HK1028848A1 - A low-jitter data transmission apparatus. - Google Patents

A low-jitter data transmission apparatus.

Info

Publication number
HK1028848A1
HK1028848A1 HK00108009A HK00108009A HK1028848A1 HK 1028848 A1 HK1028848 A1 HK 1028848A1 HK 00108009 A HK00108009 A HK 00108009A HK 00108009 A HK00108009 A HK 00108009A HK 1028848 A1 HK1028848 A1 HK 1028848A1
Authority
HK
Hong Kong
Prior art keywords
low
data transmission
transmission apparatus
jitter data
jitter
Prior art date
Application number
HK00108009A
Other languages
English (en)
Inventor
Eiichi Kobayashi
Original Assignee
Nec Corp
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 Nec Corp filed Critical Nec Corp
Publication of HK1028848A1 publication Critical patent/HK1028848A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H04L1/205—Arrangements for detecting or preventing errors in the information received using signal quality detector jitter monitoring
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/099—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop
    • H03L7/0991—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider
    • H03L7/0992—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider comprising a counter or a frequency divider
    • H03L7/0993—Details of the phase-locked loop concerning mainly the controlled oscillator of the loop the oscillator being a digital oscillator, e.g. composed of a fixed oscillator followed by a variable frequency divider comprising a counter or a frequency divider and a circuit for adding and deleting pulses
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
    • H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
    • 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
    • H04J3/0685—Clock or time synchronisation in a node; Intranode synchronisation
    • H04J3/0688—Change of the master or reference, e.g. take-over or failure of the master
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L2207/00—Indexing scheme relating to automatic control of frequency or phase and to synchronisation
    • H03L2207/10—Indirect frequency synthesis using a frequency multiplier in the phase-locked loop or in the reference signal path

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
HK00108009A 1998-11-18 2000-12-13 A low-jitter data transmission apparatus. HK1028848A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10327663A JP3085293B2 (ja) 1998-11-18 1998-11-18 データ伝送装置

Publications (1)

Publication Number Publication Date
HK1028848A1 true HK1028848A1 (en) 2001-03-02

Family

ID=18201586

Family Applications (1)

Application Number Title Priority Date Filing Date
HK00108009A HK1028848A1 (en) 1998-11-18 2000-12-13 A low-jitter data transmission apparatus.

Country Status (4)

Country Link
US (1) US6493408B1 (xx)
JP (1) JP3085293B2 (xx)
CN (1) CN1186877C (xx)
HK (1) HK1028848A1 (xx)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6658073B1 (en) * 1999-12-03 2003-12-02 Koninklijke Philips Electronics N.V. Method and system for reducing jitter on constant rate data transfer between asynchronous systems
US6904111B1 (en) * 2000-03-01 2005-06-07 Northrop Grumman Corporation Asynchronous resampling for data transport
US7046721B2 (en) * 2001-03-20 2006-05-16 Ericsson Inc. System and method to enhance the capacity of a communication link
US7194052B2 (en) * 2001-09-06 2007-03-20 Agere Systems Inc. Data capture circuit with self-test capability
US7221727B2 (en) * 2003-04-01 2007-05-22 Kingston Technology Corp. All-digital phase modulator/demodulator using multi-phase clocks and digital PLL
JP2005223829A (ja) 2004-02-09 2005-08-18 Nec Electronics Corp 分数分周回路及びこれを用いたデータ伝送装置
US20090052599A1 (en) * 2006-03-01 2009-02-26 Matsushita Electric Industrial Co., Ltd. Transmitter and transmitter/receiver
JP5057761B2 (ja) * 2006-12-01 2012-10-24 株式会社東芝 伝送装置
JP4438857B2 (ja) * 2007-12-11 2010-03-24 ソニー株式会社 通信システム、受信装置、および受信方法
CN101594130B (zh) * 2009-07-02 2012-05-09 中国电子科技集团公司第五十四研究所 一种基于斜率鉴频方式的脉冲无线低抖动传输方法
US9002488B2 (en) 2010-02-22 2015-04-07 Cypress Semiconductor Corporation Clock synthesis systems, circuits and methods
JP5703882B2 (ja) * 2011-03-22 2015-04-22 富士通株式会社 デジタルｐｌｌ回路及びクロック生成方法
CN108696716A (zh) * 2017-04-07 2018-10-23 上海峰宁信息科技股份有限公司 一种用于数字图像信号的时钟重建处理方法及模块
CN114967838B (zh) * 2022-05-23 2023-07-11 中国工程物理研究院激光聚变研究中心 一种广空间超低抖动同步信号产生系统及方法
CN114726367B (zh) * 2022-06-02 2022-08-23 上海泰矽微电子有限公司 一种基于门控的低抖动时钟分频电路及控制方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02166919A (ja) 1988-12-21 1990-06-27 Hitachi Ltd ディジタルｐｌｌ方式
JP3284702B2 (ja) 1993-11-04 2002-05-20 株式会社明電舎 多段中継方式
JPH07326963A (ja) 1994-05-31 1995-12-12 Nissin Electric Co Ltd デジタルｐｌｌ回路
FR2726713B1 (fr) * 1994-11-09 1997-01-24 Sgs Thomson Microelectronics Circuit de transmission de donnees en mode asynchrone a frequence libre de reception calee sur la frequence d'emission
US6243369B1 (en) * 1998-05-06 2001-06-05 Terayon Communication Systems, Inc. Apparatus and method for synchronizing an SCDMA upstream or any other type upstream to an MCNS downstream or any other type downstream with a different clock rate than the upstream

Also Published As

Publication number Publication date
US6493408B1 (en) 2002-12-10
JP3085293B2 (ja) 2000-09-04
JP2000151539A (ja) 2000-05-30
CN1257349A (zh) 2000-06-21
CN1186877C (zh) 2005-01-26

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20091118