Ex parte GUTTAG et al. - Page 16




          Appeal No. 1996-3193                                                        
          Application 08/160,112                                                      

               The closest we can find to any relevant reasoning by the               
          Examiner is the following (EA5):                                            
               [T]he exemplary embodiments disclosed by Taniguchi are                 
               not limited to only one set of X and Y inputs for only                 
               one absolute value Z, and Taniguchi further suggests the               
               use of first and second multi-bit input signals (see                   
               column 14, line 43, and column [?][)].  Therefore, it                  
               would have been an obvious modification for one of                     
               ordinary skill in the art to input a series of first and               
               second multi-bit input signals as suggested by Taniguchi               
               and obtain a series of absolute values.                                
               This does not particularly address the claim limitations.              
          An operation on a multi-bit numbers does not suggest                        
          simultaneous operations on a plurality of separate numbers,                 
          adding or subtracting the plurality of differences to a                     
          plurality of running sums of absolute values of the                         
          differences, and then adding the partial sums together.  Since              
          Taniguchi does not disclose a running sum of the absolute                   
          values of the differences clearly some reasoning is needed to               
          demonstrate the obviousness of a plurality of running sums and              
          then adding the sums together.  The Examiner has made no                    
          argument that it would have been obvious to have a plurality                
          of circuits in parallel and then to sum the partial sums from               
          each circuit, or any other argument that would address the                  
          claim limitations.  Thus, the Examiner has failed to establish              

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