FR2274890A1 - Appareil de mesure de position - Google Patents
Appareil de mesure de positionInfo
- Publication number
- FR2274890A1 FR2274890A1 FR7518557A FR7518557A FR2274890A1 FR 2274890 A1 FR2274890 A1 FR 2274890A1 FR 7518557 A FR7518557 A FR 7518557A FR 7518557 A FR7518557 A FR 7518557A FR 2274890 A1 FR2274890 A1 FR 2274890A1
- Authority
- FR
- France
- Prior art keywords
- measuring device
- position measuring
- measuring
- 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.)
- Granted
Links
Classifications
-
- 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
- H03M1/22—Analogue/digital converters pattern-reading type
- H03M1/24—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip
- H03M1/28—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding
- H03M1/30—Analogue/digital converters pattern-reading type using relatively movable reader and disc or strip with non-weighted coding incremental
- H03M1/303—Circuits or methods for processing the quadrature signals
- H03M1/305—Circuits or methods for processing the quadrature signals for detecting the direction of movement
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US480442A US3922671A (en) | 1974-06-17 | 1974-06-17 | Position measurement system with provision for change of units of measurement |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2274890A1 true FR2274890A1 (fr) | 1976-01-09 |
FR2274890B1 FR2274890B1 (fr) | 1982-02-05 |
Family
ID=23907994
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7518557A Granted FR2274890A1 (fr) | 1974-06-17 | 1975-06-13 | Appareil de mesure de position |
Country Status (10)
Country | Link |
---|---|
US (1) | US3922671A (fr) |
JP (1) | JPS5116950A (fr) |
CA (1) | CA1055136A (fr) |
CH (1) | CH606997A5 (fr) |
DE (1) | DE2526672A1 (fr) |
FR (1) | FR2274890A1 (fr) |
GB (1) | GB1483975A (fr) |
IT (1) | IT1036323B (fr) |
NO (1) | NO139870C (fr) |
SE (1) | SE417248B (fr) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4021714A (en) * | 1975-01-08 | 1977-05-03 | Contraves-Goerz Corporation | Servo system employing a tracking digital angle encoder |
US4041466A (en) * | 1976-01-19 | 1977-08-09 | Dynamics Research Corporation | Multi-axis encoder processing and display system |
US4056850A (en) * | 1976-01-19 | 1977-11-01 | Dynamics Research Corporation | Absolute relative position encoder processor and display |
US4081732A (en) * | 1976-03-02 | 1978-03-28 | Tadamasa Aoyama | Automatic positioning method and apparatus |
US4115859A (en) * | 1977-06-30 | 1978-09-19 | Dynamics Research Corporation | Back gauge controller |
DE2732954C2 (de) * | 1977-07-21 | 1979-07-05 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Inkrementales Lagemeßsystem |
US4147967A (en) * | 1977-11-10 | 1979-04-03 | Ncr Corporation | Apparatus and method for controlling the velocity of a moveable member |
US4364045A (en) * | 1981-03-03 | 1982-12-14 | Northrop Corporation | Digitized displacement transducer |
US4682151A (en) * | 1985-12-04 | 1987-07-21 | Caterpillar Inc. | Position to duty cycle conversion apparatus and method |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2065656A1 (fr) * | 1969-03-24 | 1971-08-06 | Inductosyn Corp | |
GB1290214A (fr) * | 1970-07-07 | 1972-09-20 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3742487A (en) * | 1971-02-05 | 1973-06-26 | Inductosyn Corp | Scale of two improved digital and analog converter |
-
1974
- 1974-06-17 US US480442A patent/US3922671A/en not_active Expired - Lifetime
-
1975
- 1975-06-10 CH CH745875A patent/CH606997A5/xx not_active IP Right Cessation
- 1975-06-10 CA CA228,934A patent/CA1055136A/fr not_active Expired
- 1975-06-13 FR FR7518557A patent/FR2274890A1/fr active Granted
- 1975-06-14 DE DE19752526672 patent/DE2526672A1/de not_active Withdrawn
- 1975-06-16 SE SE7506852A patent/SE417248B/xx unknown
- 1975-06-16 GB GB25565/75A patent/GB1483975A/en not_active Expired
- 1975-06-16 NO NO752143A patent/NO139870C/no unknown
- 1975-06-17 IT IT68564/75A patent/IT1036323B/it active
- 1975-06-17 JP JP50074272A patent/JPS5116950A/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2065656A1 (fr) * | 1969-03-24 | 1971-08-06 | Inductosyn Corp | |
GB1290214A (fr) * | 1970-07-07 | 1972-09-20 |
Non-Patent Citations (1)
Title |
---|
NV645/73 * |
Also Published As
Publication number | Publication date |
---|---|
NO139870B (no) | 1979-02-12 |
DE2526672A1 (de) | 1976-01-02 |
IT1036323B (it) | 1979-10-30 |
AU8181075A (en) | 1976-12-09 |
CH606997A5 (fr) | 1978-11-30 |
GB1483975A (en) | 1977-08-24 |
US3922671A (en) | 1975-11-25 |
FR2274890B1 (fr) | 1982-02-05 |
JPS5116950A (fr) | 1976-02-10 |
NO139870C (no) | 1979-05-23 |
SE417248B (sv) | 1981-03-02 |
NO752143L (fr) | 1975-12-18 |
SE7506852L (sv) | 1975-12-18 |
CA1055136A (fr) | 1979-05-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |