Ex Parte VAN BERKEL - Page 4




          Appeal No. 2003-0670                                                        
          Application No. 09/119,891                                                  


          teaching of this specific claim limitation.  This portion of Wood           
          discloses renderers and a z-buffer algorithm being used to deduce           
          the nearest visible rendering primitive at each pixel.  This                
          rendering technique of Wood may cause the generation of differing           
          views, but there is no indication therein that it performs this             
          function by obtaining data defining at least the lenticular                 
          screen lenticule pitch, the number of views N, and the lenticular           
          screen position relative to the display device pixels and then              
          applying a predetermined algorithm, using this obtained data, to            
          determine which of N views is to be carried.                                
               In response to appellant’s argument that Wood does not                 
          disclose this claimed limitation, the examiner argues that column           
          1, lines 18-24, and column 2, lines 58-67, of Wood teach                    
          obtaining data defining the lenticular screen lenticules pitch,             
          i.e., the horizontal diameter of each lenticule, as this                    
          represents the lenticule pitch (see page 7 of the answer).                  
               We have reviewed the cited portions of Wood and we fail to             
          find any disclosure therein of obtaining data defining at least             
          the lenticular screen lenticule pitch, the number of views N, and           
          the lenticular screen position relative to the display device               
          pixels, wherein this data is applied to a predetermined algorithm           
          for determining which of N views is to be carried.                          

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