发明名称 |
Membrane computer keyboard and method |
摘要 |
A computer keyboard having an output port through which scan codes are directed to a computer CPU over a cable, the keyboard of the kind having a touch activated membrane switch onto which one of a plurality of key layout overlays can be installed. Each of a plurality of different stored data tables is operable when selected to determine the particular scan code that is directed through the keyboard output port over the cable in response to a membrane switch being activated. Each overlay being coded in a way that can be read by an overlay code identification device which automatically operates in response to a coded key layout overlay being installed onto the keyboard to read the overlay code, which is then used by a data table selector to select a particular data table for use with the installed overlay.
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申请公布号 |
US5450078(A) |
申请公布日期 |
1995.09.12 |
申请号 |
US19920958246 |
申请日期 |
1992.10.08 |
申请人 |
INTELLITOOLS, INC. |
发明人 |
SILVA, MICHAEL J.;LEE, BRIAN P.;KHALSA, ARJAN S.;SCHMITT, DAVID C. |
分类号 |
G06F3/033;G06K7/14;H01H13/702;(IPC1-7):H03M11/00 |
主分类号 |
G06F3/033 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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