COLUMBIA, Md., Sept. 28, 2010 (GLOBE NEWSWIRE) -- Integral Systems, Inc. (Nasdaq:ISYS) announced today that it has been awarded a sole source contract from a leading Satellite Communications (SATCOM) ...

Integral Systems, Inc., (NASDAQ:ISYS) today announced a contract signing with Orbital Sciences Corporation (“Orbital”) to provide the KT Corporation with primary and backup satellite command and ...

EchoStar Expands its EPOCH IPS System to Support EchoStar 11 Integral Systems, Inc. (Nasdaq: ISYS today announced that it is currently under contract with EchoStar Communications Corp. (Nasdaq: DISH – ...

I stated without proof that a system with integral control will have zero DC error. This statement needs to be made with precision, and extended to the benefits of a ...