| 发明名称 |
Operating device for data systems |
| 摘要 |
The invention relates to an operating device for data systems, in particular a circuit for a videotex keyboard matrix which controls the inputs and outputs of a remote-control IC. According to the invention, commands in other IC subsystems can be reached without pressing an additional key. <IMAGE>
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| 申请公布号 |
DE3444253(A1) |
申请公布日期 |
1986.06.05 |
| 申请号 |
DE19843444253 |
申请日期 |
1984.12.05 |
| 申请人 |
TELEFUNKEN FERNSEH UND RUNDFUNK GMBH |
发明人 |
SANDER,HANS-DIETER,DIPL.-ING. |
| 分类号 |
H03M11/04;H03M11/18;(IPC1-7):G06F3/023 |
主分类号 |
H03M11/04 |
| 代理机构 |
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