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. 27, 2020
Filed:
Mar. 08, 2019
Aac Technologies Pte. Ltd., Singapore, SG;
AAC Technologies Pte. Ltd., Singapore, SG;
Abstract
The invention provides an antenna system including subarray loudspeaker units. The subarray loudspeaker units includes: a metal base; a circuit board overlapped on and electrically connected to the metal base and including a circuit board body for forming a system ground and four parallel rectangular slots penetrating the circuit board body for forming a central area; a phase shift unit including a phase shift chip overlapped on and electrically connected to the circuit board and located at the central area; and loudspeaker units. The loudspeaker units includes four loudspeakers electrically connected to the circuit board and connected with each other for surrounding the phase shift unit, each of the loudspeaker units inserting into a corresponding slot.