IT8025711A0 - Circuito oscillatore controllato in fase automatico. - Google Patents
Circuito oscillatore controllato in fase automatico.Info
- Publication number
- IT8025711A0 IT8025711A0 IT8025711A IT2571180A IT8025711A0 IT 8025711 A0 IT8025711 A0 IT 8025711A0 IT 8025711 A IT8025711 A IT 8025711A IT 2571180 A IT2571180 A IT 2571180A IT 8025711 A0 IT8025711 A0 IT 8025711A0
- Authority
- IT
- Italy
- Prior art keywords
- controlled oscillator
- oscillator circuit
- phase controlled
- automatic phase
- automatic
- 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
- H03L7/08—Details of the phase-locked loop
-
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/92—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N5/926—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by pulse code modulation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/79—Processing of colour television signals in connection with recording
- H04N9/80—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
- H04N9/808—Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback involving pulse code modulation of the composite colour video-signal
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Television Signal Processing For Recording (AREA)
- Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14167179A JPS5665530A (en) | 1979-10-31 | 1979-10-31 | Pll circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8025711A0 true IT8025711A0 (it) | 1980-10-31 |
IT1133739B IT1133739B (it) | 1986-07-09 |
Family
ID=15297477
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT25711/80A IT1133739B (it) | 1979-10-31 | 1980-10-31 | Circuito oscillatore controllato in fase automatico |
Country Status (9)
Country | Link |
---|---|
US (1) | US4376268A (it) |
JP (1) | JPS5665530A (it) |
CA (1) | CA1148653A (it) |
DE (1) | DE3040909A1 (it) |
FR (1) | FR2469050B1 (it) |
GB (1) | GB2063597B (it) |
IT (1) | IT1133739B (it) |
NL (1) | NL8005931A (it) |
SU (1) | SU1314967A3 (it) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2129634B (en) * | 1980-03-10 | 1984-10-31 | Control Data Corp | A self-adjusting delay device |
JPS5864608A (ja) * | 1981-10-15 | 1983-04-18 | Victor Co Of Japan Ltd | デイジタル信号記録再生方式 |
JPS5972814A (ja) * | 1982-10-20 | 1984-04-24 | Sanyo Electric Co Ltd | 遅延回路 |
JPH07107759B2 (ja) * | 1983-09-14 | 1995-11-15 | 株式会社日立製作所 | 回転ヘッドpcmレコ−ダ |
JPS60261281A (ja) * | 1984-06-08 | 1985-12-24 | Matsushita Electric Ind Co Ltd | 色信号処理装置 |
JPH0772982B2 (ja) * | 1985-09-20 | 1995-08-02 | 株式会社日立製作所 | 情報記録再生装置 |
JPH0734536Y2 (ja) * | 1985-11-25 | 1995-08-02 | 株式会社ケンウッド | デジタルテ−プレコ−ダ |
US4811128A (en) * | 1986-02-14 | 1989-03-07 | Victor Company Of Japan | Digital signal recording and reproducing apparatus having rotary magnetic heads |
JPS62164651U (it) * | 1986-04-07 | 1987-10-19 | ||
JPH0720229B2 (ja) * | 1987-04-30 | 1995-03-06 | 日本電気株式会社 | 圧縮画像デ−タ再生システム |
NL8801844A (nl) * | 1988-07-21 | 1990-02-16 | Philips Nv | Opstarten van de timing in een inrichting voor het afleiden van een kloksignaal. |
US4875108A (en) * | 1988-08-02 | 1989-10-17 | Magnetic Peripherals Inc. | Phase lock loop |
JPH0282719A (ja) * | 1988-09-19 | 1990-03-23 | Sanyo Electric Co Ltd | 発振回路 |
JPH04129070A (ja) * | 1989-12-05 | 1992-04-30 | Seiko Epson Corp | 情報記録媒体の再生側信号処理装置 |
US5119043A (en) * | 1990-06-27 | 1992-06-02 | Digital Equipment Corporation | Auto-centered phase-locked loop |
US5036293A (en) * | 1990-10-19 | 1991-07-30 | Rca Licensing Corporation | Oscillator for use with video signal time scaling apparatus |
US5307212A (en) * | 1991-08-22 | 1994-04-26 | Rohm Co., Ltd. | Trapezoidal wave generation in a video control signal write circuit |
JPH05298866A (ja) * | 1992-04-14 | 1993-11-12 | Sony Corp | 情報信号記録再生装置 |
KR970003810B1 (ko) * | 1993-04-14 | 1997-03-22 | 삼성전자 주식회사 | 어드레스 천이 검출회로를 내장하는 불휘발성 반도체 집적회로 |
JP2616701B2 (ja) * | 1994-06-29 | 1997-06-04 | 日本電気株式会社 | クロック従属同期装置の高速引込み制御回路 |
US6014417A (en) * | 1997-06-11 | 2000-01-11 | National Semiconductor Corporation | On-chip phase step generator for a digital phase locked loop |
US5943379A (en) * | 1997-06-11 | 1999-08-24 | National Semiconductor Corporation | Multi-phase trapezoidal wave synthesizer used in phase-to-frequency converter |
JP3879951B2 (ja) * | 1997-09-02 | 2007-02-14 | ソニー株式会社 | 位相調整装置、位相調整方法及び表示装置 |
US7856224B2 (en) * | 2005-03-31 | 2010-12-21 | General Electric Company | Systems and methods for recovering a signal of interest from a complex signal |
US7869499B2 (en) * | 2007-07-27 | 2011-01-11 | Fsp Technology Inc. | Variable-frequency circuit with a compensation mechanism |
US9264052B1 (en) | 2015-01-20 | 2016-02-16 | International Business Machines Corporation | Implementing dynamic phase error correction method and circuit for phase locked loop (PLL) |
US9853807B2 (en) * | 2016-04-21 | 2017-12-26 | Taiwan Semiconductor Manufacturing Co., Ltd. | Automatic detection of change in PLL locking trend |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3609408A (en) * | 1969-09-30 | 1971-09-28 | Rca Corp | Clock pulse generator |
US3657661A (en) * | 1970-06-16 | 1972-04-18 | Itt | Fm demodulator system |
US3753143A (en) * | 1971-08-05 | 1973-08-14 | Honeywell Inf Systems | Phase locked oscillator for integer pulse rates |
US3792473A (en) * | 1972-11-21 | 1974-02-12 | Bendix Corp | Vor receiver with adaptive filters and phase shifter for improved accuracy |
JPS516515A (it) * | 1974-07-05 | 1976-01-20 | Hitachi Ltd | |
US3908115A (en) * | 1974-10-07 | 1975-09-23 | Weston Instruments Inc | Adaptively tuned data receiver |
US4156855A (en) * | 1978-01-26 | 1979-05-29 | Rca Corporation | Phase-locked loop with variable gain and bandwidth |
FR2437733A1 (fr) * | 1978-08-30 | 1980-04-25 | Cit Alcatel | Procede de regeneration de l'onde porteuse de modulation d'un signal module comportant des raies symetriques par rapport a cette porteuse et dispositif de mise en oeuvre |
-
1979
- 1979-10-31 JP JP14167179A patent/JPS5665530A/ja active Granted
-
1980
- 1980-10-23 US US06/200,009 patent/US4376268A/en not_active Expired - Lifetime
- 1980-10-24 CA CA000363225A patent/CA1148653A/en not_active Expired
- 1980-10-29 NL NL8005931A patent/NL8005931A/nl not_active Application Discontinuation
- 1980-10-30 SU SU803210746A patent/SU1314967A3/ru active
- 1980-10-30 GB GB8034987A patent/GB2063597B/en not_active Expired
- 1980-10-30 DE DE19803040909 patent/DE3040909A1/de not_active Ceased
- 1980-10-31 FR FR8023364A patent/FR2469050B1/fr not_active Expired
- 1980-10-31 IT IT25711/80A patent/IT1133739B/it active
Also Published As
Publication number | Publication date |
---|---|
JPS5665530A (en) | 1981-06-03 |
JPS6247375B2 (it) | 1987-10-07 |
NL8005931A (nl) | 1981-06-01 |
SU1314967A3 (ru) | 1987-05-30 |
FR2469050B1 (fr) | 1985-10-31 |
FR2469050A1 (fr) | 1981-05-08 |
CA1148653A (en) | 1983-06-21 |
IT1133739B (it) | 1986-07-09 |
US4376268A (en) | 1983-03-08 |
GB2063597A (en) | 1981-06-03 |
GB2063597B (en) | 1984-02-08 |
DE3040909A1 (de) | 1981-05-14 |
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