1. Introduction / Jose L. Ayala -- 2. Communication buses for SoC architectures / Pablo Garcia del Valle and Jose L. Ayala -- 3. NoC architectures / Martino Ruggiero -- 4. Quality-of-service in NoCs / Frederico Angiolini and Srinivasan Murali -- 5. Emerging interconnect technologies / Davide Sacchetto. [et al.] -- 6. HeTERO : hybrid topology exploration for RF-based on-chip networks / Soumya Eachempati. [et al.] -- 7. Intra-/inter-chip optical communications / Braulio Garcia-Camara -- 8. Security issues in SoC communication / Jose M. Moya, Juan-Mariano de Goyeneche, and Pedro Malagon.