Aerospace & Defense

HAPS, Aerostat & Drone-Based 4G/5G Networks

Connectivity from Above. Reach Without Boundaries

4G/5G communications equipment integrated into HAPS, aerostats or drones for use cases including border surveillance, forward operating areas, disaster zones, and locations where terrestrial communications infrastructure is unavailable or compromised

Quantum-Secure 5G Networks

Secure Today. Quantum-Ready Tomorrow

5G networks incorporating post-quantum cryptography to protect sensitive defense and government communications against current and future cryptographic threats

Tactical LAN for Naval Operations

Connected at Sea. Command with Confidence

Secure, self-zontained 4G/5G tactical networks providing voice, data and video services across naval vessels and task groups operating at sea, beyond terrestrial network coverage

RANDome™ Architecture

Deploy Fast. Connect Instantly

Rapidly deployable, complete, portable 4G/5G cellular network bubbles operating in standalone mode or interconnected using SATCOM and terrestrial transport networks. Fast, secure, private cellular coverage for forward units, and disaster relief operations where public network services are unavailable, overloaded or disrupted

Rugged Handsets

Built for the Network. Designed for the Mission

Ruggedized handsets combining extended radio coverage, specialized frequency-band support, multi-waveform communication capabilities and enhanced security in a single field-ready device

Quantum-Secure 5G Networks

Secure Today. Quantum-Ready Tomorrow

5G networks incorporating post-quantum cryptography to protect sensitive defense and government communications against current and future cryptographic threats

RANDome™ Architecture

Deploy Fast. Connect Instantly

Rapidly deployable, complete, portable 4G/5G cellular network bubbles operating in standalone mode or interconnected using SATCOM and terrestrial transport networks. Fast, secure, private cellular coverage for forward units, and disaster relief operations where public network services are unavailable, overloaded or disrupted

Indigenous Communication Radios – Aerospace & Defense Networks

Indigenous Communication Radios – Aerospace & Defense Networks

Empowering the Battlefield with Rapid, Secure, Indigenous Communication Solutions

Across the globe, defence forces face a critical need: deploying high-speed, stand-alone operational communication networks in the shortest possible time to ensure mission success. Owning the complete technology stack is no longer optional—it’s a strategic imperative for nations seeking full control over their battlefield management systems and tactical operations.

Indigenous Innovation. Strategic Advantage.
Lekha delivers fully indigenous, proprietary waveform-based wireless communication solutions purpose-built for Aerospace and Defence networks. Our commitment to innovation drives us to develop advanced technologies and platforms that increase throughput, resilience, and operational flexibility.

With continuous investment in R&D and strategic collaborations with both government and private defence organizations, Lekha aligns with India’s vision of Atmanirbhar Bharat—ensuring that critical communication capabilities are secure, self-reliant, and future-ready.

Addressing the Real Challenges of Defence Communication
Defence networks demand excellence across diverse network topologies, applications, functional capabilities, and deployment platforms. Lekha’s solutions are engineered to overcome these challenges, delivering robust, adaptable, and mission-critical communication systems—when and where they matter most.

Lekha Wireless – Powering Secure, Rapid, and Indigenous Defence Communication.

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