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. 17, 2023
Filed:
Mar. 19, 2020
Qualcomm Incorporated, San Diego, CA (US);
Sony Akkarakaran, Poway, CA (US);
Sven Fischer, Nuremberg, DE;
Stephen William Edge, Escondido, CA (US);
Joseph Binamira Soriaga, San Diego, CA (US);
Tao Luo, San Diego, CA (US);
Peter Gaal, San Diego, CA (US);
Alexandros Manolakos, San Diego, CA (US);
Guttorm Ringstad Opshaug, Redwood City, CA (US);
Zhimin Du, Beijing, CN;
Yiqing Cao, Beijing, CN;
Tingfang Ji, San Diego, CA (US);
Lorenzo Casaccia, Barcelona, ES;
QUALCOMM Incorporated, San Diego, CA (US);
Abstract
A reference signal periodically transmitted by a base station in a wireless network can have certain proprietary properties to help prevent detection and utilization of the signal for unauthorized positioning of mobile devices. More specifically, a network node can obscure and introduce time-variation in mapping between positioning signals and a corresponding physical base stations. The network node may also introduce time variations in fields of a base station almanac (BSA) provided to subscribing user equipments (UEs). The information transmitted to the subscribing UEs may be encrypted.