DE69025101D1 - Schaltung zur elastischen Speicherung - Google Patents

Schaltung zur elastischen Speicherung

Info

Publication number
DE69025101D1
DE69025101D1 DE69025101T DE69025101T DE69025101D1 DE 69025101 D1 DE69025101 D1 DE 69025101D1 DE 69025101 T DE69025101 T DE 69025101T DE 69025101 T DE69025101 T DE 69025101T DE 69025101 D1 DE69025101 D1 DE 69025101D1
Authority
DE
Germany
Prior art keywords
circuit
elastic storage
elastic
storage
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
DE69025101T
Other languages
English (en)
Other versions
DE69025101T2 (de
Inventor
Naoyuki Izawa
Yasuhiro Aso
Yoshihiro Uchida
Satoshi Kakuma
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
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE69025101D1 publication Critical patent/DE69025101D1/de
Application granted granted Critical
Publication of DE69025101T2 publication Critical patent/DE69025101T2/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
    • H04J3/0626—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers plesiochronous multiplexing systems, e.g. plesiochronous digital hierarchy [PDH], jitter attenuators

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Time-Division Multiplex Systems (AREA)
DE69025101T 1989-07-18 1990-07-17 Schaltung zur elastischen Speicherung Expired - Fee Related DE69025101T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1184991A JP2669697B2 (ja) 1989-07-18 1989-07-18 エラスティックストアメモリの読出し制御方式

Publications (2)

Publication Number Publication Date
DE69025101D1 true DE69025101D1 (de) 1996-03-14
DE69025101T2 DE69025101T2 (de) 1996-07-11

Family

ID=16162882

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69025101T Expired - Fee Related DE69025101T2 (de) 1989-07-18 1990-07-17 Schaltung zur elastischen Speicherung

Country Status (5)

Country Link
US (1) US5444658A (de)
EP (1) EP0409168B1 (de)
JP (1) JP2669697B2 (de)
CA (1) CA2021348C (de)
DE (1) DE69025101T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2874375B2 (ja) * 1991-04-11 1999-03-24 日本電気株式会社 ダブルバッファ形エラスティック・ストア
US6266385B1 (en) 1997-12-23 2001-07-24 Wireless Facilities, Inc. Elastic store for wireless communication systems
US6243770B1 (en) * 1998-07-21 2001-06-05 Micron Technology, Inc. Method for determining status of multiple interlocking FIFO buffer structures based on the position of at least one pointer of each of the multiple FIFO buffers
GB2426084A (en) * 2005-05-13 2006-11-15 Agilent Technologies Inc Updating data in a dual port memory
JP5736962B2 (ja) 2011-05-26 2015-06-17 富士通株式会社 伝送装置および周波数ゆらぎ補償方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3867579A (en) * 1973-12-21 1975-02-18 Bell Telephone Labor Inc Synchronization apparatus for a time division switching system
US3928726A (en) * 1974-11-22 1975-12-23 Bell Telephone Labor Inc Common control variable shift reframe circuit
US4171538A (en) * 1978-01-23 1979-10-16 Rockwell International Corporation Elastic store slip circuit apparatus for preventing read and write operations interference
IT1160041B (it) * 1978-11-06 1987-03-04 Sits Soc It Telecom Siemens Memoria elastica per demultiplatore sincrono di particolare applicazione nei sistemi di trasmissione a divisione di tempo
US4287577A (en) * 1979-09-27 1981-09-01 Communications Satellite Corporation Interleaved TDMA terrestrial interface buffer
US4327411A (en) * 1980-03-04 1982-04-27 Bell Telephone Laboratories, Incorporated High capacity elastic store having continuously variable delay
DE3124516A1 (de) * 1981-06-23 1983-05-26 AEG-Telefunken Nachrichtentechnik GmbH, 7150 Backnang Anordnung zur verminderung von phasenschwankungen im ausgangstakt von elastischen speichern
JPS60254938A (ja) * 1984-05-31 1985-12-16 Nec Corp 位相整列回路
JPS6190542A (ja) * 1984-10-09 1986-05-08 Nec Corp フレ−ムアライナ
JPS62260444A (ja) * 1986-05-06 1987-11-12 Mitsubishi Electric Corp 双方向エラステイツクストア回路
JP2613257B2 (ja) * 1988-05-24 1997-05-21 株式会社日立製作所 多ポートｒａｍ

Also Published As

Publication number Publication date
JP2669697B2 (ja) 1997-10-29
EP0409168B1 (de) 1996-01-31
EP0409168A2 (de) 1991-01-23
JPH0349439A (ja) 1991-03-04
CA2021348C (en) 1994-05-24
US5444658A (en) 1995-08-22
DE69025101T2 (de) 1996-07-11
EP0409168A3 (en) 1991-11-13
CA2021348A1 (en) 1991-01-19

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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