DE69128924D1 - System zur Unterdrückung der Verzögerungsverzerrung für ein ATM-Kommunikationssystem - Google Patents

System zur Unterdrückung der Verzögerungsverzerrung für ein ATM-Kommunikationssystem

Info

Publication number
DE69128924D1
DE69128924D1 DE69128924T DE69128924T DE69128924D1 DE 69128924 D1 DE69128924 D1 DE 69128924D1 DE 69128924 T DE69128924 T DE 69128924T DE 69128924 T DE69128924 T DE 69128924T DE 69128924 D1 DE69128924 D1 DE 69128924D1
Authority
DE
Germany
Prior art keywords
atm communication
delay distortion
distortion suppression
communication system
suppression system
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.)
Expired - Fee Related
Application number
DE69128924T
Other languages
English (en)
Other versions
DE69128924T2 (de
Inventor
Hidetoshi Toyofuku
Masanori Kajiwara
Takeshi Tanaka
Hideki Mase
Atsuyuki Mukai
Tomonobu Takashima
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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
Priority claimed from JP2306211A external-priority patent/JPH04179341A/ja
Priority claimed from JP3031997A external-priority patent/JPH04246953A/ja
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE69128924D1 publication Critical patent/DE69128924D1/de
Application granted granted Critical
Publication of DE69128924T2 publication Critical patent/DE69128924T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/062—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers
    • H04J3/0632—Synchronisation of packets and cells, e.g. transmission of voice via a packet network, circuit emulation service [CES]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/20—Support for services
    • H04L49/205—Quality of Service based
    • H04L49/206—Real Time traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5638—Services, e.g. multimedia, GOS, QOS
    • H04L2012/5646—Cell characteristics, e.g. loss, delay, jitter, sequence integrity
    • H04L2012/5649—Cell delay or jitter

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Hardware Design (AREA)
  • Quality & Reliability (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
DE69128924T 1990-11-14 1991-11-13 System zur Unterdrückung der Verzögerungsverzerrung für ein ATM-Kommunikationssystem Expired - Fee Related DE69128924T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2306211A JPH04179341A (ja) 1990-11-14 1990-11-14 遅延揺らぎ吸収制御方式
JP3031997A JPH04246953A (ja) 1991-01-31 1991-01-31 Ａｔｍ通信におけるセルの遅延ゆらぎ吸収方式

Publications (2)

Publication Number Publication Date
DE69128924D1 true DE69128924D1 (de) 1998-03-26
DE69128924T2 DE69128924T2 (de) 1998-07-09

Family

ID=26370512

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69128924T Expired - Fee Related DE69128924T2 (de) 1990-11-14 1991-11-13 System zur Unterdrückung der Verzögerungsverzerrung für ein ATM-Kommunikationssystem

Country Status (5)

Country Link
US (1) US5301193A (de)
EP (1) EP0485971B1 (de)
AU (1) AU634915B2 (de)
CA (1) CA2055396C (de)
DE (1) DE69128924T2 (de)

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DE4442654C1 (de) * 1994-11-30 1996-05-23 Siemens Ag Verfahren zur Reduktion von Laufzeitschwankungen von ATM-Zellen
JPH08195753A (ja) * 1995-01-18 1996-07-30 Fujitsu Ltd Ａｔｍセル揺らぎ吸収装置
US5623483A (en) * 1995-05-11 1997-04-22 Lucent Technologies Inc. Synchronization system for networked multimedia streams
US6055247A (en) * 1995-07-13 2000-04-25 Sony Corporation Data transmission method, data transmission apparatus and data transmission system
US5996019A (en) * 1995-07-19 1999-11-30 Fujitsu Network Communications, Inc. Network link access scheduling using a plurality of prioritized lists containing queue identifiers
WO1997010656A1 (en) 1995-09-14 1997-03-20 Fujitsu Network Communications, Inc. Transmitter controlled flow control for buffer allocation in wide area atm networks
WO1997026737A1 (en) 1996-01-16 1997-07-24 Fujitsu Limited A reliable and flexible multicast mechanism for atm networks
EP0895378B1 (de) 1996-05-07 2006-03-08 Yamaha Corporation Verfahren und System zur Übertragung von Audiodaten mit Zeitstempel
US5748905A (en) * 1996-08-30 1998-05-05 Fujitsu Network Communications, Inc. Frame classification using classification keys
DE19644238C2 (de) * 1996-10-24 1998-12-24 Krone Ag Verfahren zur Synchronisation von Übertragungen mit konstanter Bitrate in ATM-Netzen und Schaltungsanordnung zur Durchführung des Verfahrens
JPH10336193A (ja) * 1997-05-30 1998-12-18 Hitachi Ltd Ａｔｍ通信端末およびａｔｍ通信システム
JP3558522B2 (ja) * 1998-06-12 2004-08-25 三菱電機株式会社 レート制御通信装置及びレート制御通信方法
US6359883B1 (en) * 1998-06-23 2002-03-19 The Kohl Group, Inc. Reducing the variability of the data rates of high-rate data streams in order to communicate such streams over a low-rate channel of fixed capacity
US6754209B1 (en) * 1998-08-28 2004-06-22 Intel Corporation Method and apparatus for transmitting and receiving network protocol compliant signal packets over a platform bus
US6661811B1 (en) * 1999-02-12 2003-12-09 Koninklijke Philips Electronics N.V. Method of and apparatus for communicating isochronous data
JP2002008393A (ja) * 2000-06-20 2002-01-11 Mitsubishi Electric Corp 半導体集積回路装置およびそのアクセスタイム評価方法
US7809021B2 (en) * 2002-07-10 2010-10-05 Solarflare Communications, Inc. Communication system and encoding method having low overhead
US8520519B2 (en) * 2002-09-20 2013-08-27 Broadcom Corporation External jitter buffer in a packet voice system
DE10308954A1 (de) * 2003-02-28 2004-09-09 Siemens Ag Übertragung von Daten in einem schaltbaren Datennetz
US20090210588A1 (en) * 2005-07-06 2009-08-20 Makoto Adachi Output Circuit, Control Program Product, and Control Method
WO2010019250A2 (en) * 2008-08-11 2010-02-18 Solarflare Communications, Inc. Method of synchronization for low power idle
US8461848B2 (en) 2008-12-10 2013-06-11 Marvell International Ltd. Cable diagnostics for Base-T systems
JP5768289B2 (ja) 2011-12-21 2015-08-26 株式会社日立製作所 ネットワークノード及びパケット管理方法
US10156887B2 (en) * 2016-09-29 2018-12-18 Qualcomm Incorporated Cache memory clock generation circuits for reducing power consumption and read errors in cache memory

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US4175214A (en) * 1978-08-07 1979-11-20 Gte Automatic Electric Laboratories Incorporated Apparatus and method for a pulse regeneration system
IT1118518B (it) * 1979-03-27 1986-03-03 Cselt Centro Studi Lab Telecom Procedimento e dispositivo per la ricostruzione del segnale vocale in un sistema di comunicazione a commutazione di pacchetto
JPS57159192A (en) * 1981-03-27 1982-10-01 Hitachi Ltd Audio packet exchange system
US4538259A (en) * 1983-07-05 1985-08-27 International Business Machines Corporation System for digitized voice and data with means to compensate for variable path delays
GB2177877A (en) * 1985-07-13 1987-01-28 Stc Plc Packet systems
EP0215526B1 (de) * 1985-09-19 1991-05-08 BELL TELEPHONE MANUFACTURING COMPANY Naamloze Vennootschap Datenübertragungssystem
US4726019A (en) * 1986-02-28 1988-02-16 American Telephone And Telegraph Company, At&T Bell Laboratories Digital encoder and decoder synchronization in the presence of late arriving packets
US4748620A (en) * 1986-02-28 1988-05-31 American Telephone And Telegraph Company, At&T Bell Laboratories Time stamp and packet virtual sequence numbering for reconstructing information signals from packets
JPS632439A (ja) * 1986-06-23 1988-01-07 Nippon Telegr & Teleph Corp <Ntt> バ−スト通信方式
US5144074A (en) * 1988-02-24 1992-09-01 Air Products And Chemicals, Inc. Process for the synthesis of carboxamides
DE68928867T2 (de) * 1988-07-22 1999-04-29 Hitachi Ltd ATM-Vermittlungssystem
JPH0263346A (ja) * 1988-08-30 1990-03-02 Nippon Telegr & Teleph Corp <Ntt> パケット通信装置における遅延ゆらぎ吸収方式
JPH02141144A (ja) * 1988-11-22 1990-05-30 Toshiba Corp 音声パケット通信方式
WO1991002419A1 (en) * 1989-08-09 1991-02-21 Alcatel N.V. Resequencing system for a switching node
DE3942977A1 (de) * 1989-12-23 1991-06-27 Standard Elektrik Lorenz Ag Verfahren zum wiederherstellen der richtigen zellfolge, insbesondere in einer atm-vermittlungsstelle, sowie ausgangseinheit hierfuer
US5115431A (en) * 1990-09-28 1992-05-19 Stratacom, Inc. Method and apparatus for packet communications signaling

Also Published As

Publication number Publication date
EP0485971B1 (de) 1998-02-18
AU634915B2 (en) 1993-03-04
US5301193A (en) 1994-04-05
EP0485971A3 (en) 1994-12-07
CA2055396A1 (en) 1992-05-15
EP0485971A2 (de) 1992-05-20
CA2055396C (en) 1998-08-18
AU8784591A (en) 1992-06-11
DE69128924T2 (de) 1998-07-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee