CA2031512A1 - Appareils d'emission et de reception de signaux a transfert synchrone - Google Patents

Appareils d'emission et de reception de signaux a transfert synchrone

Info

Publication number
CA2031512A1
CA2031512A1 CA2031512A CA2031512A CA2031512A1 CA 2031512 A1 CA2031512 A1 CA 2031512A1 CA 2031512 A CA2031512 A CA 2031512A CA 2031512 A CA2031512 A CA 2031512A CA 2031512 A1 CA2031512 A1 CA 2031512A1
Authority
CA
Canada
Prior art keywords
signal
generation unit
timing
timing signal
generator
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.)
Granted
Application number
CA2031512A
Other languages
English (en)
Other versions
CA2031512C (fr
Inventor
Fujio Sugata
Masatoshi Ohtake
Hidefumi Fujiwara
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.)
Anritsu Corp
Original Assignee
Fujio Sugata
Masatoshi Ohtake
Hidefumi Fujiwara
Anritsu Corporation
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 Fujio Sugata, Masatoshi Ohtake, Hidefumi Fujiwara, Anritsu Corporation filed Critical Fujio Sugata
Publication of CA2031512A1 publication Critical patent/CA2031512A1/fr
Application granted granted Critical
Publication of CA2031512C publication Critical patent/CA2031512C/fr
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
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1605—Fixed allocated frame structures
    • H04J3/1611—Synchronous digital hierarchy [SDH] or SONET
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/07—Synchronising arrangements using pulse stuffing for systems with different or fluctuating information rates or bit rates
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/14—Monitoring arrangements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0062—Testing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
CA002031512A 1989-04-28 1990-04-27 Appareils d'emission et de reception de signaux a transfert synchrone Expired - Fee Related CA2031512C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1-111284 1989-04-28
JP11128489 1989-04-28

Publications (2)

Publication Number Publication Date
CA2031512A1 true CA2031512A1 (fr) 1990-10-29
CA2031512C CA2031512C (fr) 1994-06-14

Family

ID=14557329

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002031512A Expired - Fee Related CA2031512C (fr) 1989-04-28 1990-04-27 Appareils d'emission et de reception de signaux a transfert synchrone

Country Status (5)

Country Link
US (1) US5086438A (fr)
EP (1) EP0443029B1 (fr)
CA (1) CA2031512C (fr)
DE (1) DE69022577T2 (fr)
WO (1) WO1990013955A1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5274798A (en) * 1989-11-28 1993-12-28 Casio Computer Co., Ltd. Electronic apparatus with communication function having power source system with two voltage output levels
DE69125613T2 (de) * 1991-12-18 1997-07-17 Hewlett Packard Ltd Verfahren und Vorrichtung zur Erzeugung von Testsignalen
US5274635A (en) * 1992-11-18 1993-12-28 Stratacom, Inc. Method and apparatus for aligning a digital communication data stream across a cell network
JP2502263B2 (ja) * 1993-06-18 1996-05-29 日本電気株式会社 エラ―検出方式
DE4329041A1 (de) * 1993-08-28 1995-03-02 Philips Patentverwaltung Meßvorrichtung für ein synchrones Übertragungssystem
JP3421208B2 (ja) * 1996-12-20 2003-06-30 沖電気工業株式会社 ディジタル伝送システムおよび同期伝送装置におけるパス試験信号生成回路ならびにパス試験信号検査回路
JP3119214B2 (ja) * 1997-09-30 2000-12-18 ソニー株式会社 記憶装置、データ処理システム並びにデータの書き込み及び読み出し方法
JPH11239113A (ja) * 1998-02-24 1999-08-31 Fujitsu Ltd Ｓｄｈ伝送方式における擬似同期防止方法並びに擬似同期防止式ｓｄｈ伝送システム及び擬似同期防止式ｓｄｈ伝送システムにおける送受信装置
US7002986B1 (en) * 1999-07-08 2006-02-21 Nortel Networks Limited Mapping arbitrary signals into SONET
JP3703353B2 (ja) * 2000-01-19 2005-10-05 アンリツ株式会社 Ｓｄｈ信号発生装置
US6961317B2 (en) * 2001-09-28 2005-11-01 Agilent Technologies, Inc. Identifying and synchronizing permuted channels in a parallel channel bit error rate tester
US7391793B2 (en) * 2003-03-18 2008-06-24 Nortel Networks Limited Tandem connection monitoring implementing sink functionality on egress without an egress pointer processor
JP3821801B2 (ja) * 2003-07-14 2006-09-13 アンリツ株式会社 同期多重化フレーム発生装置
EP3429082B1 (fr) * 2016-03-11 2020-12-23 Socionext Inc. Circuit diviseur de fréquence, circuit démultiplexeur et circuit intégré à semi-conducteur

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2217872B1 (fr) * 1973-02-12 1976-05-14 Cit Alcatel
JPS63222532A (ja) * 1987-03-12 1988-09-16 Fujitsu Ltd 同期多重化方式
FR2631762B1 (fr) * 1988-05-18 1991-02-15 Cit Alcatel Dispositif de synchronisation de trame pour un train numerique synchrone partage en blocs au moyen d'un code par blocs et structure en trames

Also Published As

Publication number Publication date
DE69022577D1 (de) 1995-10-26
US5086438A (en) 1992-02-04
WO1990013955A1 (fr) 1990-11-15
DE69022577T2 (de) 1996-03-28
EP0443029A1 (fr) 1991-08-28
EP0443029A4 (en) 1992-11-25
CA2031512C (fr) 1994-06-14
EP0443029B1 (fr) 1995-09-20

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