Combination of High-Order Modulation and Non-Binary LDPC Codes over GF(7) for Non-Linear Satellite Channels

High-order modulations are necessary to improve the bandwidth efficiency of the satellite communication system. However, the non-linear characteristic of satellite channels limits the application of high-order modulations. In this paper, we propose a new 7-point constellation which is expected to be...

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Bibliographic Details
Main Authors: Yanyan Liu, Weigang Chen, Anguo Wang, Changcai Han
Format: Article
Language:English
Published: MDPI AG 2019-11-01
Series:Electronics
Subjects:
Online Access:https://www.mdpi.com/2079-9292/8/12/1396