frame3pcm.m

该代码实现了am

                                     audio(1,181)=0;                          % 3
                                     audio(1,182)=1;
                                     audio(1,183)=0;
                                     
                      elseif    (XX30(1,6)>=15001) & (XX30(1,6)<=20000)
                                     audio(1,181)=1;                          % 4
                                     audio(1,182)=1;
                                     audio(1,183)=0;
                                     
                      elseif    (XX30(1,6)>=20001) & (XX30(1,6)<=25000)
                                     audio(1,181)=0;                          % 5
                                     audio(1,182)=0;
                                     audio(1,183)=1;
                                     
                     elseif   (XX30(1,6)>=25001) & (XX30(1,6)<=30000)    
                                     audio(1,181)=1;                          % 6
                                     audio(1,182)=0;
                                     audio(1,183)=1;
                                     
                    elseif      (XX30(1,6)>=30000) & (XX30(1,6)<=35000)   
                                     audio(1,181)=0;                          % 7
                                     audio(1,182)=1;
                                     audio(1,183)=1;
                                     
                      elseif    (XX30(1,6)>=35000) & (XX30(1,6)<=40000)   
                                     audio(1,181)=1;                          % 8
                                     audio(1,182)=1;
                                     audio(1,183)=1;
                      
                         end                                               %  125到127 bits 第三帧脉冲6
                         
                         
                           if  (XX30(1,7)>=0) & (XX30(1,7)<=5000)      
                                     audio(1,184)=0;                          % 1
                                     audio(1,185)=0;
                                     audio(1,186)=0;
                                     
                      elseif    (XX30(1,7)>=5001) & (XX30(1,7)<=10000)  
                                     audio(1,184)=1;                          % 2
                                     audio(1,185)=0;
                                     audio(1,186)=0;
                                     
                       elseif     (XX30(1,7)>=10001) & (XX30(1,7)<=15000) 
                                     audio(1,184)=0;                          % 3
                                     audio(1,185)=1;
                                     audio(1,186)=0;
                                     
                      elseif    (XX30(1,7)>=15001) & (XX30(1,7)<=20000)
                                     audio(1,184)=1;                          % 4
                                     audio(1,185)=1;
                                     audio(1,186)=0;
                                     
                      elseif    (XX30(1,7)>=20001) & (XX30(1,7)<=25000)
                                     audio(1,184)=0;                          % 5
                                     audio(1,185)=0;
                                     audio(1,186)=1;
                                     
                     elseif   (XX30(1,7)>=25001) & (XX30(1,7)<=30000)    
                                     audio(1,184)=1;                          % 6
                                     audio(1,185)=0;
                                     audio(1,186)=1;
                                     
                    elseif      (XX30(1,7)>=30000) & (XX30(1,7)<=35000)   
                                     audio(1,184)=0;                          % 7
                                     audio(1,185)=1;
                                     audio(1,186)=1;
                                     
                      elseif    (XX30(1,7)>=35000) & (XX30(1,7)<=40000)   
                                     audio(1,184)=1;                          % 8
                                     audio(1,185)=1;
                                     audio(1,186)=1;
                      
                         end                                               %  128到130 bits 第三帧脉冲7
                         
                         
                          if  (XX30(1,8)>=0) & (XX30(1,8)<=5000)      
                                     audio(1,187)=0;                          % 1
                                     audio(1,188)=0;
                                     audio(1,189)=0;
                                     
                      elseif    (XX30(1,8)>=5001) & (XX30(1,8)<=10000)  
                                     audio(1,187)=1;                          % 2
                                     audio(1,188)=0;
                                     audio(1,189)=0;
                                     
                       elseif     (XX30(1,8)>=10001) & (XX30(1,8)<=15000) 
                                     audio(1,187)=0;                          % 3
                                     audio(1,188)=1;
                                     audio(1,189)=0;
                                     
                      elseif    (XX30(1,8)>=15001) & (XX30(1,8)<=20000)
                                     audio(1,187)=1;                          % 4
                                     audio(1,188)=1;
                                     audio(1,189)=0;
                                     
                      elseif    (XX30(1,8)>=20001) & (XX30(1,8)<=25000)
                                     audio(1,187)=0;                          % 5
                                     audio(1,188)=0;
                                     audio(1,189)=1;
                                     
                     elseif   (XX30(1,8)>=25001) & (XX30(1,8)<=30000)    
                                     audio(1,187)=1;                          % 6
                                     audio(1,188)=0;
                                     audio(1,189)=1;
                                     
                    elseif      (XX30(1,8)>=30000) & (XX30(1,8)<=35000)   
                                     audio(1,187)=0;                          % 7
                                     audio(1,188)=1;
                                     audio(1,189)=1;
                                     
                      elseif    (XX30(1,8)>=35000) & (XX30(1,8)<=40000)   
                                     audio(1,187)=1;                          % 8
                                     audio(1,188)=1;
                                     audio(1,189)=1;
                      
                         end                                               %  131到133 bits 第三帧脉冲8
                         
                         
                          if  (XX30(1,9)>=0) & (XX30(1,9)<=5000)      
                                     audio(1,190)=0;                          % 1
                                     audio(1,191)=0;
                                     audio(1,192)=0;
                                     
                      elseif    (XX30(1,9)>=5001) & (XX30(1,9)<=10000)  
                                     audio(1,190)=1;                          % 2
                                     audio(1,191)=0;
                                     audio(1,192)=0;
                                     
                       elseif     (XX30(1,9)>=10001) & (XX30(1,9)<=15000) 
                                     audio(1,190)=0;                          % 3
                                     audio(1,191)=1;
                                     audio(1,192)=0;
                                     
                      elseif    (XX30(1,9)>=15001) & (XX30(1,9)<=20000)
                                     audio(1,190)=1;                          % 4
                                     audio(1,191)=1;
                                     audio(1,192)=0;
                                     
                      elseif    (XX30(1,9)>=20001) & (XX30(1,9)<=25000)
                                     audio(1,190)=0;                          % 5
                                     audio(1,191)=0;
                                     audio(1,192)=1;
                                     
                     elseif   (XX30(1,9)>=25001) & (XX30(1,9)<=30000)    
                                     audio(1,190)=1;                          % 6
                                     audio(1,191)=0;
                                     audio(1,192)=1;
                                     
                    elseif      (XX30(1,9)>=30000) & (XX30(1,9)<=35000)   
                                     audio(1,190)=0;                          % 7
                                     audio(1,191)=1;
                                     audio(1,192)=1;
                                     
                      elseif    (XX30(1,9)>=35000) & (XX30(1,9)<=40000)   
                                     audio(1,190)=1;                          % 8
                                     audio(1,191)=1;
                                     audio(1,192)=1;
                      
                         end                                               %  134到136 bits 第三帧脉冲9
                         
                           if  (XX30(1,10)>=0) & (XX30(1,10)<=5000)      
                                     audio(1,193)=0;                          % 1
                                     audio(1,194)=0;
                                     audio(1,195)=0;
                                     
                      elseif    (XX30(1,10)>=5001) & (XX30(1,10)<=10000)  
                                     audio(1,193)=1;                          % 2
                                     audio(1,194)=0;
                                     audio(1,195)=0;
                                     
                       elseif     (XX30(1,10)>=10001) & (XX30(1,10)<=15000) 
                                     audio(1,193)=0;                          % 3
                                     audio(1,194)=1;
                                     audio(1,195)=0;
                                     
                      elseif    (XX30(1,10)>=15001) & (XX30(1,10)<=20000)
                                     audio(1,193)=1;                          % 4
                                     audio(1,194)=1;
                                     audio(1,195)=0;
                                     
                      elseif    (XX30(1,10)>=20001) & (XX30(1,10)<=25000)
                                     audio(1,193)=0;                          % 5
                                     audio(1,194)=0;
                                     audio(1,195)=1;
                                     
                     elseif   (XX30(1,10)>=25001) & (XX30(1,10)<=30000)    
                                     audio(1,193)=1;                          % 6
                                     audio(1,194)=0;
                                     audio(1,195)=1;
                                     
                    elseif      (XX30(1,10)>=30000) & (XX30(1,10)<=35000)   
                                     audio(1,193)=0;                          % 7
                                     audio(1,194)=1;
                                     audio(1,195)=1;
                                     
                      elseif    (XX30(1,10)>=35000) & (XX30(1,10)<=40000)   
                                     audio(1,193)=1;                          % 8
                                     audio(1,194)=1;
                                     audio(1,195)=1;
                      
                         end                                               %  137到139 bits 第三帧脉冲10
                         
                           if  (XX30(1,11)>=0) & (XX30(1,11)<=5000)      
                                     audio(1,196)=0;                          % 1
                                     audio(1,197)=0;
                                     audio(1,198)=0;
                                     
                      elseif    (XX30(1,11)>=5001) & (XX30(1,11)<=10000)  
                                     audio(1,196)=1;                          % 2
                                     audio(1,197)=0;
                                     audio(1,198)=0;
                                     
                       elseif     (XX30(1,11)>=10001) & (XX30(1,11)<=15000) 
                                     audio(1,196)=0;                          % 3
                                     audio(1,197)=1;
                                     audio(1,198)=0;
                                     
                      elseif    (XX30(1,11)>=15001) & (XX30(1,11)<=20000)
                                     audio(1,196)=1;                          % 4
                                     audio(1,197)=1;
                                     audio(1,198)=0;
                                     
                      elseif    (XX30(1,11)>=20001) & (XX30(1,11)<=25000)
                                     audio(1,196)=0;                          % 5
                                     audio(1,197)=0;
                                     audio(1,198)=1;