tailieunhanh - Kiến trúc phần mềm Radio P16

Reference Architecture This chapter provides a consolidated view of the software-radio architecture models developed throughout the text for convenient reference. This consists of a radio platform view (Figure 16-1) and a software components view | Software Radio Architecture Object-Oriented Approaches to Wireless Systems Engineering Joseph Mitola III Copyright @2000 John Wiley Sons Inc. ISBNs 0-471-38492-5 Hardback 0-471-21664-X Electronic 16 Reference Architecture This chapter provides a consolidated view of the software-radio architecture models developed throughout the text for convenient reference. This consists of a radio platform view Figure 16-1 and a software components view Figure 16-2 . Communications Services Robustness Isochronism Multiple Services Bands Modes Bridging Applets Scripts Low-Cost Upgrades Over-the-Air Downloads Radio Applications Objects Source Coding Service Decoding Network Support INFOSEC IF ing RF Access Joint Control Specific Waveform Personalities J I Resource Management I Radio Infrastructure t -------------------- Soft Radio Interface Layer Tunneling Layer Java Layer J i Conflict Resolution Real-Time CORBA IDL Open-Architecture Middleware Level Tunneling Level Hardware Platform Multiple OS Operating System Level Demod DACs FPGA Hardware Multiple DSPs and GP Processors Instruction Set Architecture ISA Level Figure 16-1 Radio platform view. The radio platform view shows how radio infrastructure can be based on CORBA IDL. Using wrappers for FPGA personalities and ASICs it can also deliver cutting-edge performance efficiently. 493 494 REFERENCE ARCHITECTURE Common Applications Mapping Data Bases Location Awareness . Communications Applications Waveforms Civil SINCGARS U Bridging Future Location Estimation API I g Networking Aspects Network Waveforms Network Layer Protocol Stack State Machines Radio Aspects Basic Waveforms Physical Layer Data Link Layer State Machines API ---- Board Resource Mgr API - CORBAIDL p Domain Manager Core Real-Time Distributed Processing Services Front End Processin Network Security Infrastructure Aspects Infrastructure State Machines Thread Setup and Control i Tunneling Layer Soft Radio Interface ZZJ Java Layer Data Rate Bottleneck 1 If I Hardware .