Sampling                                                                                                                                                                                                                                                                                                                    
                                                                                                                                                                                                                                                                                                                                           
                                                                                                                                                                                                                                                                                                                                           
                                                                                                                                                                                                                                                                                                                                           
               Signal1                                                                                                                                                                                                                                                                                                                     
                                                                                                                                                                                                                                                                                                                                           
                                                                                                                                                                                                                                                                                                                                           
                                                                                                                                                                  0                                                                                                   1                                                                   1
                                                                                                                                                                                                                                                                                                                                           
                                                                                                                                                                                                                                                                                                                                           
               S2                                                                                                                                                                                                                                                                                                                          
                                                                                                     1                                                                                                                                                                                                                                     
                                                                                                                                                                                                                                                                                                                                           
                                                                                                     0                                                                                                                                                                                                                                     
                                                                                                                                                                                                                                                                                                                                           
                                                                                                                0                                            50                                          100                                                                                               200