DE20022841U1 - Device for motion detection - Google Patents

Device for motion detection

Info

Publication number
DE20022841U1
DE20022841U1 DE20022841U DE20022841U DE20022841U1 DE 20022841 U1 DE20022841 U1 DE 20022841U1 DE 20022841 U DE20022841 U DE 20022841U DE 20022841 U DE20022841 U DE 20022841U DE 20022841 U1 DE20022841 U1 DE 20022841U1
Authority
DE
Germany
Prior art keywords
sensor
ist
control
switching element
hall
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
Application number
DE20022841U
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Brose Fahrzeugteile SE and Co KG
Original Assignee
Brose Fahrzeugteile SE and Co KG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Brose Fahrzeugteile SE and Co KG filed Critical Brose Fahrzeugteile SE and Co KG
Priority to DE20022841U priority Critical patent/DE20022841U1/en
Priority claimed from DE10041736A external-priority patent/DE10041736C1/en
Publication of DE20022841U1 publication Critical patent/DE20022841U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G01D5/244—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 characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/24471—Error correction
    • G01D5/24476—Signal processing
    • 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
    • G01D3/00—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups
    • G01D3/08—Indicating or recording apparatus with provision for the special purposes referred to in the subgroups with provision for safeguarding the apparatus, e.g. against abnormal operation, against breakdown
    • 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
    • G01D5/244—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 characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/24471—Error correction
    • G01D5/2448—Correction of gain, threshold, offset or phase control
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P21/00—Testing or calibrating of apparatus or devices covered by the preceding groups
    • G01P21/02—Testing or calibrating of apparatus or devices covered by the preceding groups of speedometers

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Electronic Switches (AREA)

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (14)

1. Vorrichtung zum Erfassen mindestens einer Kenngröße einer Bewegung von zuein­ ander beweglichen Teilen, insbesondere für Verstellantriebe in Kraftfahrzeugen, mit
  • - einem Sensor (iHS1 bis iHS6) mit einem Sensorelement (HP) und einer Auswer­ teelektronik und
  • - einem in seiner Lage oder seiner Position zum Sensorelement (HP) relativ be­ weglichen Meßgeber,
dadurch gekennzeichnet, daß
der Sensor (iHS1 bis iHS6) Mittel zum Schalten einer Empfindlichkeit der Vorrichtung für mindestens einen Prüfmodus aufweist, wobei
eine Sensorhilfsgröße (IHall) des Sensorelementes (HP) und/oder mindestens ein Schwellwert (SH, SL, Uref1 bis Uref3) der Auswerteelektronik so schaltbar ist, daß die durch eine Amplitude einer Meßgröße (UH, UH1(t), UH2(t)) des Sensorelementes (HP) und den Schwellwert (SH, SL, SPH, SPL, Uref1 bis Uref3) charakterisierte Empfindlich­ keit der Vorrichtung im Prüfmodus, abweichend von einem Betriebsmodus, reduziert ist.1. Device for detecting at least one parameter of a movement of moving parts to each other, in particular for adjusting drives in motor vehicles, with
  • - A sensor (iHS1 to iHS6) with a sensor element (HP) and evaluation electronics and
  • - In its position or its position relative to the sensor element (HP) relatively movable sensor,
characterized in that
the sensor (iHS1 to iHS6) has means for switching a sensitivity of the device for at least one test mode, wherein
an auxiliary sensor variable (I Hall ) of the sensor element (HP) and / or at least one threshold value (S H , S L , U ref1 to U ref3 ) of the evaluation electronics can be switched so that the amplitude of a measured variable (U H , U H1 ( t), U H2 (t)) of the sensor element (HP) and the threshold value (S H , S L , S PH , S PL , U ref1 to U ref3 ) characterized sensitivity of the device in the test mode, deviating from an operating mode, reduced is. 2. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, daß der Schwellwert (SH, SL, Uref1 bis Uref3) oder die Sensorhilfsgröße (IHall) durch ein ge­ steuertes Schaltelement (SW1, SW2, T1, T2, T3, IST) schaltbar ist.2. Device according to claim 1, characterized in that the threshold value (S H , S L , U ref1 to U ref3 ) or the auxiliary sensor variable (I Hall ) by a ge-controlled switching element (SW1, SW2, T1, T2, T3, IST) ) is switchable. 3. Vorrichtung nach Anspruch 2, dadurch gekennzeichnet, daß
der Schwellwert (SH, SL, Uref1 bis Uref3) durch einen mit einem Spannungsteiler (R1, R2, R3, NET) verbundenen Schalttransistor (T1 bis T3) als Schaltelement (T1 bis T3) schaltbar ist, wobei
der Schalttransistor (T1 bis T3) eine Ausgangsspannung (Uref1 bis Uref3) des Span­ nungsteilers (R1, R2, R3, NET) schaltet.3. Device according to claim 2, characterized in that
the threshold value (S H , S L , U ref1 to U ref3 ) can be switched as a switching element (T1 to T3) by a switching transistor (T1 to T3) connected to a voltage divider (R1, R2, R3, NET), wherein
the switching transistor (T1 to T3) switches an output voltage (U ref1 to U ref3 ) of the voltage divider (R1, R2, R3, NET). 4. Vorrichtung nach Anspruch 2, dadurch gekennzeichnet, daß der Schwellwert (SH, SL) durch eine schaltbare Spannungsquelle als Schaltelement schaltbar ist. 4. The device according to claim 2, characterized in that the threshold value (S H , S L ) is switchable by a switchable voltage source as a switching element. 5. Vorrichtung nach Anspruch 2, dadurch gekennzeichnet, daß
das Sensorelement (HP) eine Hallplatte (HP) aufweist, und
eine Änderung eines Hallstromes (IHall) als Sensorhilfsgröße (IHall) durch eine mit der Hallplatte (HP) verbundene, schaltbare Stromquelle (IST) als Schaltelement (IST) schaltbar ist.5. The device according to claim 2, characterized in that
the sensor element (HP) has a Hall plate (HP), and
a change in a Hall current (I Hall ) as an auxiliary sensor variable (I Hall ) can be switched by a switchable current source (IST) connected to the Hall plate (HP) as a switching element (IST). 6. Vorrichtung nach einem der Ansprüche 2 bis 5, dadurch gekennzeichnet, daß das Schaltelement (SW1, SW2, T1, T2, T3, IST) mit einer Steuerungsvorrichtung (FF, EXOR, ZD1 bis ZD3, CON) der Auswerteelektronik verbunden ist, die das Schaltelement (SW1, SW2, T1, T2, T3, IST) steuert.6. Device according to one of claims 2 to 5, characterized in that the switching element (SW1, SW2, T1, T2, T3, IST) with a control device (FF, EXOR, ZD1 to ZD3, CON) is connected to the evaluation electronics, which Switching element (SW1, SW2, T1, T2, T3, IST) controls. 7. Vorrichtung nach Anspruch 6, dadurch gekennzeichnet, daß das Schaltelement (SW1, SW2, T1, T2, T3, IST) zur Steuerung mit einem Speicheraus­ gang eines Speichers (FF) der Steuerungsvorrichtung verbunden ist.7. The device according to claim 6, characterized in that the switching element (SW1, SW2, T1, T2, T3, IST) for control with a memory gang of a memory (FF) of the control device is connected. 8. Vorrichtung nach Anspruch 6, dadurch gekennzeichnet, daß das Schaltelement (SW1, SW2, T1, T2, T3, IST) zur Steuerung mit einer Zenerdiode (ZD1 bis ZD3) als Steuerungsvorrichtung verbunden ist.8. The device according to claim 6, characterized in that the switching element (SW1, SW2, T1, T2, T3, IST) for control with a Zener diode (ZD1 to ZD3) is connected as a control device. 9. Vorrichtung nach Anspruch 6, dadurch gekennzeichnet, daß die Auswerteelektronik ein oder mehrere durchbrennbare elektrische Elemente als Schaltelemente aufweist, die zum Schalten durch eine Leistungsstufe als Teil der Steuerungsvorrichtung durchbrennbar sind.9. The device according to claim 6, characterized in that the evaluation electronics as one or more burnable electrical elements Has switching elements for switching through a power stage as part of Control device are burnable. 10. Vorrichtung nach einem der Ansprüche 6 bis 9, dadurch gekennzeichnet, daß die Steuerungsvorrichtung (FF, EXOR, CON) über eine Datenverbindung (Data1 bis Data6) des Sensors (iHS1 bis iHS6) ansteuerbar ist.10. The device according to one of claims 6 to 9, characterized in that the control device (FF, EXOR, CON) via a data connection (Data1 bis Data6) of the sensor (iHS1 to iHS6) can be controlled. 11. Vorrichtung nach Anspruch 10, dadurch gekennzeichnet, daß
die Datenverbindung (Data2) durch eine externe Vorrichtung (MCU) gegen Masse kurzschließbar ist, und
der Kurzschluß durch einen mit der Datenverbindung (Data2) verbundenen Auswer­ teschaltkreis (EXOR) der Steuerungsvorrichtung zum Steuern auswertbar ist.11. The device according to claim 10, characterized in that
the data connection (Data2) can be short-circuited to ground by an external device (MCU), and
the short circuit can be evaluated for control purposes by an evaluation circuit (EXOR) of the control device connected to the data connection (Data2). 12. Vorrichtung nach einem der Ansprüche 6 bis 9, dadurch gekennzeichnet, daß die Steuerungsvorrichtung (ZD1 bis ZD3) über eine Versorgungsleitung des Sensors (iHS3 bis iHS5) ansteuerbar ist.12. The device according to one of claims 6 to 9, characterized in that the control device (ZD1 to ZD3) via a supply line of the sensor (iHS3 to iHS5) can be controlled. 13. Vorrichtung nach Anspruch 12, dadurch gekennzeichnet, daß
zur Ansteuerung eine Versorgungsspannung (Ub) der Versorgungsleitung durch eine schaltbare Spannungsquelle (Uvar) erhöht ist, und
die Erhöhung durch einen mit der Versorgungsleitung verbundenen Auswerteschalt­ kreis (ZD1 bis ZD3) der Steuerungsvorrichtung zum Steuern auswertbar ist.13. The apparatus according to claim 12, characterized in that
to control a supply voltage (U b ) of the supply line is increased by a switchable voltage source (U var ), and
the increase can be evaluated for control by an evaluation circuit (ZD1 to ZD3) of the control device connected to the supply line. 14. Vorrichtung nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, daß das Sensorelement (HP) und die Auswerteelektronik auf einem Chip integriert sind.14. Device according to one of the preceding claims, characterized in that the sensor element (HP) and the evaluation electronics are integrated on one chip.
DE20022841U 2000-08-25 2000-08-25 Device for motion detection Expired - Lifetime DE20022841U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20022841U DE20022841U1 (en) 2000-08-25 2000-08-25 Device for motion detection

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10041736A DE10041736C1 (en) 2000-08-25 2000-08-25 Device and method for detecting at least one parameter of a movement of parts which are movable relative to one another, in particular for adjusting drives in motor vehicles
DE20022841U DE20022841U1 (en) 2000-08-25 2000-08-25 Device for motion detection

Publications (1)

Publication Number Publication Date
DE20022841U1 true DE20022841U1 (en) 2002-05-08

Family

ID=26006808

Family Applications (1)

Application Number Title Priority Date Filing Date
DE20022841U Expired - Lifetime DE20022841U1 (en) 2000-08-25 2000-08-25 Device for motion detection

Country Status (1)

Country Link
DE (1) DE20022841U1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007056676A1 (en) * 2007-11-24 2009-05-28 Bayerische Motoren Werke Aktiengesellschaft To determine at least one function/characteristic of a driver-operated mechanism, at an automobile production line, the theoretic movement path is used with actual movement path data to establish e.g. play
DE102008060986A1 (en) * 2008-12-06 2010-06-10 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Motor-driven vehicle adjusting system's adjusting process monitoring method for use during electric motor-driven closing system manufacturing, involves using monitoring parameter as evaluation criterion to evaluate adjusting system quality

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007056676A1 (en) * 2007-11-24 2009-05-28 Bayerische Motoren Werke Aktiengesellschaft To determine at least one function/characteristic of a driver-operated mechanism, at an automobile production line, the theoretic movement path is used with actual movement path data to establish e.g. play
DE102008060986A1 (en) * 2008-12-06 2010-06-10 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Motor-driven vehicle adjusting system's adjusting process monitoring method for use during electric motor-driven closing system manufacturing, involves using monitoring parameter as evaluation criterion to evaluate adjusting system quality

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20020613

R150 Term of protection extended to 6 years

Effective date: 20031007

R151 Term of protection extended to 8 years

Effective date: 20060914

R152 Term of protection extended to 10 years

Effective date: 20080917

R071 Expiry of right