IT1193347B - Disposizione circuitale per una tastiera di entrata - Google Patents
Disposizione circuitale per una tastiera di entrataInfo
- Publication number
- IT1193347B IT1193347B IT28155/79A IT2815579A IT1193347B IT 1193347 B IT1193347 B IT 1193347B IT 28155/79 A IT28155/79 A IT 28155/79A IT 2815579 A IT2815579 A IT 2815579A IT 1193347 B IT1193347 B IT 1193347B
- Authority
- IT
- Italy
- Prior art keywords
- entrance
- keyboard
- circuit provision
- provision
- circuit
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M11/00—Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
- H03M11/22—Static coding
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Input From Keyboards Or The Like (AREA)
- Electronic Switches (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2854934A DE2854934C3 (de) | 1978-12-20 | 1978-12-20 | Schaltungsanordnung für eine Eingabetastatur |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7928155A0 IT7928155A0 (it) | 1979-12-18 |
IT1193347B true IT1193347B (it) | 1988-06-15 |
Family
ID=6057693
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT28155/79A IT1193347B (it) | 1978-12-20 | 1979-12-18 | Disposizione circuitale per una tastiera di entrata |
Country Status (6)
Country | Link |
---|---|
JP (2) | JPS5587229A (it) |
DE (1) | DE2854934C3 (it) |
FR (1) | FR2444973A1 (it) |
GB (1) | GB2038056B (it) |
IE (1) | IE48718B1 (it) |
IT (1) | IT1193347B (it) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5152908U (it) * | 1974-10-21 | 1976-04-22 | ||
JPS52117027A (en) * | 1976-03-26 | 1977-10-01 | Fujitsu Ltd | Switch input data sampling |
JPS5559533A (en) * | 1978-10-30 | 1980-05-06 | Fujitsu Ltd | Switch matrix device |
-
1978
- 1978-12-20 DE DE2854934A patent/DE2854934C3/de not_active Expired
-
1979
- 1979-12-06 GB GB7942105A patent/GB2038056B/en not_active Expired
- 1979-12-18 IT IT28155/79A patent/IT1193347B/it active
- 1979-12-18 IE IE2463/79A patent/IE48718B1/en unknown
- 1979-12-19 FR FR7931105A patent/FR2444973A1/fr active Granted
- 1979-12-20 JP JP16628379A patent/JPS5587229A/ja active Pending
-
1986
- 1986-10-24 JP JP1986162297U patent/JPS6275527U/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2854934C3 (de) | 1981-08-13 |
DE2854934A1 (de) | 1980-06-26 |
FR2444973A1 (fr) | 1980-07-18 |
JPS6275527U (it) | 1987-05-14 |
GB2038056B (en) | 1982-05-19 |
DE2854934B2 (de) | 1980-10-09 |
IE48718B1 (en) | 1985-05-01 |
GB2038056A (en) | 1980-07-16 |
JPS5587229A (en) | 1980-07-01 |
FR2444973B3 (it) | 1982-09-24 |
IE792463L (en) | 1980-06-20 |
IT7928155A0 (it) | 1979-12-18 |
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