KR900003072B1 - Phase comparator - Google Patents
Phase comparatorInfo
- Publication number
- KR900003072B1 KR900003072B1 KR8201466A KR820001466A KR900003072B1 KR 900003072 B1 KR900003072 B1 KR 900003072B1 KR 8201466 A KR8201466 A KR 8201466A KR 820001466 A KR820001466 A KR 820001466A KR 900003072 B1 KR900003072 B1 KR 900003072B1
- Authority
- KR
- South Korea
- Prior art keywords
- terminal
- signal
- pair
- input
- input terminals
- Prior art date
Links
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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D13/00—Circuits for comparing the phase or frequency of two mutually-independent oscillations
- H03D13/003—Circuits for comparing the phase or frequency of two mutually-independent oscillations in which both oscillations are converted by logic means into pulses which are applied to filtering or integrating means
- H03D13/004—Circuits for comparing the phase or frequency of two mutually-independent oscillations in which both oscillations are converted by logic means into pulses which are applied to filtering or integrating means the logic means delivering pulses at more than one terminal, e.g. up and down pulses
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R25/00—Arrangements for measuring phase angle between a voltage and a current or between voltages or currents
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06G—ANALOGUE COMPUTERS
- G06G7/00—Devices in which the computing operation is performed by varying electric or magnetic quantities
- G06G7/12—Arrangements for performing computing operations, e.g. operational amplifiers
- G06G7/26—Arbitrary function generators
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Software Systems (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Manipulation Of Pulses (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56049846A JPS57164620A (en) | 1981-04-02 | 1981-04-02 | Phase comparator |
JP56-49846 | 1981-04-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR840000114A KR840000114A (ko) | 1984-01-30 |
KR900003072B1 true KR900003072B1 (en) | 1990-05-07 |
Family
ID=12842425
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR8201466A KR900003072B1 (en) | 1981-04-02 | 1982-04-02 | Phase comparator |
Country Status (9)
Country | Link |
---|---|
US (1) | US4451794A (ko) |
JP (1) | JPS57164620A (ko) |
KR (1) | KR900003072B1 (ko) |
AU (1) | AU553887B2 (ko) |
CA (1) | CA1179743A (ko) |
DE (1) | DE3212453A1 (ko) |
FR (1) | FR2503483B1 (ko) |
GB (1) | GB2097617B (ko) |
NL (1) | NL192167C (ko) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1257661A (en) * | 1985-02-04 | 1989-07-18 | Dale B. Chapman | Clock phase discriminator |
US4682121A (en) * | 1985-02-04 | 1987-07-21 | International Business Machines Corporation | Phase discriminator and data standardizer |
US4764737A (en) * | 1987-11-20 | 1988-08-16 | Motorola, Inc. | Frequency synthesizer having digital phase detector with optimal steering and level-type lock indication |
IT1218072B (it) * | 1988-06-13 | 1990-04-12 | Sgs Thomson Microelectronics | Circuito per la sintonizzazione ad alta efficienza di frequenze video |
JPH04192714A (ja) * | 1990-11-26 | 1992-07-10 | Matsushita Electric Ind Co Ltd | 位相比較器 |
JPH04196989A (ja) * | 1990-11-28 | 1992-07-16 | Matsushita Electric Ind Co Ltd | 平板型画像表示装置の制御方法 |
FR2688956B1 (fr) * | 1992-03-17 | 1997-02-21 | Sgs Thomson Microelectronics Sa | Comparateur de phase/frequence |
US5376847A (en) * | 1992-12-30 | 1994-12-27 | Alcatel Network Systems, Inc. | Phase detector and methodology |
US5440252A (en) * | 1993-09-13 | 1995-08-08 | Acer Peripherals, Inc. | State machine with hysteresis for detecting frequency of an input signal |
US5497110A (en) * | 1995-04-12 | 1996-03-05 | Magl Power Inc. | Frequency monitor and error detector circuit |
JP3695833B2 (ja) * | 1996-04-05 | 2005-09-14 | 株式会社ルネサステクノロジ | Pll回路 |
JP2936474B2 (ja) * | 1997-04-03 | 1999-08-23 | セイコーインスツルメンツ株式会社 | 半導体集積回路装置 |
DE10320793B4 (de) * | 2003-04-30 | 2005-04-21 | Infineon Technologies Ag | Schaltungs-Einrichtung, insbesondere Latch- oder Phasen-Detektor-Einrichtung |
US7443251B2 (en) * | 2005-12-15 | 2008-10-28 | International Business Machines Corporation | Digital phase and frequency detector |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3430148A (en) * | 1966-03-14 | 1969-02-25 | Xerox Corp | Phase comparator circuit for providing varying width signal which is a function of phase difference and angle of two input signals |
US3626307A (en) * | 1969-02-14 | 1971-12-07 | Iwasaki Tsushinki Kaisha A K A | Counting system for measuring a difference between frequencies of two signals |
US3610954A (en) * | 1970-11-12 | 1971-10-05 | Motorola Inc | Phase comparator using logic gates |
JPS535107B2 (ko) * | 1973-03-20 | 1978-02-23 | ||
US4291274A (en) * | 1978-11-22 | 1981-09-22 | Tokyo Shibaura Denki Kabushiki Kaisha | Phase detector circuit using logic gates |
DE2932745C2 (de) * | 1979-08-13 | 1986-06-19 | Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka | Digitaler Frequenz- und Phasenvergleicher |
US4277754A (en) * | 1979-10-23 | 1981-07-07 | Matsushita Electric Industrial Co., Ltd. | Digital frequency-phase comparator |
-
1981
- 1981-04-02 JP JP56049846A patent/JPS57164620A/ja active Granted
-
1982
- 1982-03-26 AU AU81946/82A patent/AU553887B2/en not_active Expired
- 1982-03-29 US US06/363,030 patent/US4451794A/en not_active Expired - Lifetime
- 1982-03-29 CA CA000399683A patent/CA1179743A/en not_active Expired
- 1982-03-31 GB GB8209509A patent/GB2097617B/en not_active Expired
- 1982-04-01 NL NL8201393A patent/NL192167C/nl not_active IP Right Cessation
- 1982-04-02 KR KR8201466A patent/KR900003072B1/ko active
- 1982-04-02 FR FR828205753A patent/FR2503483B1/fr not_active Expired
- 1982-04-02 DE DE19823212453 patent/DE3212453A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
NL192167B (nl) | 1996-10-01 |
FR2503483A1 (fr) | 1982-10-08 |
KR840000114A (ko) | 1984-01-30 |
CA1179743A (en) | 1984-12-18 |
GB2097617B (en) | 1984-08-30 |
NL192167C (nl) | 1997-02-04 |
JPH0255970B2 (ko) | 1990-11-28 |
DE3212453A1 (de) | 1982-11-04 |
NL8201393A (nl) | 1982-11-01 |
US4451794A (en) | 1984-05-29 |
GB2097617A (en) | 1982-11-03 |
AU8194682A (en) | 1982-10-07 |
FR2503483B1 (fr) | 1989-06-30 |
DE3212453C2 (ko) | 1992-07-02 |
JPS57164620A (en) | 1982-10-09 |
AU553887B2 (en) | 1986-07-31 |
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