Invention Grant
- Patent Title: LPWAN communication protocol design with turbo codes
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Application No.: US17939894Application Date: 2022-09-07
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Publication No.: US11870574B1Publication Date: 2024-01-09
- Inventor: Wenwen Tu , Wensheng Hua
- Applicant: STAR ALLY INTERNATIONAL LIMITED
- Applicant Address: VG Tortola
- Assignee: STAR ALLY INTERNATIONAL LIMITED
- Current Assignee: STAR ALLY INTERNATIONAL LIMITED
- Current Assignee Address: VG Tortola
- Agency: VLP Law Group LLP
- Agent Edward C. Kwok
- Main IPC: H04L1/00
- IPC: H04L1/00

Abstract:
A method and a decoder for receiving a message encoded in Turbo Codes and modulated for transmission as an analog signal includes: (a) demodulating the analog signal to recover the Turbo Codes; and (b) decoding the Turbo Codes to recover the message using an iterative Turbo Code decoder, wherein the decoding includes performing an error detection after a predetermined number of iterations of the Turbo Code decoder to determine whether or not an error has occurred during the transmission. The predetermined number of iterations may be, for example, two. Depending on the result of the error detection, the decoding may stop, a request for retransmission of the message may be sent, or further iterations of decoding in the Turbo Code decoder may be carried out.
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