At present,the communication bandwidth between processors, signal processing modules is becoming the bottleneck in high-performance embedded signal processing systems constructed by utilizing multiples of processors.

After analyzing the principle of adaptive differential pulse code modulation,the algorithm of ADPCM is achieved in digital signal processor,thus the problem of communication bandwidth and memory capability in network system with DSP is solved

Research on the construction of the tactical C～3I system based on wideband communication;

Both theoretical analysis and numerical simulation indicate that most of the factors affecting the performance of DS-BPSK UWB communication system can be revealed by using the proposed formula,which demonstrates the effectiveness of our formula.

In order to develop an effective and reliable UWB communication system, we must establish the reasonable channel model for the application environment, then can do the demonstration, design and realization of the: system project.

Both theoretical analysis and numerical simulation indicate that most of the factors affecting the performance of DS-BPSK UWB communication system can be revealed by using the proposed formula, which demonstrates the effectiveness of our formula.