Fig. 1. Diagram of AAR structure

Fig. 2. Diagram of RE structure. (a) Three-dimensional structure; (b) top view

Fig. 3. Layout of four indoor light intercells

Fig. 4. Distribution of SINR corresponding to different RE structures. (a) Three-dimensional view; (b) top view

Fig. 5. Comparison of theoretical BER of four receivers in the center of the room

Fig. 6. Optimization of d when AAR traverses indoor positions. (a) CDF of the d_opt for the AAR in ergodic indoor positions; (b) relationship between dopt¯ and number of different APDs

Fig. 7. CDF of SINR received by optimized AAR, generalized ADR, and single APD indoor