Study of Data Link and Its Countermeasure

In modern digital war, data link can provide all kind of the real time or the approximate real time battle information data promptly, with every kinds of data communication technology ways, command and control system, computer and every kinds of data terminals constitute an organic seamless network system, the battle information data can be exchanged reliably and transmitted automatically in real time, so that the battle information resources shares are implemented,and “control dominance of information is gained. This paper introduces the link system and its characteristics of foreign army, and puts forth some jamming countermeasure.