基于ofdm系统的各个模块的VHDL程序，软件是用的ISE仿真的。绝对有用。-Ofdm systems based on VHDL program of each module, the software is to use the ISE simulation. Absolutely useful.

基于wavecom公司的Q24_plus GPRS/GSM 模块的无线modem的原理图设计，软件格式为ORCAD的DSN-On wavecom' s Q24_plus GPRS/GSM wireless modem module, the schematic design, software ORCAD format of the DSN