Ex Parte VAN DALFSEN - Page 6




                 Appeal No. 2001-2416                                                                                                              
                 Application No. 08/843,978                                                                                                        


                 for a teaching of a resistive element provided between the deflection coils for providing                                         
                 an indication of deflection current to determine displacement.                                                                    
                         The examiner then takes these teachings and alleges that since Kii uses stored                                            
                 correction waveforms of reference lines in the determination of a correction value of a                                           
                 line therebetween, and since Tanaka teaches that fewer reference values are needed                                                
                 when specific reference points of known correction values are used in the calculation of                                          
                 the correction value for the designated point, it would have been obvious to employ                                               
                 Tanaka’s interpolation method with Kii’s invention for a more efficient method of                                                 
                 interpolation [see final rejection-page 4].                                                                                       
                         Moreover, the examiner considers it obvious to have realized the claimed means                                            
                 for generating position information related to the deflection current with the system of                                          
                 Kii and Tanaka “so the exact displacement on a screen is known in determining where                                               
                 scan raster is in relation to the reference points and the designated point” [final                                               
                 rejection- page 5].                                                                                                               
                         Further, the examiner alleges that it would have been obvious “to recognize the                                           
                 claimed means for measuring a first moment in time at which the position information                                              
                 has a first value and the claimed means for measuring a second moment in time at                                                  
                 which the position information has a second value with the system of Kii, Tanaka, and                                             





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