ID15929A - Peralatan transmisi untuk suatu hubungan antar kantor pusat telepon - Google Patents

Peralatan transmisi untuk suatu hubungan antar kantor pusat telepon

Info

Publication number
ID15929A
ID15929A IDP970407A ID970407A ID15929A ID 15929 A ID15929 A ID 15929A ID P970407 A IDP970407 A ID P970407A ID 970407 A ID970407 A ID 970407A ID 15929 A ID15929 A ID 15929A
Authority
ID
Indonesia
Prior art keywords
pcm
speech signal
pct
link
transmission
Prior art date
Application number
IDP970407A
Other languages
English (en)
Inventor
Matti Lehtimaki
Original Assignee
Nokia Telecommunications 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 Nokia Telecommunications Oy filed Critical Nokia Telecommunications Oy
Publication of ID15929A publication Critical patent/ID15929A/id

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/18—Service support devices; Network management devices
    • H04W88/181—Transcoding devices; Rate adaptation devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/12—Arrangements providing for calling or supervisory signals
    • H04J3/125—One of the channel pulses or the synchronisation pulse is also used for transmitting monitoring or supervisory signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W92/00—Interfaces specially adapted for wireless communication networks
    • H04W92/04—Interfaces between hierarchically different network devices
    • H04W92/12—Interfaces between hierarchically different network devices between access points and access point controllers

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Small-Scale Networks (AREA)
  • Communication Control (AREA)
  • Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
  • Telephone Function (AREA)
  • Pens And Brushes (AREA)
  • Cable Accessories (AREA)
  • Dry Shavers And Clippers (AREA)
  • Processing Of Terminals (AREA)
  • Insulating Bodies (AREA)
  • Vehicle Body Suspensions (AREA)
  • Specific Conveyance Elements (AREA)
  • Manipulator (AREA)
IDP970407A 1996-02-08 1997-02-11 Peralatan transmisi untuk suatu hubungan antar kantor pusat telepon ID15929A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI960590A FI102445B (fi) 1996-02-08 1996-02-08 Transmissiolaitteisto keskusten väliselle yhteydelle

Publications (1)

Publication Number Publication Date
ID15929A true ID15929A (id) 1997-08-21

Family

ID=8545377

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP970407A ID15929A (id) 1996-02-08 1997-02-11 Peralatan transmisi untuk suatu hubungan antar kantor pusat telepon

Country Status (14)

Country Link
US (1) US6125120A (id)
EP (1) EP0820668B1 (id)
JP (1) JP3514465B2 (id)
KR (1) KR19980703713A (id)
CN (1) CN1131613C (id)
AT (1) ATE279057T1 (id)
AU (1) AU723505B2 (id)
CA (1) CA2215059C (id)
DE (1) DE69731036T2 (id)
FI (1) FI102445B (id)
ID (1) ID15929A (id)
NO (1) NO321006B1 (id)
TW (1) TW387171B (id)
WO (1) WO1997029566A1 (id)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI106082B (fi) 1996-12-05 2000-11-15 Nokia Networks Oy Menetelmä puhekanavan takaisinkytkemisen havaitsemiseksi sekä puheenkäsittelylaite
FI109755B (fi) * 1997-11-13 2002-09-30 Nokia Corp Menetelmä matkaviestinjärjestelmän transkooderin ohjaamiseksi sekä matkaviestinjärjestelmä
US6745049B1 (en) 1997-12-10 2004-06-01 Mitsubishi Denki Kabushiki Kaisha Mobile communication system
FI109399B (fi) * 1998-01-05 2002-07-15 Nokia Corp Menetelmä tiedonsiirtokanavien varaamiseksi tukiasemajärjestelmän ja matkapuhelinkeskuksen välillä
DE19804581C2 (de) * 1998-02-05 2000-08-17 Siemens Ag Verfahren und Funk-Kommunikationssystem zur Übertragung von Sprachinformation
FI105436B (fi) * 1998-02-11 2000-08-15 Nokia Networks Oy Menetelmä tietoliikennekanavan vaihtamiseksi matkaviestinjärjestelmässä
US6320880B1 (en) * 1998-03-23 2001-11-20 Nokia Telecommunications Oy Method for synchronization
US6295302B1 (en) * 1998-04-24 2001-09-25 Telefonaktiebolaget L M Ericsson (Publ) Alternating speech and data transmission in digital communications systems
JPH11313375A (ja) 1998-04-28 1999-11-09 Matsushita Electric Ind Co Ltd 移動通信システム
CA2266149A1 (en) * 1998-07-06 2000-01-06 Telecommunications Research Laboratories An analog radio system with acoustic transmission properties
FI982796A7 (fi) 1998-12-23 2000-06-24 Nokia Corp Tiedonsiirron tehostaminen
JP3701492B2 (ja) * 1999-02-19 2005-09-28 富士通株式会社 ゲートウェイ装置
NO310950B1 (no) * 1999-03-10 2001-09-17 Ericsson Telefon Ab L M Anordning for forbedring av talekvalitet, spesielt for VoIP (Voice over IP) anrop
FR2792156B1 (fr) * 1999-04-06 2001-06-15 Cit Alcatel Procede et dispositif de transmission de donnees sur un canal de parole
US6657996B1 (en) * 1999-04-21 2003-12-02 Telogy Networks, Inc. Apparatus and method for improving voice quality by removing tandem codecs in a voice communication link
GB2353192B (en) * 1999-08-11 2004-02-25 Ericsson Telefon Ab L M Transcoder rate controller
EP1083762A1 (en) * 1999-09-09 2001-03-14 Alcatel Mobile telecommunication terminal with a codec and additional decoders
FI109402B (fi) * 1999-09-29 2002-07-15 Nokia Corp Matkaviestinjärjestelmä
WO2001024549A2 (en) * 1999-09-30 2001-04-05 Nokia Corporation Voice over pcm technique providing compatibility between pcm data and lower rate vocoder data
GB2357221A (en) * 1999-12-10 2001-06-13 Nokia Mobile Phones Ltd A communication network where channels can operate at a first or second data rate
AU3265601A (en) * 1999-12-23 2001-07-03 Ericsson Inc. Transparent communication interception in a core transport network
FR2803476B1 (fr) * 1999-12-31 2003-01-10 Cit Alcatel Procede d'etablissement de mode de fonctionnement sans double transcodage dans un systeme cellulaire de radiocommunications mobiles
EP1667383B1 (en) 2000-05-17 2008-07-16 Symstream Technology Holdings No. 2 PTY LTD Method and apparatus for transmitting a data communication in voice frames with the use of an Octave Pulse Data encoder/decoder
US7289461B2 (en) * 2001-03-15 2007-10-30 Qualcomm Incorporated Communications using wideband terminals
US20020197987A1 (en) * 2001-06-25 2002-12-26 Taylor D. Cameron Transparent data transmission for wireless/cellular communication system
US7158597B2 (en) * 2001-08-20 2007-01-02 Tellabs Operations, Inc. TFO resynchronization system
US7158572B2 (en) * 2002-02-14 2007-01-02 Tellabs Operations, Inc. Audio enhancement communication techniques
FR2863797B1 (fr) * 2003-12-15 2006-02-24 Cit Alcatel Compression/decompression de couche deux pour la transmission mixte synchrone/asynchrone de trames de donnees au sein d'un reseau de communications
FR2866499B1 (fr) * 2004-02-12 2006-05-26 Cit Alcatel Procede pour le transport de parole compressee en mode paquet dans le reseau coeur d'infrastructures de communication avec des mobiles
US8135362B2 (en) 2005-03-07 2012-03-13 Symstream Technology Holdings Pty Ltd Symbol stream virtual radio organism method and apparatus
US20080056117A1 (en) * 2006-09-01 2008-03-06 Tarik Muharemovic Specification of sub-channels for fdm based transmission including ofdma and sc-ofdma
US20150170655A1 (en) * 2013-12-15 2015-06-18 Qualcomm Incorporated Systems and methods of blind bandwidth extension

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4924480A (en) * 1988-03-11 1990-05-08 American Telephone And Telegraph Company Codecs with suppression of multiple encoding/decodings across a connection
WO1992003023A1 (fr) * 1990-08-06 1992-02-20 Fujitsu Limited Materiel de telecommunications avec fonction de commutation a repetition
GB9113515D0 (en) * 1991-06-21 1991-08-07 Plessey Telecomm Speech signal transmission
FR2702111B1 (fr) * 1993-02-26 1995-05-12 Alcatel Radiotelephone Procédé de gestion des erreurs de transmission entre une station de base et un transcodeur dans un système de radiocommunication numérique, station de base et transcodeur correspondants.
FI93915C (fi) * 1993-09-20 1995-06-12 Nokia Telecommunications Oy Digitaalisen radiopuhelinjärjestelmän transkoodausyksikkö ja transdekoodausyksikkö sekä menetelmä transkoodausyksikön ulostulon säätämiseksi ja transdekoodausyksikön ulostulon säätämiseksi
DE69331152T2 (de) * 1993-09-24 2002-06-20 Nokia Networks Oy, Espoo Sanftes weiterreichen in einem zellularen kommunikationssystem
FI98972C (fi) * 1994-11-21 1997-09-10 Nokia Telecommunications Oy Digitaalinen matkaviestinjärjestelmä
US5884173A (en) * 1994-12-19 1999-03-16 Lucent Technologies Mobile radio system with improved handover facility
US5903862A (en) * 1995-01-25 1999-05-11 Weaver, Jr.; Lindsay A. Method and apparatus for detection of tandem vocoding to modify vocoder filtering
FI101439B1 (fi) * 1995-04-13 1998-06-15 Nokia Telecommunications Oy Transkooderi, jossa on tandem-koodauksen esto
US5892811A (en) * 1995-12-04 1999-04-06 Motorola, Inc. Radio telecommunication network and method for unobtrusive call interception via transcoder bypass

Also Published As

Publication number Publication date
US6125120A (en) 2000-09-26
EP0820668B1 (en) 2004-10-06
ATE279057T1 (de) 2004-10-15
CA2215059A1 (en) 1997-08-14
DE69731036T2 (de) 2005-10-06
WO1997029566A1 (en) 1997-08-14
FI960590A7 (fi) 1997-08-09
CN1178618A (zh) 1998-04-08
AU723505B2 (en) 2000-08-31
NO974634L (no) 1997-10-07
JP3514465B2 (ja) 2004-03-31
NO321006B1 (no) 2006-02-27
CA2215059C (en) 2004-07-06
FI102445B1 (fi) 1998-11-30
EP0820668A1 (en) 1998-01-28
FI960590A0 (fi) 1996-02-08
NO974634D0 (no) 1997-10-07
AU1603997A (en) 1997-08-28
JPH11503593A (ja) 1999-03-26
KR19980703713A (ko) 1998-12-05
CN1131613C (zh) 2003-12-17
FI102445B (fi) 1998-11-30
TW387171B (en) 2000-04-11
DE69731036D1 (de) 2004-11-11

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