KR20060043711A - 회전 상태 검출 장치 및 회전 상태 검출 방법 - Google Patents
회전 상태 검출 장치 및 회전 상태 검출 방법 Download PDFInfo
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- KR20060043711A KR20060043711A KR1020050021934A KR20050021934A KR20060043711A KR 20060043711 A KR20060043711 A KR 20060043711A KR 1020050021934 A KR1020050021934 A KR 1020050021934A KR 20050021934 A KR20050021934 A KR 20050021934A KR 20060043711 A KR20060043711 A KR 20060043711A
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- South Korea
- Prior art keywords
- output
- comparator
- rotation
- outputs
- bridge circuit
- Prior art date
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- 238000000034 method Methods 0.000 title claims 5
- 238000001514 detection method Methods 0.000 claims abstract description 29
- 230000007423 decrease Effects 0.000 claims abstract description 24
- 238000009795 derivation Methods 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 claims abstract description 6
- 230000003111 delayed effect Effects 0.000 claims description 6
- 230000007257 malfunction Effects 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 14
- 230000003247 decreasing effect Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
-
- 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
- G01D5/142—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 using Hall-effect devices
- G01D5/145—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 using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields
-
- 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
- G01D5/245—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 using a variable number of pulses in a train
- G01D5/2451—Incremental encoders
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2800/00—Details, accessories and auxiliary operations not otherwise provided for
- E05Y2800/40—Physical or chemical protection
- E05Y2800/422—Physical or chemical protection against vibration or noise
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
- E06B2009/005—Storm panels; hurricane shutters
-
- 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
- G01D2205/00—Indexing scheme relating to details of means for transferring or converting the output of a sensing member
- G01D2205/85—Determining the direction of movement of an encoder, e.g. of an incremental encoder
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
Description
Claims (6)
- 바이어스 자계를 발생하는 자석과,이 자석의 바이어스 자계중에, 피검출 대상인 요철 형상 자성 회전체에 대향하여 그 회전 방향으로 나열되어 배치되고, 상기 피검출 대상의 회전에 따른 바이어스 자계의 상태 변화에 따라 저항 변화를 발생시키는 자기 저항 효과 소자 세트로 구성된 제 1, 제 2 브리지 회로와,상기 제 1 브리지 회로의 중점 전압의 증감 방향을 검출하고 논리값을 출력하는 제 1 비교기와,상기 제 2 브리지 회로의 중점 전압의 증감 방향을 검출하고 논리값을 출력하는 제 2 비교기와,상기 제 1 브리지 회로의 중점 전압과 상기 제 2 브리지 회로의 중점 전압의 차를 검출하고 논리값을 출력하는 제 3 비교기와,상기 제 1 비교기와 제 2 비교기의 출력의 논리값이 모두 "1"일 때 "1"을 출력하고, 모두 "0"일 때 "0"을 출력하며, 그 이외일 때는 이전값을 유지하여 출력하는 논리 정보 도출 수단을 구비하고,상기 제 1, 제 2, 제 3 비교기 및 논리 정보 도출 수단의 출력의 조합에 의하여 상기 피검출 대상의 회전 방향을 식별하도록 한회전 상태 검출 장치.
- 제 1 항에 있어서,상기 제 1, 제 2 비교기는, 상기 제 1, 제 2 브리지 회로의 중점 전압과 그 지연 출력을 비교하여 상기 제 1, 제 2 브리지 회로의 중점 전압의 증감 방향을 검출하고 논리값을 출력하는 것인 회전 상태 검출 장치.
- 제 1 항 또는 제 2 항에 있어서,상기 제 1, 제 2 브리지 회로의 중점 전압을 로우패스 필터를 거쳐서 출력하여, 오 동작을 억제하도록 한 회전 상태 검출 장치.
- 제 1 항에 있어서,상기 제 1, 제 2 브리지 회로의 중점 전압의 아날로그값을 디지털값으로 변환하는 A/D 컨버터를 마련하고, 상기 A/D 컨버터의 디지털값 출력과 그 지연 출력을 비교하여 상기 제 1, 제 2 브리지 회로의 중점 전압의 증감 방향을 검출하고 논리값을 출력하도록 한 회전 상태 검출 장치.
- 제 1 항에 있어서,상기 비교기 또는 상기 논리 정보 도출 수단은 마이크로컴퓨터에 의해 구성되어 있는 회전 상태 검출 장치.
- 상기 청구항 1에 기재된 회전 상태 검출 장치를 이용하여, 상기 피검출 대상의 회전 방향을 식별하도록 한 회전 상태 검출 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004076595A JP4302558B2 (ja) | 2004-03-17 | 2004-03-17 | 回転状態検出装置及び回転状態検出方法 |
JPJP-P-2004-00076595 | 2004-03-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060043711A true KR20060043711A (ko) | 2006-05-15 |
KR100641525B1 KR100641525B1 (ko) | 2006-10-31 |
Family
ID=34980811
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050021934A KR100641525B1 (ko) | 2004-03-17 | 2005-03-16 | 회전 상태 검출 장치 및 회전 상태 검출 방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7205761B2 (ko) |
JP (1) | JP4302558B2 (ko) |
KR (1) | KR100641525B1 (ko) |
CN (1) | CN100356141C (ko) |
DE (1) | DE102005012407B4 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100835438B1 (ko) * | 2006-06-08 | 2008-06-04 | 미쓰비시덴키 가부시키가이샤 | 자기 검출 장치 |
KR100979354B1 (ko) * | 2007-07-27 | 2010-09-02 | 미쓰비시덴키 가부시키가이샤 | 자기 검출 장치 |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2005345384A (ja) * | 2004-06-04 | 2005-12-15 | Mitsubishi Electric Corp | 回転状態検出装置および回転状態検出方法 |
FR2909450B1 (fr) * | 2006-12-01 | 2009-01-09 | Siemens Vdo Automotive Sas | Procede et dispositif de determination de l'etat rotatif d'une roue d'un vehicule equipee d'un capteur actif de mouvement adapte pour delivrer un signal de sortie oscillatoire lors d'une rotation de la dite roue |
DE102007029819B4 (de) * | 2007-06-28 | 2012-02-02 | Infineon Technologies Ag | Sensor und Sensoranordnung |
JP5069209B2 (ja) * | 2008-12-11 | 2012-11-07 | 東京コスモス電機株式会社 | 回転角度センサ |
JP5156671B2 (ja) * | 2009-02-27 | 2013-03-06 | 株式会社日立製作所 | 磁界検出装置および計測装置 |
JP5287635B2 (ja) * | 2009-09-24 | 2013-09-11 | 株式会社ジェイテクト | 回転角センサ、モータ、回転角検出装置、及び電動パワーステアリング装置 |
JP5375654B2 (ja) * | 2010-02-18 | 2013-12-25 | パナソニック株式会社 | 回転方向検出機能付き回転数センサ |
KR101147078B1 (ko) | 2011-03-29 | 2012-05-17 | 현대로템 주식회사 | 3축 측정용 홀 아이씨를 이용한 영구자석 착자 상태 분석장치 |
DE102012017869B4 (de) * | 2012-09-04 | 2020-01-16 | Hagenuk KMT Kabelmeßtechnik GmbH | Vorrichtung zur Reduzierung von Störeinflüssen bei der Mantelfehlerortung und Mantelfehlerortungsvorrichtung |
US8965691B1 (en) * | 2012-10-05 | 2015-02-24 | Google Inc. | Position and direction determination using multiple single-channel encoders |
WO2015111163A1 (ja) * | 2014-01-23 | 2015-07-30 | 三菱電機株式会社 | 磁気検出装置 |
KR101414209B1 (ko) * | 2014-04-02 | 2014-07-01 | 금양산업(주) | 앵글 엔코더의 회전각 감지 회로 |
FR3033051B1 (fr) * | 2015-02-24 | 2017-02-10 | Continental Automotive France | Procede et dispositif de traitement d'un signal produit par un capteur de rotation d'une cible tournante |
CN107407581B (zh) * | 2015-03-05 | 2020-01-31 | 三菱电机株式会社 | 磁检测装置 |
US11187763B2 (en) * | 2016-03-23 | 2021-11-30 | Analog Devices International Unlimited Company | Offset compensation for magnetic field detector |
CN109416263B (zh) * | 2016-07-14 | 2021-03-09 | 株式会社电装 | 旋转检测装置 |
DE102017200988A1 (de) * | 2017-01-23 | 2018-07-26 | Robert Bosch Gmbh | Geberradanordnung und Verfahren zum Ermitteln einer Absolutwinkelposition und einer Drehrichtung |
CN108344576B (zh) * | 2017-01-24 | 2020-04-14 | 一汽海马汽车有限公司 | 一种气门旋转状况的测量装置 |
FR3093176B1 (fr) * | 2019-02-26 | 2021-01-22 | Continental Automotive | Procédé d’autorisation de mise à jour d’un capteur magnétique pour moteur thermique avec immunité aux perturbations magnétiques |
CN110779489B (zh) * | 2019-10-17 | 2021-08-13 | 中国航空工业集团公司洛阳电光设备研究所 | 一种用双传感器对旋转保护罩旋转状态的测定装置及方法 |
JP7136146B2 (ja) * | 2020-02-28 | 2022-09-13 | Tdk株式会社 | 位置検出装置とこれを用いた位置検出システム及びステアリングシステム |
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US3728565A (en) * | 1971-07-21 | 1973-04-17 | Eaton Corp | Device for sensing the direction and speed of a shaft |
GB1490987A (en) * | 1974-03-08 | 1977-11-09 | Westinghouse Brake & Signal | Vehicle movement control arrangements |
JPS54118259A (en) | 1978-03-06 | 1979-09-13 | Nec Corp | Angle detector |
DE2820122A1 (de) * | 1978-05-09 | 1979-11-15 | Bosch Gmbh Robert | Einrichtung zur drehrichtungserfassung eines rotierenden teiles |
US4331917A (en) * | 1979-12-13 | 1982-05-25 | Caterpillar Tractor Co. | Speed and direction sensing circuit |
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JPH08338851A (ja) | 1995-04-11 | 1996-12-24 | Nippondenso Co Ltd | 磁気検出装置 |
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JP3279241B2 (ja) | 1997-12-25 | 2002-04-30 | 株式会社デンソー | 回転検出装置 |
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JP2001108700A (ja) | 1999-10-05 | 2001-04-20 | Honda Motor Co Ltd | 回転体の逆転検出装置および逆転検出方法 |
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-
2004
- 2004-03-17 JP JP2004076595A patent/JP4302558B2/ja not_active Expired - Fee Related
-
2005
- 2005-03-11 US US11/076,874 patent/US7205761B2/en active Active
- 2005-03-16 KR KR1020050021934A patent/KR100641525B1/ko active IP Right Grant
- 2005-03-16 CN CNB2005100547955A patent/CN100356141C/zh not_active Expired - Fee Related
- 2005-03-17 DE DE102005012407A patent/DE102005012407B4/de not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100835438B1 (ko) * | 2006-06-08 | 2008-06-04 | 미쓰비시덴키 가부시키가이샤 | 자기 검출 장치 |
KR100979354B1 (ko) * | 2007-07-27 | 2010-09-02 | 미쓰비시덴키 가부시키가이샤 | 자기 검출 장치 |
Also Published As
Publication number | Publication date |
---|---|
CN1670484A (zh) | 2005-09-21 |
US7205761B2 (en) | 2007-04-17 |
DE102005012407A1 (de) | 2005-10-06 |
JP2005265540A (ja) | 2005-09-29 |
US20050206371A1 (en) | 2005-09-22 |
DE102005012407B4 (de) | 2007-07-12 |
KR100641525B1 (ko) | 2006-10-31 |
JP4302558B2 (ja) | 2009-07-29 |
CN100356141C (zh) | 2007-12-19 |
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