IT8520766A0 - Commutazione telefonica. metodo e apparato di sincronizzazione per un sistema di - Google Patents

Commutazione telefonica. metodo e apparato di sincronizzazione per un sistema di

Info

Publication number
IT8520766A0
IT8520766A0 IT8520766A IT2076685A IT8520766A0 IT 8520766 A0 IT8520766 A0 IT 8520766A0 IT 8520766 A IT8520766 A IT 8520766A IT 2076685 A IT2076685 A IT 2076685A IT 8520766 A0 IT8520766 A0 IT 8520766A0
Authority
IT
Italy
Prior art keywords
synchronization method
telephone switching
telephone
switching
synchronization
Prior art date
Application number
IT8520766A
Other languages
English (en)
Other versions
IT1215275B (it
Inventor
V Vincent Korsky
Chansak Laoteipitaks
Original Assignee
Tie Communications
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 Tie Communications filed Critical Tie Communications
Publication of IT8520766A0 publication Critical patent/IT8520766A0/it
Application granted granted Critical
Publication of IT1215275B publication Critical patent/IT1215275B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
    • H04M9/003—Transmission of control signals from or to the key telephone set; signalling equipment at key telephone set, e.g. keyboard or display equipment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0682—Clock or time synchronisation in a network by delay compensation, e.g. by compensation of propagation delay or variations thereof, by ranging
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/253—Telephone sets using digital voice transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0016—Arrangements for synchronising receiver with transmitter correction of synchronization errors
    • H04L7/0033—Correction by delay
    • H04L7/0041—Delay of data signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0054—Detection of the synchronisation error by features other than the received signal transition
    • H04L7/0066—Detection of the synchronisation error by features other than the received signal transition detection of error based on transmission code rule

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Telephonic Communication Services (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
IT8520766A 1984-05-17 1985-05-17 Commutazione telefonica. metodo e apparato di sincronizzazione per un sistema di IT1215275B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/611,094 US4757521A (en) 1984-05-17 1984-05-17 Synchronization method and apparatus for a telephone switching system

Publications (2)

Publication Number Publication Date
IT8520766A0 true IT8520766A0 (it) 1985-05-17
IT1215275B IT1215275B (it) 1990-01-31

Family

ID=24447600

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8520766A IT1215275B (it) 1984-05-17 1985-05-17 Commutazione telefonica. metodo e apparato di sincronizzazione per un sistema di

Country Status (5)

Country Link
US (1) US4757521A (it)
JP (1) JPS6143895A (it)
AU (1) AU579367B2 (it)
GB (1) GB2160391B (it)
IT (1) IT1215275B (it)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4577310A (en) * 1984-05-16 1986-03-18 Tie/Communications, Inc. Station interface for digital electronic telephone switching system having centralized digital audio processor
USRE33535E (en) * 1985-09-16 1991-02-12 Audio to video timing equalizer method and apparatus
US4965811A (en) * 1988-06-20 1990-10-23 Bell-Northern Research Ltd. Adaptive timing
FR2635933B1 (fr) * 1988-08-31 1990-10-12 Bull Sa Procede de transmission d'information sur une liaison bidirectionnelle et dispositif de mise en oeuvre de ce procede
GB8903567D0 (en) * 1989-02-16 1989-04-05 British Telecomm An optical network
JP2566459B2 (ja) * 1989-05-08 1996-12-25 日本電気エンジニアリング株式会社 エラスティックバッファ回路
DE4038561A1 (de) * 1990-10-02 1992-04-09 F & O Elektronic Systems Gmbh Verfahren zur getakteten korrelations- und signalverarbeitung mittels risc-prozessor fuer drahtlose empfaenger in von sendern ausgestrahlten digitalen rahmennetzen, mobilfunknetzen und gleichwertigen einrichtungen und vorrichtung hierzu
US5123009A (en) * 1990-10-26 1992-06-16 Racal Data Communications Inc. Method and apparatus for disabling an echo canceller
JP3101051B2 (ja) * 1992-01-29 2000-10-23 富士通株式会社 同期確立方法
GB2271251B (en) * 1992-10-01 1996-08-14 Digital Equipment Int Timer synchronisation system
EP0603600A3 (en) * 1992-12-21 1997-02-12 Rolm Co Path delay compensation in an open control loop system.
DE4334289A1 (de) * 1993-10-08 1995-04-13 Kommunikations Elektronik Schaltungsanordnung zur digitalen Datenübertragung
US5717861A (en) * 1995-12-21 1998-02-10 Zenith Electronics Corporation Method and system for determining network access delay
JP3596196B2 (ja) * 1996-11-15 2004-12-02 ソニー株式会社 データ伝送装置
US6222922B1 (en) 1997-04-22 2001-04-24 Silicon Laboratories, Inc. Loop current monitor circuitry and method for a communication system
WO2004002041A2 (en) * 2002-06-21 2003-12-31 Thomson Licensing S.A. Broadcast router having a multirate serial digital audio data stream encoder
JP4665486B2 (ja) * 2004-11-04 2011-04-06 パナソニック株式会社 音声信号遅延装置
WO2009139287A1 (ja) * 2008-05-12 2009-11-19 株式会社 日立メディコ 磁気共鳴イメージング装置及び信号伝送方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3453592A (en) * 1962-11-13 1969-07-01 Nippon Electric Co Delay time control system for signal check or correction
US3611435A (en) * 1969-03-24 1971-10-05 Itt Satellite communication system
GB1341382A (en) * 1970-01-20 1973-12-19 Cook A Digital signal transmission system
US3824340A (en) * 1972-11-08 1974-07-16 Itt Variable transmission time delay compensation arrangement
JPS577490B2 (it) * 1974-02-26 1982-02-10
US3958083A (en) * 1974-02-26 1976-05-18 Fujitsu Ltd. Acquisition system for the SDMA/TDMA satellite communication system
JPS5538749A (en) * 1978-09-11 1980-03-18 Meisei Electric Co Ltd Synchronous system for data transmission
CA1158739A (en) * 1980-04-30 1983-12-13 William Rodman Distributed network synchronization system
US4451917A (en) * 1981-01-15 1984-05-29 Lynch Communication Systems, Inc. Method and apparatus for pulse train synchronization in PCM transceivers
FR2502426A1 (fr) * 1981-03-20 1982-09-24 Trt Telecom Radio Electr Systeme de transmission d'informations entre une station principale et des stations secondaires operant selon un procede amrt
US4411007A (en) * 1981-04-29 1983-10-18 The Manitoba Telephone System Distributed network synchronization system
JPS5836034A (ja) * 1981-08-28 1983-03-02 Nippon Telegr & Teleph Corp <Ntt> 初期アクジシヨン方法

Also Published As

Publication number Publication date
JPS6143895A (ja) 1986-03-03
GB2160391B (en) 1987-10-28
GB2160391A (en) 1985-12-18
AU579367B2 (en) 1988-11-24
IT1215275B (it) 1990-01-31
GB8512158D0 (en) 1985-06-19
US4757521A (en) 1988-07-12
AU4193285A (en) 1985-11-21

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950530