkeit (prml)
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
AU764989B2 (en) * 2000-04-27 2003-09-04 Samsung Electronics Co., Ltd. Method of supporting power control on supplemental channel in base station
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
US7103096B2 (en) * 2000-10-12 2006-09-05 3Com Corporation Performance evaluation of multicarrier channels with forward error correction and automatic retransmission request
US7110467B2 (en) * 2000-10-12 2006-09-19 3Com Corporation Performance evaluation of a G.dmt-compliant digital subscriber line system
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

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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

Also Published As

Publication number Publication date
DE4496916T1 (de) 1997-07-31
WO1995008152A1 (en) 1995-03-23
CA2147497A1 (en) 1995-03-23
FI115095B (fi) 2005-02-28
EP0669026B1 (en) 2001-12-05
EP0669026A1 (en) 1995-08-30
FI952364A0 (fi) 1995-05-15
JPH08503596A (ja) 1996-04-16
US6092230A (en) 2000-07-18
EP0669026A4 (en) 1997-08-20

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