Tactical Communications

Indigenous Communication Radios – Aerospace & Defense Networks

Across the globe defense forces finds a need to deploy a stand-alone operational high speed cellular type network in less than few minutes in order to meet the battlefield management communication requirement. Most of the first world countries have adopted 4G technology. There is a need of owning the complete technology for any country who is employing these technologies for battlefield management for various tactical reasons.

Indigenous Focus & Innovations:
Lekha offers completely indigenous system solutions with Proprietary and 3GPP 4G based RF solutions for Aerospace and Defence Networks. At Lekha, the team drives constant innovation in the areas of technologies and platforms to enhance the product range, throughput and solution robustness. Lekha Wireless actively investing in R&D and partnering with Govt and Private Defence players to align with Nations vision of Self-reliant India.

Defense Wireless Communication Challenges:
Defence Networks consists of different challenges in terms of Network topologies, Applications, functional features, and platforms.

Lekha’s Aerospace and Defence System Solutions Map:

Lekha’s Aerospace and Defence System Solutions Map for Networks

Handheld SDR Radios

Lekha is developing Handheld SDRs with Proprietary MANET and standard 3GPP LTE waveforms.

  • For Peer-Peer network based scenarios MANET waveform based radios are explored to have non central node and multi-hop based connectivity methods.
  • For a point to multipoint network based scenarios 4G LTE based radios are explored to have enhanced cellular based features on the Tactical networks.

COFDM IP Radios for UGV and UAV Networks

Lekha is deploying COFDM IP Radios with Proprietary COFDM MANET waveforms.

  • Multi carrier Radios supporting Video, Audio and Control Data on single Radio
  • FF and FH Modes enabling ECCM features
  • 2 Hop Relay mode for Range Extensions (Higher number of Hops in development)
  • LOS and NLOS Scenarios
  • Customization for different Frequency Bands and different Transmit Powers
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