ATE438262T1 - Tonsignalisierung mit tfo- kommunikationsverbindungen - Google Patents

Tonsignalisierung mit tfo- kommunikationsverbindungen

Info

Publication number
ATE438262T1
ATE438262T1 AT01927662T AT01927662T ATE438262T1 AT E438262 T1 ATE438262 T1 AT E438262T1 AT 01927662 T AT01927662 T AT 01927662T AT 01927662 T AT01927662 T AT 01927662T AT E438262 T1 ATE438262 T1 AT E438262T1
Authority
AT
Austria
Prior art keywords
tfo
link
frame
bits
tone
Prior art date
Application number
AT01927662T
Other languages
English (en)
Inventor
Eckhard Delfs
Karl Hellwig
Rudolf Hoffman
Emilian Ertel
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
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE438262T1 publication Critical patent/ATE438262T1/de

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/20Services signaling; Auxiliary data signalling, i.e. transmitting data via a non-traffic channel
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q3/00Selecting arrangements
    • H04Q3/0016Arrangements providing connection between exchanges
    • H04Q3/0025Provisions for signalling
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q2213/00Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13034A/D conversion, code compression/expansion
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q2213/00Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13098Mobile subscriber
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q2213/00Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13367Hierarchical multiplexing, add-drop multiplexing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q2213/00Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13396Signaling in general, in-band signalling
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04QSELECTING
    • H04Q2213/00Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13405Dual frequency signaling, DTMF
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W88/00Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/18Service support devices; Network management devices
    • H04W88/181Transcoding devices; Rate adaptation devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Telephonic Communication Services (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephone Set Structure (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Time-Division Multiplex Systems (AREA)
AT01927662T 2000-02-11 2001-02-09 Tonsignalisierung mit tfo- kommunikationsverbindungen ATE438262T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP00102223A EP1124386A1 (de) 2000-02-11 2000-02-11 Tonsignalisierung mit TFO-Nachrichtenverbindungen
PCT/EP2001/001444 WO2001060081A1 (en) 2000-02-11 2001-02-09 Tone signalling with tfo communication links

Publications (1)

Publication Number Publication Date
ATE438262T1 true ATE438262T1 (de) 2009-08-15

Family

ID=8167765

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01927662T ATE438262T1 (de) 2000-02-11 2001-02-09 Tonsignalisierung mit tfo- kommunikationsverbindungen

Country Status (7)

Country Link
US (1) US6826404B2 (de)
EP (2) EP1124386A1 (de)
AT (1) ATE438262T1 (de)
AU (1) AU2001254636A1 (de)
DE (1) DE60139378D1 (de)
ES (1) ES2330304T3 (de)
WO (1) WO2001060081A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7289461B2 (en) * 2001-03-15 2007-10-30 Qualcomm Incorporated Communications using wideband terminals
US7158597B2 (en) * 2001-08-20 2007-01-02 Tellabs Operations, Inc. TFO resynchronization system
WO2003024137A1 (en) * 2001-09-13 2003-03-20 Nokia Corporation Signal processing device and signal processing method
DE50212082D1 (de) * 2001-11-27 2008-05-21 Nokia Siemens Networks Gmbh Verfahren zum austauschen von nach unterschiedlichen codierungsgesetzen erzeugten nutzinformationen zwischen wenigstens 2 teilnehmerendeinrichtungen
EP1518427B1 (de) * 2002-05-31 2006-04-26 Siemens Aktiengesellschaft Abfrage der aktuell gültigen bitraten bei unterbrechung eines trfo-calls (anrufs)
US7864868B2 (en) * 2003-04-21 2011-01-04 Nokia Siemens Networks Oy Method for detecting an octet slip
US20060014559A1 (en) * 2004-07-16 2006-01-19 Utstarcom, Inc. Method and apparatus for recording of conversations by network signaling to initiate recording
CA2582957C (en) 2004-10-11 2013-09-03 2Wire Inc. Periodic impulse noise mitigation in a dsl system
US20060083324A1 (en) * 2004-10-15 2006-04-20 Desjardins Philip Method and apparatus for detecting transmission errors for digital subscriber lines
US7953163B2 (en) 2004-11-30 2011-05-31 Broadcom Corporation Block linear equalization in a multicarrier communication system
WO2006063622A1 (en) * 2004-12-16 2006-06-22 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for optimising the sending of tones/announcements during tandem-free operation (tfo)
US7852950B2 (en) 2005-02-25 2010-12-14 Broadcom Corporation Methods and apparatuses for canceling correlated noise in a multi-carrier communication system
US9374257B2 (en) 2005-03-18 2016-06-21 Broadcom Corporation Methods and apparatuses of measuring impulse noise parameters in multi-carrier communication systems
US7813439B2 (en) 2006-02-06 2010-10-12 Broadcom Corporation Various methods and apparatuses for impulse noise detection
TWI393453B (zh) * 2008-10-06 2013-04-11 松翰科技股份有限公司 適用於自動控制裝置的音調偵測方法及音調偵測裝置
US8605837B2 (en) 2008-10-10 2013-12-10 Broadcom Corporation Adaptive frequency-domain reference noise canceller for multicarrier communications systems

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI98972C (fi) * 1994-11-21 1997-09-10 Nokia Telecommunications Oy Digitaalinen matkaviestinjärjestelmä
US5768308A (en) * 1994-12-19 1998-06-16 Northern Telecom Limited System for TDMA mobile-to-mobile VSELP codec bypass
DE19544367A1 (de) * 1995-11-29 1997-06-05 Bosch Gmbh Robert Verfahren zum Übertragen von Daten, insbesondere von GSM-Daten
US5983117A (en) * 1996-06-21 1999-11-09 Nortel Networks Corporation System and method for interfacing a standard telephony device to a wireless communication system
KR100248272B1 (ko) * 1997-06-30 2000-03-15 김영환 보코더의 pcm데이터형식에 따른 바이패스모드 동작시기의 제어방법
FI973975A7 (fi) * 1997-10-16 1999-04-17 Nokia Corp Matkaviestinjärjestelmä ja transkooderiyksikkö
US6009383A (en) * 1997-10-30 1999-12-28 Nortel Networks Corporation Digital connection for voice activated services on wireless networks
US6172974B1 (en) * 1997-10-31 2001-01-09 Nortel Networks Limited Network element having tandem free operation capabilities
US6295302B1 (en) * 1998-04-24 2001-09-25 Telefonaktiebolaget L M Ericsson (Publ) Alternating speech and data transmission in digital communications systems
AU2831099A (en) * 1999-02-04 2000-08-25 Nokia Networks Oy Tone detection elimination
GB2353192B (en) * 1999-08-11 2004-02-25 Ericsson Telefon Ab L M Transcoder rate controller

Also Published As

Publication number Publication date
EP1254569A1 (de) 2002-11-06
ES2330304T3 (es) 2009-12-09
WO2001060081A1 (en) 2001-08-16
EP1124386A1 (de) 2001-08-16
EP1254569B1 (de) 2009-07-29
US20010019958A1 (en) 2001-09-06
US6826404B2 (en) 2004-11-30
AU2001254636A1 (en) 2001-08-20
DE60139378D1 (de) 2009-09-10

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Legal Events

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