专利名称：Pressure sensitive pointing device for
transmitting signals to a tablet
发明人：Donald F. Gray,Michael M. Malkin申请号：US08/101442申请日：19930802公开号：US05571997A公开日：19961105
摘要：A pressure sensitive pointing device or pen is described for use with anelectronic tablet that determines the position of the pointing device on the surface ofthe tablet. The pointing device incorporates a variable reluctance circuit responsive to theforce exerted on the pen point for modulating a radiating frequency, emanating from thepen, in proportion to the force.
申请人：KURTA CORPORATION
代理机构：Cahill, Sutton & Thomas PC.
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