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US 7,804,054 B2Granted
Wireless system and method for displaying the path traveled by a marker
AssigneePowermat Ltd.
InventorsAmir Ben-Shalom, Oola Greenwald, Michael Morris, Arik Rofe
Life of this patent
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Abstract
A low maintenance path tracing apparatus comprising at least one marker including an emitter of a tracer signal and a receiving medium for recording the path of the tracer signal. The apparatus further includes a power providing arrangement comprising a base unit which wirelessly provides power to the marker for powering the emitter.
Claims15
A trajectory tracing system, configured to trace a trajectory traveled by at least one marker, said system comprising:
- a. at least one remote marker unit configured to leave a recordable trace, said marker unit comprising an emitter configured to emit a tracer signal;
- b. at least one receiving medium configured to receive said tracer signal and to record said recordable trace;
- and
- c. at least one power providing arrangement comprising a base unit configured to provide power wirelessly to said emitter.
1 more element
A method for tracing the trajectory of a remote marker comprising:
- a. providing a base unit for wirelessly providing power to said remote marker;
- b. providing power to said remote marker;
- c. emitting a tracer signal from said remote marker;
- d. recording the position at which said tracer signal is received by a receiving medium;
- and
- e. recording the path of said tracer signal.
3 more elements
Dependencies are inferred from the claim text.