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:
May. 19, 2026
Filed:
Apr. 23, 2024
Alps Alpine Co., Ltd., Tokyo, JP;
Toshihiko Saito, Miyagi, JP;
Daisuke Takai, Tokyo, JP;
ALPS ALPINE CO., LTD., Tokyo, JP;
Abstract
A communication device includes a processor configured to perform a sharing process in which data relating to a first frequency and a second frequency is shared with an external device, the first frequency and the second frequency being configured to be used to communicate with the external device, transmit and receive a high frequency signal with respect to the external device, and authenticate the external device as an authorized device, upon occurrence of a condition in which the processor receives the high frequency signal at the first frequency from the external device, after transmitting the high frequency signal at the first frequency to the external device, in conjunction with a condition in which the processor receives the high frequency signal at the second frequency from the external device, after transmitting the high frequency signal at the first frequency to the external device.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile