AU733335B2 - Defining quality of transmission in a transmission system - Google Patents

Defining quality of transmission in a transmission system Download PDF

Info

Publication number
AU733335B2
AU733335B2 AU88656/98A AU8865698A AU733335B2 AU 733335 B2 AU733335 B2 AU 733335B2 AU 88656/98 A AU88656/98 A AU 88656/98A AU 8865698 A AU8865698 A AU 8865698A AU 733335 B2 AU733335 B2 AU 733335B2
Authority
AU
Australia
Prior art keywords
transmission
quality
information
time
test information
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.)
Ceased
Application number
AU88656/98A
Other languages
English (en)
Other versions
AU8865698A (en
Inventor
Jouni Saastamoinen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nemo Technologies Oy
Original Assignee
Nemo Technologies Oy
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 Nemo Technologies Oy filed Critical Nemo Technologies Oy
Publication of AU8865698A publication Critical patent/AU8865698A/en
Application granted granted Critical
Publication of AU733335B2 publication Critical patent/AU733335B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • H04L1/24—Testing correct operation
    • H04L1/242—Testing correct operation by comparing a transmitted test signal with a locally generated replica

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Maintenance And Management Of Digital Transmission (AREA)
AU88656/98A 1997-08-26 1998-08-25 Defining quality of transmission in a transmission system Ceased AU733335B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FI973502A FI105735B (fi) 1997-08-26 1997-08-26 Menetelmä ja järjestely siirron laadun määrittämiseksi tiedonsiirtojärjestelmässä
FI973502 1997-08-26
PCT/FI1998/000652 WO1999011014A2 (fi) 1997-08-26 1998-08-25 Defining quality of transmission in a transmission system

Publications (2)

Publication Number Publication Date
AU8865698A AU8865698A (en) 1999-03-16
AU733335B2 true AU733335B2 (en) 2001-05-10

Family

ID=8549424

Family Applications (1)

Application Number Title Priority Date Filing Date
AU88656/98A Ceased AU733335B2 (en) 1997-08-26 1998-08-25 Defining quality of transmission in a transmission system

Country Status (8)

Country Link
EP (1) EP1010289A2 (fi)
JP (1) JP2001514460A (fi)
CN (1) CN1268269A (fi)
AU (1) AU733335B2 (fi)
CA (1) CA2302469A1 (fi)
FI (1) FI105735B (fi)
NO (1) NO20000740L (fi)
WO (1) WO1999011014A2 (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100391179C (zh) * 2003-11-04 2008-05-28 华为技术有限公司 网络线路误码检测系统及方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5526366A (en) * 1994-01-24 1996-06-11 Nokia Mobile Phones Ltd. Speech code processing

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3708002A1 (de) * 1987-03-12 1988-09-22 Telefonbau & Normalzeit Gmbh Messverfahren zum beurteilen der guete von sprachcodierern und/oder uebertragungsstrecken
SE9201236L (sv) * 1992-04-21 1993-04-26 Televerket Anordning vid mobila telesystem foer att moejliggoera jaemfoerelser av subjektiv samtalskvalite
WO1996006496A1 (en) * 1994-08-18 1996-02-29 British Telecommunications Public Limited Company Analysis of audio quality

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5526366A (en) * 1994-01-24 1996-06-11 Nokia Mobile Phones Ltd. Speech code processing

Also Published As

Publication number Publication date
WO1999011014A3 (fi) 1999-05-20
CA2302469A1 (en) 1999-03-04
FI973502A0 (fi) 1997-08-26
AU8865698A (en) 1999-03-16
FI105735B (fi) 2000-09-29
FI973502A (fi) 1999-02-27
NO20000740L (no) 2000-04-13
CN1268269A (zh) 2000-09-27
WO1999011014A2 (fi) 1999-03-04
NO20000740D0 (no) 2000-02-14
EP1010289A2 (en) 2000-06-21
JP2001514460A (ja) 2001-09-11

Similar Documents

Publication Publication Date Title
CA2290821C (en) Speech quality measurement in mobile telecommunication networks based on radio link parameters
EP0648032B1 (en) A signal quality detecting circuit and method for receivers in the GSM system
US6201960B1 (en) Speech quality measurement based on radio link parameters and objective measurement of received speech signals
KR100201971B1 (ko) 적어도 두개의 수신분기를 구비하는 수신기
US5802446A (en) Method and apparatus for testing a communication channel
US6029057A (en) Diversity method, a radio receiver and a radio system
CA2070834A1 (en) Error rate monitor
JPH04502695A (ja) 変動する伝送特性を有するチャネルにビタビ・アルゴリズムを適用する方法及びその方法を実行する装置
EP0612453A1 (en) A method and an arrangement for frame detection quality estimation in the receiver of a radio communication system
CN100459485C (zh) 测定信号质量和从预定信号中挑选同步模式的方法
JP2008136234A (ja) 受信方法及び受信器
EP0193332A2 (en) Received signal processing apparatus
JPH06318879A (ja) ディジタル通信装置
AU733335B2 (en) Defining quality of transmission in a transmission system
EP3902314B1 (en) Method of training a test system for mobile network testing, test system as well as method of mobile testing
US6983143B2 (en) Method of managing and monitoring performances in digital radio systems
CN111031609A (zh) 一种信道的选择方法及装置
EP0683585B1 (fr) Dispositif de prise de décision par estimation de séquence à maximum de vraisemblance
US5633860A (en) Reliablity-controlled data reception in receivers for TDMA mobile radio systems
CN1319293A (zh) 评估数字通信信号的传输质量的方法和装置
Qinghua et al. Research on real-time BER estimation in satellite downlink
GB2354915A (en) Digital signal receiver synchronisation
EP0916196B1 (en) Method for determining connection quality, and a receiver
JPH09247219A (ja) 信号判定器
WO2009016475A2 (en) Process for analysing an analogue/digital terrestrial and/or cable television signal and related apparatus

Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)
MK14 Patent ceased section 143(a) (annual fees not paid) or expired