Linear Transformations 96 Next,the unique products are formed as shown below: p1=0101*x1,p2=0010*x1,p3=1100*x1 p4=1000*x2,p5=1011*x2,p6=0010*x3, p7=0111*x3p8=1001*x4,p9=0100*x4, p10=0010*x4 Using these products the yi's are as follows: y1=p1+p2+p4+p6+p8+p9; y2=p3+p5+p7+p8+p9; y3=p1+p4+p6+p8+p9+p10; y4=p1+p2+p5+p7+p8+p10; 2021年2月 通信抗干扰技术国家重点实验室 82021年2月 通信抗干扰技术国家重点实验室 8 Linear Transformations  Next, the unique products are formed as shown below: p1 = 0101*x1, p2 = 0010*x1, p3 = 1100*x1 p4 = 1000*x2, p5 = 1011*x2, p6 = 0010*x3, p7 = 0111*x3 p8 = 1001*x4, p9 = 0100*x4, p10=0010*x4  Using these products the yi’s are as follows: y1 = p1 + p2 + p4 + p6 + p8 + p9; y2 = p3 + p5 + p7 + p8 + p9; y3 = p1 + p4 + p6 + p8 + p9 + p10; y4 = p1 + p2 + p5 + p7 + p8 + p10;