Invention Grant
- Patent Title: Efficient dual-polarization multi-input and multi-output system
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Application No.: US16582783Application Date: 2019-09-25
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Publication No.: US10826545B1Publication Date: 2020-11-03
- Inventor: Rastislav Vazny , Joonhoi Hur
- Applicant: Apple Inc.
- Applicant Address: US CA Cupertino
- Assignee: Apple Inc.
- Current Assignee: Apple Inc.
- Current Assignee Address: US CA Cupertino
- Agency: Fletcher Yoder P.C.
- Main IPC: H04B1/10
- IPC: H04B1/10 ; H01Q1/52 ; H04B7/0413 ; H01Q21/00 ; H04B7/08

Abstract:
Systems and methods for extracting polarized sub-signals from a dual-polarized signal includes isolating the polarized sub-signals using one or more filters. When a single filter is used to derive a first sub-signal, analog interference cancellation may be used to derive the second sub-signal. When two filters are used, the first and second sub-signals may each be derived using a corresponding filter.
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