KR19990023499A - 클록 복구 회로 - Google Patents
클록 복구 회로 Download PDFInfo
- Publication number
- KR19990023499A KR19990023499A KR1019980032487A KR19980032487A KR19990023499A KR 19990023499 A KR19990023499 A KR 19990023499A KR 1019980032487 A KR1019980032487 A KR 1019980032487A KR 19980032487 A KR19980032487 A KR 19980032487A KR 19990023499 A KR19990023499 A KR 19990023499A
- Authority
- KR
- South Korea
- Prior art keywords
- circuit
- data
- pulse
- clock
- delay
- Prior art date
Links
- 238000011084 recovery Methods 0.000 title claims abstract description 23
- 230000001360 synchronised effect Effects 0.000 claims abstract description 29
- 230000002194 synthesizing effect Effects 0.000 claims abstract description 19
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 3
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 3
- 238000003672 processing method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 11
- 238000005259 measurement Methods 0.000 description 8
- 238000012937 correction Methods 0.000 description 3
- 239000013256 coordination polymer Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
- H03L7/081—Details of the phase-locked loop provided with an additional controlled phase shifter
- H03L7/0812—Details of the phase-locked loop provided with an additional controlled phase shifter and where no voltage or current controlled oscillator is used
- H03L7/0814—Details of the phase-locked loop provided with an additional controlled phase shifter and where no voltage or current controlled oscillator is used the phase shifting device being digitally controlled
-
- 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
- H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/10—Input/output [I/O] data interface arrangements, e.g. I/O data control circuits, I/O data buffers
- G11C7/1051—Data output circuits, e.g. read-out amplifiers, data output buffers, data output registers, data output level conversion circuits
- G11C7/106—Data output latches
-
- 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
- H04L7/027—Speed or phase control by the received code signals, the signals containing no special synchronisation information extracting the synchronising or clock signal from the received signal spectrum, e.g. by using a resonant or bandpass circuit
- H04L7/0276—Self-sustaining, e.g. by tuned delay line and a feedback path to a logical gate
-
- 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
- H04L7/0337—Selecting between two or more discretely delayed clocks or selecting between two or more discretely delayed received code signals
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Dc Digital Transmission (AREA)
- Pulse Circuits (AREA)
- Dram (AREA)
Abstract
Description
Claims (5)
- 클록 복구 회로로서,입력 데이터의 최소 데이터 피치와 같은 지연 시간을 설정하고, 상기 지연 시간을 유지하는 동기 지연 회로와,상기 동기 지연 회로로부터의 펄스를 입력으로 하여 데이터 에지로부터 클록을 발생하는 펄스 합성 회로와,상기 펄스 합성 회로로부터의 클록을 이용하여 데이터를 래치하여 재생 데이터를 발생하는 래치 회로를 구비하는 클록 복구 회로.
- 제 1항에 있어서, 상기 동기 지연 회로는 상기 입력 데이터의 양 에지로부터 데이터의 최소 데이터 피치와 같은 지연 시간을 설정하는 클록 복구 회로.
- 제 1항에 있어서, 상기 동기 지연 회로는 두 개의 연속하는 입력 데이터로부터 데이터의 최소 데이터 피치와 같은 지연 시간을 설정하는 클록 복구 회로.
- 제 1항에 있어서, 상기 동기 지연 회로에 의해 설정된 지연 시간은 상기 데이터의 1 비트의 폭과 같은 클록 복구 회로.
- 동기 지연 회로, 펄스 합성 회로 및 래치 회로를 구비하는 클록 복구 회로의 데이터 처리 방법으로서,입력 데이터의 최소 데이터 피치와 같은 지연 시간을 설정하고, 상기 지연 시간을 유지하는 단계와,상기 동기 지연 회로로부터의 펄스를 입력으로 하여 데이터 에지로부터 클록을 발생하는 단계와,상기 펄스 합성 회로로부터의 클록을 이용하여 데이터를 래치하여 재생 데이터를 발생하는 단계를 포함하는 데이터 처리 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP97-217782 | 1997-08-12 | ||
JP21778297A JP3039466B2 (ja) | 1997-08-12 | 1997-08-12 | クロックリカバリ回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990023499A true KR19990023499A (ko) | 1999-03-25 |
KR100324188B1 KR100324188B1 (ko) | 2002-06-22 |
Family
ID=16709653
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980032487A KR100324188B1 (ko) | 1997-08-12 | 1998-08-11 | 클록복구회로및데이터처리방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6298104B1 (ko) |
EP (1) | EP0897229B1 (ko) |
JP (1) | JP3039466B2 (ko) |
KR (1) | KR100324188B1 (ko) |
DE (1) | DE69835190T2 (ko) |
TW (1) | TW384572B (ko) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6664792B1 (en) * | 1998-09-29 | 2003-12-16 | Intel Corporation | Method and apparatus for battery power pre-check at system power-on |
US6292507B1 (en) * | 1999-09-01 | 2001-09-18 | Lexmark International, Inc. | Method and apparatus for compensating a spread spectrum clock generator |
JP3386031B2 (ja) * | 2000-03-06 | 2003-03-10 | 日本電気株式会社 | 同期遅延回路及び半導体集積回路装置 |
KR100400225B1 (ko) * | 2001-06-27 | 2003-10-01 | 삼성전자주식회사 | 잡음에 강한 버스트 모드 수신 장치 및 그의 클럭 신호 및데이타 복원 방법 |
US6630851B2 (en) * | 2001-06-29 | 2003-10-07 | Fujitsu Limited | Low latency clock distribution |
KR100467322B1 (ko) * | 2002-09-18 | 2005-01-24 | 한국전자통신연구원 | 버스트 모드 클럭신호 재생장치 및 방법 |
US10649948B2 (en) * | 2011-10-05 | 2020-05-12 | Analog Devices, Inc. | Two-wire communication systems and applications |
US9417944B2 (en) | 2011-10-05 | 2016-08-16 | Analog Devices, Inc. | Two-wire communication system for high-speed data and power distribution |
US9946679B2 (en) | 2011-10-05 | 2018-04-17 | Analog Devices, Inc. | Distributed audio coordination over a two-wire communication bus |
US9772665B2 (en) | 2012-10-05 | 2017-09-26 | Analog Devices, Inc. | Power switching in a two-wire conductor system |
US9059724B2 (en) * | 2013-07-08 | 2015-06-16 | Analog Devices, Inc. | Differential decoder |
JP2018074375A (ja) * | 2016-10-28 | 2018-05-10 | 富士通株式会社 | クロック再生回路,半導体集積回路装置およびrfタグ |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5127026A (en) * | 1990-04-05 | 1992-06-30 | Gazelle Microcircuits, Inc. | Circuit and method for extracting clock signal from a serial data stream |
US5579352A (en) * | 1994-04-06 | 1996-11-26 | National Semiconductor Corporation | Simplified window de-skewing in a serial data receiver |
JPH0818414A (ja) * | 1994-04-26 | 1996-01-19 | Hitachi Ltd | 信号処理用遅延回路 |
US5566204A (en) * | 1994-05-02 | 1996-10-15 | Raytheon Company | Fast acquisition clock recovery system |
US5455540A (en) * | 1994-10-26 | 1995-10-03 | Cypress Semiconductor Corp. | Modified bang-bang phase detector with ternary output |
JPH08204524A (ja) | 1995-01-27 | 1996-08-09 | Hitachi Ltd | クロック位相制御回路とこれを用いたデジタル信号処理回路 |
US5696800A (en) * | 1995-03-22 | 1997-12-09 | Intel Corporation | Dual tracking differential manchester decoder and clock recovery circuit |
JPH08330949A (ja) | 1995-06-05 | 1996-12-13 | Sharp Corp | 同期クロック信号の発生装置 |
-
1997
- 1997-08-12 JP JP21778297A patent/JP3039466B2/ja not_active Expired - Fee Related
-
1998
- 1998-08-03 TW TW087112740A patent/TW384572B/zh not_active IP Right Cessation
- 1998-08-10 US US09/131,442 patent/US6298104B1/en not_active Expired - Lifetime
- 1998-08-11 KR KR1019980032487A patent/KR100324188B1/ko not_active IP Right Cessation
- 1998-08-12 EP EP98250286A patent/EP0897229B1/en not_active Expired - Lifetime
- 1998-08-12 DE DE69835190T patent/DE69835190T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6298104B1 (en) | 2001-10-02 |
JPH1168729A (ja) | 1999-03-09 |
EP0897229B1 (en) | 2006-07-12 |
EP0897229A3 (en) | 2003-06-18 |
TW384572B (en) | 2000-03-11 |
DE69835190D1 (de) | 2006-08-24 |
DE69835190T2 (de) | 2007-07-05 |
KR100324188B1 (ko) | 2002-06-22 |
JP3039466B2 (ja) | 2000-05-08 |
EP0897229A2 (en) | 1999-02-17 |
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