Ex Parte WANG - Page 3




              Appeal No. 2003-1816                                                               Page 3                
              Application No. 09/195,593                                                                               


                    A further understanding of the invention can be achieved by reading the following                  
              claim.                                                                                                   
                            1. A method for storing a stoclustic1 or stochastic halftone screen                        
                    having (M*N) cells and (H*K) elements in a memory device, comprising                               
                    the steps of:                                                                                      
                            (a) storing (H*K) threshold values;                                                        
                            (b) storing (H*K) incremental threshold values; and                                        
                            (c) storing (M*N) fill-in indices for addressing the (M*N) cells.                          


                    Claims 1-7 stand rejected under 35 U.S.C. § 103(a) as obvious over U.S. Patent                     
              No. 5,267,054 ("Chang").                                                                                 


                                                      OPINION                                                          
                    Rather than reiterate the positions of the examiner or the appellant in toto, we                   
              focus on a point of contention therebetween.  The examiner asserts, "Chang et al.                        
              discloses (Figure 6b) . . . an array of indices (dx', dy') for indexing the cells of a                   
              threshold array."  (Final Rejection at 2.)2  The appellant argues, "[t]he Examiner has                   
              erroneously asserted that the disclosure of values for the distances of x and y from the                 



                    1The specification omits a definition of the term "stoclustic."                                    
                    2"We advise the examiner to copy his rejections into his examiner’s answers. . . ."                
              Ex parte Metcalf, 67 USPQ2d 1633, 1635 n.1 (Bd.Pat.App.& Int. 2003).                                     







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