DE3336976C2 - - Google Patents
Info
- Publication number
- DE3336976C2 DE3336976C2 DE3336976A DE3336976A DE3336976C2 DE 3336976 C2 DE3336976 C2 DE 3336976C2 DE 3336976 A DE3336976 A DE 3336976A DE 3336976 A DE3336976 A DE 3336976A DE 3336976 C2 DE3336976 C2 DE 3336976C2
- Authority
- DE
- Germany
- Prior art keywords
- signal
- clock signal
- period
- internal combustion
- combustion engine
- 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
Links
- 238000002485 combustion reaction Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D41/00—Electrical control of supply of combustible mixture or its constituents
- F02D41/0097—Electrical control of supply of combustible mixture or its constituents using means for generating speed signals
-
- 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
- G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
- G01P3/489—Digital circuits therefor
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Linear Or Angular Velocity Measurement And Their Indicating Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57179360A JPS5967459A (ja) | 1982-10-12 | 1982-10-12 | 内燃機関の回転数検出方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3336976A1 DE3336976A1 (de) | 1984-07-12 |
| DE3336976C2 true DE3336976C2 (OSRAM) | 1989-06-08 |
Family
ID=16064484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19833336976 Granted DE3336976A1 (de) | 1982-10-12 | 1983-10-11 | Verfahren zur ermittelung der drehzahl einer brennkraftmaschine |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US4745554A (OSRAM) |
| JP (1) | JPS5967459A (OSRAM) |
| DE (1) | DE3336976A1 (OSRAM) |
| GB (1) | GB2130033B (OSRAM) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6143241A (ja) * | 1984-08-06 | 1986-03-01 | Kawasaki Heavy Ind Ltd | ２サイクル火花点火機関の電子速度制御装置 |
| JPS6479617A (en) * | 1987-09-22 | 1989-03-24 | Nissan Motor | Signal processing apparatus of crank angle sensor |
| JPH02430U (OSRAM) * | 1988-06-10 | 1990-01-05 | ||
| US5151654A (en) * | 1988-07-06 | 1992-09-29 | Systems Control, Inc. | Tachometer system for measuring the RPM of an internal combustion engine with no physical or visual connection |
| DE4237194A1 (de) * | 1992-11-04 | 1994-05-05 | Bosch Gmbh Robert | Einrichtung zur Ermittlung des Drehzahlgradienten |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3870869A (en) * | 1973-04-26 | 1975-03-11 | Columbia Gas Syst | Digital apparatus for the timing and analysis of internal combustion engines |
| DE2635004B2 (de) * | 1976-08-04 | 1978-09-28 | Wabco Westinghouse Gmbh, 3000 Hannover | Verfahren und Schaltungsanordnung zur digitalen Messung der Rotationsgeschwindigkeit |
| US4197767A (en) * | 1978-05-08 | 1980-04-15 | The Bendix Corporation | Warm up control for closed loop engine roughness fuel control |
| JPS5718441A (en) * | 1980-07-04 | 1982-01-30 | Nissan Motor Co Ltd | Engine control unit |
| JPS5770936A (en) * | 1980-10-22 | 1982-05-01 | Hitachi Ltd | Electronic control unit for internal combustion engine |
| JPS5773620A (en) * | 1980-10-27 | 1982-05-08 | Diesel Kiki Co Ltd | Method and device for detecting fault |
| JPS57101903A (en) * | 1980-12-17 | 1982-06-24 | Nissan Motor Co Ltd | Fail safe system of electronic control device |
| US4434470A (en) * | 1981-02-09 | 1984-02-28 | The Bendix Corporation | Speed measurement system with means for calculating the exact time period of a known quantity of speed pulses |
| JPS58144664A (ja) * | 1982-02-23 | 1983-08-29 | Nippon Denso Co Ltd | 内燃機関制御装置 |
| US4578755A (en) * | 1982-11-12 | 1986-03-25 | Snap-On Tools Corporation | Microprocessor controlled timing/tachometer apparatus |
-
1982
- 1982-10-12 JP JP57179360A patent/JPS5967459A/ja active Granted
-
1983
- 1983-10-07 GB GB08326844A patent/GB2130033B/en not_active Expired
- 1983-10-11 DE DE19833336976 patent/DE3336976A1/de active Granted
-
1986
- 1986-03-21 US US06/842,760 patent/US4745554A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| GB2130033B (en) | 1986-01-02 |
| JPS5967459A (ja) | 1984-04-17 |
| JPS6158783B2 (OSRAM) | 1986-12-13 |
| GB8326844D0 (en) | 1983-11-09 |
| DE3336976A1 (de) | 1984-07-12 |
| GB2130033A (en) | 1984-05-23 |
| US4745554A (en) | 1988-05-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |