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. 22, 2026
Filed:
Jul. 25, 2023
Adrf Korea, Inc., Icheon-si, KR;
Chan Ki Cho, Icheon-si, KR;
Hyun Kyung Song, Gwangju-si, KR;
ADRF KOREA, Inc., Icheon-si, KR;
Abstract
An open radio access network (O-RAN) radio unit (RU) system includes an O-RU digital part and one or more smart antenna modules. The O-RU digital part includes a fronthaul transport layer configured to transmit and receive a signal to and from a distributed unit (DU), a low physical layer (Low PHY) configured to process a signal according to an O-RAN division standard received through the fronthaul transport layer, a digital front end (DFE) configured to perform digital-to-analog conversion on a signal transmitted by the low physical layer, and a first radio frequency (RF) interface configured to transmit and receive a signal to and from the smart antenna module. Each of the one or more smart antenna modules includes a second RF interface configured to transmit and receive a signal to and from the O-RU digital part, and a radio frequency front end (RF FE).
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile