Ex parte ZHENG et al. - Page 3




          Appeal No. 1997-0888                                                        
          Application 08/367,683                                                      

                    23.  A computer-implemented method for locating the               
               position of an imaged acquisition target in a pixel                    
               image, comprising the following steps:                                 
                    (a) generating image signals corresponding to said                
               image with a camera, said image comprising said imaged                 
               acquisition target;                                                    
                    (b) comparing said image signals with template                    
               signals corresponding to a double template at a plurality              
               of positions within said image using a processor, said                 
               double template corresponding to an ideal acquisition                  
               target, wherein at least one half of said double template              
               does not correspond with a center of said ideal                        
               acquisition target; and                                                
                    (c) locating the position of said imaged acquisition              
               target in said image using the processor in accordance                 
               with said comparisons of step (b).                                     

               The Examiner relies on the following prior art                         
          references:                                                                 
          Dvorzsak                          4,736,109       April 5,                  
          1988                                                                        
          Chandler et al. (Chandler '936)   4,874,936    October 17,                  
          1989                                                                        
          Chandler et al. (Chandler '029)   4,896,029    January 23,                  
          1990                                                                        
          Barski et al. (Barski)            4,949,392     August 14,                  
          1990                                                                        
          Ghazizadeh                        5,077,809   December 31,                  
          1991                                                                        

               Claim 1-6, 8, 12-17, 19, 23-28, 30, 34-39, and 41 stand                
          rejected under 35 U.S.C. § 103(a) as being unpatentable over                
          Dvorzsak and Ghazizadeh.  The Examiner adds Barski for the                  

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