Eight-state trellis-coded optical modulation with signal constellations of four-dimensional M-ary quadrature-amplitude modulation
![Figure 1 | Minimum decoding trellis length and truncation depth of wrap-around Viterbi algorithm for TBCC in mobile WiMAX | SpringerLink Figure 1 | Minimum decoding trellis length and truncation depth of wrap-around Viterbi algorithm for TBCC in mobile WiMAX | SpringerLink](https://media.springernature.com/full/springer-static/image/art%3A10.1186%2F1687-1499-2011-111/MediaObjects/13638_2011_Article_111_Fig1_HTML.jpg)
Figure 1 | Minimum decoding trellis length and truncation depth of wrap-around Viterbi algorithm for TBCC in mobile WiMAX | SpringerLink
![a) One section of trellis diagram (b) Corresponding butterfly structure. | Download Scientific Diagram a) One section of trellis diagram (b) Corresponding butterfly structure. | Download Scientific Diagram](https://www.researchgate.net/profile/Juha-Plosila/publication/31595950/figure/fig8/AS:654072533229569@1532954452068/a-One-section-of-trellis-diagram-b-Corresponding-butterfly-structure.png)
a) One section of trellis diagram (b) Corresponding butterfly structure. | Download Scientific Diagram
![Tutorial on Convolutional Coding with Viterbi Decoding--Description of the Viterbi Decoding Algorithm Tutorial on Convolutional Coding with Viterbi Decoding--Description of the Viterbi Decoding Algorithm](https://faraday.emu.edu.tr/eaince/ee562/Public/tutorial_ce_va_files/msgtrellis.gif)