JPS536817B2 - - Google Patents
Info
- Publication number
- JPS536817B2 JPS536817B2 JP3362972A JP3362972A JPS536817B2 JP S536817 B2 JPS536817 B2 JP S536817B2 JP 3362972 A JP3362972 A JP 3362972A JP 3362972 A JP3362972 A JP 3362972A JP S536817 B2 JPS536817 B2 JP S536817B2
- 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.)
- Expired
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
- H03M11/20—Dynamic coding, i.e. by key scanning
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Input From Keyboards Or The Like (AREA)
- Calculators And Similar Devices (AREA)
- Logic Circuits (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3362972A JPS536817B2 (US07709020-20100504-C00041.png) | 1972-04-04 | 1972-04-04 | |
| GB1522073A GB1415469A (en) | 1972-04-04 | 1973-03-29 | Information input device |
| CA167,647A CA984058A (en) | 1972-04-04 | 1973-03-30 | Information input device |
| IT67956/73A IT980753B (it) | 1972-04-04 | 1973-04-03 | Dispositivo di ingresso di infor mazione |
| FR7311993A FR2179061B1 (US07709020-20100504-C00041.png) | 1972-04-04 | 1973-04-03 | |
| DE2316904A DE2316904C3 (de) | 1972-04-04 | 1973-04-04 | Dateneingab evorrichtung |
| US347657A US3883867A (en) | 1972-04-04 | 1973-04-04 | Information input device |
| AU54101/73A AU470704B2 (en) | 1972-04-04 | 1973-04-04 | An information input device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3362972A JPS536817B2 (US07709020-20100504-C00041.png) | 1972-04-04 | 1972-04-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS48102532A JPS48102532A (US07709020-20100504-C00041.png) | 1973-12-22 |
| JPS536817B2 true JPS536817B2 (US07709020-20100504-C00041.png) | 1978-03-11 |
Family
ID=12391730
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3362972A Expired JPS536817B2 (US07709020-20100504-C00041.png) | 1972-04-04 | 1972-04-04 |
Country Status (8)
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5086929A (US07709020-20100504-C00041.png) * | 1973-11-30 | 1975-07-12 | ||
| US4199750A (en) * | 1975-11-10 | 1980-04-22 | Hitachi, Ltd. | Key input circuit capable of roll-over operation |
| US4146779A (en) * | 1977-02-28 | 1979-03-27 | Osborne-Hoffman, Inc. | Display controller for time recorders and time actuators |
| US4165490A (en) * | 1977-12-19 | 1979-08-21 | International Business Machines Corporation | Clock pulse generator with selective pulse delay and pulse width control |
| FR2650433A1 (fr) * | 1989-07-25 | 1991-02-01 | Alcatel Business Systems | Clavier de terminal grand public |
| US5758193A (en) * | 1989-11-28 | 1998-05-26 | Omron Corporation | Interface for connecting terminal device mainframe to plural kinds of switch units having different numbers of switches therein |
| US5900829A (en) * | 1996-07-23 | 1999-05-04 | Motorola, Inc. | Method of and apparatus for detecting key actuations |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3553445A (en) * | 1966-08-22 | 1971-01-05 | Scm Corp | Multicipher entry |
| FR1569618A (US07709020-20100504-C00041.png) * | 1967-12-08 | 1969-06-06 | ||
| CH486173A (de) * | 1968-02-02 | 1970-02-15 | Siemens Ag | Schaltungsanordnung zur tastengesteuerten elektronischen parallelen Abgabe von telegraphischen Impulsen |
| US3685033A (en) * | 1970-08-24 | 1972-08-15 | Honeywell Inc | Block encoding for magnetic recording systems |
| US3662382A (en) * | 1970-11-09 | 1972-05-09 | Camera And Instr Corp | Keyboard controlled electrical code-signal generator system |
| JPS5019374Y1 (US07709020-20100504-C00041.png) * | 1970-11-25 | 1975-06-12 | ||
| US3701856A (en) * | 1970-12-15 | 1972-10-31 | American Data Systems Inc | Data terminal system |
| US3721976A (en) * | 1971-02-01 | 1973-03-20 | Omron Syst Inc | Keyboard coding and interlock system |
| US3715746A (en) * | 1971-03-10 | 1973-02-06 | Omron Tateisi Electronics Co | Keyboard input device |
| US3778815A (en) * | 1971-05-17 | 1973-12-11 | Rca Corp | Keyboard encoder |
-
1972
- 1972-04-04 JP JP3362972A patent/JPS536817B2/ja not_active Expired
-
1973
- 1973-03-29 GB GB1522073A patent/GB1415469A/en not_active Expired
- 1973-03-30 CA CA167,647A patent/CA984058A/en not_active Expired
- 1973-04-03 FR FR7311993A patent/FR2179061B1/fr not_active Expired
- 1973-04-03 IT IT67956/73A patent/IT980753B/it active
- 1973-04-04 US US347657A patent/US3883867A/en not_active Expired - Lifetime
- 1973-04-04 DE DE2316904A patent/DE2316904C3/de not_active Expired
- 1973-04-04 AU AU54101/73A patent/AU470704B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2179061B1 (US07709020-20100504-C00041.png) | 1974-05-17 |
| DE2316904C3 (de) | 1975-07-24 |
| JPS48102532A (US07709020-20100504-C00041.png) | 1973-12-22 |
| FR2179061A1 (US07709020-20100504-C00041.png) | 1973-11-16 |
| AU470704B2 (en) | 1976-03-25 |
| IT980753B (it) | 1974-10-10 |
| CA984058A (en) | 1976-02-17 |
| DE2316904B2 (de) | 1974-12-05 |
| US3883867A (en) | 1975-05-13 |
| GB1415469A (en) | 1975-11-26 |
| DE2316904A1 (de) | 1973-10-11 |
| AU5410173A (en) | 1974-10-10 |
