RFID-Based Input Device

专利名称：RFID-Based Input Device发明人：Guy M. Cohen申请号：US13906017申请日：20130530

公开号：US20130335326A1公开日：20131219

专利附图：

摘要：An input device for use with a computer system includes: a pad and a portableunit operating as a computer mouse. The pad includes: a first antenna providing power tothe portable unit, a radio frequency transmitter, a radio frequency receiver, a data linkbetween the pad and the computer system, and an array of radio frequency antennas

used for tracking a location of the portable unit. The portable unit includes at least onemouse antenna reflecting the radio frequency signals from the pad. The reflected radiofrequency signals are used to estimate a location of the portable unit with respect to thearray of radio frequency antennas in the pad.

申请人：INTERNATIONAL BUSINESS MACHINES CORPORATION

地址：ARMONK NY US

国籍：US

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