FR2463934A1 - Appareil et procede pour le controle a distance de la position, la vitesse et/ou la direction du mouvement d'un objet mobile - Google Patents
Appareil et procede pour le controle a distance de la position, la vitesse et/ou la direction du mouvement d'un objet mobile Download PDFInfo
- Publication number
- FR2463934A1 FR2463934A1 FR8018224A FR8018224A FR2463934A1 FR 2463934 A1 FR2463934 A1 FR 2463934A1 FR 8018224 A FR8018224 A FR 8018224A FR 8018224 A FR8018224 A FR 8018224A FR 2463934 A1 FR2463934 A1 FR 2463934A1
- Authority
- FR
- France
- Prior art keywords
- electrodes
- electric field
- needle
- polyphase
- row
- 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.)
- Pending
Links
Classifications
-
- 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
- G01D5/14—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 magnitude of a current or voltage
- G01D5/24—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 magnitude of a current or voltage by varying capacitance
- G01D5/241—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 magnitude of a current or voltage by varying capacitance by relative movement of capacitor electrodes
- G01D5/2412—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 magnitude of a current or voltage by varying capacitance by relative movement of capacitor electrodes by varying overlap
- G01D5/2415—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 magnitude of a current or voltage by varying capacitance by relative movement of capacitor electrodes by varying overlap adapted for encoders
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P1/00—Details of instruments
- G01P1/07—Indicating devices, e.g. for remote indication
- G01P1/08—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers
- G01P1/10—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds
- G01P1/11—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds by the detection of the position of the indicator needle
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P13/00—Indicating or recording presence, absence, or direction, of movement
- G01P13/02—Indicating direction only, e.g. by weather vane
- G01P13/04—Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement
- G01P13/045—Indicating positive or negative direction of a linear movement or clockwise or anti-clockwise direction of a rotational movement with speed indication
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US6791179A | 1979-08-20 | 1979-08-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2463934A1 true FR2463934A1 (fr) | 1981-02-27 |
Family
ID=22079214
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8018224A Pending FR2463934A1 (fr) | 1979-08-20 | 1980-08-20 | Appareil et procede pour le controle a distance de la position, la vitesse et/ou la direction du mouvement d'un objet mobile |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS56108193A (de) |
BR (1) | BR8005273A (de) |
DE (1) | DE3031457A1 (de) |
FR (1) | FR2463934A1 (de) |
GB (1) | GB2059593B (de) |
MX (1) | MX148528A (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6249234B1 (en) | 1994-05-14 | 2001-06-19 | Absolute Sensors Limited | Position detector |
DK0760087T4 (da) * | 1994-05-14 | 2004-08-09 | Synaptics Uk Ltd | Positionskodeorgan |
US6788221B1 (en) | 1996-06-28 | 2004-09-07 | Synaptics (Uk) Limited | Signal processing apparatus and method |
US6705511B1 (en) | 1997-05-28 | 2004-03-16 | Synaptics (Uk) Limited | Transducer and method of manufacture |
GB9720954D0 (en) | 1997-10-02 | 1997-12-03 | Scient Generics Ltd | Commutators for motors |
GB9721891D0 (en) | 1997-10-15 | 1997-12-17 | Scient Generics Ltd | Symmetrically connected spiral transducer |
GB9811151D0 (en) | 1998-05-22 | 1998-07-22 | Scient Generics Ltd | Rotary encoder |
US7511705B2 (en) | 2001-05-21 | 2009-03-31 | Synaptics (Uk) Limited | Position sensor |
EP1509833A2 (de) | 2002-06-05 | 2005-03-02 | Synaptics (UK) Limited | Verfahren und gerät zur signalübertragung |
GB0319945D0 (en) | 2003-08-26 | 2003-09-24 | Synaptics Uk Ltd | Inductive sensing system |
EP2145158B1 (de) | 2007-05-10 | 2018-03-07 | Cambridge Integrated Circuits Limited | Wandler |
GB2488389C (en) | 2010-12-24 | 2018-08-22 | Cambridge Integrated Circuits Ltd | Position sensing transducer |
GB2503006B (en) | 2012-06-13 | 2017-08-09 | Cambridge Integrated Circuits Ltd | Position sensing transducer |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3500365A (en) * | 1968-11-12 | 1970-03-10 | Charles J Cain | Apparatus for remotely determining the angular orientation,speed,and/or direction of rotation of objects |
CH507779A (fr) * | 1969-04-11 | 1971-05-31 | Battelle Memorial Institute | Dispositif pour indiquer la présence d'un organe mobile dans une zone prédéterminée de sa trajectoire |
US4007454A (en) * | 1975-09-12 | 1977-02-08 | Charles J. Cain | Apparatus for remotely determining the angular orientation, speed, and/or direction of rotation of objects |
FR2411391A1 (fr) * | 1977-12-09 | 1979-07-06 | Stiftelsen Inst Mikrovags | Dispositif de mesure capacitif |
-
1980
- 1980-08-19 GB GB8026929A patent/GB2059593B/en not_active Expired
- 1980-08-20 JP JP11462780A patent/JPS56108193A/ja active Pending
- 1980-08-20 DE DE19803031457 patent/DE3031457A1/de not_active Withdrawn
- 1980-08-20 BR BR8005273A patent/BR8005273A/pt unknown
- 1980-08-20 FR FR8018224A patent/FR2463934A1/fr active Pending
- 1980-08-20 MX MX183605A patent/MX148528A/es unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3500365A (en) * | 1968-11-12 | 1970-03-10 | Charles J Cain | Apparatus for remotely determining the angular orientation,speed,and/or direction of rotation of objects |
CH507779A (fr) * | 1969-04-11 | 1971-05-31 | Battelle Memorial Institute | Dispositif pour indiquer la présence d'un organe mobile dans une zone prédéterminée de sa trajectoire |
US4007454A (en) * | 1975-09-12 | 1977-02-08 | Charles J. Cain | Apparatus for remotely determining the angular orientation, speed, and/or direction of rotation of objects |
FR2411391A1 (fr) * | 1977-12-09 | 1979-07-06 | Stiftelsen Inst Mikrovags | Dispositif de mesure capacitif |
Also Published As
Publication number | Publication date |
---|---|
GB2059593A (en) | 1981-04-23 |
GB2059593B (en) | 1984-02-08 |
DE3031457A1 (de) | 1982-03-11 |
JPS56108193A (en) | 1981-08-27 |
BR8005273A (pt) | 1981-03-04 |
MX148528A (es) | 1983-04-29 |
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