GB9915366D0 - Speech coding in a telecommunications system - Google Patents

Speech coding in a telecommunications system

Info

Publication number
GB9915366D0
GB9915366D0 GBGB9915366.0A GB9915366A GB9915366D0 GB 9915366 D0 GB9915366 D0 GB 9915366D0 GB 9915366 A GB9915366 A GB 9915366A GB 9915366 D0 GB9915366 D0 GB 9915366D0
Authority
GB
United Kingdom
Prior art keywords
telecommunications system
speech coding
speech
coding
telecommunications
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.)
Withdrawn
Application number
GBGB9915366.0A
Other versions
GB2352127A (en
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Priority to GB9915366A priority Critical patent/GB2352127A/en
Publication of GB9915366D0 publication Critical patent/GB9915366D0/en
Priority to EP08168896A priority patent/EP2043375B1/en
Priority to CN008104816A priority patent/CN1361994B/en
Priority to PCT/EP2000/004229 priority patent/WO2000070885A1/en
Priority to ES00931177T priority patent/ES2317837T3/en
Priority to JP2000619212A priority patent/JP4763136B2/en
Priority to CN2010101570358A priority patent/CN101917745B/en
Priority to AU49197/00A priority patent/AU4919700A/en
Priority to EP00931177A priority patent/EP1179264B1/en
Priority to ES08168896T priority patent/ES2375304T3/en
Priority to DE60041131T priority patent/DE60041131D1/en
Priority to US09/573,500 priority patent/US6671367B1/en
Publication of GB2352127A publication Critical patent/GB2352127A/en
Priority to US10/686,226 priority patent/US7292687B2/en
Priority to JP2011068582A priority patent/JP5118757B2/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/0016—Arrangements providing connection between exchanges
    • H04Q3/0025—Provisions for signalling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/2281—Call monitoring, e.g. for law enforcement purposes; Call tracing; Detection or prevention of malicious calls
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13034—A/D conversion, code compression/expansion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13098—Mobile subscriber
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13176—Common channel signaling, CCS7
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13196—Connection circuit/link/trunk/junction, bridge, router, gateway
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13204—Protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13339—Ciphering, encryption, security
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13345—Intelligent networks, SCP
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/1338—Inter-exchange connection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13389—LAN, internet
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computational Linguistics (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Mobile Radio Communication Systems (AREA)
GB9915366A 1999-05-17 1999-07-02 Speech coding in a telecommunication system Withdrawn GB2352127A (en)

Priority Applications (14)

Application Number Priority Date Filing Date Title
GB9915366A GB2352127A (en) 1999-07-02 1999-07-02 Speech coding in a telecommunication system
DE60041131T DE60041131D1 (en) 1999-05-17 2000-05-09 NEGOTIATING SKILLS IN A TELECOMMUNICATIONS NETWORK
CN2010101570358A CN101917745B (en) 1999-05-17 2000-05-09 Capability negotiation system, apparatus and method in a telecommunications network
EP00931177A EP1179264B1 (en) 1999-05-17 2000-05-09 Capability negotiation in a telecommunications network
PCT/EP2000/004229 WO2000070885A1 (en) 1999-05-17 2000-05-09 Capability negotiation in a telecommunications network
ES00931177T ES2317837T3 (en) 1999-05-17 2000-05-09 CAPACITY NEGOTIATION IN A TELECOMMUNICATIONS NETWORK.
JP2000619212A JP4763136B2 (en) 1999-05-17 2000-05-09 Function negotiation in telecommunications networks
EP08168896A EP2043375B1 (en) 1999-05-17 2000-05-09 Capability negotiation in a telecommunications network
AU49197/00A AU4919700A (en) 1999-05-17 2000-05-09 Capability negotiation in a telecommunications network
CN008104816A CN1361994B (en) 1999-05-17 2000-05-09 Capability negotiation system, apparatus and method in a telecommunications network
ES08168896T ES2375304T3 (en) 1999-05-17 2000-05-09 CAPACITY NEGOTIATION IN A TELECOMMUNICATIONS NETWORK.
US09/573,500 US6671367B1 (en) 1999-05-17 2000-05-16 Capability negotiation in a telecommunications network
US10/686,226 US7292687B2 (en) 1999-05-17 2003-10-15 Capability negotiation in a telecommunications network
JP2011068582A JP5118757B2 (en) 1999-05-17 2011-03-25 Function negotiation in telecommunications networks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9915366A GB2352127A (en) 1999-07-02 1999-07-02 Speech coding in a telecommunication system

Publications (2)

Publication Number Publication Date
GB9915366D0 true GB9915366D0 (en) 1999-09-01
GB2352127A GB2352127A (en) 2001-01-17

Family

ID=10856402

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9915366A Withdrawn GB2352127A (en) 1999-05-17 1999-07-02 Speech coding in a telecommunication system

Country Status (1)

Country Link
GB (1) GB2352127A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE364969T1 (en) * 2002-04-24 2007-07-15 Ericsson Telefon Ab L M BRIDGING TRANSCODING OPERATIONS IN A COMMUNICATIONS NETWORK
KR20060107120A (en) 2005-04-07 2006-10-13 엘지전자 주식회사 Speech codec switching method for mobile communication terminal
WO2009000292A1 (en) * 2007-06-25 2008-12-31 Telefonaktiebolaget Lm Ericsson (Publ) Technique for reducing transcoding operations in a telecommunication system

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5903862A (en) * 1995-01-25 1999-05-11 Weaver, Jr.; Lindsay A. Method and apparatus for detection of tandem vocoding to modify vocoder filtering
GB9621243D0 (en) * 1996-10-11 1996-11-27 Nokia Mobile Phones Ltd Dect/gcm interworking

Also Published As

Publication number Publication date
GB2352127A (en) 2001-01-17

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)