The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 12, 2012
Filed:
Jan. 23, 2008
Applicant:
Sander Bernard Francis Van DE Wijdeven, Eindhoven, NL;
Inventor:
Sander Bernard Francis Van De Wijdeven, Eindhoven, NL;
Assignee:
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 3/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of locating an object () placed on a surface () includes identifying normally clear lines of sight blocked by the object () by evaluating responses of the receivers of at least some of pairs of a transmitter and a receiver able to detect a signal from the transmitter. At least one element of one of the pairs of which the response of the receiver is evaluated is included in a further object (), which is movable across the surface ().