Only a few countries, like the United States, France and Israel, are believed to have a full-proof anti-drone system.
While two of them belong to Himachal Pradesh, the third soldier is from Jammu.
29 civilians, including three Kashmiri Pandits and 8 non-locals, were killed in terror attacks in Kashmir this year.
The test trials conducted during late evening hours came amid recent border tensions with China, wherein Indian troops clashed with Chinese counterparts along Indo-China border in Arunachal Pradesh.
In a statement in the Lok Sabha, the defence minister said that the skirmish between soldiers of the Indian Army and the People Liberation Army (PLA) resulted in injuries to “a few personnel on both sides”.