DE69214888T2 - Phasenfehlerprozessor - Google Patents

Phasenfehlerprozessor

Info

Publication number
DE69214888T2
DE69214888T2 DE69214888T DE69214888T DE69214888T2 DE 69214888 T2 DE69214888 T2 DE 69214888T2 DE 69214888 T DE69214888 T DE 69214888T DE 69214888 T DE69214888 T DE 69214888T DE 69214888 T2 DE69214888 T2 DE 69214888T2
Authority
DE
Germany
Prior art keywords
phase error
error processor
processor
phase
error
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
DE69214888T
Other languages
English (en)
Other versions
DE69214888D1 (de
Inventor
Hee Wong
Tsun-Kit Chin
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.)
National Semiconductor Corp
Original Assignee
National Semiconductor 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 National Semiconductor Corp filed Critical National Semiconductor Corp
Publication of DE69214888D1 publication Critical patent/DE69214888D1/de
Application granted granted Critical
Publication of DE69214888T2 publication Critical patent/DE69214888T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • 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
    • 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
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/02—Speed or phase control by the received code signals, the signals containing no special synchronisation information
    • H04L7/033—Speed or phase control by the received code signals, the signals containing no special synchronisation information using the transitions of the received signal to control the phase of the synchronising-signal-generating means, e.g. using a phase-locked loop
DE69214888T 1991-07-15 1992-07-01 Phasenfehlerprozessor Expired - Fee Related DE69214888T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/731,138 US5239561A (en) 1991-07-15 1991-07-15 Phase error processor

Publications (2)

Publication Number Publication Date
DE69214888D1 DE69214888D1 (de) 1996-12-05
DE69214888T2 true DE69214888T2 (de) 1997-05-15

Family

ID=24938224

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69214888T Expired - Fee Related DE69214888T2 (de) 1991-07-15 1992-07-01 Phasenfehlerprozessor

Country Status (5)

Country Link
US (1) US5239561A (de)
EP (1) EP0523886B1 (de)
JP (1) JP3263436B2 (de)
KR (1) KR100230611B1 (de)
DE (1) DE69214888T2 (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5351275A (en) * 1991-07-15 1994-09-27 National Semiconductor Corporation Digital serial loop filter for high speed control systems
US5402443A (en) * 1992-12-15 1995-03-28 National Semiconductor Corp. Device and method for measuring the jitter of a recovered clock signal
US6078634A (en) * 1993-10-08 2000-06-20 Texas Instruments Incorporated Phase-locked loop circuit with a multi-cycle phase detector and multi-current charge pump
CA2130871C (en) * 1993-11-05 1999-09-28 John M. Alder Method and apparatus for a phase-locked loop circuit with holdover mode
KR970002949B1 (ko) * 1994-05-25 1997-03-13 삼성전자 주식회사 디지탈 통신시스템의 클럭발생방법 및 그 회로
US5477177A (en) * 1995-01-11 1995-12-19 National Semiconductor Corporation Phase error processor circuit with a comparator input swapping technique
US5651035A (en) * 1995-04-28 1997-07-22 International Microcircuits, Inc. Apparatus for reducing jitter of a spectrum spread clock signal and method therefor
US6014176A (en) * 1995-06-21 2000-01-11 Sony Corporation Automatic phase control apparatus for phase locking the chroma burst of analog and digital video data using a numerically controlled oscillator
US5825824A (en) * 1995-10-05 1998-10-20 Silicon Image, Inc. DC-balanced and transition-controlled encoding method and apparatus
US5999571A (en) * 1995-10-05 1999-12-07 Silicon Image, Inc. Transition-controlled digital encoding and signal transmission system
US5974464A (en) * 1995-10-06 1999-10-26 Silicon Image, Inc. System for high speed serial video signal transmission using DC-balanced coding
US6212248B1 (en) * 1998-03-18 2001-04-03 International Business Machines Corporation Shared path phase detector having phase indicator
KR100767319B1 (ko) * 2000-06-28 2007-10-17 톰슨 라이센싱 고주파 발진기
US6630868B2 (en) * 2000-07-10 2003-10-07 Silicon Laboratories, Inc. Digitally-synthesized loop filter circuit particularly useful for a phase locked loop
US6950957B1 (en) 2000-09-11 2005-09-27 Adc Telecommunications, Inc. Phase comparator for a phase locked loop
US6333651B1 (en) * 2000-12-01 2001-12-25 Exar Corporation Second order digital jitter attenuator
US6590427B2 (en) 2001-01-03 2003-07-08 Seagate Technology Llc Phase frequency detector circuit having reduced dead band
US6987424B1 (en) 2002-07-02 2006-01-17 Silicon Laboratories Inc. Narrow band clock multiplier unit
US6836167B2 (en) * 2002-07-17 2004-12-28 Intel Corporation Techniques to control signal phase
US7478257B2 (en) 2003-03-31 2009-01-13 Intel Corporation Local receive clock signal adjustment
EP1473828A1 (de) * 2003-04-30 2004-11-03 STMicroelectronics S.r.l. Phasendetektor und dazugehöriges Verfahren zum Erzeugen eines die Phasenverschiebung darstellenden Signals
US7265690B2 (en) * 2003-09-25 2007-09-04 Texas Instruments Incorporated Simplified data recovery from high speed encoded data
US7200782B2 (en) * 2003-10-23 2007-04-03 Texas Instruments Incorporated Clock recovery system for encoded serial data with simplified logic and jitter tolerance
US7721060B2 (en) * 2003-11-13 2010-05-18 Intel Corporation Method and apparatus for maintaining data density for derived clocking
US7119583B2 (en) * 2004-03-31 2006-10-10 Micron Technology, Inc. Phase detector and method having hysteresis characteristics
US8072277B1 (en) 2005-06-30 2011-12-06 Cypress Semiconductor Corporation Spread spectrum frequency synthesizer
US7813411B1 (en) 2005-06-30 2010-10-12 Cypress Semiconductor Corporation Spread spectrum frequency synthesizer with high order accumulation for frequency profile generation
US8174326B1 (en) 2005-06-30 2012-05-08 Cypress Semiconductor Corporation Phase lock loop control error selection system and method
US7961059B1 (en) 2005-06-30 2011-06-14 Cypress Semiconductor Corporation Phase lock loop control system and method with non-consecutive feedback divide values
US7932787B1 (en) 2005-06-30 2011-04-26 Cypress Semiconductor Corporation Phase lock loop control system and method
US7948327B1 (en) 2005-06-30 2011-05-24 Cypress Semiconductor Corporation Simplified phase lock loop control model system and method
US7912109B1 (en) 2005-06-30 2011-03-22 Cypress Semiconductor Corporation Spread spectrum frequency synthesizer with first order accumulation for frequency profile generation
JP4844760B2 (ja) * 2005-11-29 2011-12-28 日本電気株式会社 自動調整回路、フィルタ回路、および周波数特性自動調整方法
US7423456B2 (en) * 2006-12-01 2008-09-09 Micron Technology, Inc. Fast response time, low power phase detector circuits, devices and systems incorporating the same, and associated methods
US9036755B2 (en) * 2012-09-28 2015-05-19 Liming Xiu Circuits and methods for time-average frequency based clock data recovery
US11606230B2 (en) 2021-03-03 2023-03-14 Apple Inc. Channel equalization
US11784731B2 (en) * 2021-03-09 2023-10-10 Apple Inc. Multi-phase-level signaling to improve data bandwidth over lossy channels

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4371974A (en) * 1981-02-25 1983-02-01 Rockwell International Corporation NRZ Data phase detector
US4584695A (en) * 1983-11-09 1986-04-22 National Semiconductor Corporation Digital PLL decoder
US4635277A (en) * 1985-10-21 1987-01-06 Rockwell International Corporation Digital clock recovery circuit apparatus
IT1197969B (it) * 1986-11-12 1988-12-21 Honeywell Inf Systems Circuito ad aggancio di fase
US4752748A (en) * 1987-04-16 1988-06-21 Amdahl Corporation Intelligent phase-locked loop
GB2222751B (en) * 1988-03-29 1992-08-26 Plessey Co Plc Clock driven data sampling circuit
JPH0282835A (ja) * 1988-09-20 1990-03-23 Sony Corp ディジタル信号受信装置
EP0402711B1 (de) * 1989-06-15 1995-04-12 Siemens-Albis Aktiengesellschaft Schaltungsanordnung zur phasenrichtigen Regenerierung eines Taktsignals
GB8924202D0 (en) * 1989-10-27 1989-12-13 Ncr Co Digital phase lock loop decoder

Also Published As

Publication number Publication date
JP3263436B2 (ja) 2002-03-04
KR100230611B1 (ko) 1999-11-15
EP0523886B1 (de) 1996-10-30
EP0523886A1 (de) 1993-01-20
KR930003595A (ko) 1993-02-24
US5239561A (en) 1993-08-24
DE69214888D1 (de) 1996-12-05
JPH05291946A (ja) 1993-11-05

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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