Ex Parte 5872952 et al - Page 5




              Appeal No. 2005-2512                                                                                         
              Reexamination Control No. 90/006,431                                                                         

                     power net characteristics like voltage drop, current density and ground                               
                     bounce.  The present invention fulfills this and other needs.                                         
              Id. at col. 1, l. 61 to col. 2, l. 6.  As explained below, the preferred embodiment of the                   
              invention employs a “DRACULA®” system available from Cadence Design Systems,                                 
              Inc. (Cadence”), an “ARCADIA” system available from Archer Systems, Inc. (“Archer”),                         
              and a “ChipViewer product” which is not described as being available from a vendor.                          
                     Figure 1 of the ‘952 Patent, which depicts a preferred embodiment of the                              
              invention, is reproduced below:                                                                              
                                                                                                                          





















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