We propose a method to construct noncoherent-coded modulation (NCM) by modifying the conventional trellis-coded modulation (TCM) as proposed by Ungerboeck ...
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In this paper, bandwidth efficient Type-I and Type-II hybridARQ (HARQ) schemes using turbo trellis coded modulation (TTCM) are proposed. These schemes combine ...
A noncoherent coded modulation for 16QAM | Semantic Scholar
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An interesting character of the proposed multirate TCM is that it can provide different error protection for the two information rates and some theoretical ...
A new non-coherent coded 32QAM (NCC-32QAM) scheme is presented. A particular trellis-coded modulation without parallel branches was chosen and a special ...
This algorithm, like the BDFA, uses the original code trellis. On the other hand, the optimal algorithm, uses an augmented trellis with a large number of states ...
In this paper, we propose a noncoherently non-catastrophic trellis-coded modulation scheme, in which the transmitter includes a differential encoder, ...
Simple four-state TCM schemes can improve the robustness of digital transmission against additive noise by 3 dB, compared to conventional uncoded modulation.
Nov 15, 1986 · The advantage of multiple trellis coding over the conventional trellis coded asymmetric modulation technique is that the potential for code ...
We propose a method to conctruct noncoherent-coded modulation (NCM) by modifying the conventional trellis-coded modulation (TCM) as proposed by Ungerboeck.
TCM is a complex concept to understand particulalry due to the non-linear nature of the performance. It uses ideas from modulation and coding as well as dynamic ...