JPH0340597B2 - - Google Patents
Info
- Publication number
- JPH0340597B2 JPH0340597B2 JP56212085A JP21208581A JPH0340597B2 JP H0340597 B2 JPH0340597 B2 JP H0340597B2 JP 56212085 A JP56212085 A JP 56212085A JP 21208581 A JP21208581 A JP 21208581A JP H0340597 B2 JPH0340597 B2 JP H0340597B2
- Authority
- JP
- Japan
- Prior art keywords
- signal
- magnetic
- circuit
- phase
- pulse
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 51
- 239000011295 pitch Substances 0.000 description 26
- 238000010586 diagram Methods 0.000 description 23
- 238000007493 shaping process Methods 0.000 description 11
- 230000002093 peripheral effect Effects 0.000 description 7
- 230000001960 triggered effect Effects 0.000 description 7
- 230000002457 bidirectional effect Effects 0.000 description 6
- 238000012790 confirmation Methods 0.000 description 6
- 230000004907 flux Effects 0.000 description 6
- 230000004913 activation Effects 0.000 description 4
- 230000005415 magnetization Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 208000019745 retinal vasculopathy with cerebral leukodystrophy Diseases 0.000 description 2
- 208000029941 retinal vasculopathy with cerebral leukoencephalopathy and systemic manifestations Diseases 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/42—Devices characterised by the use of electric or magnetic means
- G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
- G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Brushless Motors (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56212085A JPS58117460A (ja) | 1981-12-30 | 1981-12-30 | 位置および速度の検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56212085A JPS58117460A (ja) | 1981-12-30 | 1981-12-30 | 位置および速度の検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58117460A JPS58117460A (ja) | 1983-07-13 |
| JPH0340597B2 true JPH0340597B2 (en]) | 1991-06-19 |
Family
ID=16616617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56212085A Granted JPS58117460A (ja) | 1981-12-30 | 1981-12-30 | 位置および速度の検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58117460A (en]) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2530118B2 (ja) * | 1984-08-13 | 1996-09-04 | セイコーエプソン株式会社 | 磁気記録再生装置 |
| JPS6161253A (ja) * | 1984-08-31 | 1986-03-29 | Seiko Epson Corp | 回転ヘツドドラム |
| JPS6260457A (ja) * | 1985-09-10 | 1987-03-17 | Matsushita Electric Ind Co Ltd | 偏平形電動機 |
| JPH0757110B2 (ja) * | 1986-02-14 | 1995-06-14 | 株式会社東芝 | 回転検出装置 |
| JPS62262645A (ja) * | 1986-05-09 | 1987-11-14 | Sanyo Electric Co Ltd | ブラシレスモ−タ |
| JPS63299759A (ja) * | 1987-05-28 | 1988-12-07 | Akai Electric Co Ltd | モ−タの回転位置検出装置 |
| JPH0297876U (en]) * | 1989-01-18 | 1990-08-03 | ||
| JPH0560168U (ja) * | 1992-01-10 | 1993-08-06 | 株式会社三協精機製作所 | 回転検出装置 |
| JP4506325B2 (ja) * | 2004-07-20 | 2010-07-21 | Ｎｏｋ株式会社 | 磁気エンコーダ |
| JP6779673B2 (ja) * | 2016-06-22 | 2020-11-04 | Ntn株式会社 | 電動式直動アクチュエータ |
-
1981
- 1981-12-30 JP JP56212085A patent/JPS58117460A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58117460A (ja) | 1983-07-13 |
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