We develop access technologies like 5G NR, LTE, WiMAX, MANET SDR etc. and offer deep expertise in customizing them for specific applications and network topologies. Lekha wireless has a strong Research and Development team, combined with Engineering expertise in software and hardware for delivering complete system. We design, develop, and manufacture complete radio solutions—including hardware and software—tailored to customer specifications for defence and telecom applications, with optional white-labeling
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Lekha provides data link solutions to private network operators, large defense and aerospace System integrators. We work closely with customers to integrate wireless data links to varieties of applications. Lekha’s experience has always helped customers in creating quick proof of concept and accelerate technology adoption.
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OOur data link products are designed to comply with regional statutory requirements, as well as industrial and military standard specifications. We also support customization of hardware and software to suit unique customer needs. Lekha has several products and solutions in deployment through customers and partners.
Many of our products have been successfully certified for compliance for standards like FCC, JSS55555, 810G etc. Lekha has sophisticated radio lab and equipment to qualify the developed prototypes. The quality of our SDR products manufactured are addressed with well defined automation test suites that takes care of validation of various radio and functionality aspects.
We are of an ISO 9001:2015 abd AS:9100 certified company.
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COFDM and SC-FDE IP Radio
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5 MHz, 8 MHz and 10 MHz BW
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2 Mbps to 12 Mbps Data Rate
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< 500 grams (275 grams in Open-module form)
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Security: AES and FH Support
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Available in UHF/ L/ S/ C Bands with upto +33dBm Tx power
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Vehicle mount, battery operated, open frame and ruggedized packaging options
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SWARM Mesh Radio with COFDM and SC-FDE Waveforms
• Multi-channel Design with low complexity Remote Radio
• 2 Mbps minimum data rate per user with scalable aggregation to 100 Mbps
• Scalable design to support 128 Nodes
• AES256 and FH Support for COMSEC & TRANSEC
• Self-Healing with Decentralized Operation, P2P and PMP and Mesh
• Multiple Freq Band Support
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Long Range (100 Km to 150 Km) UAV Link, autoconfigure to relay mode for supporting Beyond Line of Sight
• Antenna Positioner Integrated Solution for Ground Data Terminal
• 4 Mbps Video data rate from Air Data Terminal and <100 Kbps Control Link
• AES and FH Support
• C band Support with customization for Multiple Freq Band Support
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Audio, Messaging and Situational Awareness Applications
• Ground to Ground LOS Range Support of > 2 Km
• Air to Ground support of >10 Km range
• Mesh Topology with Relay Mode for NLOS
• AES and FH Security Support
• V/UHF band and Other Freq Band customization feasible
• Integrated with Tab for Navigation and User Applications
 Roadmap towards L band, 128 node mesh, onboard display with high data rate Video, Wi-Fi and Bluetooth
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Video, Audio, Messaging and Situational Awareness Support
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Air to Ground LOS Range (for Messaging, Situational Awareness, Navigation) Support of > 100 Km
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Mesh Topology with Relay Mode for NLOS
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AES and FH Support
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V/UHF and HF band and Other Freq Band customization
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Integrated with Headset, Handset, Tab for Navigation and User Applications
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Roadmap for ATR compliant chassis, standard model and L-Band support
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SDR and IFF Functionality for AFVs and ICVs
• Ground to Ground LOS Range Support of > 10 Km
• Mesh Topology with Relay Hops for NLOS
• Messaging and Situational Awareness
• AES and FH Support
• V/UHF and HF band and Other Freq Band customization
• Integrated with Headset, Handset, Tab for Navigation and User Application
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2 Way Ground Data Link System
• CDMA Technology
• High Sensitivity and Antijamming Link
• High sensitivity CDMA Control and Command link
• Ship-borne (launched from Naval ship towards a hostile aerial target)
• 4 channel Data link transmitter
• Loop back receiver
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Ship based control unit for the Data link
• Redundant data link, Power amplifier, power systems, Mission computer and WCS Integration
• CDMA Transmit and receive integrated for local loopback function
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High sensitivity 6 Channel Control link
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DSSS CDMA Technology
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6 Independent Radio paths in L-Band
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Miniature design and fully integrated
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The Missile data link transceiver is a 2- way secured link between Helicopter and missile
• The uplink provides target updates & guidance commands to missile.
• The downlink to Helicopter provides real time target images, to display in cockpit for precision missile attack
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To use as Ground and Airborne modem
• High sensitivity TDD CDMA Link
• Command up link for a range of 100km
• Telemetry Down link for upto 100km range
• Altitudes from 25 meters to 7km.
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Automatic identification systems (AIS): Military Standard ITU-R
M.1371-5 Compliant Radios for Naval Vessel Connectivity
• ADS-B (Automatic Dependent Surveillance–Broadcast): Single or dual-channel ADS-B receivers for commercial and military navigation, output via ASTRIX CAT 021 Ethernet.
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Tactical High Data Rate Secure Backhaul Wireless Link (100 Mbps Bi-directional)
• PTP, PTMP and Mesh topologies
• AES and FH based ECCM Security
• 15 Km to 20 Km LOS Range
• Wireless Backhaul Links for AdHoc Networks with SDRs, 4G and 5G
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Hubless Satcom Mesh Terminals
• MF TDMA Protocols
• Data Rates of 1.2 Kbps to 10 Mbps
• L band IF based Products – Integration with existing Satcom Infra (Up/Down converters, Antenna)
• Waveforms and HW platform baseline available
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Frequency Scan: 100 MHz to 6 GHz
• 4 Channels for Multi-Antenna Port
• Scanning 6 GHz band takes 200mS at 30 GHz per second rate a 3 kHz resolution bandwidth.
• Auto and Configurable Scan band, Scan period and RBW
• Detection signatures are continuously updated to reduce detection time.
• Ongoing improvements to the current platform's software