Exhibit 21.1



|                                                                       |  |                                            
|---------------------------------------------------------------------- |  | -------------------------------------------
|NAME OF SUBSIDIARY                                                     |  | STATE OR OTHER JURISDICTION OFINCORPORATION
|TriQuint, Inc. (f/k/a Sawtek, Inc.)                                    |  | Florida                                    
|Triquint, Inc. (f/k/a Sawtek Sweden AB)                                |  | Sweden                                     
|TriQuint TFR, Inc. (f/k/a TFR Technologies, Inc.)                      |  | Oregon                                     
|TriQuint Semiconductor GmbH                                            |  | Germany                                    
|TriQuint C.V.                                                          |  | Netherlands Antilles                       
|TriQuint S.R.L. (f/k/a Sawtek S.R.L)                                   |  | Costa Rica                                 
|TriQuint B.V.                                                          |  | Netherlands                                
|                                                                       | 
|TriQuint Asia, Inc. (f/k/a Sawtek Far East, Inc.)                      |  | Delaware                                   
|TriQuint Japan TYK                                                     |  | Japan                                      
|TriQuint (Shanghai) Trading Company, Ltd.                              |  | China                                      
|                                                                       | 
|TriQuint Colorado, Inc. (f/k/a Peak Devices, Inc.)                     |  | Colorado                                   
|                                                                       | 
|TriQuint Texas General Holding Company                                 |  | Delaware                                   
|TriQuint Texas Limited Holding Company                                 |  | Delaware                                   
|TriQuint Semiconductor Texas, LP                                       |  | Texas                                      
|                                                                       | 
|TriQuint Sales and Design, Inc. (f/k/a TriQuint Optoelectronics, Inc.) |  | Delaware                                   
|                                                                       | 
|TriQuint Technology Holding Co.                                        |  | Delaware                                   
|                                                                       | 
|TriQuint International Holding Co.                                     |  | Delaware                                   
|                                                                       | 
|TriQuint Europe Holding Company                                        |  | Delaware                                   
|                                                                       | 
|TriQuint WJ, Inc (f/k/a WJ Communications, Inc.)                       |  | Delaware                                   
|Watkins-Johnson Environmental, Inc.                                    |  | California                                 
|Watkins- Johnson International, Inc.                                   |  | California                                 
|WJ Communications (Shanghai) Ltd                                       |  | China                                      
|WJ Newco LLC                                                           |  | Delaware