Ex Parte YANG - Page 8



          Appeal No. 2001-0476                                                        
          Application No. 08/768,231                                                  

          comprising an automatic gain control circuit and a servo                    
          demodulator connected to said automatic gain control circuit for            
          sampling and holding amplitudes of burst signals and for                    
          providing, as an output, information relative to the amplitudes             
          of the burst signals."                                                      
               These distinctions in claim scope appear to be lost on the             
          Examiner since all of these claims were grouped and treated                 
          together in the rejections as if they were of the same scope.               
          Therefore, this case is remanded so that the Examiner can                   
          determine the scope of each of the claims and apply the prior art           
          accordingly.                                                                
               Furthermore, it does not appear that the Examiner                      
          appreciated the entire scope of claims 1, 3, 41 and 44.  To                 
          illustrate this point, we turn to the claims specifically                   
          addressed in the Examiner's rejection, independent claims 41 and            
          44.  In particular, we note that claim 41 recites,                          
               . . . wherein said servo identification is recorded in                 
               A and B portions of said servo bursts to enable                        
               detection of said servo identification by a head when                  
               said head is in an off-track state and an on-track                     










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