The air force assessed options for replacing older technologies with newer ones called technology insertion in the space based infrared system sbirs geosynchronous earth orbit geo satellites 5 and 6. Space acquisitions space based infrared system could benefit from technology insertion planning source us government accountability office ref gao 15 366 issued april 3 2015 25 pdf pages the air force assessed options for replacing older technologies with newer ones called technology insertion in the space based infrared system sbirs geosynchronous earth orbit geo satellites 5 . Space based infrared system could benefit from technology insertion planning why gao did this study sbirs is a key part of dods missile warning and defense systems to replace the first two satellites currently on orbit the air force plans to build two more with the same design as previous satellites. Source us government accountability office issued april 3 2015 the air force assessed options for replacing older technologies with newer ones called technology insertion in the space based infrared system sbirs geosynchronous earth orbit geo satellites 5 and 6. Space acquisitions space based infrared system could benefit from technology insertion planning why gao did this study sbirs is a key part of dods missile warning and defense systems to replace the first two satellites currently on orbit the air force plans to build two more with the same design as previous satellites the basic sbirs design is years old and some of its technology