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:
Jan. 02, 2018
Filed:
Sep. 04, 2014
Robert Bosch Gmbh, Stuttgart, DE;
Andrej Albrecht, Leinfelden-Echterdingen, DE;
Robert Bosch GmbH, Stuttgart, DE;
Abstract
A locating device includes an AC voltage locating apparatus. The AC voltage locating apparatus has a first receiving apparatus configured to receive a first coupling signal from a locatable object. The AC voltage locating apparatus also has at least a second receiving apparatus configured to receive at least a second coupling signal from the locatable object. The AC voltage locating apparatus also has at least a first amplifier circuit configured to amplify a difference of the first coupling signal relative to a reference signal in at least one operating. The AC voltage locating apparatus also has at least a second amplifier circuit configured to amplify a difference of the first coupling signal and the second coupling signal in at least one operating state.