JPS4868977A - - Google Patents
Info
- Publication number
- JPS4868977A JPS4868977A JP47127766A JP12776672A JPS4868977A JP S4868977 A JPS4868977 A JP S4868977A JP 47127766 A JP47127766 A JP 47127766A JP 12776672 A JP12776672 A JP 12776672A JP S4868977 A JPS4868977 A JP S4868977A
- Authority
- JP
- Japan
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
-
- 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
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/66—Digital/analogue converters
- H03M1/661—Improving the reconstruction of the analogue output signal beyond the resolution of the digital input signal, e.g. by interpolation, by curve-fitting, by smoothing
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electronic Switches (AREA)
- Feedback Control In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5950571A GB1419245A (en) | 1971-12-21 | 1971-12-21 | Process control apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4868977A true JPS4868977A (enExample) | 1973-09-19 |
Family
ID=10483880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP47127766A Pending JPS4868977A (enExample) | 1971-12-21 | 1972-12-21 |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS4868977A (enExample) |
| CS (1) | CS171742B2 (enExample) |
| DE (1) | DE2261835A1 (enExample) |
| FR (1) | FR2164731B1 (enExample) |
| GB (1) | GB1419245A (enExample) |
| IT (1) | IT988082B (enExample) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3090929A (en) * | 1959-12-18 | 1963-05-21 | Westinghouse Electric Corp | Controller circuitry with pulse width modulator |
-
1971
- 1971-12-21 GB GB5950571A patent/GB1419245A/en not_active Expired
-
1972
- 1972-12-18 CS CS8676A patent/CS171742B2/cs unknown
- 1972-12-18 DE DE19722261835 patent/DE2261835A1/de active Pending
- 1972-12-19 IT IT54818/72A patent/IT988082B/it active
- 1972-12-20 FR FR7245405A patent/FR2164731B1/fr not_active Expired
- 1972-12-21 JP JP47127766A patent/JPS4868977A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CS171742B2 (enExample) | 1976-10-29 |
| GB1419245A (en) | 1975-12-24 |
| IT988082B (it) | 1975-04-10 |
| FR2164731A1 (enExample) | 1973-08-03 |
| FR2164731B1 (enExample) | 1978-06-02 |
| DE2261835A1 (de) | 1973-06-28 |