Ex Parte Cai - Page 8



         Appeal No. 2006-2707                                                       
         Application No. 09/749,792                                                 


              We note at paragraph 20, Appellant’s specification states             
         the following:                                                             
                        [0020] The performance demanding level                      
                   signal (PDL) 311 is an input signal used by                      
                   the frequency reduction circuit 305 to                           
                   determine the level of sensitivity (or                           
                   aggression) used for frequency reduction. If                     
                   PDL signal 311 is asserted (e.g., value of                       
                   "1"), then frequency reduction cannot be                         
                   aggressive and instead fine granularity must                     
                   be used (e.g., [fraction (1/15)] reduction                       
                   from normal clock frequency) for reducing the                    
                   normal clock frequency.  Alternatively, if                       
                   PDL signal 311 is not asserted (e.g., value                      
                   of "0"), then frequency reduction can be                         
                   aggressive and higher percentages of                             
                   frequency reduction (e.g., close to 50%                          
                   reduction from normal clock frequency) may be                    
                   used for reducing the normal clock frequency.                    
                   Advantageously, the PDL signal 311 can be                        
                   used as a form of hardware performance                           
                   profiling for system components                                  
                   interconnected to processor architecture 300.                    
              Thus, the claim does require a performance demanding level            
         input for determining the rate of reduction of the temperature-            
         related frequency.                                                         
              Now, the question before us is what Georgiou and McDermott            
         would have taught to one of ordinary skill in the art?  To answer          
         this question, we find the following facts:                                



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