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                        Demodulation and decoding
                    
                                            
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                                    Patent number 10,097,382
                                
 
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                                    Issue date Oct 9, 2018
                                
 
                        
                                            
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                                    NXP B.V.
                                 
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                                    Semih  Serbetli
                                 
                        
                                            
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                                    H04 - ELECTRIC COMMUNICATION TECHNIQUE
                                 
                        
                 
             
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                        Digital I/Q reprocessing demodulator (DIRD)
                    
                                            
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                                    Patent number 9,628,314
                                
 
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                                    Issue date Apr 18, 2017
                                
 
                        
                                            
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                                    The United States of America as represented by the Secretary of the Navy
                                 
                                - 
                                        
                                    David  Mellick
                                 
                        
                                            
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                                    H04 - ELECTRIC COMMUNICATION TECHNIQUE
                                 
                        
                 
             
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                        Qpsk demodulator
                    
                                            
                                - 
                                    Patent number 4,769,816
                                
 
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                                    Issue date Sep 6, 1988
                                
 
                        
                                            
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                                    Raytheon Company
                                 
                                - 
                                        
                                    Gary H. Hochstadt
                                 
                        
                                            
                                - 
                                        
                                    H04 - ELECTRIC COMMUNICATION TECHNIQUE
                                 
                        
                 
             
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                        Four phase PSK demodulator
                    
                                            
                                - 
                                    Patent number 4,757,272
                                
 
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                                    Issue date Jul 12, 1988
                                
 
                        
                                            
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                                    NEC Home Electronics Ltd.
                                 
                                - 
                                        
                                    Yukihiro  Okada
                                 
                        
                                            
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                                    H04 - ELECTRIC COMMUNICATION TECHNIQUE
                                 
                        
                 
             
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                        Poly-phase modulation systems
                    
                                            
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                                    Patent number 4,213,094
                                
 
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                                    Issue date Jul 15, 1980
                                
 
                        
                                            
                                - 
                                        
                                    Raytheon Company
                                 
                                - 
                                        
                                    Wilhelm A. H. Wood
                                 
                        
                                            
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                                    H04 - ELECTRIC COMMUNICATION TECHNIQUE
                                 
                        
                 
             
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                        Phase synchronizing circuit
                    
                                            
                                - 
                                    Patent number 4,110,706
                                
 
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                                    Issue date Aug 29, 1978
                                
 
                        
                                            
                                - 
                                        
                                    Nippon Electric Company, Ltd.
                                 
                                - 
                                        
                                    Youichi  Matsumoto
                                 
                        
                                            
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                                    H04 - ELECTRIC COMMUNICATION TECHNIQUE
                                 
                        
                 
             
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