1.完整项目描述和程序获取
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2.部分仿真图预览
3.算法概述
DQPSK调制解调通信系统是一种数字通信系统,用于将数字信息转换为电信号进行传输。DQPSK代表差分四相移键控调制,是一种数字调制技术,它在发送端对数字信息进行编码,并在接收端对信号进行解码。DQPSK调制解调通信系统具有高效、可靠和抗干扰等优点,在现代通信系统中得到广泛应用。
4.部分源码
module TEST();
reg i_clk;
reg i_rst;
reg i_clkSYM;
reg i_dat;
wire o_Idiff;
wire o_Qdiff;
wire signed[15:0]o_Ifir_T;
wire signed[15:0]o_Qfir_T;
wire signed[15:0]o_cos_T;
wire signed[15:0]o_sin_T;
wire signed[31:0]o_modc_T;
wire signed[31:0]o_mods_T;
wire signed[31:0]o_mod_T;
wire signed[15:0]o_cos_R;
wire signed[15:0]o_sin_R;
wire signed[31:0]o_modc_R;
wire signed[31:0]o_mods_R;
wire signed[31:0]o_Ifir_R;
wire signed[31:0]o_Qfir_R;
wire o_I;
wire o_Q;
wire o_bits;
//DQPSK调制
TDQPSK TQPSKU(
.i_clk (i_clk),
.i_rst (i_rst),
.i_clkSYM(i_clkSYM),
.i_dat (i_dat),
.o_Idiff(o_Idiff),
.o_Qdiff(o_Qdiff),
.o_Ifir (o_Ifir_T),
.o_Qfir (o_Qfir_T),
.o_cos (o_cos_T),
.o_sin (o_sin_T),
.o_modc (o_modc_T),
.o_mods (o_mods_T),
.o_mod (o_mod_T)
);
//DQPSK解调
RDQPSK RQPSKU(
.i_clk (i_clk),
.i_rst (i_rst),
.i_clkSYM(i_clkSYM),
.i_med (o_mod_T[25:10]),
.o_cos (o_cos_R),
.o_sin (o_sin_R),
.o_modc (o_modc_R),
.o_mods (o_mods_R),
.o_Ifir (o_Ifir_R),
.o_Qfir (o_Qfir_R),
.o_I(o_I),
.o_Q(o_Q),
.o_bits(o_bits)
);
initial
begin
i_clk = 1'b1;
i_clkSYM=1'b1;
i_rst = 1'b1;
#1600
i_rst = 1'b0;
end
always #5 i_clk=~i_clk;
always #80 i_clkSYM=~i_clkSYM;
initial
begin
i_dat = 1'b0;
#1440
repeat(10)
begin
#160 i_dat = 1'b1;
#160 i_dat = 1'b1;
#160 i_dat = 1'b0;
#160 i_dat = 1'b0;
#160 i_dat = 1'b0;
#160 i_dat = 1'b1;
#160 i_dat = 1'b0;
#160 i_dat = 1'b1;
#160 i_dat = 1'b1;
#160 i_dat = 1'b0;
#160 i_dat = 1'b0;
#160 i_dat = 1'b0;
#160 i_dat = 1'b0;
#160 i_dat = 1'b0;
#160 i_dat = 1'b0;
#160 i_dat = 1'b0;
#160 i_dat = 1'b0;
#160 i_dat = 1'b0;
#160 i_dat = 1'b1;
#160 i_dat = 1'b1;
#160 i_dat = 1'b1;
#160 i_dat = 1'b0;
#160 i_dat = 1'b0;
#160 i_dat = 1'b1;
#160 i_dat = 1'b0;
#160 i_dat = 1'b0;
#160 i_dat = 1'b1;
#160 i_dat = 1'b1;
#160 i_dat = 1'b0;
end
$stop();
end
endmodule
00_016m