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:
Sep. 11, 2012
Filed:
Apr. 20, 2010
Tetsuya Shimizu, Kyoto, JP;
Tetsuya Shimizu, Kyoto, JP;
Murata Machinery, Ltd., Kyoto, JP;
Abstract
A detection head is provided for a moving vehicle. The detection head includes a coil array defined by a plurality of coils arranged along a moving direction of the moving vehicle. Dummy coils are provided on both sides of the coil array. Based on a difference between outputs of the dummy coils, whether the moving vehicle is in a continuous segment where the magnetic marks are provided at a constant first pitch or a discrete segment where the magnetic marks are arranged at a pitch wider than the first pitch is identified.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile