FI964309A0 - Huonojen kehysten havannointi - Google Patents

Huonojen kehysten havannointi

Info

Publication number
FI964309A0
FI964309A0 FI964309A FI964309A FI964309A0 FI 964309 A0 FI964309 A0 FI 964309A0 FI 964309 A FI964309 A FI 964309A FI 964309 A FI964309 A FI 964309A FI 964309 A0 FI964309 A0 FI 964309A0
Authority
FI
Finland
Prior art keywords
frame detection
bad frame
bad
detection
frame
Prior art date
Application number
FI964309A
Other languages
English (en)
Swedish (sv)
Other versions
FI964309A (fi
Inventor
Karim Jamal
Fredrik Jansson
Original Assignee
Ericsson Telefon Ab L M
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
Priority claimed from SE9401462A external-priority patent/SE502244C2/sv
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of FI964309A0 publication Critical patent/FI964309A0/fi
Publication of FI964309A publication Critical patent/FI964309A/fi

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
    • 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
    • H04L1/0057—Block 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
    • H04L1/0056—Systems characterized by the type of code used
    • H04L1/0071—Use of interleaving
    • 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
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Power Engineering (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Error Detection And Correction (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
  • Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
FI964309A 1994-04-28 1996-10-25 Huonojen kehysten havannointi FI964309A (fi)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9401462A SE502244C2 (sv) 1993-06-11 1994-04-28 Sätt och anordning för avkodning av ljudsignaler i ett system för mobilradiokommunikation
SE9403386A SE504396C2 (sv) 1994-04-28 1994-10-06 Detektering av felaktigt mottagna dataramar i ett kommunikationssystem
PCT/SE1995/000423 WO1995030282A1 (en) 1994-04-28 1995-04-19 Bad frame detection

Publications (2)

Publication Number Publication Date
FI964309A0 true FI964309A0 (fi) 1996-10-25
FI964309A FI964309A (fi) 1996-12-18

Family

ID=26662044

Family Applications (1)

Application Number Title Priority Date Filing Date
FI964309A FI964309A (fi) 1994-04-28 1996-10-25 Huonojen kehysten havannointi

Country Status (13)

Country Link
US (1) US5901186A (fi)
EP (1) EP0758502B1 (fi)
JP (1) JPH09512679A (fi)
KR (1) KR100301100B1 (fi)
CN (1) CN1147320A (fi)
AU (1) AU689893B2 (fi)
BR (1) BR9507565A (fi)
CA (1) CA2188122A1 (fi)
DE (1) DE69518837T2 (fi)
FI (1) FI964309A (fi)
MX (1) MX9605118A (fi)
SE (1) SE504396C2 (fi)
WO (1) WO1995030282A1 (fi)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI100566B (fi) * 1996-01-24 1997-12-31 Nokia Telecommunications Oy Kehyksen laadun tunnistamismenetelmä ja vastaanotin
JP3340618B2 (ja) * 1996-04-19 2002-11-05 松下電器産業株式会社 誤り検出方法
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
FI116181B (fi) * 1997-02-07 2005-09-30 Nokia Corp Virheenkorjausta ja virheentunnistusta hyödyntävä informaationkoodausm enetelmä ja laitteet
DE19706749C1 (de) * 1997-02-20 1998-08-13 Siemens Ag Verfahren und Einrichtung zur Erkennung von Funkblöcken mit Übertragungsfehlern in einem Funk-Kommunikationssystem
WO1998038764A1 (de) * 1997-02-27 1998-09-03 Siemens Aktiengesellschaft Verfahren und anordnung zur rahmenfehlerdetektion zwecks fehlerverdeckung insbesondere bei gsm übertragungen
DE19716147A1 (de) * 1997-04-17 1998-10-22 Alsthom Cge Alcatel Verfahren und Vorrichtung zur Fehlerverdeckung in digitalen Übertragungssystemen
AU3351499A (en) * 1998-03-30 1999-10-18 Telefonaktiebolaget Lm Ericsson (Publ) An interleaving scheme for blocks in a packet switched system
FI105734B (fi) * 1998-07-03 2000-09-29 Nokia Networks Oy Automaattinen uudelleenlähetys
GB2343778B (en) * 1998-11-13 2003-03-05 Motorola Ltd Processing received data in a distributed speech recognition process
US6298084B1 (en) * 1998-11-24 2001-10-02 Motorola, Inc. Bad frame detector and turbo decoder
US6366624B1 (en) * 1998-11-30 2002-04-02 Ericsson Inc. Systems and methods for receiving a modulated signal containing encoded and unencoded bits using multi-pass demodulation
JP2000201086A (ja) * 1999-01-07 2000-07-18 Sony Corp デ―タ受信装置およびデ―タ受信方法
DE19921504A1 (de) * 1999-05-10 2000-11-23 Alcatel Sa Verfahren und Schaltungsanordnung zur Ermittlung einer Qualitätsinformation über die Übertragungsqualität eines Sprachsignals in einem digitalen Übertragungssystem
US7124193B1 (en) * 2000-08-24 2006-10-17 At&T Corp. Method of using link adaptation and power control for streaming services in wireless networks
US7069495B2 (en) 2000-10-30 2006-06-27 Telefonaktiebolaget Lm Ericsson (Publ) Bit error resilience for an internet protocol stack
US20020181407A1 (en) * 2001-03-28 2002-12-05 Anders Khullar Link quality control by using time dispersion information
GB0115728D0 (en) * 2001-06-28 2001-08-22 Astrium Ltd Improvements relating to data packet error detection
US7127663B2 (en) * 2003-08-28 2006-10-24 Qualcomm Incorporate Bad frame indicator for radio-telephone receivers in GSM mobile systems
GB2412278B (en) * 2004-03-16 2006-06-14 Motorola Inc Method and apparatus for classifying importance of encoded frames in a digital communications system
CN100418144C (zh) * 2004-04-13 2008-09-10 建兴电子科技股份有限公司 具有置放角度感测功能的电子装置及选择操作模式的方法
FI20045318A0 (fi) * 2004-09-01 2004-09-01 Nokia Corp Kommunikointijärjestelmä, vastaanotin, ja menetelmä arvioida vastaanotetun signaalin laatua
US7434117B1 (en) * 2005-10-28 2008-10-07 Mediatek Inc. Method and apparatus of determining bad frame indication for speech service in a wireless communication system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4541091A (en) * 1982-06-11 1985-09-10 Hitachi, Ltd. Code error detection and correction method and apparatus
CA1265250A (en) * 1985-03-04 1990-01-30 Alan Douglas Clark Data transmission
JPS6333028A (ja) * 1986-07-26 1988-02-12 Nec Corp 信号検出方式
US5220568A (en) * 1988-05-31 1993-06-15 Eastman Kodak Company Shift correcting code for channel encoded data
US5113400A (en) * 1990-11-21 1992-05-12 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
CN1147320A (zh) 1997-04-09
KR100301100B1 (ko) 2001-10-26
DE69518837T2 (de) 2001-01-11
EP0758502A1 (en) 1997-02-19
WO1995030282A1 (en) 1995-11-09
AU689893B2 (en) 1998-04-09
SE9403386D0 (sv) 1994-10-06
SE504396C2 (sv) 1997-01-27
FI964309A (fi) 1996-12-18
BR9507565A (pt) 1997-08-05
EP0758502B1 (en) 2000-09-13
US5901186A (en) 1999-05-04
AU2422295A (en) 1995-11-29
CA2188122A1 (en) 1995-11-09
MX9605118A (es) 1997-12-31
JPH09512679A (ja) 1997-12-16
SE9403386L (sv) 1995-10-29
DE69518837D1 (de) 2000-10-19

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