Ex Parte BACKSTROM et al - Page 6




              Appeal No. 2003-0041                                                                                        
              Application No. 09/087,528                                                                                  

              2002) citing In re Gartside, 203 F.3d 1305, 1316, 53 USPQ2d 1769, 1776 (Fed. Cir.                           
              2000). "The Board's findings must extend to all material facts and must be documented                       
              on the record, lest the 'haze of so- called expertise, acquire insulation from                              
              accountability."Lee, 277 F.3d at 1345, 61 USPQ2d at 1435.                                                   
                     Upon our review of Muszynski, we find that Muszynski fails to teach or suggest                       
              “uplinking undersampled radiotelephone signals from the cellular radiotelephone base                        
              station to the cellular radio exchange” as recited in Appellants’ claim 1.  Furthermore,                    
              we note that claims 12, 19, 24, 35 and 43, the other independent claims, recite similar                     
              ranges.                                                                                                     
                     Upon our review of Bazarjani, we find that Bazarjani does teach the use of                           
              undersampling analog-to-digital converter for sampling a received signal in a CDMA                          
              base station or mobile telephone.  See column 4, lines 9-60 of Bazarjani.  However, we                      
              fail to find that Bazarjani teaches or suggest using an uplink undersampled radio signal                    
              from a base station to a cellular radio exchange as recited in the independent claims.                      
              Bazarjani does teach six reasons for using a sub-sampling receiver in column 4, lines                       
              40-54.  However, we fail to find that these reasons would be relevant in providing an                       
              uplinking undersampling radiotelephone signal from a cellular radio base station to a                       
              cellular radio exchange which do not have the same issues or problems for                                   
              demodulation within a receiver.                                                                             




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