Ex parte MARKANDEY et al. - Page 1




           The opinion in support of the decision being entered today was not written for
                     publication and is not binding precedent of the Board.           
                                                                 Paper No. 18         
                      UNITED STATES PATENT AND TRADEMARK OFFICE                       
                                    ____________                                      
                         BEFORE THE BOARD OF PATENT APPEALS                           
                                  AND INTERFERENCES                                   
                                    ____________                                      
                   Ex parte VISHAL MARKANDEY, STEPHEN W. MARSHALL,                    
            DONALD B. DOHERTY, VADLAMANNATI VENKATESWAR, PAUL M. URBANUS              
                                 and ROBERT J. GOVE                                   
                                    ____________                                      
                                Appeal No. 1998-0662                                  
                             Application No. 08/561,223                               
                                    ____________                                      
                                      ON BRIEF                                        
                                    ____________                                      
          Before HAIRSTON, KRASS, and HECKER, Administrative Patent                   
          Judges.                                                                     
          HECKER, Administrative Patent Judge.                                        


                                 DECISION ON APPEAL                                   
               This is a decision on appeal from the final rejection of               
          claims 1 through 20, all claims pending in this application.                
               The invention relates to displaying video data with a                  
          spatial light modulator using interlaced video input data.  In              
          particular, referring to Figure 1, a video signal is received               
          at input 11 and processed at processor 12 which includes an                 
          analog- to-digital (A/D) converter.  One field of pixel data                







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