CA1125918A - Incremental phase-tracking position measuring system - Google Patents
Incremental phase-tracking position measuring systemInfo
- Publication number
- CA1125918A CA1125918A CA295,995A CA295995A CA1125918A CA 1125918 A CA1125918 A CA 1125918A CA 295995 A CA295995 A CA 295995A CA 1125918 A CA1125918 A CA 1125918A
- Authority
- CA
- Canada
- Prior art keywords
- count
- binary
- counter
- phase
- counts
- 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
Links
- 238000006073 displacement reaction Methods 0.000 claims abstract description 12
- 230000007704 transition Effects 0.000 claims 4
- 230000000977 initiatory effect Effects 0.000 claims 2
- 230000001360 synchronised effect Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 240000007320 Pinus strobus Species 0.000 description 3
- 239000002674 ointment Substances 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- XUKUURHRXDUEBC-KAYWLYCHSA-N Atorvastatin Chemical compound C=1C=CC=CC=1C1=C(C=2C=CC(F)=CC=2)N(CC[C@@H](O)C[C@@H](O)CC(O)=O)C(C(C)C)=C1C(=O)NC1=CC=CC=C1 XUKUURHRXDUEBC-KAYWLYCHSA-N 0.000 description 1
- 235000019227 E-number Nutrition 0.000 description 1
- 239000004243 E-number Substances 0.000 description 1
- 244000153665 Ficus glomerata Species 0.000 description 1
- 235000012571 Ficus glomerata Nutrition 0.000 description 1
- 101000626155 Homo sapiens Tensin-4 Proteins 0.000 description 1
- 235000015125 Sterculia urens Nutrition 0.000 description 1
- 102100024545 Tensin-4 Human genes 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000013139 quantization Methods 0.000 description 1
- 229920003987 resole Polymers 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
- G05B19/19—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path
- G05B19/33—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an analogue measuring device
- G05B19/35—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an analogue measuring device for point-to-point control
- G05B19/351—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path using an analogue measuring device for point-to-point control the positional error is used to control continuously the servomotor according to its magnitude
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/243—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the phase or frequency of ac
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
- G06F7/68—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using pulse rate multipliers or dividers pulse rate multipliers or dividers per se
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/48—Servo-type converters
- H03M1/485—Servo-type converters for position encoding, e.g. using resolvers or synchros
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/33—Director till display
- G05B2219/33256—Resolver to digital conversion
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/41—Servomotor, servo controller till figures
- G05B2219/41461—Phase counter and phase discriminator, phase locked motion
Landscapes
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Human Computer Interaction (AREA)
- Computational Mathematics (AREA)
- Computing Systems (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Manufacturing & Machinery (AREA)
- Pure & Applied Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Control Of Position Or Direction (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Control Of Electric Motors In General (AREA)
- Analogue/Digital Conversion (AREA)
- Control Of Velocity Or Acceleration (AREA)
- Control Of Ac Motors In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US77015777A | 1977-02-18 | 1977-02-18 | |
US770,157 | 1977-02-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1125918A true CA1125918A (en) | 1982-06-15 |
Family
ID=25087654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA295,995A Expired CA1125918A (en) | 1977-02-18 | 1978-01-31 | Incremental phase-tracking position measuring system |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS53102786A (it) |
BE (1) | BE864080A (it) |
CA (1) | CA1125918A (it) |
DE (1) | DE2806889A1 (it) |
FR (1) | FR2381419A1 (it) |
GB (1) | GB1593140A (it) |
IT (1) | IT1104427B (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0020024B1 (en) * | 1979-04-27 | 1983-06-22 | Nec Corporation | Servo control system operable on digital basis |
JPS5733355A (en) * | 1980-08-06 | 1982-02-23 | Toshiba Corp | Digital speed detector |
WO2021151846A1 (en) | 2020-01-29 | 2021-08-05 | Merck Patent Gmbh | Method for adjustment of alignment of liquid crystals |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3851721A (en) * | 1973-03-29 | 1974-12-03 | Caterpillar Tractor Co | Supplemental fluid supply |
-
1978
- 1978-01-31 CA CA295,995A patent/CA1125918A/en not_active Expired
- 1978-02-08 GB GB5049/78A patent/GB1593140A/en not_active Expired
- 1978-02-17 FR FR7804606A patent/FR2381419A1/fr not_active Withdrawn
- 1978-02-17 DE DE19782806889 patent/DE2806889A1/de not_active Withdrawn
- 1978-02-17 BE BE185273A patent/BE864080A/xx unknown
- 1978-02-17 IT IT41525/78A patent/IT1104427B/it active
- 1978-02-17 JP JP1663778A patent/JPS53102786A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
IT7841525A0 (it) | 1978-02-17 |
BE864080A (fr) | 1978-08-17 |
GB1593140A (en) | 1981-07-15 |
JPS6232809B2 (it) | 1987-07-16 |
FR2381419A1 (fr) | 1978-09-15 |
IT1104427B (it) | 1985-10-21 |
DE2806889A1 (de) | 1978-08-24 |
JPS53102786A (en) | 1978-09-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |