Written by a renowned authority, this advanced text comprehensively covers the tremendous recent advances in real-time operating systems and communications networks??????????????????emphasizing research results that have been adopted in state-of-the-art systems. Describing how and discussing why, this book uses insightful illustrative examples to convey technology transition in the last ten years. Table of Contents  1.Typical Real-Time Applications.  2. Hard Versus Soft Real-Time Systems.  3. A Reference Model of Real-Time Systems.  4. Commonly Used Approaches to Hard Real-Time Scheduling.  5. Clock-Driven Scheduling.  6. Priority-Driven Scheduling of Periodic Tasks.  7. Scheduling Aperiodic and Sporadic Jobs in Priority-Driven Systems.  8. Resources and Resource Access Control.  9. Multiprocessor Scheduling and Resource Access Control. 10. Scheduling Flexible Computations and Tasks with Temporal Distance Constraints. 11. Real-Time Communications. 12. Operating Systems. Bibliography. Figure and Table Captions. Figures and Tables.