KR100223027B1 - 위상 검출장치 - Google Patents
위상 검출장치 Download PDFInfo
- Publication number
- KR100223027B1 KR100223027B1 KR1019960065735A KR19960065735A KR100223027B1 KR 100223027 B1 KR100223027 B1 KR 100223027B1 KR 1019960065735 A KR1019960065735 A KR 1019960065735A KR 19960065735 A KR19960065735 A KR 19960065735A KR 100223027 B1 KR100223027 B1 KR 100223027B1
- Authority
- KR
- South Korea
- Prior art keywords
- delay
- signal
- phase
- phase detector
- cell
- Prior art date
Links
- 238000001514 detection method Methods 0.000 claims abstract description 9
- 230000007704 transition Effects 0.000 abstract description 16
- 230000003111 delayed effect Effects 0.000 abstract description 8
- 230000000630 rising effect Effects 0.000 description 16
- 238000010586 diagram Methods 0.000 description 15
- 239000003990 capacitor Substances 0.000 description 5
- 238000005086 pumping Methods 0.000 description 5
- 230000001934 delay Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 241000282472 Canis lupus familiaris Species 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
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- 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
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- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
Abstract
Description
Claims (2)
- 외부로부터 신호를 입력받으며 제어전압에 의해 위상차가 조절되는 다수의 지연셀과, 상기 지연셀로부터 출력되는 지연신호중 앞단의 지연셀, 중간단의 지연셀 및 뒷단의 지연셀로부터 출력되는 지연신호를 입력으로 하여, 제어전압의 크기에 따라 백워드 신호 및 포워드 신호를 출력하기 위한 위상 검출기와, 상기 위상 검출기로부터 출력되는 백워드 신호 및 포워드 신호에 따라 상기 지연셀을 제어하기 위한 제어전압을 출력하는 펌핑 회로를 포함하여 구성되는 것을 특징으로 하는 위상 검출장치.
- 제1항에 있어서, 상기 위상 검출기는 다수의 지연셀 중 앞단의 지연셀, 중간단의 지연셀 및 뒷단의 지연셀로부터 출력되는 지연 신호를 각각 입력으로 하는 제1 내지 제3 플립플롭과, 상기 제1 내지 제3 플립플롭의 출력신호를 입력으로 하는 앤드 게이트를 포함하여 구성되는 것을 특징으로 하는 위상 검출장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960065735A KR100223027B1 (ko) | 1996-12-14 | 1996-12-14 | 위상 검출장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960065735A KR100223027B1 (ko) | 1996-12-14 | 1996-12-14 | 위상 검출장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980047259A KR19980047259A (ko) | 1998-09-15 |
KR100223027B1 true KR100223027B1 (ko) | 1999-10-01 |
Family
ID=19487855
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019960065735A KR100223027B1 (ko) | 1996-12-14 | 1996-12-14 | 위상 검출장치 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100223027B1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL1021440C2 (nl) * | 2001-09-28 | 2004-07-15 | Samsung Electronics Co Ltd | Vertragingsvergrendelde lus met meervoudige fasen. |
-
1996
- 1996-12-14 KR KR1019960065735A patent/KR100223027B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR19980047259A (ko) | 1998-09-15 |
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PA0109 | Patent application |
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