Invention Grant
- Patent Title: Method and system for multiple-input multiple-output power line communication coupling
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Application No.: US16279446Application Date: 2019-02-19
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Publication No.: US10763917B1Publication Date: 2020-09-01
- Inventor: Antonio Jimenez De Parga Bernal
- Applicant: Maxlinear, Inc.
- Applicant Address: US CA Carlsbad
- Assignee: MaxLinear, Inc.
- Current Assignee: MaxLinear, Inc.
- Current Assignee Address: US CA Carlsbad
- Agency: Maschoff Brennan
- Main IPC: H04B3/54
- IPC: H04B3/54

Abstract:
Methods and systems are disclosed for multiple-input multiple-output power line communication coupling and may include a circuit for powerline communication comprising a 4-wire choke with three terminals coupled to line, neutral, and earth lines via input capacitors for receiving an alternating current (AC) power signal and radio frequency (RF) signals; a first transformer with two terminals coupled to the choke; and a coupling circuit comprising a plurality of powerline communication receivers. A first receiver of the plurality of powerline communication receivers is for receiving a first RF signal via a secondary coil of the first transformer, a second receiver of the plurality of powerline communication receivers is for receiving a second RF signal via a center terminal of a capacitor pair coupled to primary coils of the first transformer, and a third receiver of the plurality of powerline receivers is for receiving a third RF signal via a fourth terminal of the choke.
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