Ex parte FRAZIER et al. - Page 2




          Appeal No. 2000-0957                                                        
          Application 06/344,455                                                      

               This is a decision on appeal under 35 U.S.C. § 134 from                
          the final rejection of claims 1 and 16.  Claims 2-4 and                     
          17-19 have been indicated to be allowable if rewritten in                   
          independent form to include all of the limitations of the                   
          base claim and any intervening claims.                                      
               We affirm-in-part.                                                     
                                    BACKGROUND                                        
               The invention is directed to an apparatus and method                   
          for measuring the slant range S and altitude H of a target                  
          in a bistatic radar  system.2                                                        
               Claim 1 is reproduced below.                                           
               1.  A bistatic passive radar system for use in                         
               conjunction with a host transmitter that is a                          
               determinable distance D from the radar system, and                     
               which includes means for determining the distance D, a                 
               display and means for displaying video images of a                     
               selected target, the position of the radar system and                  
               the position of the transmitter on the display,                        
               characterized by                                                       



            "Bistatic radar" is defined as "[a] radar using2                                                                      
          antennas at different locations for transmission and                        
          reception."  The New IEEE Standard Dictionary of Electrical                 
          and Electronics Terms (IEEE, Inc. 5th ed. 1993).  "Bistatic                 
          passive radar" is further discussed in U.S. Patent 4,281,327,               
          issued July 28, 1981, to L.M. Frazier (one of the co-inventors              
          of this application) and W.H. Johnson, at column 1, lines                   
          6-36.                                                                       
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