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LoRaWAN Fragmented Data Block Transport v1.0.0 Specification ©2018 LoRa Alliance™ Page 25 of 30 The authors reserve the right to change specifications without notice. For the encoding process, there is no need to store the parity matrix so the required memory 614 simply corresponds to the data block to be segmented and transmitted plus a very little fixed 615 overhead for temporary calculations. 616 617 618

• Cover
• 1 Conventions
• 2 Introduction
• 3 Downlink Fragmentation Transport Message Package
• 3.1 PackageVersionReq & Ans
• 3.2 FragSessionSetupReq & Ans
• 3.3 FragSessionDeleteReq & Ans
• 3.4 Downlink Data Fragment message
• 3.5 FragSessionStatusReq & Ans
• 4 File integrity check and authentication
• 5 Fragmentation algorithm
• Appendix: Data block fragmentation forward error correction code proposal
• 6 Introduction
• 7 Fragment error coding
• 8 Fragment decoding and reassembling
• 9 Performance of the coding scheme.
• 10 End-device memory requirement
• 11 Preliminary Matlab code
• 12 Glossary
• 13 Bibliography
• 13.1 References
• 14 NOTICE OF USE AND DISCLOSURE