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:
Oct. 07, 2025
Filed:
May. 15, 2023
Renesas Design Austria Gmbh, Graz, AT;
Jernej Izak, Graz, AT;
Francesco Antonetti, Graz, AT;
Renesas Design Austria GmbH, Graz, AT;
Abstract
Mobile device () for wireless communication with another device in the HF frequency area, which mobile device comprises: a communication stage () with a communication unit () connected via a first matching unit with a first antenna to optimize for a load modulated communication with the other device; a charge stage () with a charge unit () connected via a second matching unit with a second antenna to optimize for wireless charging of a battery () of the mobile device (), wherein that the first and second antennas are realized as only one single antenna () and that the communication stage () comprises a first switch stage () arranged in the path between the communication unit () and the single antenna () to connect or disconnect the communication unit () to/from the single antenna () and that the charge stage () comprises a second switch stage () arranged in the path between the charge unit () and the single antenna () to connect or disconnect the charge unit () to/from the single antenna () and that the mobile device () comprises a controller stage () connected to the first switch stage () and the second switch stage () to connect the communication unit () with and to disconnect the charge unit () from the single antenna () in a communication mode of the mobile device () and to connect the charge unit () with and to disconnect the communication unit () from the single antenna () in a charge mode of the mobile device ().