Invention Grant
- Patent Title: Optimized PHY frame structure for OFDM based narrowband PLC
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Application No.: US17128336Application Date: 2020-12-21
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Publication No.: US11431381B2Publication Date: 2022-08-30
- Inventor: Mehul Soman , Il Han Kim
- Applicant: TEXAS INSTRUMENTS INCORPORATED
- Applicant Address: US TX Dallas
- Assignee: TEXAS INSTRUMENTS INCORPORATED
- Current Assignee: TEXAS INSTRUMENTS INCORPORATED
- Current Assignee Address: US TX Dallas
- Agent Brian D. Graham; Charles A. Brill; Frank D. Cimino
- Main IPC: H04B3/54
- IPC: H04B3/54 ; H04L5/00 ; H04L7/04 ; H04L27/26 ; H04L7/00
Abstract:
A method of operating a communication system is disclosed. The method includes forming a data frame having plural orthogonal frequency division multiplex (OFDM) symbols. A first set of preamble subcarriers is allocated to at least one of the OFDM symbols. A second set of data subcarriers is allocated to said at least one of the OFDM symbols.
Public/Granted literature
- US20210111756A1 Optimized PHY Frame Structure for OFDM Based Narrowband PLC Public/Granted day:2021-04-15
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