KR19990062437A - 클럭 지연 회로와 이를 이용한 발진 회로 및 위상 동기 회로 - Google Patents
클럭 지연 회로와 이를 이용한 발진 회로 및 위상 동기 회로 Download PDFInfo
- Publication number
- KR19990062437A KR19990062437A KR1019980024039A KR19980024039A KR19990062437A KR 19990062437 A KR19990062437 A KR 19990062437A KR 1019980024039 A KR1019980024039 A KR 1019980024039A KR 19980024039 A KR19980024039 A KR 19980024039A KR 19990062437 A KR19990062437 A KR 19990062437A
- Authority
- KR
- South Korea
- Prior art keywords
- delay
- circuit
- clock
- clock signal
- signal
- 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
Links
- 230000003111 delayed effect Effects 0.000 claims description 35
- 230000010355 oscillation Effects 0.000 description 35
- 238000010586 diagram Methods 0.000 description 19
- 230000008859 change Effects 0.000 description 16
- 230000001934 delay Effects 0.000 description 16
- 230000000630 rising effect Effects 0.000 description 15
- 239000000872 buffer Substances 0.000 description 13
- 238000000034 method Methods 0.000 description 10
- 230000003321 amplification Effects 0.000 description 9
- 238000003199 nucleic acid amplification method Methods 0.000 description 9
- 230000007704 transition Effects 0.000 description 8
- 239000003990 capacitor Substances 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- 230000001360 synchronised effect Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
- H03K5/13—Arrangements having a single output and transforming input signals into pulses delivered at desired time intervals
- H03K5/135—Arrangements having a single output and transforming input signals into pulses delivered at desired time intervals by the use of time reference signals, e.g. clock signals
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/04—Generating or distributing clock signals or signals derived directly therefrom
- G06F1/10—Distribution of clock signals, e.g. skew
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Pulse Circuits (AREA)
- Dram (AREA)
- Synchronisation In Digital Transmission Systems (AREA)
Abstract
Description
Claims (3)
- 입력된 동일한 클럭 신호를 서로 다른 지연 시간만큼 지연시켜 각각 지연 클럭 신호를 출력하는 복수개의 지연 소자와, 상기 복수개의 지연 소자로부터의 복수개의 지연 클럭 신호 중 어느 1개를 선택하여 출력하는 선택기를 포함하며, 시간에 대해 연속하는 어느 2개의 지연 클럭 신호간의 시간차도 상기 복수개의 지연 소자에 의해 인가되는 복수개의 최소값보다도 작아지도록 상기 복수개의 지연 시간이 설정되어 있는 것을 특징으로 하는 클럭 지연 회로.
- 자신이 출력하는 클럭 신호가 피드백되는 지연 루프로서, 피드백된 상기 클럭 신호에 근거하는 신호 또는 피드백된 상기 클럭 신호를 서로 다른 지연 시간만큼 지연시켜 각각 지연 클럭 신호를 출력하는 복수개의 지연 소자와, 상기 복수개의 지연 소자로부터의 복수개의 지연 클럭 신호 중 어느 1개를 선택하여 출력하는 선택기를 포함하며, 시간에 대해 연속하는 어느 2개의 지연 클럭 신호간의 시간차도 상기 복수개의 지연 소자에 의해 인가되는 복수개의 지연 시간의 최소값보다도 작아지도록 상기 복수개의 지연 시간이 설정되어 있는 클럭 지연 회로를 갖는 지연 루프와,상기 지연 루프의 출력에 근거하는 신호의 위상과 인가되는 기준 클럭 신호의 위상을 비교하여, 이들 신호간의 위상차를 나타내는 위상차 신호를 출력하는 위상 비교 회로와,상기 위상 비교 회로로부터의 위상차 신호에 따라 상기 위상차를 감소시키도록 상기 클럭 지연 회로의 선택기에 그 선택을 전환시키는 지연량 전환 회로를 포함한 것을 특징으로 하는 발진 회로.
- 입력된 동일한 클럭 신호를 서로 다른 지연 시간만큼 지연시켜 각각 지연 클럭 신호를출력하는 복수개의 지연 소자와, 상기 복수개의 지연 소자로부터의 복수개의 지연 클럭 신호 중 어느 1개를 선택하여 출력하는 선택기를 포함하며, 시간에 대해 연속하는 어느 2개의 지연 클럭 신호간의 시간차도 상기 복수개의 지연 소자에 의해 인가되는 복수개의 지연 시간의 최소값보다도 작아지도록 상기 복수개의 지연 시간이 설정되어 있는 클럭 지연 회로를 갖는 지연 수단과,상기 지연 수단의 출력 또는 상기 지연 수단의 출력에 근거하여 신호의 위상과 인가되는 기준 클럭 신호의 위상을 비교하여, 이들 신호간의 위상차를 나타내는 위상차 신호를 출력하는 위상 비교 회로와,상기 위상 비교 회로로부터의 위상차 신호에 따라 상기 위상차를 감소시키도록 상기 클럭 지연 회로의 상기 선택기에 그 선택을 전환시키는 지연량 전환 회로를 포함한 것을 특징으로 하는 위상 동기 회로.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP97-345621 | 1997-12-15 | ||
JP9345621A JPH11177399A (ja) | 1997-12-15 | 1997-12-15 | クロック遅延回路およびこれを用いた発振回路、位相同期回路、クロック生成回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990062437A true KR19990062437A (ko) | 1999-07-26 |
KR100303804B1 KR100303804B1 (ko) | 2001-09-24 |
Family
ID=18377847
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019980024039A Expired - Fee Related KR100303804B1 (ko) | 1997-12-15 | 1998-06-25 | 클럭지연회로와이를이용한발진회로및위상동기회로 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6184753B1 (ko) |
JP (1) | JPH11177399A (ko) |
KR (1) | KR100303804B1 (ko) |
CN (1) | CN1126318C (ko) |
DE (1) | DE19832313A1 (ko) |
TW (1) | TW379491B (ko) |
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US6278331B1 (en) * | 1999-03-30 | 2001-08-21 | Infineon Technologies Ag | System and method for compensating wafer parameters |
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JP6812781B2 (ja) * | 2016-12-19 | 2021-01-13 | セイコーエプソン株式会社 | 遅延回路、カウント値生成回路および物理量センサー |
CN110235366B (zh) | 2017-01-24 | 2023-11-10 | 瑞典爱立信有限公司 | 可变延迟电路 |
US10601960B2 (en) | 2018-02-14 | 2020-03-24 | Eingot Llc | Zero-knowledge environment based networking engine |
JP6990313B2 (ja) * | 2018-08-09 | 2022-01-12 | オリンパス株式会社 | 半導体集積回路 |
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US5180937A (en) * | 1992-02-28 | 1993-01-19 | Lsi Logic Corporation | Delay compensator and monitor circuit having timing generator and sequencer |
JPH08125509A (ja) * | 1994-10-25 | 1996-05-17 | Mitsubishi Electric Corp | 可変遅延回路、リング発振器、及びフリップフロップ回路 |
-
1997
- 1997-12-15 JP JP9345621A patent/JPH11177399A/ja active Pending
-
1998
- 1998-05-14 TW TW87107500A patent/TW379491B/zh not_active IP Right Cessation
- 1998-05-21 US US09/082,474 patent/US6184753B1/en not_active Expired - Fee Related
- 1998-06-25 KR KR1019980024039A patent/KR100303804B1/ko not_active Expired - Fee Related
- 1998-07-17 DE DE19832313A patent/DE19832313A1/de not_active Withdrawn
- 1998-08-17 CN CN98118367A patent/CN1126318C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
TW379491B (en) | 2000-01-11 |
DE19832313A1 (de) | 1999-06-17 |
KR100303804B1 (ko) | 2001-09-24 |
JPH11177399A (ja) | 1999-07-02 |
CN1220533A (zh) | 1999-06-23 |
CN1126318C (zh) | 2003-10-29 |
US6184753B1 (en) | 2001-02-06 |
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