Technologies and Products

The Nineties

Propagation Studies
- Propagation studies at millimeter wave frequencies for space to earth path
Communication Systems
- Meteor Burst Communication System (MBC)
  - Utilizes trails of meteors at height of 80-120 kms
  - Low probability of interception & High nuclear survivability
Wire Guided Torpedo (WGT) Modem
- Meteor Burst Communication System (MBC)
  - Command and guidance data link
  - 26 Km range between ship & torpedo
Satellite Communication
- X-band Satellite Communication System
- Reliable and secure comm in battlefield and adverse condition
- 4.5M semi Static/Road Transportable Terminal
- 1.5M Jeep/Jonga mounted/Air Transportable Terminal
- 1.0M man pack terminal
- Rapid deployment in remote location
- 3M and 6M road and air transportable SATCOM terminals at C band Code named ‘NARAD’
- Deployed for peacetime and actual warzone operations by Indian Army without undergoing any formal user trial
- First DEAL product to be showcased in the Republic Day Parade
Data Links
- Development of Data Links for unmanned aerial vehicle
- Advanced Digital Communication Techniques
- Direct sequence SSM technique for antijam margin of 18db
- Digital video bandwidth compression technique
- Precise range information ( ± 7.5 mt)
- Tracking accuracy of 2 milli-radians
- 160 Kms range command and tracking system
- Part of DRDO contingent in Republic Day Parade 2007
- Limited series production completed

Data Links

Millimeter Wave systems

Satellite Image Reception
- Established an Earth Station for reception of Image Data from IRS series of satellites
- Setup satellite data transmission link with users and other DRDO labs.

Satellite Image Reception

Image Processing
- Software development for processing Images received from Remote Sensing Satellites