DE2907527C2 - - Google Patents
Info
- Publication number
- DE2907527C2 DE2907527C2 DE2907527A DE2907527A DE2907527C2 DE 2907527 C2 DE2907527 C2 DE 2907527C2 DE 2907527 A DE2907527 A DE 2907527A DE 2907527 A DE2907527 A DE 2907527A DE 2907527 C2 DE2907527 C2 DE 2907527C2
- Authority
- DE
- Germany
- Prior art keywords
- pulse
- frequency
- window
- pulses
- signals
- 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.)
- Expired - Lifetime
Links
- 230000003111 delayed effect Effects 0.000 claims description 28
- 230000001360 synchronised effect Effects 0.000 claims description 16
- 239000008186 active pharmaceutical agent Substances 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 5
- 210000000056 organ Anatomy 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 238000005070 sampling Methods 0.000 claims 2
- 230000000737 periodic effect Effects 0.000 claims 1
- 230000000873 masking effect Effects 0.000 description 66
- 230000008859 change Effects 0.000 description 6
- 230000006870 function Effects 0.000 description 5
- 230000000295 complement effect Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 230000001934 delay Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007620 mathematical function Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P23/00—Arrangements or methods for the control of AC motors characterised by a control method other than vector control
- H02P23/18—Controlling the angular speed together with angular position or phase
- H02P23/186—Controlling the angular speed together with angular position or phase of one shaft by controlling the prime mover
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S388/00—Electricity: motor control systems
- Y10S388/907—Specific control circuit element or device
- Y10S388/911—Phase locked loop
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S388/00—Electricity: motor control systems
- Y10S388/907—Specific control circuit element or device
- Y10S388/912—Pulse or frequency counter
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Electric Motors In General (AREA)
- Control Of Velocity Or Acceleration (AREA)
- Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2173278A JPS54114691A (en) | 1978-02-27 | 1978-02-27 | Servo circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2907527A1 DE2907527A1 (de) | 1979-09-06 |
| DE2907527C2 true DE2907527C2 (en:Method) | 1990-04-05 |
Family
ID=12063240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19792907527 Granted DE2907527A1 (de) | 1978-02-27 | 1979-02-26 | Servomechanismus zur steuerung der antriebsgeschwindigkeit und stellung eines angetriebenen organs, insbesondere zur synchronisierung der drehgeschwindigkeit und stellung eines drehmagnetkopfes gegenueber einem magnetband |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4259698A (en:Method) |
| JP (1) | JPS54114691A (en:Method) |
| AT (1) | AT377148B (en:Method) |
| CA (1) | CA1127295A (en:Method) |
| DE (1) | DE2907527A1 (en:Method) |
| FR (1) | FR2418512A1 (en:Method) |
| GB (1) | GB2018469B (en:Method) |
| IT (1) | IT1111879B (en:Method) |
| NL (1) | NL7901554A (en:Method) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2059107B (en) * | 1979-07-12 | 1983-06-02 | Universal Pioneer Corp | Tangential servo control signal generating device |
| JPS5614787A (en) * | 1979-07-18 | 1981-02-13 | Sony Corp | Video signal reproduction system |
| JPS5669981A (en) * | 1979-11-12 | 1981-06-11 | Sony Corp | Phase servo circuit |
| US4368492A (en) * | 1980-04-08 | 1983-01-11 | Rca Corporation | Vertical sync independent digital skew servo |
| US4371902A (en) * | 1980-06-30 | 1983-02-01 | International Business Machines Corporation | Disk initialization method |
| JPS5753880A (en) * | 1980-09-12 | 1982-03-31 | Victor Co Of Japan Ltd | Detector of periodic signal |
| JPS57211612A (en) * | 1981-06-23 | 1982-12-25 | Sony Corp | Phase servo circuit |
| US4449082A (en) * | 1981-12-17 | 1984-05-15 | Webster Douglas G | Motor speed control system |
| JPS58211217A (ja) * | 1982-06-03 | 1983-12-08 | Sony Corp | 回転体の位相制御装置 |
| AU570922B2 (en) * | 1982-06-30 | 1988-03-31 | Sony Corporation | Digital servo circuit for motor control |
| WO1984001253A1 (en) * | 1982-09-17 | 1984-03-29 | Ampex | Method and apparatus for producing an artificial vertical synchronizing signal for video tape recording |
| CA1210149A (en) * | 1982-09-28 | 1986-08-19 | Shigeru Tajima | Digital capstan servo circuit |
| JPS6063772A (ja) * | 1983-09-19 | 1985-04-12 | Olympus Optical Co Ltd | デ−タ書込エリア信号発生方法および装置 |
| JPS60106381A (ja) * | 1983-11-14 | 1985-06-11 | Victor Co Of Japan Ltd | 磁気記録再生装置のモ−タサ−ボ回路 |
| IL78024A0 (en) * | 1985-04-01 | 1986-07-31 | Cemitronics Inc | Digital pulsed servo control system |
| JPS61288788A (ja) * | 1985-06-14 | 1986-12-18 | Victor Co Of Japan Ltd | モ−タの回転位相制御方式 |
| US4815063A (en) * | 1985-09-13 | 1989-03-21 | Yamaha Corporation | Disc motor control circuit for controlling the rotation of a disc in a disc playing device |
| JPS62131777A (ja) * | 1985-11-28 | 1987-06-15 | Seiko Epson Corp | モ−タ速度制御装置 |
| US4933985A (en) * | 1986-05-21 | 1990-06-12 | Canon Kabushiki Kaisha | Rotation drive device |
| US5345532A (en) * | 1986-05-21 | 1994-09-06 | Canon Kabushiki Kaisha | Rotation drive device |
| KR930001704B1 (ko) * | 1988-05-18 | 1993-03-11 | 삼성전자 주식회사 | 디지탈 오디오 테이프 레코더의 드럼 무조정 자동 위상 제어회로 |
| JPH03266248A (ja) * | 1990-03-15 | 1991-11-27 | Sony Corp | 磁気再生装置 |
| US5122719A (en) * | 1991-02-27 | 1992-06-16 | Eastman Kodak Company | Method and apparatus for reducing recurrent fluctuations in motor torque |
| US5276569A (en) * | 1991-06-26 | 1994-01-04 | Digital Equipment Corporation | Spindle controller with startup correction of disk position |
| US5554916A (en) * | 1992-11-30 | 1996-09-10 | Nidec Corporation | Method of starting a sensorless motor |
| US5438464A (en) * | 1993-04-23 | 1995-08-01 | Quantum Corporation | Synchronization of multiple disk drive spindles |
| US5448428A (en) * | 1993-04-23 | 1995-09-05 | Quantum Corporation | Phase locking a disk drive spindle to a reference signal |
| DE102016106547A1 (de) * | 2016-04-11 | 2017-10-12 | Robert Bosch Gmbh | Schaltereinrichtung für einen elektromotor, steuereinrichtung, lenksystem |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3564368A (en) * | 1968-01-10 | 1971-02-16 | Gen Electric | Spindle speed control monitor |
| US3643012A (en) * | 1970-02-16 | 1972-02-15 | Ampex | Rapid frame synchronization of video tape reproduce signals |
| US3686469A (en) * | 1970-04-02 | 1972-08-22 | Ampex | Steady state phase error correction circuit |
| NL7112272A (en:Method) | 1971-09-06 | 1973-03-08 | ||
| GB1426820A (en) * | 1972-04-05 | 1976-03-03 | Hitachi Electronics | Digital control system |
| JPS5148045B2 (en:Method) * | 1972-06-05 | 1976-12-18 | ||
| US3959815A (en) * | 1974-01-28 | 1976-05-25 | Basf Aktiengesellschaft | Arrangements for time base error compensation |
| US3900796A (en) * | 1974-03-07 | 1975-08-19 | Sperry Rand Corp | Rotational speed monitor |
| US3900890A (en) * | 1974-05-06 | 1975-08-19 | Sperry Rand Corp | Speed tolerant recording and recovery system |
| US3946293A (en) * | 1974-09-13 | 1976-03-23 | Conco Inc. | Thyristor control system |
| US4047231A (en) * | 1976-03-19 | 1977-09-06 | Ampex Corporation | High stability digital head servo for video recorders |
| JPS5941338B2 (ja) * | 1976-05-10 | 1984-10-06 | 日本電気株式会社 | クロツクパルス再生回路 |
-
1978
- 1978-02-27 JP JP2173278A patent/JPS54114691A/ja active Pending
-
1979
- 1979-02-26 CA CA322,308A patent/CA1127295A/en not_active Expired
- 1979-02-26 GB GB7906679A patent/GB2018469B/en not_active Expired
- 1979-02-26 US US06/015,106 patent/US4259698A/en not_active Expired - Lifetime
- 1979-02-26 DE DE19792907527 patent/DE2907527A1/de active Granted
- 1979-02-27 AT AT0149579A patent/AT377148B/de not_active IP Right Cessation
- 1979-02-27 IT IT20587/79A patent/IT1111879B/it active
- 1979-02-27 FR FR7905014A patent/FR2418512A1/fr active Granted
- 1979-02-27 NL NL7901554A patent/NL7901554A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| AT377148B (de) | 1985-02-11 |
| ATA149579A (de) | 1984-06-15 |
| FR2418512A1 (fr) | 1979-09-21 |
| GB2018469B (en) | 1982-08-25 |
| US4259698A (en) | 1981-03-31 |
| GB2018469A (en) | 1979-10-17 |
| DE2907527A1 (de) | 1979-09-06 |
| IT7920587A0 (it) | 1979-02-27 |
| JPS54114691A (en) | 1979-09-06 |
| NL7901554A (nl) | 1979-08-29 |
| FR2418512B1 (en:Method) | 1983-11-25 |
| CA1127295A (en) | 1982-07-06 |
| IT1111879B (it) | 1986-01-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: G11B 15/473 |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |