发明名称 Digitizer tablet with pressure stylus
摘要 A digitizer tablet using a pressure-sensitive pointing device preferably containing a linear transducer is provided with the means to convert linear pressure signals to logarithmically-related output counts. The conversion means is programmable to allow outputting of a logarithmically or a linearly related count for use by an application program.
申请公布号 US5004872(A) 申请公布日期 1991.04.02
申请号 US19890437018 申请日期 1989.11.14
申请人 SUMMAGRAPHICS CORPORATION 发明人 LASLEY, DANIEL G.
分类号 G06F3/033;G06F3/046 主分类号 G06F3/033
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