JPS56500438A - - Google Patents
Info
- Publication number
- JPS56500438A JPS56500438A JP50102680A JP50102680A JPS56500438A JP S56500438 A JPS56500438 A JP S56500438A JP 50102680 A JP50102680 A JP 50102680A JP 50102680 A JP50102680 A JP 50102680A JP S56500438 A JPS56500438 A JP S56500438A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
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
- H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
- H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
- H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
- H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
- H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
- H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
- H02P7/288—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using variable impedance
- H02P7/2885—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using variable impedance whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
-
- 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
- H02P23/22—Controlling the speed digitally using a reference oscillator, a speed proportional pulse rate feedback and a digital comparator
-
- 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
-
- 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
- Y10S388/915—Sawtooth or ramp waveform generator
-
- 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
- Y10S388/923—Specific feedback condition or device
- Y10S388/93—Load or torque
-
- 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
- Y10S388/923—Specific feedback condition or device
- Y10S388/933—Radiant energy responsive device
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Electric Motors In General (AREA)
- Control Of Direct Current Motors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/032,449 US4280082A (en) | 1979-04-23 | 1979-04-23 | Digital DC motor speed control circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS56500438A true JPS56500438A (ja) | 1981-04-02 |
Family
ID=21865025
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50102680A Pending JPS56500438A (ja) | 1979-04-23 | 1980-03-27 |
Country Status (6)
Country | Link |
---|---|
US (1) | US4280082A (ja) |
EP (1) | EP0027129B1 (ja) |
JP (1) | JPS56500438A (ja) |
CA (1) | CA1171132A (ja) |
DE (1) | DE3069054D1 (ja) |
WO (1) | WO1980002346A1 (ja) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5671855A (en) * | 1979-11-15 | 1981-06-15 | Sony Corp | Playback device of disc |
US4371819A (en) * | 1980-12-11 | 1983-02-01 | Pako Corporation | Pulse width modulation speed control |
US4375609A (en) * | 1981-03-11 | 1983-03-01 | Abex Corporation | Analog/digital drive speed control circuit |
US4400654A (en) * | 1981-03-27 | 1983-08-23 | Magnetic Peripherals Inc. | Digital speed control for a brushless DC motor |
US4516060A (en) * | 1982-11-19 | 1985-05-07 | Nahum Guzik | Digital motor speed control |
JPS6154890A (ja) * | 1984-08-22 | 1986-03-19 | Brother Ind Ltd | Dcモ−タの制御装置 |
US4622499A (en) * | 1985-02-27 | 1986-11-11 | Miniscribe Corporation | Method and apparatus for controlling a motor |
US4680515A (en) * | 1985-05-21 | 1987-07-14 | Crook James C | Digital speed control of motors |
US4777609A (en) * | 1985-12-11 | 1988-10-11 | International Business Machines Corporation | Print head motor control system having steady state velocity compensation |
US4691150A (en) * | 1986-06-20 | 1987-09-01 | Ncr Corporation | Motor speed controller |
DE3629826A1 (de) * | 1986-09-02 | 1988-03-24 | Triumph Adler Ag | Schaltungsanordnung zur drehzahlregelung eines gleichstrommotors |
US4833375A (en) * | 1988-03-25 | 1989-05-23 | Ncr Corporation | Digital motor control system |
GB8830421D0 (en) * | 1988-12-30 | 1989-03-01 | Alcatel Business Systems | Postage stamp machine |
US5232052A (en) * | 1993-02-09 | 1993-08-03 | Hypro Corporation | Apparatus and method for controlling the introduction of chemical foamant into a water stream in fire-fighting equipment |
US5747955A (en) * | 1995-03-31 | 1998-05-05 | Quinton Instrument Company | Current sensing module for a variable speed AC motor drive for use with a treadmill |
US5650709A (en) * | 1995-03-31 | 1997-07-22 | Quinton Instrument Company | Variable speed AC motor drive for treadmill |
US5774626A (en) * | 1995-11-16 | 1998-06-30 | Polaroid Corporation | Programmable dual-phase digital motor control with sliding proportionality |
KR100352021B1 (ko) * | 2000-07-12 | 2002-09-11 | 김성웅 | 자동장력제어장치의 브레이크전압 설정방법 |
US7215091B2 (en) * | 2003-01-03 | 2007-05-08 | Lexmark International, Inc. | Method for controlling a DC printer motor with a motor driver |
US8643355B2 (en) * | 2011-02-07 | 2014-02-04 | Semiconductor Components Industries, Llc | Method for generating a signal and structure therefor |
GB2608079B (en) | 2020-07-31 | 2023-11-01 | Cirrus Logic Int Semiconductor Ltd | Driver circuitry |
US11552627B2 (en) | 2020-07-31 | 2023-01-10 | Cirrus Logic, Inc. | PWM circuitry |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3409814A (en) * | 1965-03-17 | 1968-11-05 | Fujitsu Ltd | Variable pulse system for controlling dc motor speed by variation of supplied current |
US3355649A (en) * | 1965-06-23 | 1967-11-28 | Ampex | Synchronizing circuit |
FR1567026A (ja) * | 1967-03-31 | 1968-05-16 | ||
JPS5028330Y1 (ja) * | 1968-05-13 | 1975-08-21 | ||
US3764876A (en) * | 1971-10-01 | 1973-10-09 | Storage Technology Corp | Capstan control system for a tape drive |
GB1426820A (en) * | 1972-04-05 | 1976-03-03 | Hitachi Electronics | Digital control system |
US4109184A (en) * | 1976-03-19 | 1978-08-22 | Ampex Corporation | Method and apparatus for providing a stable, high gain servo system |
-
1979
- 1979-04-23 US US06/032,449 patent/US4280082A/en not_active Expired - Lifetime
-
1980
- 1980-03-18 CA CA000347874A patent/CA1171132A/en not_active Expired
- 1980-03-27 JP JP50102680A patent/JPS56500438A/ja active Pending
- 1980-03-27 WO PCT/US1980/000336 patent/WO1980002346A1/en active IP Right Grant
- 1980-03-27 DE DE8080900847T patent/DE3069054D1/de not_active Expired
- 1980-11-04 EP EP80900847A patent/EP0027129B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CA1171132A (en) | 1984-07-17 |
EP0027129B1 (en) | 1984-08-29 |
DE3069054D1 (en) | 1984-10-04 |
EP0027129A4 (en) | 1981-08-27 |
WO1980002346A1 (en) | 1980-10-30 |
US4280082A (en) | 1981-07-21 |
EP0027129A1 (en) | 1981-04-22 |