Ex parte BALMER - Page 2




          Appeal No. 96-1014                                                          
          Application 08/032,530                                                      

          the final rejection of claims 23-44, which constitute all of                
          the pending claims.                                                         
               We affirm-in-part.                                                     
                                    BACKGROUND                                        
               The disclosed invention is directed to an apparatus and                
          method for operating a plurality of processors in                           
          synchronism, as described with respect to figures 21-23 in                  
          the section of the specification at pages 38-44 entitled                    
          "Synchronized MIMD."                                                        
               Claim 35 is reproduced below.                                          
                    35.  The method of operating a computer system                    
               having a plurality of processors in synchronism, each                  
               of the processors independently fetching and executing                 
               instructions, said method comprising the steps of:                     
                    storing at each processor an indication of other                  
               processor or processors to which said processor is to                  
               be synchronized;                                                       
                    generating at each processor a ready signal when                  
               said processor is ready to fetch an instruction;                       
                    inhibiting fetching an instruction at each                        
               processor until said processor receives said ready                     
               signal from all other processor or processors to which                 
               said processor is to be synchronized according to said                 
               stored indication and thereafter fetching said                         
               instruction at each processor; and                                     
                    executing fetched instructions at each processor,                 
               whereby each processor is synchronized with said other                 

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