基于空间调制的可见光通信CSK设计方案

李宗艳,孙政,高寒,王洪梅,马帅,宋金玲,李世银

CSK design scheme of visible light communication based on spatial modulation

Zongyan LI,Zheng SUN,Han GAO,Hongmei WANG,Shuai MA,Jinling SONG,Shiyin LI

表 1 LED选取与空间调制-CSK信号的关系

Tab.1 Relationship between LED selection and spatial modulation-CSK signal

扩展CSK信号 LED索引 SM-CSK信号 ${s_{{\mathrm{r}},i}} \gt 0$ 1 ${s_{{\mathrm{r1}},i}} = {s_{{\mathrm{r}},i}}$ ${s_{{\mathrm{g}},i}} \gt 0$ 2 ${s_{{\mathrm{g1}},i}} = {s_{{\mathrm{g}},i}}$ ${s_{{\mathrm{b}},i}} \gt 0$ 3 ${s_{{\mathrm{b1}},i}} = {s_{{\mathrm{b}},i}}$ ${s_{{\mathrm{r}},i}} \lt 0$ 4 ${s_{{\mathrm{r2}},i}} = \left| {{s_{{\mathrm{r}},i}}} \right|$ ${s_{{\mathrm{g}},i}} \lt 0$ 5 ${s_{{\mathrm{g2}},i}} = \left| {{s_{{\mathrm{g}},i}}} \right|$ ${s_{{\mathrm{b}},i}} \lt 0$ 6 ${s_{{\mathrm{b2}},i}} = \left| {{s_{{\mathrm{b}},i}}} \right|$